[INFO] cloning repository schultyy/diagnostic
[INFO] running `"git" "clone" "--bare" "git://github.com/schultyy/diagnostic.git" "work/cache/sources/gh/schultyy/diagnostic"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/schultyy/diagnostic'...
[INFO] running `"git" "clone" "work/cache/sources/gh/schultyy/diagnostic" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/schultyy/diagnostic"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/schultyy/diagnostic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/schultyy/diagnostic" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/schultyy/diagnostic"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/schultyy/diagnostic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e28301ef5a98710f35adc4ebcde2e5ff445c933b
[INFO] sha for GitHub repo schultyy/diagnostic: e28301ef5a98710f35adc4ebcde2e5ff445c933b
[INFO] validating manifest of schultyy/diagnostic on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of schultyy/diagnostic on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing schultyy/diagnostic
[INFO] finished frobbing schultyy/diagnostic
[INFO] frobbed toml for schultyy/diagnostic written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/schultyy/diagnostic/Cargo.toml
[INFO] started frobbing schultyy/diagnostic
[INFO] finished frobbing schultyy/diagnostic
[INFO] frobbed toml for schultyy/diagnostic written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/schultyy/diagnostic/Cargo.toml
[INFO] crate schultyy/diagnostic already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/schultyy/log-ql`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking schultyy/diagnostic against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-3/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/schultyy/diagnostic:/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=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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] edab7396483aca6713c9cd6aea57f2b9f67a03b667b0cceb646c0a227b944e05
[INFO] running `"docker" "start" "-a" "edab7396483aca6713c9cd6aea57f2b9f67a03b667b0cceb646c0a227b944e05"`
[INFO] [stderr]     Checking log-ql v0.1.0 (https://github.com/schultyy/log-ql?rev=e894c91a01049f03b0f3e38eb374b99290b68a19#e894c91a)
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking diagnostic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/configuration.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     file.read_to_string(&mut serialized);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/log_file.rs:99:5
[INFO] [stderr]    |
[INFO] [stderr] 99 |     file.read_to_string(&mut complete_file);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/configuration.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     file.read_to_string(&mut serialized);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/log_file.rs:99:5
[INFO] [stderr]    |
[INFO] [stderr] 99 |     file.read_to_string(&mut complete_file);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `"docker" "inspect" "edab7396483aca6713c9cd6aea57f2b9f67a03b667b0cceb646c0a227b944e05"`
[INFO] running `"docker" "rm" "-f" "edab7396483aca6713c9cd6aea57f2b9f67a03b667b0cceb646c0a227b944e05"`
[INFO] [stdout] edab7396483aca6713c9cd6aea57f2b9f67a03b667b0cceb646c0a227b944e05