[INFO] crate errors 0.0.0 is already in cache
[INFO] extracting crate errors 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/errors/0.0.0
[INFO] extracting crate errors 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/errors/0.0.0
[INFO] validating manifest of errors-0.0.0 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 errors-0.0.0 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 errors-0.0.0
[INFO] finished frobbing errors-0.0.0
[INFO] frobbed toml for errors-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/errors/0.0.0/Cargo.toml
[INFO] started frobbing errors-0.0.0
[INFO] finished frobbing errors-0.0.0
[INFO] frobbed toml for errors-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/errors/0.0.0/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 errors-0.0.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/errors/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] cc5f18f337810bbc586616291b3965370a7787f8e39984b3a1a68834f1cc3b79
[INFO] running `"docker" "start" "-a" "cc5f18f337810bbc586616291b3965370a7787f8e39984b3a1a68834f1cc3b79"`
[INFO] [stderr]    Compiling errors v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `"docker" "inspect" "cc5f18f337810bbc586616291b3965370a7787f8e39984b3a1a68834f1cc3b79"`
[INFO] running `"docker" "rm" "-f" "cc5f18f337810bbc586616291b3965370a7787f8e39984b3a1a68834f1cc3b79"`
[INFO] [stdout] cc5f18f337810bbc586616291b3965370a7787f8e39984b3a1a68834f1cc3b79
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/errors/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b94dbe14decbb5e3cdb2252314cd664eb714ea25f2d62accc4b44795d0e7d927
[INFO] running `"docker" "start" "-a" "b94dbe14decbb5e3cdb2252314cd664eb714ea25f2d62accc4b44795d0e7d927"`
[INFO] [stderr]    Compiling errors v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "b94dbe14decbb5e3cdb2252314cd664eb714ea25f2d62accc4b44795d0e7d927"`
[INFO] running `"docker" "rm" "-f" "b94dbe14decbb5e3cdb2252314cd664eb714ea25f2d62accc4b44795d0e7d927"`
[INFO] [stdout] b94dbe14decbb5e3cdb2252314cd664eb714ea25f2d62accc4b44795d0e7d927
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/errors/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 0f15c924cf08e4707e6d27845bfbdf754c54c7aaadc644b96c913c48184a6409
[INFO] running `"docker" "start" "-a" "0f15c924cf08e4707e6d27845bfbdf754c54c7aaadc644b96c913c48184a6409"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/errors-17dfebc7999169ba
[INFO] [stderr]    Doc-tests errors
[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" "0f15c924cf08e4707e6d27845bfbdf754c54c7aaadc644b96c913c48184a6409"`
[INFO] running `"docker" "rm" "-f" "0f15c924cf08e4707e6d27845bfbdf754c54c7aaadc644b96c913c48184a6409"`
[INFO] [stdout] 0f15c924cf08e4707e6d27845bfbdf754c54c7aaadc644b96c913c48184a6409