[INFO] updating cached repository Helvethor/confy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Helvethor/confy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Helvethor/confy" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Helvethor/confy"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Helvethor/confy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Helvethor/confy" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Helvethor/confy"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Helvethor/confy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 924a5518fa5fe7fd8ec33f3de7d0d89b3f19c4f0
[INFO] sha for GitHub repo Helvethor/confy: 924a5518fa5fe7fd8ec33f3de7d0d89b3f19c4f0
[INFO] validating manifest of Helvethor/confy 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 Helvethor/confy 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 Helvethor/confy
[INFO] finished frobbing Helvethor/confy
[INFO] frobbed toml for Helvethor/confy written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Helvethor/confy/Cargo.toml
[INFO] started frobbing Helvethor/confy
[INFO] finished frobbing Helvethor/confy
[INFO] frobbed toml for Helvethor/confy written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Helvethor/confy/Cargo.toml
[INFO] crate Helvethor/confy 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 Helvethor/confy against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Helvethor/confy:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 4cfe382efdf676a933ffebe63de79b13eacf269fd5db0a70539b60dbeb91f13d
[INFO] running `"docker" "start" "-a" "4cfe382efdf676a933ffebe63de79b13eacf269fd5db0a70539b60dbeb91f13d"`
[INFO] [stderr]    Compiling inotify-sys v0.1.2
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling env_logger v0.5.0-rc.2
[INFO] [stderr]    Compiling inotify v0.5.0
[INFO] [stderr]    Compiling confy v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.75s
[INFO] running `"docker" "inspect" "4cfe382efdf676a933ffebe63de79b13eacf269fd5db0a70539b60dbeb91f13d"`
[INFO] running `"docker" "rm" "-f" "4cfe382efdf676a933ffebe63de79b13eacf269fd5db0a70539b60dbeb91f13d"`
[INFO] [stdout] 4cfe382efdf676a933ffebe63de79b13eacf269fd5db0a70539b60dbeb91f13d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Helvethor/confy:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 83b184b89c121478a763c10705d4c70c7813730158800e59e937e9aaa3542214
[INFO] running `"docker" "start" "-a" "83b184b89c121478a763c10705d4c70c7813730158800e59e937e9aaa3542214"`
[INFO] [stderr]    Compiling confy v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `"docker" "inspect" "83b184b89c121478a763c10705d4c70c7813730158800e59e937e9aaa3542214"`
[INFO] running `"docker" "rm" "-f" "83b184b89c121478a763c10705d4c70c7813730158800e59e937e9aaa3542214"`
[INFO] [stdout] 83b184b89c121478a763c10705d4c70c7813730158800e59e937e9aaa3542214
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Helvethor/confy:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 8aecab0f0cb980a47d652bca7c1df52f559f8052cf38147c9eee9ef1926dbc9a
[INFO] running `"docker" "start" "-a" "8aecab0f0cb980a47d652bca7c1df52f559f8052cf38147c9eee9ef1926dbc9a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/confy-90928f33f9f90e71
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test variables::test::test_disjoint_set ... ok
[INFO] [stdout] test variables::test::test_variables ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8aecab0f0cb980a47d652bca7c1df52f559f8052cf38147c9eee9ef1926dbc9a"`
[INFO] running `"docker" "rm" "-f" "8aecab0f0cb980a47d652bca7c1df52f559f8052cf38147c9eee9ef1926dbc9a"`
[INFO] [stdout] 8aecab0f0cb980a47d652bca7c1df52f559f8052cf38147c9eee9ef1926dbc9a