[INFO] cloning repository https://github.com/robroyx3m/D7018_Task3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robroyx3m/D7018_Task3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobroyx3m%2FD7018_Task3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobroyx3m%2FD7018_Task3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de50be114aa191645b7e7cf37c3ffbf44176c1df
[INFO] testing robroyx3m/D7018_Task3 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobroyx3m%2FD7018_Task3" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robroyx3m/D7018_Task3 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/robroyx3m/D7018_Task3
[INFO] finished tweaking git repo https://github.com/robroyx3m/D7018_Task3
[INFO] tweaked toml for git repo https://github.com/robroyx3m/D7018_Task3 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/robroyx3m/D7018_Task3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 515419bed8cc9343c92ce12e455b3d44d96fa1bd116968acf1806616036d0724
[INFO] running `Command { std: "docker" "start" "-a" "515419bed8cc9343c92ce12e455b3d44d96fa1bd116968acf1806616036d0724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "515419bed8cc9343c92ce12e455b3d44d96fa1bd116968acf1806616036d0724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515419bed8cc9343c92ce12e455b3d44d96fa1bd116968acf1806616036d0724", kill_on_drop: false }`
[INFO] [stdout] 515419bed8cc9343c92ce12e455b3d44d96fa1bd116968acf1806616036d0724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 40a4482cd3425b0d6899fa2b5e76a8ae80987c8f37e35bf3e2305f8353bbeeb3
[INFO] running `Command { std: "docker" "start" "-a" "40a4482cd3425b0d6899fa2b5e76a8ae80987c8f37e35bf3e2305f8353bbeeb3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assignment_3a v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:205:17
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut r: u32;; 
[INFO] [stdout]     |                    ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.20s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40a4482cd3425b0d6899fa2b5e76a8ae80987c8f37e35bf3e2305f8353bbeeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a4482cd3425b0d6899fa2b5e76a8ae80987c8f37e35bf3e2305f8353bbeeb3", kill_on_drop: false }`
[INFO] [stdout] 40a4482cd3425b0d6899fa2b5e76a8ae80987c8f37e35bf3e2305f8353bbeeb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 8f81aff34eb3116216af762cb91b4ccce908825af9031ebbabecb33d97075553
[INFO] running `Command { std: "docker" "start" "-a" "8f81aff34eb3116216af762cb91b4ccce908825af9031ebbabecb33d97075553", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assignment_3a v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:205:17
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut r: u32;; 
[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 1.55s
[INFO] running `Command { std: "docker" "inspect" "8f81aff34eb3116216af762cb91b4ccce908825af9031ebbabecb33d97075553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f81aff34eb3116216af762cb91b4ccce908825af9031ebbabecb33d97075553", kill_on_drop: false }`
[INFO] [stdout] 8f81aff34eb3116216af762cb91b4ccce908825af9031ebbabecb33d97075553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] ecaed26c5d92b62ea4d567d80caf11d1e524acf1d85cdfdb7d2e0922bbe8cad1
[INFO] running `Command { std: "docker" "start" "-a" "ecaed26c5d92b62ea4d567d80caf11d1e524acf1d85cdfdb7d2e0922bbe8cad1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/main.rs:205:17
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut r: u32;; 
[INFO] [stderr]     |                    ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `assignment_3a` (bin "assignment_3a" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assignment_3a-4de6f84a41a8beca)
[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" "ecaed26c5d92b62ea4d567d80caf11d1e524acf1d85cdfdb7d2e0922bbe8cad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecaed26c5d92b62ea4d567d80caf11d1e524acf1d85cdfdb7d2e0922bbe8cad1", kill_on_drop: false }`
[INFO] [stdout] ecaed26c5d92b62ea4d567d80caf11d1e524acf1d85cdfdb7d2e0922bbe8cad1