[INFO] crate railcar 0.0.0 is already in cache
[INFO] extracting crate railcar 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/railcar/0.0.0
[INFO] extracting crate railcar 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/railcar/0.0.0
[INFO] validating manifest of railcar-0.0.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of railcar-0.0.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing railcar-0.0.0
[INFO] finished frobbing railcar-0.0.0
[INFO] frobbed toml for railcar-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/railcar/0.0.0/Cargo.toml
[INFO] started frobbing railcar-0.0.0
[INFO] finished frobbing railcar-0.0.0
[INFO] frobbed toml for railcar-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/railcar/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing railcar-0.0.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/railcar/0.0.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] a6a8a8d79269d830e95a1e7f53b51e08aba60324b8b8c2918d0b31ec8e6ff03d
[INFO] running `"docker" "start" "-a" "a6a8a8d79269d830e95a1e7f53b51e08aba60324b8b8c2918d0b31ec8e6ff03d"`
[INFO] [stderr]    Compiling railcar v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "a6a8a8d79269d830e95a1e7f53b51e08aba60324b8b8c2918d0b31ec8e6ff03d"`
[INFO] running `"docker" "rm" "-f" "a6a8a8d79269d830e95a1e7f53b51e08aba60324b8b8c2918d0b31ec8e6ff03d"`
[INFO] [stdout] a6a8a8d79269d830e95a1e7f53b51e08aba60324b8b8c2918d0b31ec8e6ff03d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/railcar/0.0.0:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] c6059674e6a038c5d46debe08d9470b6d9988f0fd40c38b4b4ac710ce57fe4fb
[INFO] running `"docker" "start" "-a" "c6059674e6a038c5d46debe08d9470b6d9988f0fd40c38b4b4ac710ce57fe4fb"`
[INFO] [stderr]    Compiling railcar v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "c6059674e6a038c5d46debe08d9470b6d9988f0fd40c38b4b4ac710ce57fe4fb"`
[INFO] running `"docker" "rm" "-f" "c6059674e6a038c5d46debe08d9470b6d9988f0fd40c38b4b4ac710ce57fe4fb"`
[INFO] [stdout] c6059674e6a038c5d46debe08d9470b6d9988f0fd40c38b4b4ac710ce57fe4fb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/railcar/0.0.0:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] bc824199b3dbf9ddd937d905b7967226403f6b40aea8bac04ab0e294edeafd87
[INFO] running `"docker" "start" "-a" "bc824199b3dbf9ddd937d905b7967226403f6b40aea8bac04ab0e294edeafd87"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/railcar-4d1efd1c68b74cbe
[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" "bc824199b3dbf9ddd937d905b7967226403f6b40aea8bac04ab0e294edeafd87"`
[INFO] running `"docker" "rm" "-f" "bc824199b3dbf9ddd937d905b7967226403f6b40aea8bac04ab0e294edeafd87"`
[INFO] [stdout] bc824199b3dbf9ddd937d905b7967226403f6b40aea8bac04ab0e294edeafd87