[INFO] fetching crate rand_pool 0.1.3... [INFO] building rand_pool-0.1.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate rand_pool 0.1.3 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate rand_pool 0.1.3 [INFO] finished tweaking crates.io crate rand_pool 0.1.3 [INFO] tweaked toml for crates.io crate rand_pool 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rand_pool 0.1.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rand_pool 0.1.3 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 82b1592dda5fd551112b4969b3773d78799abe464469ff0a9d13e182897f306e [INFO] running `Command { std: "docker" "start" "-a" "82b1592dda5fd551112b4969b3773d78799abe464469ff0a9d13e182897f306e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82b1592dda5fd551112b4969b3773d78799abe464469ff0a9d13e182897f306e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82b1592dda5fd551112b4969b3773d78799abe464469ff0a9d13e182897f306e", kill_on_drop: false }` [INFO] [stdout] 82b1592dda5fd551112b4969b3773d78799abe464469ff0a9d13e182897f306e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a77d18c8e64e26e6d58a1e5bf04b1e9b28c3278989f6e159f5eeabc643ba341 [INFO] running `Command { std: "docker" "start" "-a" "1a77d18c8e64e26e6d58a1e5bf04b1e9b28c3278989f6e159f5eeabc643ba341", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.16 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.98 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rand_pool v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `array` [INFO] [stdout] --> src/rand_pool.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{array, thread}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pool_size` and `seed` are never read [INFO] [stdout] --> src/rand_pool.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct RandomNumberPool { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | pool_size: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 20 | array_size: usize, [INFO] [stdout] 21 | seed: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RandomNumberPool` 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] [stdout] warning: unused import: `array` [INFO] [stdout] --> src/rand_pool.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{array, thread}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RandomNumberPool` is never constructed [INFO] [stdout] --> src/rand_pool.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct RandomNumberPool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `fill_with_random_numbers`, `start_refiller`, `get_array`, and `release_array` are never used [INFO] [stdout] --> src/rand_pool.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl RandomNumberPool { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 25 | pub fn new(pool_size: usize, array_size: usize, seed: u64) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | fn fill_with_random_numbers(array: &mut Vec, rng: &Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | fn start_refiller(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 132 | pub fn get_array(&self) -> Result<(usize, Arc>), &'static str> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | pub fn release_array(&self, idx: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.94s [INFO] running `Command { std: "docker" "inspect" "1a77d18c8e64e26e6d58a1e5bf04b1e9b28c3278989f6e159f5eeabc643ba341", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a77d18c8e64e26e6d58a1e5bf04b1e9b28c3278989f6e159f5eeabc643ba341", kill_on_drop: false }` [INFO] [stdout] 1a77d18c8e64e26e6d58a1e5bf04b1e9b28c3278989f6e159f5eeabc643ba341 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea743522aea4416ab163a175ea45b88fd6ec22599228a5d30d5208f5eb4de43c [INFO] running `Command { std: "docker" "start" "-a" "ea743522aea4416ab163a175ea45b88fd6ec22599228a5d30d5208f5eb4de43c", kill_on_drop: false }` [INFO] [stderr] Compiling rand_pool v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `array` [INFO] [stdout] --> src/rand_pool.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{array, thread}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pool_size` and `seed` are never read [INFO] [stdout] --> src/rand_pool.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct RandomNumberPool { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | pool_size: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 20 | array_size: usize, [INFO] [stdout] 21 | seed: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RandomNumberPool` 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] [stdout] warning: unused import: `array` [INFO] [stdout] --> src/rand_pool.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{array, thread}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RandomNumberPool` is never constructed [INFO] [stdout] --> src/rand_pool.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct RandomNumberPool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `fill_with_random_numbers`, `start_refiller`, `get_array`, and `release_array` are never used [INFO] [stdout] --> src/rand_pool.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl RandomNumberPool { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 25 | pub fn new(pool_size: usize, array_size: usize, seed: u64) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | fn fill_with_random_numbers(array: &mut Vec, rng: &Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | fn start_refiller(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 132 | pub fn get_array(&self) -> Result<(usize, Arc>), &'static str> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | pub fn release_array(&self, idx: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `array` [INFO] [stdout] --> src/rand_pool.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{array, thread}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pool_size` and `seed` are never read [INFO] [stdout] --> src/rand_pool.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct RandomNumberPool { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | pool_size: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 20 | array_size: usize, [INFO] [stdout] 21 | seed: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RandomNumberPool` 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 0.61s [INFO] running `Command { std: "docker" "inspect" "ea743522aea4416ab163a175ea45b88fd6ec22599228a5d30d5208f5eb4de43c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea743522aea4416ab163a175ea45b88fd6ec22599228a5d30d5208f5eb4de43c", kill_on_drop: false }` [INFO] [stdout] ea743522aea4416ab163a175ea45b88fd6ec22599228a5d30d5208f5eb4de43c