[INFO] cloning repository deifactor/clockwork-mage
[INFO] running `"git" "clone" "--bare" "git://github.com/deifactor/clockwork-mage.git" "work/cache/sources/gh/deifactor/clockwork-mage"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/deifactor/clockwork-mage'...
[INFO] running `"git" "clone" "work/cache/sources/gh/deifactor/clockwork-mage" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/deifactor/clockwork-mage"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/deifactor/clockwork-mage'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/deifactor/clockwork-mage" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/deifactor/clockwork-mage"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/deifactor/clockwork-mage'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd33adabdf8d30278d82d2c4c61588324f2840cf
[INFO] sha for GitHub repo deifactor/clockwork-mage: cd33adabdf8d30278d82d2c4c61588324f2840cf
[INFO] validating manifest of deifactor/clockwork-mage on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of deifactor/clockwork-mage on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing deifactor/clockwork-mage
[INFO] finished frobbing deifactor/clockwork-mage
[INFO] frobbed toml for deifactor/clockwork-mage written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/deifactor/clockwork-mage/Cargo.toml
[INFO] started frobbing deifactor/clockwork-mage
[INFO] finished frobbing deifactor/clockwork-mage
[INFO] frobbed toml for deifactor/clockwork-mage written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/deifactor/clockwork-mage/Cargo.toml
[INFO] crate deifactor/clockwork-mage has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sloggers v0.3.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking deifactor/clockwork-mage against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/deifactor/clockwork-mage:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bc24c1bea205df4cb61f27eee010d106367cc44bc2ff255684ad7f3ae8fbb549
[INFO] running `"docker" "start" "-a" "bc24c1bea205df4cb61f27eee010d106367cc44bc2ff255684ad7f3ae8fbb549"`
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling trackable_derive v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]     Checking trackable v0.2.20
[INFO] [stderr]     Checking sloggers v0.3.0
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking clockwork-mage v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `target`
[INFO] [stderr]   --> src/simulator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     target: Target,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `event_log`
[INFO] [stderr]   --> src/simulator.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn event_log(&self) -> &Vec<Event> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `target`
[INFO] [stderr]   --> src/simulator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     target: Target,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.18s
[INFO] running `"docker" "inspect" "bc24c1bea205df4cb61f27eee010d106367cc44bc2ff255684ad7f3ae8fbb549"`
[INFO] running `"docker" "rm" "-f" "bc24c1bea205df4cb61f27eee010d106367cc44bc2ff255684ad7f3ae8fbb549"`
[INFO] [stdout] bc24c1bea205df4cb61f27eee010d106367cc44bc2ff255684ad7f3ae8fbb549