[INFO] cloning repository https://github.com/Beans-18/Rust-ThreadPool [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Beans-18/Rust-ThreadPool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeans-18%2FRust-ThreadPool", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeans-18%2FRust-ThreadPool'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 602ccc2fb94cfbdc9d4007fa6edeb220c9d1fa99 [INFO] checking Beans-18/Rust-ThreadPool against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeans-18%2FRust-ThreadPool" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Beans-18/Rust-ThreadPool on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Beans-18/Rust-ThreadPool [INFO] finished tweaking git repo https://github.com/Beans-18/Rust-ThreadPool [INFO] tweaked toml for git repo https://github.com/Beans-18/Rust-ThreadPool written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Beans-18/Rust-ThreadPool already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99d790a6d339c413fd57fb9ea6c0bf2daf92688195f97ad48717d318f8dd046a [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" "99d790a6d339c413fd57fb9ea6c0bf2daf92688195f97ad48717d318f8dd046a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99d790a6d339c413fd57fb9ea6c0bf2daf92688195f97ad48717d318f8dd046a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99d790a6d339c413fd57fb9ea6c0bf2daf92688195f97ad48717d318f8dd046a", kill_on_drop: false }` [INFO] [stdout] 99d790a6d339c413fd57fb9ea6c0bf2daf92688195f97ad48717d318f8dd046a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4791864aeaae88f0bbc1c1a5a233db0f68c355daabe21e996b548b5851ff755d [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" "4791864aeaae88f0bbc1c1a5a233db0f68c355daabe21e996b548b5851ff755d", kill_on_drop: false }` [INFO] [stderr] Checking ThreadPool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | for x in 0..numberofworkers { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | for i in &self.Workers { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(numberofworkers: u16) -> ThreadPool { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `execute` [INFO] [stdout] --> src/lib.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn execute(&self, function: T) where T: FnOnce() + Send + 'static, { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `thread` [INFO] [stdout] --> src/lib.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | thread: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `ThreadPool` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `thread_pool` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Workers` should have a snake case name [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Workers: Vec, [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `workers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Sender` should have a snake case name [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Sender: mpsc::Sender, [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `sender` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | for x in 0..numberofworkers { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | for i in &self.Workers { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(numberofworkers: u16) -> ThreadPool { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `execute` [INFO] [stdout] --> src/lib.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn execute(&self, function: T) where T: FnOnce() + Send + 'static, { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `thread` [INFO] [stdout] --> src/lib.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | thread: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `ThreadPool` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `thread_pool` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Workers` should have a snake case name [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Workers: Vec, [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `workers` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Sender` should have a snake case name [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Sender: mpsc::Sender, [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `sender` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `Command { std: "docker" "inspect" "4791864aeaae88f0bbc1c1a5a233db0f68c355daabe21e996b548b5851ff755d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4791864aeaae88f0bbc1c1a5a233db0f68c355daabe21e996b548b5851ff755d", kill_on_drop: false }` [INFO] [stdout] 4791864aeaae88f0bbc1c1a5a233db0f68c355daabe21e996b548b5851ff755d