[INFO] fetching crate smat 0.1.0...
[INFO] testing smat-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate smat 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate smat 0.1.0
[INFO] finished tweaking crates.io crate smat 0.1.0
[INFO] tweaked toml for crates.io crate smat 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smat 0.1.0 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 smat 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5eab0370de2741eb9b2b4cd143238c02c4fd245aafc6a2739153dcfff0fbc5b2
[INFO] running `Command { std: "docker" "start" "-a" "5eab0370de2741eb9b2b4cd143238c02c4fd245aafc6a2739153dcfff0fbc5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eab0370de2741eb9b2b4cd143238c02c4fd245aafc6a2739153dcfff0fbc5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eab0370de2741eb9b2b4cd143238c02c4fd245aafc6a2739153dcfff0fbc5b2", kill_on_drop: false }`
[INFO] [stdout] 5eab0370de2741eb9b2b4cd143238c02c4fd245aafc6a2739153dcfff0fbc5b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a63a0c89672812180b735c2a5feaec1b76e4ef7d92d54baea2b243db0542e3f3
[INFO] running `Command { std: "docker" "start" "-a" "a63a0c89672812180b735c2a5feaec1b76e4ef7d92d54baea2b243db0542e3f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling smat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "a63a0c89672812180b735c2a5feaec1b76e4ef7d92d54baea2b243db0542e3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63a0c89672812180b735c2a5feaec1b76e4ef7d92d54baea2b243db0542e3f3", kill_on_drop: false }`
[INFO] [stdout] a63a0c89672812180b735c2a5feaec1b76e4ef7d92d54baea2b243db0542e3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bc75dd13d475accc89fc6a2c73ef36de83615ce59562819e68a11c2eafcd455a
[INFO] running `Command { std: "docker" "start" "-a" "bc75dd13d475accc89fc6a2c73ef36de83615ce59562819e68a11c2eafcd455a", kill_on_drop: false }`
[INFO] [stderr]    Compiling smat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "bc75dd13d475accc89fc6a2c73ef36de83615ce59562819e68a11c2eafcd455a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc75dd13d475accc89fc6a2c73ef36de83615ce59562819e68a11c2eafcd455a", kill_on_drop: false }`
[INFO] [stdout] bc75dd13d475accc89fc6a2c73ef36de83615ce59562819e68a11c2eafcd455a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bc138488a9cd8728c04adbb0ddce4262689e9449c36cd0d593c5ad0f9ac48b5b
[INFO] running `Command { std: "docker" "start" "-a" "bc138488a9cd8728c04adbb0ddce4262689e9449c36cd0d593c5ad0f9ac48b5b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/smat-5eb67444c4c1f76d)
[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" "bc138488a9cd8728c04adbb0ddce4262689e9449c36cd0d593c5ad0f9ac48b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc138488a9cd8728c04adbb0ddce4262689e9449c36cd0d593c5ad0f9ac48b5b", kill_on_drop: false }`
[INFO] [stdout] bc138488a9cd8728c04adbb0ddce4262689e9449c36cd0d593c5ad0f9ac48b5b