[INFO] cloning repository https://github.com/thbar/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thbar/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthbar%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthbar%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 568340b7d0b83ba2faa7a16126a4ea78f4e47962
[INFO] testing thbar/rust-playground against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthbar%2Frust-playground" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thbar/rust-playground 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/thbar/rust-playground
[INFO] finished tweaking git repo https://github.com/thbar/rust-playground
[INFO] tweaked toml for git repo https://github.com/thbar/rust-playground written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/thbar/rust-playground 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] ca74b5a64d456f391a1a8365f1ce5e6ca2614fa0013c7d6d91479a19de9f59a8
[INFO] running `Command { std: "docker" "start" "-a" "ca74b5a64d456f391a1a8365f1ce5e6ca2614fa0013c7d6d91479a19de9f59a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca74b5a64d456f391a1a8365f1ce5e6ca2614fa0013c7d6d91479a19de9f59a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca74b5a64d456f391a1a8365f1ce5e6ca2614fa0013c7d6d91479a19de9f59a8", kill_on_drop: false }`
[INFO] [stdout] ca74b5a64d456f391a1a8365f1ce5e6ca2614fa0013c7d6d91479a19de9f59a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] c0df03c17d58a846ab3b6218c5e009998ec4b0ce325ea8ade4b06046ddf1c392
[INFO] running `Command { std: "docker" "start" "-a" "c0df03c17d58a846ab3b6218c5e009998ec4b0ce325ea8ade4b06046ddf1c392", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "c0df03c17d58a846ab3b6218c5e009998ec4b0ce325ea8ade4b06046ddf1c392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0df03c17d58a846ab3b6218c5e009998ec4b0ce325ea8ade4b06046ddf1c392", kill_on_drop: false }`
[INFO] [stdout] c0df03c17d58a846ab3b6218c5e009998ec4b0ce325ea8ade4b06046ddf1c392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 30dafcf890a459a4a2687b79a104f889a8cceb4102d77e4c630e031f6077898e
[INFO] running `Command { std: "docker" "start" "-a" "30dafcf890a459a4a2687b79a104f889a8cceb4102d77e4c630e031f6077898e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/half_hour.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:170:10
[INFO] [stdout]     |
[INFO] [stdout] 170 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:196:10
[INFO] [stdout]     |
[INFO] [stdout] 196 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:202:10
[INFO] [stdout]     |
[INFO] [stdout] 202 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:216:10
[INFO] [stdout]     |
[INFO] [stdout] 216 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "30dafcf890a459a4a2687b79a104f889a8cceb4102d77e4c630e031f6077898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30dafcf890a459a4a2687b79a104f889a8cceb4102d77e4c630e031f6077898e", kill_on_drop: false }`
[INFO] [stdout] 30dafcf890a459a4a2687b79a104f889a8cceb4102d77e4c630e031f6077898e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] e952161bcf3e3a7b84fbe89187b606e361cab9ca38abf16d6f742a576023976b
[INFO] running `Command { std: "docker" "start" "-a" "e952161bcf3e3a7b84fbe89187b606e361cab9ca38abf16d6f742a576023976b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/half_hour.rs:101:10
[INFO] [stderr]     |
[INFO] [stderr] 101 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:166:10
[INFO] [stderr]     |
[INFO] [stderr] 166 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:170:10
[INFO] [stderr]     |
[INFO] [stderr] 170 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:196:10
[INFO] [stderr]     |
[INFO] [stderr] 196 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:202:10
[INFO] [stderr]     |
[INFO] [stderr] 202 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:216:10
[INFO] [stderr]     |
[INFO] [stderr] 216 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_playground-ebb37a86b2339f16)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test half_hour::half_hour::calls ... ok
[INFO] [stdout] test half_hour::half_hour::assignments ... ok
[INFO] [stdout] test half_hour::half_hour::control ... ok
[INFO] [stdout] test half_hour::half_hour::structs ... ok
[INFO] [stdout] test half_hour::half_hour::tuples ... ok
[INFO] [stdout] test tests::array ... ok
[INFO] [stdout] test tests::check_struct ... ok
[INFO] [stdout] test tests::formatter_print_for_struct ... ok
[INFO] [stdout] test tests::matrix_transpose ... ok
[INFO] [stdout] test tests::primitives ... ok
[INFO] [stdout] test tests::printing_struct ... ok
[INFO] [stdout] test tests::rect_area ... ok
[INFO] [stdout] test tests::square ... ok
[INFO] [stdout] test tests::tuple ... ok
[INFO] [stdout] test half_hour::half_hour::blocks ... ok
[INFO] [stdout] test half_hour::half_hour::vec ... ok
[INFO] [stdout] test tests::formatted_print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-playground
[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" "e952161bcf3e3a7b84fbe89187b606e361cab9ca38abf16d6f742a576023976b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e952161bcf3e3a7b84fbe89187b606e361cab9ca38abf16d6f742a576023976b", kill_on_drop: false }`
[INFO] [stdout] e952161bcf3e3a7b84fbe89187b606e361cab9ca38abf16d6f742a576023976b