[INFO] cloning repository https://github.com/quephird/feos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quephird/feos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquephird%2Ffeos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquephird%2Ffeos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88b046bf1d40074dcd3b358a8823b134c0c602d0
[INFO] testing quephird/feos against beta-2025-10-28 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquephird%2Ffeos" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/quephird/feos
[INFO] finished tweaking git repo https://github.com/quephird/feos
[INFO] tweaked toml for git repo https://github.com/quephird/feos written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/quephird/feos 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 git repo https://github.com/quephird/feos 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b5c6cbf30377f896d18f48e321c44b9a8835beb9e7ce6454145ecc31567d920
[INFO] running `Command { std: "docker" "start" "-a" "8b5c6cbf30377f896d18f48e321c44b9a8835beb9e7ce6454145ecc31567d920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b5c6cbf30377f896d18f48e321c44b9a8835beb9e7ce6454145ecc31567d920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5c6cbf30377f896d18f48e321c44b9a8835beb9e7ce6454145ecc31567d920", kill_on_drop: false }`
[INFO] [stdout] 8b5c6cbf30377f896d18f48e321c44b9a8835beb9e7ce6454145ecc31567d920
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 522ebd8982ebd6946b078f8d0615a170d4c62d81004d9a907a0215e8be55b528
[INFO] running `Command { std: "docker" "start" "-a" "522ebd8982ebd6946b078f8d0615a170d4c62d81004d9a907a0215e8be55b528", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.9.11
[INFO] [stderr]    Compiling rlibc v1.0.0
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling feos v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feos` (bin "feos") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "522ebd8982ebd6946b078f8d0615a170d4c62d81004d9a907a0215e8be55b528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522ebd8982ebd6946b078f8d0615a170d4c62d81004d9a907a0215e8be55b528", kill_on_drop: false }`
[INFO] [stdout] 522ebd8982ebd6946b078f8d0615a170d4c62d81004d9a907a0215e8be55b528