[INFO] crate interface 0.0.1 is already in cache
[INFO] extracting crate interface 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/interface/0.0.1
[INFO] extracting crate interface 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/interface/0.0.1
[INFO] validating manifest of interface-0.0.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of interface-0.0.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing interface-0.0.1
[INFO] finished frobbing interface-0.0.1
[INFO] frobbed toml for interface-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/interface/0.0.1/Cargo.toml
[INFO] started frobbing interface-0.0.1
[INFO] finished frobbing interface-0.0.1
[INFO] frobbed toml for interface-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/interface/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing interface-0.0.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/interface/0.0.1:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7d1e60c2d8bb490b90f250c6f946c9123f8af6c4fdaacc6127d61e2a9129cc91
[INFO] running `"docker" "start" "-a" "7d1e60c2d8bb490b90f250c6f946c9123f8af6c4fdaacc6127d61e2a9129cc91"`
[INFO] [stderr]    Compiling interface v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "7d1e60c2d8bb490b90f250c6f946c9123f8af6c4fdaacc6127d61e2a9129cc91"`
[INFO] running `"docker" "rm" "-f" "7d1e60c2d8bb490b90f250c6f946c9123f8af6c4fdaacc6127d61e2a9129cc91"`
[INFO] [stdout] 7d1e60c2d8bb490b90f250c6f946c9123f8af6c4fdaacc6127d61e2a9129cc91
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/interface/0.0.1:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6362f4a990c0df5c5b150d79a7ed00b1ac70f66062ed2ee02d2c906019bb4cb5
[INFO] running `"docker" "start" "-a" "6362f4a990c0df5c5b150d79a7ed00b1ac70f66062ed2ee02d2c906019bb4cb5"`
[INFO] [stderr]    Compiling interface v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "6362f4a990c0df5c5b150d79a7ed00b1ac70f66062ed2ee02d2c906019bb4cb5"`
[INFO] running `"docker" "rm" "-f" "6362f4a990c0df5c5b150d79a7ed00b1ac70f66062ed2ee02d2c906019bb4cb5"`
[INFO] [stdout] 6362f4a990c0df5c5b150d79a7ed00b1ac70f66062ed2ee02d2c906019bb4cb5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/interface/0.0.1:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 0257451e7fd7fa6a734354896014ed5dc5e2a4235599d965abb05390d5d9a062
[INFO] running `"docker" "start" "-a" "0257451e7fd7fa6a734354896014ed5dc5e2a4235599d965abb05390d5d9a062"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/interface-70de6a5682e15178
[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] [stderr]    Doc-tests interface
[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" "0257451e7fd7fa6a734354896014ed5dc5e2a4235599d965abb05390d5d9a062"`
[INFO] running `"docker" "rm" "-f" "0257451e7fd7fa6a734354896014ed5dc5e2a4235599d965abb05390d5d9a062"`
[INFO] [stdout] 0257451e7fd7fa6a734354896014ed5dc5e2a4235599d965abb05390d5d9a062