[INFO] fetching crate rslab 0.2.1...
[INFO] testing rslab-0.2.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate rslab 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rslab 0.2.1
[INFO] finished tweaking crates.io crate rslab 0.2.1
[INFO] tweaked toml for crates.io crate rslab 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rslab 0.2.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rslab 0.2.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lock_api v0.4.9
[INFO] [stderr]   Downloaded spin v0.9.4
[INFO] [stderr]   Downloaded linked_list_allocator v0.10.4
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[INFO] [stderr]   Downloaded average v0.13.1
[INFO] [stderr]   Downloaded float-ord v0.3.2
[INFO] [stderr]   Downloaded spin v0.7.1
[INFO] [stderr]   Downloaded easy-cast v0.4.4
[INFO] [stderr]   Downloaded raw-cpuid v10.6.0
[INFO] [stderr]   Downloaded volatile v0.4.5
[INFO] [stderr]   Downloaded doubly-linked-list v0.2.0
[INFO] [stderr]   Downloaded libm v0.2.5
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded spinning_top v0.2.4
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded x86 v0.51.0
[INFO] [stderr]   Downloaded preprint v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 059664e97c664b705d25b9a9bf174c35f89b99a4edb01088b7a8bf2e1cb77566
[INFO] running `Command { std: "docker" "start" "-a" "059664e97c664b705d25b9a9bf174c35f89b99a4edb01088b7a8bf2e1cb77566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "059664e97c664b705d25b9a9bf174c35f89b99a4edb01088b7a8bf2e1cb77566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "059664e97c664b705d25b9a9bf174c35f89b99a4edb01088b7a8bf2e1cb77566", kill_on_drop: false }`
[INFO] [stdout] 059664e97c664b705d25b9a9bf174c35f89b99a4edb01088b7a8bf2e1cb77566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 451d42e152fc649b38ec161d98ab17c0da1eb2b449f086311a7e9ac0ea74cc3f
[INFO] running `Command { std: "docker" "start" "-a" "451d42e152fc649b38ec161d98ab17c0da1eb2b449f086311a7e9ac0ea74cc3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling volatile v0.4.5
[INFO] [stderr]    Compiling preprint v0.1.0
[INFO] [stderr]    Compiling doubly-linked-list v0.2.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling rslab v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `nonnull_slice_from_raw_parts` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(nonnull_slice_from_raw_parts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:321:39
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:330:35
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:630:35
[INFO] [stdout]     |
[INFO] [stdout] 630 |         let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 630 |         let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:842:31
[INFO] [stdout]     |
[INFO] [stdout] 842 |     let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 842 |     let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:851:25
[INFO] [stdout]     |
[INFO] [stdout] 851 |         list_head_init!(SLAB_CACHES);
[INFO] [stdout]     |                         ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:853:26
[INFO] [stdout]     |
[INFO] [stdout] 853 |     let cache = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 853 |     let cache = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:865:39
[INFO] [stdout]     |
[INFO] [stdout] 865 |         cache.mem_cache_node.shared = &mut ARRAY_CACHE_NODE_BOOT as *mut ArrayCache;
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 865 |         cache.mem_cache_node.shared = &raw mut ARRAY_CACHE_NODE_BOOT as *mut ArrayCache;
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:869:27
[INFO] [stdout]     |
[INFO] [stdout] 869 |         to_list_head_ptr!(SLAB_CACHES)
[INFO] [stdout]     |                           ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:883:45
[INFO] [stdout]     |
[INFO] [stdout] 883 |         array_cache.mem_cache_node.shared = &mut ARRAY_CACHE_NODE_ARRAY as *mut ArrayCache;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 883 |         array_cache.mem_cache_node.shared = &raw mut ARRAY_CACHE_NODE_ARRAY as *mut ArrayCache;
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/slab.rs:893:13
[INFO] [stdout]     |
[INFO] [stdout] 890 |     name: &'static str,
[INFO] [stdout]     |            ------- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 893 | ) -> Result<&mut MemCache, SlabError> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]     |
[INFO] [stdout] 893 | ) -> Result<&'static mut MemCache, SlabError> {
[INFO] [stdout]     |              +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:895:31
