[INFO] crate error-gen 0.1.0 is already in cache
[INFO] extracting crate error-gen 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/error-gen/0.1.0
[INFO] extracting crate error-gen 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/error-gen/0.1.0
[INFO] validating manifest of error-gen-0.1.0 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 error-gen-0.1.0 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 error-gen-0.1.0
[INFO] finished frobbing error-gen-0.1.0
[INFO] frobbed toml for error-gen-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/error-gen/0.1.0/Cargo.toml
[INFO] started frobbing error-gen-0.1.0
[INFO] finished frobbing error-gen-0.1.0
[INFO] frobbed toml for error-gen-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/error-gen/0.1.0/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 error-gen-0.1.0 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/error-gen/0.1.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c03dd074a5c0da6a8ff2f32db6d0dc0419ecf9b7af33d3f987549858d3b2dc26
[INFO] running `"docker" "start" "-a" "c03dd074a5c0da6a8ff2f32db6d0dc0419ecf9b7af33d3f987549858d3b2dc26"`
[INFO] [stderr]    Compiling error-gen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "c03dd074a5c0da6a8ff2f32db6d0dc0419ecf9b7af33d3f987549858d3b2dc26"`
[INFO] running `"docker" "rm" "-f" "c03dd074a5c0da6a8ff2f32db6d0dc0419ecf9b7af33d3f987549858d3b2dc26"`
[INFO] [stdout] c03dd074a5c0da6a8ff2f32db6d0dc0419ecf9b7af33d3f987549858d3b2dc26
[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/error-gen/0.1.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 92ddb48ef5b678e09da732cda157f35280291a0ae834ed48eec2e69807770ccd
[INFO] running `"docker" "start" "-a" "92ddb48ef5b678e09da732cda157f35280291a0ae834ed48eec2e69807770ccd"`
[INFO] [stderr]    Compiling error-gen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "92ddb48ef5b678e09da732cda157f35280291a0ae834ed48eec2e69807770ccd"`
[INFO] running `"docker" "rm" "-f" "92ddb48ef5b678e09da732cda157f35280291a0ae834ed48eec2e69807770ccd"`
[INFO] [stdout] 92ddb48ef5b678e09da732cda157f35280291a0ae834ed48eec2e69807770ccd
[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/error-gen/0.1.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9339d33d5b9d84e953ba019b6e3bd10e052733f2cfb51484360360ca61bc288b
[INFO] running `"docker" "start" "-a" "9339d33d5b9d84e953ba019b6e3bd10e052733f2cfb51484360360ca61bc288b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/error_gen-a3e275dab4f54cc7
[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 error-gen
[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" "9339d33d5b9d84e953ba019b6e3bd10e052733f2cfb51484360360ca61bc288b"`
[INFO] running `"docker" "rm" "-f" "9339d33d5b9d84e953ba019b6e3bd10e052733f2cfb51484360360ca61bc288b"`
[INFO] [stdout] 9339d33d5b9d84e953ba019b6e3bd10e052733f2cfb51484360360ca61bc288b