[INFO] updating cached repository https://github.com/klnusbaum/archon
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2384124787321924294db76d93228feb0085fd57
[INFO] checking klnusbaum/archon against try#f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f for pr-69560
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklnusbaum%2Farchon" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/klnusbaum/archon on toolchain f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/klnusbaum/archon
[INFO] finished tweaking git repo https://github.com/klnusbaum/archon
[INFO] tweaked toml for git repo https://github.com/klnusbaum/archon written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/klnusbaum/archon already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03cc458c7d701ddfc3c8942a9b5ea3424ab85a0d21b6642c2265936af6cc9b6b
[INFO] running `"docker" "start" "-a" "03cc458c7d701ddfc3c8942a9b5ea3424ab85a0d21b6642c2265936af6cc9b6b"`
[INFO] [stderr]     Checking archon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Term`
[INFO] [stderr]  --> src/algorithm.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use types::{PeerId, Term};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Term`
[INFO] [stderr]  --> src/algorithm.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use types::{PeerId, Term};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/algorithm.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn handle_append_response(&mut self, body: messaging::AppendResponseBody) {}
[INFO] [stderr]    |                                          ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/algorithm.rs:75:39
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn handle_vote_request(&mut self, body: messaging::VoteRequestBody) {}
[INFO] [stderr]    |                                       ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/algorithm.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn handle_vote_response(&mut self, body: messaging::VoteResponseBody) {}
[INFO] [stderr]    |                                        ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/algorithm.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn handle_append_response(&mut self, body: messaging::AppendResponseBody) {}
[INFO] [stderr]    |                                          ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/algorithm.rs:75:39
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn handle_vote_request(&mut self, body: messaging::VoteRequestBody) {}
[INFO] [stderr]    |                                       ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/lib.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |         fn get_value(&self, key: String) -> Result<Option<Vec<u8>>, RaftError> {
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/algorithm.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn handle_vote_response(&mut self, body: messaging::VoteResponseBody) {}
[INFO] [stderr]    |                                        ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/lib.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |         fn get_value(&self, key: String) -> Result<Option<Vec<u8>>, RaftError> {
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/lib.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |         fn put_value(&self, key: String, value: Vec<u8>) -> Result<(), RaftError> {
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/lib.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |         fn put_value(&self, key: String, value: Vec<u8>) -> Result<(), RaftError> {
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/lib.rs:26:42
[INFO] [stderr]    |
[INFO] [stderr] 26 |         fn put_value(&self, key: String, value: Vec<u8>) -> Result<(), RaftError> {
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/lib.rs:26:42
[INFO] [stderr]    |
[INFO] [stderr] 26 |         fn put_value(&self, key: String, value: Vec<u8>) -> Result<(), RaftError> {
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `State`
[INFO] [stderr]  --> src/algorithm.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | enum State {
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `my_id`
[INFO] [stderr]   --> src/algorithm.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     my_id: PeerId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `peers`
[INFO] [stderr]   --> src/algorithm.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     peers: Vec<PeerId>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `State`
[INFO] [stderr]  --> src/algorithm.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | enum State {
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `my_id`
[INFO] [stderr]   --> src/algorithm.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     my_id: PeerId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `peers`
[INFO] [stderr]   --> src/algorithm.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     peers: Vec<PeerId>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "03cc458c7d701ddfc3c8942a9b5ea3424ab85a0d21b6642c2265936af6cc9b6b"`
[INFO] running `"docker" "rm" "-f" "03cc458c7d701ddfc3c8942a9b5ea3424ab85a0d21b6642c2265936af6cc9b6b"`
[INFO] [stdout] 03cc458c7d701ddfc3c8942a9b5ea3424ab85a0d21b6642c2265936af6cc9b6b