[INFO] cloning repository https://github.com/daw22/rust-sync-primitives
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daw22/rust-sync-primitives" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaw22%2Frust-sync-primitives", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaw22%2Frust-sync-primitives'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0c3de86cd884de151234c295348dd76fa204fec
[INFO] checking daw22/rust-sync-primitives against e3607d549209cc9fdfe7e907123b4185210e2c2b for pr-158915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaw22%2Frust-sync-primitives" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/daw22/rust-sync-primitives
[INFO] finished tweaking git repo https://github.com/daw22/rust-sync-primitives
[INFO] tweaked toml for git repo https://github.com/daw22/rust-sync-primitives written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/daw22/rust-sync-primitives on toolchain e3607d549209cc9fdfe7e907123b4185210e2c2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/daw22/rust-sync-primitives 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" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-xml-rs v0.5.1
[INFO] [stderr]   Downloaded cargo-valgrind v2.4.1
[INFO] [stderr]   Downloaded temp-file v0.1.9
[INFO] [stderr]   Downloaded bytesize v2.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e
[INFO] running `Command { std: "docker" "start" "9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: rust-sync v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-valgrind` which is missing a lib target
[INFO] [stderr]     Checking rust-sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::isize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/arc/mod.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::isize;
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::isize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/arc/mod.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if old_counter >= isize::MAX as usize {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::isize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/arc/mod.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::isize;
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::isize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/arc/mod.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if old_counter >= isize::MAX as usize {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InnerArc` is never constructed
[INFO] [stdout]   --> src/arc/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct InnerArc<T> {
[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 `MyArc` is never constructed
[INFO] [stdout]   --> src/arc/mod.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MyArc<T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/arc/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T> MyArc<T> {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 25 |     pub fn new(data: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SharedData` is never constructed
[INFO] [stdout]  --> src/thread_pool.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SharedData {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pool` is never constructed
[INFO] [stdout]   --> src/thread_pool.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Pool {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init` and `execute` are never used
[INFO] [stdout]   --> src/thread_pool.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Pool {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn init(num: usize) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `insert` and `remove` are never used
[INFO] [stdout]    --> src/vec/mod.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout]  73 | impl<T> MyVec<T> {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn insert(&mut self, index: usize, elem: T) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn remove(&mut self, index: usize) -> T{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Drain` is never constructed
[INFO] [stdout]    --> src/vec/mod.rs:270:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | pub struct Drain<'a, T: 'a> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drain` is never used
[INFO] [stdout]    --> src/vec/mod.rs:297:12
[INFO] [stdout]     |
[INFO] [stdout] 296 | impl<T> MyVec<T> {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 297 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> examples/atomic.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |             let val = xref.fetch_add(1, Ordering::Relaxed);
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InnerArc` is never constructed
[INFO] [stdout]   --> src/arc/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct InnerArc<T> {
[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 `MyArc` is never constructed
[INFO] [stdout]   --> src/arc/mod.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MyArc<T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/arc/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T> MyArc<T> {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 25 |     pub fn new(data: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SharedData` is never constructed
[INFO] [stdout]  --> src/thread_pool.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SharedData {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pool` is never constructed
[INFO] [stdout]   --> src/thread_pool.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Pool {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init` and `execute` are never used
[INFO] [stdout]   --> src/thread_pool.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Pool {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn init(num: usize) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `insert` and `remove` are never used
[INFO] [stdout]    --> src/vec/mod.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout]  73 | impl<T> MyVec<T> {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn insert(&mut self, index: usize, elem: T) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn remove(&mut self, index: usize) -> T{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Drain` is never constructed
[INFO] [stdout]    --> src/vec/mod.rs:270:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | pub struct Drain<'a, T: 'a> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drain` is never used
[INFO] [stdout]    --> src/vec/mod.rs:297:12
[INFO] [stdout]     |
[INFO] [stdout] 296 | impl<T> MyVec<T> {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] 297 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e", kill_on_drop: false }`
[INFO] [stdout] 9734a069c4022176c4c5fc5134db83f0d93b7a5551dfaab1b42ba04317e4ac6e
