[INFO] cloning repository https://github.com/pringleshowboi/RUST-OS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pringleshowboi/RUST-OS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpringleshowboi%2FRUST-OS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpringleshowboi%2FRUST-OS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef617bbc30c7f1830827bbc159a375c1e2ffbcfd
[INFO] building pringleshowboi/RUST-OS against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpringleshowboi%2FRUST-OS" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
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[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/pringleshowboi/RUST-OS
[INFO] finished tweaking git repo https://github.com/pringleshowboi/RUST-OS
[INFO] tweaked toml for git repo https://github.com/pringleshowboi/RUST-OS written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pringleshowboi/RUST-OS on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pringleshowboi/RUST-OS 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded bootloader v0.9.32
[INFO] [stderr]   Downloaded bitflags v2.9.3
[INFO] [stderr]   Downloaded volatile v0.2.7
[INFO] [stderr]   Downloaded x86_64 v0.14.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f21f728a688d4d787aea2d2b0b7e2658b13c75afd02b0f8c468b8540a5b0ad8
[INFO] running `Command { std: "docker" "start" "-a" "4f21f728a688d4d787aea2d2b0b7e2658b13c75afd02b0f8c468b8540a5b0ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f21f728a688d4d787aea2d2b0b7e2658b13c75afd02b0f8c468b8540a5b0ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f21f728a688d4d787aea2d2b0b7e2658b13c75afd02b0f8c468b8540a5b0ad8", kill_on_drop: false }`
[INFO] [stdout] 4f21f728a688d4d787aea2d2b0b7e2658b13c75afd02b0f8c468b8540a5b0ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43e5ad32ac3b6a4f6693ad35266c73e6be22dee90bd80b70f5d25c1d9465517d
[INFO] running `Command { std: "docker" "start" "-a" "43e5ad32ac3b6a4f6693ad35266c73e6be22dee90bd80b70f5d25c1d9465517d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling bootloader v0.9.32
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling x86_64 v0.14.13
[INFO] [stderr]    Compiling my_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustc4ix3ly/symbols.o" "<1 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustc4ix3ly/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/my_os-ac750b394f397039" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at main.rs:9 (src/main.rs:9)
[INFO] [stdout]           >>>            /opt/rustwide/target/debug/deps/my_os-ac750b394f397039.my_os.ea9fd6ef5a903acb-cgu.0.rcgu.o:(.text._start+0x0)
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `my_os` (bin "my_os") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "43e5ad32ac3b6a4f6693ad35266c73e6be22dee90bd80b70f5d25c1d9465517d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e5ad32ac3b6a4f6693ad35266c73e6be22dee90bd80b70f5d25c1d9465517d", kill_on_drop: false }`
[INFO] [stdout] 43e5ad32ac3b6a4f6693ad35266c73e6be22dee90bd80b70f5d25c1d9465517d