[INFO] fetching crate stak-util 0.12.11...
[INFO] testing stak-util-0.12.11 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate stak-util 0.12.11 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate stak-util 0.12.11
[INFO] finished tweaking crates.io crate stak-util 0.12.11
[INFO] tweaked toml for crates.io crate stak-util 0.12.11 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stak-util 0.12.11 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stak-util 0.12.11 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7193021da98cd443815c52e34c03b9137b56b48ed317b3989cb83a2d6e543955
[INFO] running `Command { std: "docker" "start" "-a" "7193021da98cd443815c52e34c03b9137b56b48ed317b3989cb83a2d6e543955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7193021da98cd443815c52e34c03b9137b56b48ed317b3989cb83a2d6e543955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7193021da98cd443815c52e34c03b9137b56b48ed317b3989cb83a2d6e543955", kill_on_drop: false }`
[INFO] [stdout] 7193021da98cd443815c52e34c03b9137b56b48ed317b3989cb83a2d6e543955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4527e23ca9a0c0d9f337ec4cfcd36fb3a678b27bb405d66d7a08f168fcb8e9ae
[INFO] running `Command { std: "docker" "start" "-a" "4527e23ca9a0c0d9f337ec4cfcd36fb3a678b27bb405d66d7a08f168fcb8e9ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-elif v0.6.5
[INFO] [stderr]    Compiling noop-executor v0.1.2
[INFO] [stderr]    Compiling stak-util v0.12.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4527e23ca9a0c0d9f337ec4cfcd36fb3a678b27bb405d66d7a08f168fcb8e9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4527e23ca9a0c0d9f337ec4cfcd36fb3a678b27bb405d66d7a08f168fcb8e9ae", kill_on_drop: false }`
[INFO] [stdout] 4527e23ca9a0c0d9f337ec4cfcd36fb3a678b27bb405d66d7a08f168fcb8e9ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce513404c816eebd751e27cb7b1fb8097f9c47a797401c7f53354fe4e6f78fa1
[INFO] running `Command { std: "docker" "start" "-a" "ce513404c816eebd751e27cb7b1fb8097f9c47a797401c7f53354fe4e6f78fa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling stak-util v0.12.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "ce513404c816eebd751e27cb7b1fb8097f9c47a797401c7f53354fe4e6f78fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce513404c816eebd751e27cb7b1fb8097f9c47a797401c7f53354fe4e6f78fa1", kill_on_drop: false }`
[INFO] [stdout] ce513404c816eebd751e27cb7b1fb8097f9c47a797401c7f53354fe4e6f78fa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13b3553774f6a601e08a655e24d727fca28ae1203e0c10696791b25961e3a0f1
[INFO] running `Command { std: "docker" "start" "-a" "13b3553774f6a601e08a655e24d727fca28ae1203e0c10696791b25961e3a0f1", 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/stak_util-11b4edd74d226924)
[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 stak_util
[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" "13b3553774f6a601e08a655e24d727fca28ae1203e0c10696791b25961e3a0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b3553774f6a601e08a655e24d727fca28ae1203e0c10696791b25961e3a0f1", kill_on_drop: false }`
[INFO] [stdout] 13b3553774f6a601e08a655e24d727fca28ae1203e0c10696791b25961e3a0f1
