[INFO] crate partners 0.2.1 is already in cache
[INFO] extracting crate partners 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/partners/0.2.1
[INFO] extracting crate partners 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/partners/0.2.1
[INFO] validating manifest of partners-0.2.1 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 partners-0.2.1 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 partners-0.2.1
[INFO] finished frobbing partners-0.2.1
[INFO] frobbed toml for partners-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/partners/0.2.1/Cargo.toml
[INFO] started frobbing partners-0.2.1
[INFO] finished frobbing partners-0.2.1
[INFO] frobbed toml for partners-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/partners/0.2.1/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 partners-0.2.1 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/partners/0.2.1:/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] b3d5d1856885399c3aa89247297de8c37f611097265478dd4b9de9d6b65024a9
[INFO] running `"docker" "start" "-a" "b3d5d1856885399c3aa89247297de8c37f611097265478dd4b9de9d6b65024a9"`
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling partners v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.49s
[INFO] running `"docker" "inspect" "b3d5d1856885399c3aa89247297de8c37f611097265478dd4b9de9d6b65024a9"`
[INFO] running `"docker" "rm" "-f" "b3d5d1856885399c3aa89247297de8c37f611097265478dd4b9de9d6b65024a9"`
[INFO] [stdout] b3d5d1856885399c3aa89247297de8c37f611097265478dd4b9de9d6b65024a9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/partners/0.2.1:/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] 5a7e8237f564ffb88225210667be4c07e98ea8f219b9fb7821e916d90b1d831d
[INFO] running `"docker" "start" "-a" "5a7e8237f564ffb88225210667be4c07e98ea8f219b9fb7821e916d90b1d831d"`
[INFO] [stderr]    Compiling partners v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "5a7e8237f564ffb88225210667be4c07e98ea8f219b9fb7821e916d90b1d831d"`
[INFO] running `"docker" "rm" "-f" "5a7e8237f564ffb88225210667be4c07e98ea8f219b9fb7821e916d90b1d831d"`
[INFO] [stdout] 5a7e8237f564ffb88225210667be4c07e98ea8f219b9fb7821e916d90b1d831d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/partners/0.2.1:/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] ff6a2492f38cbab9e802d551b83dcc9ba85f947ed517beffb679a15355e30bd6
[INFO] running `"docker" "start" "-a" "ff6a2492f38cbab9e802d551b83dcc9ba85f947ed517beffb679a15355e30bd6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/partners-963e78745ea0574e
[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" "ff6a2492f38cbab9e802d551b83dcc9ba85f947ed517beffb679a15355e30bd6"`
[INFO] running `"docker" "rm" "-f" "ff6a2492f38cbab9e802d551b83dcc9ba85f947ed517beffb679a15355e30bd6"`
[INFO] [stdout] ff6a2492f38cbab9e802d551b83dcc9ba85f947ed517beffb679a15355e30bd6