[INFO] cloning repository https://github.com/boathouse2112/xv6_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boathouse2112/xv6_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboathouse2112%2Fxv6_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboathouse2112%2Fxv6_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 893cca4eca1865cff693ab07058770dab2334337
[INFO] checking boathouse2112/xv6_rust against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboathouse2112%2Fxv6_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/boathouse2112/xv6_rust
[INFO] finished tweaking git repo https://github.com/boathouse2112/xv6_rust
[INFO] tweaked toml for git repo https://github.com/boathouse2112/xv6_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/boathouse2112/xv6_rust on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/boathouse2112/xv6_rust 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ca4a926e97cb394a8ecdde13bbd350aee9e1ea5e0c33c6b7519be86daadf5e8
[INFO] running `Command { std: "docker" "start" "-a" "8ca4a926e97cb394a8ecdde13bbd350aee9e1ea5e0c33c6b7519be86daadf5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca4a926e97cb394a8ecdde13bbd350aee9e1ea5e0c33c6b7519be86daadf5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca4a926e97cb394a8ecdde13bbd350aee9e1ea5e0c33c6b7519be86daadf5e8", kill_on_drop: false }`
[INFO] [stdout] 8ca4a926e97cb394a8ecdde13bbd350aee9e1ea5e0c33c6b7519be86daadf5e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0680a0188fc1069ef465f21ef0556f9aa2b82d1dcf591fc8f8ed3594b534be4d
[INFO] running `Command { std: "docker" "start" "-a" "0680a0188fc1069ef465f21ef0556f9aa2b82d1dcf591fc8f8ed3594b534be4d", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking xv6_rust v0.1.0 (/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] [stdout] warning: unused import: `arch::global_asm`
[INFO] [stdout]  --> gdt/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::{arch::global_asm, panic::PanicInfo};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]  --> gdt/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | / fn panic(_: &PanicInfo) -> ! {
[INFO] [stdout] 8 | |     loop {}
[INFO] [stdout] 9 | | }
[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/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-54e42b35ab65fe3c.rlib
[INFO] [stdout]   = note: second definition in the local crate (`gdt`)
[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(_: &PanicInfo) -> ! {
[INFO] [stdout] 20 | |     // println!("{}", info);
[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/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-54e42b35ab65fe3c.rlib
[INFO] [stdout]    = note: second definition in the local crate (`xv6_rust`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xv6_rust` (bin "xv6_rust") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `xv6_rust` (bin "gdt" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] error: could not compile `xv6_rust` (bin "xv6_rust" test) due to 1 previous error
[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] [stdout] warning: unused import: `arch::global_asm`
[INFO] [stdout]  --> gdt/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::{arch::global_asm, panic::PanicInfo};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> bootloader/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / fn panic(_: &PanicInfo) -> ! {
[INFO] [stdout] 12 | |     loop {}
[INFO] [stdout] 13 | | }
[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/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-54e42b35ab65fe3c.rlib
[INFO] [stdout]    = note: second definition in the local crate (`bootloader`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xv6_rust` (bin "bootloader" test) due to 1 previous error
[INFO] [stderr] error: could not compile `xv6_rust` (bin "gdt") due to 1 previous error; 1 warning emitted
[INFO] [stderr] error: could not compile `xv6_rust` (bin "bootloader") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0680a0188fc1069ef465f21ef0556f9aa2b82d1dcf591fc8f8ed3594b534be4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0680a0188fc1069ef465f21ef0556f9aa2b82d1dcf591fc8f8ed3594b534be4d", kill_on_drop: false }`
[INFO] [stdout] 0680a0188fc1069ef465f21ef0556f9aa2b82d1dcf591fc8f8ed3594b534be4d