[INFO] cloning repository https://github.com/ASoldo/rootos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ASoldo/rootos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FASoldo%2Frootos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FASoldo%2Frootos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24be645934c5ce11a8ae0a9e71dc558e62b889bc
[INFO] checking ASoldo/rootos against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FASoldo%2Frootos" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ASoldo/rootos
[INFO] finished tweaking git repo https://github.com/ASoldo/rootos
[INFO] tweaked toml for git repo https://github.com/ASoldo/rootos written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ASoldo/rootos on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ASoldo/rootos 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" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/compiler-builtins.git`
[INFO] [stderr]     Updating git submodule `https://github.com/rust-lang/libm.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: Patch `compiler_builtins v0.1.114 (https://github.com/rust-lang/compiler-builtins.git#9dcc46a7)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spinning_top v0.2.5
[INFO] [stderr]   Downloaded linked_list_allocator v0.10.5
[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" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a3f75ad651b0c256bd601c986b018468f9a9b7561d52bb47195ca4e9bc23d8b
[INFO] running `Command { std: "docker" "start" "-a" "9a3f75ad651b0c256bd601c986b018468f9a9b7561d52bb47195ca4e9bc23d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a3f75ad651b0c256bd601c986b018468f9a9b7561d52bb47195ca4e9bc23d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3f75ad651b0c256bd601c986b018468f9a9b7561d52bb47195ca4e9bc23d8b", kill_on_drop: false }`
[INFO] [stdout] 9a3f75ad651b0c256bd601c986b018468f9a9b7561d52bb47195ca4e9bc23d8b
[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" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8011f86ac594b76fa654012308a48febb84e769f4b60593021054906cfe892f7
[INFO] running `Command { std: "docker" "start" "-a" "8011f86ac594b76fa654012308a48febb84e769f4b60593021054906cfe892f7", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] warning: Patch `compiler_builtins v0.1.114 (https://github.com/rust-lang/compiler-builtins.git#9dcc46a7)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking linked_list_allocator v0.10.5
[INFO] [stderr]     Checking rootos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the `#[alloc_error_handler]` in this crate conflicts with allocation error handler in: std
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ordering`
[INFO] [stdout]  --> src/allocator.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::sync::atomic::{AtomicBool, Ordering};
[INFO] [stdout]   |                                      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 20 | |     serial_putchar('P');
[INFO] [stdout] 21 | |     loop {}
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/c8a31b780d5415358566a20b94912620a3f27067/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5f172c9a1cad1328.rlib
[INFO] [stdout]    = note: second definition in the local crate (`rootos`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rootos` (bin "rootos" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8011f86ac594b76fa654012308a48febb84e769f4b60593021054906cfe892f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8011f86ac594b76fa654012308a48febb84e769f4b60593021054906cfe892f7", kill_on_drop: false }`
[INFO] [stdout] 8011f86ac594b76fa654012308a48febb84e769f4b60593021054906cfe892f7
