[INFO] fetching crate alac 0.5.0...
[INFO] checking alac-0.5.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate alac 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate alac 0.5.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate alac 0.5.0
[INFO] finished tweaking crates.io crate alac 0.5.0
[INFO] tweaked toml for crates.io crate alac 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] bb6439334d496e15d7d33d337742569827660e556a4eeaf502f1845b11fcd6c4
[INFO] running `"docker" "start" "-a" "bb6439334d496e15d7d33d337742569827660e556a4eeaf502f1845b11fcd6c4"`
[INFO] [stderr]     Checking bitreader v0.3.2
[INFO] [stderr]     Checking mp4parse v0.10.1
[INFO] [stderr]     Checking alac v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reader.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reader.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `COMPARE_CAF_I16`
[INFO] [stderr]   --> tests/decode_comparison.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | / static COMPARE_CAF_I16: &'static [(&'static str, &'static str)] = &[
[INFO] [stderr] 21 | |     ("synth_44100_16_bit.wav", "synth_44100_16_bit_afconvert.caf"),
[INFO] [stderr] 22 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `COMPARE_CAF_I32`
[INFO] [stderr]   --> tests/decode_comparison.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / static COMPARE_CAF_I32: &'static [(&'static str, &'static str)] = &[
[INFO] [stderr] 25 | |     ("synth_44100_16_bit.wav", "synth_44100_16_bit_afconvert.caf"),
[INFO] [stderr] 26 | |     ("synth_44100_24_bit.wav", "synth_44100_24_bit_afconvert.caf"),
[INFO] [stderr] 27 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `"docker" "inspect" "bb6439334d496e15d7d33d337742569827660e556a4eeaf502f1845b11fcd6c4"`
[INFO] running `"docker" "rm" "-f" "bb6439334d496e15d7d33d337742569827660e556a4eeaf502f1845b11fcd6c4"`
[INFO] [stdout] bb6439334d496e15d7d33d337742569827660e556a4eeaf502f1845b11fcd6c4