[INFO] fetching crate pnet_datalink 0.28.0...
[INFO] testing pnet_datalink-0.28.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pnet_datalink 0.28.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate pnet_datalink 0.28.0 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 pnet_datalink 0.28.0
[INFO] finished tweaking crates.io crate pnet_datalink 0.28.0
[INFO] tweaked toml for crates.io crate pnet_datalink 0.28.0 written to /workspace/builds/worker-84/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] 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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 3175f72f31d3a473783cdb92a26b97451ff7fa0b550b6ce6e2df0908a5bff5ac
[INFO] running `Command { std: "docker" "start" "-a" "3175f72f31d3a473783cdb92a26b97451ff7fa0b550b6ce6e2df0908a5bff5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3175f72f31d3a473783cdb92a26b97451ff7fa0b550b6ce6e2df0908a5bff5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3175f72f31d3a473783cdb92a26b97451ff7fa0b550b6ce6e2df0908a5bff5ac", kill_on_drop: false }`
[INFO] [stdout] 3175f72f31d3a473783cdb92a26b97451ff7fa0b550b6ce6e2df0908a5bff5ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 0252837066dd7efd8e85d827e7334f9dda02fd7c69a077faef8487fb6aa09fa2
[INFO] running `Command { std: "docker" "start" "-a" "0252837066dd7efd8e85d827e7334f9dda02fd7c69a077faef8487fb6aa09fa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pnet_base v0.28.0
[INFO] [stderr]    Compiling pnet_sys v0.28.0
[INFO] [stderr]    Compiling ipnetwork v0.18.0
[INFO] [stderr]    Compiling pnet_datalink v0.28.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.54s
[INFO] running `Command { std: "docker" "inspect" "0252837066dd7efd8e85d827e7334f9dda02fd7c69a077faef8487fb6aa09fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0252837066dd7efd8e85d827e7334f9dda02fd7c69a077faef8487fb6aa09fa2", kill_on_drop: false }`
[INFO] [stdout] 0252837066dd7efd8e85d827e7334f9dda02fd7c69a077faef8487fb6aa09fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] cc27af649648e356e259d6e473882102e4a624bea18d9306b7b442165f64799c
[INFO] running `Command { std: "docker" "start" "-a" "cc27af649648e356e259d6e473882102e4a624bea18d9306b7b442165f64799c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pnet_datalink v0.28.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "cc27af649648e356e259d6e473882102e4a624bea18d9306b7b442165f64799c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc27af649648e356e259d6e473882102e4a624bea18d9306b7b442165f64799c", kill_on_drop: false }`
[INFO] [stdout] cc27af649648e356e259d6e473882102e4a624bea18d9306b7b442165f64799c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] a6c27d59bd10d03c5c8c53c643a17ca9797dcda0512a8e6de600769f98b6e949
[INFO] running `Command { std: "docker" "start" "-a" "a6c27d59bd10d03c5c8c53c643a17ca9797dcda0512a8e6de600769f98b6e949", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pnet_datalink-b550759648c77b85)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pnet_datalink
[INFO] [stdout] running 7 tests
[INFO] [stdout] test dummy::tests::read_one_pkg ... ok
[INFO] [stdout] test dummy::tests::read_multiple_pkgs ... ok
[INFO] [stdout] test dummy::tests::send_one_packet ... ok
[INFO] [stdout] test dummy::tests::send_multiple_packets ... ok
[INFO] [stdout] test dummy::tests::send_nothing ... ok
[INFO] [stdout] test dummy::tests::send_to ... ok
[INFO] [stdout] test dummy::tests::read_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Channel (line 87) ... ignored
[INFO] [stdout] test src/lib.rs - interfaces (line 328) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a6c27d59bd10d03c5c8c53c643a17ca9797dcda0512a8e6de600769f98b6e949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c27d59bd10d03c5c8c53c643a17ca9797dcda0512a8e6de600769f98b6e949", kill_on_drop: false }`
[INFO] [stdout] a6c27d59bd10d03c5c8c53c643a17ca9797dcda0512a8e6de600769f98b6e949