[INFO] cloning repository https://github.com/danielwaterworth/raft-logic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielwaterworth/raft-logic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwaterworth%2Fraft-logic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwaterworth%2Fraft-logic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 335b4fadd367577c11b1012a7327a10d00e706f2
[INFO] checking danielwaterworth/raft-logic against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwaterworth%2Fraft-logic" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danielwaterworth/raft-logic
[INFO] finished tweaking git repo https://github.com/danielwaterworth/raft-logic
[INFO] tweaked toml for git repo https://github.com/danielwaterworth/raft-logic written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danielwaterworth/raft-logic on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danielwaterworth/raft-logic 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d98f16226232b82c7c048526b07a31dc5a51485d8769f55e3540d3719ba5bbbe
[INFO] running `Command { std: "docker" "start" "-a" "d98f16226232b82c7c048526b07a31dc5a51485d8769f55e3540d3719ba5bbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d98f16226232b82c7c048526b07a31dc5a51485d8769f55e3540d3719ba5bbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98f16226232b82c7c048526b07a31dc5a51485d8769f55e3540d3719ba5bbbe", kill_on_drop: false }`
[INFO] [stdout] d98f16226232b82c7c048526b07a31dc5a51485d8769f55e3540d3719ba5bbbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a69616ee34e0090dc62d9f5101427ca6f2c882c3c40164dc85419de7e2d6785
[INFO] running `Command { std: "docker" "start" "-a" "5a69616ee34e0090dc62d9f5101427ca6f2c882c3c40164dc85419de7e2d6785", kill_on_drop: false }`
[INFO] [stderr]     Checking raft-logic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LogIndex`
[INFO] [stdout]  --> src/raft.rs:2:56
[INFO] [stdout]   |
[INFO] [stdout] 2 |     compare_log_versions, GetResult, InsertError, Log, LogIndex, LogStatus,
[INFO] [stdout]   |                                                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LogIndex`
[INFO] [stdout]  --> src/raft.rs:2:56
[INFO] [stdout]   |
[INFO] [stdout] 2 |     compare_log_versions, GetResult, InsertError, Log, LogIndex, LogStatus,
[INFO] [stdout]   |                                                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:415:32
[INFO] [stdout]     |
[INFO] [stdout] 415 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:418:29
[INFO] [stdout]     |
[INFO] [stdout] 418 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_id`
[INFO] [stdout]    --> src/raft.rs:427:9
[INFO] [stdout]     |
[INFO] [stdout] 427 |         server_id: ServerID,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:461:32
[INFO] [stdout]     |
[INFO] [stdout] 461 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:476:29
[INFO] [stdout]     |
[INFO] [stdout] 476 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:484:9
[INFO] [stdout]     |
[INFO] [stdout] 484 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:488:29
[INFO] [stdout]     |
[INFO] [stdout] 488 |             State::Follower(follower_state) => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:520:29
[INFO] [stdout]     |
[INFO] [stdout] 520 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:544:9
[INFO] [stdout]     |
[INFO] [stdout] 544 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:549:29
[INFO] [stdout]     |
[INFO] [stdout] 549 |             State::Follower(follower_state) => unreachable!(
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:552:32
[INFO] [stdout]     |
[INFO] [stdout] 552 |             State::Candidate { votes_received } => unreachable!(
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:647:29
[INFO] [stdout]     |
[INFO] [stdout] 647 |             State::Follower(follower_state) => self.transition_to_candidate(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:648:32
[INFO] [stdout]     |
[INFO] [stdout] 648 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:651:29
[INFO] [stdout]     |
[INFO] [stdout] 651 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raft-logic` (lib) due to 1 previous error; 17 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:415:32
[INFO] [stdout]     |
[INFO] [stdout] 415 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:418:29
[INFO] [stdout]     |
[INFO] [stdout] 418 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_id`
[INFO] [stdout]    --> src/raft.rs:427:9
[INFO] [stdout]     |
[INFO] [stdout] 427 |         server_id: ServerID,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:461:32
[INFO] [stdout]     |
[INFO] [stdout] 461 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:476:29
[INFO] [stdout]     |
[INFO] [stdout] 476 |             State::Leader { follower_infos } => {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:484:9
[INFO] [stdout]     |
[INFO] [stdout] 484 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:488:29
[INFO] [stdout]     |
[INFO] [stdout] 488 |             State::Follower(follower_state) => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:520:29
[INFO] [stdout]     |
[INFO] [stdout] 520 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term`
[INFO] [stdout]    --> src/raft.rs:544:9
[INFO] [stdout]     |
[INFO] [stdout] 544 |         term: Term,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:549:29
[INFO] [stdout]     |
[INFO] [stdout] 549 |             State::Follower(follower_state) => unreachable!(
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:552:32
[INFO] [stdout]     |
[INFO] [stdout] 552 |             State::Candidate { votes_received } => unreachable!(
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_state`
[INFO] [stdout]    --> src/raft.rs:647:29
[INFO] [stdout]     |
[INFO] [stdout] 647 |             State::Follower(follower_state) => self.transition_to_candidate(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_follower_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `votes_received`
[INFO] [stdout]    --> src/raft.rs:648:32
[INFO] [stdout]     |
[INFO] [stdout] 648 |             State::Candidate { votes_received } => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: try ignoring the field: `votes_received: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `follower_infos`
[INFO] [stdout]    --> src/raft.rs:651:29
[INFO] [stdout]     |
[INFO] [stdout] 651 |             State::Leader { follower_infos } => do_nothing(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: try ignoring the field: `follower_infos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raft-logic` (lib test) due to 1 previous error; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5a69616ee34e0090dc62d9f5101427ca6f2c882c3c40164dc85419de7e2d6785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a69616ee34e0090dc62d9f5101427ca6f2c882c3c40164dc85419de7e2d6785", kill_on_drop: false }`
[INFO] [stdout] 5a69616ee34e0090dc62d9f5101427ca6f2c882c3c40164dc85419de7e2d6785
