[INFO] fetching crate snake 0.3.1...
[INFO] testing snake-0.3.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate snake 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate snake 0.3.1
[INFO] finished tweaking crates.io crate snake 0.3.1
[INFO] tweaked toml for crates.io crate snake 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snake 0.3.1 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 crates.io crate snake 0.3.1 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-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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3cef3cb5422d38f498211e2526e1671092dafc8d18ea8600e92d1e0de0630f5
[INFO] running `Command { std: "docker" "start" "-a" "e3cef3cb5422d38f498211e2526e1671092dafc8d18ea8600e92d1e0de0630f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3cef3cb5422d38f498211e2526e1671092dafc8d18ea8600e92d1e0de0630f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3cef3cb5422d38f498211e2526e1671092dafc8d18ea8600e92d1e0de0630f5", kill_on_drop: false }`
[INFO] [stdout] e3cef3cb5422d38f498211e2526e1671092dafc8d18ea8600e92d1e0de0630f5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4470f3c7d06836622c3cfa28a941ce06628403f06b0a48dd14977a9cfbbe9d5
[INFO] running `Command { std: "docker" "start" "-a" "a4470f3c7d06836622c3cfa28a941ce06628403f06b0a48dd14977a9cfbbe9d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling snake v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "a4470f3c7d06836622c3cfa28a941ce06628403f06b0a48dd14977a9cfbbe9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4470f3c7d06836622c3cfa28a941ce06628403f06b0a48dd14977a9cfbbe9d5", kill_on_drop: false }`
[INFO] [stdout] a4470f3c7d06836622c3cfa28a941ce06628403f06b0a48dd14977a9cfbbe9d5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6673bb9002a87f481b2f50dc3c86ecdcd0d74df22f52836cb5a06e5dde287e2
[INFO] running `Command { std: "docker" "start" "-a" "c6673bb9002a87f481b2f50dc3c86ecdcd0d74df22f52836cb5a06e5dde287e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling snake v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "c6673bb9002a87f481b2f50dc3c86ecdcd0d74df22f52836cb5a06e5dde287e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6673bb9002a87f481b2f50dc3c86ecdcd0d74df22f52836cb5a06e5dde287e2", kill_on_drop: false }`
[INFO] [stdout] c6673bb9002a87f481b2f50dc3c86ecdcd0d74df22f52836cb5a06e5dde287e2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e81801592abf83d6948e9ddd1bc152072179af397c9f9b70149a1ad933808ae
[INFO] running `Command { std: "docker" "start" "-a" "9e81801592abf83d6948e9ddd1bc152072179af397c9f9b70149a1ad933808ae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snake-09c1ee4c69be3d69)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/snake.rs (/opt/rustwide/target/debug/deps/snake-47cc644e154cd17a)
[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] [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 snake
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/core.rs - core::head_touching_object (line 44) ... ok
[INFO] [stdout] test src/core.rs - core::travel (line 16) ... ok
[INFO] [stdout] test src/core.rs - core::head_touching_self (line 65) ... ok
[INFO] [stdout] test src/core.rs - core::head_out_of_bounds (line 97) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e81801592abf83d6948e9ddd1bc152072179af397c9f9b70149a1ad933808ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e81801592abf83d6948e9ddd1bc152072179af397c9f9b70149a1ad933808ae", kill_on_drop: false }`
[INFO] [stdout] 9e81801592abf83d6948e9ddd1bc152072179af397c9f9b70149a1ad933808ae
