[INFO] fetching crate never-say-never 6.6.666...
[INFO] testing never-say-never-6.6.666 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate never-say-never 6.6.666 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate never-say-never 6.6.666
[INFO] finished tweaking crates.io crate never-say-never 6.6.666
[INFO] tweaked toml for crates.io crate never-say-never 6.6.666 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate never-say-never 6.6.666 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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4b255b68a5c6c58c27edf4bec84e6007b8a95fb33f2b09cd129910f236f11bd1
[INFO] running `Command { std: "docker" "start" "-a" "4b255b68a5c6c58c27edf4bec84e6007b8a95fb33f2b09cd129910f236f11bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b255b68a5c6c58c27edf4bec84e6007b8a95fb33f2b09cd129910f236f11bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b255b68a5c6c58c27edf4bec84e6007b8a95fb33f2b09cd129910f236f11bd1", kill_on_drop: false }`
[INFO] [stdout] 4b255b68a5c6c58c27edf4bec84e6007b8a95fb33f2b09cd129910f236f11bd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e7a435bf71b2e0d658238d13fccc2d98a951b1994e8e144ee18c01525dfaa040
[INFO] running `Command { std: "docker" "start" "-a" "e7a435bf71b2e0d658238d13fccc2d98a951b1994e8e144ee18c01525dfaa040", kill_on_drop: false }`
[INFO] [stderr]    Compiling never-say-never v6.6.666 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "e7a435bf71b2e0d658238d13fccc2d98a951b1994e8e144ee18c01525dfaa040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a435bf71b2e0d658238d13fccc2d98a951b1994e8e144ee18c01525dfaa040", kill_on_drop: false }`
[INFO] [stdout] e7a435bf71b2e0d658238d13fccc2d98a951b1994e8e144ee18c01525dfaa040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 21b15599ff2e07a1c149144e9d8568e7e452e6ba6c8267396ad34753aea6ab6f
[INFO] running `Command { std: "docker" "start" "-a" "21b15599ff2e07a1c149144e9d8568e7e452e6ba6c8267396ad34753aea6ab6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling never-say-never v6.6.666 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "21b15599ff2e07a1c149144e9d8568e7e452e6ba6c8267396ad34753aea6ab6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b15599ff2e07a1c149144e9d8568e7e452e6ba6c8267396ad34753aea6ab6f", kill_on_drop: false }`
[INFO] [stdout] 21b15599ff2e07a1c149144e9d8568e7e452e6ba6c8267396ad34753aea6ab6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3cefcd7c960ae49a58c1968f59ec388ee4dc8bd9eb8e1ddecd8bce8d47aad033
[INFO] running `Command { std: "docker" "start" "-a" "3cefcd7c960ae49a58c1968f59ec388ee4dc8bd9eb8e1ddecd8bce8d47aad033", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/never_say_never-58b361d87d4afeb7)
[INFO] [stderr]    Doc-tests never_say_never
[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 2 tests
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3cefcd7c960ae49a58c1968f59ec388ee4dc8bd9eb8e1ddecd8bce8d47aad033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cefcd7c960ae49a58c1968f59ec388ee4dc8bd9eb8e1ddecd8bce8d47aad033", kill_on_drop: false }`
[INFO] [stdout] 3cefcd7c960ae49a58c1968f59ec388ee4dc8bd9eb8e1ddecd8bce8d47aad033