[INFO] fetching crate guilt-by-association 0.5.0...
[INFO] testing guilt-by-association-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate guilt-by-association 0.5.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate guilt-by-association 0.5.0 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 guilt-by-association 0.5.0
[INFO] finished tweaking crates.io crate guilt-by-association 0.5.0
[INFO] tweaked toml for crates.io crate guilt-by-association 0.5.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6189ca1b7606b6c5fe31ed09f8ff6030cd007bd0a2778688e2710025bd6ca80c
[INFO] running `Command { std: "docker" "start" "-a" "6189ca1b7606b6c5fe31ed09f8ff6030cd007bd0a2778688e2710025bd6ca80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6189ca1b7606b6c5fe31ed09f8ff6030cd007bd0a2778688e2710025bd6ca80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6189ca1b7606b6c5fe31ed09f8ff6030cd007bd0a2778688e2710025bd6ca80c", kill_on_drop: false }`
[INFO] [stdout] 6189ca1b7606b6c5fe31ed09f8ff6030cd007bd0a2778688e2710025bd6ca80c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1564672e9a7c68d1fe84ca71550b4cc7b7b90f723fdb01ae5ccbad6a0a7f9199
[INFO] running `Command { std: "docker" "start" "-a" "1564672e9a7c68d1fe84ca71550b4cc7b7b90f723fdb01ae5ccbad6a0a7f9199", kill_on_drop: false }`
[INFO] [stderr]    Compiling guilt-by-association v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "1564672e9a7c68d1fe84ca71550b4cc7b7b90f723fdb01ae5ccbad6a0a7f9199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1564672e9a7c68d1fe84ca71550b4cc7b7b90f723fdb01ae5ccbad6a0a7f9199", kill_on_drop: false }`
[INFO] [stdout] 1564672e9a7c68d1fe84ca71550b4cc7b7b90f723fdb01ae5ccbad6a0a7f9199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dad8e2ef665561f00bea5982a412de15f6bdee23a31f64eb43645704583ed3f5
[INFO] running `Command { std: "docker" "start" "-a" "dad8e2ef665561f00bea5982a412de15f6bdee23a31f64eb43645704583ed3f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling guilt-by-association v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "dad8e2ef665561f00bea5982a412de15f6bdee23a31f64eb43645704583ed3f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad8e2ef665561f00bea5982a412de15f6bdee23a31f64eb43645704583ed3f5", kill_on_drop: false }`
[INFO] [stdout] dad8e2ef665561f00bea5982a412de15f6bdee23a31f64eb43645704583ed3f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fde1eef61d3945adfccd4f5a4addcad84250a0123df2249e106ffe17dc96aab
[INFO] running `Command { std: "docker" "start" "-a" "1fde1eef61d3945adfccd4f5a4addcad84250a0123df2249e106ffe17dc96aab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guilt_by_association-ff81d466dbfae82a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::small ... ok
[INFO] [stdout] test tests::big ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests guilt-by-association
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1fde1eef61d3945adfccd4f5a4addcad84250a0123df2249e106ffe17dc96aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fde1eef61d3945adfccd4f5a4addcad84250a0123df2249e106ffe17dc96aab", kill_on_drop: false }`
[INFO] [stdout] 1fde1eef61d3945adfccd4f5a4addcad84250a0123df2249e106ffe17dc96aab