[INFO] cloning repository https://github.com/jhartzell42/rust-chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhartzell42/rust-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhartzell42%2Frust-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhartzell42%2Frust-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27bf2035a503a39daad6c0f92a7e5539969db60a
[INFO] testing jhartzell42/rust-chat against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhartzell42%2Frust-chat" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jhartzell42/rust-chat 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 git repo https://github.com/jhartzell42/rust-chat
[INFO] finished tweaking git repo https://github.com/jhartzell42/rust-chat
[INFO] tweaked toml for git repo https://github.com/jhartzell42/rust-chat written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/jhartzell42/rust-chat 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d663c7f0ff5bbc16156c903b95b75130d4020da79079da43edeb2b0067bc8a0a
[INFO] running `Command { std: "docker" "start" "-a" "d663c7f0ff5bbc16156c903b95b75130d4020da79079da43edeb2b0067bc8a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d663c7f0ff5bbc16156c903b95b75130d4020da79079da43edeb2b0067bc8a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d663c7f0ff5bbc16156c903b95b75130d4020da79079da43edeb2b0067bc8a0a", kill_on_drop: false }`
[INFO] [stdout] d663c7f0ff5bbc16156c903b95b75130d4020da79079da43edeb2b0067bc8a0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f5e31c0c982341c50732f1485478a99d3f428a0350ae1d0ef9fcce5c69177ff7
[INFO] running `Command { std: "docker" "start" "-a" "f5e31c0c982341c50732f1485478a99d3f428a0350ae1d0ef9fcce5c69177ff7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tracing-subscriber v0.2.18
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling color-spantrace v0.1.6
[INFO] [stderr]    Compiling color-eyre v0.5.11
[INFO] [stderr]    Compiling sample-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.13s
[INFO] running `Command { std: "docker" "inspect" "f5e31c0c982341c50732f1485478a99d3f428a0350ae1d0ef9fcce5c69177ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e31c0c982341c50732f1485478a99d3f428a0350ae1d0ef9fcce5c69177ff7", kill_on_drop: false }`
[INFO] [stdout] f5e31c0c982341c50732f1485478a99d3f428a0350ae1d0ef9fcce5c69177ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 64d3fc4a6ce7db789eb3f880b10ea98793e5188c22eef02d45a240abea4b7a95
[INFO] running `Command { std: "docker" "start" "-a" "64d3fc4a6ce7db789eb3f880b10ea98793e5188c22eef02d45a240abea4b7a95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sample-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.78s
[INFO] running `Command { std: "docker" "inspect" "64d3fc4a6ce7db789eb3f880b10ea98793e5188c22eef02d45a240abea4b7a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d3fc4a6ce7db789eb3f880b10ea98793e5188c22eef02d45a240abea4b7a95", kill_on_drop: false }`
[INFO] [stdout] 64d3fc4a6ce7db789eb3f880b10ea98793e5188c22eef02d45a240abea4b7a95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 0b7e31f186a315d2d4e6b7fd4f9e0eb3f7f13150b1bea3076de6c20a55b95ab4
[INFO] running `Command { std: "docker" "start" "-a" "0b7e31f186a315d2d4e6b7fd4f9e0eb3f7f13150b1bea3076de6c20a55b95ab4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sample_server-9d0dd6983601c691)
[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" "0b7e31f186a315d2d4e6b7fd4f9e0eb3f7f13150b1bea3076de6c20a55b95ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7e31f186a315d2d4e6b7fd4f9e0eb3f7f13150b1bea3076de6c20a55b95ab4", kill_on_drop: false }`
[INFO] [stdout] 0b7e31f186a315d2d4e6b7fd4f9e0eb3f7f13150b1bea3076de6c20a55b95ab4