[INFO] cloning repository https://github.com/mattwparas/biased-rc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattwparas/biased-rc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattwparas%2Fbiased-rc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattwparas%2Fbiased-rc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f54ed305fa61ecf92faa58723f07b5de3316ec29
[INFO] testing mattwparas/biased-rc against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattwparas%2Fbiased-rc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mattwparas/biased-rc
[INFO] finished tweaking git repo https://github.com/mattwparas/biased-rc
[INFO] tweaked toml for git repo https://github.com/mattwparas/biased-rc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mattwparas/biased-rc on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mattwparas/biased-rc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing mattwparas/biased-rc against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattwparas%2Fbiased-rc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mattwparas/biased-rc
[INFO] finished tweaking git repo https://github.com/mattwparas/biased-rc
[INFO] tweaked toml for git repo https://github.com/mattwparas/biased-rc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mattwparas/biased-rc on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mattwparas/biased-rc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1715522c56fa278f2d0e2dc7ca1ad39390948fe9f9cc83345ae68bd35ab7e73a
[INFO] running `Command { std: "docker" "start" "-a" "1715522c56fa278f2d0e2dc7ca1ad39390948fe9f9cc83345ae68bd35ab7e73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1715522c56fa278f2d0e2dc7ca1ad39390948fe9f9cc83345ae68bd35ab7e73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1715522c56fa278f2d0e2dc7ca1ad39390948fe9f9cc83345ae68bd35ab7e73a", kill_on_drop: false }`
[INFO] [stdout] 1715522c56fa278f2d0e2dc7ca1ad39390948fe9f9cc83345ae68bd35ab7e73a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] fd82a7c3ae97557cdc41e8179e0e5aea08ba657b18f5248d8f28b02048c5c0b3
[INFO] running `Command { std: "docker" "start" "-a" "fd82a7c3ae97557cdc41e8179e0e5aea08ba657b18f5248d8f28b02048c5c0b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling biased-rc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]   --> src/lib.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::{LazyLock, Mutex};
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AtomicOptionThreadId` is never constructed
[INFO] [stdout]   --> src/lib.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub(crate) struct AtomicOptionThreadId(core::sync::atomic::AtomicUsize);
[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 `wrap` is never used
[INFO] [stdout]   --> src/lib.rs:90:4
[INFO] [stdout]    |
[INFO] [stdout] 90 | fn wrap(value: usize) -> Option<ThreadId> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap` is never used
[INFO] [stdout]    --> src/lib.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | const fn unwrap(value: Option<ThreadId>) -> usize {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, `store`, and `store_if_none` are never used
[INFO] [stdout]    --> src/lib.rs:112:18
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl AtomicOptionThreadId {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub const fn new(id: Option<ThreadId>) -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn load(&self, order: Ordering) -> Option<ThreadId> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn store(&self, val: Option<ThreadId>, order: Ordering) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn store_if_none(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `has_unique_ref_old` is never used
[INFO] [stdout]    --> src/lib.rs:666:8
[INFO] [stdout]     |
[INFO] [stdout] 421 | impl<T: ?Sized> RcBox<T> {
[INFO] [stdout]     | ------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 666 |     fn has_unique_ref_old(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_thread_registered` is never used
[INFO] [stdout]    --> src/lib.rs:793:8
[INFO] [stdout]     |
[INFO] [stdout] 792 | impl TypeMap {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 793 |     fn is_thread_registered(key: ThreadId) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `try_allocate_for_val` and `allocate_for_val` are never used
[INFO] [stdout]     --> src/lib.rs:1004:8
[INFO] [stdout]      |
[INFO] [stdout]  982 | impl<T: ?Sized> RcBox<T> {
[INFO] [stdout]      | ------------------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1004 |     fn try_allocate_for_val(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1046 |     fn allocate_for_val(meta: RcWord, example: &T, zeroed: bool) -> NonNull<RcBox<T>> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]     --> src/lib.rs:1973:8
[INFO] [stdout]      |
[INFO] [stdout] 1973 | struct Test(u8);
[INFO] [stdout]      |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "fd82a7c3ae97557cdc41e8179e0e5aea08ba657b18f5248d8f28b02048c5c0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd82a7c3ae97557cdc41e8179e0e5aea08ba657b18f5248d8f28b02048c5c0b3", kill_on_drop: false }`
[INFO] [stdout] fd82a7c3ae97557cdc41e8179e0e5aea08ba657b18f5248d8f28b02048c5c0b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] a0caba1deecd7d22df596b3fad5e84bc20763a32f377450840532b057c24c680
[INFO] running `Command { std: "docker" "start" "-a" "a0caba1deecd7d22df596b3fad5e84bc20763a32f377450840532b057c24c680", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]   --> src/lib.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::{LazyLock, Mutex};
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AtomicOptionThreadId` is never constructed
[INFO] [stdout]   --> src/lib.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub(crate) struct AtomicOptionThreadId(core::sync::atomic::AtomicUsize);
[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 `wrap` is never used
[INFO] [stdout]   --> src/lib.rs:90:4
[INFO] [stdout]    |
[INFO] [stdout] 90 | fn wrap(value: usize) -> Option<ThreadId> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap` is never used
[INFO] [stdout]    --> src/lib.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | const fn unwrap(value: Option<ThreadId>) -> usize {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, `store`, and `store_if_none` are never used
