[INFO] cloning repository https://github.com/maxwell-fr/mbengine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxwell-fr/mbengine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwell-fr%2Fmbengine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwell-fr%2Fmbengine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84f02ae905dd45eefb1881ddfb5e6cd6bb847fe4
[INFO] testing maxwell-fr/mbengine against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwell-fr%2Fmbengine" "/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/maxwell-fr/mbengine
[INFO] finished tweaking git repo https://github.com/maxwell-fr/mbengine
[INFO] tweaked toml for git repo https://github.com/maxwell-fr/mbengine written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maxwell-fr/mbengine on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/maxwell-fr/mbengine 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-2026-03-05" "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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71ccf9ce5790ba86afd56f0e63fcf15a77c342ceb810dd5a0f3b21f308d03f5a
[INFO] running `Command { std: "docker" "start" "-a" "71ccf9ce5790ba86afd56f0e63fcf15a77c342ceb810dd5a0f3b21f308d03f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71ccf9ce5790ba86afd56f0e63fcf15a77c342ceb810dd5a0f3b21f308d03f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ccf9ce5790ba86afd56f0e63fcf15a77c342ceb810dd5a0f3b21f308d03f5a", kill_on_drop: false }`
[INFO] [stdout] 71ccf9ce5790ba86afd56f0e63fcf15a77c342ceb810dd5a0f3b21f308d03f5a
[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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68a671b786f2fc072a15368184ea71b9fe0dc417e7d546f40ef10c2542a0e1dc
[INFO] running `Command { std: "docker" "start" "-a" "68a671b786f2fc072a15368184ea71b9fe0dc417e7d546f40ef10c2542a0e1dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mbengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "68a671b786f2fc072a15368184ea71b9fe0dc417e7d546f40ef10c2542a0e1dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a671b786f2fc072a15368184ea71b9fe0dc417e7d546f40ef10c2542a0e1dc", kill_on_drop: false }`
[INFO] [stdout] 68a671b786f2fc072a15368184ea71b9fe0dc417e7d546f40ef10c2542a0e1dc
[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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3853685b71b290ab9a47fd1c024dbed3d0266f096bec71c6529442e3612f1637
[INFO] running `Command { std: "docker" "start" "-a" "3853685b71b290ab9a47fd1c024dbed3d0266f096bec71c6529442e3612f1637", kill_on_drop: false }`
[INFO] [stderr]    Compiling mbengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "3853685b71b290ab9a47fd1c024dbed3d0266f096bec71c6529442e3612f1637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3853685b71b290ab9a47fd1c024dbed3d0266f096bec71c6529442e3612f1637", kill_on_drop: false }`
[INFO] [stdout] 3853685b71b290ab9a47fd1c024dbed3d0266f096bec71c6529442e3612f1637
[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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5da4dda3584d0df0517ccf8f2453bf435ffb865178546b7a710e69dab6045a1d
[INFO] running `Command { std: "docker" "start" "-a" "5da4dda3584d0df0517ccf8f2453bf435ffb865178546b7a710e69dab6045a1d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mbengine-e1d11bbba6ebab08)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr] 
[INFO] [stderr] thread '<unknown>' (23) has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/mbengine-e1d11bbba6ebab08` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "5da4dda3584d0df0517ccf8f2453bf435ffb865178546b7a710e69dab6045a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da4dda3584d0df0517ccf8f2453bf435ffb865178546b7a710e69dab6045a1d", kill_on_drop: false }`
[INFO] [stdout] 5da4dda3584d0df0517ccf8f2453bf435ffb865178546b7a710e69dab6045a1d
