[INFO] cloning repository https://github.com/juanknebel/raft-ik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juanknebel/raft-ik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuanknebel%2Fraft-ik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuanknebel%2Fraft-ik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c31e083f2e10b30ac5f7560313eae064086e3e4
[INFO] checking juanknebel/raft-ik against master#16b569057e4d1591b4bee05f10df34000308dedc for pr-127827
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuanknebel%2Fraft-ik" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/juanknebel/raft-ik on toolchain 16b569057e4d1591b4bee05f10df34000308dedc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/juanknebel/raft-ik
[INFO] finished tweaking git repo https://github.com/juanknebel/raft-ik
[INFO] tweaked toml for git repo https://github.com/juanknebel/raft-ik written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/juanknebel/raft-ik 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" "+16b569057e4d1591b4bee05f10df34000308dedc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indexmap v2.2.0
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "57f6008f2b609dfe31dd0d8bfa9bf8c4f852ffcb522f8bfac78b91403c7eb6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57f6008f2b609dfe31dd0d8bfa9bf8c4f852ffcb522f8bfac78b91403c7eb6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f6008f2b609dfe31dd0d8bfa9bf8c4f852ffcb522f8bfac78b91403c7eb6db", kill_on_drop: false }`
[INFO] [stdout] 57f6008f2b609dfe31dd0d8bfa9bf8c4f852ffcb522f8bfac78b91403c7eb6db
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f08cc5d5748475559ad77d548ce687c2269d1af707bc8442c392e129fd6db5a0
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[INFO] [stdout] warning: variants `InternalError` and `LockError` are never constructed
[INFO] [stdout]   --> src/error.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Error {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 17 |   ParseError { kind: String },
[INFO] [stdout] 18 |   InternalError,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout] 19 |   LockError,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_log_entry` is never used
[INFO] [stdout]   --> src/node/entry.rs:67:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl RaftEntry {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |   fn new_log_entry(
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `commit_index` and `last_applied` are never read
[INFO] [stdout]   --> src/node/state.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct RaftState {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |   commit_index: u64,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 12 |   last_applied: u64,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RaftState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `logs` is never used
[INFO] [stdout]   --> src/node/state.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl RaftState {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |   fn logs(&self) -> &Vec<RaftEntry> {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `InternalError` and `LockError` are never constructed
[INFO] [stdout]   --> src/error.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Error {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 17 |   ParseError { kind: String },
[INFO] [stdout] 18 |   InternalError,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout] 19 |   LockError,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_log_entry` is never used
[INFO] [stdout]   --> src/node/entry.rs:67:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl RaftEntry {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |   fn new_log_entry(
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `commit_index` and `last_applied` are never read
[INFO] [stdout]   --> src/node/state.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct RaftState {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |   commit_index: u64,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 12 |   last_applied: u64,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RaftState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.32s
[INFO] running `Command { std: "docker" "inspect" "f08cc5d5748475559ad77d548ce687c2269d1af707bc8442c392e129fd6db5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08cc5d5748475559ad77d548ce687c2269d1af707bc8442c392e129fd6db5a0", kill_on_drop: false }`
[INFO] [stdout] f08cc5d5748475559ad77d548ce687c2269d1af707bc8442c392e129fd6db5a0