[INFO] cloning repository https://github.com/charles-tangqu/tcpserverdemo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charles-tangqu/tcpserverdemo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-tangqu%2Ftcpserverdemo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-tangqu%2Ftcpserverdemo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad68e03fcddbd856d1e385fb25249e8c42b8913e
[INFO] testing charles-tangqu/tcpserverdemo against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-tangqu%2Ftcpserverdemo" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charles-tangqu/tcpserverdemo on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/charles-tangqu/tcpserverdemo
[INFO] finished tweaking git repo https://github.com/charles-tangqu/tcpserverdemo
[INFO] tweaked toml for git repo https://github.com/charles-tangqu/tcpserverdemo written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/charles-tangqu/tcpserverdemo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abd8a93d26e93b2a452543242d8e319edc63d59752e1b41f1c50aff701ec1006
[INFO] running `Command { std: "docker" "start" "-a" "abd8a93d26e93b2a452543242d8e319edc63d59752e1b41f1c50aff701ec1006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abd8a93d26e93b2a452543242d8e319edc63d59752e1b41f1c50aff701ec1006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd8a93d26e93b2a452543242d8e319edc63d59752e1b41f1c50aff701ec1006", kill_on_drop: false }`
[INFO] [stdout] abd8a93d26e93b2a452543242d8e319edc63d59752e1b41f1c50aff701ec1006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be6c5cbbb7550b33eec3c4e121dcd8d0773037c27de418adef4977498000b0d5
[INFO] running `Command { std: "docker" "start" "-a" "be6c5cbbb7550b33eec3c4e121dcd8d0773037c27de418adef4977498000b0d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcpserverdemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "be6c5cbbb7550b33eec3c4e121dcd8d0773037c27de418adef4977498000b0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be6c5cbbb7550b33eec3c4e121dcd8d0773037c27de418adef4977498000b0d5", kill_on_drop: false }`
[INFO] [stdout] be6c5cbbb7550b33eec3c4e121dcd8d0773037c27de418adef4977498000b0d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e616d992810bcea3007c4aa9b62b84e68e413ea336463a06af2c0782d4a9da23
[INFO] running `Command { std: "docker" "start" "-a" "e616d992810bcea3007c4aa9b62b84e68e413ea336463a06af2c0782d4a9da23", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcpserverdemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "e616d992810bcea3007c4aa9b62b84e68e413ea336463a06af2c0782d4a9da23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e616d992810bcea3007c4aa9b62b84e68e413ea336463a06af2c0782d4a9da23", kill_on_drop: false }`
[INFO] [stdout] e616d992810bcea3007c4aa9b62b84e68e413ea336463a06af2c0782d4a9da23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e95b29a1ad5fc104b2a7719abcb860114abf0a17570661214137a90bd94cb86
[INFO] running `Command { std: "docker" "start" "-a" "6e95b29a1ad5fc104b2a7719abcb860114abf0a17570661214137a90bd94cb86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.54s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcpserverdemo-2b2153aeb9f7119f)
[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" "6e95b29a1ad5fc104b2a7719abcb860114abf0a17570661214137a90bd94cb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e95b29a1ad5fc104b2a7719abcb860114abf0a17570661214137a90bd94cb86", kill_on_drop: false }`
[INFO] [stdout] 6e95b29a1ad5fc104b2a7719abcb860114abf0a17570661214137a90bd94cb86