[INFO] updating cached repository CJTozer/rust_play
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CJTozer/rust_play
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CJTozer/rust_play" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/CJTozer/rust_play"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/CJTozer/rust_play'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CJTozer/rust_play" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/CJTozer/rust_play"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/CJTozer/rust_play'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7791eb1a592913ed726e43c1ad9a35e855d42fc
[INFO] sha for GitHub repo CJTozer/rust_play: b7791eb1a592913ed726e43c1ad9a35e855d42fc
[INFO] validating manifest of CJTozer/rust_play on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CJTozer/rust_play on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CJTozer/rust_play
[INFO] finished frobbing CJTozer/rust_play
[INFO] frobbed toml for CJTozer/rust_play written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/CJTozer/rust_play/Cargo.toml
[INFO] started frobbing CJTozer/rust_play
[INFO] finished frobbing CJTozer/rust_play
[INFO] frobbed toml for CJTozer/rust_play written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/CJTozer/rust_play/Cargo.toml
[INFO] crate CJTozer/rust_play has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing CJTozer/rust_play against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/CJTozer/rust_play:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] a9961a164ee41c4e1c5645807f3b8f806713fab9f10ae9d6fb04e82da3f4704f
[INFO] running `"docker" "start" "-a" "a9961a164ee41c4e1c5645807f3b8f806713fab9f10ae9d6fb04e82da3f4704f"`
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling timer v0.1.6
[INFO] [stderr]    Compiling rusttest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `DummyWatcher`
[INFO] [stderr]   --> src/main.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 DummyWatcher => Box::new(DummyWatcher::new(tx)),
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_DummyWatcher`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Failed`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Failed,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DummyWatcher` should have a snake case name
[INFO] [stderr]   --> src/main.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 DummyWatcher => Box::new(DummyWatcher::new(tx)),
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: convert the identifier to snake case: `dummy_watcher`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `"docker" "inspect" "a9961a164ee41c4e1c5645807f3b8f806713fab9f10ae9d6fb04e82da3f4704f"`
[INFO] running `"docker" "rm" "-f" "a9961a164ee41c4e1c5645807f3b8f806713fab9f10ae9d6fb04e82da3f4704f"`
[INFO] [stdout] a9961a164ee41c4e1c5645807f3b8f806713fab9f10ae9d6fb04e82da3f4704f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/CJTozer/rust_play:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] d2061e9c0ca40d269bc47cf1b80a7920e32ddf480d93ffe5b31916d1405761d5
[INFO] running `"docker" "start" "-a" "d2061e9c0ca40d269bc47cf1b80a7920e32ddf480d93ffe5b31916d1405761d5"`
[INFO] [stderr]    Compiling rusttest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `DummyWatcher`
[INFO] [stderr]   --> src/main.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 DummyWatcher => Box::new(DummyWatcher::new(tx)),
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_DummyWatcher`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Failed`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Failed,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DummyWatcher` should have a snake case name
[INFO] [stderr]   --> src/main.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 DummyWatcher => Box::new(DummyWatcher::new(tx)),
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: convert the identifier to snake case: `dummy_watcher`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "d2061e9c0ca40d269bc47cf1b80a7920e32ddf480d93ffe5b31916d1405761d5"`
[INFO] running `"docker" "rm" "-f" "d2061e9c0ca40d269bc47cf1b80a7920e32ddf480d93ffe5b31916d1405761d5"`
[INFO] [stdout] d2061e9c0ca40d269bc47cf1b80a7920e32ddf480d93ffe5b31916d1405761d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/CJTozer/rust_play:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] e12d98aeea2e04cde7fbe9e9226062ab73ea4b09807a6099684a2439b7c8750d
[INFO] running `"docker" "start" "-a" "e12d98aeea2e04cde7fbe9e9226062ab73ea4b09807a6099684a2439b7c8750d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusttest-64349385a1224269
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e12d98aeea2e04cde7fbe9e9226062ab73ea4b09807a6099684a2439b7c8750d"`
[INFO] running `"docker" "rm" "-f" "e12d98aeea2e04cde7fbe9e9226062ab73ea4b09807a6099684a2439b7c8750d"`
[INFO] [stdout] e12d98aeea2e04cde7fbe9e9226062ab73ea4b09807a6099684a2439b7c8750d