[INFO] crate flats 0.1.0 is already in cache
[INFO] extracting crate flats 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/flats/0.1.0
[INFO] extracting crate flats 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/flats/0.1.0
[INFO] validating manifest of flats-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 flats-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 flats-0.1.0
[INFO] finished frobbing flats-0.1.0
[INFO] frobbed toml for flats-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/flats/0.1.0/Cargo.toml
[INFO] started frobbing flats-0.1.0
[INFO] finished frobbing flats-0.1.0
[INFO] frobbed toml for flats-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/flats/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 flats-0.1.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flats/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3a614dd38a213ef5fbb067fb5060adac494b103b839aa312a0b7f0d181ce11c6
[INFO] running `"docker" "start" "-a" "3a614dd38a213ef5fbb067fb5060adac494b103b839aa312a0b7f0d181ce11c6"`
[INFO] [stderr]    Compiling flats v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "3a614dd38a213ef5fbb067fb5060adac494b103b839aa312a0b7f0d181ce11c6"`
[INFO] running `"docker" "rm" "-f" "3a614dd38a213ef5fbb067fb5060adac494b103b839aa312a0b7f0d181ce11c6"`
[INFO] [stdout] 3a614dd38a213ef5fbb067fb5060adac494b103b839aa312a0b7f0d181ce11c6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flats/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 73ce04c0a4c987cd584fd7302a08ed305ec498fa3987d6110be79eb99814f78f
[INFO] running `"docker" "start" "-a" "73ce04c0a4c987cd584fd7302a08ed305ec498fa3987d6110be79eb99814f78f"`
[INFO] [stderr]    Compiling flats v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "73ce04c0a4c987cd584fd7302a08ed305ec498fa3987d6110be79eb99814f78f"`
[INFO] running `"docker" "rm" "-f" "73ce04c0a4c987cd584fd7302a08ed305ec498fa3987d6110be79eb99814f78f"`
[INFO] [stdout] 73ce04c0a4c987cd584fd7302a08ed305ec498fa3987d6110be79eb99814f78f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flats/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f28aa21b851743c7e7f6db3782e2b18d999a6ab2eaef6cb4a979d45ba685d5ce
[INFO] running `"docker" "start" "-a" "f28aa21b851743c7e7f6db3782e2b18d999a6ab2eaef6cb4a979d45ba685d5ce"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flats-6c15422ee48de90f
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test scalar::tests::bool_display ... ok
[INFO] [stdout] test scalar::tests::number_display ... ok
[INFO] [stdout] test scalar::tests::string_display ... ok
[INFO] [stdout] test tests::flattens_nested_maps ... ok
[INFO] [stdout] test tests::flattens_to_serializable ... ok
[INFO] [stderr]    Doc-tests flats
[INFO] [stdout] test scalar::tests::null_display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f28aa21b851743c7e7f6db3782e2b18d999a6ab2eaef6cb4a979d45ba685d5ce"`
[INFO] running `"docker" "rm" "-f" "f28aa21b851743c7e7f6db3782e2b18d999a6ab2eaef6cb4a979d45ba685d5ce"`
[INFO] [stdout] f28aa21b851743c7e7f6db3782e2b18d999a6ab2eaef6cb4a979d45ba685d5ce