[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 master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffhiroki%2Frust_word_count" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fhiroki/rust_word_count 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/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-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6803440d0910ad5008ccc5011f2b1ee655697ef9240f0d64765686d1090e863c [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" "6803440d0910ad5008ccc5011f2b1ee655697ef9240f0d64765686d1090e863c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6803440d0910ad5008ccc5011f2b1ee655697ef9240f0d64765686d1090e863c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6803440d0910ad5008ccc5011f2b1ee655697ef9240f0d64765686d1090e863c", kill_on_drop: false }` [INFO] [stdout] 6803440d0910ad5008ccc5011f2b1ee655697ef9240f0d64765686d1090e863c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e894c5e335ef7b34e5470a7aefb2830f3fcc79cf58a9f6d97efd389274734184 [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" "e894c5e335ef7b34e5470a7aefb2830f3fcc79cf58a9f6d97efd389274734184", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling thread_local v1.0.1 [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 15.40s [INFO] running `Command { std: "docker" "inspect" "e894c5e335ef7b34e5470a7aefb2830f3fcc79cf58a9f6d97efd389274734184", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e894c5e335ef7b34e5470a7aefb2830f3fcc79cf58a9f6d97efd389274734184", kill_on_drop: false }` [INFO] [stdout] e894c5e335ef7b34e5470a7aefb2830f3fcc79cf58a9f6d97efd389274734184 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--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] 9c3c9954e91502edd088d770a5aa5a8ac1c5270cc8b27259eecccaf5363e2bb2 [INFO] running `Command { std: "docker" "start" "-a" "9c3c9954e91502edd088d770a5aa5a8ac1c5270cc8b27259eecccaf5363e2bb2", 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 1.96s [INFO] running `Command { std: "docker" "inspect" "9c3c9954e91502edd088d770a5aa5a8ac1c5270cc8b27259eecccaf5363e2bb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c3c9954e91502edd088d770a5aa5a8ac1c5270cc8b27259eecccaf5363e2bb2", kill_on_drop: false }` [INFO] [stdout] 9c3c9954e91502edd088d770a5aa5a8ac1c5270cc8b27259eecccaf5363e2bb2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 651d156975939460c2c9d9da266e723eb0fcffd940115c36ceb07d19bc43bca7 [INFO] running `Command { std: "docker" "start" "-a" "651d156975939460c2c9d9da266e723eb0fcffd940115c36ceb07d19bc43bca7", 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 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fhiroki_bicycle_book_wordcount-2a09c11b3733d2f1) [INFO] [stdout] running 4 tests [INFO] [stdout] test test::word_count_works2 ... 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] test test::word_count_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [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 unittests (/opt/rustwide/target/debug/deps/fhiroki_bicycle_book_wordcount-dc80ff30a87e80c6) [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 1.68s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "651d156975939460c2c9d9da266e723eb0fcffd940115c36ceb07d19bc43bca7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "651d156975939460c2c9d9da266e723eb0fcffd940115c36ceb07d19bc43bca7", kill_on_drop: false }` [INFO] [stdout] 651d156975939460c2c9d9da266e723eb0fcffd940115c36ceb07d19bc43bca7