[INFO] fetching crate days-in-month 2.0.0...
[INFO] testing days-in-month-2.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate days-in-month 2.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate days-in-month 2.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate days-in-month 2.0.0
[INFO] finished tweaking crates.io crate days-in-month 2.0.0
[INFO] tweaked toml for crates.io crate days-in-month 2.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 688ff001cf5618a9bee917c5b0d1334ab795b4a0072d4fe82471a2dd35c25349
[INFO] running `Command { std: "docker" "start" "-a" "688ff001cf5618a9bee917c5b0d1334ab795b4a0072d4fe82471a2dd35c25349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688ff001cf5618a9bee917c5b0d1334ab795b4a0072d4fe82471a2dd35c25349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688ff001cf5618a9bee917c5b0d1334ab795b4a0072d4fe82471a2dd35c25349", kill_on_drop: false }`
[INFO] [stdout] 688ff001cf5618a9bee917c5b0d1334ab795b4a0072d4fe82471a2dd35c25349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea3f80515fc3d7ebc7d6bf8cb1a69a381a8b12c6ca7585ae3816154c66b559f9
[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" "ea3f80515fc3d7ebc7d6bf8cb1a69a381a8b12c6ca7585ae3816154c66b559f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling leap-year v0.1.0
[INFO] [stderr]    Compiling days-in-month v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "ea3f80515fc3d7ebc7d6bf8cb1a69a381a8b12c6ca7585ae3816154c66b559f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3f80515fc3d7ebc7d6bf8cb1a69a381a8b12c6ca7585ae3816154c66b559f9", kill_on_drop: false }`
[INFO] [stdout] ea3f80515fc3d7ebc7d6bf8cb1a69a381a8b12c6ca7585ae3816154c66b559f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] de126f580c9ca6915373259a2b96ed37e38bcb3f0f23c0c85d3d7ef9724bd924
[INFO] running `Command { std: "docker" "start" "-a" "de126f580c9ca6915373259a2b96ed37e38bcb3f0f23c0c85d3d7ef9724bd924", kill_on_drop: false }`
[INFO] [stderr]    Compiling days-in-month v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "de126f580c9ca6915373259a2b96ed37e38bcb3f0f23c0c85d3d7ef9724bd924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de126f580c9ca6915373259a2b96ed37e38bcb3f0f23c0c85d3d7ef9724bd924", kill_on_drop: false }`
[INFO] [stdout] de126f580c9ca6915373259a2b96ed37e38bcb3f0f23c0c85d3d7ef9724bd924
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6ab367dbb7ae8642d5793c4280c725353f381b906c1f45132d0a376c661e7c5
[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" "e6ab367dbb7ae8642d5793c4280c725353f381b906c1f45132d0a376c661e7c5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/days_in_month-6c7dee66e8415af0
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests days-in-month
[INFO] [stdout] test tests::test_days_in_month ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6ab367dbb7ae8642d5793c4280c725353f381b906c1f45132d0a376c661e7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ab367dbb7ae8642d5793c4280c725353f381b906c1f45132d0a376c661e7c5", kill_on_drop: false }`
[INFO] [stdout] e6ab367dbb7ae8642d5793c4280c725353f381b906c1f45132d0a376c661e7c5