[INFO] crate pcb 0.2.0 is already in cache
[INFO] extracting crate pcb 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/pcb/0.2.0
[INFO] extracting crate pcb 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pcb/0.2.0
[INFO] validating manifest of pcb-0.2.0 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 pcb-0.2.0 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 pcb-0.2.0
[INFO] finished frobbing pcb-0.2.0
[INFO] frobbed toml for pcb-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/pcb/0.2.0/Cargo.toml
[INFO] started frobbing pcb-0.2.0
[INFO] finished frobbing pcb-0.2.0
[INFO] frobbed toml for pcb-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pcb/0.2.0/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 pcb-0.2.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/pcb/0.2.0:/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] 73b3302797236ad1fef913114a7378b17d601c748169e104447cae70e76ca5f1
[INFO] running `"docker" "start" "-a" "73b3302797236ad1fef913114a7378b17d601c748169e104447cae70e76ca5f1"`
[INFO] [stderr]    Compiling pcb-core v0.2.0
[INFO] [stderr]    Compiling pcb v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "73b3302797236ad1fef913114a7378b17d601c748169e104447cae70e76ca5f1"`
[INFO] running `"docker" "rm" "-f" "73b3302797236ad1fef913114a7378b17d601c748169e104447cae70e76ca5f1"`
[INFO] [stdout] 73b3302797236ad1fef913114a7378b17d601c748169e104447cae70e76ca5f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/pcb/0.2.0:/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] eebc1fa93c15442c95a750d5d415fa236307169857e1b2d356acf34f766c24e2
[INFO] running `"docker" "start" "-a" "eebc1fa93c15442c95a750d5d415fa236307169857e1b2d356acf34f766c24e2"`
[INFO] [stderr]    Compiling pcb v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "eebc1fa93c15442c95a750d5d415fa236307169857e1b2d356acf34f766c24e2"`
[INFO] running `"docker" "rm" "-f" "eebc1fa93c15442c95a750d5d415fa236307169857e1b2d356acf34f766c24e2"`
[INFO] [stdout] eebc1fa93c15442c95a750d5d415fa236307169857e1b2d356acf34f766c24e2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/pcb/0.2.0:/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] 959fbe9828f571edbe3a43f01768314e38a04cfe37c8d21cb376b25fa356d534
[INFO] running `"docker" "start" "-a" "959fbe9828f571edbe3a43f01768314e38a04cfe37c8d21cb376b25fa356d534"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pcb-03690d900ae5e1c9
[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 pcb
[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" "959fbe9828f571edbe3a43f01768314e38a04cfe37c8d21cb376b25fa356d534"`
[INFO] running `"docker" "rm" "-f" "959fbe9828f571edbe3a43f01768314e38a04cfe37c8d21cb376b25fa356d534"`
[INFO] [stdout] 959fbe9828f571edbe3a43f01768314e38a04cfe37c8d21cb376b25fa356d534