[INFO] fetching crate rt-format 0.3.1... [INFO] testing rt-format-0.3.1 against beta-2025-09-21 for beta-1.91-3 [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-2025-09-21 [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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c9413ef6019b2bb423feae9309bc75a7d5fe496237ee73237eb1d5416f1a11e [INFO] running `Command { std: "docker" "start" "-a" "4c9413ef6019b2bb423feae9309bc75a7d5fe496237ee73237eb1d5416f1a11e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c9413ef6019b2bb423feae9309bc75a7d5fe496237ee73237eb1d5416f1a11e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c9413ef6019b2bb423feae9309bc75a7d5fe496237ee73237eb1d5416f1a11e", kill_on_drop: false }` [INFO] [stdout] 4c9413ef6019b2bb423feae9309bc75a7d5fe496237ee73237eb1d5416f1a11e [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01610a9545df9ff636c757b2f3b930c06bee63953f88c7b98246074a73873f9e [INFO] running `Command { std: "docker" "start" "-a" "01610a9545df9ff636c757b2f3b930c06bee63953f88c7b98246074a73873f9e", kill_on_drop: false }` [INFO] [stderr] Compiling rt-format v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "01610a9545df9ff636c757b2f3b930c06bee63953f88c7b98246074a73873f9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01610a9545df9ff636c757b2f3b930c06bee63953f88c7b98246074a73873f9e", kill_on_drop: false }` [INFO] [stdout] 01610a9545df9ff636c757b2f3b930c06bee63953f88c7b98246074a73873f9e [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2739228c89d1e11a80609d4be494957a4ab9131b1c539a9b8d861f31a9744261 [INFO] running `Command { std: "docker" "start" "-a" "2739228c89d1e11a80609d4be494957a4ab9131b1c539a9b8d861f31a9744261", 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 2.60s [INFO] running `Command { std: "docker" "inspect" "2739228c89d1e11a80609d4be494957a4ab9131b1c539a9b8d861f31a9744261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2739228c89d1e11a80609d4be494957a4ab9131b1c539a9b8d861f31a9744261", kill_on_drop: false }` [INFO] [stdout] 2739228c89d1e11a80609d4be494957a4ab9131b1c539a9b8d861f31a9744261 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7470da6bcb5c6bf3b3206644bd4f43c3db5c2cfd3dd8c72c60a19a35133d02cb [INFO] running `Command { std: "docker" "start" "-a" "7470da6bcb5c6bf3b3206644bd4f43c3db5c2cfd3dd8c72c60a19a35133d02cb", 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-2cce01a8547a00c1) [INFO] [stdout] [INFO] [stderr] Running tests/test_output.rs (/opt/rustwide/target/debug/deps/test_output-bbea2ac736e95975) [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] [stdout] [INFO] [stdout] running 25 tests [INFO] [stdout] test format_lower_exp ... ok [INFO] [stdout] test format_binary ... ok [INFO] [stdout] test align_center ... ok [INFO] [stdout] test precision_by_name ... ok [INFO] [stdout] test precision_by_index ... ok [INFO] [stdout] test pad_zero ... ok [INFO] [stdout] test format_upper_exp ... ok [INFO] [stdout] test format_debug ... ok [INFO] [stdout] test format_upper_hex ... ok [INFO] [stdout] test align_right ... ok [INFO] [stdout] test format_octal ... ok [INFO] [stdout] test smoke_test ... ok [INFO] [stdout] test repr_alt_lower_hex ... ok [INFO] [stdout] test format_display ... ok [INFO] [stdout] test repr_alt_octal ... ok [INFO] [stdout] test repr_alt_upper_hex ... ok [INFO] [stdout] test sign_always ... ok [INFO] [stdout] test width_by_index ... ok [INFO] [stdout] test format_lower_hex ... ok [INFO] [stdout] test align_left ... ok [INFO] [stdout] test precision_by_asterisk ... ok [INFO] [stdout] test width_by_name ... ok [INFO] [stdout] test width_embedded ... ok [INFO] [stdout] test precision_embedded ... 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 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/test_parser.rs (/opt/rustwide/target/debug/deps/test_parser-800de13fda87adb2) [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_named_width ... ok [INFO] [stdout] test invalid_specifier ... ok [INFO] [stdout] test missing_named_arg ... ok [INFO] [stdout] test unmatched_brace ... ok [INFO] [stdout] test missing_named_precision ... ok [INFO] [stdout] test missing_positional_precision ... ok [INFO] [stdout] test named_arg_lookup ... ok [INFO] [stdout] test invalid_arg_position ... ok [INFO] [stdout] test missing_asterisk_precision ... ok [INFO] [stdout] test positional_arg_iter ... ok [INFO] [stdout] test missing_positional_width ... ok [INFO] [stdout] test positional_arg_lookup ... ok [INFO] [stdout] test missing_positional_arg ... ok [INFO] [stdout] test named_argument_validity ... ok [INFO] [stdout] test missing_next_arg ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running tests/test_traits.rs (/opt/rustwide/target/debug/deps/test_traits-fb95428272e2bdc8) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test specifier_traits ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rt_format [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 0.92s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7470da6bcb5c6bf3b3206644bd4f43c3db5c2cfd3dd8c72c60a19a35133d02cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7470da6bcb5c6bf3b3206644bd4f43c3db5c2cfd3dd8c72c60a19a35133d02cb", kill_on_drop: false }` [INFO] [stdout] 7470da6bcb5c6bf3b3206644bd4f43c3db5c2cfd3dd8c72c60a19a35133d02cb