[INFO] fetching crate tcp 0.1.0...
[INFO] testing tcp-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tcp 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tcp 0.1.0 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 tcp 0.1.0
[INFO] finished tweaking crates.io crate tcp 0.1.0
[INFO] tweaked toml for crates.io crate tcp 0.1.0 written to /workspace/builds/worker-9/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-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" "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] 75346c7b34909e80aaf206065e08737785d255cbde657b37996a11dbb90e97df
[INFO] running `Command { std: "docker" "start" "-a" "75346c7b34909e80aaf206065e08737785d255cbde657b37996a11dbb90e97df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75346c7b34909e80aaf206065e08737785d255cbde657b37996a11dbb90e97df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75346c7b34909e80aaf206065e08737785d255cbde657b37996a11dbb90e97df", kill_on_drop: false }`
[INFO] [stdout] 75346c7b34909e80aaf206065e08737785d255cbde657b37996a11dbb90e97df
[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" "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] 49bd794f453da339dc5d2ed8eb02c8f6e5b40caea368c416b3f9b74d668f424b
[INFO] running `Command { std: "docker" "start" "-a" "49bd794f453da339dc5d2ed8eb02c8f6e5b40caea368c416b3f9b74d668f424b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "49bd794f453da339dc5d2ed8eb02c8f6e5b40caea368c416b3f9b74d668f424b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49bd794f453da339dc5d2ed8eb02c8f6e5b40caea368c416b3f9b74d668f424b", kill_on_drop: false }`
[INFO] [stdout] 49bd794f453da339dc5d2ed8eb02c8f6e5b40caea368c416b3f9b74d668f424b
[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" "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] 31f1f6de8da923857cf4d7dec0b22f9114b6a1b6a57f222a6cd945b29d5c3a92
[INFO] running `Command { std: "docker" "start" "-a" "31f1f6de8da923857cf4d7dec0b22f9114b6a1b6a57f222a6cd945b29d5c3a92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "31f1f6de8da923857cf4d7dec0b22f9114b6a1b6a57f222a6cd945b29d5c3a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f1f6de8da923857cf4d7dec0b22f9114b6a1b6a57f222a6cd945b29d5c3a92", kill_on_drop: false }`
[INFO] [stdout] 31f1f6de8da923857cf4d7dec0b22f9114b6a1b6a57f222a6cd945b29d5c3a92
[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" "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] 3844b2f01b642d660d59b954624f3279258fd2b58d963fac994802f44ce314ef
[INFO] running `Command { std: "docker" "start" "-a" "3844b2f01b642d660d59b954624f3279258fd2b58d963fac994802f44ce314ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp-1f41115dde2c9d00)
[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] [stderr]    Doc-tests tcp
[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" "3844b2f01b642d660d59b954624f3279258fd2b58d963fac994802f44ce314ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3844b2f01b642d660d59b954624f3279258fd2b58d963fac994802f44ce314ef", kill_on_drop: false }`
[INFO] [stdout] 3844b2f01b642d660d59b954624f3279258fd2b58d963fac994802f44ce314ef