[INFO] fetching crate expecto 0.0.1...
[INFO] checking expecto-0.0.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate expecto 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate expecto 0.0.1
[INFO] finished tweaking crates.io crate expecto 0.0.1
[INFO] tweaked toml for crates.io crate expecto 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate expecto 0.0.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate expecto 0.0.1 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e96950d5ca1f082242a5b3b963e747fbd5536eb5dcf4f1f11184eb1be5f08741
[INFO] running `Command { std: "docker" "start" "-a" "e96950d5ca1f082242a5b3b963e747fbd5536eb5dcf4f1f11184eb1be5f08741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e96950d5ca1f082242a5b3b963e747fbd5536eb5dcf4f1f11184eb1be5f08741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96950d5ca1f082242a5b3b963e747fbd5536eb5dcf4f1f11184eb1be5f08741", kill_on_drop: false }`
[INFO] [stdout] e96950d5ca1f082242a5b3b963e747fbd5536eb5dcf4f1f11184eb1be5f08741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4dea109940276448551f0cc667719eb617c035431710790a17193cbf77a3804
[INFO] running `Command { std: "docker" "start" "-a" "e4dea109940276448551f0cc667719eb617c035431710790a17193cbf77a3804", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling backtrace v0.3.62
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking object v0.27.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking expecto v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `colored::*`
[INFO] [stdout]  --> src/code_locator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::*`
[INFO] [stdout]  --> src/code_locator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square` is never used
[INFO] [stdout]   --> src/main.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn square(x: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Age` is never constructed
[INFO] [stdout]   --> src/main.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct Age(u8);
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "e4dea109940276448551f0cc667719eb617c035431710790a17193cbf77a3804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4dea109940276448551f0cc667719eb617c035431710790a17193cbf77a3804", kill_on_drop: false }`
[INFO] [stdout] e4dea109940276448551f0cc667719eb617c035431710790a17193cbf77a3804