[INFO] cloning repository https://github.com/Paladynee/slice-allocator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Paladynee/slice-allocator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaladynee%2Fslice-allocator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaladynee%2Fslice-allocator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dcdf40f7f2850557c7e71819c53c3b198afcf86
[INFO] checking Paladynee/slice-allocator against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaladynee%2Fslice-allocator" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Paladynee/slice-allocator
[INFO] finished tweaking git repo https://github.com/Paladynee/slice-allocator
[INFO] tweaked toml for git repo https://github.com/Paladynee/slice-allocator written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Paladynee/slice-allocator on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Paladynee/slice-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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9efcbf82d616106ca3df6944b68c92d81114122b77a17cdeac50cf37ae821757
[INFO] running `Command { std: "docker" "start" "-a" "9efcbf82d616106ca3df6944b68c92d81114122b77a17cdeac50cf37ae821757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9efcbf82d616106ca3df6944b68c92d81114122b77a17cdeac50cf37ae821757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9efcbf82d616106ca3df6944b68c92d81114122b77a17cdeac50cf37ae821757", kill_on_drop: false }`
[INFO] [stdout] 9efcbf82d616106ca3df6944b68c92d81114122b77a17cdeac50cf37ae821757
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a590af0510220f72229b7a473af634f40e6106e1e4267e443cd258379c90d4b0
[INFO] running `Command { std: "docker" "start" "-a" "a590af0510220f72229b7a473af634f40e6106e1e4267e443cd258379c90d4b0", kill_on_drop: false }`
[INFO] [stderr]     Checking slice_alloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "core_intrinsics", feature(core_intrinsics))]
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `const_eval_select`
[INFO] [stdout]  --> src/const_allocator_shared.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     intrinsics::{self, const_eval_select},
[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 import: `marker::PhantomData`
[INFO] [stdout]  --> src/weird_allocator.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::{marker::PhantomData, mem::MaybeUninit, ptr::NonNull};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "core_intrinsics", feature(core_intrinsics))]
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `const_eval_select`
[INFO] [stdout]  --> src/const_allocator_shared.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     intrinsics::{self, const_eval_select},
[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 import: `marker::PhantomData`
[INFO] [stdout]  --> src/weird_allocator.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::{marker::PhantomData, mem::MaybeUninit, ptr::NonNull};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::backing_alloc::BackingAllocation`
[INFO] [stdout]  --> src/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::backing_alloc::BackingAllocation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]  --> src/tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `align`
[INFO] [stdout]   --> src/weird_allocator.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let align = get_alignment_of_addr(mem.as_unaligned_ptr());
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_align`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_allocator` is never used
[INFO] [stdout]    --> src/experimental_allocator.rs:262:8
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn create_allocator(buf_size: usize) -> ExperimentalAllocator<'static> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `next` and `prev` are never read
[INFO] [stdout]  --> src/weird_allocator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct AllocatorNode {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 7 |     next: Option<NonNull<AllocatorNode>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     prev: Option<NonNull<AllocatorNode>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AllocatorNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mem` is never read
[INFO] [stdout]   --> src/weird_allocator.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct WeirdAllocator<'buf> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 12 |     mem: UnalignedGenericBuffer<'buf, u8>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `align`
[INFO] [stdout]   --> src/weird_allocator.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let align = get_alignment_of_addr(mem.as_unaligned_ptr());
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_align`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/tests.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let data = const { const_vec() };
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let mut allocation = unsafe { intrinsics::const_allocate(8, 8) }.cast::<u64>();
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let mut alloc = unsafe { SingleThreadedSliceAllocator::from_unique_slice(&mut rt_memory) };
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `next` and `prev` are never read
[INFO] [stdout]  --> src/weird_allocator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct AllocatorNode {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 7 |     next: Option<NonNull<AllocatorNode>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     prev: Option<NonNull<AllocatorNode>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AllocatorNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mem` is never read
[INFO] [stdout]   --> src/weird_allocator.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct WeirdAllocator<'buf> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 12 |     mem: UnalignedGenericBuffer<'buf, u8>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a590af0510220f72229b7a473af634f40e6106e1e4267e443cd258379c90d4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a590af0510220f72229b7a473af634f40e6106e1e4267e443cd258379c90d4b0", kill_on_drop: false }`
[INFO] [stdout] a590af0510220f72229b7a473af634f40e6106e1e4267e443cd258379c90d4b0
