[INFO] updating cached repository intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path" "work/ex/beta-1.37-6/sources/1.36.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 91996653a33e9dd55d5a9700005bd797adc76c0b
[INFO] sha for GitHub repo intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path: 91996653a33e9dd55d5a9700005bd797adc76c0b
[INFO] validating manifest of intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path written to work/ex/beta-1.37-6/sources/1.36.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path/Cargo.toml
[INFO] started frobbing intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path/Cargo.toml
[INFO] crate intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 81fe47d7afc8a70316590b942575c1da560b8cdf542d71b6c5ed26f77d274226
[INFO] running `"docker" "start" "-a" "81fe47d7afc8a70316590b942575c1da560b8cdf542d71b6c5ed26f77d274226"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std_misc-path v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `display`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let display = path.display();
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_display`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "81fe47d7afc8a70316590b942575c1da560b8cdf542d71b6c5ed26f77d274226"`
[INFO] running `"docker" "rm" "-f" "81fe47d7afc8a70316590b942575c1da560b8cdf542d71b6c5ed26f77d274226"`
[INFO] [stdout] 81fe47d7afc8a70316590b942575c1da560b8cdf542d71b6c5ed26f77d274226
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] bba6b51c79f566215f0e22bf523a6fe434a3b66819e059bd044443decac65db2
[INFO] running `"docker" "start" "-a" "bba6b51c79f566215f0e22bf523a6fe434a3b66819e059bd044443decac65db2"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std_misc-path v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `display`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let display = path.display();
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_display`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "bba6b51c79f566215f0e22bf523a6fe434a3b66819e059bd044443decac65db2"`
[INFO] running `"docker" "rm" "-f" "bba6b51c79f566215f0e22bf523a6fe434a3b66819e059bd044443decac65db2"`
[INFO] [stdout] bba6b51c79f566215f0e22bf523a6fe434a3b66819e059bd044443decac65db2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/example-x-rust-x-rustbyexample-com-x-std_misc-path:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 744a1581f684bb0bfd251e53fa8a39e35fdcf07b6ec0f9db636d7b099fd8bbc9
[INFO] running `"docker" "start" "-a" "744a1581f684bb0bfd251e53fa8a39e35fdcf07b6ec0f9db636d7b099fd8bbc9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example_x_rust_x_rustbyexample_com_x_std_misc_path-0b5cc29ec1895392
[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 `"docker" "inspect" "744a1581f684bb0bfd251e53fa8a39e35fdcf07b6ec0f9db636d7b099fd8bbc9"`
[INFO] running `"docker" "rm" "-f" "744a1581f684bb0bfd251e53fa8a39e35fdcf07b6ec0f9db636d7b099fd8bbc9"`
[INFO] [stdout] 744a1581f684bb0bfd251e53fa8a39e35fdcf07b6ec0f9db636d7b099fd8bbc9