[INFO] cloning repository https://github.com/SaurabhGoyal/rust_labs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SaurabhGoyal/rust_labs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaurabhGoyal%2Frust_labs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaurabhGoyal%2Frust_labs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70a7da1c9a074a20d8c38836a55052111def4f0c
[INFO] testing SaurabhGoyal/rust_labs against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaurabhGoyal%2Frust_labs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SaurabhGoyal/rust_labs
[INFO] finished tweaking git repo https://github.com/SaurabhGoyal/rust_labs
[INFO] tweaked toml for git repo https://github.com/SaurabhGoyal/rust_labs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SaurabhGoyal/rust_labs on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SaurabhGoyal/rust_labs 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d409271ec3b364ad3618429a4072c0cd666ee4a227bde29370ec0a34151bbff6
[INFO] running `Command { std: "docker" "start" "-a" "d409271ec3b364ad3618429a4072c0cd666ee4a227bde29370ec0a34151bbff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d409271ec3b364ad3618429a4072c0cd666ee4a227bde29370ec0a34151bbff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d409271ec3b364ad3618429a4072c0cd666ee4a227bde29370ec0a34151bbff6", kill_on_drop: false }`
[INFO] [stdout] d409271ec3b364ad3618429a4072c0cd666ee4a227bde29370ec0a34151bbff6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 388020037e71bf14f0eb984d28032cf757701e9c4ed77aeb3b585acfbd96c102
[INFO] running `Command { std: "docker" "start" "-a" "388020037e71bf14f0eb984d28032cf757701e9c4ed77aeb3b585acfbd96c102", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling threadpool v0.1.0 (/opt/rustwide/workdir/crates/threadpool)
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir/crates/sudoku_solver)
[INFO] [stderr]    Compiling tiny_shell v0.1.0 (/opt/rustwide/workdir/crates/tiny_shell)
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]  --> crates/threadpool/src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let (p, job_q, result_q) = ThreadPool::new::<u64>(8);
[INFO] [stdout]   |          ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]   --> crates/sudoku_solver/src/sudoku.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct SudokuSolver {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 36 |     buf: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/crates/guessing_game)
[INFO] [stderr]    Compiling unbricked v0.1.0 (/opt/rustwide/workdir/crates/unbricked)
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]   --> crates/unbricked/src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Cell {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 40 |     index: Pair,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> crates/unbricked/src/main.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Bat {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 51 |     index: Pair,
[INFO] [stdout] 52 |     length: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling sysinfo v0.30.12
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling sysinfo_cli v0.1.0 (/opt/rustwide/workdir/crates/sysinfo_cli)
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling conc_adder v0.1.0 (/opt/rustwide/workdir/crates/conc_adder)
[INFO] [stderr]    Compiling temp v0.1.0 (/opt/rustwide/workdir/crates/temp)
[INFO] [stdout] warning: trait `Actor` is never used
[INFO] [stdout]  --> crates/temp/src/actor.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Actor {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]  --> crates/temp/src/actor.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Executor {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> crates/temp/src/actor.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Executor {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 13 |     pub fn run(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Timer` is never constructed
[INFO] [stdout]   --> crates/temp/src/actor.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Timer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/temp/src/actor.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Timer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 30 |     fn new(dur_ms: u64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> crates/temp/src/actor.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> crates/temp/src/hashing.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Future` is never used
[INFO] [stdout]  --> crates/temp/src/simple_future.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Future {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Poll` is never used
[INFO] [stdout]  --> crates/temp/src/simple_future.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum Poll {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Executor {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Executor {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 17 |     pub fn run(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Timer` is never constructed
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Timer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Timer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 44 |     fn new(dur_ms: u64, max_ms: u64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> crates/temp/src/tcp_concurrency.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> crates/temp/src/tokio_single_thread.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | async fn main() {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> crates/temp/src/tokio_single_thread.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling win_tree v0.1.4 (/opt/rustwide/workdir/crates/win_tree)
[INFO] [stderr]    Compiling cprs v0.1.0 (/opt/rustwide/workdir/crates/cprs)
[INFO] [stdout] warning: fields `total_count` and `folder_count` are never read
[INFO] [stdout]   --> crates/cprs/src/main.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 77 | struct State {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 78 |     total_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 79 |     file_count: u64,
[INFO] [stdout] 80 |     folder_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.23s
[INFO] running `Command { std: "docker" "inspect" "388020037e71bf14f0eb984d28032cf757701e9c4ed77aeb3b585acfbd96c102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "388020037e71bf14f0eb984d28032cf757701e9c4ed77aeb3b585acfbd96c102", kill_on_drop: false }`
[INFO] [stdout] 388020037e71bf14f0eb984d28032cf757701e9c4ed77aeb3b585acfbd96c102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf006f6fff086125564fb773389ca228fe1d2ca7c1b97deb3306ac3d58b4e67
[INFO] running `Command { std: "docker" "start" "-a" "ebf006f6fff086125564fb773389ca228fe1d2ca7c1b97deb3306ac3d58b4e67", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling threadpool v0.1.0 (/opt/rustwide/workdir/crates/threadpool)
[INFO] [stderr]    Compiling tiny_shell v0.1.0 (/opt/rustwide/workdir/crates/tiny_shell)
[INFO] [stderr]    Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir/crates/sudoku_solver)
