[INFO] fetching crate thread-local-object 0.1.0... [INFO] testing thread-local-object-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate thread-local-object 0.1.0 into /workspace/builds/worker-116/source [INFO] validating manifest of crates.io crate thread-local-object 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate thread-local-object 0.1.0 [INFO] finished tweaking crates.io crate thread-local-object 0.1.0 [INFO] tweaked toml for crates.io crate thread-local-object 0.1.0 written to /workspace/builds/worker-116/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unsafe-any v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e91705a874031cd5c4ee3fe9dc8a6b0ae01aaf697b021ab408a3ca2984679e4 [INFO] running `Command { std: "docker" "start" "-a" "4e91705a874031cd5c4ee3fe9dc8a6b0ae01aaf697b021ab408a3ca2984679e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e91705a874031cd5c4ee3fe9dc8a6b0ae01aaf697b021ab408a3ca2984679e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e91705a874031cd5c4ee3fe9dc8a6b0ae01aaf697b021ab408a3ca2984679e4", kill_on_drop: false }` [INFO] [stdout] 4e91705a874031cd5c4ee3fe9dc8a6b0ae01aaf697b021ab408a3ca2984679e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e21595c8f547af016bd02fe821a043633e44048dc65f7d05e98c9ff8b10030c7 [INFO] running `Command { std: "docker" "start" "-a" "e21595c8f547af016bd02fe821a043633e44048dc65f7d05e98c9ff8b10030c7", kill_on_drop: false }` [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling thread-local-object v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:47 [INFO] [stdout] | [INFO] [stdout] 50 | static VALUES: RefCell>> = RefCell::new(HashMap::new()); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:234:81 [INFO] [stdout] | [INFO] [stdout] 234 | pub struct OccupiedEntry<'a, T: 'static>(hash_map::OccupiedEntry<'a, usize, Box>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:266:77 [INFO] [stdout] | [INFO] [stdout] 266 | pub struct VacantEntry<'a, T: 'static>(hash_map::VacantEntry<'a, usize, Box>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:46:38 [INFO] [stdout] | [INFO] [stdout] 46 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:53:31 [INFO] [stdout] | [INFO] [stdout] 53 | static NEXT_ID: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:65:22 [INFO] [stdout] | [INFO] [stdout] 65 | id = NEXT_ID.compare_and_swap(old, old + 1, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "e21595c8f547af016bd02fe821a043633e44048dc65f7d05e98c9ff8b10030c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21595c8f547af016bd02fe821a043633e44048dc65f7d05e98c9ff8b10030c7", kill_on_drop: false }` [INFO] [stdout] e21595c8f547af016bd02fe821a043633e44048dc65f7d05e98c9ff8b10030c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ab9965e835d66ce37cac6fc51265936726e06e0f2686a89541580b8b185cf6d [INFO] running `Command { std: "docker" "start" "-a" "2ab9965e835d66ce37cac6fc51265936726e06e0f2686a89541580b8b185cf6d", kill_on_drop: false }` [INFO] [stderr] Compiling thread-local-object v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:47 [INFO] [stdout] | [INFO] [stdout] 50 | static VALUES: RefCell>> = RefCell::new(HashMap::new()); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:234:81 [INFO] [stdout] | [INFO] [stdout] 234 | pub struct OccupiedEntry<'a, T: 'static>(hash_map::OccupiedEntry<'a, usize, Box>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:266:77 [INFO] [stdout] | [INFO] [stdout] 266 | pub struct VacantEntry<'a, T: 'static>(hash_map::VacantEntry<'a, usize, Box>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:46:38 [INFO] [stdout] | [INFO] [stdout] 46 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:53:31 [INFO] [stdout] | [INFO] [stdout] 53 | static NEXT_ID: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:65:22 [INFO] [stdout] | [INFO] [stdout] 65 | id = NEXT_ID.compare_and_swap(old, old + 1, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:47 [INFO] [stdout] | [INFO] [stdout] 50 | static VALUES: RefCell>> = RefCell::new(HashMap::new()); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:234:81 [INFO] [stdout] | [INFO] [stdout] 234 | pub struct OccupiedEntry<'a, T: 'static>(hash_map::OccupiedEntry<'a, usize, Box>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:266:77 [INFO] [stdout] | [INFO] [stdout] 266 | pub struct VacantEntry<'a, T: 'static>(hash_map::VacantEntry<'a, usize, Box>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:46:38 [INFO] [stdout] | [INFO] [stdout] 46 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:53:31 [INFO] [stdout] | [INFO] [stdout] 53 | static NEXT_ID: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:65:22 [INFO] [stdout] | [INFO] [stdout] 65 | id = NEXT_ID.compare_and_swap(old, old + 1, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "2ab9965e835d66ce37cac6fc51265936726e06e0f2686a89541580b8b185cf6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ab9965e835d66ce37cac6fc51265936726e06e0f2686a89541580b8b185cf6d", kill_on_drop: false }` [INFO] [stdout] 2ab9965e835d66ce37cac6fc51265936726e06e0f2686a89541580b8b185cf6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6651a1f4741fad2c28627fca72c1b4d43863b1687f35d88a29cbf3bfb2e05d2e [INFO] running `Command { std: "docker" "start" "-a" "6651a1f4741fad2c28627fca72c1b4d43863b1687f35d88a29cbf3bfb2e05d2e", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:50:47 [INFO] [stderr] | [INFO] [stderr] 50 | static VALUES: RefCell>> = RefCell::new(HashMap::new()); [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:234:81 [INFO] [stderr] | [INFO] [stderr] 234 | pub struct OccupiedEntry<'a, T: 'static>(hash_map::OccupiedEntry<'a, usize, Box>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:266:77 [INFO] [stderr] | [INFO] [stderr] 266 | pub struct VacantEntry<'a, T: 'static>(hash_map::VacantEntry<'a, usize, Box>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn UnsafeAny` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/lib.rs:46:38 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 46 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/lib.rs:53:31 [INFO] [stderr] | [INFO] [stderr] 53 | static NEXT_ID: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/lib.rs:65:22 [INFO] [stderr] | [INFO] [stderr] 65 | id = NEXT_ID.compare_and_swap(old, old + 1, Ordering::SeqCst); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `thread-local-object` (lib) generated 6 warnings [INFO] [stderr] warning: `thread-local-object` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/thread_local_object-a071bb81f55dc022) [INFO] [stderr] Doc-tests thread-local-object [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 18) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6651a1f4741fad2c28627fca72c1b4d43863b1687f35d88a29cbf3bfb2e05d2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6651a1f4741fad2c28627fca72c1b4d43863b1687f35d88a29cbf3bfb2e05d2e", kill_on_drop: false }` [INFO] [stdout] 6651a1f4741fad2c28627fca72c1b4d43863b1687f35d88a29cbf3bfb2e05d2e