[INFO] fetching crate kalker 2.2.2...
[INFO] testing kalker-2.2.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kalker 2.2.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate kalker 2.2.2
[INFO] finished tweaking crates.io crate kalker 2.2.2
[INFO] tweaked toml for crates.io crate kalker 2.2.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kalker 2.2.2 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 kalker 2.2.2 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d2802552ef53788d613328d47d27729ac779cceb96d790c7eacffed654c58cb9
[INFO] running `Command { std: "docker" "start" "-a" "d2802552ef53788d613328d47d27729ac779cceb96d790c7eacffed654c58cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2802552ef53788d613328d47d27729ac779cceb96d790c7eacffed654c58cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2802552ef53788d613328d47d27729ac779cceb96d790c7eacffed654c58cb9", kill_on_drop: false }`
[INFO] [stdout] d2802552ef53788d613328d47d27729ac779cceb96d790c7eacffed654c58cb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6b70b2a412e37bdbe65b40afb5a68010ce4873faff1f919f005f1c12e9c0ff09
[INFO] running `Command { std: "docker" "start" "-a" "6b70b2a412e37bdbe65b40afb5a68010ce4873faff1f919f005f1c12e9c0ff09", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling kalker v2.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling seahorse v1.1.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling rustyline v7.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling kalk v3.2.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 52s
[INFO] running `Command { std: "docker" "inspect" "6b70b2a412e37bdbe65b40afb5a68010ce4873faff1f919f005f1c12e9c0ff09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b70b2a412e37bdbe65b40afb5a68010ce4873faff1f919f005f1c12e9c0ff09", kill_on_drop: false }`
[INFO] [stdout] 6b70b2a412e37bdbe65b40afb5a68010ce4873faff1f919f005f1c12e9c0ff09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 64017f26b30b268fe6803ade1a2e5efa87ca8f1fda7c17fc0711cbf77ebd97d1
[INFO] running `Command { std: "docker" "start" "-a" "64017f26b30b268fe6803ade1a2e5efa87ca8f1fda7c17fc0711cbf77ebd97d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling kalker v2.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "64017f26b30b268fe6803ade1a2e5efa87ca8f1fda7c17fc0711cbf77ebd97d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64017f26b30b268fe6803ade1a2e5efa87ca8f1fda7c17fc0711cbf77ebd97d1", kill_on_drop: false }`
[INFO] [stdout] 64017f26b30b268fe6803ade1a2e5efa87ca8f1fda7c17fc0711cbf77ebd97d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f301311d4b18bd0f0fe544d810ca61254b607ee9473fc75e9e6eb0e59cca8ed4
[INFO] running `Command { std: "docker" "start" "-a" "f301311d4b18bd0f0fe544d810ca61254b607ee9473fc75e9e6eb0e59cca8ed4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kalker-1b5d8535f90b4ebd)
[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" "f301311d4b18bd0f0fe544d810ca61254b607ee9473fc75e9e6eb0e59cca8ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f301311d4b18bd0f0fe544d810ca61254b607ee9473fc75e9e6eb0e59cca8ed4", kill_on_drop: false }`
[INFO] [stdout] f301311d4b18bd0f0fe544d810ca61254b607ee9473fc75e9e6eb0e59cca8ed4