[INFO] cloning repository https://github.com/riechert-arthur/Gumbo-OS [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riechert-arthur/Gumbo-OS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friechert-arthur%2FGumbo-OS", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friechert-arthur%2FGumbo-OS'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5c89e7c5fbc483451e1642e793764f50218c4a3b [INFO] checking riechert-arthur/Gumbo-OS against try#e5b0618d996a6a3941e423fd3e170737b8dbdc92 for pr-151822 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friechert-arthur%2FGumbo-OS" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/riechert-arthur/Gumbo-OS [INFO] finished tweaking git repo https://github.com/riechert-arthur/Gumbo-OS [INFO] tweaked toml for git repo https://github.com/riechert-arthur/Gumbo-OS written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/riechert-arthur/Gumbo-OS on toolchain e5b0618d996a6a3941e423fd3e170737b8dbdc92 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/riechert-arthur/Gumbo-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" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking riechert-arthur/Gumbo-OS against try#e5b0618d996a6a3941e423fd3e170737b8dbdc92 for pr-151822 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friechert-arthur%2FGumbo-OS" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/riechert-arthur/Gumbo-OS [INFO] finished tweaking git repo https://github.com/riechert-arthur/Gumbo-OS [INFO] tweaked toml for git repo https://github.com/riechert-arthur/Gumbo-OS written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/riechert-arthur/Gumbo-OS on toolchain e5b0618d996a6a3941e423fd3e170737b8dbdc92 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/riechert-arthur/Gumbo-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" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bootloader v0.9.33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4735fa58d7f51bcb05b40a04bb551d1268ad1c086c178f75703b3528115498b [INFO] running `Command { std: "docker" "start" "-a" "a4735fa58d7f51bcb05b40a04bb551d1268ad1c086c178f75703b3528115498b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4735fa58d7f51bcb05b40a04bb551d1268ad1c086c178f75703b3528115498b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4735fa58d7f51bcb05b40a04bb551d1268ad1c086c178f75703b3528115498b", kill_on_drop: false }` [INFO] [stdout] a4735fa58d7f51bcb05b40a04bb551d1268ad1c086c178f75703b3528115498b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 239b0f78ae4ea2ce0367bb696686804bf11a2d8a82017d805961931fbe495646 [INFO] running `Command { std: "docker" "start" "-a" "239b0f78ae4ea2ce0367bb696686804bf11a2d8a82017d805961931fbe495646", kill_on_drop: false }` [INFO] [stderr] Compiling bootloader v0.9.33 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking gumbo_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `WRITER`, `Writer`, and `spinlock::SpinLockGuard` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | spinlock::SpinLockGuard, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 19 | vga_buffer::{WRITER, Writer}, [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/vga_buffer.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / /// The spinlock must be initialized at runtime, so we use the following [INFO] [stdout] 21 | | /// macro to safely perform this initialization. [INFO] [stdout] | |_-----------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (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:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | / fn panic(_info: &PanicInfo) -> ! { [INFO] [stdout] 34 | | println!("{}", _info); [INFO] [stdout] 35 | | loop {} [INFO] [stdout] 36 | | } [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/e5b0618d996a6a3941e423fd3e170737b8dbdc92/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d21d73a0ded86791.rmeta [INFO] [stdout] = note: second definition in the local crate (`gumbo_os`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `WRITER`, `Writer`, and `spinlock::SpinLockGuard` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | spinlock::SpinLockGuard, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 19 | vga_buffer::{WRITER, Writer}, [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/vga_buffer.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / /// The spinlock must be initialized at runtime, so we use the following [INFO] [stdout] 21 | | /// macro to safely perform this initialization. [INFO] [stdout] | |_-----------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/spinlock.rs:57:20 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn acquire(&self) -> SpinLockGuard { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 57 | pub fn acquire(&self) -> SpinLockGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gumbo_os` (bin "gumbo_os" test) due to 1 previous error; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "239b0f78ae4ea2ce0367bb696686804bf11a2d8a82017d805961931fbe495646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "239b0f78ae4ea2ce0367bb696686804bf11a2d8a82017d805961931fbe495646", kill_on_drop: false }` [INFO] [stdout] 239b0f78ae4ea2ce0367bb696686804bf11a2d8a82017d805961931fbe495646