[INFO] [stdout]     |
[INFO] [stdout] 895 |     let cache_head = unsafe { &mut SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 895 |     let cache_head = unsafe { &raw mut SLAB_CACHES };
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/slab.rs:910:71
[INFO] [stdout]     |
[INFO] [stdout] 910 | fn create(name: &'static str, object_size: u32, align: u32) -> Result<&mut MemCache, SlabError> {
[INFO] [stdout]     |                  ------- the lifetime is named here                   ^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]     |
[INFO] [stdout] 910 | fn create(name: &'static str, object_size: u32, align: u32) -> Result<&'static mut MemCache, SlabError> {
[INFO] [stdout]     |                                                                        +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:912:26
[INFO] [stdout]     |
[INFO] [stdout] 912 |     let cache = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 912 |     let cache = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:921:27
[INFO] [stdout]     |
[INFO] [stdout] 921 |         to_list_head_ptr!(SLAB_CACHES)
[INFO] [stdout]     |                           ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:935:31
[INFO] [stdout]     |
[INFO] [stdout] 935 |     let cache_list = unsafe { &mut SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 935 |     let cache_list = unsafe { &raw mut SLAB_CACHES };
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:954:31
[INFO] [stdout]     |
[INFO] [stdout] 954 |     let cache_list = unsafe { &SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 954 |     let cache_list = unsafe { &raw const SLAB_CACHES };
[INFO] [stdout]     |                                +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:975:31
[INFO] [stdout]     |
[INFO] [stdout] 975 |     let cache_list = unsafe { &SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 975 |     let cache_list = unsafe { &raw const SLAB_CACHES };
[INFO] [stdout]     |                                +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "451d42e152fc649b38ec161d98ab17c0da1eb2b449f086311a7e9ac0ea74cc3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451d42e152fc649b38ec161d98ab17c0da1eb2b449f086311a7e9ac0ea74cc3f", kill_on_drop: false }`
[INFO] [stdout] 451d42e152fc649b38ec161d98ab17c0da1eb2b449f086311a7e9ac0ea74cc3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dfc3f3f7ac15a3849e4080de912c66bc1546a04600298d08e464587d7d7ccb0
[INFO] running `Command { std: "docker" "start" "-a" "3dfc3f3f7ac15a3849e4080de912c66bc1546a04600298d08e464587d7d7ccb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling libm v0.2.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling x86 v0.51.0
[INFO] [stderr]    Compiling spin v0.7.1
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling raw-cpuid v10.6.0
[INFO] [stderr]    Compiling buddy_system_allocator v0.8.0
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling spinning_top v0.2.4
[INFO] [stderr]    Compiling easy-cast v0.4.4
[INFO] [stderr]    Compiling linked_list_allocator v0.10.4
[INFO] [stderr]    Compiling simple-chunk-allocator v0.1.5
[INFO] [stderr]    Compiling rslab v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `const_align_offset`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/simple-chunk-allocator-0.1.5/src/lib.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | #![feature(const_align_offset)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `nonnull_slice_from_raw_parts` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(nonnull_slice_from_raw_parts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `core::ptr::const_ptr::<impl *const u8>::align_offset` in constant functions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/simple-chunk-allocator-0.1.5/src/allocator.rs:146:36
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let offset = heap.as_ptr().align_offset(CHUNK_SIZE);
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `core::ptr::const_ptr::<impl *const u8>::align_offset` in constant functions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/simple-chunk-allocator-0.1.5/src/allocator.rs:208:36
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let offset = heap.as_ptr().align_offset(CHUNK_SIZE);
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0015, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-chunk-allocator` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:321:39
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:330:35
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:630:35
[INFO] [stdout]     |
