[INFO] cloning repository https://github.com/yoyozaemon/yarr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoyozaemon/yarr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoyozaemon%2Fyarr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoyozaemon%2Fyarr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f0c1a22fbbbde925d659c7f421150730b398de51 [INFO] checking yoyozaemon/yarr against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoyozaemon%2Fyarr" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yoyozaemon/yarr on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yoyozaemon/yarr [INFO] finished tweaking git repo https://github.com/yoyozaemon/yarr [INFO] tweaked toml for git repo https://github.com/yoyozaemon/yarr written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yoyozaemon/yarr 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simplelog v0.7.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1dc17391726de82efcc3b7d9c2b907b9b3f2f29bb0aefdda4af378c5c22a802 [INFO] running `Command { std: "docker" "start" "-a" "f1dc17391726de82efcc3b7d9c2b907b9b3f2f29bb0aefdda4af378c5c22a802", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1dc17391726de82efcc3b7d9c2b907b9b3f2f29bb0aefdda4af378c5c22a802", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1dc17391726de82efcc3b7d9c2b907b9b3f2f29bb0aefdda4af378c5c22a802", kill_on_drop: false }` [INFO] [stdout] f1dc17391726de82efcc3b7d9c2b907b9b3f2f29bb0aefdda4af378c5c22a802 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e889c166441b6f8f57a5a0bf02029027d1e196cf4049bd96fc3355fa3c70863 [INFO] running `Command { std: "docker" "start" "-a" "6e889c166441b6f8f57a5a0bf02029027d1e196cf4049bd96fc3355fa3c70863", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking libmath v0.2.1 [INFO] [stderr] Checking chrono v0.4.35 [INFO] [stderr] Checking simplelog v0.7.6 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking yarr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ipv4Addr` [INFO] [stdout] --> src/server.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{Ipv4Addr, SocketAddrV4}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RpcServer` [INFO] [stdout] --> src/raft.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::rpc::{RpcServer, RpcClient}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TcpListener` and `TcpStream` [INFO] [stdout] --> src/main.rs:8:40 [INFO] [stdout] | [INFO] [stdout] 8 | use std::net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Instant` [INFO] [stdout] --> src/main.rs:12:27 [INFO] [stdout] | [INFO] [stdout] 12 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ipv4Addr` [INFO] [stdout] --> src/server.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{Ipv4Addr, SocketAddrV4}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RpcServer` [INFO] [stdout] --> src/raft.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::rpc::{RpcServer, RpcClient}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TcpListener` and `TcpStream` [INFO] [stdout] --> src/main.rs:8:40 [INFO] [stdout] | [INFO] [stdout] 8 | use std::net::{Ipv4Addr, SocketAddrV4, TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Instant` [INFO] [stdout] --> src/main.rs:12:27 [INFO] [stdout] | [INFO] [stdout] 12 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/rpc.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | if let Heartbeat { term, peer_id } = heartbeat { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/rpc.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | if let Heartbeat { term, peer_id } = heartbeat { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rpc.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut response : VoteResponse; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/rpc.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 193 | if let Heartbeat { term, peer_id } = heartbeat { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rpc.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut response : VoteResponse; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/rpc.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 193 | if let Heartbeat { term, peer_id } = heartbeat { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.98s [INFO] running `Command { std: "docker" "inspect" "6e889c166441b6f8f57a5a0bf02029027d1e196cf4049bd96fc3355fa3c70863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e889c166441b6f8f57a5a0bf02029027d1e196cf4049bd96fc3355fa3c70863", kill_on_drop: false }` [INFO] [stdout] 6e889c166441b6f8f57a5a0bf02029027d1e196cf4049bd96fc3355fa3c70863