[INFO] [stdout]    --> src/lib.rs:112:18
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl AtomicOptionThreadId {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub const fn new(id: Option<ThreadId>) -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn load(&self, order: Ordering) -> Option<ThreadId> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn store(&self, val: Option<ThreadId>, order: Ordering) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn store_if_none(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `has_unique_ref_old` is never used
[INFO] [stdout]    --> src/lib.rs:666:8
[INFO] [stdout]     |
[INFO] [stdout] 421 | impl<T: ?Sized> RcBox<T> {
[INFO] [stdout]     | ------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 666 |     fn has_unique_ref_old(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_thread_registered` is never used
[INFO] [stdout]    --> src/lib.rs:793:8
[INFO] [stdout]     |
[INFO] [stdout] 792 | impl TypeMap {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 793 |     fn is_thread_registered(key: ThreadId) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `try_allocate_for_val` and `allocate_for_val` are never used
[INFO] [stdout]     --> src/lib.rs:1004:8
[INFO] [stdout]      |
[INFO] [stdout]  982 | impl<T: ?Sized> RcBox<T> {
[INFO] [stdout]      | ------------------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1004 |     fn try_allocate_for_val(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1046 |     fn allocate_for_val(meta: RcWord, example: &T, zeroed: bool) -> NonNull<RcBox<T>> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling biased-rc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]     --> src/lib.rs:1973:8
[INFO] [stdout]      |
[INFO] [stdout] 1973 | struct Test(u8);
[INFO] [stdout]      |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]   --> src/lib.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::{LazyLock, Mutex};
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AtomicOptionThreadId` is never constructed
[INFO] [stdout]   --> src/lib.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub(crate) struct AtomicOptionThreadId(core::sync::atomic::AtomicUsize);
[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 `wrap` is never used
[INFO] [stdout]   --> src/lib.rs:90:4
[INFO] [stdout]    |
[INFO] [stdout] 90 | fn wrap(value: usize) -> Option<ThreadId> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unwrap` is never used
[INFO] [stdout]    --> src/lib.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | const fn unwrap(value: Option<ThreadId>) -> usize {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, `store`, and `store_if_none` are never used
[INFO] [stdout]    --> src/lib.rs:112:18
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl AtomicOptionThreadId {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub const fn new(id: Option<ThreadId>) -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn load(&self, order: Ordering) -> Option<ThreadId> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn store(&self, val: Option<ThreadId>, order: Ordering) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn store_if_none(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `has_unique_ref_old` is never used
[INFO] [stdout]    --> src/lib.rs:666:8
[INFO] [stdout]     |
[INFO] [stdout] 421 | impl<T: ?Sized> RcBox<T> {
[INFO] [stdout]     | ------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 666 |     fn has_unique_ref_old(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_thread_registered` is never used
[INFO] [stdout]    --> src/lib.rs:793:8
[INFO] [stdout]     |
[INFO] [stdout] 792 | impl TypeMap {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 793 |     fn is_thread_registered(key: ThreadId) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `try_allocate_for_val` and `allocate_for_val` are never used
[INFO] [stdout]     --> src/lib.rs:1004:8
[INFO] [stdout]      |
[INFO] [stdout]  982 | impl<T: ?Sized> RcBox<T> {
[INFO] [stdout]      | ------------------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1004 |     fn try_allocate_for_val(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1046 |     fn allocate_for_val(meta: RcWord, example: &T, zeroed: bool) -> NonNull<RcBox<T>> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "a0caba1deecd7d22df596b3fad5e84bc20763a32f377450840532b057c24c680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0caba1deecd7d22df596b3fad5e84bc20763a32f377450840532b057c24c680", kill_on_drop: false }`
[INFO] [stdout] a0caba1deecd7d22df596b3fad5e84bc20763a32f377450840532b057c24c680
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 64f4a762b723c347c3495dda9b7d8ffc07d5c3df89cb0dcecfa3f7835ceaa693
[INFO] running `Command { std: "docker" "start" "-a" "64f4a762b723c347c3495dda9b7d8ffc07d5c3df89cb0dcecfa3f7835ceaa693", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Mutex`
[INFO] [stderr]   --> src/lib.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::sync::{LazyLock, Mutex};
[INFO] [stderr]    |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AtomicOptionThreadId` is never constructed
[INFO] [stderr]   --> src/lib.rs:83:19
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub(crate) struct AtomicOptionThreadId(core::sync::atomic::AtomicUsize);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `wrap` is never used
[INFO] [stderr]   --> src/lib.rs:90:4
[INFO] [stderr]    |
[INFO] [stderr] 90 | fn wrap(value: usize) -> Option<ThreadId> {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `unwrap` is never used
[INFO] [stderr]    --> src/lib.rs:102:10
[INFO] [stderr]     |
[INFO] [stderr] 102 | const fn unwrap(value: Option<ThreadId>) -> usize {
[INFO] [stderr]     |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `load`, `store`, and `store_if_none` are never used
[INFO] [stderr]    --> src/lib.rs:112:18
[INFO] [stderr]     |
[INFO] [stderr] 109 | impl AtomicOptionThreadId {
[INFO] [stderr]     | ------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 112 |     pub const fn new(id: Option<ThreadId>) -> Self {
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] ...