[INFO] [stdout] 630 |         let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 630 |         let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:842:31
[INFO] [stdout]     |
[INFO] [stdout] 842 |     let cache_head = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 842 |     let cache_head = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:851:25
[INFO] [stdout]     |
[INFO] [stdout] 851 |         list_head_init!(SLAB_CACHES);
[INFO] [stdout]     |                         ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:853:26
[INFO] [stdout]     |
[INFO] [stdout] 853 |     let cache = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 853 |     let cache = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:865:39
[INFO] [stdout]     |
[INFO] [stdout] 865 |         cache.mem_cache_node.shared = &mut ARRAY_CACHE_NODE_BOOT as *mut ArrayCache;
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 865 |         cache.mem_cache_node.shared = &raw mut ARRAY_CACHE_NODE_BOOT as *mut ArrayCache;
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:869:27
[INFO] [stdout]     |
[INFO] [stdout] 869 |         to_list_head_ptr!(SLAB_CACHES)
[INFO] [stdout]     |                           ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:883:45
[INFO] [stdout]     |
[INFO] [stdout] 883 |         array_cache.mem_cache_node.shared = &mut ARRAY_CACHE_NODE_ARRAY as *mut ArrayCache;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 883 |         array_cache.mem_cache_node.shared = &raw mut ARRAY_CACHE_NODE_ARRAY as *mut ArrayCache;
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/slab.rs:893:13
[INFO] [stdout]     |
[INFO] [stdout] 890 |     name: &'static str,
[INFO] [stdout]     |            ------- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 893 | ) -> Result<&mut MemCache, SlabError> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]     |
[INFO] [stdout] 893 | ) -> Result<&'static mut MemCache, SlabError> {
[INFO] [stdout]     |              +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:895:31
[INFO] [stdout]     |
[INFO] [stdout] 895 |     let cache_head = unsafe { &mut SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 895 |     let cache_head = unsafe { &raw mut SLAB_CACHES };
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/slab.rs:910:71
[INFO] [stdout]     |
[INFO] [stdout] 910 | fn create(name: &'static str, object_size: u32, align: u32) -> Result<&mut MemCache, SlabError> {
[INFO] [stdout]     |                  ------- the lifetime is named here                   ^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]     |
[INFO] [stdout] 910 | fn create(name: &'static str, object_size: u32, align: u32) -> Result<&'static mut MemCache, SlabError> {
[INFO] [stdout]     |                                                                        +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:912:26
[INFO] [stdout]     |
[INFO] [stdout] 912 |     let cache = unsafe { &mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 912 |     let cache = unsafe { &raw mut MEM_CACHE_BOOT };
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:921:27
[INFO] [stdout]     |
[INFO] [stdout] 921 |         to_list_head_ptr!(SLAB_CACHES)
[INFO] [stdout]     |                           ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/slab.rs:935:31
[INFO] [stdout]     |
[INFO] [stdout] 935 |     let cache_list = unsafe { &mut SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 935 |     let cache_list = unsafe { &raw mut SLAB_CACHES };
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:954:31
[INFO] [stdout]     |
[INFO] [stdout] 954 |     let cache_list = unsafe { &SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 954 |     let cache_list = unsafe { &raw const SLAB_CACHES };
[INFO] [stdout]     |                                +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/slab.rs:975:31
[INFO] [stdout]     |
[INFO] [stdout] 975 |     let cache_list = unsafe { &SLAB_CACHES };
[INFO] [stdout]     |                               ^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] help: use `&raw const` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 975 |     let cache_list = unsafe { &raw const SLAB_CACHES };
[INFO] [stdout]     |                                +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3dfc3f3f7ac15a3849e4080de912c66bc1546a04600298d08e464587d7d7ccb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dfc3f3f7ac15a3849e4080de912c66bc1546a04600298d08e464587d7d7ccb0", kill_on_drop: false }`
[INFO] [stdout] 3dfc3f3f7ac15a3849e4080de912c66bc1546a04600298d08e464587d7d7ccb0
