[INFO] cloning repository https://github.com/codepr/ruft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codepr/ruft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodepr%2Fruft", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodepr%2Fruft'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4cc04e3173c6181ee6477e1b5092bd7871136b2a [INFO] checking codepr/ruft/4cc04e3173c6181ee6477e1b5092bd7871136b2a against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodepr%2Fruft" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/codepr/ruft on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/codepr/ruft [INFO] finished tweaking git repo https://github.com/codepr/ruft [INFO] tweaked toml for git repo https://github.com/codepr/ruft written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/codepr/ruft 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0535789b65bc5cb3446b7ac0396ff567c8c72a6da14753f23f5b15a8f2f82e2 [INFO] running `Command { std: "docker" "start" "-a" "f0535789b65bc5cb3446b7ac0396ff567c8c72a6da14753f23f5b15a8f2f82e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0535789b65bc5cb3446b7ac0396ff567c8c72a6da14753f23f5b15a8f2f82e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0535789b65bc5cb3446b7ac0396ff567c8c72a6da14753f23f5b15a8f2f82e2", kill_on_drop: false }` [INFO] [stdout] f0535789b65bc5cb3446b7ac0396ff567c8c72a6da14753f23f5b15a8f2f82e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4aafc929f52f90208d9dd909c874dcc4174ae05945b2618c4d3fe458caf5efeb [INFO] running `Command { std: "docker" "start" "-a" "4aafc929f52f90208d9dd909c874dcc4174ae05945b2618c4d3fe458caf5efeb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.65 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking futures-core v0.3.13 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking futures-sink v0.3.13 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-task v0.3.13 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling async-trait v0.1.48 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tokio v1.4.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking simplelog v0.10.0 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling pin-project-internal v1.0.6 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking pin-project v1.0.6 [INFO] [stderr] Checking futures-executor v0.3.13 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking tokio-stream v0.1.5 [INFO] [stderr] Checking tokio-util v0.6.5 [INFO] [stderr] Checking tokio-retry v0.3.0 [INFO] [stderr] Checking bincode v1.3.2 [INFO] [stderr] Checking ruft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `last_id` [INFO] [stdout] --> src/rpc.rs:512:43 [INFO] [stdout] | [INFO] [stdout] 512 | RpcMessage::RequestVote(term, id, last_id, last_log) => { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_log` [INFO] [stdout] --> src/rpc.rs:512:52 [INFO] [stdout] | [INFO] [stdout] 512 | RpcMessage::RequestVote(term, id, last_id, last_log) => { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_log` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_id` [INFO] [stdout] --> src/rpc.rs:512:43 [INFO] [stdout] | [INFO] [stdout] 512 | RpcMessage::RequestVote(term, id, last_id, last_log) => { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_log` [INFO] [stdout] --> src/rpc.rs:512:52 [INFO] [stdout] | [INFO] [stdout] 512 | RpcMessage::RequestVote(term, id, last_id, last_log) => { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_log` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `success` [INFO] [stdout] --> src/rpc.rs:351:69 [INFO] [stdout] | [INFO] [stdout] 351 | if let RpcMessage::AppendEntriesReply(term, success) = re { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RpcError` is never constructed [INFO] [stdout] --> src/rpc.rs:163:8 [INFO] [stdout] | [INFO] [stdout] 163 | struct RpcError(String); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `append_entries`, `request_vote_reply`, and `append_entries_reply` are never used [INFO] [stdout] --> src/rpc.rs:206:14 [INFO] [stdout] | [INFO] [stdout] 199 | trait RaftRpc { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 206 | async fn append_entries( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 212 | async fn request_vote_reply( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 218 | async fn append_entries_reply( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `peers_number` is never used [INFO] [stdout] --> src/rpc.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 235 | impl TokioRpcClient { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 248 | pub fn peers_number(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `term` and `command` are never read [INFO] [stdout] --> src/rpc.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | struct LogEntry { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 37 | // Current term of the command being issued [INFO] [stdout] 38 | term: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 39 | // The actual command to be applied to the state machine [INFO] [stdout] 40 | command: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `term` is never read [INFO] [stdout] --> src/rpc.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 62 | pub struct RequestVoteReply { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 63 | // Current term for candidate to update itself [INFO] [stdout] 64 | pub term: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AppendEntriesReply` is never constructed [INFO] [stdout] --> src/rpc.rs:79:16 [INFO] [stdout] | [INFO] [stdout] 79 | pub struct AppendEntriesReply { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `commit_index` and `last_applied` are never read [INFO] [stdout] --> src/rpc.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 86 | pub struct Machine { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 99 | pub commit_index: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 102 | pub last_applied: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `success` [INFO] [stdout] --> src/rpc.rs:351:69 [INFO] [stdout] | [INFO] [stdout] 351 | if let RpcMessage::AppendEntriesReply(term, success) = re { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_success` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RpcError` is never constructed [INFO] [stdout] --> src/rpc.rs:163:8 [INFO] [stdout] | [INFO] [stdout] 163 | struct RpcError(String); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `append_entries`, `request_vote_reply`, and `append_entries_reply` are never used [INFO] [stdout] --> src/rpc.rs:206:14 [INFO] [stdout] | [INFO] [stdout] 199 | trait RaftRpc { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 206 | async fn append_entries( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 212 | async fn request_vote_reply( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 218 | async fn append_entries_reply( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `peers_number` is never used [INFO] [stdout] --> src/rpc.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 235 | impl TokioRpcClient { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 248 | pub fn peers_number(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `term` and `command` are never read [INFO] [stdout] --> src/rpc.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | struct LogEntry { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 37 | // Current term of the command being issued [INFO] [stdout] 38 | term: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 39 | // The actual command to be applied to the state machine [INFO] [stdout] 40 | command: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `term` is never read [INFO] [stdout] --> src/rpc.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 62 | pub struct RequestVoteReply { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 63 | // Current term for candidate to update itself [INFO] [stdout] 64 | pub term: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AppendEntriesReply` is never constructed [INFO] [stdout] --> src/rpc.rs:79:16 [INFO] [stdout] | [INFO] [stdout] 79 | pub struct AppendEntriesReply { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `commit_index` and `last_applied` are never read [INFO] [stdout] --> src/rpc.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 86 | pub struct Machine { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 99 | pub commit_index: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 102 | pub last_applied: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.22s [INFO] running `Command { std: "docker" "inspect" "4aafc929f52f90208d9dd909c874dcc4174ae05945b2618c4d3fe458caf5efeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4aafc929f52f90208d9dd909c874dcc4174ae05945b2618c4d3fe458caf5efeb", kill_on_drop: false }` [INFO] [stdout] 4aafc929f52f90208d9dd909c874dcc4174ae05945b2618c4d3fe458caf5efeb