diff --git a/Cargo.lock b/Cargo.lock
index 31e367c..2225de4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "aho-corasick"
@@ -37,37 +37,6 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
-[[package]]
-name = "built"
-version = "0.4.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8f1b029cb3929cb0c99780b0c10fe512f60be5438adf5f757e4afa1bc75a984"
-dependencies = [
- "cargo-lock",
- "git2",
-]
-
-[[package]]
-name = "cargo-lock"
-version = "4.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8504b63dd1249fd1745b7b4ef9b6f7b107ddeb3c95370043c7dbcc38653a2679"
-dependencies = [
- "semver",
- "serde",
- "toml",
- "url",
-]
-
-[[package]]
-name = "cc"
-version = "1.0.73"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
-dependencies = [
- "jobserver",
-]
-
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -108,29 +77,6 @@ dependencies = [
  "termcolor",
 ]
 
-[[package]]
-name = "form_urlencoded"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fc25a87fa4fd2094bffb06925852034d90a17f0d1e05197d4956d3555752191"
-dependencies = [
- "matches",
- "percent-encoding",
-]
-
-[[package]]
-name = "git2"
-version = "0.13.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f29229cc1b24c0e6062f6e742aa3e256492a5323365e5ed3413599f8a5eff7d6"
-dependencies = [
- "bitflags",
- "libc",
- "libgit2-sys",
- "log",
- "url",
-]
-
 [[package]]
 name = "heck"
 version = "0.3.3"
@@ -161,17 +107,6 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
-[[package]]
-name = "idna"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "418a0a6fab821475f634efe3ccc45c013f742efe03d853e8d3355d5cb850ecf8"
-dependencies = [
- "matches",
- "unicode-bidi",
- "unicode-normalization",
-]
-
 [[package]]
 name = "itertools"
 version = "0.10.3"
@@ -181,15 +116,6 @@ dependencies = [
  "either",
 ]
 
-[[package]]
-name = "jobserver"
-version = "0.1.24"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af25a77299a7f711a01975c35a6a424eb6862092cc2d6c72c4ed6cbc56dfc1fa"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -202,30 +128,6 @@ version = "0.2.119"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1bf2e165bb3457c8e098ea76f3e3bc9db55f87aa90d52d0e6be741470916aaa4"
 
-[[package]]
-name = "libgit2-sys"
-version = "0.12.26+1.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19e1c899248e606fbfe68dcb31d8b0176ebab833b103824af31bddf4b7457494"
-dependencies = [
- "cc",
- "libc",
- "libz-sys",
- "pkg-config",
-]
-
-[[package]]
-name = "libz-sys"
-version = "1.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f35facd4a5673cb5a48822be2be1d4236c1c99cb4113cab7061ac720d5bf859"
-dependencies = [
- "cc",
- "libc",
- "pkg-config",
- "vcpkg",
-]
-
 [[package]]
 name = "log"
 version = "0.4.14"
@@ -235,35 +137,16 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "matches"
-version = "0.1.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
-
 [[package]]
 name = "memchr"
 version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
 
-[[package]]
-name = "percent-encoding"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
-
-[[package]]
-name = "pkg-config"
-version = "0.3.24"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58893f751c9b0412871a09abd62ecd2a00298c6c83befa223ef98c52aef40cbe"
-
 [[package]]
 name = "prn"
 version = "0.1.0"
 dependencies = [
- "built",
  "env_logger",
  "humansize",
  "itertools",
@@ -342,42 +225,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "semver"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
-dependencies = [
- "semver-parser",
- "serde",
-]
-
-[[package]]
-name = "semver-parser"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
-
-[[package]]
-name = "serde"
-version = "1.0.136"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce31e24b01e1e524df96f1c2fdd054405f8d7376249a5110886fb4b658484789"
-dependencies = [
- "serde_derive",
-]
-
-[[package]]
-name = "serde_derive"
-version = "1.0.136"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08597e7152fcd306f41838ed3e37be9eaeed2b61c42e2117266a554fab4662f9"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "strsim"
 version = "0.8.0"
@@ -437,45 +284,6 @@ dependencies = [
  "unicode-width",
 ]
 