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]   --> crates/sudoku_solver/src/sudoku.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct SudokuSolver {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 36 |     buf: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/crates/guessing_game)
[INFO] [stderr]    Compiling unbricked v0.1.0 (/opt/rustwide/workdir/crates/unbricked)
[INFO] [stderr]    Compiling sysinfo_cli v0.1.0 (/opt/rustwide/workdir/crates/sysinfo_cli)
[INFO] [stderr]    Compiling win_tree v0.1.4 (/opt/rustwide/workdir/crates/win_tree)
[INFO] [stderr]    Compiling conc_adder v0.1.0 (/opt/rustwide/workdir/crates/conc_adder)
[INFO] [stderr]    Compiling temp v0.1.0 (/opt/rustwide/workdir/crates/temp)
[INFO] [stderr]    Compiling cprs v0.1.0 (/opt/rustwide/workdir/crates/cprs)
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]  --> crates/threadpool/src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let (p, job_q, result_q) = ThreadPool::new::<u64>(8);
[INFO] [stdout]   |          ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Actor` is never used
[INFO] [stdout]  --> crates/temp/src/actor.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Actor {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]  --> crates/temp/src/actor.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Executor {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> crates/temp/src/actor.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Executor {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 13 |     pub fn run(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Timer` is never constructed
[INFO] [stdout]   --> crates/temp/src/actor.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Timer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/temp/src/actor.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Timer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 30 |     fn new(dur_ms: u64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> crates/temp/src/actor.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> crates/temp/src/hashing.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Future` is never used
[INFO] [stdout]  --> crates/temp/src/simple_future.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Future {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Poll` is never used
[INFO] [stdout]  --> crates/temp/src/simple_future.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum Poll {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Executor {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Executor {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 17 |     pub fn run(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Timer` is never constructed
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Timer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Timer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 44 |     fn new(dur_ms: u64, max_ms: u64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> crates/temp/src/simple_future.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> crates/temp/src/tcp_concurrency.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> crates/temp/src/tokio_single_thread.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | async fn main() {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> crates/temp/src/tokio_single_thread.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]   --> crates/unbricked/src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Cell {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 40 |     index: Pair,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> crates/unbricked/src/main.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Bat {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 51 |     index: Pair,
[INFO] [stdout] 52 |     length: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]   --> crates/sudoku_solver/src/sudoku.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct SudokuSolver {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 36 |     buf: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `total_count` and `folder_count` are never read
[INFO] [stdout]   --> crates/cprs/src/main.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 77 | struct State {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 78 |     total_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 79 |     file_count: u64,
[INFO] [stdout] 80 |     folder_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "ebf006f6fff086125564fb773389ca228fe1d2ca7c1b97deb3306ac3d58b4e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf006f6fff086125564fb773389ca228fe1d2ca7c1b97deb3306ac3d58b4e67", kill_on_drop: false }`
[INFO] [stdout] ebf006f6fff086125564fb773389ca228fe1d2ca7c1b97deb3306ac3d58b4e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c98ff765245b511aefb45db964fa36642905a84b4214bc52e6e357c77ac6680
[INFO] running `Command { std: "docker" "start" "-a" "2c98ff765245b511aefb45db964fa36642905a84b4214bc52e6e357c77ac6680", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]  --> crates/threadpool/src/main.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let (p, job_q, result_q) = ThreadPool::new::<u64>(8);
[INFO] [stderr]   |          ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `threadpool` (bin "threadpool" test) generated 1 warning (run `cargo fix --bin "threadpool" -p threadpool --tests` to apply 1 suggestion)
[INFO] [stderr] warning: field `buf` is never read
[INFO] [stderr]   --> crates/sudoku_solver/src/sudoku.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct SudokuSolver {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] 36 |     buf: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku_solver` (lib) generated 1 warning
[INFO] [stderr] warning: `sudoku_solver` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: field `index` is never read
[INFO] [stderr]   --> crates/unbricked/src/main.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct Cell {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] 40 |     index: Pair,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `length` is never read
[INFO] [stderr]   --> crates/unbricked/src/main.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 50 | struct Bat {
[INFO] [stderr]    |        --- field in this struct
[INFO] [stderr] 51 |     index: Pair,
[INFO] [stderr] 52 |     length: usize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `unbricked` (bin "unbricked" test) generated 2 warnings
[INFO] [stderr] warning: trait `Actor` is never used
[INFO] [stderr]  --> crates/temp/src/actor.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | trait Actor {
[INFO] [stderr]   |       ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Executor` is never constructed
[INFO] [stderr]  --> crates/temp/src/actor.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct Executor {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `run` is never used
[INFO] [stderr]   --> crates/temp/src/actor.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Executor {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] 13 |     pub fn run(&mut self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Timer` is never constructed
