[INFO] cloning repository https://github.com/supposedly/68k-linter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supposedly/68k-linter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupposedly%2F68k-linter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupposedly%2F68k-linter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5964eaaef5f27c8d4ee102447cc86bf72f80bc48
[INFO] checking supposedly/68k-linter against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupposedly%2F68k-linter" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/supposedly/68k-linter on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/supposedly/68k-linter
[INFO] finished tweaking git repo https://github.com/supposedly/68k-linter
[INFO] tweaked toml for git repo https://github.com/supposedly/68k-linter written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/supposedly/68k-linter 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19868e15d49e46269cf907b0d5ef23903bb6f0bf0b056ab679f1fc523cb774db
[INFO] running `Command { std: "docker" "start" "-a" "19868e15d49e46269cf907b0d5ef23903bb6f0bf0b056ab679f1fc523cb774db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19868e15d49e46269cf907b0d5ef23903bb6f0bf0b056ab679f1fc523cb774db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19868e15d49e46269cf907b0d5ef23903bb6f0bf0b056ab679f1fc523cb774db", kill_on_drop: false }`
[INFO] [stdout] 19868e15d49e46269cf907b0d5ef23903bb6f0bf0b056ab679f1fc523cb774db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b0ec642c86f441fb586b5330eb7b61d5739bd12a138ece7203f47e243195319
[INFO] running `Command { std: "docker" "start" "-a" "1b0ec642c86f441fb586b5330eb7b61d5739bd12a138ece7203f47e243195319", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking m68k-linter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `regex` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use regex::{self, Regex};
[INFO] [stdout]   |             ^^^^ the item `regex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `regex` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use regex::{self, Regex};
[INFO] [stdout]   |             ^^^^ the item `regex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `medial_ws` and `final_ws` are never read
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Code {
[INFO] [stdout]    |     ---- fields in this variant
[INFO] [stdout] ...
[INFO] [stdout] 32 |         medial_ws: u16,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 33 |         args: Option<String>,
[INFO] [stdout] 34 |         final_ws: Option<u16>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `medial_ws` and `final_ws` are never read
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Code {
[INFO] [stdout]    |     ---- fields in this variant
[INFO] [stdout] ...
[INFO] [stdout] 32 |         medial_ws: u16,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 33 |         args: Option<String>,
[INFO] [stdout] 34 |         final_ws: Option<u16>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "1b0ec642c86f441fb586b5330eb7b61d5739bd12a138ece7203f47e243195319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0ec642c86f441fb586b5330eb7b61d5739bd12a138ece7203f47e243195319", kill_on_drop: false }`
[INFO] [stdout] 1b0ec642c86f441fb586b5330eb7b61d5739bd12a138ece7203f47e243195319