[INFO] crate err 0.0.8 is already in cache
[INFO] extracting crate err 0.0.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/err/0.0.8
[INFO] extracting crate err 0.0.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/err/0.0.8
[INFO] validating manifest of err-0.0.8 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 err-0.0.8 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 err-0.0.8
[INFO] finished frobbing err-0.0.8
[INFO] frobbed toml for err-0.0.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/err/0.0.8/Cargo.toml
[INFO] started frobbing err-0.0.8
[INFO] finished frobbing err-0.0.8
[INFO] frobbed toml for err-0.0.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/err/0.0.8/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 err-0.0.8 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/err/0.0.8:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d743a30b162e5d6134007702912311ca756eda61847e47d91ad6d48c21476247
[INFO] running `"docker" "start" "-a" "d743a30b162e5d6134007702912311ca756eda61847e47d91ad6d48c21476247"`
[INFO] [stderr]    Compiling err v0.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `"docker" "inspect" "d743a30b162e5d6134007702912311ca756eda61847e47d91ad6d48c21476247"`
[INFO] running `"docker" "rm" "-f" "d743a30b162e5d6134007702912311ca756eda61847e47d91ad6d48c21476247"`
[INFO] [stdout] d743a30b162e5d6134007702912311ca756eda61847e47d91ad6d48c21476247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/err/0.0.8:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 82fa1da181ed4805207ca1867cf5a2134b2782762e59e06a0f63dde567995805
[INFO] running `"docker" "start" "-a" "82fa1da181ed4805207ca1867cf5a2134b2782762e59e06a0f63dde567995805"`
[INFO] [stderr]    Compiling err v0.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "82fa1da181ed4805207ca1867cf5a2134b2782762e59e06a0f63dde567995805"`
[INFO] running `"docker" "rm" "-f" "82fa1da181ed4805207ca1867cf5a2134b2782762e59e06a0f63dde567995805"`
[INFO] [stdout] 82fa1da181ed4805207ca1867cf5a2134b2782762e59e06a0f63dde567995805
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/err/0.0.8:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 66db7c14e7d7f80e2e64ac8f8e66852021fed711a314866be92f00cbca7afeec
[INFO] running `"docker" "start" "-a" "66db7c14e7d7f80e2e64ac8f8e66852021fed711a314866be92f00cbca7afeec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/err-1c67151d60a336ab
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::auto::test ... ok
[INFO] [stdout] test test::ctrl::test ... ok
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests err
[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" "66db7c14e7d7f80e2e64ac8f8e66852021fed711a314866be92f00cbca7afeec"`
[INFO] running `"docker" "rm" "-f" "66db7c14e7d7f80e2e64ac8f8e66852021fed711a314866be92f00cbca7afeec"`
[INFO] [stdout] 66db7c14e7d7f80e2e64ac8f8e66852021fed711a314866be92f00cbca7afeec