[INFO] [stderr]   --> crates/temp/src/actor.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct Timer {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> crates/temp/src/actor.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl Timer {
[INFO] [stderr]    | ---------- associated function in this implementation
[INFO] [stderr] 30 |     fn new(dur_ms: u64) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]   --> crates/temp/src/actor.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> crates/temp/src/hashing.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Future` is never used
[INFO] [stderr]  --> crates/temp/src/simple_future.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | trait Future {
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Poll` is never used
[INFO] [stderr]  --> crates/temp/src/simple_future.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 | enum Poll {
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Executor` is never constructed
[INFO] [stderr]   --> crates/temp/src/simple_future.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct Executor {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `run` is never used
[INFO] [stderr]   --> crates/temp/src/simple_future.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Executor {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] 17 |     pub fn run(&mut self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Timer` is never constructed
[INFO] [stderr]   --> crates/temp/src/simple_future.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | struct Timer {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> crates/temp/src/simple_future.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl Timer {
[INFO] [stderr]    | ---------- associated function in this implementation
[INFO] [stderr] 44 |     fn new(dur_ms: u64, max_ms: u64) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]   --> crates/temp/src/simple_future.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]  --> crates/temp/src/tcp_concurrency.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]  --> crates/temp/src/tokio_single_thread.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | async fn main() {
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]   --> crates/temp/src/tokio_single_thread.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `temp` (bin "temp" test) generated 17 warnings
[INFO] [stderr] warning: fields `total_count` and `folder_count` are never read
[INFO] [stderr]   --> crates/cprs/src/main.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 77 | struct State {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 78 |     total_count: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 79 |     file_count: u64,
[INFO] [stderr] 80 |     folder_count: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cprs` (bin "cprs" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/conc_adder-19dbd53088a3650e)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cprs-36eae4b279d98509)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-6729b69b0756dc50)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku_solver-9c454fa9d3d4b32e)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::correctness ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::correctness stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::correctness' (28) panicked at crates/sudoku_solver/src/lib.rs:17:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58d4d4a384c2 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58d4d4a384c2 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58d4d4a384c2 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58d4d4a384c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58d4d4a4862f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58d4d4a4862f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x58d4d4a05eb3 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58d4d4a05eb3 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58d4d4a11c52 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58d4d4a1680f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x58d4d4a166a1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x58d4d49d902e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x58d4d49d902e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58d4d4a16e1f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x58d4d4a16e1f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x58d4d4a16c7a - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x58d4d4a11d89 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x58d4d49f9f1d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x58d4d4a50050 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58d4d4a4f766 - core::result::unwrap_failed::he05762ef9e6bdf9c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x58d4d49ab120 - core::result::Result<T,E>::unwrap::h857cd5ed53055573
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58d4d49ab120 - sudoku_solver::tests::correctness::h5d0bc23e87ed7ff1
[INFO] [stdout]                                at /opt/rustwide/workdir/crates/sudoku_solver/src/lib.rs:17:10
[INFO] [stdout]   22:     0x58d4d49ab977 - sudoku_solver::tests::correctness::{{closure}}::h6919a79a96fb5b21
[INFO] [stdout]                                at /opt/rustwide/workdir/crates/sudoku_solver/src/lib.rs:12:21
[INFO] [stdout]   23:     0x58d4d4983f36 - core::ops::function::FnOnce::call_once::h0ce16248959715b3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x58d4d49d8e2b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x58d4d49d8e2b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x58d4d49ece8d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x58d4d49ece8d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x58d4d49ece8d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x58d4d49ece8d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x58d4d49ece8d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58d4d49ece8d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x58d4d49ece8d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x58d4d49c63d4 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x58d4d49c63d4 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x58d4d49c9c2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x58d4d49c9c2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x58d4d49c9c2a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x58d4d49c9c2a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x58d4d49c9c2a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58d4d49c9c2a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x58d4d49c9c2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x58d4d4a0d18f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x58d4d4a0d18f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7e09b7a75aa4 - <unknown>
[INFO] [stdout]   45:     0x7e09b7b02a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::correctness
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p sudoku_solver --lib`
[INFO] running `Command { std: "docker" "inspect" "2c98ff765245b511aefb45db964fa36642905a84b4214bc52e6e357c77ac6680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c98ff765245b511aefb45db964fa36642905a84b4214bc52e6e357c77ac6680", kill_on_drop: false }`
[INFO] [stdout] 2c98ff765245b511aefb45db964fa36642905a84b4214bc52e6e357c77ac6680
