[INFO] cloning repository https://github.com/junaadh/r2ox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/junaadh/r2ox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunaadh%2Fr2ox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunaadh%2Fr2ox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a121f239f94a23f8dccb7cc8c34a3d530026d42
[INFO] checking junaadh/r2ox against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunaadh%2Fr2ox" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/junaadh/r2ox on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/junaadh/r2ox
[INFO] finished tweaking git repo https://github.com/junaadh/r2ox
[INFO] tweaked toml for git repo https://github.com/junaadh/r2ox written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/junaadh/r2ox 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x86_64 v0.15.1
[INFO] [stderr]   Downloaded buddy_system_allocator v0.9.1
[INFO] [stderr]   Downloaded uart_16550 v0.3.0
[INFO] [stderr]   Downloaded pic8259 v0.11.0
[INFO] [stderr]   Downloaded limine v0.2.0
[INFO] [stderr]   Downloaded x86 v0.52.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92f003eacb08bd4f0194731a619e059159a4e9e6d48c8dc67aa5516a4bb5af81
[INFO] running `Command { std: "docker" "start" "-a" "92f003eacb08bd4f0194731a619e059159a4e9e6d48c8dc67aa5516a4bb5af81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92f003eacb08bd4f0194731a619e059159a4e9e6d48c8dc67aa5516a4bb5af81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f003eacb08bd4f0194731a619e059159a4e9e6d48c8dc67aa5516a4bb5af81", kill_on_drop: false }`
[INFO] [stdout] 92f003eacb08bd4f0194731a619e059159a4e9e6d48c8dc67aa5516a4bb5af81
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec772144b46ed23818482b03845497ed0e9e047db70b631c18d983fadfcb4d8
[INFO] running `Command { std: "docker" "start" "-a" "2ec772144b46ed23818482b03845497ed0e9e047db70b631c18d983fadfcb4d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking limine v0.2.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking buddy_system_allocator v0.9.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking x86_64 v0.15.1
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling r2ox v0.1.0 (/opt/rustwide/workdir/r2ox)
[INFO] [stderr]     Checking pic8259 v0.11.0
[INFO] [stderr]     Checking r2proc v0.1.0 (/opt/rustwide/workdir/r2proc)
[INFO] [stderr]     Checking uart_16550 v0.3.0
[INFO] [stderr]     Checking libr2ox v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: the feature `error_in_core` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> core/src/lib.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(abi_x86_interrupt, lang_items, error_in_core)]
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> core/src/arch/x86_64/gdt.rs:21:50
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let stack_start = VirtAddr::from_ptr(unsafe { addr_of_mut!(STACK) });
[INFO] [stdout]    |                                                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "2ec772144b46ed23818482b03845497ed0e9e047db70b631c18d983fadfcb4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec772144b46ed23818482b03845497ed0e9e047db70b631c18d983fadfcb4d8", kill_on_drop: false }`
[INFO] [stdout] 2ec772144b46ed23818482b03845497ed0e9e047db70b631c18d983fadfcb4d8