[INFO] cloning repository https://github.com/os-checker/naked_fn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/os-checker/naked_fn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos-checker%2Fnaked_fn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos-checker%2Fnaked_fn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ec323884809c96c25837dbeddb47bde0a3094d0
[INFO] checking os-checker/naked_fn against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos-checker%2Fnaked_fn" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/os-checker/naked_fn
[INFO] finished tweaking git repo https://github.com/os-checker/naked_fn
[INFO] tweaked toml for git repo https://github.com/os-checker/naked_fn written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/os-checker/naked_fn on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/os-checker/naked_fn 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e45edce9176b3368282b1d5a27788c2222dc44d1e6bfc2bb4b5d11099806a9a
[INFO] running `Command { std: "docker" "start" "-a" "3e45edce9176b3368282b1d5a27788c2222dc44d1e6bfc2bb4b5d11099806a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e45edce9176b3368282b1d5a27788c2222dc44d1e6bfc2bb4b5d11099806a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e45edce9176b3368282b1d5a27788c2222dc44d1e6bfc2bb4b5d11099806a9a", kill_on_drop: false }`
[INFO] [stdout] 3e45edce9176b3368282b1d5a27788c2222dc44d1e6bfc2bb4b5d11099806a9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef5cad6cebb3de09cc9f5a219510ea2810d26d4f8de4bea62b024429ba0c6049
[INFO] running `Command { std: "docker" "start" "-a" "ef5cad6cebb3de09cc9f5a219510ea2810d26d4f8de4bea62b024429ba0c6049", kill_on_drop: false }`
[INFO] [stderr]     Checking naked_fn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> src/lib.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[naked]
[INFO] [stdout]    |   ^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[unsafe(naked)]
[INFO] [stdout]    |   +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(naked_functions)]
[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]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> src/lib.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[naked]
[INFO] [stdout]    |   ^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[unsafe(naked)]
[INFO] [stdout]    |   +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `naked_fn` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(naked_functions)]
[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]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `naked_fn` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ef5cad6cebb3de09cc9f5a219510ea2810d26d4f8de4bea62b024429ba0c6049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5cad6cebb3de09cc9f5a219510ea2810d26d4f8de4bea62b024429ba0c6049", kill_on_drop: false }`
[INFO] [stdout] ef5cad6cebb3de09cc9f5a219510ea2810d26d4f8de4bea62b024429ba0c6049