[INFO] fetching crate stdio-override 0.2.0...
[INFO] testing stdio-override-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate stdio-override 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate stdio-override 0.2.0
[INFO] finished tweaking crates.io crate stdio-override 0.2.0
[INFO] tweaked toml for crates.io crate stdio-override 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stdio-override 0.2.0 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 stdio-override 0.2.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] 3b056d9d1685f500f85193f7b46a95d3d6fcf643b68b56c4266e50b7331f5919
[INFO] running `Command { std: "docker" "start" "-a" "3b056d9d1685f500f85193f7b46a95d3d6fcf643b68b56c4266e50b7331f5919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b056d9d1685f500f85193f7b46a95d3d6fcf643b68b56c4266e50b7331f5919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b056d9d1685f500f85193f7b46a95d3d6fcf643b68b56c4266e50b7331f5919", kill_on_drop: false }`
[INFO] [stdout] 3b056d9d1685f500f85193f7b46a95d3d6fcf643b68b56c4266e50b7331f5919
[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] 01fb4bfa5a59a754139bb924947b3c35d78d84ecce6e564182a66054b7dfb584
[INFO] running `Command { std: "docker" "start" "-a" "01fb4bfa5a59a754139bb924947b3c35d78d84ecce6e564182a66054b7dfb584", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdio-override v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "01fb4bfa5a59a754139bb924947b3c35d78d84ecce6e564182a66054b7dfb584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fb4bfa5a59a754139bb924947b3c35d78d84ecce6e564182a66054b7dfb584", kill_on_drop: false }`
[INFO] [stdout] 01fb4bfa5a59a754139bb924947b3c35d78d84ecce6e564182a66054b7dfb584
[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] c35b4aa230b646da6d96a8a5b9ea4f82da80dfc22c12df7ad755c15078151f69
[INFO] running `Command { std: "docker" "start" "-a" "c35b4aa230b646da6d96a8a5b9ea4f82da80dfc22c12df7ad755c15078151f69", kill_on_drop: false }`
[INFO] [stderr]    Compiling os_pipe v1.2.1
[INFO] [stderr]    Compiling stdio-override v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "c35b4aa230b646da6d96a8a5b9ea4f82da80dfc22c12df7ad755c15078151f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35b4aa230b646da6d96a8a5b9ea4f82da80dfc22c12df7ad755c15078151f69", kill_on_drop: false }`
[INFO] [stdout] c35b4aa230b646da6d96a8a5b9ea4f82da80dfc22c12df7ad755c15078151f69
[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] e0073bd5c5822f307818d587d9fa93bed9d341df7a91272bcc28ef41b9e9c02f
[INFO] running `Command { std: "docker" "start" "-a" "e0073bd5c5822f307818d587d9fa93bed9d341df7a91272bcc28ef41b9e9c02f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stdio_override-961d319e7dcdf6f4)
[INFO] [stdout] 
[INFO] [stderr] Outside! (1/2)
[INFO] [stdout] running 6 tests
[INFO] [stderr] panicked at src/lib.rs:470:87:
[INFO] [stderr] called `Option::unwrap()` on a `None` value
[INFO] [stderr] thread panicked while processing panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/stdio_override-961d319e7dcdf6f4` (signal: 6, SIGABRT: process abort signal)
[INFO] [stdout] test test::test_stdin ... 
[INFO] running `Command { std: "docker" "inspect" "e0073bd5c5822f307818d587d9fa93bed9d341df7a91272bcc28ef41b9e9c02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0073bd5c5822f307818d587d9fa93bed9d341df7a91272bcc28ef41b9e9c02f", kill_on_drop: false }`
[INFO] [stdout] e0073bd5c5822f307818d587d9fa93bed9d341df7a91272bcc28ef41b9e9c02f