[INFO] cloning repository https://github.com/matklad/arbring
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matklad/arbring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Farbring", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Farbring'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09098849eb5bb1524bb866c248262a867db401ad
[INFO] testing matklad/arbring against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Farbring" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matklad/arbring on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matklad/arbring
[INFO] finished tweaking git repo https://github.com/matklad/arbring
[INFO] tweaked toml for git repo https://github.com/matklad/arbring written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/matklad/arbring 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" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e779d3ddd5dec268e37d415f9d23fe2f8f98e55086b3b6575060f320b018d486
[INFO] running `Command { std: "docker" "start" "-a" "e779d3ddd5dec268e37d415f9d23fe2f8f98e55086b3b6575060f320b018d486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e779d3ddd5dec268e37d415f9d23fe2f8f98e55086b3b6575060f320b018d486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e779d3ddd5dec268e37d415f9d23fe2f8f98e55086b3b6575060f320b018d486", kill_on_drop: false }`
[INFO] [stdout] e779d3ddd5dec268e37d415f9d23fe2f8f98e55086b3b6575060f320b018d486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0dcf1ecd7fccf287c99bb29e221f8c57fc1ec7ca6783ff83f7d640b8bdcbd4
[INFO] running `Command { std: "docker" "start" "-a" "ac0dcf1ecd7fccf287c99bb29e221f8c57fc1ec7ca6783ff83f7d640b8bdcbd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbitrary v1.3.2 (http://github.com/rust-fuzz/arbitrary#74122c8e)
[INFO] [stderr]    Compiling arbtest v0.3.1
[INFO] [stderr]    Compiling arbring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bank.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Queue` is never constructed
[INFO] [stdout]  --> src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Queue {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push`, `pop`, and `len` are never used
[INFO] [stdout]   --> src/lib.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Queue {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 13 |   pub fn new(size: usize) -> Queue {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |   fn push(&mut self, n: i32) {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |   fn pop(&mut self) -> i32 {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |   fn len(&self) -> usize {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BadCounter` is never constructed
[INFO] [stdout]   --> src/badcounter.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BadCounter {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BadCounter` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `increment` and `get` are never used
[INFO] [stdout]   --> src/badcounter.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl BadCounter {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 17 |   fn increment(&self) {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |   fn get(&self) -> u32 {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> src/badcounter.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shared` is never constructed
[INFO] [stdout]   --> src/badcounter.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct Shared {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get` and `block` are never used
[INFO] [stdout]   --> src/badcounter.rs:75:6
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl Shared {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 75 |   fn get() -> Option<Arc<Shared>> {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |   fn block(&self) {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AtomicU32` is never constructed
[INFO] [stdout]   --> src/badcounter.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct AtomicU32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AtomicU32` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load`, `store`, and `fetch_add` are never used
[INFO] [stdout]    --> src/badcounter.rs:98:6
[INFO] [stdout]     |
[INFO] [stdout] 97  | impl AtomicU32 {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] 98  |   fn load(&self, ordering: Ordering) -> u32 {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |   fn store(&self, value: u32, ordering: Ordering) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |   fn fetch_add(&self, value: u32, ordering: Ordering) {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `controlled_thread` is never used
[INFO] [stdout]    --> src/badcounter.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn controlled_thread<'scope, State: 'scope + Send>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ControlledThread` is never constructed
[INFO] [stdout]    --> src/badcounter.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | struct ControlledThread<'scope, State: 'scope> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `act`, `is_blocked`, and `unblock` are never used
[INFO] [stdout]    --> src/badcounter.rs:170:6
[INFO] [stdout]     |
[INFO] [stdout] 169 | impl<'scope, State: 'scope> ControlledThread<'scope, State> {
[INFO] [stdout]     | ----------------------------------------------------------- methods in this implementation
[INFO] [stdout] 170 |   fn act(&mut self, f: impl FnOnce(&mut State) + Send + 'static) {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |   fn is_blocked(&self) -> bool {
