[INFO] cloning repository https://github.com/jimbirthday/rust-tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimbirthday/rust-tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimbirthday%2Frust-tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimbirthday%2Frust-tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2286d57b090d677c9913a135bb4f5c76d422870d
[INFO] testing jimbirthday/rust-tcp 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%2Fjimbirthday%2Frust-tcp" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jimbirthday/rust-tcp 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/jimbirthday/rust-tcp
[INFO] finished tweaking git repo https://github.com/jimbirthday/rust-tcp
[INFO] tweaked toml for git repo https://github.com/jimbirthday/rust-tcp written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/jimbirthday/rust-tcp 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 840c088d65a0c446a84b07de79f97efebec5463f4e35d95a612b7ef93829b1e6
[INFO] running `Command { std: "docker" "start" "-a" "840c088d65a0c446a84b07de79f97efebec5463f4e35d95a612b7ef93829b1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "840c088d65a0c446a84b07de79f97efebec5463f4e35d95a612b7ef93829b1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "840c088d65a0c446a84b07de79f97efebec5463f4e35d95a612b7ef93829b1e6", kill_on_drop: false }`
[INFO] [stdout] 840c088d65a0c446a84b07de79f97efebec5463f4e35d95a612b7ef93829b1e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] a80d3b2d49fdc495e348193d10cd4a120b07e83d99424313178eacaf2c8d6980
[INFO] running `Command { std: "docker" "start" "-a" "a80d3b2d49fdc495e348193d10cd4a120b07e83d99424313178eacaf2c8d6980", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `handle_client`
[INFO] [stdout]  --> src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn handle_client(){
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.52s
[INFO] running `Command { std: "docker" "inspect" "a80d3b2d49fdc495e348193d10cd4a120b07e83d99424313178eacaf2c8d6980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80d3b2d49fdc495e348193d10cd4a120b07e83d99424313178eacaf2c8d6980", kill_on_drop: false }`
[INFO] [stdout] a80d3b2d49fdc495e348193d10cd4a120b07e83d99424313178eacaf2c8d6980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 9fbd3e0e56ed4686c37ca78444ba14b94736c96b2ceecd95378975a8fa18eaae
[INFO] running `Command { std: "docker" "start" "-a" "9fbd3e0e56ed4686c37ca78444ba14b94736c96b2ceecd95378975a8fa18eaae", kill_on_drop: false }`
[INFO] [stdout] warning: function is never used: `handle_client`
[INFO] [stdout]  --> src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn handle_client(){
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust-tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `handle_client`
[INFO] [stdout]  --> src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn handle_client(){
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.38s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_tcp-025d80da515e4421)
[INFO] running `Command { std: "docker" "inspect" "9fbd3e0e56ed4686c37ca78444ba14b94736c96b2ceecd95378975a8fa18eaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbd3e0e56ed4686c37ca78444ba14b94736c96b2ceecd95378975a8fa18eaae", kill_on_drop: false }`
[INFO] [stdout] 9fbd3e0e56ed4686c37ca78444ba14b94736c96b2ceecd95378975a8fa18eaae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 3c3a12a66f6c1ff82f736178b6aaa267fe29176a580856024dd0779370083711
[INFO] running `Command { std: "docker" "start" "-a" "3c3a12a66f6c1ff82f736178b6aaa267fe29176a580856024dd0779370083711", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `handle_client`
[INFO] [stderr]  --> src/lib.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn handle_client(){
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-tcp` (lib) generated 1 warning
[INFO] [stderr] warning: `rust-tcp` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_tcp-025d80da515e4421)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-tcp
[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] [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" "3c3a12a66f6c1ff82f736178b6aaa267fe29176a580856024dd0779370083711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c3a12a66f6c1ff82f736178b6aaa267fe29176a580856024dd0779370083711", kill_on_drop: false }`
[INFO] [stdout] 3c3a12a66f6c1ff82f736178b6aaa267fe29176a580856024dd0779370083711