[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-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/deifactor/clockwork-mage"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/deifactor/clockwork-mage'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/deifactor/clockwork-mage" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/deifactor/clockwork-mage"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/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#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of deifactor/clockwork-mage on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-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-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/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-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/deifactor/clockwork-mage/Cargo.toml
[INFO] crate deifactor/clockwork-mage already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sloggers v0.3.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking deifactor/clockwork-mage against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/deifactor/clockwork-mage:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8f3bab71985dbb8ee7a8d950d9256b21aedb734daf2da6f9cf587ecb87755415
[INFO] running `"docker" "start" "-a" "8f3bab71985dbb8ee7a8d950d9256b21aedb734daf2da6f9cf587ecb87755415"`
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]    Compiling trackable_derive v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[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 16.96s
[INFO] running `"docker" "inspect" "8f3bab71985dbb8ee7a8d950d9256b21aedb734daf2da6f9cf587ecb87755415"`
[INFO] running `"docker" "rm" "-f" "8f3bab71985dbb8ee7a8d950d9256b21aedb734daf2da6f9cf587ecb87755415"`
[INFO] [stdout] 8f3bab71985dbb8ee7a8d950d9256b21aedb734daf2da6f9cf587ecb87755415