[INFO] updating cached repository https://github.com/Measter/mandeltrace
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 91a2f00548e31f17fa058bd1f7c9de73a665e72c
[INFO] checking Measter/mandeltrace against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeaster%2Fmandeltrace" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Measter/mandeltrace on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Measter/mandeltrace
[INFO] finished tweaking git repo https://github.com/Measter/mandeltrace
[INFO] tweaked toml for git repo https://github.com/Measter/mandeltrace written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Measter/mandeltrace already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4da12cce1da73273d18602f80c396caf789833977a54abc1a320095cd234db30
[INFO] running `"docker" "start" "-a" "4da12cce1da73273d18602f80c396caf789833977a54abc1a320095cd234db30"`
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusttype v0.7.6
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling num-derive v0.2.1
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking imageproc v0.18.0
[INFO] [stderr]     Checking mandeltrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[macro_use] extern crate structopt;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[macro_use] extern crate structopt;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.79s
[INFO] running `"docker" "inspect" "4da12cce1da73273d18602f80c396caf789833977a54abc1a320095cd234db30"`
[INFO] running `"docker" "rm" "-f" "4da12cce1da73273d18602f80c396caf789833977a54abc1a320095cd234db30"`
[INFO] [stdout] 4da12cce1da73273d18602f80c396caf789833977a54abc1a320095cd234db30