[INFO] fetching crate swap-arc 0.1.1...
[INFO] testing swap-arc-0.1.1 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate swap-arc 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate swap-arc 0.1.1
[INFO] finished tweaking crates.io crate swap-arc 0.1.1
[INFO] tweaked toml for crates.io crate swap-arc 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate swap-arc 0.1.1 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded likely_stable v0.1.3
[INFO] [stderr]   Downloaded arc-swap v1.9.1
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3de3661583e8b118dd36d87ba3a61c5fbf8d98738763dc55895ad866fdd6b2cc
[INFO] running `Command { std: "docker" "start" "-a" "3de3661583e8b118dd36d87ba3a61c5fbf8d98738763dc55895ad866fdd6b2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3de3661583e8b118dd36d87ba3a61c5fbf8d98738763dc55895ad866fdd6b2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de3661583e8b118dd36d87ba3a61c5fbf8d98738763dc55895ad866fdd6b2cc", kill_on_drop: false }`
[INFO] [stdout] 3de3661583e8b118dd36d87ba3a61c5fbf8d98738763dc55895ad866fdd6b2cc
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f8b18c1ee5466b39208c1bc32589a0ed0ca6de288ec3017c96ceb116cdbc7a6
[INFO] running `Command { std: "docker" "start" "-a" "1f8b18c1ee5466b39208c1bc32589a0ed0ca6de288ec3017c96ceb116cdbc7a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling likely_stable v0.1.3
[INFO] [stderr]    Compiling swap-arc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `compare_exchange_inner` is never used
[INFO] [stdout]    --> src/lib.rs:855:15
[INFO] [stdout]     |
[INFO] [stdout]  80 | / impl<T: Send + Sync, D: DataPtrConvert<T>, const METADATA_BITS: u32>
[INFO] [stdout]  81 | |     SwapArcAnyMeta<T, D, METADATA_BITS>
[INFO] [stdout]     | |_______________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 855 |       unsafe fn compare_exchange_inner<const IGNORE_META: bool>(&self, old: *const T, new: *const T) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_exposed_addr` is never used
[INFO] [stdout]     --> src/lib.rs:1620:19
[INFO] [stdout]      |
[INFO] [stdout] 1620 |     pub(crate) fn from_exposed_addr<T>(exposed_addr: usize) -> *const T {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_exposed_addr_mut` is never used
[INFO] [stdout]     --> src/lib.rs:1625:19
[INFO] [stdout]      |
[INFO] [stdout] 1625 |     pub(crate) fn from_exposed_addr_mut<T>(exposed_addr: usize) -> *mut T {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn load(&self) -> SwapArcGuard<T, D, METADATA_BITS> {
[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] 134 |     pub fn load(&self) -> SwapArcGuard<'_, T, D, METADATA_BITS> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:491:22
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<T, D, METADATA_BITS> {
[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] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<'_, T, D, METADATA_BITS> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "1f8b18c1ee5466b39208c1bc32589a0ed0ca6de288ec3017c96ceb116cdbc7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8b18c1ee5466b39208c1bc32589a0ed0ca6de288ec3017c96ceb116cdbc7a6", kill_on_drop: false }`
[INFO] [stdout] 1f8b18c1ee5466b39208c1bc32589a0ed0ca6de288ec3017c96ceb116cdbc7a6
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e8b0677a90e70aa2ee8f18ace9199cca90dd6f723e78caf24f5267f6064b19b
[INFO] running `Command { std: "docker" "start" "-a" "0e8b0677a90e70aa2ee8f18ace9199cca90dd6f723e78caf24f5267f6064b19b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling arc-swap v1.9.1
[INFO] [stdout] warning: method `compare_exchange_inner` is never used
[INFO] [stdout]    --> src/lib.rs:855:15
[INFO] [stdout]     |
[INFO] [stdout]  80 | / impl<T: Send + Sync, D: DataPtrConvert<T>, const METADATA_BITS: u32>
[INFO] [stdout]  81 | |     SwapArcAnyMeta<T, D, METADATA_BITS>
[INFO] [stdout]     | |_______________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 855 |       unsafe fn compare_exchange_inner<const IGNORE_META: bool>(&self, old: *const T, new: *const T) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_exposed_addr` is never used
[INFO] [stdout]     --> src/lib.rs:1620:19
[INFO] [stdout]      |
[INFO] [stdout] 1620 |     pub(crate) fn from_exposed_addr<T>(exposed_addr: usize) -> *const T {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_exposed_addr_mut` is never used
[INFO] [stdout]     --> src/lib.rs:1625:19
[INFO] [stdout]      |
[INFO] [stdout] 1625 |     pub(crate) fn from_exposed_addr_mut<T>(exposed_addr: usize) -> *mut T {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn load(&self) -> SwapArcGuard<T, D, METADATA_BITS> {
[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] 134 |     pub fn load(&self) -> SwapArcGuard<'_, T, D, METADATA_BITS> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:491:22
