[INFO] fetching crate newdoku 0.6.1...
[INFO] testing newdoku-0.6.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate newdoku 0.6.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate newdoku 0.6.1
[INFO] finished tweaking crates.io crate newdoku 0.6.1
[INFO] tweaked toml for crates.io crate newdoku 0.6.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate newdoku 0.6.1 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] crate crates.io crate newdoku 0.6.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b3498e0df26ecf5be3a8a15f332a63a5e6bebe4b4a7ef4b0353d8dbe4a5117be
[INFO] running `Command { std: "docker" "start" "-a" "b3498e0df26ecf5be3a8a15f332a63a5e6bebe4b4a7ef4b0353d8dbe4a5117be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3498e0df26ecf5be3a8a15f332a63a5e6bebe4b4a7ef4b0353d8dbe4a5117be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3498e0df26ecf5be3a8a15f332a63a5e6bebe4b4a7ef4b0353d8dbe4a5117be", kill_on_drop: false }`
[INFO] [stdout] b3498e0df26ecf5be3a8a15f332a63a5e6bebe4b4a7ef4b0353d8dbe4a5117be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 451b5c89088e96e51f1b9b7109619aee9baa0c6443b5d136cd099a6a7673a327
[INFO] running `Command { std: "docker" "start" "-a" "451b5c89088e96e51f1b9b7109619aee9baa0c6443b5d136cd099a6a7673a327", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_lex v0.1.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.23.2
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling clap v3.1.10
[INFO] [stderr]    Compiling newdoku v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.72s
[INFO] running `Command { std: "docker" "inspect" "451b5c89088e96e51f1b9b7109619aee9baa0c6443b5d136cd099a6a7673a327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451b5c89088e96e51f1b9b7109619aee9baa0c6443b5d136cd099a6a7673a327", kill_on_drop: false }`
[INFO] [stdout] 451b5c89088e96e51f1b9b7109619aee9baa0c6443b5d136cd099a6a7673a327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8af3b0a1b9f436296a60f60e568b0142040ded48404c4abd4412022cf8489749
[INFO] running `Command { std: "docker" "start" "-a" "8af3b0a1b9f436296a60f60e568b0142040ded48404c4abd4412022cf8489749", kill_on_drop: false }`
[INFO] [stderr]    Compiling newdoku v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "8af3b0a1b9f436296a60f60e568b0142040ded48404c4abd4412022cf8489749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af3b0a1b9f436296a60f60e568b0142040ded48404c4abd4412022cf8489749", kill_on_drop: false }`
[INFO] [stdout] 8af3b0a1b9f436296a60f60e568b0142040ded48404c4abd4412022cf8489749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ea6d358dd2033a72cd961a571d196fa56a2675c990c9a0b4c65f46f2f28c0b79
[INFO] running `Command { std: "docker" "start" "-a" "ea6d358dd2033a72cd961a571d196fa56a2675c990c9a0b4c65f46f2f28c0b79", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/newdoku-c80dfa6be9a53664)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::isnt_full ... ok
[INFO] [stdout] test test::par_eq_sudoku ... ok
[INFO] [stdout] test test::is_full ... ok
[INFO] [stdout] test test::par_eq_sudokunum ... ok
[INFO] [stdout] test test::try_insert_block ... ok
[INFO] [stdout] test test::try_insert_row ... ok
[INFO] [stdout] test test::try_insert_col ... ok
[INFO] [stdout] test test::try_insert ... ok
[INFO] [stdout] test test::solve ... ok
[INFO] [stdout] test test::solve_invalid - should panic ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/newdoku-5b08a754328df0de)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.56s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests newdoku
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Sudoku::from_str (line 79) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::solution (line 198) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea6d358dd2033a72cd961a571d196fa56a2675c990c9a0b4c65f46f2f28c0b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6d358dd2033a72cd961a571d196fa56a2675c990c9a0b4c65f46f2f28c0b79", kill_on_drop: false }`
[INFO] [stdout] ea6d358dd2033a72cd961a571d196fa56a2675c990c9a0b4c65f46f2f28c0b79