[INFO] updating cached repository JohanLorenzo/rust-testing-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/JohanLorenzo/rust-testing-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/JohanLorenzo/rust-testing-example" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/JohanLorenzo/rust-testing-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/JohanLorenzo/rust-testing-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/JohanLorenzo/rust-testing-example" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/JohanLorenzo/rust-testing-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/JohanLorenzo/rust-testing-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 757bdbf3887f43db9771c20cb72dfc32aa8f4321
[INFO] sha for GitHub repo JohanLorenzo/rust-testing-example: 757bdbf3887f43db9771c20cb72dfc32aa8f4321
[INFO] validating manifest of JohanLorenzo/rust-testing-example on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of JohanLorenzo/rust-testing-example on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing JohanLorenzo/rust-testing-example
[INFO] finished frobbing JohanLorenzo/rust-testing-example
[INFO] frobbed toml for JohanLorenzo/rust-testing-example written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/JohanLorenzo/rust-testing-example/Cargo.toml
[INFO] started frobbing JohanLorenzo/rust-testing-example
[INFO] finished frobbing JohanLorenzo/rust-testing-example
[INFO] frobbed toml for JohanLorenzo/rust-testing-example written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/JohanLorenzo/rust-testing-example/Cargo.toml
[INFO] crate JohanLorenzo/rust-testing-example has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking JohanLorenzo/rust-testing-example against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-3/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/JohanLorenzo/rust-testing-example:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 70ace9ba29f9186f396ed124fd8c707e62ee01a4f6e7931795fd4711cd7cbb0a
[INFO] running `"docker" "start" "-a" "70ace9ba29f9186f396ed124fd8c707e62ee01a4f6e7931795fd4711cd7cbb0a"`
[INFO] [stderr]     Checking rust-testing-example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `unused_function`
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn unused_function() -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unused_function`
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn unused_function() -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "70ace9ba29f9186f396ed124fd8c707e62ee01a4f6e7931795fd4711cd7cbb0a"`
[INFO] running `"docker" "rm" "-f" "70ace9ba29f9186f396ed124fd8c707e62ee01a4f6e7931795fd4711cd7cbb0a"`
[INFO] [stdout] 70ace9ba29f9186f396ed124fd8c707e62ee01a4f6e7931795fd4711cd7cbb0a