-[[package]]
-name = "tinyvec"
-version = "1.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2c1c1d5a42b6245520c249549ec267180beaffcc0615401ac8e31853d4b6d8d2"
-dependencies = [
- "tinyvec_macros",
-]
-
-[[package]]
-name = "tinyvec_macros"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
-
-[[package]]
-name = "toml"
-version = "0.5.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a31142970826733df8241ef35dc040ef98c679ab14d7c3e54d827099b3acecaa"
-dependencies = [
- "serde",
-]
-
-[[package]]
-name = "unicode-bidi"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a01404663e3db436ed2746d9fefef640d868edae3cceb81c3b8d5732fda678f"
-
-[[package]]
-name = "unicode-normalization"
-version = "0.1.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d54590932941a9e9266f0832deed84ebe1bf2e4c9e4a3554d393d18f5e854bf9"
-dependencies = [
- "tinyvec",
-]
-
 [[package]]
 name = "unicode-segmentation"
 version = "1.9.0"
@@ -494,24 +302,6 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
-[[package]]
-name = "url"
-version = "2.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a507c383b2d33b5fc35d1861e77e6b383d158b2da5e14fe51b83dfedf6fd578c"
-dependencies = [
- "form_urlencoded",
- "idna",
- "matches",
- "percent-encoding",
-]
-
-[[package]]
-name = "vcpkg"
-version = "0.2.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
-
 [[package]]
 name = "vec_map"
 version = "0.8.2"
diff --git a/Cargo.toml b/Cargo.toml
index 86d6932..4ac4510 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,8 +16,5 @@ env_logger = "0.9"
 walkdir = "2.3"
 itertools = "0.10"
 
-[build-dependencies]
-built = { version = "0.4", features = ["git2"] }
-
 [profile.release]
 lto = true
diff --git a/build.rs b/build.rs
index 5f5f9e7..a40ffdd 100644
--- a/build.rs
+++ b/build.rs
@@ -1,19 +1,26 @@
-use std::path::{ Path, PathBuf };
-use built::Options;
+use std::process::Command;
 
 fn main() {
-    let mut default: Options = Options::default();
-    let options = default
-        .set_compiler(true)
-        .set_cfg(true)
-        .set_ci(false)
-        .set_dependencies(false)
-        .set_git(true)
-        .set_env(true)
-        .set_features(true);
+    let target = std::env::var("TARGET").unwrap_or_else(|_| "unknown".to_string());
+    let profile = std::env::var("PROFILE").unwrap_or_else(|_| "unknown".to_string());
+    println!("cargo:rustc-env=BUILD_TARGET={target}");
+    println!("cargo:rustc-env=BUILD_PROFILE={profile}");
 
-    let src: PathBuf = std::env::var("CARGO_MANIFEST_DIR").unwrap().into();
-    let dst: PathBuf = Path::new(&std::env::var("OUT_DIR").unwrap()).join("built.rs");
+    let git_commit = Command::new("git")
+        .args(["describe", "--always", "--dirty"])
+        .output()
+        .ok()
+        .and_then(|o| String::from_utf8(o.stdout).ok())
+        .map(|s| s.trim().to_string())
+        .unwrap_or_else(|| "unknown".to_string());
+    println!("cargo:rustc-env=BUILD_GIT_COMMIT={git_commit}");
 
-    built::write_built_file_with_opts(&options, &src, &dst).expect("Failed to acquire build-time information");
-}
\ No newline at end of file
+    let rustc_version = Command::new("rustc")
+        .arg("--version")
+        .output()
+        .ok()
+        .and_then(|o| String::from_utf8(o.stdout).ok())
+        .map(|s| s.trim().to_string())
+        .unwrap_or_else(|| "unknown".to_string());
+    println!("cargo:rustc-env=BUILD_RUSTC_VERSION={rustc_version}");
+}
diff --git a/src/dbg.rs b/src/dbg.rs
index a1d4bd7..1826735 100644
--- a/src/dbg.rs
+++ b/src/dbg.rs
@@ -2,17 +2,11 @@ use structopt::clap::crate_version;
 
 pub fn dbg_info() -> String {
     format!(
-        "Crate version {}.\nBuilt from commit {} by {} for target {} with profile '{}' and features = {:?}.",
+        "Crate version {}.\nBuilt from commit {} by {} for target {} with profile '{}'.",
         crate_version!(),
-        built_info::GIT_VERSION.unwrap(),
-        built_info::RUSTC_VERSION,
-        built_info::TARGET,
-        built_info::PROFILE,
-        built_info::FEATURES
+        env!("BUILD_GIT_COMMIT"),
+        env!("BUILD_RUSTC_VERSION"),
+        env!("BUILD_TARGET"),
+        env!("BUILD_PROFILE"),
     )
 }
-
-#[allow(dead_code)]
-mod built_info {
-    include!(concat!(env!("OUT_DIR"), "/built.rs"));
-}