[INFO] cloning repository https://github.com/fcihpy001/ThreadPoolDemo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fcihpy001/ThreadPoolDemo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcihpy001%2FThreadPoolDemo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcihpy001%2FThreadPoolDemo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 992e1617ff649685921c67fabb5c8535ffdf19e3 [INFO] checking fcihpy001/ThreadPoolDemo against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcihpy001%2FThreadPoolDemo" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fcihpy001/ThreadPoolDemo on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fcihpy001/ThreadPoolDemo [INFO] finished tweaking git repo https://github.com/fcihpy001/ThreadPoolDemo [INFO] tweaked toml for git repo https://github.com/fcihpy001/ThreadPoolDemo written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fcihpy001/ThreadPoolDemo 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f3e22511b0eae135ea677da086f1712d85ec60484bff7245fe3a9bf1e06daa8 [INFO] running `Command { std: "docker" "start" "-a" "8f3e22511b0eae135ea677da086f1712d85ec60484bff7245fe3a9bf1e06daa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f3e22511b0eae135ea677da086f1712d85ec60484bff7245fe3a9bf1e06daa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f3e22511b0eae135ea677da086f1712d85ec60484bff7245fe3a9bf1e06daa8", kill_on_drop: false }` [INFO] [stdout] 8f3e22511b0eae135ea677da086f1712d85ec60484bff7245fe3a9bf1e06daa8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 008d6cd980067bd432384c83d129415d63cc16cebf80c91f1e7f8da53726ddb5 [INFO] running `Command { std: "docker" "start" "-a" "008d6cd980067bd432384c83d129415d63cc16cebf80c91f1e7f8da53726ddb5", kill_on_drop: false }` [INFO] [stderr] Checking ThreadPool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `worker` [INFO] [stdout] --> src/lib.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | for worker in &self.workers { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_worker` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `worker` [INFO] [stdout] --> src/lib.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | for worker in &self.workers { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_worker` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `ThreadPool` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `thread_pool` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs` [INFO] [stdout] --> src/bin/main.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{fs, thread}; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/bin/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs` [INFO] [stdout] --> src/bin/main.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{fs, thread}; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/bin/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `status_line` [INFO] [stdout] --> src/bin/main.rs:36:10 [INFO] [stdout] | [INFO] [stdout] 36 | let (status_line, file_name) = if buffer.starts_with(get) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_status_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_name` [INFO] [stdout] --> src/bin/main.rs:36:23 [INFO] [stdout] | [INFO] [stdout] 36 | let (status_line, file_name) = if buffer.starts_with(get) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `status_line` [INFO] [stdout] --> src/bin/main.rs:36:10 [INFO] [stdout] | [INFO] [stdout] 36 | let (status_line, file_name) = if buffer.starts_with(get) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_status_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_name` [INFO] [stdout] --> src/bin/main.rs:36:23 [INFO] [stdout] | [INFO] [stdout] 36 | let (status_line, file_name) = if buffer.starts_with(get) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "008d6cd980067bd432384c83d129415d63cc16cebf80c91f1e7f8da53726ddb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "008d6cd980067bd432384c83d129415d63cc16cebf80c91f1e7f8da53726ddb5", kill_on_drop: false }` [INFO] [stdout] 008d6cd980067bd432384c83d129415d63cc16cebf80c91f1e7f8da53726ddb5 [INFO] checking fcihpy001/ThreadPoolDemo against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcihpy001%2FThreadPoolDemo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fcihpy001/ThreadPoolDemo on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fcihpy001/ThreadPoolDemo [INFO] finished tweaking git repo https://github.com/fcihpy001/ThreadPoolDemo [INFO] tweaked toml for git repo https://github.com/fcihpy001/ThreadPoolDemo written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/fcihpy001/ThreadPoolDemo 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8db9c24a2f9c4dcc6da4ffa0e35124208a9e191a3736a0bc0da624e35d6d5a5 [INFO] running `Command { std: "docker" "start" "-a" "d8db9c24a2f9c4dcc6da4ffa0e35124208a9e191a3736a0bc0da624e35d6d5a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8db9c24a2f9c4dcc6da4ffa0e35124208a9e191a3736a0bc0da624e35d6d5a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8db9c24a2f9c4dcc6da4ffa0e35124208a9e191a3736a0bc0da624e35d6d5a5", kill_on_drop: false }` [INFO] [stdout] d8db9c24a2f9c4dcc6da4ffa0e35124208a9e191a3736a0bc0da624e35d6d5a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b23a3530bf2f63a448b5c87b417ea4981abaee3591f0019c2922be7044316fbc [INFO] running `Command { std: "docker" "start" "-a" "b23a3530bf2f63a448b5c87b417ea4981abaee3591f0019c2922be7044316fbc", kill_on_drop: false }` [INFO] [stderr] Checking ThreadPool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `worker` [INFO] [stdout] --> src/lib.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | for worker in &self.workers { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_worker` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `worker` [INFO] [stdout] --> src/lib.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | for worker in &self.workers { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_worker` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `ThreadPool` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `thread_pool` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 58 | fn new(id: usize,receiver: Arc>>) -> Self { [INFO] [stdout] | --------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | // 获取通道中的任务，并加入线程执行 [INFO] [stdout] 60 | let thread = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 77 | thread: Some(thread) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 58 | fn new(id: usize,receiver: Arc>>) -> Self { [INFO] [stdout] | --------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | // 获取通道中的任务，并加入线程执行 [INFO] [stdout] 60 | let thread = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 77 | thread: Some(thread) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ThreadPool` (lib test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ThreadPool` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b23a3530bf2f63a448b5c87b417ea4981abaee3591f0019c2922be7044316fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b23a3530bf2f63a448b5c87b417ea4981abaee3591f0019c2922be7044316fbc", kill_on_drop: false }` [INFO] [stdout] b23a3530bf2f63a448b5c87b417ea4981abaee3591f0019c2922be7044316fbc