[INFO] crate tiny_lib 0.0.2 is already in cache
[INFO] checking tiny_lib-0.0.2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate tiny_lib 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tiny_lib 0.0.2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tiny_lib 0.0.2
[INFO] finished tweaking crates.io crate tiny_lib 0.0.2
[INFO] tweaked toml for crates.io crate tiny_lib 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 633421b2360738c9b318d0f65390b818bf247c431322c20b2b0a3cda4a6c39c2
[INFO] running `"docker" "start" "-a" "633421b2360738c9b318d0f65390b818bf247c431322c20b2b0a3cda4a6c39c2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tiny_lib v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]   --> src/trig.rs:94:6
[INFO] [stderr]    |
[INFO] [stderr] 94 |     use test::Bencher;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/trig.rs:95:6
[INFO] [stderr]    |
[INFO] [stderr] 95 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `ITERATIONS`
[INFO] [stderr]    --> src/trig.rs:107:2
[INFO] [stderr]     |
[INFO] [stderr] 107 |     const ITERATIONS:u32 = 1000;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accumulate`
[INFO] [stderr]    --> src/trig.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn accumulate(f:fn(a:f32)->f32) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "633421b2360738c9b318d0f65390b818bf247c431322c20b2b0a3cda4a6c39c2"`
[INFO] running `"docker" "rm" "-f" "633421b2360738c9b318d0f65390b818bf247c431322c20b2b0a3cda4a6c39c2"`
[INFO] [stdout] 633421b2360738c9b318d0f65390b818bf247c431322c20b2b0a3cda4a6c39c2