[INFO] cloning repository https://github.com/Tmplt/d7018e-assignment3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tmplt/d7018e-assignment3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTmplt%2Fd7018e-assignment3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTmplt%2Fd7018e-assignment3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92eb630c6ba0be093107cea7c739824dfe819f43
[INFO] testing Tmplt/d7018e-assignment3 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTmplt%2Fd7018e-assignment3" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tmplt/d7018e-assignment3 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tmplt/d7018e-assignment3
[INFO] finished tweaking git repo https://github.com/Tmplt/d7018e-assignment3
[INFO] tweaked toml for git repo https://github.com/Tmplt/d7018e-assignment3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Tmplt/d7018e-assignment3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b61f0157b26a75aa99ec8328ec67d91900d7ace8790732bf2eacfe93790a0bb4
[INFO] running `Command { std: "docker" "start" "-a" "b61f0157b26a75aa99ec8328ec67d91900d7ace8790732bf2eacfe93790a0bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b61f0157b26a75aa99ec8328ec67d91900d7ace8790732bf2eacfe93790a0bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61f0157b26a75aa99ec8328ec67d91900d7ace8790732bf2eacfe93790a0bb4", kill_on_drop: false }`
[INFO] [stdout] b61f0157b26a75aa99ec8328ec67d91900d7ace8790732bf2eacfe93790a0bb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 114974c5382e56b770777e3a66f33f29e8d66fb157b1c3a9c4a389b60e19c3cf
[INFO] running `Command { std: "docker" "start" "-a" "114974c5382e56b770777e3a66f33f29e8d66fb157b1c3a9c4a389b60e19c3cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling d7018e-assign3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `abc`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let abc: [u32; 4] = [
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_abc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.30s
[INFO] running `Command { std: "docker" "inspect" "114974c5382e56b770777e3a66f33f29e8d66fb157b1c3a9c4a389b60e19c3cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "114974c5382e56b770777e3a66f33f29e8d66fb157b1c3a9c4a389b60e19c3cf", kill_on_drop: false }`
[INFO] [stdout] 114974c5382e56b770777e3a66f33f29e8d66fb157b1c3a9c4a389b60e19c3cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e98019b5a4a1ba246cd193fb21eda840748ee5e65c7f732cc8031492ce2618a5
[INFO] running `Command { std: "docker" "start" "-a" "e98019b5a4a1ba246cd193fb21eda840748ee5e65c7f732cc8031492ce2618a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling d7018e-assign3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `abc`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let abc: [u32; 4] = [
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_abc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.52s
[INFO] running `Command { std: "docker" "inspect" "e98019b5a4a1ba246cd193fb21eda840748ee5e65c7f732cc8031492ce2618a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98019b5a4a1ba246cd193fb21eda840748ee5e65c7f732cc8031492ce2618a5", kill_on_drop: false }`
[INFO] [stdout] e98019b5a4a1ba246cd193fb21eda840748ee5e65c7f732cc8031492ce2618a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7ea34d6b1323924f7f2c875eda878512c8daebcd169f018ef955c6a7a9e4366
[INFO] running `Command { std: "docker" "start" "-a" "c7ea34d6b1323924f7f2c875eda878512c8daebcd169f018ef955c6a7a9e4366", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `abc`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 37 |     let abc: [u32; 4] = [
[INFO] [stdout] 
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_abc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/d7018e_assign3-791f85ca2855cec0)
[INFO] running `Command { std: "docker" "inspect" "c7ea34d6b1323924f7f2c875eda878512c8daebcd169f018ef955c6a7a9e4366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ea34d6b1323924f7f2c875eda878512c8daebcd169f018ef955c6a7a9e4366", kill_on_drop: false }`
[INFO] [stdout] c7ea34d6b1323924f7f2c875eda878512c8daebcd169f018ef955c6a7a9e4366