[INFO] cloning repository https://github.com/gc210797/pid-manager-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gc210797/pid-manager-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgc210797%2Fpid-manager-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgc210797%2Fpid-manager-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c406013e1e38064b85ad98fabdcf8389488ec5f3 [INFO] checking gc210797/pid-manager-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgc210797%2Fpid-manager-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gc210797/pid-manager-rs 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/gc210797/pid-manager-rs [INFO] finished tweaking git repo https://github.com/gc210797/pid-manager-rs [INFO] tweaked toml for git repo https://github.com/gc210797/pid-manager-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gc210797/pid-manager-rs 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3a82a40b088dfdb0f86c3da2d71888ab38bfb5fa711c3c45493cfff81c43ca7a [INFO] running `Command { std: "docker" "start" "-a" "3a82a40b088dfdb0f86c3da2d71888ab38bfb5fa711c3c45493cfff81c43ca7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a82a40b088dfdb0f86c3da2d71888ab38bfb5fa711c3c45493cfff81c43ca7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a82a40b088dfdb0f86c3da2d71888ab38bfb5fa711c3c45493cfff81c43ca7a", kill_on_drop: false }` [INFO] [stdout] 3a82a40b088dfdb0f86c3da2d71888ab38bfb5fa711c3c45493cfff81c43ca7a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6390921c5c3f434cfeef2992f0a3ea6209a3189e6d107cb3748d1ef8b723f444 [INFO] running `Command { std: "docker" "start" "-a" "6390921c5c3f434cfeef2992f0a3ea6209a3189e6d107cb3748d1ef8b723f444", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking pid-manager v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `peek` is never used [INFO] [stdout] --> src/list.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl List { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `peek` is never used [INFO] [stdout] --> src/list.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl List { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `Command { std: "docker" "inspect" "6390921c5c3f434cfeef2992f0a3ea6209a3189e6d107cb3748d1ef8b723f444", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6390921c5c3f434cfeef2992f0a3ea6209a3189e6d107cb3748d1ef8b723f444", kill_on_drop: false }` [INFO] [stdout] 6390921c5c3f434cfeef2992f0a3ea6209a3189e6d107cb3748d1ef8b723f444 [INFO] checking gc210797/pid-manager-rs 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%2Fgc210797%2Fpid-manager-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gc210797/pid-manager-rs 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/gc210797/pid-manager-rs [INFO] finished tweaking git repo https://github.com/gc210797/pid-manager-rs [INFO] tweaked toml for git repo https://github.com/gc210797/pid-manager-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/gc210797/pid-manager-rs 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9170a6c696d90914a435b92884ce6053ff33bc7ea3f5a7df4b855869ad9f563c [INFO] running `Command { std: "docker" "start" "-a" "9170a6c696d90914a435b92884ce6053ff33bc7ea3f5a7df4b855869ad9f563c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9170a6c696d90914a435b92884ce6053ff33bc7ea3f5a7df4b855869ad9f563c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9170a6c696d90914a435b92884ce6053ff33bc7ea3f5a7df4b855869ad9f563c", kill_on_drop: false }` [INFO] [stdout] 9170a6c696d90914a435b92884ce6053ff33bc7ea3f5a7df4b855869ad9f563c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 30036d5d4c093db18a0494d07183da46ca09cd2e8aea8df94d5c5df8755b6e6d [INFO] running `Command { std: "docker" "start" "-a" "30036d5d4c093db18a0494d07183da46ca09cd2e8aea8df94d5c5df8755b6e6d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking pid-manager v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `peek` is never used [INFO] [stdout] --> src/list.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl List { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `peek` is never used [INFO] [stdout] --> src/list.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl List { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [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/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(lock: Arc>, sender: &'a Sender) -> JoinHandle<()> { [INFO] [stdout] | ---------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 19 | / Process { [INFO] [stdout] 20 | | pid: lock.lock().unwrap().allocate_pid().unwrap(), [INFO] [stdout] 21 | | rnd: rand::thread_rng().gen_range(1, 10), [INFO] [stdout] 22 | | lock_provider: Arc::clone(&lock), [INFO] [stdout] 23 | | notify_sender: sender, [INFO] [stdout] 24 | | } [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/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(lock: Arc>, sender: &'a Sender) -> JoinHandle<()> { [INFO] [stdout] | ---------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 19 | / Process { [INFO] [stdout] 20 | | pid: lock.lock().unwrap().allocate_pid().unwrap(), [INFO] [stdout] 21 | | rnd: rand::thread_rng().gen_range(1, 10), [INFO] [stdout] 22 | | lock_provider: Arc::clone(&lock), [INFO] [stdout] 23 | | notify_sender: sender, [INFO] [stdout] 24 | | } [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/main.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 29 | let lock = Arc::clone(&self.lock_provider); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 32 | let thread_sender = self.notify_sender.clone(); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | thread::spawn(move || { [INFO] [stdout] | _______________________^ [INFO] [stdout] 34 | | thread::sleep(Duration::from_secs(rnd as u64)); [INFO] [stdout] 35 | | println!( [INFO] [stdout] 36 | | "I am process with pid {} exiting after sleeping for {}", [INFO] [stdout] ... | [INFO] [stdout] 42 | | let _ = thread_sender.send(1); [INFO] [stdout] 43 | | }) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/main.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 29 | let lock = Arc::clone(&self.lock_provider); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 32 | let thread_sender = self.notify_sender.clone(); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | thread::spawn(move || { [INFO] [stdout] | _______________________^ [INFO] [stdout] 34 | | thread::sleep(Duration::from_secs(rnd as u64)); [INFO] [stdout] 35 | | println!( [INFO] [stdout] 36 | | "I am process with pid {} exiting after sleeping for {}", [INFO] [stdout] ... | [INFO] [stdout] 42 | | let _ = thread_sender.send(1); [INFO] [stdout] 43 | | }) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pid-manager` (bin "pid-manager" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `pid-manager` (bin "pid-manager") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "30036d5d4c093db18a0494d07183da46ca09cd2e8aea8df94d5c5df8755b6e6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30036d5d4c093db18a0494d07183da46ca09cd2e8aea8df94d5c5df8755b6e6d", kill_on_drop: false }` [INFO] [stdout] 30036d5d4c093db18a0494d07183da46ca09cd2e8aea8df94d5c5df8755b6e6d