[INFO] fetching crate compose-taffy 0.5.0...
[INFO] testing compose-taffy-0.5.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate compose-taffy 0.5.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate compose-taffy 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate compose-taffy 0.5.0
[INFO] tweaked toml for crates.io crate compose-taffy 0.5.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate compose-taffy 0.5.0 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 compose-taffy 0.5.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d10adc985ee9d39670fe74a0e2ee4d05934b444c6e3e27aa4215a3f472daf570
[INFO] running `Command { std: "docker" "start" "-a" "d10adc985ee9d39670fe74a0e2ee4d05934b444c6e3e27aa4215a3f472daf570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d10adc985ee9d39670fe74a0e2ee4d05934b444c6e3e27aa4215a3f472daf570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10adc985ee9d39670fe74a0e2ee4d05934b444c6e3e27aa4215a3f472daf570", kill_on_drop: false }`
[INFO] [stdout] d10adc985ee9d39670fe74a0e2ee4d05934b444c6e3e27aa4215a3f472daf570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f69263f84c0ed3b178476f9d6c6d8970cce432f2e5257a58c2f341c438cdd65e
[INFO] running `Command { std: "docker" "start" "-a" "f69263f84c0ed3b178476f9d6c6d8970cce432f2e5257a58c2f341c438cdd65e", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling rustc-hash v2.1.0
[INFO] [stderr]    Compiling grid v0.15.0
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling taffy v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling generational-box v0.6.1
[INFO] [stderr]    Compiling compose-rt v0.19.0
[INFO] [stderr]    Compiling compose-taffy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "f69263f84c0ed3b178476f9d6c6d8970cce432f2e5257a58c2f341c438cdd65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69263f84c0ed3b178476f9d6c6d8970cce432f2e5257a58c2f341c438cdd65e", kill_on_drop: false }`
[INFO] [stdout] f69263f84c0ed3b178476f9d6c6d8970cce432f2e5257a58c2f341c438cdd65e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b50645056516610fc18d4679472789eae98f23199d288b21bfd07219557fa434
[INFO] running `Command { std: "docker" "start" "-a" "b50645056516610fc18d4679472789eae98f23199d288b21bfd07219557fa434", kill_on_drop: false }`
[INFO] [stderr]    Compiling compose-taffy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "b50645056516610fc18d4679472789eae98f23199d288b21bfd07219557fa434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50645056516610fc18d4679472789eae98f23199d288b21bfd07219557fa434", kill_on_drop: false }`
[INFO] [stdout] b50645056516610fc18d4679472789eae98f23199d288b21bfd07219557fa434
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6dc407da4c43f34f8bd22ec5014d00e2cb69913f81eb8c6f81b3578251541c1e
[INFO] running `Command { std: "docker" "start" "-a" "6dc407da4c43f34f8bd22ec5014d00e2cb69913f81eb8c6f81b3578251541c1e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/compose_taffy-2102fdcb15ea7025)
[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 compose_taffy
[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" "6dc407da4c43f34f8bd22ec5014d00e2cb69913f81eb8c6f81b3578251541c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc407da4c43f34f8bd22ec5014d00e2cb69913f81eb8c6f81b3578251541c1e", kill_on_drop: false }`
[INFO] [stdout] 6dc407da4c43f34f8bd22ec5014d00e2cb69913f81eb8c6f81b3578251541c1e