[INFO] fetching crate pyo3-macros-backend 0.13.0...
[INFO] testing pyo3-macros-backend-0.13.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pyo3-macros-backend 0.13.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pyo3-macros-backend 0.13.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 925d4fc89e19a4dc0e6ec973aad1ea03b6ec0f2a7cfd45fedba320e6d676f4ab
[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" "925d4fc89e19a4dc0e6ec973aad1ea03b6ec0f2a7cfd45fedba320e6d676f4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "925d4fc89e19a4dc0e6ec973aad1ea03b6ec0f2a7cfd45fedba320e6d676f4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925d4fc89e19a4dc0e6ec973aad1ea03b6ec0f2a7cfd45fedba320e6d676f4ab", kill_on_drop: false }`
[INFO] [stdout] 925d4fc89e19a4dc0e6ec973aad1ea03b6ec0f2a7cfd45fedba320e6d676f4ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "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] f0176b299748b5aa63bfd80d5e2f0762fb6f813411a26c632b61ccb318a4fb2e
[INFO] running `Command { std: "docker" "start" "-a" "f0176b299748b5aa63bfd80d5e2f0762fb6f813411a26c632b61ccb318a4fb2e", 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 24.23s
[INFO] running `Command { std: "docker" "inspect" "f0176b299748b5aa63bfd80d5e2f0762fb6f813411a26c632b61ccb318a4fb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0176b299748b5aa63bfd80d5e2f0762fb6f813411a26c632b61ccb318a4fb2e", kill_on_drop: false }`
[INFO] [stdout] f0176b299748b5aa63bfd80d5e2f0762fb6f813411a26c632b61ccb318a4fb2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "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] 44d60a5132f96e4239baa7c6bdfb3dc64266b329ae953dd00ee0cfc9daf6d892
[INFO] running `Command { std: "docker" "start" "-a" "44d60a5132f96e4239baa7c6bdfb3dc64266b329ae953dd00ee0cfc9daf6d892", 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 4.13s
[INFO] running `Command { std: "docker" "inspect" "44d60a5132f96e4239baa7c6bdfb3dc64266b329ae953dd00ee0cfc9daf6d892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d60a5132f96e4239baa7c6bdfb3dc64266b329ae953dd00ee0cfc9daf6d892", kill_on_drop: false }`
[INFO] [stdout] 44d60a5132f96e4239baa7c6bdfb3dc64266b329ae953dd00ee0cfc9daf6d892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "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] 4da6d0b3ac6a300ecc5f29716b58663b457900d346c64c0c5fe18d982b2e350d
[INFO] running `Command { std: "docker" "start" "-a" "4da6d0b3ac6a300ecc5f29716b58663b457900d346c64c0c5fe18d982b2e350d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pyo3_macros_backend-23c895fd8dc130fa
[INFO] [stdout] test pyfunction::test::test_simple_args ... ok
[INFO] [stdout] test pyfunction::test::test_all ... ok
[INFO] [stdout] test pyfunction::test::test_errs ... ok
[INFO] [stderr]    Doc-tests pyo3-macros-backend
[INFO] [stdout] test pyfunction::test::test_varargs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "4da6d0b3ac6a300ecc5f29716b58663b457900d346c64c0c5fe18d982b2e350d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da6d0b3ac6a300ecc5f29716b58663b457900d346c64c0c5fe18d982b2e350d", kill_on_drop: false }`
[INFO] [stdout] 4da6d0b3ac6a300ecc5f29716b58663b457900d346c64c0c5fe18d982b2e350d