Oct 12 17:24:17.318 INFO checking mike706574/rust-json-file-deserialization-example against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 17:24:17.319 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 17:24:18.012 INFO blam! fffb9db2b7050dd8b6d5b291016e7eae1a675aa42c3c6f8cfcbd09781156a2ad
Oct 12 17:24:18.023 INFO running `"docker" "start" "-a" "fffb9db2b7050dd8b6d5b291016e7eae1a675aa42c3c6f8cfcbd09781156a2ad"`
Oct 12 17:24:18.967 INFO kablam! usermod: no changes
Oct 12 17:24:19.120 INFO kablam!     Checking serde_json v1.0.2
Oct 12 17:24:21.461 INFO kablam!     Checking foo v0.1.0 (/source)
Oct 12 17:24:22.358 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:24:22.359 INFO kablam!   --> src/main.rs:26:5
Oct 12 17:24:22.359 INFO kablam!    |
Oct 12 17:24:22.359 INFO kablam! 26 |     example();
Oct 12 17:24:22.359 INFO kablam!    |     ^^^^^^^^^^
Oct 12 17:24:22.359 INFO kablam!    |
Oct 12 17:24:22.359 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 17:24:22.359 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:24:22.359 INFO kablam! 
Oct 12 17:24:22.513 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:24:22.513 INFO kablam!   --> src/main.rs:26:5
Oct 12 17:24:22.513 INFO kablam!    |
Oct 12 17:24:22.513 INFO kablam! 26 |     example();
Oct 12 17:24:22.513 INFO kablam!    |     ^^^^^^^^^^
Oct 12 17:24:22.513 INFO kablam!    |
Oct 12 17:24:22.513 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 17:24:22.513 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:24:22.513 INFO kablam! 
Oct 12 17:24:22.560 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
Oct 12 17:24:22.564 INFO kablam! su: No module specific data is present
Oct 12 17:24:23.966 INFO running `"docker" "rm" "-f" "fffb9db2b7050dd8b6d5b291016e7eae1a675aa42c3c6f8cfcbd09781156a2ad"`
Oct 12 17:24:24.175 INFO blam! fffb9db2b7050dd8b6d5b291016e7eae1a675aa42c3c6f8cfcbd09781156a2ad