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |   fn unblock(&mut self) {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AccountId` is never used
[INFO] [stdout]  --> src/bank.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type AccountId = u64;
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Balance` is never used
[INFO] [stdout]  --> src/bank.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | type Balance = u128;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bank` is never constructed
[INFO] [stdout]  --> src/bank.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Bank {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/bank.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Bank {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 12 |   pub const TREASURY: AccountId = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |   pub fn new() -> Bank {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |   fn create_treasury(&mut self, treasury_balance: Balance) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |   pub fn create_account(&mut self) -> AccountId {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |   pub fn delete_account(&mut self, account_id: AccountId) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |   pub fn get_accounts(&self) -> impl ExactSizeIterator<Item = AccountId> + '_ {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |   pub fn lookup_balance(&self, account_id: AccountId) -> Balance {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |   pub fn transfer(&mut self, dr: AccountId, cr: AccountId, amount: Balance) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "ac0dcf1ecd7fccf287c99bb29e221f8c57fc1ec7ca6783ff83f7d640b8bdcbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0dcf1ecd7fccf287c99bb29e221f8c57fc1ec7ca6783ff83f7d640b8bdcbd4", kill_on_drop: false }`
[INFO] [stdout] ac0dcf1ecd7fccf287c99bb29e221f8c57fc1ec7ca6783ff83f7d640b8bdcbd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16b9bf3dfa368305f92fd7c87ec237e5a69016c9499a6c8c860669415da7a69d
[INFO] running `Command { std: "docker" "start" "-a" "16b9bf3dfa368305f92fd7c87ec237e5a69016c9499a6c8c860669415da7a69d", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bank.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Queue` is never constructed
[INFO] [stdout]  --> src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Queue {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push`, `pop`, and `len` are never used
[INFO] [stdout]   --> src/lib.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Queue {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 13 |   pub fn new(size: usize) -> Queue {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |   fn push(&mut self, n: i32) {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |   fn pop(&mut self) -> i32 {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |   fn len(&self) -> usize {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BadCounter` is never constructed
[INFO] [stdout]   --> src/badcounter.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BadCounter {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BadCounter` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `increment` and `get` are never used
[INFO] [stdout]   --> src/badcounter.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl BadCounter {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 17 |   fn increment(&self) {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |   fn get(&self) -> u32 {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> src/badcounter.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shared` is never constructed
[INFO] [stdout]   --> src/badcounter.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct Shared {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get` and `block` are never used
[INFO] [stdout]   --> src/badcounter.rs:75:6
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl Shared {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 75 |   fn get() -> Option<Arc<Shared>> {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |   fn block(&self) {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AtomicU32` is never constructed
[INFO] [stdout]   --> src/badcounter.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct AtomicU32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AtomicU32` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load`, `store`, and `fetch_add` are never used
[INFO] [stdout]    --> src/badcounter.rs:98:6
[INFO] [stdout]     |
[INFO] [stdout] 97  | impl AtomicU32 {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] 98  |   fn load(&self, ordering: Ordering) -> u32 {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |   fn store(&self, value: u32, ordering: Ordering) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |   fn fetch_add(&self, value: u32, ordering: Ordering) {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `controlled_thread` is never used
[INFO] [stdout]    --> src/badcounter.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn controlled_thread<'scope, State: 'scope + Send>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ControlledThread` is never constructed
[INFO] [stdout]    --> src/badcounter.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | struct ControlledThread<'scope, State: 'scope> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `act`, `is_blocked`, and `unblock` are never used
