[INFO] fetching crate lightning-containers 0.2.1...
[INFO] checking lightning-containers-0.2.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate lightning-containers 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lightning-containers 0.2.1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lightning-containers 0.2.1
[INFO] finished tweaking crates.io crate lightning-containers 0.2.1
[INFO] tweaked toml for crates.io crate lightning-containers 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] adbaf90cd7c27b59ae98af7cd5249baeb4cfb8b905cf6fcb2a834d8774179044
[INFO] running `Command { std: "docker" "start" "-a" "adbaf90cd7c27b59ae98af7cd5249baeb4cfb8b905cf6fcb2a834d8774179044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adbaf90cd7c27b59ae98af7cd5249baeb4cfb8b905cf6fcb2a834d8774179044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adbaf90cd7c27b59ae98af7cd5249baeb4cfb8b905cf6fcb2a834d8774179044", kill_on_drop: false }`
[INFO] [stdout] adbaf90cd7c27b59ae98af7cd5249baeb4cfb8b905cf6fcb2a834d8774179044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1f1eec7bb19ee6cb5b8d307a38f9895f8c2bf2c3f9bd904a5ae6820005eaad6
[INFO] running `Command { std: "docker" "start" "-a" "e1f1eec7bb19ee6cb5b8d307a38f9895f8c2bf2c3f9bd904a5ae6820005eaad6", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   log v0.4.14: std
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking lightning-containers v0.2.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]        Fixed src/spin.rs (1 fix)
[INFO] [stderr]        Fixed src/linked_map.rs (1 fix)
[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/linked_map.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             if self.head.compare_and_swap(front, *key, AcqRel) == front {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/linked_map.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     self.tail.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^
[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/linked_map.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if self.tail.compare_and_swap(back, *key, AcqRel) == back {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[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/linked_map.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     self.head.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/list.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 if self.head.compare_and_swap(head_ptr, new_head, AcqRel) != head_ptr {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[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/list.rs:87:30
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 if page.head.compare_and_swap(slot_pos, next_pos, AcqRel) == slot_pos {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:134:30
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 if self.head.compare_and_swap(head_ptr, new_head, Release) != head_ptr {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:174:22
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .compare_and_swap(head_ptr, next_buffer_ptr, AcqRel)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[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/list.rs:216:49
[INFO] [stdout]     |
[INFO] [stdout] 216 |                         let swapped = page.head.compare_and_swap(slot, new_slot, AcqRel);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:307:26
[INFO] [stdout]     |
[INFO] [stdout] 307 |             if self.head.compare_and_swap(this_head, other_head, AcqRel) != this_head {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking env_logger v0.8.4
[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/list.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 |             let flag_swap = buffer.refs.compare_and_swap(rc, rc | flag, AcqRel);
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `crossbeam_epoch::Atomic::<T>::compare_and_set`: Use `compare_exchange` instead
[INFO] [stdout]    --> src/map.rs:997:14
[INFO] [stdout]     |
[INFO] [stdout] 997 |             .compare_and_set(Shared::null(), old_chunk_ptr, AcqRel, guard)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/spin.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         while self.mark.compare_and_swap(0, 1, AcqRel) != 0 {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]    --> src/linked_map.rs:238:5
[INFO] [stdout]     |
[INFO] [stdout] 238 |     node: Arc<Node<T>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `map`
[INFO] [stdout]    --> src/linked_map.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     map: &'a LinkedObjectMap<T>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/list.rs (6 fixes)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]     --> src/map.rs:2931:44
[INFO] [stdout]      |
[INFO] [stdout] 2931 |                         std::sync::atomic::spin_loop_hint();
[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/map.rs:2952:44
[INFO] [stdout]      |
[INFO] [stdout] 2952 |                         std::sync::atomic::spin_loop_hint();
[INFO] [stdout]      |                                            ^^^^^^^^^^^^^^
[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/linked_map.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             if self.head.compare_and_swap(front, *key, AcqRel) == front {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[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/linked_map.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     self.tail.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^
[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/linked_map.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if self.tail.compare_and_swap(back, *key, AcqRel) == back {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[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/linked_map.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     self.head.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/list.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 if self.head.compare_and_swap(head_ptr, new_head, AcqRel) != head_ptr {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[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/list.rs:87:30
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 if page.head.compare_and_swap(slot_pos, next_pos, AcqRel) == slot_pos {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:134:30
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 if self.head.compare_and_swap(head_ptr, new_head, Release) != head_ptr {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:174:22
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .compare_and_swap(head_ptr, next_buffer_ptr, AcqRel)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[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/list.rs:216:49
[INFO] [stdout]     |
[INFO] [stdout] 216 |                         let swapped = page.head.compare_and_swap(slot, new_slot, AcqRel);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:307:26
[INFO] [stdout]     |
[INFO] [stdout] 307 |             if self.head.compare_and_swap(this_head, other_head, AcqRel) != this_head {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[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/list.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 |             let flag_swap = buffer.refs.compare_and_swap(rc, rc | flag, AcqRel);
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `crossbeam_epoch::Atomic::<T>::compare_and_set`: Use `compare_exchange` instead
[INFO] [stdout]    --> src/map.rs:997:14
[INFO] [stdout]     |
[INFO] [stdout] 997 |             .compare_and_set(Shared::null(), old_chunk_ptr, AcqRel, guard)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[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/map.rs:2916:32
[INFO] [stdout]      |
[INFO] [stdout] 2916 |                     if new_ptr.compare_and_swap(0, old, AcqRel) != 0 {
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/spin.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         while self.mark.compare_and_swap(0, 1, AcqRel) != 0 {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]    --> src/linked_map.rs:238:5
