[INFO] fetching crate krabligraphy 0.2.1...
[INFO] testing krabligraphy-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate krabligraphy 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate krabligraphy 0.2.1
[INFO] finished tweaking crates.io crate krabligraphy 0.2.1
[INFO] tweaked toml for crates.io crate krabligraphy 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate krabligraphy 0.2.1 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 krabligraphy 0.2.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4cfb368e8bdcc2b21a75bf69dd59c43bb0e0f27927ab7c0a0b13c47df9b0a43a
[INFO] running `Command { std: "docker" "start" "-a" "4cfb368e8bdcc2b21a75bf69dd59c43bb0e0f27927ab7c0a0b13c47df9b0a43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cfb368e8bdcc2b21a75bf69dd59c43bb0e0f27927ab7c0a0b13c47df9b0a43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfb368e8bdcc2b21a75bf69dd59c43bb0e0f27927ab7c0a0b13c47df9b0a43a", kill_on_drop: false }`
[INFO] [stdout] 4cfb368e8bdcc2b21a75bf69dd59c43bb0e0f27927ab7c0a0b13c47df9b0a43a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 349a4789495d2b663127936f725832c3aeaa1d01718de70787ecc66931a1b055
[INFO] running `Command { std: "docker" "start" "-a" "349a4789495d2b663127936f725832c3aeaa1d01718de70787ecc66931a1b055", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling linux-raw-sys v0.3.6
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling clap_builder v4.2.7
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]    Compiling clap v4.2.7
[INFO] [stderr]    Compiling krabligraphy v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.26s
[INFO] running `Command { std: "docker" "inspect" "349a4789495d2b663127936f725832c3aeaa1d01718de70787ecc66931a1b055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349a4789495d2b663127936f725832c3aeaa1d01718de70787ecc66931a1b055", kill_on_drop: false }`
[INFO] [stdout] 349a4789495d2b663127936f725832c3aeaa1d01718de70787ecc66931a1b055
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 65bf87ea2f32312a92c7e143bd67945996c0d38e0289bdd92d07c977f34728e1
[INFO] running `Command { std: "docker" "start" "-a" "65bf87ea2f32312a92c7e143bd67945996c0d38e0289bdd92d07c977f34728e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling krabligraphy v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "65bf87ea2f32312a92c7e143bd67945996c0d38e0289bdd92d07c977f34728e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65bf87ea2f32312a92c7e143bd67945996c0d38e0289bdd92d07c977f34728e1", kill_on_drop: false }`
[INFO] [stdout] 65bf87ea2f32312a92c7e143bd67945996c0d38e0289bdd92d07c977f34728e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d9a4640340fd8c810078aefc054a889bcf3e7de5c412ba222a2fe38693dd41a8
[INFO] running `Command { std: "docker" "start" "-a" "d9a4640340fd8c810078aefc054a889bcf3e7de5c412ba222a2fe38693dd41a8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/krabligraphy-5700a53f587fa07a)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/krabligraphy-fd998b4303e12ffa)
[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 krabligraphy
[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" "d9a4640340fd8c810078aefc054a889bcf3e7de5c412ba222a2fe38693dd41a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a4640340fd8c810078aefc054a889bcf3e7de5c412ba222a2fe38693dd41a8", kill_on_drop: false }`
[INFO] [stdout] d9a4640340fd8c810078aefc054a889bcf3e7de5c412ba222a2fe38693dd41a8