[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c3c30a25f42fadca7bcfdeb92bf675b8b924a32
[INFO] testing cheblin/module_demo against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheblin%2Fmodule_demo" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cheblin/module_demo on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-11/source/Cargo.toml
[INFO] crate git repo https://github.com/cheblin/module_demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f88b726a0289119e369702fc313e69e755b773af0bca4ad272dfd5e056307fbb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f88b726a0289119e369702fc313e69e755b773af0bca4ad272dfd5e056307fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f88b726a0289119e369702fc313e69e755b773af0bca4ad272dfd5e056307fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f88b726a0289119e369702fc313e69e755b773af0bca4ad272dfd5e056307fbb", kill_on_drop: false }`
[INFO] [stdout] f88b726a0289119e369702fc313e69e755b773af0bca4ad272dfd5e056307fbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 107b15e4615678b39ddcce790ee66034dbf6f05e9d9626643282ff986dd2007e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "107b15e4615678b39ddcce790ee66034dbf6f05e9d9626643282ff986dd2007e", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` 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`, `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`, `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`, `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 is never used: `pub_fn`
[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]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main_fn`
[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 is never used: `pub_fn`
[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 is never constructed: `Baz`
[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 is never used: `pub_fn`
[INFO] [stdout]  --> src/foo/bar.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pub_fn`
[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: function is never used: `pub_fn`
[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: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "107b15e4615678b39ddcce790ee66034dbf6f05e9d9626643282ff986dd2007e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107b15e4615678b39ddcce790ee66034dbf6f05e9d9626643282ff986dd2007e", kill_on_drop: false }`
[INFO] [stdout] 107b15e4615678b39ddcce790ee66034dbf6f05e9d9626643282ff986dd2007e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39d955266791ce0b78a742f430bbe92a2068dd7232409e484a18789899782e28
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "39d955266791ce0b78a742f430bbe92a2068dd7232409e484a18789899782e28", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` 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`, `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`, `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`, `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 is never used: `pub_fn`
[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]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main_fn`
[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 is never used: `pub_fn`
[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 is never constructed: `Baz`
[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 is never used: `pub_fn`
[INFO] [stdout]  --> src/foo/bar.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn pub_fn(){
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pub_fn`
[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: function is never used: `pub_fn`
[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: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "39d955266791ce0b78a742f430bbe92a2068dd7232409e484a18789899782e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d955266791ce0b78a742f430bbe92a2068dd7232409e484a18789899782e28", kill_on_drop: false }`
[INFO] [stdout] 39d955266791ce0b78a742f430bbe92a2068dd7232409e484a18789899782e28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 768a317a34064971b2677eb7cae0b8ade9f11004ccd72bf7b9077aabb4bf3790
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "768a317a34064971b2677eb7cae0b8ade9f11004ccd72bf7b9077aabb4bf3790", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/main.rs:62:7
[INFO] [stderr]    |
[INFO] [stderr] 62 |         use std::fs::File;//multi line
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/main.rs:63:7
[INFO] [stderr]    |
[INFO] [stderr] 63 |         use std::io::Read;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stderr]   --> src/main.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |         use std::path::{Path, PathBuf};
[INFO] [stderr]    |                         ^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`, `fs::File`, `io::Read`
[INFO] [stderr]   --> src/main.rs:67:14
[INFO] [stderr]    |
[INFO] [stderr] 67 |             use std::{fs::File, io::Read, path::{Path, PathBuf}};// on one line
[INFO] [stderr]    |                       ^^^^^^^^  ^^^^^^^^         ^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`, `fs::File`, `io::Read`
[INFO] [stderr]   --> src/main.rs:71:15
[INFO] [stderr]    |
[INFO] [stderr] 71 |                           fs::File,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 72 |                           io::Read,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 73 |                           path::{
[INFO] [stderr] 74 |                               Path,
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr] 75 |                               PathBuf
[INFO] [stderr]    |                               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pub_fn`
[INFO] [stderr]  --> src/foo/bar/../../some_dir/some_src.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn pub_fn(){
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main_fn`
[INFO] [stderr]  --> src/foo/bar/baz.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn main_fn() {}
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pub_fn`
[INFO] [stderr]  --> src/foo/bar/baz.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn pub_fn() {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Baz`
[INFO] [stderr]   --> src/foo/bar/baz.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub(in super) struct Baz;
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pub_fn`
[INFO] [stderr]  --> src/foo/bar.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn pub_fn(){
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pub_fn`
[INFO] [stderr]  --> src/use_main_fn.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn pub_fn(){
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pub_fn`
[INFO] [stderr]  --> src/foo/bar/../../some_dir/some_src.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn pub_fn(){
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/module_demo-52bcd83342931d62
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "768a317a34064971b2677eb7cae0b8ade9f11004ccd72bf7b9077aabb4bf3790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768a317a34064971b2677eb7cae0b8ade9f11004ccd72bf7b9077aabb4bf3790", kill_on_drop: false }`
[INFO] [stdout] 768a317a34064971b2677eb7cae0b8ade9f11004ccd72bf7b9077aabb4bf3790