[INFO] cloning repository https://github.com/crystalynliu/rust-example-tcp-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crystalynliu/rust-example-tcp-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrystalynliu%2Frust-example-tcp-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrystalynliu%2Frust-example-tcp-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5622dcfbb594a93eec39f4355c27cd39a136208d
[INFO] testing crystalynliu/rust-example-tcp-server against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrystalynliu%2Frust-example-tcp-server" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/crystalynliu/rust-example-tcp-server 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/crystalynliu/rust-example-tcp-server
[INFO] finished tweaking git repo https://github.com/crystalynliu/rust-example-tcp-server
[INFO] tweaked toml for git repo https://github.com/crystalynliu/rust-example-tcp-server written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/crystalynliu/rust-example-tcp-server 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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 1441115cfbe6ba89450326064b4e4be604d8ea0a80d8924729f4cf63015574e8
[INFO] running `Command { std: "docker" "start" "-a" "1441115cfbe6ba89450326064b4e4be604d8ea0a80d8924729f4cf63015574e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1441115cfbe6ba89450326064b4e4be604d8ea0a80d8924729f4cf63015574e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1441115cfbe6ba89450326064b4e4be604d8ea0a80d8924729f4cf63015574e8", kill_on_drop: false }`
[INFO] [stdout] 1441115cfbe6ba89450326064b4e4be604d8ea0a80d8924729f4cf63015574e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 98cfb5c5846c24f8722a14d98c50b0b547412db40ccfe8d0460e4cd1c67ea287
[INFO] running `Command { std: "docker" "start" "-a" "98cfb5c5846c24f8722a14d98c50b0b547412db40ccfe8d0460e4cd1c67ea287", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "98cfb5c5846c24f8722a14d98c50b0b547412db40ccfe8d0460e4cd1c67ea287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98cfb5c5846c24f8722a14d98c50b0b547412db40ccfe8d0460e4cd1c67ea287", kill_on_drop: false }`
[INFO] [stdout] 98cfb5c5846c24f8722a14d98c50b0b547412db40ccfe8d0460e4cd1c67ea287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] ea97393a1d380dc7f298da48a154684dd4b85bf204ee0867f6e2ea348b64b02f
[INFO] running `Command { std: "docker" "start" "-a" "ea97393a1d380dc7f298da48a154684dd4b85bf204ee0867f6e2ea348b64b02f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "ea97393a1d380dc7f298da48a154684dd4b85bf204ee0867f6e2ea348b64b02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea97393a1d380dc7f298da48a154684dd4b85bf204ee0867f6e2ea348b64b02f", kill_on_drop: false }`
[INFO] [stdout] ea97393a1d380dc7f298da48a154684dd4b85bf204ee0867f6e2ea348b64b02f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] ca6d5d5aedce31dbef688539a7679b1381d2b9328a98fd2c17804823fa9fba95
[INFO] running `Command { std: "docker" "start" "-a" "ca6d5d5aedce31dbef688539a7679b1381d2b9328a98fd2c17804823fa9fba95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.64s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_server-87d618c6e6a85b6c)
[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" "ca6d5d5aedce31dbef688539a7679b1381d2b9328a98fd2c17804823fa9fba95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca6d5d5aedce31dbef688539a7679b1381d2b9328a98fd2c17804823fa9fba95", kill_on_drop: false }`
[INFO] [stdout] ca6d5d5aedce31dbef688539a7679b1381d2b9328a98fd2c17804823fa9fba95