[INFO] fetching crate mmnn 0.1.4...
[INFO] testing mmnn-0.1.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mmnn 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mmnn 0.1.4
[INFO] finished tweaking crates.io crate mmnn 0.1.4
[INFO] tweaked toml for crates.io crate mmnn 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mmnn 0.1.4 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mmnn 0.1.4 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38dfc2d6b13873da88e80877df6828e814e23db736ce64b86d725cd7ddfdafe7
[INFO] running `Command { std: "docker" "start" "-a" "38dfc2d6b13873da88e80877df6828e814e23db736ce64b86d725cd7ddfdafe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38dfc2d6b13873da88e80877df6828e814e23db736ce64b86d725cd7ddfdafe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38dfc2d6b13873da88e80877df6828e814e23db736ce64b86d725cd7ddfdafe7", kill_on_drop: false }`
[INFO] [stdout] 38dfc2d6b13873da88e80877df6828e814e23db736ce64b86d725cd7ddfdafe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f647ac6b8432f7ca508a0fbf630134ee9177c9cb791a9170abacc9cd72a1c070
[INFO] running `Command { std: "docker" "start" "-a" "f647ac6b8432f7ca508a0fbf630134ee9177c9cb791a9170abacc9cd72a1c070", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling roff v0.2.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling clap_builder v4.5.35
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling ctrlc v3.4.6
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap v4.5.35
[INFO] [stderr]    Compiling clap_mangen v0.2.26
[INFO] [stderr]    Compiling mmnn v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.86s
[INFO] running `Command { std: "docker" "inspect" "f647ac6b8432f7ca508a0fbf630134ee9177c9cb791a9170abacc9cd72a1c070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f647ac6b8432f7ca508a0fbf630134ee9177c9cb791a9170abacc9cd72a1c070", kill_on_drop: false }`
[INFO] [stdout] f647ac6b8432f7ca508a0fbf630134ee9177c9cb791a9170abacc9cd72a1c070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 634ab5ceb42ba5b8c25276fa3768226bea45e0ce62575ae9232daad6f2063a5e
[INFO] running `Command { std: "docker" "start" "-a" "634ab5ceb42ba5b8c25276fa3768226bea45e0ce62575ae9232daad6f2063a5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mmnn v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "634ab5ceb42ba5b8c25276fa3768226bea45e0ce62575ae9232daad6f2063a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634ab5ceb42ba5b8c25276fa3768226bea45e0ce62575ae9232daad6f2063a5e", kill_on_drop: false }`
[INFO] [stdout] 634ab5ceb42ba5b8c25276fa3768226bea45e0ce62575ae9232daad6f2063a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a52e8e2085610460170e28ef378bcb2ac09adaf0f053d6d2d4730843d5effa5a
[INFO] running `Command { std: "docker" "start" "-a" "a52e8e2085610460170e28ef378bcb2ac09adaf0f053d6d2d4730843d5effa5a", 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/mmnn-f654fc4051fb2222)
[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" "a52e8e2085610460170e28ef378bcb2ac09adaf0f053d6d2d4730843d5effa5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52e8e2085610460170e28ef378bcb2ac09adaf0f053d6d2d4730843d5effa5a", kill_on_drop: false }`
[INFO] [stdout] a52e8e2085610460170e28ef378bcb2ac09adaf0f053d6d2d4730843d5effa5a