Dec 06 19:20:59.946 INFO testing trek-0.3.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 19:20:59.946 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 06 19:21:00.508 INFO [stdout] 84873c847a48afe9644a9dd647cd64d9f28e1aacfab13e5d5a7989298b17e05b
Dec 06 19:21:00.516 INFO running `"docker" "start" "-a" "84873c847a48afe9644a9dd647cd64d9f28e1aacfab13e5d5a7989298b17e05b"`
Dec 06 19:21:02.251 INFO [stderr] usermod: no changes
Dec 06 19:21:02.304 INFO [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently
Dec 06 19:21:02.304 INFO [stderr] disables Cargo from automatically inferring other example targets.
Dec 06 19:21:02.304 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 06 19:21:02.304 INFO [stderr] files will be included as a example target:
Dec 06 19:21:02.304 INFO [stderr] 
Dec 06 19:21:02.304 INFO [stderr] * /source/examples/migration_index.rs
Dec 06 19:21:02.304 INFO [stderr] 
Dec 06 19:21:02.304 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 06 19:21:02.304 INFO [stderr] ready to be compiled as a example target today. You can future-proof yourself
Dec 06 19:21:02.304 INFO [stderr] and disable this warning by adding `autoexamples = false` to your [package]
Dec 06 19:21:02.304 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 06 19:21:02.304 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 06 19:21:02.304 INFO [stderr] 
Dec 06 19:21:02.304 INFO [stderr] For more information on this warning you can consult
Dec 06 19:21:02.304 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 06 19:21:02.440 INFO [stderr]    Compiling chrono v0.2.25
Dec 06 19:21:02.452 INFO [stderr]    Compiling postgres v0.15.2
Dec 06 19:21:09.446 INFO [stderr]    Compiling trek v0.3.1 (/source)
Dec 06 19:21:12.611 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.33s
Dec 06 19:21:12.616 INFO [stderr] su: No module specific data is present
Dec 06 19:21:12.886 INFO running `"docker" "inspect" "84873c847a48afe9644a9dd647cd64d9f28e1aacfab13e5d5a7989298b17e05b"`
Dec 06 19:21:12.966 INFO running `"docker" "rm" "-f" "84873c847a48afe9644a9dd647cd64d9f28e1aacfab13e5d5a7989298b17e05b"`
Dec 06 19:21:13.196 INFO [stdout] 84873c847a48afe9644a9dd647cd64d9f28e1aacfab13e5d5a7989298b17e05b
Dec 06 19:21:13.202 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 06 19:21:13.553 INFO [stdout] d60ad450dea64179540f06d323a5b72bfd08c313c8b0056cf7291ad723ff699e
Dec 06 19:21:13.560 INFO running `"docker" "start" "-a" "d60ad450dea64179540f06d323a5b72bfd08c313c8b0056cf7291ad723ff699e"`
Dec 06 19:21:14.844 INFO [stderr] usermod: no changes
Dec 06 19:21:14.914 INFO [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently
Dec 06 19:21:14.914 INFO [stderr] disables Cargo from automatically inferring other example targets.
Dec 06 19:21:14.914 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 06 19:21:14.914 INFO [stderr] files will be included as a example target:
Dec 06 19:21:14.914 INFO [stderr] 
Dec 06 19:21:14.914 INFO [stderr] * /source/examples/migration_index.rs
Dec 06 19:21:14.914 INFO [stderr] 
Dec 06 19:21:14.914 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 06 19:21:14.914 INFO [stderr] ready to be compiled as a example target today. You can future-proof yourself
Dec 06 19:21:14.914 INFO [stderr] and disable this warning by adding `autoexamples = false` to your [package]
Dec 06 19:21:14.914 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 06 19:21:14.914 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 06 19:21:14.914 INFO [stderr] 
Dec 06 19:21:14.914 INFO [stderr] For more information on this warning you can consult
Dec 06 19:21:14.914 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 06 19:21:15.044 INFO [stderr]    Compiling trek v0.3.1 (/source)
Dec 06 19:21:24.611 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.73s
Dec 06 19:21:24.624 INFO [stderr] su: No module specific data is present
Dec 06 19:21:24.882 INFO running `"docker" "inspect" "d60ad450dea64179540f06d323a5b72bfd08c313c8b0056cf7291ad723ff699e"`
Dec 06 19:21:24.959 INFO running `"docker" "rm" "-f" "d60ad450dea64179540f06d323a5b72bfd08c313c8b0056cf7291ad723ff699e"`
Dec 06 19:21:25.050 INFO [stdout] d60ad450dea64179540f06d323a5b72bfd08c313c8b0056cf7291ad723ff699e