[INFO] fetching crate ipnet 2.3.1...
[INFO] testing ipnet-2.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ipnet 2.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ipnet 2.3.1 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 ipnet 2.3.1
[INFO] finished tweaking crates.io crate ipnet 2.3.1
[INFO] tweaked toml for crates.io crate ipnet 2.3.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 025dc99851c9db5f0471068dca273a85f39ee616da157eb1b57d37c1276c032e
[INFO] running `Command { std: "docker" "start" "-a" "025dc99851c9db5f0471068dca273a85f39ee616da157eb1b57d37c1276c032e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "025dc99851c9db5f0471068dca273a85f39ee616da157eb1b57d37c1276c032e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025dc99851c9db5f0471068dca273a85f39ee616da157eb1b57d37c1276c032e", kill_on_drop: false }`
[INFO] [stdout] 025dc99851c9db5f0471068dca273a85f39ee616da157eb1b57d37c1276c032e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e472535d7de82b88d8f595bc5efedb1c0b7c27dffe0dbb21fcff02dc61649ae6
[INFO] running `Command { std: "docker" "start" "-a" "e472535d7de82b88d8f595bc5efedb1c0b7c27dffe0dbb21fcff02dc61649ae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipnet v2.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "e472535d7de82b88d8f595bc5efedb1c0b7c27dffe0dbb21fcff02dc61649ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e472535d7de82b88d8f595bc5efedb1c0b7c27dffe0dbb21fcff02dc61649ae6", kill_on_drop: false }`
[INFO] [stdout] e472535d7de82b88d8f595bc5efedb1c0b7c27dffe0dbb21fcff02dc61649ae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 2ce4b59e5786e9999a05aa2dccfbfe88d858aa3d85ce9ac194f34150792314fd
[INFO] running `Command { std: "docker" "start" "-a" "2ce4b59e5786e9999a05aa2dccfbfe88d858aa3d85ce9ac194f34150792314fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipnet v2.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "2ce4b59e5786e9999a05aa2dccfbfe88d858aa3d85ce9ac194f34150792314fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce4b59e5786e9999a05aa2dccfbfe88d858aa3d85ce9ac194f34150792314fd", kill_on_drop: false }`
[INFO] [stdout] 2ce4b59e5786e9999a05aa2dccfbfe88d858aa3d85ce9ac194f34150792314fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] c7c019446664319b63af2f6ccae28549782a2d1e3f61fa722e64dfcaaf5d1313
[INFO] running `Command { std: "docker" "start" "-a" "c7c019446664319b63af2f6ccae28549782a2d1e3f61fa722e64dfcaaf5d1313", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipnet-bb9285e372eeca2d)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test ipnet::tests::ipnet_default ... ok
[INFO] [stdout] test ipnet::tests::ipv4net_default ... ok
[INFO] [stdout] test ipnet::tests::ipv6net_default ... ok
[INFO] [stdout] test ipext::tests::test_ipaddrrange ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_max_max ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_none ... ok
[INFO] [stdout] test ipnet::tests::test_aggregate ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_one ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_two ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_zero_zero ... ok
[INFO] [stdout] test ipnet::tests::test_ipv4_subnets_taper ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_max_max ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_none ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_one ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_taper ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_two ... ok
[INFO] [stdout] test ipnet::tests::test_ipv6_subnets_zero_zero ... ok
[INFO] [stdout] test ipnet::tests::test_make_ipnet_vec ... ok
[INFO] [stdout] test ipnet::tests::test_merge_intervals ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ipnet
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name ipnet --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ipnet=/opt/rustwide/target/debug/deps/libipnet-660e87cd4cdae353.rlib --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-32a839dbc1909ae1.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c7c019446664319b63af2f6ccae28549782a2d1e3f61fa722e64dfcaaf5d1313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c019446664319b63af2f6ccae28549782a2d1e3f61fa722e64dfcaaf5d1313", kill_on_drop: false }`
[INFO] [stdout] c7c019446664319b63af2f6ccae28549782a2d1e3f61fa722e64dfcaaf5d1313