[INFO] crate opt 0.1.0 is already in cache
[INFO] extracting crate opt 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/opt/0.1.0
[INFO] extracting crate opt 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/opt/0.1.0
[INFO] validating manifest of opt-0.1.0 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 opt-0.1.0 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 opt-0.1.0
[INFO] finished frobbing opt-0.1.0
[INFO] frobbed toml for opt-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/opt/0.1.0/Cargo.toml
[INFO] started frobbing opt-0.1.0
[INFO] finished frobbing opt-0.1.0
[INFO] frobbed toml for opt-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/opt/0.1.0/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 opt-0.1.0 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-0/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/opt/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 12fb1fbe66f9e79bec9c4e497bd1ddcef26f492a0f0b434204adf58b28e1dad0
[INFO] running `"docker" "start" "-a" "12fb1fbe66f9e79bec9c4e497bd1ddcef26f492a0f0b434204adf58b28e1dad0"`
[INFO] [stderr]    Compiling opt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "12fb1fbe66f9e79bec9c4e497bd1ddcef26f492a0f0b434204adf58b28e1dad0"`
[INFO] running `"docker" "rm" "-f" "12fb1fbe66f9e79bec9c4e497bd1ddcef26f492a0f0b434204adf58b28e1dad0"`
[INFO] [stdout] 12fb1fbe66f9e79bec9c4e497bd1ddcef26f492a0f0b434204adf58b28e1dad0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/opt/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] c68a808afeda3b25e444e144a5dcd53fefd395181f2d4b99d77a537c8e002e73
[INFO] running `"docker" "start" "-a" "c68a808afeda3b25e444e144a5dcd53fefd395181f2d4b99d77a537c8e002e73"`
[INFO] [stderr]    Compiling opt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "c68a808afeda3b25e444e144a5dcd53fefd395181f2d4b99d77a537c8e002e73"`
[INFO] running `"docker" "rm" "-f" "c68a808afeda3b25e444e144a5dcd53fefd395181f2d4b99d77a537c8e002e73"`
[INFO] [stdout] c68a808afeda3b25e444e144a5dcd53fefd395181f2d4b99d77a537c8e002e73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/opt/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 10b5466cdd11214c7731a9ae032ae1f1101fb6fb93fb485a259ec85ceac699e5
[INFO] running `"docker" "start" "-a" "10b5466cdd11214c7731a9ae032ae1f1101fb6fb93fb485a259ec85ceac699e5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/opt-9cd44171b5ebede5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests opt
[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" "10b5466cdd11214c7731a9ae032ae1f1101fb6fb93fb485a259ec85ceac699e5"`
[INFO] running `"docker" "rm" "-f" "10b5466cdd11214c7731a9ae032ae1f1101fb6fb93fb485a259ec85ceac699e5"`
[INFO] [stdout] 10b5466cdd11214c7731a9ae032ae1f1101fb6fb93fb485a259ec85ceac699e5