[INFO] fetching crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0...
[INFO] testing lock-free-multi-producer-single-consumer-ring-buffer-0.4.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0
[INFO] finished tweaking crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0
[INFO] tweaked toml for crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding likely v0.1.0 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4b20d856aa4195beeb5ab0dc90b38e854063320b43012c6f21b28f6fe4b8a65
[INFO] running `Command { std: "docker" "start" "-a" "a4b20d856aa4195beeb5ab0dc90b38e854063320b43012c6f21b28f6fe4b8a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4b20d856aa4195beeb5ab0dc90b38e854063320b43012c6f21b28f6fe4b8a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b20d856aa4195beeb5ab0dc90b38e854063320b43012c6f21b28f6fe4b8a65", kill_on_drop: false }`
[INFO] [stdout] a4b20d856aa4195beeb5ab0dc90b38e854063320b43012c6f21b28f6fe4b8a65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 259b221c01b66342376627937493a92453c0fe312827d8086437d7727bd7eb8b
[INFO] running `Command { std: "docker" "start" "-a" "259b221c01b66342376627937493a92453c0fe312827d8086437d7727bd7eb8b", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling likely v0.1.0
[INFO] [stderr]    Compiling lock-free-multi-producer-single-consumer-ring-buffer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::alloc::Alloc`
[INFO] [stdout]   --> src/lib.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 | use ::std::alloc::Alloc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ no `Alloc` in `alloc`
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 99 - use ::std::alloc::Alloc;
[INFO] [stdout] 99 + use ::std::alloc::alloc;
[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:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(allocator_api, 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 label
[INFO] [stdout]    --> src/RingBufferInnerHeader.rs:163:4
[INFO] [stdout]     |
[INFO] [stdout] 163 |             'workers: for _ in 0 .. self.number_of_producers
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 | use ::std::mem::uninitialized;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/lib.rs:121:26
[INFO] [stdout]     |
[INFO] [stdout] 121 | use ::std::sync::atomic::spin_loop_hint;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/RingBufferInnerHeader.rs:316:21
[INFO] [stdout]     |
[INFO] [stdout] 316 |             buffer: unsafe { uninitialized() },
[INFO] [stdout]     |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/SpinLockBackOff.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 |             spin_loop_hint();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `dealloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]   --> src/RingBufferInner.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |         unsafe { Global.dealloc(NonNull::new_unchecked(self as *mut _ as *mut _), self.layout()) }
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `deallocate` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 26 |         unsafe { Global.deallocate(NonNull::new_unchecked(self as *mut _ as *mut _), self.layout()) }
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `alloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]   --> src/RingBufferInner.rs:60:34
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let raw_this_pointer = Global.alloc(layout).expect("Out of memory");
[INFO] [stdout]    |                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `allocate` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let raw_this_pointer = Global.allocate(layout).expect("Out of memory");
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/VolatileRingBufferOffset.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let (_new, ok) = unsafe { atomic_cxchgweak(self.unsafe_cell_contents(), old, source) };
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^ cannot infer the value of the const parameter `ORD_SUCC` declared on the function `atomic_cxchgweak`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a const generic parameter in `atomic_cxchgweak`
[INFO] [stdout]   --> /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/intrinsics/mod.rs:115:0
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let (_new, ok) = unsafe { atomic_cxchgweak::<usize, ORD_SUCC, ORD_FAIL>(self.unsafe_cell_contents(), old, source) };
[INFO] [stdout]    |                                                   +++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/VolatileRingBufferOffset.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let (_new, ok) = unsafe { atomic_cxchgweak(self.unsafe_cell_contents(), old, source) };
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^ cannot infer the value of the const parameter `ORD_FAIL` declared on the function `atomic_cxchgweak`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a const generic parameter in `atomic_cxchgweak`
[INFO] [stdout]   --> /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/intrinsics/mod.rs:115:0
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let (_new, ok) = unsafe { atomic_cxchgweak::<usize, ORD_SUCC, ORD_FAIL>(self.unsafe_cell_contents(), old, source) };
[INFO] [stdout]    |                                                   +++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0284, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock-free-multi-producer-single-consumer-ring-buffer` (lib) due to 5 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "259b221c01b66342376627937493a92453c0fe312827d8086437d7727bd7eb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259b221c01b66342376627937493a92453c0fe312827d8086437d7727bd7eb8b", kill_on_drop: false }`
[INFO] [stdout] 259b221c01b66342376627937493a92453c0fe312827d8086437d7727bd7eb8b
