[INFO] cloning repository https://github.com/rhemm23/chat-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rhemm23/chat-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhemm23%2Fchat-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhemm23%2Fchat-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d91a807b681f3952b05fe9397d77c48325ec9f40
[INFO] testing rhemm23/chat-server against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhemm23%2Fchat-server" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rhemm23/chat-server on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rhemm23/chat-server
[INFO] finished tweaking git repo https://github.com/rhemm23/chat-server
[INFO] tweaked toml for git repo https://github.com/rhemm23/chat-server written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/rhemm23/chat-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9aa31d440cc9f967ee352fc7da19e31bb3580a5245b58172aa3ff0dce551cc2
[INFO] running `Command { std: "docker" "start" "-a" "e9aa31d440cc9f967ee352fc7da19e31bb3580a5245b58172aa3ff0dce551cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9aa31d440cc9f967ee352fc7da19e31bb3580a5245b58172aa3ff0dce551cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9aa31d440cc9f967ee352fc7da19e31bb3580a5245b58172aa3ff0dce551cc2", kill_on_drop: false }`
[INFO] [stdout] e9aa31d440cc9f967ee352fc7da19e31bb3580a5245b58172aa3ff0dce551cc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 638e7b178e8a8fa367fd2628db20aeee89e19d9b16abc810e292827275c82ead
[INFO] running `Command { std: "docker" "start" "-a" "638e7b178e8a8fa367fd2628db20aeee89e19d9b16abc810e292827275c82ead", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ Read, Write };
[INFO] [stdout]   |                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.74s
[INFO] running `Command { std: "docker" "inspect" "638e7b178e8a8fa367fd2628db20aeee89e19d9b16abc810e292827275c82ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "638e7b178e8a8fa367fd2628db20aeee89e19d9b16abc810e292827275c82ead", kill_on_drop: false }`
[INFO] [stdout] 638e7b178e8a8fa367fd2628db20aeee89e19d9b16abc810e292827275c82ead
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33bf1f98d789f86de78c9c84f772a9034ab58c25e55b549794f38a1c372e8011
[INFO] running `Command { std: "docker" "start" "-a" "33bf1f98d789f86de78c9c84f772a9034ab58c25e55b549794f38a1c372e8011", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ Read, Write };
[INFO] [stdout]   |                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/chat-3ceaf79612058ac6)
[INFO] running `Command { std: "docker" "inspect" "33bf1f98d789f86de78c9c84f772a9034ab58c25e55b549794f38a1c372e8011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33bf1f98d789f86de78c9c84f772a9034ab58c25e55b549794f38a1c372e8011", kill_on_drop: false }`
[INFO] [stdout] 33bf1f98d789f86de78c9c84f772a9034ab58c25e55b549794f38a1c372e8011
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35bfcb590149df8d630ae48fd1bcded306b4ede894f09829462111e80c82bb31
[INFO] running `Command { std: "docker" "start" "-a" "35bfcb590149df8d630ae48fd1bcded306b4ede894f09829462111e80c82bb31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/main.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{ Read, Write };
[INFO] [stderr]   |                ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chat` (bin "chat" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chat-3ceaf79612058ac6)
[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" "35bfcb590149df8d630ae48fd1bcded306b4ede894f09829462111e80c82bb31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35bfcb590149df8d630ae48fd1bcded306b4ede894f09829462111e80c82bb31", kill_on_drop: false }`
[INFO] [stdout] 35bfcb590149df8d630ae48fd1bcded306b4ede894f09829462111e80c82bb31