[INFO] fetching crate masterror-template 0.3.8...
[INFO] testing masterror-template-0.3.8 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate masterror-template 0.3.8 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate masterror-template 0.3.8
[INFO] finished tweaking crates.io crate masterror-template 0.3.8
[INFO] tweaked toml for crates.io crate masterror-template 0.3.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate masterror-template 0.3.8 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate masterror-template 0.3.8 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbde37dfb77f3cef8cef8691ac7a0efca66803f73f6a1419d9c3195ffeb6e998
[INFO] running `Command { std: "docker" "start" "-a" "bbde37dfb77f3cef8cef8691ac7a0efca66803f73f6a1419d9c3195ffeb6e998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbde37dfb77f3cef8cef8691ac7a0efca66803f73f6a1419d9c3195ffeb6e998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbde37dfb77f3cef8cef8691ac7a0efca66803f73f6a1419d9c3195ffeb6e998", kill_on_drop: false }`
[INFO] [stdout] bbde37dfb77f3cef8cef8691ac7a0efca66803f73f6a1419d9c3195ffeb6e998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04bb4586bd83c9d35c485ea29058488b98a8907af11bf653dd2439a0529b6ea5
[INFO] running `Command { std: "docker" "start" "-a" "04bb4586bd83c9d35c485ea29058488b98a8907af11bf653dd2439a0529b6ea5", kill_on_drop: false }`
[INFO] [stderr]    Compiling masterror-template v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "04bb4586bd83c9d35c485ea29058488b98a8907af11bf653dd2439a0529b6ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04bb4586bd83c9d35c485ea29058488b98a8907af11bf653dd2439a0529b6ea5", kill_on_drop: false }`
[INFO] [stdout] 04bb4586bd83c9d35c485ea29058488b98a8907af11bf653dd2439a0529b6ea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c6dd99428370c3609fb7a279fc47f8e5962959b68fccb32f385440969c333c9
[INFO] running `Command { std: "docker" "start" "-a" "1c6dd99428370c3609fb7a279fc47f8e5962959b68fccb32f385440969c333c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling masterror-template v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "1c6dd99428370c3609fb7a279fc47f8e5962959b68fccb32f385440969c333c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6dd99428370c3609fb7a279fc47f8e5962959b68fccb32f385440969c333c9", kill_on_drop: false }`
[INFO] [stdout] 1c6dd99428370c3609fb7a279fc47f8e5962959b68fccb32f385440969c333c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90e67acb63252d800f4db6c52d173e648563dc16c06942c778390ab87b940d43
[INFO] running `Command { std: "docker" "start" "-a" "90e67acb63252d800f4db6c52d173e648563dc16c06942c778390ab87b940d43", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/masterror_template-ab1c66335c8a9fa1)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test template::parser::tests::increments_implicit_indices_across_placeholders ... ok
[INFO] [stdout] test template::parser::tests::parses_display_format_specs ... ok
[INFO] [stdout] test template::tests::parses_basic_template ... ok
[INFO] [stdout] test template::parser::tests::rejects_malformed_formatters ... ok
[INFO] [stdout] test template::tests::formatter_kind_helpers_cover_all_variants ... ok
[INFO] [stdout] test template::parser::tests::parses_empty_braces_as_implicit_display ... ok
[INFO] [stdout] test template::parser::tests::parses_supported_formatter_specs ... ok
[INFO] [stdout] test template::tests::display_with_resolves_placeholders ... ok
[INFO] [stdout] test template::tests::parses_debug_formatter ... ok
[INFO] [stdout] test template::tests::parses_extended_formatters ... ok
[INFO] [stdout] test template::tests::parses_implicit_identifiers ... ok
[INFO] [stdout] test template::tests::handles_brace_escaping ... ok
[INFO] [stdout] test template::tests::rejects_unmatched_closing_brace ... ok
[INFO] [stdout] test template::tests::rejects_unterminated_placeholder ... ok
[INFO] [stdout] test template::tests::preserves_hash_fill_display_specs ... ok
[INFO] [stdout] test template::tests::rejects_invalid_identifier ... ok
[INFO] [stdout] test template::tests::rejects_unknown_formatter ... ok
[INFO] [stdout] test template::parser::tests::rejects_whitespace_only_placeholders ... ok
[INFO] [stderr]    Doc-tests masterror_template
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/template.rs - template::TemplateFormatter::kind (line 377) ... ok
[INFO] [stdout] test src/template.rs - template::ErrorTemplate (line 15) ... ok
[INFO] [stdout] test src/template.rs - template::TemplateFormatterKind::from_specifier (line 206) ... ok
[INFO] [stdout] test src/template.rs - template::TemplateFormatterKind::supports_alternate (line 260) ... ok
[INFO] [stdout] test src/template.rs - template::TemplateFormatterKind::specifier (line 236) ... ok
[INFO] [stdout] test src/template.rs - template::TemplateFormatter::from_kind (line 329) ... ok
[INFO] [stdout] test src/template.rs - template::TemplateFormatterKind (line 166) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90e67acb63252d800f4db6c52d173e648563dc16c06942c778390ab87b940d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e67acb63252d800f4db6c52d173e648563dc16c06942c778390ab87b940d43", kill_on_drop: false }`
[INFO] [stdout] 90e67acb63252d800f4db6c52d173e648563dc16c06942c778390ab87b940d43