[INFO] fetching crate pnet_base 0.27.2...
[INFO] testing pnet_base-0.27.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pnet_base 0.27.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pnet_base 0.27.2 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 pnet_base 0.27.2
[INFO] finished tweaking crates.io crate pnet_base 0.27.2
[INFO] tweaked toml for crates.io crate pnet_base 0.27.2 written to /workspace/builds/worker-9/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-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" "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] 0c896bdec7ad31136059c570e6dcd62d7c66523d2c43bc9e674d2ba262be36b2
[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" "0c896bdec7ad31136059c570e6dcd62d7c66523d2c43bc9e674d2ba262be36b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c896bdec7ad31136059c570e6dcd62d7c66523d2c43bc9e674d2ba262be36b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c896bdec7ad31136059c570e6dcd62d7c66523d2c43bc9e674d2ba262be36b2", kill_on_drop: false }`
[INFO] [stdout] 0c896bdec7ad31136059c570e6dcd62d7c66523d2c43bc9e674d2ba262be36b2
[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" "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] 38e3880fa1eaac4de162d8bbe4e457ba7c91a1f2f755ff5edd58641dcf375bfa
[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" "38e3880fa1eaac4de162d8bbe4e457ba7c91a1f2f755ff5edd58641dcf375bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling pnet_base v0.27.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "38e3880fa1eaac4de162d8bbe4e457ba7c91a1f2f755ff5edd58641dcf375bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e3880fa1eaac4de162d8bbe4e457ba7c91a1f2f755ff5edd58641dcf375bfa", kill_on_drop: false }`
[INFO] [stdout] 38e3880fa1eaac4de162d8bbe4e457ba7c91a1f2f755ff5edd58641dcf375bfa
[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" "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] 6ad6aaada4f2d49620111a74a022cb2b2e52e5cd3f597326976d5b580a6a1121
[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" "6ad6aaada4f2d49620111a74a022cb2b2e52e5cd3f597326976d5b580a6a1121", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_test v1.0.118
[INFO] [stderr]    Compiling pnet_base v0.27.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.57s
[INFO] running `Command { std: "docker" "inspect" "6ad6aaada4f2d49620111a74a022cb2b2e52e5cd3f597326976d5b580a6a1121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad6aaada4f2d49620111a74a022cb2b2e52e5cd3f597326976d5b580a6a1121", kill_on_drop: false }`
[INFO] [stdout] 6ad6aaada4f2d49620111a74a022cb2b2e52e5cd3f597326976d5b580a6a1121
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b3f82d71266c8faa95b85a0ceca34746c400a4aacc30e5ec04f93e89af56a4e
[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" "0b3f82d71266c8faa95b85a0ceca34746c400a4aacc30e5ec04f93e89af56a4e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pnet_base-7a53a451143a0a2c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test macaddr::tests::convertion ... ok
[INFO] [stdout] test macaddr::tests::mac_addr_from_str ... ok
[INFO] [stdout] test macaddr::tests::type_of_addr ... ok
[INFO] [stdout] test macaddr::tests::str_from_mac_addr ... 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 pnet_base
[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" "0b3f82d71266c8faa95b85a0ceca34746c400a4aacc30e5ec04f93e89af56a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3f82d71266c8faa95b85a0ceca34746c400a4aacc30e5ec04f93e89af56a4e", kill_on_drop: false }`
[INFO] [stdout] 0b3f82d71266c8faa95b85a0ceca34746c400a4aacc30e5ec04f93e89af56a4e