[INFO] cloning repository https://github.com/hqweay/rust-lang-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hqweay/rust-lang-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhqweay%2Frust-lang-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhqweay%2Frust-lang-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2e37a4f14b9f911718c8a65d9ddb00de2e0f232
[INFO] testing hqweay/rust-lang-learn against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhqweay%2Frust-lang-learn" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hqweay/rust-lang-learn on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hqweay/rust-lang-learn
[INFO] finished tweaking git repo https://github.com/hqweay/rust-lang-learn
[INFO] tweaked toml for git repo https://github.com/hqweay/rust-lang-learn written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hqweay/rust-lang-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67f2bb2f421969f1cc55f965e30c1d6413072129fba0d14c539cc9711ee710f2
[INFO] running `Command { std: "docker" "start" "-a" "67f2bb2f421969f1cc55f965e30c1d6413072129fba0d14c539cc9711ee710f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f2bb2f421969f1cc55f965e30c1d6413072129fba0d14c539cc9711ee710f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f2bb2f421969f1cc55f965e30c1d6413072129fba0d14c539cc9711ee710f2", kill_on_drop: false }`
[INFO] [stdout] 67f2bb2f421969f1cc55f965e30c1d6413072129fba0d14c539cc9711ee710f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42a6e5a2abaff26eea4a76a5f4bca6e930dca28a5ed286ee8c5654ff2f0fec8e
[INFO] running `Command { std: "docker" "start" "-a" "42a6e5a2abaff26eea4a76a5f4bca6e930dca28a5ed286ee8c5654ff2f0fec8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "42a6e5a2abaff26eea4a76a5f4bca6e930dca28a5ed286ee8c5654ff2f0fec8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a6e5a2abaff26eea4a76a5f4bca6e930dca28a5ed286ee8c5654ff2f0fec8e", kill_on_drop: false }`
[INFO] [stdout] 42a6e5a2abaff26eea4a76a5f4bca6e930dca28a5ed286ee8c5654ff2f0fec8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 723e0b339265401292fa7f65bcfe21179b238fdb338bccf8cd763736cea8f36e
[INFO] running `Command { std: "docker" "start" "-a" "723e0b339265401292fa7f65bcfe21179b238fdb338bccf8cd763736cea8f36e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `haha`
[INFO] [stdout]   --> tests/test_trait.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let haha = item.divide(2);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_haha`
[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` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "723e0b339265401292fa7f65bcfe21179b238fdb338bccf8cd763736cea8f36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723e0b339265401292fa7f65bcfe21179b238fdb338bccf8cd763736cea8f36e", kill_on_drop: false }`
[INFO] [stdout] 723e0b339265401292fa7f65bcfe21179b238fdb338bccf8cd763736cea8f36e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d997ff25c07a742b778e24d8d14e5a50c8b768e7bfa5123b24b0799c94577566
[INFO] running `Command { std: "docker" "start" "-a" "d997ff25c07a742b778e24d8d14e5a50c8b768e7bfa5123b24b0799c94577566", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `haha`
[INFO] [stderr]   --> tests/test_trait.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let haha = item.divide(2);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_haha`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tiny-grep` (test "test_trait") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tiny_grep-d9e2f2d97bfe0298)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test util::application::tests::run_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tiny_grep-85ca9f45f2768e6b)
[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] [stderr]      Running tests/test_closure.rs (/opt/rustwide/target/debug/deps/test_closure-5c4f91e88d7ab041)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_1 ... ok
[INFO] [stdout] test test_2 ... ok
[INFO] [stdout] test test_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_error.rs (/opt/rustwide/target/debug/deps/test_error-cb4fec078874d9ef)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test ... ok
[INFO] [stdout] test test_unwrap ... ok
[INFO] [stdout] test test_error ... ok
[INFO] [stdout] test test_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_run.rs (/opt/rustwide/target/debug/deps/test_run-f57d820f0608ab28)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: test failed, to rerun pass `--test test_run`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/test_run-f57d820f0608ab28` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness.
