[INFO] cloning repository totoroyyb/Operator-Overload-Rust
[INFO] running `"git" "clone" "--bare" "git://github.com/totoroyyb/Operator-Overload-Rust.git" "work/cache/sources/gh/totoroyyb/Operator-Overload-Rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/totoroyyb/Operator-Overload-Rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/totoroyyb/Operator-Overload-Rust" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/totoroyyb/Operator-Overload-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/totoroyyb/Operator-Overload-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/totoroyyb/Operator-Overload-Rust" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/totoroyyb/Operator-Overload-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/totoroyyb/Operator-Overload-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5761eb82569c7152a623ed436f26b413960ba24
[INFO] sha for GitHub repo totoroyyb/Operator-Overload-Rust: c5761eb82569c7152a623ed436f26b413960ba24
[INFO] validating manifest of totoroyyb/Operator-Overload-Rust on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of totoroyyb/Operator-Overload-Rust on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing totoroyyb/Operator-Overload-Rust
[INFO] finished frobbing totoroyyb/Operator-Overload-Rust
[INFO] frobbed toml for totoroyyb/Operator-Overload-Rust written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/totoroyyb/Operator-Overload-Rust/Cargo.toml
[INFO] started frobbing totoroyyb/Operator-Overload-Rust
[INFO] finished frobbing totoroyyb/Operator-Overload-Rust
[INFO] frobbed toml for totoroyyb/Operator-Overload-Rust written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/totoroyyb/Operator-Overload-Rust/Cargo.toml
[INFO] crate totoroyyb/Operator-Overload-Rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking totoroyyb/Operator-Overload-Rust against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/totoroyyb/Operator-Overload-Rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 91f437caab1976b68d98da0866560d83fd2b4f415862add1a5c448745f7fd63e
[INFO] running `"docker" "start" "-a" "91f437caab1976b68d98da0866560d83fd2b4f415862add1a5c448745f7fd63e"`
[INFO] [stderr]     Checking your v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `test`
[INFO] [stderr]    --> src/lib.rs:318:1
[INFO] [stderr]     |
[INFO] [stderr] 318 | fn test() {
[INFO] [stderr]     | ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]    --> src/lib.rs:314:1
[INFO] [stderr]     |
[INFO] [stderr] 314 | fn main() {
[INFO] [stderr]     | ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test`
[INFO] [stderr]    --> src/lib.rs:318:1
[INFO] [stderr]     |
[INFO] [stderr] 318 | fn test() {
[INFO] [stderr]     | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "91f437caab1976b68d98da0866560d83fd2b4f415862add1a5c448745f7fd63e"`
[INFO] running `"docker" "rm" "-f" "91f437caab1976b68d98da0866560d83fd2b4f415862add1a5c448745f7fd63e"`
[INFO] [stdout] 91f437caab1976b68d98da0866560d83fd2b4f415862add1a5c448745f7fd63e