[INFO] fetching crate quartet 0.2.1...
[INFO] testing quartet-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate quartet 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate quartet 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quartet 0.2.1
[INFO] finished tweaking crates.io crate quartet 0.2.1
[INFO] tweaked toml for crates.io crate quartet 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate quartet 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec23708156724186fdb4f09ddb53f4e94d6cadc9fea40641ab77d1f482a26535
[INFO] running `Command { std: "docker" "start" "-a" "ec23708156724186fdb4f09ddb53f4e94d6cadc9fea40641ab77d1f482a26535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec23708156724186fdb4f09ddb53f4e94d6cadc9fea40641ab77d1f482a26535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec23708156724186fdb4f09ddb53f4e94d6cadc9fea40641ab77d1f482a26535", kill_on_drop: false }`
[INFO] [stdout] ec23708156724186fdb4f09ddb53f4e94d6cadc9fea40641ab77d1f482a26535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d12e634f49b5223f321814fe84534c108a6f7243d2804fa09efc159300baee88
[INFO] running `Command { std: "docker" "start" "-a" "d12e634f49b5223f321814fe84534c108a6f7243d2804fa09efc159300baee88", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling quartet v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "d12e634f49b5223f321814fe84534c108a6f7243d2804fa09efc159300baee88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12e634f49b5223f321814fe84534c108a6f7243d2804fa09efc159300baee88", kill_on_drop: false }`
[INFO] [stdout] d12e634f49b5223f321814fe84534c108a6f7243d2804fa09efc159300baee88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0863ed57fa099f7021d96fe12544fe3e90ee1b41ef1d1ce8c80af27c5f2af6c0
[INFO] running `Command { std: "docker" "start" "-a" "0863ed57fa099f7021d96fe12544fe3e90ee1b41ef1d1ce8c80af27c5f2af6c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling quartet v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "0863ed57fa099f7021d96fe12544fe3e90ee1b41ef1d1ce8c80af27c5f2af6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0863ed57fa099f7021d96fe12544fe3e90ee1b41ef1d1ce8c80af27c5f2af6c0", kill_on_drop: false }`
[INFO] [stdout] 0863ed57fa099f7021d96fe12544fe3e90ee1b41ef1d1ce8c80af27c5f2af6c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cbd7159a2841eb7c2224b2e6d92ed6d426a8d520b46ba83792da7d9c6951090
[INFO] running `Command { std: "docker" "start" "-a" "1cbd7159a2841eb7c2224b2e6d92ed6d426a8d520b46ba83792da7d9c6951090", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quartet-2e6d198a7a287c56)
[INFO] [stdout] test test_nibslice::index_range ... ok
[INFO] [stdout] test test_nibslice::build_ok ... ok
[INFO] [stdout] test test_nibslice::get_range_oob_exclude_both ... ok
[INFO] [stdout] test test_nibslice::index_single ... ok
[INFO] [stdout] test test_nibslice::index_middle ... ok
[INFO] [stdout] test test_nibslice::index_3 ... ok
[INFO] [stdout] test test_nibslice::iter ... ok
[INFO] [stdout] test test_nibslice::index_to_1 ... ok
[INFO] [stdout] test test_nibslice::index_2 ... ok
[INFO] [stdout] test test_nibslice::index_oob - should panic ... ok
[INFO] [stdout] test test_nibslice::index_range_bad - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quartet
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - NibSlice::index (line 87) ... ok
[INFO] [stdout] test src/lib.rs - doctest (line 592) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - NibSlice::try_nibble (line 129) ... ok
[INFO] [stdout] test src/lib.rs - NibSlice::nibble (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cbd7159a2841eb7c2224b2e6d92ed6d426a8d520b46ba83792da7d9c6951090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cbd7159a2841eb7c2224b2e6d92ed6d426a8d520b46ba83792da7d9c6951090", kill_on_drop: false }`
[INFO] [stdout] 1cbd7159a2841eb7c2224b2e6d92ed6d426a8d520b46ba83792da7d9c6951090