[INFO] fetching crate n2 0.0.0... [INFO] testing n2-0.0.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate n2 0.0.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate n2 0.0.0 [INFO] finished tweaking crates.io crate n2 0.0.0 [INFO] tweaked toml for crates.io crate n2 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate n2 0.0.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 40bd55e457548abb7ecec71a22f10d7d4e858b2faac88922691325a3e11e14a0 [INFO] running `Command { std: "docker" "start" "-a" "40bd55e457548abb7ecec71a22f10d7d4e858b2faac88922691325a3e11e14a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40bd55e457548abb7ecec71a22f10d7d4e858b2faac88922691325a3e11e14a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40bd55e457548abb7ecec71a22f10d7d4e858b2faac88922691325a3e11e14a0", kill_on_drop: false }` [INFO] [stdout] 40bd55e457548abb7ecec71a22f10d7d4e858b2faac88922691325a3e11e14a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b66f6b40c670809dcf0913b41d426dcd4151a2ca31934e94bd28de8c9d8f9b1e [INFO] running `Command { std: "docker" "start" "-a" "b66f6b40c670809dcf0913b41d426dcd4151a2ca31934e94bd28de8c9d8f9b1e", kill_on_drop: false }` [INFO] [stderr] Compiling n2 v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "b66f6b40c670809dcf0913b41d426dcd4151a2ca31934e94bd28de8c9d8f9b1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b66f6b40c670809dcf0913b41d426dcd4151a2ca31934e94bd28de8c9d8f9b1e", kill_on_drop: false }` [INFO] [stdout] b66f6b40c670809dcf0913b41d426dcd4151a2ca31934e94bd28de8c9d8f9b1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ee3055d34d6a90cf9e3326fac26bc0f258f5ab38bfa42753430c7258ed9232be [INFO] running `Command { std: "docker" "start" "-a" "ee3055d34d6a90cf9e3326fac26bc0f258f5ab38bfa42753430c7258ed9232be", kill_on_drop: false }` [INFO] [stderr] Compiling n2 v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "ee3055d34d6a90cf9e3326fac26bc0f258f5ab38bfa42753430c7258ed9232be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee3055d34d6a90cf9e3326fac26bc0f258f5ab38bfa42753430c7258ed9232be", kill_on_drop: false }` [INFO] [stdout] ee3055d34d6a90cf9e3326fac26bc0f258f5ab38bfa42753430c7258ed9232be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2f77e14447e74091cf63cff58e5bac839927ef2cd3aaa61a069d16ce9963bc7b [INFO] running `Command { std: "docker" "start" "-a" "2f77e14447e74091cf63cff58e5bac839927ef2cd3aaa61a069d16ce9963bc7b", 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/n2-230935b0215bb16e) [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] Doc-tests n2 [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] running `Command { std: "docker" "inspect" "2f77e14447e74091cf63cff58e5bac839927ef2cd3aaa61a069d16ce9963bc7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f77e14447e74091cf63cff58e5bac839927ef2cd3aaa61a069d16ce9963bc7b", kill_on_drop: false }` [INFO] [stdout] 2f77e14447e74091cf63cff58e5bac839927ef2cd3aaa61a069d16ce9963bc7b