[INFO] [stdout]    --> src/badcounter.rs:170:6
[INFO] [stdout]     |
[INFO] [stdout] 169 | impl<'scope, State: 'scope> ControlledThread<'scope, State> {
[INFO] [stdout]     | ----------------------------------------------------------- methods in this implementation
[INFO] [stdout] 170 |   fn act(&mut self, f: impl FnOnce(&mut State) + Send + 'static) {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |   fn is_blocked(&self) -> bool {
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |   fn unblock(&mut self) {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AccountId` is never used
[INFO] [stdout]  --> src/bank.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type AccountId = u64;
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Balance` is never used
[INFO] [stdout]  --> src/bank.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | type Balance = u128;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bank` is never constructed
[INFO] [stdout]  --> src/bank.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Bank {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arbring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/bank.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Bank {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 12 |   pub const TREASURY: AccountId = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |   pub fn new() -> Bank {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |   fn create_treasury(&mut self, treasury_balance: Balance) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |   pub fn create_account(&mut self) -> AccountId {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |   pub fn delete_account(&mut self, account_id: AccountId) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |   pub fn get_accounts(&self) -> impl ExactSizeIterator<Item = AccountId> + '_ {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |   pub fn lookup_balance(&self, account_id: AccountId) -> Balance {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |   pub fn transfer(&mut self, dr: AccountId, cr: AccountId, amount: Balance) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bank.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bank.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |       if (balance_total != balance_total_initial) {
[INFO] [stdout]     |          ^                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -       if (balance_total != balance_total_initial) {
[INFO] [stdout] 101 +       if balance_total != balance_total_initial {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fetch_add` is never used
[INFO] [stdout]    --> src/badcounter.rs:117:6
[INFO] [stdout]     |
[INFO] [stdout] 97  | impl AtomicU32 {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |   fn fetch_add(&self, value: u32, ordering: Ordering) {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "16b9bf3dfa368305f92fd7c87ec237e5a69016c9499a6c8c860669415da7a69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b9bf3dfa368305f92fd7c87ec237e5a69016c9499a6c8c860669415da7a69d", kill_on_drop: false }`
[INFO] [stdout] 16b9bf3dfa368305f92fd7c87ec237e5a69016c9499a6c8c860669415da7a69d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a5a56e1f325e7ebca3768da1fb8dea9a4dae32d89e7736fe08244083b11486c
[INFO] running `Command { std: "docker" "start" "-a" "5a5a56e1f325e7ebca3768da1fb8dea9a4dae32d89e7736fe08244083b11486c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/bank.rs:1:34
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{BTreeMap, HashMap};
[INFO] [stderr]   |                                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::VecDeque`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::VecDeque;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Queue` is never constructed
[INFO] [stderr]  --> src/lib.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Queue {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `push`, `pop`, and `len` are never used
[INFO] [stderr]   --> src/lib.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Queue {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 13 |   pub fn new(size: usize) -> Queue {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |   fn push(&mut self, n: i32) {
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |   fn pop(&mut self) -> i32 {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |   fn len(&self) -> usize {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BadCounter` is never constructed
[INFO] [stderr]   --> src/badcounter.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct BadCounter {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BadCounter` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `increment` and `get` are never used
[INFO] [stderr]   --> src/badcounter.rs:17:6
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl BadCounter {
[INFO] [stderr]    | --------------- methods in this implementation
[INFO] [stderr] 17 |   fn increment(&self) {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |   fn get(&self) -> u32 {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Status` is never used
[INFO] [stderr]   --> src/badcounter.rs:59:6
[INFO] [stderr]    |
[INFO] [stderr] 59 | enum Status {
[INFO] [stderr]    |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Shared` is never constructed
[INFO] [stderr]   --> src/badcounter.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 | struct Shared {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `get` and `block` are never used
