[INFO] cloning repository https://github.com/nzbzny/git-gud
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nzbzny/git-gud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnzbzny%2Fgit-gud", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnzbzny%2Fgit-gud'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55c1adc4b60c94f740b14b0081e1b483dbce7ec0
[INFO] checking nzbzny/git-gud against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnzbzny%2Fgit-gud" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nzbzny/git-gud on toolchain 51b1964e35e5e26f8cd938940f0da6f7b5cc54fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nzbzny/git-gud
[INFO] finished tweaking git repo https://github.com/nzbzny/git-gud
[INFO] tweaked toml for git repo https://github.com/nzbzny/git-gud written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nzbzny/git-gud already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 164a98732b3b559ed47955e92ef04a628b3685dc13257bba6b561577dc1461dd
[INFO] running `Command { std: "docker" "start" "-a" "164a98732b3b559ed47955e92ef04a628b3685dc13257bba6b561577dc1461dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "164a98732b3b559ed47955e92ef04a628b3685dc13257bba6b561577dc1461dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164a98732b3b559ed47955e92ef04a628b3685dc13257bba6b561577dc1461dd", kill_on_drop: false }`
[INFO] [stdout] 164a98732b3b559ed47955e92ef04a628b3685dc13257bba6b561577dc1461dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0186d815d6a466f72c11625dd5d5cb328c36412f1219139613cc9d3010befeed
[INFO] running `Command { std: "docker" "start" "-a" "0186d815d6a466f72c11625dd5d5cb328c36412f1219139613cc9d3010befeed", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.8
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking xxhash-rust v0.8.12
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]    Compiling lz4-sys v1.10.0
[INFO] [stderr]     Checking lz4 v1.26.0
[INFO] [stderr]     Checking git-gud v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `compressed_str`
[INFO] [stdout]   --> src/actions/diff.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let compressed_str = fs::read_to_string(obj_file_name).expect("Failed to read object file");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compressed_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `curr_text`
[INFO] [stdout]   --> src/actions/diff.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn perform_diff(&self, curr_text: String, orig_text: String) {}
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `orig_text`
[INFO] [stdout]   --> src/actions/diff.rs:73:47
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn perform_diff(&self, curr_text: String, orig_text: String) {}
[INFO] [stdout]    |                                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_orig_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compressed_str`
[INFO] [stdout]   --> src/actions/diff.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let compressed_str = fs::read_to_string(obj_file_name).expect("Failed to read object file");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compressed_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `curr_text`
[INFO] [stdout]   --> src/actions/diff.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn perform_diff(&self, curr_text: String, orig_text: String) {}
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `orig_text`
[INFO] [stdout]   --> src/actions/diff.rs:73:47
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn perform_diff(&self, curr_text: String, orig_text: String) {}
[INFO] [stdout]    |                                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_orig_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `compression_type` is never read
[INFO] [stdout]   --> src/actions/diff.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct DiffAction {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 18 |     compression_type: CompressionType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lz4_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn lz4_decompress(compressed: &[u8]) -> std::io::Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zlib_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn zlib_decompress(compressed: &[u8]) -> core::result::Result<Vec<u8>, DecompressError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `compression_type` is never read
[INFO] [stdout]   --> src/actions/diff.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct DiffAction {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 18 |     compression_type: CompressionType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lz4_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn lz4_decompress(compressed: &[u8]) -> std::io::Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zlib_decompress` is never used
[INFO] [stdout]   --> src/utils.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn zlib_decompress(compressed: &[u8]) -> core::result::Result<Vec<u8>, DecompressError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.28s
[INFO] running `Command { std: "docker" "inspect" "0186d815d6a466f72c11625dd5d5cb328c36412f1219139613cc9d3010befeed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0186d815d6a466f72c11625dd5d5cb328c36412f1219139613cc9d3010befeed", kill_on_drop: false }`
[INFO] [stdout] 0186d815d6a466f72c11625dd5d5cb328c36412f1219139613cc9d3010befeed