[INFO] cloning repository https://github.com/fhiroki/rust_word_count [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fhiroki/rust_word_count" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffhiroki%2Frust_word_count", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffhiroki%2Frust_word_count'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 02c6426140e1f0134e368db6eed111c18992ffc0 [INFO] testing fhiroki/rust_word_count against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffhiroki%2Frust_word_count" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fhiroki/rust_word_count on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fhiroki/rust_word_count [INFO] finished tweaking git repo https://github.com/fhiroki/rust_word_count [INFO] tweaked toml for git repo https://github.com/fhiroki/rust_word_count written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/fhiroki/rust_word_count already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e2538d32bab70a88d456706dde6ad4803156b947acd369ed1cf2d7d957efa10c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e2538d32bab70a88d456706dde6ad4803156b947acd369ed1cf2d7d957efa10c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2538d32bab70a88d456706dde6ad4803156b947acd369ed1cf2d7d957efa10c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2538d32bab70a88d456706dde6ad4803156b947acd369ed1cf2d7d957efa10c", kill_on_drop: false }` [INFO] [stdout] e2538d32bab70a88d456706dde6ad4803156b947acd369ed1cf2d7d957efa10c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9b1f9c39c0cc819e5f41e05f2c99d3c9caac3185e19ba3aafd5089cb74f06975 [INFO] running `Command { std: "docker" "start" "-a" "9b1f9c39c0cc819e5f41e05f2c99d3c9caac3185e19ba3aafd5089cb74f06975", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling fhiroki-bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message contains braces [INFO] [stdout] --> src/main.rs:18:50 [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("invalid option: select from {char, word, line}") [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] help: add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("{}", "invalid option: select from {char, word, line}") [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.54s [INFO] running `Command { std: "docker" "inspect" "9b1f9c39c0cc819e5f41e05f2c99d3c9caac3185e19ba3aafd5089cb74f06975", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b1f9c39c0cc819e5f41e05f2c99d3c9caac3185e19ba3aafd5089cb74f06975", kill_on_drop: false }` [INFO] [stdout] 9b1f9c39c0cc819e5f41e05f2c99d3c9caac3185e19ba3aafd5089cb74f06975 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 487243ea931f613d3503745daf3b883e8f3d50566d4972a42ffd1253b8fba6a3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "487243ea931f613d3503745daf3b883e8f3d50566d4972a42ffd1253b8fba6a3", kill_on_drop: false }` [INFO] [stderr] Compiling fhiroki-bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message contains braces [INFO] [stdout] --> src/main.rs:18:50 [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("invalid option: select from {char, word, line}") [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] help: add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("{}", "invalid option: select from {char, word, line}") [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "487243ea931f613d3503745daf3b883e8f3d50566d4972a42ffd1253b8fba6a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "487243ea931f613d3503745daf3b883e8f3d50566d4972a42ffd1253b8fba6a3", kill_on_drop: false }` [INFO] [stdout] 487243ea931f613d3503745daf3b883e8f3d50566d4972a42ffd1253b8fba6a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2104fd65667dfb1bd30c5c624f1acf5998716b75028adf04035f3e5c63dcd0eb [INFO] running `Command { std: "docker" "start" "-a" "2104fd65667dfb1bd30c5c624f1acf5998716b75028adf04035f3e5c63dcd0eb", kill_on_drop: false }` [INFO] [stderr] warning: panic message contains braces [INFO] [stderr] --> src/main.rs:18:50 [INFO] [stderr] | [INFO] [stderr] 18 | _ => panic!("invalid option: select from {char, word, line}") [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stderr] help: add a "{}" format string to use the message literally [INFO] [stderr] | [INFO] [stderr] 18 | _ => panic!("{}", "invalid option: select from {char, word, line}") [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `fhiroki-bicycle-book-wordcount` (bin "fhiroki-bicycle-book-wordcount" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fhiroki_bicycle_book_wordcount-73f16a05323dcb6c) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::word_count_works2 ... ok [INFO] [stdout] test test::word_count_works ... ok [INFO] [stdout] test test::word_count_works3 ... ok [INFO] [stdout] test test::word_count_do_not_contain_unknown_words - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fhiroki_bicycle_book_wordcount-a3354abf83f72df1) [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] Doc-tests fhiroki-bicycle-book-wordcount [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - count (line 36) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2104fd65667dfb1bd30c5c624f1acf5998716b75028adf04035f3e5c63dcd0eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2104fd65667dfb1bd30c5c624f1acf5998716b75028adf04035f3e5c63dcd0eb", kill_on_drop: false }` [INFO] [stdout] 2104fd65667dfb1bd30c5c624f1acf5998716b75028adf04035f3e5c63dcd0eb