[INFO] running `Command { std: "docker" "inspect" "d997ff25c07a742b778e24d8d14e5a50c8b768e7bfa5123b24b0799c94577566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d997ff25c07a742b778e24d8d14e5a50c8b768e7bfa5123b24b0799c94577566", kill_on_drop: false }`
[INFO] [stdout] d997ff25c07a742b778e24d8d14e5a50c8b768e7bfa5123b24b0799c94577566
[INFO] testing hqweay/rust-lang-learn against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhqweay%2Frust-lang-learn" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hqweay/rust-lang-learn on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hqweay/rust-lang-learn
[INFO] finished tweaking git repo https://github.com/hqweay/rust-lang-learn
[INFO] tweaked toml for git repo https://github.com/hqweay/rust-lang-learn written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hqweay/rust-lang-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dbd3f9ac09efc8a6c609a3f7b49443d549da06080f5364401bfe49974d09b23
[INFO] running `Command { std: "docker" "start" "-a" "8dbd3f9ac09efc8a6c609a3f7b49443d549da06080f5364401bfe49974d09b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dbd3f9ac09efc8a6c609a3f7b49443d549da06080f5364401bfe49974d09b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dbd3f9ac09efc8a6c609a3f7b49443d549da06080f5364401bfe49974d09b23", kill_on_drop: false }`
[INFO] [stdout] 8dbd3f9ac09efc8a6c609a3f7b49443d549da06080f5364401bfe49974d09b23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a86d133b0b27bd13edae6c3aaa89329cf211fe8552bd54641d26b2d0f1976ac
[INFO] running `Command { std: "docker" "start" "-a" "1a86d133b0b27bd13edae6c3aaa89329cf211fe8552bd54641d26b2d0f1976ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "1a86d133b0b27bd13edae6c3aaa89329cf211fe8552bd54641d26b2d0f1976ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a86d133b0b27bd13edae6c3aaa89329cf211fe8552bd54641d26b2d0f1976ac", kill_on_drop: false }`
[INFO] [stdout] 1a86d133b0b27bd13edae6c3aaa89329cf211fe8552bd54641d26b2d0f1976ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 817dedd205980334690573ee700b4c385c827200d20630ccfb7cfdd6fc788cf3
[INFO] running `Command { std: "docker" "start" "-a" "817dedd205980334690573ee700b4c385c827200d20630ccfb7cfdd6fc788cf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `haha`
[INFO] [stdout]   --> tests/test_trait.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let haha = item.divide(2);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_haha`
[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` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "817dedd205980334690573ee700b4c385c827200d20630ccfb7cfdd6fc788cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817dedd205980334690573ee700b4c385c827200d20630ccfb7cfdd6fc788cf3", kill_on_drop: false }`
[INFO] [stdout] 817dedd205980334690573ee700b4c385c827200d20630ccfb7cfdd6fc788cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1e80ea68844c090ca6fba71c4cba49d417bbcf40d982eca5fb0a24b77162357
[INFO] running `Command { std: "docker" "start" "-a" "c1e80ea68844c090ca6fba71c4cba49d417bbcf40d982eca5fb0a24b77162357", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `haha`
[INFO] [stderr]   --> tests/test_trait.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let haha = item.divide(2);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_haha`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tiny-grep` (test "test_trait") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tiny_grep-d9e2f2d97bfe0298)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test util::application::tests::run_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tiny_grep-85ca9f45f2768e6b)
[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] [stderr]      Running tests/test_closure.rs (/opt/rustwide/target/debug/deps/test_closure-5c4f91e88d7ab041)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_1 ... ok
[INFO] [stdout] test test_2 ... ok
[INFO] [stdout] test test_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_error.rs (/opt/rustwide/target/debug/deps/test_error-cb4fec078874d9ef)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test ... ok
[INFO] [stdout] test test_error ... ok
[INFO] [stdout] test test_unwrap ... ok
[INFO] [stdout] test test_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_run.rs (/opt/rustwide/target/debug/deps/test_run-f57d820f0608ab28)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: test failed, to rerun pass `--test test_run`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/test_run-f57d820f0608ab28` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness.
[INFO] running `Command { std: "docker" "inspect" "c1e80ea68844c090ca6fba71c4cba49d417bbcf40d982eca5fb0a24b77162357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e80ea68844c090ca6fba71c4cba49d417bbcf40d982eca5fb0a24b77162357", kill_on_drop: false }`
[INFO] [stdout] c1e80ea68844c090ca6fba71c4cba49d417bbcf40d982eca5fb0a24b77162357
