[INFO] fetching crate cls 0.1.0...
[INFO] testing cls-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cls 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cls 0.1.0 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 cls 0.1.0
[INFO] finished tweaking crates.io crate cls 0.1.0
[INFO] tweaked toml for crates.io crate cls 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cls 0.1.0 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-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] [stdout] 5c3d2c1cb095e1db65c7bf8fd61734ea8f3a6610bc56431310f370b81af56a23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c3d2c1cb095e1db65c7bf8fd61734ea8f3a6610bc56431310f370b81af56a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3d2c1cb095e1db65c7bf8fd61734ea8f3a6610bc56431310f370b81af56a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3d2c1cb095e1db65c7bf8fd61734ea8f3a6610bc56431310f370b81af56a23", kill_on_drop: false }`
[INFO] [stdout] 5c3d2c1cb095e1db65c7bf8fd61734ea8f3a6610bc56431310f370b81af56a23
[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] [stdout] 062b068c29e7fdbd0ab03f996faa8f9bf4f086043b806fc13243c2d57b5593d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "062b068c29e7fdbd0ab03f996faa8f9bf4f086043b806fc13243c2d57b5593d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "062b068c29e7fdbd0ab03f996faa8f9bf4f086043b806fc13243c2d57b5593d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "062b068c29e7fdbd0ab03f996faa8f9bf4f086043b806fc13243c2d57b5593d8", kill_on_drop: false }`
[INFO] [stdout] 062b068c29e7fdbd0ab03f996faa8f9bf4f086043b806fc13243c2d57b5593d8
[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] [stdout] ca8c222e841160c8bc1b3980be070994cac8927bd37fdbb2a756b073df5fcb8b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ca8c222e841160c8bc1b3980be070994cac8927bd37fdbb2a756b073df5fcb8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "ca8c222e841160c8bc1b3980be070994cac8927bd37fdbb2a756b073df5fcb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8c222e841160c8bc1b3980be070994cac8927bd37fdbb2a756b073df5fcb8b", kill_on_drop: false }`
[INFO] [stdout] ca8c222e841160c8bc1b3980be070994cac8927bd37fdbb2a756b073df5fcb8b
[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] 6ed0588cee5894f6bf410f9cbe4878a4f1f28acc632a63dfdbab55f0aeb9dc5f
[INFO] running `Command { std: "docker" "start" "-a" "6ed0588cee5894f6bf410f9cbe4878a4f1f28acc632a63dfdbab55f0aeb9dc5f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cls-8f79175b1e33b87d)
[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" "6ed0588cee5894f6bf410f9cbe4878a4f1f28acc632a63dfdbab55f0aeb9dc5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed0588cee5894f6bf410f9cbe4878a4f1f28acc632a63dfdbab55f0aeb9dc5f", kill_on_drop: false }`
[INFO] [stdout] 6ed0588cee5894f6bf410f9cbe4878a4f1f28acc632a63dfdbab55f0aeb9dc5f