[INFO] crate bliss 0.1.3 is already in cache
[INFO] extracting crate bliss 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/bliss/0.1.3
[INFO] extracting crate bliss 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bliss/0.1.3
[INFO] validating manifest of bliss-0.1.3 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 bliss-0.1.3 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 bliss-0.1.3
[INFO] finished frobbing bliss-0.1.3
[INFO] frobbed toml for bliss-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/bliss/0.1.3/Cargo.toml
[INFO] started frobbing bliss-0.1.3
[INFO] finished frobbing bliss-0.1.3
[INFO] frobbed toml for bliss-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bliss/0.1.3/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bliss-0.1.3 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bliss/0.1.3:/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] a119a1c713a3d2315f1bbb8392d5049fbf6fec4a74026aed39eb3901f0265bb5
[INFO] running `"docker" "start" "-a" "a119a1c713a3d2315f1bbb8392d5049fbf6fec4a74026aed39eb3901f0265bb5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bliss v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `"docker" "inspect" "a119a1c713a3d2315f1bbb8392d5049fbf6fec4a74026aed39eb3901f0265bb5"`
[INFO] running `"docker" "rm" "-f" "a119a1c713a3d2315f1bbb8392d5049fbf6fec4a74026aed39eb3901f0265bb5"`
[INFO] [stdout] a119a1c713a3d2315f1bbb8392d5049fbf6fec4a74026aed39eb3901f0265bb5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bliss/0.1.3:/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] 0e9baa3faec3476dfb65adee14e32715b5b5bf4a32337a911a9ca272e5744c2a
[INFO] running `"docker" "start" "-a" "0e9baa3faec3476dfb65adee14e32715b5b5bf4a32337a911a9ca272e5744c2a"`
[INFO] [stderr]    Compiling bliss v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> tests/unit.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let result = bliss.supported_langs();
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `"docker" "inspect" "0e9baa3faec3476dfb65adee14e32715b5b5bf4a32337a911a9ca272e5744c2a"`
[INFO] running `"docker" "rm" "-f" "0e9baa3faec3476dfb65adee14e32715b5b5bf4a32337a911a9ca272e5744c2a"`
[INFO] [stdout] 0e9baa3faec3476dfb65adee14e32715b5b5bf4a32337a911a9ca272e5744c2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bliss/0.1.3:/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] d7fbb796b8cbc2dbac5f11acb9c558deecb83a050cf715d56ac7a2fbb80b9ea5
[INFO] running `"docker" "start" "-a" "d7fbb796b8cbc2dbac5f11acb9c558deecb83a050cf715d56ac7a2fbb80b9ea5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bliss-5f3eeac814037cdc
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bliss-f243fcb1f8480db5
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unit-236a4f1e77a59635
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: test failed, to rerun pass '--test unit'
[INFO] running `"docker" "inspect" "d7fbb796b8cbc2dbac5f11acb9c558deecb83a050cf715d56ac7a2fbb80b9ea5"`
[INFO] running `"docker" "rm" "-f" "d7fbb796b8cbc2dbac5f11acb9c558deecb83a050cf715d56ac7a2fbb80b9ea5"`
[INFO] [stdout] d7fbb796b8cbc2dbac5f11acb9c558deecb83a050cf715d56ac7a2fbb80b9ea5