[INFO] fetching crate rack-atomic-swap 0.0.0...
[INFO] testing rack-atomic-swap-0.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rack-atomic-swap 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rack-atomic-swap 0.0.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rack-atomic-swap 0.0.0
[INFO] finished tweaking crates.io crate rack-atomic-swap 0.0.0
[INFO] tweaked toml for crates.io crate rack-atomic-swap 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] fb3a7062eea8b0f0190c0c62e0fb50d161defd93a61396aca0f37f3b2348d4b2
[INFO] running `Command { std: "docker" "start" "-a" "fb3a7062eea8b0f0190c0c62e0fb50d161defd93a61396aca0f37f3b2348d4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3a7062eea8b0f0190c0c62e0fb50d161defd93a61396aca0f37f3b2348d4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3a7062eea8b0f0190c0c62e0fb50d161defd93a61396aca0f37f3b2348d4b2", kill_on_drop: false }`
[INFO] [stdout] fb3a7062eea8b0f0190c0c62e0fb50d161defd93a61396aca0f37f3b2348d4b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] df86b3d8ffd57fe2540d7396f9fcf72ae11bff7ff593f9b151a8f0da8370ce5e
[INFO] running `Command { std: "docker" "start" "-a" "df86b3d8ffd57fe2540d7396f9fcf72ae11bff7ff593f9b151a8f0da8370ce5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rack-atomic-swap v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "df86b3d8ffd57fe2540d7396f9fcf72ae11bff7ff593f9b151a8f0da8370ce5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df86b3d8ffd57fe2540d7396f9fcf72ae11bff7ff593f9b151a8f0da8370ce5e", kill_on_drop: false }`
[INFO] [stdout] df86b3d8ffd57fe2540d7396f9fcf72ae11bff7ff593f9b151a8f0da8370ce5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] a002815d1214218cc0df000ad5f37e13381ba512f5b73f68280fe8f1f36e0442
[INFO] running `Command { std: "docker" "start" "-a" "a002815d1214218cc0df000ad5f37e13381ba512f5b73f68280fe8f1f36e0442", kill_on_drop: false }`
[INFO] [stderr]    Compiling rack-atomic-swap v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "a002815d1214218cc0df000ad5f37e13381ba512f5b73f68280fe8f1f36e0442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a002815d1214218cc0df000ad5f37e13381ba512f5b73f68280fe8f1f36e0442", kill_on_drop: false }`
[INFO] [stdout] a002815d1214218cc0df000ad5f37e13381ba512f5b73f68280fe8f1f36e0442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89e62e9d153ff8087e4f54d6cbf5f0e27d4c32c7f80daf1e132208dc82f6e28f
[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" "89e62e9d153ff8087e4f54d6cbf5f0e27d4c32c7f80daf1e132208dc82f6e28f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rack_atomic_swap-3212865994814f68)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rack-atomic-swap
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "89e62e9d153ff8087e4f54d6cbf5f0e27d4c32c7f80daf1e132208dc82f6e28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e62e9d153ff8087e4f54d6cbf5f0e27d4c32c7f80daf1e132208dc82f6e28f", kill_on_drop: false }`
[INFO] [stdout] 89e62e9d153ff8087e4f54d6cbf5f0e27d4c32c7f80daf1e132208dc82f6e28f