[INFO] [stderr] 124 |     pub fn load(&self, order: Ordering) -> Option<ThreadId> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 136 |     pub fn store(&self, val: Option<ThreadId>, order: Ordering) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 151 |     pub fn store_if_none(
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `has_unique_ref_old` is never used
[INFO] [stderr]    --> src/lib.rs:666:8
[INFO] [stderr]     |
[INFO] [stderr] 421 | impl<T: ?Sized> RcBox<T> {
[INFO] [stderr]     | ------------------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 666 |     fn has_unique_ref_old(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `is_thread_registered` is never used
[INFO] [stderr]    --> src/lib.rs:793:8
[INFO] [stderr]     |
[INFO] [stderr] 792 | impl TypeMap {
[INFO] [stderr]     | ------------ associated function in this implementation
[INFO] [stderr] 793 |     fn is_thread_registered(key: ThreadId) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `try_allocate_for_val` and `allocate_for_val` are never used
[INFO] [stderr]     --> src/lib.rs:1004:8
[INFO] [stderr]      |
[INFO] [stderr]  982 | impl<T: ?Sized> RcBox<T> {
[INFO] [stderr]      | ------------------------ associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 1004 |     fn try_allocate_for_val(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1046 |     fn allocate_for_val(meta: RcWord, example: &T, zeroed: bool) -> NonNull<RcBox<T>> {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Test` is never constructed
[INFO] [stderr]     --> src/lib.rs:1973:8
[INFO] [stderr]      |
[INFO] [stderr] 1973 | struct Test(u8);
[INFO] [stderr]      |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `biased-rc` (lib) generated 10 warnings (run `cargo fix --lib -p biased-rc` to apply 2 suggestions)
[INFO] [stderr] warning: `biased-rc` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/biased-rc/7e13c51e5e71a371/deps/biased_rc-7e13c51e5e71a371)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test make_mut_test ... ok
[INFO] [stdout] test packed_vs_unpacked ... ok
[INFO] [stdout] test test_clone_impl ... ok
[INFO] [stdout] test test_any ... ok
[INFO] [stdout] test static_values ... ok
[INFO] [stdout] test does_this_work ... ok
[INFO] [stdout] test test_drop_impl ... ok
[INFO] [stdout] test test_queue_impl ... ok
[INFO] [stdout] test test_try_unwrap_impl_same_thread ... ok
[INFO] [stdout] test test_try_unwrap_impl_moved_thread ... ok
[INFO] [stdout] test test_dropping_across_multiple_threads ... ok
[INFO] [stdout] test try_unwrap_data_race ... ok
[INFO] [stdout] test test_moving_across_threads ... ok
[INFO] [stdout] test get_mut_data_race_sleep ... ok
[INFO] [stdout] test try_unwrap_data_race_sleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/biased-rc/b1e9644461eed53b/deps/biased_rc-b1e9644461eed53b)
[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] [stderr]    Doc-tests biased_rc
[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" "64f4a762b723c347c3495dda9b7d8ffc07d5c3df89cb0dcecfa3f7835ceaa693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f4a762b723c347c3495dda9b7d8ffc07d5c3df89cb0dcecfa3f7835ceaa693", kill_on_drop: false }`
[INFO] [stdout] 64f4a762b723c347c3495dda9b7d8ffc07d5c3df89cb0dcecfa3f7835ceaa693