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<T, D, METADATA_BITS> {
[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] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<'_, T, D, METADATA_BITS> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling swap-arc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `compare_exchange_inner` is never used
[INFO] [stdout]    --> src/lib.rs:855:15
[INFO] [stdout]     |
[INFO] [stdout]  80 | / impl<T: Send + Sync, D: DataPtrConvert<T>, const METADATA_BITS: u32>
[INFO] [stdout]  81 | |     SwapArcAnyMeta<T, D, METADATA_BITS>
[INFO] [stdout]     | |_______________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 855 |       unsafe fn compare_exchange_inner<const IGNORE_META: bool>(&self, old: *const T, new: *const T) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_exposed_addr` is never used
[INFO] [stdout]     --> src/lib.rs:1620:19
[INFO] [stdout]      |
[INFO] [stdout] 1620 |     pub(crate) fn from_exposed_addr<T>(exposed_addr: usize) -> *const T {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_exposed_addr_mut` is never used
[INFO] [stdout]     --> src/lib.rs:1625:19
[INFO] [stdout]      |
[INFO] [stdout] 1625 |     pub(crate) fn from_exposed_addr_mut<T>(exposed_addr: usize) -> *mut T {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn load(&self) -> SwapArcGuard<T, D, METADATA_BITS> {
[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] 134 |     pub fn load(&self) -> SwapArcGuard<'_, T, D, METADATA_BITS> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:491:22
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<T, D, METADATA_BITS> {
[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] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<'_, T, D, METADATA_BITS> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "0e8b0677a90e70aa2ee8f18ace9199cca90dd6f723e78caf24f5267f6064b19b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8b0677a90e70aa2ee8f18ace9199cca90dd6f723e78caf24f5267f6064b19b", kill_on_drop: false }`
[INFO] [stdout] 0e8b0677a90e70aa2ee8f18ace9199cca90dd6f723e78caf24f5267f6064b19b
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ebd866223c1cd57fb7fa4377c993802b2247fc2263b1d1e3c7713af8af9f9f5
[INFO] running `Command { std: "docker" "start" "-a" "2ebd866223c1cd57fb7fa4377c993802b2247fc2263b1d1e3c7713af8af9f9f5", kill_on_drop: false }`
[INFO] [stderr] warning: method `compare_exchange_inner` is never used
[INFO] [stderr]    --> src/lib.rs:855:15
[INFO] [stderr]     |
[INFO] [stderr]  80 | / impl<T: Send + Sync, D: DataPtrConvert<T>, const METADATA_BITS: u32>
[INFO] [stderr]  81 | |     SwapArcAnyMeta<T, D, METADATA_BITS>
[INFO] [stderr]     | |_______________________________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 855 |       unsafe fn compare_exchange_inner<const IGNORE_META: bool>(&self, old: *const T, new: *const T) -> bool {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `from_exposed_addr` is never used
[INFO] [stderr]     --> src/lib.rs:1620:19
[INFO] [stderr]      |
[INFO] [stderr] 1620 |     pub(crate) fn from_exposed_addr<T>(exposed_addr: usize) -> *const T {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `from_exposed_addr_mut` is never used
[INFO] [stderr]     --> src/lib.rs:1625:19
[INFO] [stderr]      |
[INFO] [stderr] 1625 |     pub(crate) fn from_exposed_addr_mut<T>(exposed_addr: usize) -> *mut T {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn load(&self) -> SwapArcGuard<T, D, METADATA_BITS> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn load(&self) -> SwapArcGuard<'_, T, D, METADATA_BITS> {
[INFO] [stderr]     |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:491:22
[INFO] [stderr]     |
[INFO] [stderr] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<T, D, METADATA_BITS> {
[INFO] [stderr]     |                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 491 |     fn load_strongly(&self) -> SwapArcStrongGuard<'_, T, D, METADATA_BITS> {
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `swap-arc` (lib) generated 5 warnings (run `cargo fix --lib -p swap-arc` to apply 2 suggestions)
[INFO] [stderr] warning: `swap-arc` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/swap_arc-1bfc64c66b879ec8)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_load ... ok
[INFO] [stdout] test test_store ... ok
[INFO] [stdout] test test_load_multi ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests swap_arc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ebd866223c1cd57fb7fa4377c993802b2247fc2263b1d1e3c7713af8af9f9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ebd866223c1cd57fb7fa4377c993802b2247fc2263b1d1e3c7713af8af9f9f5", kill_on_drop: false }`
[INFO] [stdout] 2ebd866223c1cd57fb7fa4377c993802b2247fc2263b1d1e3c7713af8af9f9f5
