[INFO] cloning repository https://github.com/fuzoh/monitors [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fuzoh/monitors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuzoh%2Fmonitors", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuzoh%2Fmonitors'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5debd870a0e20de8ff2650d8efa5a438133c656a [INFO] checking fuzoh/monitors against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuzoh%2Fmonitors" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/fuzoh/monitors [INFO] finished tweaking git repo https://github.com/fuzoh/monitors [INFO] tweaked toml for git repo https://github.com/fuzoh/monitors written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/fuzoh/monitors on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/fuzoh/monitors 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded confy v0.6.1 [INFO] [stderr] Downloaded syn v2.0.63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e4a6cb64632a86089fd69ac5fdae73fe51860b54557396b78f2c77625c2e668 [INFO] running `Command { std: "docker" "start" "-a" "2e4a6cb64632a86089fd69ac5fdae73fe51860b54557396b78f2c77625c2e668", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e4a6cb64632a86089fd69ac5fdae73fe51860b54557396b78f2c77625c2e668", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e4a6cb64632a86089fd69ac5fdae73fe51860b54557396b78f2c77625c2e668", kill_on_drop: false }` [INFO] [stdout] 2e4a6cb64632a86089fd69ac5fdae73fe51860b54557396b78f2c77625c2e668 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f597fb71756747a77844cde454a50eba8719c199436d74f0b702e738e82216a [INFO] running `Command { std: "docker" "start" "-a" "8f597fb71756747a77844cde454a50eba8719c199436d74f0b702e738e82216a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking anstyle-query v1.1.1 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Checking colorchoice v1.0.2 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Checking indexmap v2.4.0 [INFO] [stderr] Checking anstyle-parse v0.2.5 [INFO] [stderr] Checking anstream v0.6.15 [INFO] [stderr] Checking clap_builder v4.5.17 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking directories v5.0.1 [INFO] [stderr] Compiling syn v2.0.63 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling clap_derive v4.5.13 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking clap v4.5.17 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking confy v0.6.1 [INFO] [stderr] Checking monitors v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `default_monitor` is never read [INFO] [stdout] --> src/main.rs:32:49 [INFO] [stdout] | [INFO] [stdout] 32 | let mut default_monitor: Option<&Monitor> = None; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `biggest_mode` is never used [INFO] [stdout] --> src/monitor.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 64 | impl Monitor { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 65 | pub fn biggest_mode(&self) -> Option<&Mode> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `default_monitor` is never read [INFO] [stdout] --> src/main.rs:32:49 [INFO] [stdout] | [INFO] [stdout] 32 | let mut default_monitor: Option<&Monitor> = None; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `biggest_mode` is never used [INFO] [stdout] --> src/monitor.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 64 | impl Monitor { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 65 | pub fn biggest_mode(&self) -> Option<&Mode> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.41s [INFO] running `Command { std: "docker" "inspect" "8f597fb71756747a77844cde454a50eba8719c199436d74f0b702e738e82216a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f597fb71756747a77844cde454a50eba8719c199436d74f0b702e738e82216a", kill_on_drop: false }` [INFO] [stdout] 8f597fb71756747a77844cde454a50eba8719c199436d74f0b702e738e82216a