[INFO] fetching crate almost-raft 0.2.1... [INFO] checking almost-raft-0.2.1 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate almost-raft 0.2.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate almost-raft 0.2.1 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate almost-raft 0.2.1 [INFO] finished tweaking crates.io crate almost-raft 0.2.1 [INFO] tweaked toml for crates.io crate almost-raft 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ecabb21940871104402ecb75f98ccd9758c9f477ea3b568762f017c75f85d5d4 [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" "ecabb21940871104402ecb75f98ccd9758c9f477ea3b568762f017c75f85d5d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecabb21940871104402ecb75f98ccd9758c9f477ea3b568762f017c75f85d5d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecabb21940871104402ecb75f98ccd9758c9f477ea3b568762f017c75f85d5d4", kill_on_drop: false }` [INFO] [stdout] ecabb21940871104402ecb75f98ccd9758c9f477ea3b568762f017c75f85d5d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8a1e963c45db5a535c59c8b77705af3e03e05d67be828fbd25ae7c12862c4685 [INFO] running `Command { std: "docker" "start" "-a" "8a1e963c45db5a535c59c8b77705af3e03e05d67be828fbd25ae7c12862c4685", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tokio v1.6.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Checking tokio-stream v0.1.6 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Checking almost-raft v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking tracing-subscriber v0.2.18 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:530:13 [INFO] [stdout] | [INFO] [stdout] 530 | self.sender.send(msg).await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:566:9 [INFO] [stdout] | [INFO] [stdout] 566 | tx.send(Message::ControlAddNode(dummy)).await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:568:9 [INFO] [stdout] | [INFO] [stdout] 568 | tx.send(Message::ControlAddNode(dummy)).await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:578:9 [INFO] [stdout] | [INFO] [stdout] 578 | tx.send(Message::ControlAddNode(dummy)).await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:631:9 [INFO] [stdout] | [INFO] [stdout] 631 | / tx_to_raft [INFO] [stdout] 632 | | .send(Message::RequestVoteResponse { [INFO] [stdout] 633 | | vote: true, [INFO] [stdout] 634 | | term: 1, [INFO] [stdout] 635 | | }) [INFO] [stdout] 636 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:637:9 [INFO] [stdout] | [INFO] [stdout] 637 | / tx_to_raft [INFO] [stdout] 638 | | .send(Message::RequestVoteResponse { [INFO] [stdout] 639 | | vote: true, [INFO] [stdout] 640 | | term: 1, [INFO] [stdout] 641 | | }) [INFO] [stdout] 642 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:643:9 [INFO] [stdout] | [INFO] [stdout] 643 | / tx_to_raft [INFO] [stdout] 644 | | .send(Message::RequestVoteResponse { [INFO] [stdout] 645 | | vote: true, [INFO] [stdout] 646 | | term: 1, [INFO] [stdout] 647 | | }) [INFO] [stdout] 648 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:701:9 [INFO] [stdout] | [INFO] [stdout] 701 | / tx_to_raft [INFO] [stdout] 702 | | .send(Message::RequestVoteResponse { [INFO] [stdout] 703 | | vote: true, [INFO] [stdout] 704 | | term: 1, [INFO] [stdout] 705 | | }) [INFO] [stdout] 706 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:730:13 [INFO] [stdout] | [INFO] [stdout] 730 | / tx_to_raft [INFO] [stdout] 731 | | .send(Message::RequestVoteResponse { [INFO] [stdout] 732 | | vote: true, [INFO] [stdout] 733 | | term: 2, [INFO] [stdout] 734 | | }) [INFO] [stdout] 735 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:791:9 [INFO] [stdout] | [INFO] [stdout] 791 | / tx_to_raft_node_1 [INFO] [stdout] 792 | | .send(Message::ControlAddNode(new_node( [INFO] [stdout] 793 | | self_id_2.as_str(), [INFO] [stdout] 794 | | tx_to_raft_node_2.clone(), [INFO] [stdout] 795 | | ))) [INFO] [stdout] 796 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:797:9 [INFO] [stdout] | [INFO] [stdout] 797 | / tx_to_raft_node_1 [INFO] [stdout] 798 | | .send(Message::ControlAddNode(new_node( [INFO] [stdout] 799 | | self_id_3.as_str(), [INFO] [stdout] 800 | | tx_to_raft_node_3.clone(), [INFO] [stdout] 801 | | ))) [INFO] [stdout] 802 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:804:9 [INFO] [stdout] | [INFO] [stdout] 804 | / tx_to_raft_node_2 [INFO] [stdout] 805 | | .send(Message::ControlAddNode(new_node( [INFO] [stdout] 806 | | self_id_1.as_str(), [INFO] [stdout] 807 | | tx_to_raft_node_1.clone(), [INFO] [stdout] 808 | | ))) [INFO] [stdout] 809 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:810:9 [INFO] [stdout] | [INFO] [stdout] 810 | / tx_to_raft_node_2 [INFO] [stdout] 811 | | .send(Message::ControlAddNode(new_node( [INFO] [stdout] 812 | | self_id_3.as_str(), [INFO] [stdout] 813 | | tx_to_raft_node_3.clone(), [INFO] [stdout] 814 | | ))) [INFO] [stdout] 815 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:816:9 [INFO] [stdout] | [INFO] [stdout] 816 | / tx_to_raft_node_3 [INFO] [stdout] 817 | | .send(Message::ControlAddNode(new_node( [INFO] [stdout] 818 | | self_id_1.as_str(), [INFO] [stdout] 819 | | tx_to_raft_node_1.clone(), [INFO] [stdout] 820 | | ))) [INFO] [stdout] 821 | | .await; [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 `Result` that must be used [INFO] [stdout] --> src/election/mod.rs:822:9 [INFO] [stdout] | [INFO] [stdout] 822 | / tx_to_raft_node_3 [INFO] [stdout] 823 | | .send(Message::ControlAddNode(new_node( [INFO] [stdout] 824 | | self_id_2.as_str(), [INFO] [stdout] 825 | | tx_to_raft_node_2.clone(), [INFO] [stdout] 826 | | ))) [INFO] [stdout] 827 | | .await; [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: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 05s [INFO] running `Command { std: "docker" "inspect" "8a1e963c45db5a535c59c8b77705af3e03e05d67be828fbd25ae7c12862c4685", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a1e963c45db5a535c59c8b77705af3e03e05d67be828fbd25ae7c12862c4685", kill_on_drop: false }` [INFO] [stdout] 8a1e963c45db5a535c59c8b77705af3e03e05d67be828fbd25ae7c12862c4685