[INFO] updating cached repository https://github.com/ridleywinters/rust-producer-consumer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9029d1285722b6fd3ef0edf4e660251b346374e6 [INFO] testing ridleywinters/rust-producer-consumer against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fridleywinters%2Frust-producer-consumer" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ridleywinters/rust-producer-consumer on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ridleywinters/rust-producer-consumer [INFO] finished tweaking git repo https://github.com/ridleywinters/rust-producer-consumer [INFO] tweaked toml for git repo https://github.com/ridleywinters/rust-producer-consumer written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/ridleywinters/rust-producer-consumer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18a84412dac1bb047b8ed5de8904c015b5d57b899320b3093001dd0a8528b598 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "18a84412dac1bb047b8ed5de8904c015b5d57b899320b3093001dd0a8528b598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18a84412dac1bb047b8ed5de8904c015b5d57b899320b3093001dd0a8528b598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18a84412dac1bb047b8ed5de8904c015b5d57b899320b3093001dd0a8528b598", kill_on_drop: false }` [INFO] [stdout] 18a84412dac1bb047b8ed5de8904c015b5d57b899320b3093001dd0a8528b598 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f14842b87221c4b27d832ec536937e17ffffc38f99230d17e1fb2c137096e591 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f14842b87221c4b27d832ec536937e17ffffc38f99230d17e1fb2c137096e591", kill_on_drop: false }` [INFO] [stderr] Compiling rgb v0.8.18 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling lodepng v2.6.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling producer_consumer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/bin/main-03.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Mutex` [INFO] [stdout] --> src/bin/main-03.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/main-03.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/bin/main-01.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/bin/main-01.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `channel` [INFO] [stdout] --> src/bin/main-01.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/bin/main-01.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/main-01.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/bin/main-02.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/bin/main-02.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `Sender` [INFO] [stdout] --> src/bin/main-02.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/bin/main-02.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/main-02.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `render_tile` [INFO] [stdout] --> src/bin/main-03.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn render_tile(mut tile: Tile) -> Tile { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `handle` [INFO] [stdout] --> src/bin/main-03.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | handle: std::thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main-03.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | parent_tx.send(tile); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main-03.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | pool[tile_id % pool.len()].tx.send(tile); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main-02.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | tx.send(tile); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.72s [INFO] running `Command { std: "docker" "inspect" "f14842b87221c4b27d832ec536937e17ffffc38f99230d17e1fb2c137096e591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f14842b87221c4b27d832ec536937e17ffffc38f99230d17e1fb2c137096e591", kill_on_drop: false }` [INFO] [stdout] f14842b87221c4b27d832ec536937e17ffffc38f99230d17e1fb2c137096e591 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5d3a98af2d3ada29e6672d62e601481c4e50a81f4fec06a421948b2574e1e27 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c5d3a98af2d3ada29e6672d62e601481c4e50a81f4fec06a421948b2574e1e27", kill_on_drop: false }` [INFO] [stderr] Compiling producer_consumer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/bin/main-03.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Mutex` [INFO] [stdout] --> src/bin/main-03.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/main-03.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/bin/main-01.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/bin/main-01.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `channel` [INFO] [stdout] --> src/bin/main-01.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/bin/main-01.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/main-01.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/bin/main-02.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> src/bin/main-02.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `Sender` [INFO] [stdout] --> src/bin/main-02.rs:3:32 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/bin/main-02.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/main-02.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `render_tile` [INFO] [stdout] --> src/bin/main-03.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn render_tile(mut tile: Tile) -> Tile { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `handle` [INFO] [stdout] --> src/bin/main-03.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | handle: std::thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main-03.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | parent_tx.send(tile); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main-03.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | pool[tile_id % pool.len()].tx.send(tile); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main-02.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | tx.send(tile); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.61s [INFO] running `Command { std: "docker" "inspect" "c5d3a98af2d3ada29e6672d62e601481c4e50a81f4fec06a421948b2574e1e27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5d3a98af2d3ada29e6672d62e601481c4e50a81f4fec06a421948b2574e1e27", kill_on_drop: false }` [INFO] [stdout] c5d3a98af2d3ada29e6672d62e601481c4e50a81f4fec06a421948b2574e1e27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 510a3688828d266cb556db4b2d73899ead8312f7704830f2dfec0c260e269a4a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "510a3688828d266cb556db4b2d73899ead8312f7704830f2dfec0c260e269a4a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `rand::seq::SliceRandom` [INFO] [stderr] --> src/bin/main-02.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use rand::seq::SliceRandom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::thread_rng` [INFO] [stderr] --> src/bin/main-02.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::thread_rng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Receiver`, `Sender` [INFO] [stderr] --> src/bin/main-02.rs:3:32 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc`, `Mutex` [INFO] [stderr] --> src/bin/main-02.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/bin/main-02.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/main-02.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | tx.send(tile); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `Receiver` [INFO] [stderr] --> src/bin/main-03.rs:1:32 [INFO] [stderr] | [INFO] [stderr] 1 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Mutex` [INFO] [stderr] --> src/bin/main-03.rs:2:22 [INFO] [stderr] | [INFO] [stderr] 2 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/bin/main-03.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `render_tile` [INFO] [stderr] --> src/bin/main-03.rs:14:4 [INFO] [stderr] | [INFO] [stderr] 14 | fn render_tile(mut tile: Tile) -> Tile { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `handle` [INFO] [stderr] --> src/bin/main-03.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | handle: std::thread::JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/main-03.rs:42:17 [INFO] [stderr] | [INFO] [stderr] 42 | parent_tx.send(tile); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/main-03.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | pool[tile_id % pool.len()].tx.send(tile); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::seq::SliceRandom` [INFO] [stderr] --> src/bin/main-01.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use rand::seq::SliceRandom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::thread_rng` [INFO] [stderr] --> src/bin/main-01.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::thread_rng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Receiver`, `Sender`, `channel` [INFO] [stderr] --> src/bin/main-01.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::mpsc::{channel, Receiver, Sender}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc`, `Mutex` [INFO] [stderr] --> src/bin/main-01.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/bin/main-01.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/main_00-7d66b6fe8ee42716 [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/main_01-2b5c39090b10b867 [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/main_02-008805ac52d338a8 [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/main_03-21343a07f0d458f4 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/main_04-1cf9668fc39d8ee9 [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 [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "510a3688828d266cb556db4b2d73899ead8312f7704830f2dfec0c260e269a4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "510a3688828d266cb556db4b2d73899ead8312f7704830f2dfec0c260e269a4a", kill_on_drop: false }` [INFO] [stdout] 510a3688828d266cb556db4b2d73899ead8312f7704830f2dfec0c260e269a4a