[INFO] cloning repository https://github.com/mentai-mayo/ryota2357-regex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mentai-mayo/ryota2357-regex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmentai-mayo%2Fryota2357-regex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmentai-mayo%2Fryota2357-regex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c849f106d2d20d6052c21d45eeae8ac7100f829f
[INFO] testing mentai-mayo/ryota2357-regex against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmentai-mayo%2Fryota2357-regex" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mentai-mayo/ryota2357-regex
[INFO] finished tweaking git repo https://github.com/mentai-mayo/ryota2357-regex
[INFO] tweaked toml for git repo https://github.com/mentai-mayo/ryota2357-regex written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mentai-mayo/ryota2357-regex on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mentai-mayo/ryota2357-regex 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1dab0b2d005072239ecfd9c88f4c2d8d8a26955a43de8ca7e7e20969b815bf3
[INFO] running `Command { std: "docker" "start" "-a" "c1dab0b2d005072239ecfd9c88f4c2d8d8a26955a43de8ca7e7e20969b815bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1dab0b2d005072239ecfd9c88f4c2d8d8a26955a43de8ca7e7e20969b815bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1dab0b2d005072239ecfd9c88f4c2d8d8a26955a43de8ca7e7e20969b815bf3", kill_on_drop: false }`
[INFO] [stdout] c1dab0b2d005072239ecfd9c88f4c2d8d8a26955a43de8ca7e7e20969b815bf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 608c5f2b09684b9801a07b3457ee25828a2af643d9b9b36db0a14fbeda4d2a27
[INFO] running `Command { std: "docker" "start" "-a" "608c5f2b09684b9801a07b3457ee25828a2af643d9b9b36db0a14fbeda4d2a27", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryota2357-regex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lexer.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(src: &str) -> Lexer {
[INFO] [stdout]    |                     ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(src: &str) -> Lexer<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "608c5f2b09684b9801a07b3457ee25828a2af643d9b9b36db0a14fbeda4d2a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608c5f2b09684b9801a07b3457ee25828a2af643d9b9b36db0a14fbeda4d2a27", kill_on_drop: false }`
[INFO] [stdout] 608c5f2b09684b9801a07b3457ee25828a2af643d9b9b36db0a14fbeda4d2a27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a095d53f3a81c3484d66cc994869fab53eb856492e022a406eafa8eee9f6000
[INFO] running `Command { std: "docker" "start" "-a" "2a095d53f3a81c3484d66cc994869fab53eb856492e022a406eafa8eee9f6000", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryota2357-regex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lexer.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(src: &str) -> Lexer {
[INFO] [stdout]    |                     ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(src: &str) -> Lexer<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lexer.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(src: &str) -> Lexer {
[INFO] [stdout]    |                     ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(src: &str) -> Lexer<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "2a095d53f3a81c3484d66cc994869fab53eb856492e022a406eafa8eee9f6000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a095d53f3a81c3484d66cc994869fab53eb856492e022a406eafa8eee9f6000", kill_on_drop: false }`
[INFO] [stdout] 2a095d53f3a81c3484d66cc994869fab53eb856492e022a406eafa8eee9f6000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c5b5a9eac968725f076a82fd6025ff8d77083c7aa0b4feea6a7b5a042254bf3
[INFO] running `Command { std: "docker" "start" "-a" "9c5b5a9eac968725f076a82fd6025ff8d77083c7aa0b4feea6a7b5a042254bf3", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lexer.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new(src: &str) -> Lexer {
[INFO] [stderr]    |                     ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new(src: &str) -> Lexer<'_> {
[INFO] [stderr]    |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ryota2357-regex` (lib) generated 1 warning (run `cargo fix --lib -p ryota2357-regex` to apply 1 suggestion)
[INFO] [stderr] warning: `ryota2357-regex` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ryota2357_regex-b8b3b795d093944c)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test automaton::dfa::tests::dfa_context ... ok
[INFO] [stdout] test automaton::dfa::tests::dfa_from_nfa_complex ... ok
[INFO] [stdout] test automaton::dfa::tests::dfa_from_nfa_simple_concat ... ok
[INFO] [stdout] test automaton::nfa::tests::context ... ok
[INFO] [stdout] test automaton::dfa::tests::dfa_from_nfa_simple_union ... ok
[INFO] [stdout] test automaton::dfa::tests::dfa_from_nfa_simple ... ok
[INFO] [stdout] test automaton::dfa::tests::dfa_from_nfa_simple_star ... ok
[INFO] [stdout] test lexer::tests::with_empty ... ok
[INFO] [stdout] test lexer::tests::scan_with_esc ... ok
[INFO] [stdout] test parser::tests::expression ... ok
[INFO] [stdout] test parser::tests::expression2 ... ok
[INFO] [stdout] test parser::tests::fail ... ok
[INFO] [stdout] test parser::tests::from_character_node ... ok
[INFO] [stdout] test parser::tests::from_concat_node ... ok
[INFO] [stdout] test parser::tests::from_empty_node ... ok
[INFO] [stdout] test parser::tests::from_star_node ... ok
[INFO] [stdout] test parser::tests::from_union_node ... ok
[INFO] [stdout] test tests::matches_case4 ... ok
[INFO] [stdout] test tests::matches_case1 ... ok
[INFO] [stdout] test tests::matches_case2 ... ok
[INFO] [stdout] test tests::matches_case3 ... ok
[INFO] [stdout] test tests::matches_case5 ... ok
[INFO] [stdout] test tests::matches_case6 ... ok
[INFO] [stdout] test tests::syntax_error ... ok
[INFO] [stdout] test lexer::tests::scan ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ryota2357_regex
[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" "9c5b5a9eac968725f076a82fd6025ff8d77083c7aa0b4feea6a7b5a042254bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5b5a9eac968725f076a82fd6025ff8d77083c7aa0b4feea6a7b5a042254bf3", kill_on_drop: false }`
[INFO] [stdout] 9c5b5a9eac968725f076a82fd6025ff8d77083c7aa0b4feea6a7b5a042254bf3
