[INFO] fetching crate shallow-tees 0.1.1...
[INFO] testing shallow-tees-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate shallow-tees 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate shallow-tees 0.1.1
[INFO] finished tweaking crates.io crate shallow-tees 0.1.1
[INFO] tweaked toml for crates.io crate shallow-tees 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shallow-tees 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 51a657d0c30c7afd4d7f5395637acbb8b842f7c48f8492fe6968c95e90016a5e
[INFO] running `Command { std: "docker" "start" "-a" "51a657d0c30c7afd4d7f5395637acbb8b842f7c48f8492fe6968c95e90016a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51a657d0c30c7afd4d7f5395637acbb8b842f7c48f8492fe6968c95e90016a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a657d0c30c7afd4d7f5395637acbb8b842f7c48f8492fe6968c95e90016a5e", kill_on_drop: false }`
[INFO] [stdout] 51a657d0c30c7afd4d7f5395637acbb8b842f7c48f8492fe6968c95e90016a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5854fd7d4bcb996cb56a4109ebdf6f62d6ee0242f9fbd19ba159d2eb143143c5
[INFO] running `Command { std: "docker" "start" "-a" "5854fd7d4bcb996cb56a4109ebdf6f62d6ee0242f9fbd19ba159d2eb143143c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling shallow-tees v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "5854fd7d4bcb996cb56a4109ebdf6f62d6ee0242f9fbd19ba159d2eb143143c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5854fd7d4bcb996cb56a4109ebdf6f62d6ee0242f9fbd19ba159d2eb143143c5", kill_on_drop: false }`
[INFO] [stdout] 5854fd7d4bcb996cb56a4109ebdf6f62d6ee0242f9fbd19ba159d2eb143143c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f85e7616504606e22af141e5cee39bcb2d240df9bef47fed2cb247860bc44da8
[INFO] running `Command { std: "docker" "start" "-a" "f85e7616504606e22af141e5cee39bcb2d240df9bef47fed2cb247860bc44da8", kill_on_drop: false }`
[INFO] [stderr]    Compiling shallow-tees v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "f85e7616504606e22af141e5cee39bcb2d240df9bef47fed2cb247860bc44da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85e7616504606e22af141e5cee39bcb2d240df9bef47fed2cb247860bc44da8", kill_on_drop: false }`
[INFO] [stdout] f85e7616504606e22af141e5cee39bcb2d240df9bef47fed2cb247860bc44da8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a33da0e481a96c9c96dbb78da50ac90e2a28495655a5723150b54ebcdb226ea4
[INFO] running `Command { std: "docker" "start" "-a" "a33da0e481a96c9c96dbb78da50ac90e2a28495655a5723150b54ebcdb226ea4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shallow_tees-0e1696bc612160ef)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shallow_tees
[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" "a33da0e481a96c9c96dbb78da50ac90e2a28495655a5723150b54ebcdb226ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33da0e481a96c9c96dbb78da50ac90e2a28495655a5723150b54ebcdb226ea4", kill_on_drop: false }`
[INFO] [stdout] a33da0e481a96c9c96dbb78da50ac90e2a28495655a5723150b54ebcdb226ea4