[INFO] fetching crate sfst 0.1.0...
[INFO] testing sfst-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sfst 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sfst 0.1.0
[INFO] finished tweaking crates.io crate sfst 0.1.0
[INFO] tweaked toml for crates.io crate sfst 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sfst 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sfst 0.1.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a22be772521a39e5cae5b723755950f04742573eccc63c2532eea295be61ff84
[INFO] running `Command { std: "docker" "start" "-a" "a22be772521a39e5cae5b723755950f04742573eccc63c2532eea295be61ff84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a22be772521a39e5cae5b723755950f04742573eccc63c2532eea295be61ff84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a22be772521a39e5cae5b723755950f04742573eccc63c2532eea295be61ff84", kill_on_drop: false }`
[INFO] [stdout] a22be772521a39e5cae5b723755950f04742573eccc63c2532eea295be61ff84
[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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2914552f6725f81983df7659578b3fbf7fc9889238ddab69070a94fc81e7014
[INFO] running `Command { std: "docker" "start" "-a" "c2914552f6725f81983df7659578b3fbf7fc9889238ddab69070a94fc81e7014", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling clap_builder v4.5.43
[INFO] [stderr]    Compiling sfst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling clap v4.5.43
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/fst.cpp: In member function 'SFST::Transducer& SFST::Transducer::rev_det_minimise(bool)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/fst.cpp:434:47: warning: unused parameter 'verbose' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   434 | Transducer &Transducer::rev_det_minimise(bool verbose)
[INFO] [stderr] warning: sfst@0.1.0:       |                                          ~~~~~^~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/alphabet.cpp: In member function 'std::string SFST::Alphabet::write_char(SFST::Character, bool) const':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/alphabet.cpp:239:52: warning: unused parameter 'with_brackets' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   239 | std::string Alphabet::write_char(Character c, bool with_brackets) const {
[INFO] [stderr] warning: sfst@0.1.0:       |                                               ~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp: In member function 'SFST::Transducer& SFST::Transducer::hopcroft_minimise(bool)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp:215:48: warning: unused parameter 'verbose' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   215 | Transducer &Transducer::hopcroft_minimise(bool verbose)
[INFO] [stderr] warning: sfst@0.1.0:       |                                           ~~~~~^~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp: In member function 'void SFST::Minimiser::split(SFST::Index, SFST::Label)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp:534:38: warning: unused parameter 'l' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   534 | void Minimiser::split(Index g, Label l)
[INFO] [stderr] warning: sfst@0.1.0:       |                                ~~~~~~^
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.91s
[INFO] running `Command { std: "docker" "inspect" "c2914552f6725f81983df7659578b3fbf7fc9889238ddab69070a94fc81e7014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2914552f6725f81983df7659578b3fbf7fc9889238ddab69070a94fc81e7014", kill_on_drop: false }`
[INFO] [stdout] c2914552f6725f81983df7659578b3fbf7fc9889238ddab69070a94fc81e7014
[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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23193a4f154ca9b2ccc826d7012f2d4e4535ba3aebd0448b0789a86fca5f6914
[INFO] running `Command { std: "docker" "start" "-a" "23193a4f154ca9b2ccc826d7012f2d4e4535ba3aebd0448b0789a86fca5f6914", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/fst.cpp: In member function 'SFST::Transducer& SFST::Transducer::rev_det_minimise(bool)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/fst.cpp:434:47: warning: unused parameter 'verbose' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   434 | Transducer &Transducer::rev_det_minimise(bool verbose)
[INFO] [stderr] warning: sfst@0.1.0:       |                                          ~~~~~^~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/alphabet.cpp: In member function 'std::string SFST::Alphabet::write_char(SFST::Character, bool) const':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/alphabet.cpp:239:52: warning: unused parameter 'with_brackets' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   239 | std::string Alphabet::write_char(Character c, bool with_brackets) const {
[INFO] [stderr] warning: sfst@0.1.0:       |                                               ~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp: In member function 'SFST::Transducer& SFST::Transducer::hopcroft_minimise(bool)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp:215:48: warning: unused parameter 'verbose' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   215 | Transducer &Transducer::hopcroft_minimise(bool verbose)
[INFO] [stderr] warning: sfst@0.1.0:       |                                           ~~~~~^~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp: In member function 'void SFST::Minimiser::split(SFST::Index, SFST::Label)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp:534:38: warning: unused parameter 'l' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   534 | void Minimiser::split(Index g, Label l)
[INFO] [stderr] warning: sfst@0.1.0:       |                                ~~~~~~^
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.84s
[INFO] running `Command { std: "docker" "inspect" "23193a4f154ca9b2ccc826d7012f2d4e4535ba3aebd0448b0789a86fca5f6914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23193a4f154ca9b2ccc826d7012f2d4e4535ba3aebd0448b0789a86fca5f6914", kill_on_drop: false }`
[INFO] [stdout] 23193a4f154ca9b2ccc826d7012f2d4e4535ba3aebd0448b0789a86fca5f6914
[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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 821d6d23f4ed2767e2447be540c7b4f405a7a776526b4a0f883713ac75f0d19e
[INFO] running `Command { std: "docker" "start" "-a" "821d6d23f4ed2767e2447be540c7b4f405a7a776526b4a0f883713ac75f0d19e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/fst.cpp: In member function 'SFST::Transducer& SFST::Transducer::rev_det_minimise(bool)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/fst.cpp:434:47: warning: unused parameter 'verbose' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   434 | Transducer &Transducer::rev_det_minimise(bool verbose)
[INFO] [stderr] warning: sfst@0.1.0:       |                                          ~~~~~^~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/alphabet.cpp: In member function 'std::string SFST::Alphabet::write_char(SFST::Character, bool) const':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/alphabet.cpp:239:52: warning: unused parameter 'with_brackets' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   239 | std::string Alphabet::write_char(Character c, bool with_brackets) const {
[INFO] [stderr] warning: sfst@0.1.0:       |                                               ~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp: In member function 'SFST::Transducer& SFST::Transducer::hopcroft_minimise(bool)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp:215:48: warning: unused parameter 'verbose' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   215 | Transducer &Transducer::hopcroft_minimise(bool verbose)
[INFO] [stderr] warning: sfst@0.1.0:       |                                           ~~~~~^~~~~~~
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp: In member function 'void SFST::Minimiser::split(SFST::Index, SFST::Label)':
[INFO] [stderr] warning: sfst@0.1.0: src/sfst/src/hopcroft.cpp:534:38: warning: unused parameter 'l' [-Wunused-parameter]
[INFO] [stderr] warning: sfst@0.1.0:   534 | void Minimiser::split(Index g, Label l)
[INFO] [stderr] warning: sfst@0.1.0:       |                                ~~~~~~^
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.40s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sfst-fdbe82d71a99bb89)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/sfst-fdbe82d71a99bb89` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "821d6d23f4ed2767e2447be540c7b4f405a7a776526b4a0f883713ac75f0d19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821d6d23f4ed2767e2447be540c7b4f405a7a776526b4a0f883713ac75f0d19e", kill_on_drop: false }`
[INFO] [stdout] 821d6d23f4ed2767e2447be540c7b4f405a7a776526b4a0f883713ac75f0d19e