[INFO] fetching crate rt-format 0.3.1...
[INFO] testing rt-format-0.3.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rt-format 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rt-format 0.3.1
[INFO] finished tweaking crates.io crate rt-format 0.3.1
[INFO] tweaked toml for crates.io crate rt-format 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rt-format 0.3.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b091626db80c215f154858db94f76f65af345b5dc49a7c2ffb81152cc5863260
[INFO] running `Command { std: "docker" "start" "-a" "b091626db80c215f154858db94f76f65af345b5dc49a7c2ffb81152cc5863260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b091626db80c215f154858db94f76f65af345b5dc49a7c2ffb81152cc5863260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b091626db80c215f154858db94f76f65af345b5dc49a7c2ffb81152cc5863260", kill_on_drop: false }`
[INFO] [stdout] b091626db80c215f154858db94f76f65af345b5dc49a7c2ffb81152cc5863260
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bcb0c599956ddea0edfd93a6463e3bb80ce1e6f2e705ea10095c8dd25c830c7
[INFO] running `Command { std: "docker" "start" "-a" "5bcb0c599956ddea0edfd93a6463e3bb80ce1e6f2e705ea10095c8dd25c830c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling rt-format v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "5bcb0c599956ddea0edfd93a6463e3bb80ce1e6f2e705ea10095c8dd25c830c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bcb0c599956ddea0edfd93a6463e3bb80ce1e6f2e705ea10095c8dd25c830c7", kill_on_drop: false }`
[INFO] [stdout] 5bcb0c599956ddea0edfd93a6463e3bb80ce1e6f2e705ea10095c8dd25c830c7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89394b49846818a2adf5dcc3d365ba9b8980a0b80dec6c516b16f021e4ddfd7d
[INFO] running `Command { std: "docker" "start" "-a" "89394b49846818a2adf5dcc3d365ba9b8980a0b80dec6c516b16f021e4ddfd7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rt-format v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "89394b49846818a2adf5dcc3d365ba9b8980a0b80dec6c516b16f021e4ddfd7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89394b49846818a2adf5dcc3d365ba9b8980a0b80dec6c516b16f021e4ddfd7d", kill_on_drop: false }`
[INFO] [stdout] 89394b49846818a2adf5dcc3d365ba9b8980a0b80dec6c516b16f021e4ddfd7d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 004ea30546b5dc033e34f959274af934bc4f6650a51dffa02c074e0b6040d527
[INFO] running `Command { std: "docker" "start" "-a" "004ea30546b5dc033e34f959274af934bc4f6650a51dffa02c074e0b6040d527", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rt_format-d743de122e64b436)
[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 tests/test_output.rs (/opt/rustwide/target/debug/deps/test_output-e380a7a4070ef6fb)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test align_left ... ok
[INFO] [stdout] test format_binary ... ok
[INFO] [stdout] test format_lower_exp ... ok
[INFO] [stdout] test format_octal ... ok
[INFO] [stdout] test format_upper_hex ... ok
[INFO] [stdout] test precision_embedded ... ok
[INFO] [stdout] test format_lower_hex ... ok
[INFO] [stdout] test format_debug ... ok
[INFO] [stdout] test format_display ... ok
[INFO] [stdout] test format_upper_exp ... ok
[INFO] [stdout] test precision_by_name ... ok
[INFO] [stdout] test precision_by_asterisk ... ok
[INFO] [stdout] test pad_zero ... ok
[INFO] [stdout] test align_right ... ok
[INFO] [stdout] test repr_alt_upper_hex ... ok
[INFO] [stdout] test align_center ... ok
[INFO] [stdout] test precision_by_index ... ok
[INFO] [stdout] test repr_alt_octal ... ok
[INFO] [stdout] test sign_always ... ok
[INFO] [stdout] test width_by_index ... ok
[INFO] [stdout] test width_embedded ... ok
[INFO] [stdout] test smoke_test ... ok
[INFO] [stdout] test width_by_name ... ok
[INFO] [stdout] test repr_alt_lower_hex ... ok
[INFO] [stdout] test repr_alt_binary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_parser.rs (/opt/rustwide/target/debug/deps/test_parser-0d70e01639ca9316)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test escaped_braces ... ok
[INFO] [stdout] test parse_specifier_smoke_test ... ok
[INFO] [stdout] test missing_positional_arg ... ok
[INFO] [stdout] test positional_arg_lookup ... ok
[INFO] [stdout] test missing_named_width ... ok
[INFO] [stdout] test named_arg_lookup ... ok
[INFO] [stdout] test missing_named_arg ... ok
[INFO] [stdout] test missing_positional_precision ... ok
[INFO] [stdout] test missing_named_precision ... ok
[INFO] [stdout] test missing_asterisk_precision ... ok
[INFO] [stdout] test unmatched_brace ... ok
[INFO] [stdout] test positional_arg_iter ... ok
[INFO] [stdout] test invalid_arg_position ... ok
[INFO] [stdout] test missing_next_arg ... ok
[INFO] [stdout] test named_argument_validity ... ok
[INFO] [stdout] test invalid_specifier ... ok
[INFO] [stderr]      Running tests/test_traits.rs (/opt/rustwide/target/debug/deps/test_traits-d26e6b4449f7e605)
[INFO] [stdout] test missing_positional_width ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test specifier_traits ... ok
[INFO] [stderr]    Doc-tests rt_format
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/codegen.rs - codegen (line 15) ... ignored
[INFO] [stdout] test src/codegen.rs - codegen (line 30) ... ignored
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "004ea30546b5dc033e34f959274af934bc4f6650a51dffa02c074e0b6040d527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004ea30546b5dc033e34f959274af934bc4f6650a51dffa02c074e0b6040d527", kill_on_drop: false }`
[INFO] [stdout] 004ea30546b5dc033e34f959274af934bc4f6650a51dffa02c074e0b6040d527