[INFO] cloning repository https://github.com/p-h-c-s/rust-allocator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/p-h-c-s/rust-allocator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp-h-c-s%2Frust-allocator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp-h-c-s%2Frust-allocator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 649a6a7e8d00afb45e8041cad53634a2c7860c4e
[INFO] checking p-h-c-s/rust-allocator against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp-h-c-s%2Frust-allocator" "/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/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/p-h-c-s/rust-allocator
[INFO] finished tweaking git repo https://github.com/p-h-c-s/rust-allocator
[INFO] tweaked toml for git repo https://github.com/p-h-c-s/rust-allocator written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/p-h-c-s/rust-allocator on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/p-h-c-s/rust-allocator 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" "+52995a223f2919dd3e2e427231db90a257350ded" "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 libc v0.2.155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c
[INFO] running `Command { std: "docker" "start" "8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking rmalloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Locked` and `SbrkAllocator`
[INFO] [stdout]  --> src/main.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use allocator::sbrk::{Locked, SbrkAllocator};
[INFO] [stdout]   |                       ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_mut_refs)] // allows static mut refs
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Locked` and `SbrkAllocator`
[INFO] [stdout]  --> src/main.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use allocator::sbrk::{Locked, SbrkAllocator};
[INFO] [stdout]   |                       ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_mut_refs)] // allows static mut refs
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/allocator/sbrk.rs:65:24
[INFO] [stdout]      |
[INFO] [stdout]   65 |         let ptr = sbrk(size) as isize;
[INFO] [stdout]      |                   ---- ^^^^ expected `isize`, found `i32`
[INFO] [stdout]      |                   |
[INFO] [stdout]      |                   arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.155/src/unix/linux_like/mod.rs:1741:12
[INFO] [stdout]      |
[INFO] [stdout] 1741 |     pub fn sbrk(increment: ::intptr_t) -> *mut ::c_void;
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] help: you can convert an `i32` to an `isize` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout]   65 |         let ptr = sbrk(size.try_into().unwrap()) as isize;
[INFO] [stdout]      |                            ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/allocator/sbrk.rs:65:24
[INFO] [stdout]      |
[INFO] [stdout]   65 |         let ptr = sbrk(size) as isize;
[INFO] [stdout]      |                   ---- ^^^^ expected `isize`, found `i32`
[INFO] [stdout]      |                   |
[INFO] [stdout]      |                   arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.155/src/unix/linux_like/mod.rs:1741:12
[INFO] [stdout]      |
[INFO] [stdout] 1741 |     pub fn sbrk(increment: ::intptr_t) -> *mut ::c_void;
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] help: you can convert an `i32` to an `isize` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout]   65 |         let ptr = sbrk(size.try_into().unwrap()) as isize;
[INFO] [stdout]      |                            ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmalloc` (bin "rmalloc") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rmalloc` (bin "rmalloc" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c", kill_on_drop: false }`
[INFO] [stdout] 8692c8048ea818f2bf58610139263e3505be8b7fef2776f1ce192d54e6c69c1c
