[INFO] fetching crate feanor-mempool 2.1.0...
[INFO] checking feanor-mempool-2.1.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate feanor-mempool 2.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate feanor-mempool 2.1.0
[INFO] finished tweaking crates.io crate feanor-mempool 2.1.0
[INFO] tweaked toml for crates.io crate feanor-mempool 2.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate feanor-mempool 2.1.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e0b928a55b4b2d88f0ae32071233997681a6b70b3bb511032c3a6502914f33f
[INFO] running `Command { std: "docker" "start" "-a" "2e0b928a55b4b2d88f0ae32071233997681a6b70b3bb511032c3a6502914f33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e0b928a55b4b2d88f0ae32071233997681a6b70b3bb511032c3a6502914f33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e0b928a55b4b2d88f0ae32071233997681a6b70b3bb511032c3a6502914f33f", kill_on_drop: false }`
[INFO] [stdout] 2e0b928a55b4b2d88f0ae32071233997681a6b70b3bb511032c3a6502914f33f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e7e1a3caeedb80c3f9a422fff9f11a4b92f127836c217863914f58710f290e3
[INFO] running `Command { std: "docker" "start" "-a" "0e7e1a3caeedb80c3f9a422fff9f11a4b92f127836c217863914f58710f290e3", kill_on_drop: false }`
[INFO] [stderr]     Checking feanor-mempool v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_alloc_layout` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_alloc_layout)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/lib.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 | use std::ptr::Alignment;
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/lib.rs:188:68
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let allocator: DynLayoutMempool = DynLayoutMempool::new_global(Alignment::of::<u64>());
[INFO] [stdout]     |                                                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/lib.rs:214:68
[INFO] [stdout]     |
[INFO] [stdout] 214 |     let allocator: DynLayoutMempool = DynLayoutMempool::new_global(Alignment::of::<u64>());
[INFO] [stdout]     |                                                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_alloc_layout` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_alloc_layout)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]  --> src/dynsize.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ptr::{Alignment, NonNull};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     alignment: Alignment,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/dynsize.rs:136:72
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let allocator: DynLayoutMempool = DynLayoutMempool::new_global(Alignment::of::<T>());
[INFO] [stdout]     |                                                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]  --> src/dynsize.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ptr::{Alignment, NonNull};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:23:44
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub const fn new_global(max_alignment: Alignment) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     alignment: Alignment,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:23:44
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub const fn new_global(max_alignment: Alignment) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Self::new_in(Alignment::of::<u64>(), A::default())
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Self::new_in(Alignment::of::<u64>(), A::default())
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(max_alignment: Alignment) -> Self {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(max_alignment: Alignment) -> Self {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub const fn new_in(max_alignment: Alignment, base_alloc: A) -> Self {
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/dynsize.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub const fn new_in(max_alignment: Alignment, base_alloc: A) -> Self {
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/fixedsize.rs:65:20
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn get_mempool(&self) -> RefMut<Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn get_mempool(&self) -> RefMut<'_, Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dynsize.rs:67:36
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn get_or_create_allocator_for(&self, size: usize) -> RefMut<Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                                    ^^^^^                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn get_or_create_allocator_for(&self, size: usize) -> RefMut<'_, Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `never_type` is declared but not used
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(never_type)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `btree_cursors` is declared but not used
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(btree_cursors)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `slice_ptr_get` is declared but not used
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(slice_ptr_get)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `layout_for_ptr` is declared but not used
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(layout_for_ptr)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `mapped_lock_guards` is declared but not used
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(mapped_lock_guards)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/fixedsize.rs:65:20
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn get_mempool(&self) -> RefMut<Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn get_mempool(&self) -> RefMut<'_, Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dynsize.rs:67:36
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn get_or_create_allocator_for(&self, size: usize) -> RefMut<Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                                    ^^^^^                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn get_or_create_allocator_for(&self, size: usize) -> RefMut<'_, Vec<SendableNonNull<[u8]>, A>> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `never_type` is declared but not used
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(never_type)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `btree_cursors` is declared but not used
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(btree_cursors)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `slice_ptr_get` is declared but not used
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(slice_ptr_get)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `layout_for_ptr` is declared but not used
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(layout_for_ptr)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `mapped_lock_guards` is declared but not used
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(mapped_lock_guards)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "0e7e1a3caeedb80c3f9a422fff9f11a4b92f127836c217863914f58710f290e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7e1a3caeedb80c3f9a422fff9f11a4b92f127836c217863914f58710f290e3", kill_on_drop: false }`
[INFO] [stdout] 0e7e1a3caeedb80c3f9a422fff9f11a4b92f127836c217863914f58710f290e3
