[INFO] cloning repository https://github.com/JustBobinAround/fi_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JustBobinAround/fi_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustBobinAround%2Ffi_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustBobinAround%2Ffi_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab5faac03339f43667ac48a4d32679a8de42e7d7
[INFO] checking JustBobinAround/fi_os against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustBobinAround%2Ffi_os" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/JustBobinAround/fi_os
[INFO] finished tweaking git repo https://github.com/JustBobinAround/fi_os
[INFO] tweaked toml for git repo https://github.com/JustBobinAround/fi_os written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JustBobinAround/fi_os on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JustBobinAround/fi_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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f89ba955eb56e1a7916ede0d2d2574f86c976086896f145a61ad9473a1a1a13e
[INFO] running `Command { std: "docker" "start" "-a" "f89ba955eb56e1a7916ede0d2d2574f86c976086896f145a61ad9473a1a1a13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f89ba955eb56e1a7916ede0d2d2574f86c976086896f145a61ad9473a1a1a13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89ba955eb56e1a7916ede0d2d2574f86c976086896f145a61ad9473a1a1a13e", kill_on_drop: false }`
[INFO] [stdout] f89ba955eb56e1a7916ede0d2d2574f86c976086896f145a61ad9473a1a1a13e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7783049b1dec25eaf7ca948ad5219a98d14894a56c864c751586fa2181d3b815
[INFO] running `Command { std: "docker" "start" "-a" "7783049b1dec25eaf7ca948ad5219a98d14894a56c864c751586fa2181d3b815", kill_on_drop: false }`
[INFO] [stderr]     Checking fi_stdlib v0.1.0 (/opt/rustwide/workdir/fi_stdlib)
[INFO] [stderr]     Checking fi_uefi v0.1.0 (/opt/rustwide/workdir/fi_uefi)
[INFO] [stdout] warning: unused imports: `CStr` and `c_char`
[INFO] [stdout]  --> fi_stdlib/src/posix.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::ffi::{CStr, c_char};
[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 macro definition: `b_and`
[INFO] [stdout]    --> fi_stdlib/src/posix.rs:167:14
[INFO] [stdout]     |
[INFO] [stdout] 167 | macro_rules! b_and {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cstr_16`
[INFO] [stdout]    --> fi_uefi/src/lib.rs:533:22
[INFO] [stdout]     |
[INFO] [stdout] 533 |         macro_rules! cstr_16 {
[INFO] [stdout]     |                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CStr` and `c_char`
[INFO] [stdout]  --> fi_stdlib/src/posix.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::ffi::{CStr, c_char};
[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 macro definition: `b_and`
[INFO] [stdout]    --> fi_stdlib/src/posix.rs:167:14
[INFO] [stdout]     |
[INFO] [stdout] 167 | macro_rules! b_and {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ptr`
[INFO] [stdout]    --> fi_stdlib/src/posix.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     use core::ptr;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cstr_16`
[INFO] [stdout]    --> fi_uefi/src/lib.rs:533:22
[INFO] [stdout]     |
[INFO] [stdout] 533 |         macro_rules! cstr_16 {
[INFO] [stdout]     |                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> fi_uefi/src/lib.rs:532:33
[INFO] [stdout]     |
[INFO] [stdout] 532 |     pub fn allocate_pool(&self, pool_type: u32, size: usize) -> *mut u8 {
[INFO] [stdout]     |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `st`
[INFO] [stdout]    --> fi_uefi/src/lib.rs:538:13
[INFO] [stdout]     |
[INFO] [stdout] 538 |         let st = EFISystemTable::fetch_global().unwrap();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_st`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool_type`
[INFO] [stdout]    --> fi_uefi/src/lib.rs:532:33
[INFO] [stdout]     |
[INFO] [stdout] 532 |     pub fn allocate_pool(&self, pool_type: u32, size: usize) -> *mut u8 {
[INFO] [stdout]     |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pool_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `st`
[INFO] [stdout]    --> fi_uefi/src/lib.rs:538:13
[INFO] [stdout]     |
[INFO] [stdout] 538 |         let st = EFISystemTable::fetch_global().unwrap();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_st`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fi_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `cstr` is never used
[INFO] [stdout]    --> fi_stdlib/src/posix.rs:359:8
[INFO] [stdout]     |
[INFO] [stdout] 359 |     fn cstr(s: &[u8]) -> *const char {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     loop {}
[INFO] [stdout]    |     ------- any code following this expression is unreachable
[INFO] [stdout] 28 |     0
[INFO] [stdout]    |     ^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `panic_info`
[INFO] [stdout]   --> src/main.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn panic_handler(panic_info: &PanicInfo) -> ! {
[INFO] [stdout]    |                  ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_panic_info`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "7783049b1dec25eaf7ca948ad5219a98d14894a56c864c751586fa2181d3b815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7783049b1dec25eaf7ca948ad5219a98d14894a56c864c751586fa2181d3b815", kill_on_drop: false }`
[INFO] [stdout] 7783049b1dec25eaf7ca948ad5219a98d14894a56c864c751586fa2181d3b815