[INFO] [stderr]   --> src/badcounter.rs:75:6
[INFO] [stderr]    |
[INFO] [stderr] 74 | impl Shared {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 75 |   fn get() -> Option<Arc<Shared>> {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 79 |   fn block(&self) {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AtomicU32` is never constructed
[INFO] [stderr]   --> src/badcounter.rs:93:8
[INFO] [stderr]    |
[INFO] [stderr] 93 | struct AtomicU32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `AtomicU32` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `load`, `store`, and `fetch_add` are never used
[INFO] [stderr]    --> src/badcounter.rs:98:6
[INFO] [stderr]     |
[INFO] [stderr] 97  | impl AtomicU32 {
[INFO] [stderr]     | -------------- methods in this implementation
[INFO] [stderr] 98  |   fn load(&self, ordering: Ordering) -> u32 {
[INFO] [stderr]     |      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |   fn store(&self, value: u32, ordering: Ordering) {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 117 |   fn fetch_add(&self, value: u32, ordering: Ordering) {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `controlled_thread` is never used
[INFO] [stderr]    --> src/badcounter.rs:128:4
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn controlled_thread<'scope, State: 'scope + Send>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ControlledThread` is never constructed
[INFO] [stderr]    --> src/badcounter.rs:162:8
[INFO] [stderr]     |
[INFO] [stderr] 162 | struct ControlledThread<'scope, State: 'scope> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `act`, `is_blocked`, and `unblock` are never used
[INFO] [stderr]    --> src/badcounter.rs:170:6
[INFO] [stderr]     |
[INFO] [stderr] 169 | impl<'scope, State: 'scope> ControlledThread<'scope, State> {
[INFO] [stderr]     | ----------------------------------------------------------- methods in this implementation
[INFO] [stderr] 170 |   fn act(&mut self, f: impl FnOnce(&mut State) + Send + 'static) {
[INFO] [stderr]     |      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 185 |   fn is_blocked(&self) -> bool {
[INFO] [stderr]     |      ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 189 |   fn unblock(&mut self) {
[INFO] [stderr]     |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `AccountId` is never used
[INFO] [stderr]  --> src/bank.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | type AccountId = u64;
[INFO] [stderr]   |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Balance` is never used
[INFO] [stderr]  --> src/bank.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | type Balance = u128;
[INFO] [stderr]   |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Bank` is never constructed
[INFO] [stderr]  --> src/bank.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Bank {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/bank.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Bank {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 12 |   pub const TREASURY: AccountId = 0;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 13 |
[INFO] [stderr] 14 |   pub fn new() -> Bank {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |   fn create_treasury(&mut self, treasury_balance: Balance) {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |   pub fn create_account(&mut self) -> AccountId {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |   pub fn delete_account(&mut self, account_id: AccountId) {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |   pub fn get_accounts(&self) -> impl ExactSizeIterator<Item = AccountId> + '_ {
[INFO] [stderr]    |          ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 |   pub fn lookup_balance(&self, account_id: AccountId) -> Balance {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50 |   pub fn transfer(&mut self, dr: AccountId, cr: AccountId, amount: Balance) {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `arbring` (lib) generated 18 warnings (run `cargo fix --lib -p arbring` to apply 2 suggestions)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/bank.rs:101:10
[INFO] [stderr]     |
[INFO] [stderr] 101 |       if (balance_total != balance_total_initial) {
[INFO] [stderr]     |          ^                                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 101 -       if (balance_total != balance_total_initial) {
[INFO] [stderr] 101 +       if balance_total != balance_total_initial {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: method `fetch_add` is never used
[INFO] [stderr]    --> src/badcounter.rs:117:6
[INFO] [stderr]     |
[INFO] [stderr] 97  | impl AtomicU32 {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 117 |   fn fetch_add(&self, value: u32, ordering: Ordering) {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `arbring` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p arbring --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arbring-e60c99ca75d8dbba)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_queue ... FAILED
[INFO] [stdout] test badcounter::test_bad_counter ... FAILED
[INFO] [stdout] test bank::test_bank ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_queue stdout ----
[INFO] [stdout] thread 'test_queue' panicked at src/lib.rs:33:5:
