[INFO] fetching crate quick_maths 0.2.1...
[INFO] checking quick_maths-0.2.1 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate quick_maths 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate quick_maths 0.2.1 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quick_maths 0.2.1
[INFO] finished tweaking crates.io crate quick_maths 0.2.1
[INFO] tweaked toml for crates.io crate quick_maths 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbaffe554879c33213f1c9732c1004946dee774c76b22de9ff9e8bb808edf2cb
[INFO] running `Command { std: "docker" "start" "-a" "bbaffe554879c33213f1c9732c1004946dee774c76b22de9ff9e8bb808edf2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbaffe554879c33213f1c9732c1004946dee774c76b22de9ff9e8bb808edf2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbaffe554879c33213f1c9732c1004946dee774c76b22de9ff9e8bb808edf2cb", kill_on_drop: false }`
[INFO] [stdout] bbaffe554879c33213f1c9732c1004946dee774c76b22de9ff9e8bb808edf2cb
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f96d9940539a35eaeab62cfcb1bb9780fabd98bd49df4feb0f9809e121793ba
[INFO] running `Command { std: "docker" "start" "-a" "0f96d9940539a35eaeab62cfcb1bb9780fabd98bd49df4feb0f9809e121793ba", kill_on_drop: false }`
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.43
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking quick_maths v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics, maybe_uninit_uninit_array, new_uninit, array_map)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics, maybe_uninit_uninit_array, new_uninit, array_map)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_map` has been stable since 1.55.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:67
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics, maybe_uninit_uninit_array, new_uninit, array_map)]
[INFO] [stdout]   |                                                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_map` has been stable since 1.55.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:67
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics, maybe_uninit_uninit_array, new_uninit, array_map)]
[INFO] [stdout]   |                                                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: mutable reference of mutable static is discouraged
[INFO] [stdout]   --> src/autodiff.rs:12:47
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn tape_mut() -> &'static mut Tape { unsafe { &mut DEFAULT_TAPE } }
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^ mutable reference of mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]    = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]    = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: mutable references are dangerous since if there's any other pointer or reference used for that static while the reference lives, that's UB; use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn tape_mut() -> &'static mut Tape { unsafe { addr_of_mut!(DEFAULT_TAPE) } }
[INFO] [stdout]    |                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]   --> src/autodiff.rs:13:39
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn tape() -> &'static Tape { unsafe { &DEFAULT_TAPE } }
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]    = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn tape() -> &'static Tape { unsafe { addr_of!(DEFAULT_TAPE) } }
[INFO] [stdout]    |                                       ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: mutable reference of mutable static is discouraged
[INFO] [stdout]   --> src/autodiff.rs:12:47
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn tape_mut() -> &'static mut Tape { unsafe { &mut DEFAULT_TAPE } }
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^ mutable reference of mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]    = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]    = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: mutable references are dangerous since if there's any other pointer or reference used for that static while the reference lives, that's UB; use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn tape_mut() -> &'static mut Tape { unsafe { addr_of_mut!(DEFAULT_TAPE) } }
[INFO] [stdout]    |                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]   --> src/autodiff.rs:13:39
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn tape() -> &'static Tape { unsafe { &DEFAULT_TAPE } }
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]    = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn tape() -> &'static Tape { unsafe { addr_of!(DEFAULT_TAPE) } }
[INFO] [stdout]    |                                       ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quick_maths` (lib) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `quick_maths` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0f96d9940539a35eaeab62cfcb1bb9780fabd98bd49df4feb0f9809e121793ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f96d9940539a35eaeab62cfcb1bb9780fabd98bd49df4feb0f9809e121793ba", kill_on_drop: false }`
[INFO] [stdout] 0f96d9940539a35eaeab62cfcb1bb9780fabd98bd49df4feb0f9809e121793ba
