[INFO] fetching crate serde_test 1.0.97...
[INFO] extracting crate serde_test 1.0.97 into work/ex/beta-1.37-6/sources/1.36.0/reg/serde_test/1.0.97
[INFO] extracting crate serde_test 1.0.97 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_test/1.0.97
[INFO] validating manifest of serde_test-1.0.97 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 serde_test-1.0.97 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 serde_test-1.0.97
[INFO] finished frobbing serde_test-1.0.97
[INFO] frobbed toml for serde_test-1.0.97 written to work/ex/beta-1.37-6/sources/1.36.0/reg/serde_test/1.0.97/Cargo.toml
[INFO] started frobbing serde_test-1.0.97
[INFO] finished frobbing serde_test-1.0.97
[INFO] frobbed toml for serde_test-1.0.97 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_test/1.0.97/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing serde_test-1.0.97 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-3/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/serde_test/1.0.97:/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] d0d6336832c8ae71b30c870c840a354ae4fd06552ff8f29401f232ab136213c8
[INFO] running `"docker" "start" "-a" "d0d6336832c8ae71b30c870c840a354ae4fd06552ff8f29401f232ab136213c8"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_test v1.0.97 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `"docker" "inspect" "d0d6336832c8ae71b30c870c840a354ae4fd06552ff8f29401f232ab136213c8"`
[INFO] running `"docker" "rm" "-f" "d0d6336832c8ae71b30c870c840a354ae4fd06552ff8f29401f232ab136213c8"`
[INFO] [stdout] d0d6336832c8ae71b30c870c840a354ae4fd06552ff8f29401f232ab136213c8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/serde_test/1.0.97:/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] c2fea984e81aa0194d871104870f7123991d9c40638aaef641ece79d7b8a1212
[INFO] running `"docker" "start" "-a" "c2fea984e81aa0194d871104870f7123991d9c40638aaef641ece79d7b8a1212"`
[INFO] [stderr]    Compiling serde_test v1.0.97 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `"docker" "inspect" "c2fea984e81aa0194d871104870f7123991d9c40638aaef641ece79d7b8a1212"`
[INFO] running `"docker" "rm" "-f" "c2fea984e81aa0194d871104870f7123991d9c40638aaef641ece79d7b8a1212"`
[INFO] [stdout] c2fea984e81aa0194d871104870f7123991d9c40638aaef641ece79d7b8a1212
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/serde_test/1.0.97:/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] 6b85200d4a6b88920e7b323dd6fbead3ef8f33cfe1d527021f937953c5208996
[INFO] running `"docker" "start" "-a" "6b85200d4a6b88920e7b323dd6fbead3ef8f33cfe1d527021f937953c5208996"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_test-f4630ebf8510fcf6
[INFO] [stderr]    Doc-tests serde_test
[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] [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" "6b85200d4a6b88920e7b323dd6fbead3ef8f33cfe1d527021f937953c5208996"`
[INFO] running `"docker" "rm" "-f" "6b85200d4a6b88920e7b323dd6fbead3ef8f33cfe1d527021f937953c5208996"`
[INFO] [stdout] 6b85200d4a6b88920e7b323dd6fbead3ef8f33cfe1d527021f937953c5208996