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] attempt to subtract with overflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64697ed75fea - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x64697ed75fea - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x64697ed75fea - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x64697ed75fea - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x64697ed9c283 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x64697ed9c283 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x64697ed73143 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x64697ed75e32 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x64697ed7746d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x64697ed77277 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x64697ed40ad7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x64697ed40ad7 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x64697ed77b18 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x64697ed77b18 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x64697ed778a6 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x64697ed764c9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x64697ed7756c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x64697ecc8b10 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x64697ecc9147 - core::panicking::panic_const::panic_const_sub_overflow::h71f1aad2a0839d29
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:182:21
[INFO] [stdout]   19:     0x64697ecf52bc - arbring::Queue::len::h19dfddafc005eaec
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:33:5
[INFO] [stdout]   20:     0x64697ecf55c1 - arbring::test_queue::{{closure}}::ha8b78116ff3d77ad
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:59:18
[INFO] [stdout]   21:     0x64697ed02bee - arbtest::Context::try_seed::h89250b09201831c4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/arbtest-0.3.1/src/lib.rs:493:9
[INFO] [stdout]   22:     0x64697ed017b9 - arbtest::Context::run_search::h03707043d714b6b8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/arbtest-0.3.1/src/lib.rs:424:35
[INFO] [stdout]   23:     0x64697ed0161c - arbtest::Context::run::h8c050f240956fd12
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/arbtest-0.3.1/src/lib.rs:401:30
[INFO] [stdout]   24:     0x64697ecdbbb4 - <arbtest::ArbTest<P> as core::ops::drop::Drop>::drop::h8634024e479b4dac
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/arbtest-0.3.1/src/lib.rs:380:13
[INFO] [stdout]   25:     0x64697ecdb7ca - core::ptr::drop_in_place<arbtest::ArbTest<arbring::test_queue::{{closure}}>>::ha20b4d9e5e0d5cbe
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ptr/mod.rs:521:1
[INFO] [stdout]   26:     0x64697ecf5334 - arbring::test_queue::h1fdf7171c87ce655
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:62:5
[INFO] [stdout]   27:     0x64697ecf5307 - arbring::test_queue::{{closure}}::h606ddb575f755107
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:38:16
[INFO] [stdout]   28:     0x64697ecd9d36 - core::ops::function::FnOnce::call_once::hb67a993154339065
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x64697ed455fb - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x64697ed455fb - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   31:     0x64697ed44fe8 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   32:     0x64697ed44fe8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   33:     0x64697ed44fe8 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   34:     0x64697ed44fe8 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   35:     0x64697ed44fe8 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   36:     0x64697ed44fe8 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   37:     0x64697ed44fe8 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   38:     0x64697ed08a8a - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   39:     0x64697ed08a8a - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   40:     0x64697ed0c404 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   41:     0x64697ed0c404 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   42:     0x64697ed0c404 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   43:     0x64697ed0c404 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   44:     0x64697ed0c404 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   45:     0x64697ed0c404 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   46:     0x64697ed0c404 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x64697ed7bb5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   48:     0x64697ed7bb5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   49:     0x64697ed7bb5b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   50:     0x79c78e084ac3 - <unknown>
[INFO] [stdout]   51:     0x79c78e115a04 - clone
[INFO] [stdout]   52:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] arbtest failed!
[INFO] [stdout]     Seed: [1m0xd9d22fdc00000020[0m
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- badcounter::test_bad_counter stdout ----
[INFO] [stdout] 
[INFO] [stdout] arbtest failed!
[INFO] [stdout]     Seed: [1m0x7955da9400000020[0m
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     badcounter::test_bad_counter
[INFO] [stdout]     test_queue
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a5a56e1f325e7ebca3768da1fb8dea9a4dae32d89e7736fe08244083b11486c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5a56e1f325e7ebca3768da1fb8dea9a4dae32d89e7736fe08244083b11486c", kill_on_drop: false }`
[INFO] [stdout] 5a5a56e1f325e7ebca3768da1fb8dea9a4dae32d89e7736fe08244083b11486c
