[INFO] fetching crate caw_core 0.5.1...
[INFO] testing caw_core-0.5.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate caw_core 0.5.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate caw_core 0.5.1
[INFO] finished tweaking crates.io crate caw_core 0.5.1
[INFO] tweaked toml for crates.io crate caw_core 0.5.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate caw_core 0.5.1 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] crate crates.io crate caw_core 0.5.1 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-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] 0b99719d217dd03881b2694cc20dc0cdea3fcccaf1487682dc3b9322aabff07e
[INFO] running `Command { std: "docker" "start" "-a" "0b99719d217dd03881b2694cc20dc0cdea3fcccaf1487682dc3b9322aabff07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b99719d217dd03881b2694cc20dc0cdea3fcccaf1487682dc3b9322aabff07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b99719d217dd03881b2694cc20dc0cdea3fcccaf1487682dc3b9322aabff07e", kill_on_drop: false }`
[INFO] [stdout] 0b99719d217dd03881b2694cc20dc0cdea3fcccaf1487682dc3b9322aabff07e
[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] 56babf17e826288853441462091fb6cc72934dbea4461a9da9c43f81a4a150ef
[INFO] running `Command { std: "docker" "start" "-a" "56babf17e826288853441462091fb6cc72934dbea4461a9da9c43f81a4a150ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling caw_core v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SigConst` is never constructed
[INFO] [stdout]    --> src/sig.rs:363:12
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub struct SigConst<T: Clone>(T);
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "56babf17e826288853441462091fb6cc72934dbea4461a9da9c43f81a4a150ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56babf17e826288853441462091fb6cc72934dbea4461a9da9c43f81a4a150ef", kill_on_drop: false }`
[INFO] [stdout] 56babf17e826288853441462091fb6cc72934dbea4461a9da9c43f81a4a150ef
[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] f60f060dd72d9f7cb77240e69bee8855c09598cb6f38a3f036d37736f7fc7593
[INFO] running `Command { std: "docker" "start" "-a" "f60f060dd72d9f7cb77240e69bee8855c09598cb6f38a3f036d37736f7fc7593", kill_on_drop: false }`
[INFO] [stdout] warning: struct `SigConst` is never constructed
[INFO] [stdout]    --> src/sig.rs:363:12
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub struct SigConst<T: Clone>(T);
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling caw_core v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SigConst` is never constructed
[INFO] [stdout]    --> src/sig.rs:363:12
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub struct SigConst<T: Clone>(T);
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "f60f060dd72d9f7cb77240e69bee8855c09598cb6f38a3f036d37736f7fc7593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60f060dd72d9f7cb77240e69bee8855c09598cb6f38a3f036d37736f7fc7593", kill_on_drop: false }`
[INFO] [stdout] f60f060dd72d9f7cb77240e69bee8855c09598cb6f38a3f036d37736f7fc7593
[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] bc8af35fd9cce5eb08444217b7b8e25d82cb960f93d7007c744290d3ad931a51
[INFO] running `Command { std: "docker" "start" "-a" "bc8af35fd9cce5eb08444217b7b8e25d82cb960f93d7007c744290d3ad931a51", kill_on_drop: false }`
[INFO] [stderr] warning: struct `SigConst` is never constructed
[INFO] [stderr]    --> src/sig.rs:363:12
[INFO] [stderr]     |
[INFO] [stderr] 363 | pub struct SigConst<T: Clone>(T);
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `caw_core` (lib) generated 1 warning
[INFO] [stderr] warning: `caw_core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/caw_core-2038b69bacfd6ffb)
[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 caw_core
[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" "bc8af35fd9cce5eb08444217b7b8e25d82cb960f93d7007c744290d3ad931a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8af35fd9cce5eb08444217b7b8e25d82cb960f93d7007c744290d3ad931a51", kill_on_drop: false }`
[INFO] [stdout] bc8af35fd9cce5eb08444217b7b8e25d82cb960f93d7007c744290d3ad931a51