[INFO] updating cached repository https://github.com/shqld/rust-git
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 64d7eb7e50fe0ec4702731cb0eedddfa8110d1b1
[INFO] checking shqld/rust-git against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshqld%2Frust-git" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shqld/rust-git on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shqld/rust-git
[INFO] finished tweaking git repo https://github.com/shqld/rust-git
[INFO] tweaked toml for git repo https://github.com/shqld/rust-git written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/shqld/rust-git already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a177a1b38744955d570eb2af8bc11fae23bcfc3022bdc7b8a86db330583e8d9e
[INFO] running `"docker" "start" "-a" "a177a1b38744955d570eb2af8bc11fae23bcfc3022bdc7b8a86db330583e8d9e"`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking rust-git v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils/fs.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 |   let mut f = try!(File::open(path));
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils/fs.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |   let mut f = try!(File::open(path));
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils/fs.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 |   let mut f = try!(File::open(path));
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utils/fs.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |   let mut f = try!(File::open(path));
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_code`
[INFO] [stderr]   --> src/objects/file_mode.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 11 |   pub fn to_code(&self) -> String {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fs::write_file(&Path::new(&path), &compressed);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/utils/zlib.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 |   e.write_all(s.as_bytes());
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/utils/zlib.rs:19:3
[INFO] [stderr]    |
[INFO] [stderr] 19 |   z.read_to_string(&mut s);
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_code`
[INFO] [stderr]   --> src/objects/file_mode.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 11 |   pub fn to_code(&self) -> String {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fs::write_file(&Path::new(&path), &compressed);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/utils/zlib.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 |   e.write_all(s.as_bytes());
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/utils/zlib.rs:19:3
[INFO] [stderr]    |
[INFO] [stderr] 19 |   z.read_to_string(&mut s);
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `"docker" "inspect" "a177a1b38744955d570eb2af8bc11fae23bcfc3022bdc7b8a86db330583e8d9e"`
[INFO] running `"docker" "rm" "-f" "a177a1b38744955d570eb2af8bc11fae23bcfc3022bdc7b8a86db330583e8d9e"`
[INFO] [stdout] a177a1b38744955d570eb2af8bc11fae23bcfc3022bdc7b8a86db330583e8d9e