[INFO] fetching crate multicast-socket 0.2.2...
[INFO] testing multicast-socket-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate multicast-socket 0.2.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate multicast-socket 0.2.2 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 multicast-socket 0.2.2
[INFO] finished tweaking crates.io crate multicast-socket 0.2.2
[INFO] tweaked toml for crates.io crate multicast-socket 0.2.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate multicast-socket 0.2.2 already has a lockfile, it will not be regenerated
[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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 93011fada978a4ca338c1fa48d415f01ec686760ff4d6550e3da4db6ef5f1b02
[INFO] running `Command { std: "docker" "start" "-a" "93011fada978a4ca338c1fa48d415f01ec686760ff4d6550e3da4db6ef5f1b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93011fada978a4ca338c1fa48d415f01ec686760ff4d6550e3da4db6ef5f1b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93011fada978a4ca338c1fa48d415f01ec686760ff4d6550e3da4db6ef5f1b02", kill_on_drop: false }`
[INFO] [stdout] 93011fada978a4ca338c1fa48d415f01ec686760ff4d6550e3da4db6ef5f1b02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 225fa0fc7456c1f6bd322e704349c89d9e022f61864cd17618284c190f960f86
[INFO] running `Command { std: "docker" "start" "-a" "225fa0fc7456c1f6bd322e704349c89d9e022f61864cd17618284c190f960f86", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling multicast-socket v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.92s
[INFO] running `Command { std: "docker" "inspect" "225fa0fc7456c1f6bd322e704349c89d9e022f61864cd17618284c190f960f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225fa0fc7456c1f6bd322e704349c89d9e022f61864cd17618284c190f960f86", kill_on_drop: false }`
[INFO] [stdout] 225fa0fc7456c1f6bd322e704349c89d9e022f61864cd17618284c190f960f86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 7bb82eef1b30d9a0e5e5236c874f1b369a2c8003e3216d5f44034663529c97ca
[INFO] running `Command { std: "docker" "start" "-a" "7bb82eef1b30d9a0e5e5236c874f1b369a2c8003e3216d5f44034663529c97ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling multicast-socket v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "7bb82eef1b30d9a0e5e5236c874f1b369a2c8003e3216d5f44034663529c97ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb82eef1b30d9a0e5e5236c874f1b369a2c8003e3216d5f44034663529c97ca", kill_on_drop: false }`
[INFO] [stdout] 7bb82eef1b30d9a0e5e5236c874f1b369a2c8003e3216d5f44034663529c97ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 69b2122526ee0f125c90a185843f54b03a24ae4e44b3514854fc7e7e23452930
[INFO] running `Command { std: "docker" "start" "-a" "69b2122526ee0f125c90a185843f54b03a24ae4e44b3514854fc7e7e23452930", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multicast_socket-eada39c2ef57383e)
[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] [stderr]    Doc-tests multicast-socket
[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" "69b2122526ee0f125c90a185843f54b03a24ae4e44b3514854fc7e7e23452930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69b2122526ee0f125c90a185843f54b03a24ae4e44b3514854fc7e7e23452930", kill_on_drop: false }`
[INFO] [stdout] 69b2122526ee0f125c90a185843f54b03a24ae4e44b3514854fc7e7e23452930