[INFO] cloning repository https://github.com/masinc/nlp100-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masinc/nlp100-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasinc%2Fnlp100-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasinc%2Fnlp100-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c4fa9ddc21ff46b00aa4d55a93113fa9c0ede2c8 [INFO] testing masinc/nlp100-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasinc%2Fnlp100-rust" "/workspace/builds/worker-99/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/masinc/nlp100-rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/masinc/nlp100-rust [INFO] finished tweaking git repo https://github.com/masinc/nlp100-rust [INFO] tweaked toml for git repo https://github.com/masinc/nlp100-rust written to /workspace/builds/worker-99/source/Cargo.toml [INFO] crate git repo https://github.com/masinc/nlp100-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb3ba092ba9f709e9cdfe677caed653d05da9809c0033f0eceedab126fbfd7be [INFO] running `Command { std: "docker" "start" "-a" "cb3ba092ba9f709e9cdfe677caed653d05da9809c0033f0eceedab126fbfd7be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb3ba092ba9f709e9cdfe677caed653d05da9809c0033f0eceedab126fbfd7be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb3ba092ba9f709e9cdfe677caed653d05da9809c0033f0eceedab126fbfd7be", kill_on_drop: false }` [INFO] [stdout] cb3ba092ba9f709e9cdfe677caed653d05da9809c0033f0eceedab126fbfd7be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6d7f1589e6ba411de2ecd756df9d6103378d70562a273d1a60c615e20c4b9e0 [INFO] running `Command { std: "docker" "start" "-a" "a6d7f1589e6ba411de2ecd756df9d6103378d70562a273d1a60c615e20c4b9e0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling thiserror v1.0.25 [INFO] [stderr] Compiling nlp100-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/ch01/problem06.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | x: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/ch01/problem06.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | y: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `union` [INFO] [stdout] --> src/ch01/problem06.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | union: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `product` [INFO] [stdout] --> src/ch01/problem06.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | product: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `difference` [INFO] [stdout] --> src/ch01/problem06.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | difference: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.76s [INFO] running `Command { std: "docker" "inspect" "a6d7f1589e6ba411de2ecd756df9d6103378d70562a273d1a60c615e20c4b9e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6d7f1589e6ba411de2ecd756df9d6103378d70562a273d1a60c615e20c4b9e0", kill_on_drop: false }` [INFO] [stdout] a6d7f1589e6ba411de2ecd756df9d6103378d70562a273d1a60c615e20c4b9e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 739e46fa0b4a7e4b1e838cf88c1655c54efb8a9604c518891cb3d06abdd44498 [INFO] running `Command { std: "docker" "start" "-a" "739e46fa0b4a7e4b1e838cf88c1655c54efb8a9604c518891cb3d06abdd44498", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling nlp100-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.29s [INFO] running `Command { std: "docker" "inspect" "739e46fa0b4a7e4b1e838cf88c1655c54efb8a9604c518891cb3d06abdd44498", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "739e46fa0b4a7e4b1e838cf88c1655c54efb8a9604c518891cb3d06abdd44498", kill_on_drop: false }` [INFO] [stdout] 739e46fa0b4a7e4b1e838cf88c1655c54efb8a9604c518891cb3d06abdd44498 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8766770ab352f90db22676f852404ca9e786521b85700bd1f51bf49d071fc100 [INFO] running `Command { std: "docker" "start" "-a" "8766770ab352f90db22676f852404ca9e786521b85700bd1f51bf49d071fc100", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.36s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/nlp100_rust-9356e7d634756ad6) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test ch01::problem00::tests::test ... ok [INFO] [stdout] test ch01::problem02::tests::test ... ok [INFO] [stdout] test ch01::problem03::tests::test ... ok [INFO] [stdout] test ch01::problem01::tests::test ... ok [INFO] [stdout] test ch01::problem05::tests::test ... ok [INFO] [stdout] test ch01::problem04::tests::test ... ok [INFO] [stdout] test ch01::problem07::tests::test ... ok [INFO] [stdout] test ch01::problem08::tests::test ... ok [INFO] [stdout] test ch01::problem06::tests::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8766770ab352f90db22676f852404ca9e786521b85700bd1f51bf49d071fc100", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8766770ab352f90db22676f852404ca9e786521b85700bd1f51bf49d071fc100", kill_on_drop: false }` [INFO] [stdout] 8766770ab352f90db22676f852404ca9e786521b85700bd1f51bf49d071fc100