Nov 29 22:17:42.818 INFO checking mike706574/rust-json-file-deserialization-example against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 22:17:42.818 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-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"`
Nov 29 22:17:43.048 INFO [stdout] 4b092798cc31f55ba6242754c6dedbc85043b07efe7dac5066990431afc46385
Nov 29 22:17:43.051 INFO running `"docker" "start" "-a" "4b092798cc31f55ba6242754c6dedbc85043b07efe7dac5066990431afc46385"`
Nov 29 22:17:44.107 INFO [stderr] usermod: no changes
Nov 29 22:17:44.204 INFO [stderr]     Checking serde v1.0.10
Nov 29 22:17:44.228 INFO [stderr]    Compiling serde_derive v1.0.10
Nov 29 22:17:57.204 INFO [stderr]     Checking serde_json v1.0.2
Nov 29 22:17:59.396 INFO [stderr]     Checking foo v0.1.0 (/source)
Nov 29 22:17:59.946 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:17:59.946 INFO [stderr]   --> src/main.rs:26:5
Nov 29 22:17:59.946 INFO [stderr]    |
Nov 29 22:17:59.946 INFO [stderr] 26 |     example();
Nov 29 22:17:59.946 INFO [stderr]    |     ^^^^^^^^^^
Nov 29 22:17:59.946 INFO [stderr]    |
Nov 29 22:17:59.946 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:17:59.946 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:17:59.946 INFO [stderr] 
Nov 29 22:18:00.151 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:18:00.151 INFO [stderr]   --> src/main.rs:26:5
Nov 29 22:18:00.151 INFO [stderr]    |
Nov 29 22:18:00.151 INFO [stderr] 26 |     example();
Nov 29 22:18:00.151 INFO [stderr]    |     ^^^^^^^^^^
Nov 29 22:18:00.151 INFO [stderr]    |
Nov 29 22:18:00.151 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:18:00.151 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:18:00.151 INFO [stderr] 
Nov 29 22:18:00.183 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.02s
Nov 29 22:18:00.204 INFO [stderr] su: No module specific data is present
Nov 29 22:18:01.054 INFO running `"docker" "inspect" "4b092798cc31f55ba6242754c6dedbc85043b07efe7dac5066990431afc46385"`
Nov 29 22:18:01.388 INFO running `"docker" "rm" "-f" "4b092798cc31f55ba6242754c6dedbc85043b07efe7dac5066990431afc46385"`
Nov 29 22:18:01.573 INFO [stdout] 4b092798cc31f55ba6242754c6dedbc85043b07efe7dac5066990431afc46385