[INFO] cloning repository https://github.com/kennolot/kennOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kennolot/kennOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennolot%2FkennOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennolot%2FkennOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efe24a177d9f586b59cdc0dbe715d17f5104fe14
[INFO] testing kennolot/kennOS against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennolot%2FkennOS" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/kennolot/kennOS
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/kennolot/kennOS
[INFO] tweaked toml for git repo https://github.com/kennolot/kennOS written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kennolot/kennOS on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kennolot/kennOS 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uart_16550 v0.2.19
[INFO] [stderr]   Downloaded bit_field v0.10.2
[INFO] [stderr]   Downloaded volatile v0.2.7
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded bootloader v0.9.32
[INFO] [stderr]   Downloaded x86_64 v0.14.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5d3192fd65c5a0fb6038b1954c0ba902c32f6ae93ed7c1c43747e0df11f0719
[INFO] running `Command { std: "docker" "start" "-a" "b5d3192fd65c5a0fb6038b1954c0ba902c32f6ae93ed7c1c43747e0df11f0719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5d3192fd65c5a0fb6038b1954c0ba902c32f6ae93ed7c1c43747e0df11f0719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d3192fd65c5a0fb6038b1954c0ba902c32f6ae93ed7c1c43747e0df11f0719", kill_on_drop: false }`
[INFO] [stdout] b5d3192fd65c5a0fb6038b1954c0ba902c32f6ae93ed7c1c43747e0df11f0719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f934b9d1db39f4041de9ab4257eca6c1d840b048cd649c48458ed65a47ae6f2
[INFO] running `Command { std: "docker" "start" "-a" "8f934b9d1db39f4041de9ab4257eca6c1d840b048cd649c48458ed65a47ae6f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling bootloader v0.9.32
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling x86_64 v0.14.13
[INFO] [stderr]    Compiling uart_16550 v0.2.19
[INFO] [stderr]    Compiling kennOS v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `kennOS` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `kenn_os`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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 `kennOS` (bin "kennOS") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8f934b9d1db39f4041de9ab4257eca6c1d840b048cd649c48458ed65a47ae6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f934b9d1db39f4041de9ab4257eca6c1d840b048cd649c48458ed65a47ae6f2", kill_on_drop: false }`
[INFO] [stdout] 8f934b9d1db39f4041de9ab4257eca6c1d840b048cd649c48458ed65a47ae6f2
