[INFO] crate rust-unify 0.1.0 is already in cache
[INFO] extracting crate rust-unify 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rust-unify/0.1.0
[INFO] extracting crate rust-unify 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rust-unify/0.1.0
[INFO] validating manifest of rust-unify-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 rust-unify-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 rust-unify-0.1.0
[INFO] finished frobbing rust-unify-0.1.0
[INFO] frobbed toml for rust-unify-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rust-unify/0.1.0/Cargo.toml
[INFO] started frobbing rust-unify-0.1.0
[INFO] finished frobbing rust-unify-0.1.0
[INFO] frobbed toml for rust-unify-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rust-unify/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 rust-unify-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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rust-unify/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] 997ed18f8e99d482e21a878e57d6af31d934b1bd5e1f0885308154373a6da339
[INFO] running `"docker" "start" "-a" "997ed18f8e99d482e21a878e57d6af31d934b1bd5e1f0885308154373a6da339"`
[INFO] [stderr]    Compiling rust-unify v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "997ed18f8e99d482e21a878e57d6af31d934b1bd5e1f0885308154373a6da339"`
[INFO] running `"docker" "rm" "-f" "997ed18f8e99d482e21a878e57d6af31d934b1bd5e1f0885308154373a6da339"`
[INFO] [stdout] 997ed18f8e99d482e21a878e57d6af31d934b1bd5e1f0885308154373a6da339
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rust-unify/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] a74c306ff213dda8fff307368bba1ed13b5d6a94d3db14453a16b1eaae300d87
[INFO] running `"docker" "start" "-a" "a74c306ff213dda8fff307368bba1ed13b5d6a94d3db14453a16b1eaae300d87"`
[INFO] [stderr]    Compiling rust-unify v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "a74c306ff213dda8fff307368bba1ed13b5d6a94d3db14453a16b1eaae300d87"`
[INFO] running `"docker" "rm" "-f" "a74c306ff213dda8fff307368bba1ed13b5d6a94d3db14453a16b1eaae300d87"`
[INFO] [stdout] a74c306ff213dda8fff307368bba1ed13b5d6a94d3db14453a16b1eaae300d87
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rust-unify/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] 6f00d796f62a21b45be0b142f251d4b69676cff2aa91a5bf77b9acee3938542e
[INFO] running `"docker" "start" "-a" "6f00d796f62a21b45be0b142f251d4b69676cff2aa91a5bf77b9acee3938542e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_unify-0a8fd174760c39fc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_robinsons ... 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 rust-unify
[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" "6f00d796f62a21b45be0b142f251d4b69676cff2aa91a5bf77b9acee3938542e"`
[INFO] running `"docker" "rm" "-f" "6f00d796f62a21b45be0b142f251d4b69676cff2aa91a5bf77b9acee3938542e"`
[INFO] [stdout] 6f00d796f62a21b45be0b142f251d4b69676cff2aa91a5bf77b9acee3938542e