[INFO] cloning repository https://github.com/damurashov/namio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/damurashov/namio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdamurashov%2Fnamio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdamurashov%2Fnamio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea184b64251aa9e26c3d1f4d513f532aac05afc8
[INFO] checking damurashov/namio against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdamurashov%2Fnamio" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/damurashov/namio
[INFO] finished tweaking git repo https://github.com/damurashov/namio
[INFO] tweaked toml for git repo https://github.com/damurashov/namio written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/damurashov/namio on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/damurashov/namio 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4f2ed8c723a309352817cbd21e1dc8df5ddfa318db4b8c82dc400d4c8eeffeb
[INFO] running `Command { std: "docker" "start" "-a" "e4f2ed8c723a309352817cbd21e1dc8df5ddfa318db4b8c82dc400d4c8eeffeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4f2ed8c723a309352817cbd21e1dc8df5ddfa318db4b8c82dc400d4c8eeffeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f2ed8c723a309352817cbd21e1dc8df5ddfa318db4b8c82dc400d4c8eeffeb", kill_on_drop: false }`
[INFO] [stdout] e4f2ed8c723a309352817cbd21e1dc8df5ddfa318db4b8c82dc400d4c8eeffeb
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f16b93c837d1f064be3ee619afa57a0706a887990b2a53469f83581d3c610467
[INFO] running `Command { std: "docker" "start" "-a" "f16b93c837d1f064be3ee619afa57a0706a887990b2a53469f83581d3c610467", kill_on_drop: false }`
[INFO] [stderr]     Checking namio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Regex`
[INFO] [stdout]  --> src/parse.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::{Regex, Match, Matches};
[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 import: `std::cmp::PartialEq`
[INFO] [stdout]  --> src/parse.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::PartialEq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Regex`
[INFO] [stdout]  --> src/parse.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::{Regex, Match, Matches};
[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 import: `std::cmp::PartialEq`
[INFO] [stdout]  --> src/parse.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::PartialEq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Arg` is never constructed
[INFO] [stdout]   --> src/parse.rs:37:2
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Parsed<'a> {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 37 |     Arg(&'a str),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parsed` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Arg` is never constructed
[INFO] [stdout]  --> src/parse.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Arg<'a>(&'a str, &'a str);
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `YEAR` is never used
[INFO] [stdout]   --> src/parse.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub static YEAR: Arg = Arg("-y", "--year");
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LABEL` is never used
[INFO] [stdout]   --> src/parse.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub static LABEL: Arg = Arg("-l", "--label");
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ALL` is never used
[INFO] [stdout]   --> src/parse.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub static ALL: &[&str] = &[YEAR.0, YEAR.1, LABEL.0, LABEL.1];
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Arg` is never constructed
[INFO] [stdout]   --> src/parse.rs:37:2
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Parsed<'a> {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 37 |     Arg(&'a str),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parsed` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Arg` is never constructed
[INFO] [stdout]  --> src/parse.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Arg<'a>(&'a str, &'a str);
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `YEAR` is never used
[INFO] [stdout]   --> src/parse.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub static YEAR: Arg = Arg("-y", "--year");
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LABEL` is never used
[INFO] [stdout]   --> src/parse.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub static LABEL: Arg = Arg("-l", "--label");
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ALL` is never used
[INFO] [stdout]   --> src/parse.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub static ALL: &[&str] = &[YEAR.0, YEAR.1, LABEL.0, LABEL.1];
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "f16b93c837d1f064be3ee619afa57a0706a887990b2a53469f83581d3c610467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f16b93c837d1f064be3ee619afa57a0706a887990b2a53469f83581d3c610467", kill_on_drop: false }`
[INFO] [stdout] f16b93c837d1f064be3ee619afa57a0706a887990b2a53469f83581d3c610467