[INFO] fetching crate pyo3-macros-backend 0.13.0...
[INFO] testing pyo3-macros-backend-0.13.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pyo3-macros-backend 0.13.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pyo3-macros-backend 0.13.0 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 pyo3-macros-backend 0.13.0
[INFO] finished tweaking crates.io crate pyo3-macros-backend 0.13.0
[INFO] tweaked toml for crates.io crate pyo3-macros-backend 0.13.0 written to /workspace/builds/worker-1/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] 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" "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] [stdout] 4631dd4c1771ff93fe8e69ab261e9f5c4403aa096b88cce60d60c7569077f285
[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" "4631dd4c1771ff93fe8e69ab261e9f5c4403aa096b88cce60d60c7569077f285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4631dd4c1771ff93fe8e69ab261e9f5c4403aa096b88cce60d60c7569077f285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4631dd4c1771ff93fe8e69ab261e9f5c4403aa096b88cce60d60c7569077f285", kill_on_drop: false }`
[INFO] [stdout] 4631dd4c1771ff93fe8e69ab261e9f5c4403aa096b88cce60d60c7569077f285
[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" "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] 81c08969d10ef082ab06708eb88e293de86f3a8c465495e3402a6db88df66c9c
[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" "81c08969d10ef082ab06708eb88e293de86f3a8c465495e3402a6db88df66c9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling pyo3-macros-backend v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.73s
[INFO] running `Command { std: "docker" "inspect" "81c08969d10ef082ab06708eb88e293de86f3a8c465495e3402a6db88df66c9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c08969d10ef082ab06708eb88e293de86f3a8c465495e3402a6db88df66c9c", kill_on_drop: false }`
[INFO] [stdout] 81c08969d10ef082ab06708eb88e293de86f3a8c465495e3402a6db88df66c9c
[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" "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] [stdout] 4fafc28fd9e684383f5f350fa10671b802da3cbf777bab3dfed6c00854888887
[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" "4fafc28fd9e684383f5f350fa10671b802da3cbf777bab3dfed6c00854888887", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyo3-macros-backend v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "4fafc28fd9e684383f5f350fa10671b802da3cbf777bab3dfed6c00854888887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fafc28fd9e684383f5f350fa10671b802da3cbf777bab3dfed6c00854888887", kill_on_drop: false }`
[INFO] [stdout] 4fafc28fd9e684383f5f350fa10671b802da3cbf777bab3dfed6c00854888887
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 398ec1d874a7ef384a3cce5507d981186f4170fdea3d6806fb7b8ca4e5ba67dd
[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" "398ec1d874a7ef384a3cce5507d981186f4170fdea3d6806fb7b8ca4e5ba67dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pyo3_macros_backend-6d90f595ba03cf21
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test pyfunction::test::test_all ... ok
[INFO] [stdout] test pyfunction::test::test_simple_args ... ok
[INFO] [stdout] test pyfunction::test::test_varargs ... ok
[INFO] [stdout] test pyfunction::test::test_errs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pyo3-macros-backend
[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" "398ec1d874a7ef384a3cce5507d981186f4170fdea3d6806fb7b8ca4e5ba67dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398ec1d874a7ef384a3cce5507d981186f4170fdea3d6806fb7b8ca4e5ba67dd", kill_on_drop: false }`
[INFO] [stdout] 398ec1d874a7ef384a3cce5507d981186f4170fdea3d6806fb7b8ca4e5ba67dd