[INFO] cloning repository https://github.com/mbackenkoehler/butina
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbackenkoehler/butina" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbackenkoehler%2Fbutina", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbackenkoehler%2Fbutina'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50bd18c1f61a72d6bd79c5fd1ef07165c476d3d1
[INFO] testing mbackenkoehler/butina against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbackenkoehler%2Fbutina" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mbackenkoehler/butina
[INFO] finished tweaking git repo https://github.com/mbackenkoehler/butina
[INFO] tweaked toml for git repo https://github.com/mbackenkoehler/butina written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mbackenkoehler/butina 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 git repo https://github.com/mbackenkoehler/butina 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7afb2fb653de196bcf0dbe3cc1b83ca1f7b87aecc227911eefa4267f3836ab9d
[INFO] running `Command { std: "docker" "start" "-a" "7afb2fb653de196bcf0dbe3cc1b83ca1f7b87aecc227911eefa4267f3836ab9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7afb2fb653de196bcf0dbe3cc1b83ca1f7b87aecc227911eefa4267f3836ab9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7afb2fb653de196bcf0dbe3cc1b83ca1f7b87aecc227911eefa4267f3836ab9d", kill_on_drop: false }`
[INFO] [stdout] 7afb2fb653de196bcf0dbe3cc1b83ca1f7b87aecc227911eefa4267f3836ab9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6956618a099f381ffc0a1b86a2184765d24458c7e35bc79ea0bc1651e8f396db
[INFO] running `Command { std: "docker" "start" "-a" "6956618a099f381ffc0a1b86a2184765d24458c7e35bc79ea0bc1651e8f396db", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zip v0.5.13
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]    Compiling py_literal v0.4.0
[INFO] [stderr]    Compiling ndarray-npy v0.8.1
[INFO] [stderr]    Compiling butina v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.08s
[INFO] running `Command { std: "docker" "inspect" "6956618a099f381ffc0a1b86a2184765d24458c7e35bc79ea0bc1651e8f396db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6956618a099f381ffc0a1b86a2184765d24458c7e35bc79ea0bc1651e8f396db", kill_on_drop: false }`
[INFO] [stdout] 6956618a099f381ffc0a1b86a2184765d24458c7e35bc79ea0bc1651e8f396db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7472a75785380af809f8e4144394fd860723fc1319a378e036c63cac15a07acb
[INFO] running `Command { std: "docker" "start" "-a" "7472a75785380af809f8e4144394fd860723fc1319a378e036c63cac15a07acb", kill_on_drop: false }`
[INFO] [stderr]    Compiling butina v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "7472a75785380af809f8e4144394fd860723fc1319a378e036c63cac15a07acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7472a75785380af809f8e4144394fd860723fc1319a378e036c63cac15a07acb", kill_on_drop: false }`
[INFO] [stdout] 7472a75785380af809f8e4144394fd860723fc1319a378e036c63cac15a07acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d13405e1647603f00649b33dc8747639d41aa61de2ce40068a5b8d21aa377941
[INFO] running `Command { std: "docker" "start" "-a" "d13405e1647603f00649b33dc8747639d41aa61de2ce40068a5b8d21aa377941", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/butina-d3bf8afafe1e8b4b)
[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" "d13405e1647603f00649b33dc8747639d41aa61de2ce40068a5b8d21aa377941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13405e1647603f00649b33dc8747639d41aa61de2ce40068a5b8d21aa377941", kill_on_drop: false }`
[INFO] [stdout] d13405e1647603f00649b33dc8747639d41aa61de2ce40068a5b8d21aa377941