[INFO] [stdout]     |
[INFO] [stdout] 238 |     node: Arc<Node<T>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `map`
[INFO] [stdout]    --> src/linked_map.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     map: &'a LinkedObjectMap<T>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/list.rs:966:13
[INFO] [stdout]     |
[INFO] [stdout] 966 |             t.join();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/list.rs:996:13
[INFO] [stdout]     |
[INFO] [stdout] 996 |             t.join();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.67s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking lightning-containers v0.2.1 (/tmp/fixit)
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]     --> src/map.rs:2931:44
[INFO] [stdout]      |
[INFO] [stdout] 2931 |                         std::sync::atomic::spin_loop_hint();
[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/map.rs:2952:44
[INFO] [stdout]      |
[INFO] [stdout] 2952 |                         std::sync::atomic::spin_loop_hint();
[INFO] [stdout]      |                                            ^^^^^^^^^^^^^^
[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/linked_map.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             if self.head.compare_and_swap(front, *key, AcqRel) == front {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/linked_map.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     self.tail.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^
[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/linked_map.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if self.tail.compare_and_swap(back, *key, AcqRel) == back {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[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/linked_map.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     self.head.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/list.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 if self.head.compare_and_swap(head_ptr, new_head, AcqRel) != head_ptr {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[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/list.rs:87:30
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 if page.head.compare_and_swap(slot_pos, next_pos, AcqRel) == slot_pos {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:134:30
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 if self.head.compare_and_swap(head_ptr, new_head, Release) != head_ptr {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:174:22
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .compare_and_swap(head_ptr, next_buffer_ptr, AcqRel)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[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/list.rs:216:49
[INFO] [stdout]     |
[INFO] [stdout] 216 |                         let swapped = page.head.compare_and_swap(slot, new_slot, AcqRel);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:307:26
[INFO] [stdout]     |
[INFO] [stdout] 307 |             if self.head.compare_and_swap(this_head, other_head, AcqRel) != this_head {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[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/list.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 |             let flag_swap = buffer.refs.compare_and_swap(rc, rc | flag, AcqRel);
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[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/linked_map.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             if self.head.compare_and_swap(front, *key, AcqRel) == front {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[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/linked_map.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     self.tail.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^
[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/linked_map.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if self.tail.compare_and_swap(back, *key, AcqRel) == back {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[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/linked_map.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     self.head.compare_and_swap(NONE_KEY, *key, AcqRel);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/list.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 if self.head.compare_and_swap(head_ptr, new_head, AcqRel) != head_ptr {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[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/list.rs:87:30
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 if page.head.compare_and_swap(slot_pos, next_pos, AcqRel) == slot_pos {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:134:30
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 if self.head.compare_and_swap(head_ptr, new_head, Release) != head_ptr {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:174:22
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     .compare_and_swap(head_ptr, next_buffer_ptr, AcqRel)
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[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/list.rs:216:49
[INFO] [stdout]     |
[INFO] [stdout] 216 |                         let swapped = page.head.compare_and_swap(slot, new_slot, AcqRel);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/list.rs:307:26
[INFO] [stdout]     |
[INFO] [stdout] 307 |             if self.head.compare_and_swap(this_head, other_head, AcqRel) != this_head {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[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/list.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 |             let flag_swap = buffer.refs.compare_and_swap(rc, rc | flag, AcqRel);
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `crossbeam_epoch::Atomic::<T>::compare_and_set`: Use `compare_exchange` instead
[INFO] [stdout]    --> src/map.rs:997:14
[INFO] [stdout]     |
[INFO] [stdout] 997 |             .compare_and_set(Shared::null(), old_chunk_ptr, AcqRel, guard)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `crossbeam_epoch::Atomic::<T>::compare_and_set`: Use `compare_exchange` instead
[INFO] [stdout]    --> src/map.rs:997:14
[INFO] [stdout]     |
[INFO] [stdout] 997 |             .compare_and_set(Shared::null(), old_chunk_ptr, AcqRel, guard)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/spin.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         while self.mark.compare_and_swap(0, 1, AcqRel) != 0 {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[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/map.rs:2916:32
[INFO] [stdout]      |
[INFO] [stdout] 2916 |                     if new_ptr.compare_and_swap(0, old, AcqRel) != 0 {
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/spin.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         while self.mark.compare_and_swap(0, 1, AcqRel) != 0 {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]    --> src/linked_map.rs:238:5
[INFO] [stdout]     |
[INFO] [stdout] 238 |     node: Arc<Node<T>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `map`
[INFO] [stdout]    --> src/linked_map.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     map: &'a LinkedObjectMap<T>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]    --> src/linked_map.rs:238:5
[INFO] [stdout]     |
[INFO] [stdout] 238 |     node: Arc<Node<T>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `map`
[INFO] [stdout]    --> src/linked_map.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     map: &'a LinkedObjectMap<T>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/list.rs:966:13
[INFO] [stdout]     |
[INFO] [stdout] 966 |             t.join();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/list.rs:996:13
[INFO] [stdout]     |
[INFO] [stdout] 996 |             t.join();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e1f1eec7bb19ee6cb5b8d307a38f9895f8c2bf2c3f9bd904a5ae6820005eaad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f1eec7bb19ee6cb5b8d307a38f9895f8c2bf2c3f9bd904a5ae6820005eaad6", kill_on_drop: false }`
[INFO] [stdout] e1f1eec7bb19ee6cb5b8d307a38f9895f8c2bf2c3f9bd904a5ae6820005eaad6