[INFO] cloning repository https://github.com/cheblin/module_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cheblin/module_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheblin%2Fmodule_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheblin%2Fmodule_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 363bc3d58bea16f6144d7ccab7c0ca933dbd88e3
[INFO] checking cheblin/module_demo/363bc3d58bea16f6144d7ccab7c0ca933dbd88e3 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheblin%2Fmodule_demo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cheblin/module_demo
[INFO] finished tweaking git repo https://github.com/cheblin/module_demo
[INFO] tweaked toml for git repo https://github.com/cheblin/module_demo written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cheblin/module_demo on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cheblin/module_demo 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d06ef4ea8eab71367843ba9f2d289dd1a428d77aecffc0429c33bfb3ab3b9afd
[INFO] running `Command { std: "docker" "start" "-a" "d06ef4ea8eab71367843ba9f2d289dd1a428d77aecffc0429c33bfb3ab3b9afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d06ef4ea8eab71367843ba9f2d289dd1a428d77aecffc0429c33bfb3ab3b9afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d06ef4ea8eab71367843ba9f2d289dd1a428d77aecffc0429c33bfb3ab3b9afd", kill_on_drop: false }`
[INFO] [stdout] d06ef4ea8eab71367843ba9f2d289dd1a428d77aecffc0429c33bfb3ab3b9afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afcb92c7aaaf6a03ae913645ec0127ca731e4f8be6d134825018c56d5b8c1187
[INFO] running `Command { std: "docker" "start" "-a" "afcb92c7aaaf6a03ae913645ec0127ca731e4f8be6d134825018c56d5b8c1187", kill_on_drop: false }`
[INFO] [stderr]     Checking module_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 |         use std::fs::File;//multi line
[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::io::Read`
[INFO] [stdout]   --> src/main.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 |         use std::io::Read;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]   --> src/main.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |         use std::path::{Path, PathBuf};
[INFO] [stdout]    |                         ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`, `fs::File`, and `io::Read`
[INFO] [stdout]   --> src/main.rs:67:14
[INFO] [stdout]    |
[INFO] [stdout] 67 |             use std::{fs::File, io::Read, path::{Path, PathBuf}};// on one line
[INFO] [stdout]    |                       ^^^^^^^^  ^^^^^^^^         ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`, `fs::File`, and `io::Read`
[INFO] [stdout]   --> src/main.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |                           fs::File,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 72 |                           io::Read,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 73 |                           path::{
[INFO] [stdout] 74 |                               Path,
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 75 |                               PathBuf
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/foo/bar.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_fn` is never used
[INFO] [stdout]  --> src/foo/bar/baz.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main_fn() {}
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/foo/bar/baz.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn pub_fn() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Baz` is never constructed
[INFO] [stdout]   --> src/foo/bar/baz.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(in super) struct Baz;
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/foo/bar/../../some_dir/some_src.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/use_main_fn.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 |         use std::fs::File;//multi line
[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::io::Read`
[INFO] [stdout]   --> src/main.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 |         use std::io::Read;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]   --> src/main.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |         use std::path::{Path, PathBuf};
[INFO] [stdout]    |                         ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`, `fs::File`, and `io::Read`
[INFO] [stdout]   --> src/main.rs:67:14
[INFO] [stdout]    |
[INFO] [stdout] 67 |             use std::{fs::File, io::Read, path::{Path, PathBuf}};// on one line
[INFO] [stdout]    |                       ^^^^^^^^  ^^^^^^^^         ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`, `fs::File`, and `io::Read`
[INFO] [stdout]   --> src/main.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |                           fs::File,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 72 |                           io::Read,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 73 |                           path::{
[INFO] [stdout] 74 |                               Path,
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 75 |                               PathBuf
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/foo/bar.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_fn` is never used
[INFO] [stdout]  --> src/foo/bar/baz.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main_fn() {}
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/foo/bar/baz.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn pub_fn() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Baz` is never constructed
[INFO] [stdout]   --> src/foo/bar/baz.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(in super) struct Baz;
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/foo/bar/../../some_dir/some_src.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pub_fn` is never used
[INFO] [stdout]  --> src/use_main_fn.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "afcb92c7aaaf6a03ae913645ec0127ca731e4f8be6d134825018c56d5b8c1187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcb92c7aaaf6a03ae913645ec0127ca731e4f8be6d134825018c56d5b8c1187", kill_on_drop: false }`
[INFO] [stdout] afcb92c7aaaf6a03ae913645ec0127ca731e4f8be6d134825018c56d5b8c1187