[INFO] fetching crate birdcage 0.8.1...
[INFO] testing birdcage-0.8.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate birdcage 0.8.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate birdcage 0.8.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate birdcage 0.8.1
[INFO] tweaked toml for crates.io crate birdcage 0.8.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate birdcage 0.8.1 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate birdcage 0.8.1 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-2026-01-20" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a6a05d9987d15ba4654494210e94c69015b25a155a07d75913d73de0fbafcce
[INFO] running `Command { std: "docker" "start" "-a" "0a6a05d9987d15ba4654494210e94c69015b25a155a07d75913d73de0fbafcce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6a05d9987d15ba4654494210e94c69015b25a155a07d75913d73de0fbafcce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6a05d9987d15ba4654494210e94c69015b25a155a07d75913d73de0fbafcce", kill_on_drop: false }`
[INFO] [stdout] 0a6a05d9987d15ba4654494210e94c69015b25a155a07d75913d73de0fbafcce
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e34b8c9292157f7efaff9edcb0f1e433f260a8d155e8c8898c27ac01720fb845
[INFO] running `Command { std: "docker" "start" "-a" "e34b8c9292157f7efaff9edcb0f1e433f260a8d155e8c8898c27ac01720fb845", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling seccompiler v0.3.0
[INFO] [stderr]    Compiling birdcage v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.11s
[INFO] running `Command { std: "docker" "inspect" "e34b8c9292157f7efaff9edcb0f1e433f260a8d155e8c8898c27ac01720fb845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34b8c9292157f7efaff9edcb0f1e433f260a8d155e8c8898c27ac01720fb845", kill_on_drop: false }`
[INFO] [stdout] e34b8c9292157f7efaff9edcb0f1e433f260a8d155e8c8898c27ac01720fb845
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a209187db1e3e929b993e491ca37a8bab5ce2e8df98e8b9c2a606de91ccacf6a
[INFO] running `Command { std: "docker" "start" "-a" "a209187db1e3e929b993e491ca37a8bab5ce2e8df98e8b9c2a606de91ccacf6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling os_str_bytes v6.5.1
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling birdcage v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.52s
[INFO] running `Command { std: "docker" "inspect" "a209187db1e3e929b993e491ca37a8bab5ce2e8df98e8b9c2a606de91ccacf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a209187db1e3e929b993e491ca37a8bab5ce2e8df98e8b9c2a606de91ccacf6a", kill_on_drop: false }`
[INFO] [stdout] a209187db1e3e929b993e491ca37a8bab5ce2e8df98e8b9c2a606de91ccacf6a
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 626f2ff1b6dae54a430959d8c4373e89c46d360eea45716e1a2d1b2d2f8695be
[INFO] running `Command { std: "docker" "start" "-a" "626f2ff1b6dae54a430959d8c4373e89c46d360eea45716e1a2d1b2d2f8695be", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/birdcage-d55e49dce574988b)
[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]      Running integration/command_io.rs (/opt/rustwide/target/debug/deps/command_io-781b316555d675be)
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (25) panicked at integration/command_io.rs:30:40:
[INFO] [stderr] called `Result::unwrap()` on an `Err` value: Io(Os { code: 1, kind: PermissionDenied, message: "Operation not permitted" })
[INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
[INFO] [stderr] error: test failed, to rerun pass `--test command_io`
[INFO] running `Command { std: "docker" "inspect" "626f2ff1b6dae54a430959d8c4373e89c46d360eea45716e1a2d1b2d2f8695be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626f2ff1b6dae54a430959d8c4373e89c46d360eea45716e1a2d1b2d2f8695be", kill_on_drop: false }`
[INFO] [stdout] 626f2ff1b6dae54a430959d8c4373e89c46d360eea45716e1a2d1b2d2f8695be
