[INFO] cloning repository https://github.com/mokkalokka/nettverksprogrammering
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mokkalokka/nettverksprogrammering" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmokkalokka%2Fnettverksprogrammering", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmokkalokka%2Fnettverksprogrammering'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03923ca0a54bf90472b2de04b59f6b72b30f1d99
[INFO] testing mokkalokka/nettverksprogrammering against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmokkalokka%2Fnettverksprogrammering" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mokkalokka/nettverksprogrammering 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/mokkalokka/nettverksprogrammering
[INFO] finished tweaking git repo https://github.com/mokkalokka/nettverksprogrammering
[INFO] tweaked toml for git repo https://github.com/mokkalokka/nettverksprogrammering written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mokkalokka/nettverksprogrammering 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 805cabb58011c2c1b3c6643dbefcf7b132ca9dd225c9612b8eeae805bd2c262c
[INFO] running `Command { std: "docker" "start" "-a" "805cabb58011c2c1b3c6643dbefcf7b132ca9dd225c9612b8eeae805bd2c262c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "805cabb58011c2c1b3c6643dbefcf7b132ca9dd225c9612b8eeae805bd2c262c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805cabb58011c2c1b3c6643dbefcf7b132ca9dd225c9612b8eeae805bd2c262c", kill_on_drop: false }`
[INFO] [stdout] 805cabb58011c2c1b3c6643dbefcf7b132ca9dd225c9612b8eeae805bd2c262c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9470328115da735c1d4c34c38daf3421eda924e86b6ccbafb0f729201c9cb40c
[INFO] running `Command { std: "docker" "start" "-a" "9470328115da735c1d4c34c38daf3421eda924e86b6ccbafb0f729201c9cb40c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling read_input v0.8.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling nettverksprogrammering v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]  --> src/exercises/o2.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn task() { println!("Task Executed") };
[INFO] [stdout]   |                                            ^ help: remove this semicolon
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(redundant_semicolons)]` 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 5.46s
[INFO] running `Command { std: "docker" "inspect" "9470328115da735c1d4c34c38daf3421eda924e86b6ccbafb0f729201c9cb40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9470328115da735c1d4c34c38daf3421eda924e86b6ccbafb0f729201c9cb40c", kill_on_drop: false }`
[INFO] [stdout] 9470328115da735c1d4c34c38daf3421eda924e86b6ccbafb0f729201c9cb40c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1e8c5feb72c2c5facef214fec74a05b8c0d269cdbe125e10524e2dd922404381
[INFO] running `Command { std: "docker" "start" "-a" "1e8c5feb72c2c5facef214fec74a05b8c0d269cdbe125e10524e2dd922404381", kill_on_drop: false }`
[INFO] [stderr]    Compiling nettverksprogrammering v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]  --> src/exercises/o2.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn task() { println!("Task Executed") };
[INFO] [stdout]   |                                            ^ help: remove this semicolon
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(redundant_semicolons)]` 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 0.69s
[INFO] running `Command { std: "docker" "inspect" "1e8c5feb72c2c5facef214fec74a05b8c0d269cdbe125e10524e2dd922404381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8c5feb72c2c5facef214fec74a05b8c0d269cdbe125e10524e2dd922404381", kill_on_drop: false }`
[INFO] [stdout] 1e8c5feb72c2c5facef214fec74a05b8c0d269cdbe125e10524e2dd922404381
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 282ee66fedecc738793fecea0bb2b4d3a05cc7565324a65dfc1cf11aa4019abb
[INFO] running `Command { std: "docker" "start" "-a" "282ee66fedecc738793fecea0bb2b4d3a05cc7565324a65dfc1cf11aa4019abb", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]  --> src/exercises/o2.rs:6:44
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn task() { println!("Task Executed") };
[INFO] [stderr]   |                                            ^ help: remove this semicolon
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nettverksprogrammering` (bin "nettverksprogrammering" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nettverksprogrammering-b4f6e0cfcdc23085)
[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" "282ee66fedecc738793fecea0bb2b4d3a05cc7565324a65dfc1cf11aa4019abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282ee66fedecc738793fecea0bb2b4d3a05cc7565324a65dfc1cf11aa4019abb", kill_on_drop: false }`
[INFO] [stdout] 282ee66fedecc738793fecea0bb2b4d3a05cc7565324a65dfc1cf11aa4019abb