Dec 17 21:06:39.771 INFO checking krishnakumar4a4/casync-rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 21:06:39.771 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/krishnakumar4a4/casync-rs:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:06:40.384 INFO [stdout] 0dd3cd64795bdb7b68d9103fa39a9f84f7e3ecb32e94d6b325a72b8ec08ccd0a
Dec 17 21:06:40.385 INFO running `"docker" "start" "-a" "0dd3cd64795bdb7b68d9103fa39a9f84f7e3ecb32e94d6b325a72b8ec08ccd0a"`
Dec 17 21:06:41.648 INFO [stderr]     Checking fmt-extra v0.1.2
Dec 17 21:06:41.648 INFO [stderr]    Compiling base64 v0.5.2
Dec 17 21:06:41.972 INFO [stderr]     Checking hash-roll v0.2.0
Dec 17 21:06:42.212 INFO [stderr]    Compiling blob v0.2.0
Dec 17 21:06:42.729 INFO [stderr]    Compiling zstd-sys v1.4.4+zstd.1.3.5
Dec 17 21:07:30.148 INFO [stderr]     Checking zstd-safe v1.4.4+zstd.1.3.5
Dec 17 21:07:30.518 INFO [stderr]     Checking zstd v0.4.19+zstd.1.3.5
Dec 17 21:07:31.001 INFO [stderr]     Checking casync-rs v0.1.0 (/opt/crater/workdir)
Dec 17 21:07:31.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.572 INFO [stderr]   --> src/chunker/mod.rs:94:5
Dec 17 21:07:31.572 INFO [stderr]    |
Dec 17 21:07:31.572 INFO [stderr] 94 |     chunk_index_file.write_all(&chunk_hash_bytes);
Dec 17 21:07:31.572 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.572 INFO [stderr]    |
Dec 17 21:07:31.572 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 21:07:31.572 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.572 INFO [stderr] 
Dec 17 21:07:31.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.572 INFO [stderr]    --> src/chunker/mod.rs:116:5
Dec 17 21:07:31.572 INFO [stderr]     |
Dec 17 21:07:31.572 INFO [stderr] 116 |     chunk_index_file.write_all(&chunk_size);
Dec 17 21:07:31.572 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.572 INFO [stderr]     |
Dec 17 21:07:31.572 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.572 INFO [stderr] 
Dec 17 21:07:31.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.572 INFO [stderr]    --> src/chunker/mod.rs:171:5
Dec 17 21:07:31.572 INFO [stderr]     |
Dec 17 21:07:31.572 INFO [stderr] 171 |     io::copy(&mut data.as_slices().0, &mut encoder);
Dec 17 21:07:31.572 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.572 INFO [stderr]     |
Dec 17 21:07:31.572 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.572 INFO [stderr] 
Dec 17 21:07:31.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.572 INFO [stderr]    --> src/chunker/mod.rs:172:5
Dec 17 21:07:31.572 INFO [stderr]     |
Dec 17 21:07:31.572 INFO [stderr] 172 |     encoder.finish();
Dec 17 21:07:31.572 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.572 INFO [stderr]     |
Dec 17 21:07:31.572 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.572 INFO [stderr] 
Dec 17 21:07:31.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.572 INFO [stderr]   --> src/assembler/mod.rs:39:9
Dec 17 21:07:31.572 INFO [stderr]    |
Dec 17 21:07:31.572 INFO [stderr] 39 |         io::copy(&mut decoder, &mut buffer);
Dec 17 21:07:31.572 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.572 INFO [stderr]    |
Dec 17 21:07:31.572 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.572 INFO [stderr] 
Dec 17 21:07:31.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.572 INFO [stderr]   --> src/assembler/mod.rs:40:9
Dec 17 21:07:31.572 INFO [stderr]    |
Dec 17 21:07:31.572 INFO [stderr] 40 |         output_file_for_extraction.write_all(&buffer[..]);
Dec 17 21:07:31.572 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.572 INFO [stderr]    |
Dec 17 21:07:31.572 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.572 INFO [stderr] 
Dec 17 21:07:31.588 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.588 INFO [stderr]   --> src/chunker/mod.rs:94:5
Dec 17 21:07:31.588 INFO [stderr]    |
Dec 17 21:07:31.588 INFO [stderr] 94 |     chunk_index_file.write_all(&chunk_hash_bytes);
Dec 17 21:07:31.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.588 INFO [stderr]    |
Dec 17 21:07:31.588 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 21:07:31.588 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.589 INFO [stderr] 
Dec 17 21:07:31.589 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.589 INFO [stderr]    --> src/chunker/mod.rs:116:5
Dec 17 21:07:31.589 INFO [stderr]     |
Dec 17 21:07:31.589 INFO [stderr] 116 |     chunk_index_file.write_all(&chunk_size);
Dec 17 21:07:31.589 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.589 INFO [stderr]     |
Dec 17 21:07:31.589 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.589 INFO [stderr] 
Dec 17 21:07:31.589 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.589 INFO [stderr]    --> src/chunker/mod.rs:171:5
Dec 17 21:07:31.589 INFO [stderr]     |
Dec 17 21:07:31.589 INFO [stderr] 171 |     io::copy(&mut data.as_slices().0, &mut encoder);
Dec 17 21:07:31.589 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.589 INFO [stderr]     |
Dec 17 21:07:31.589 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.589 INFO [stderr] 
Dec 17 21:07:31.589 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.589 INFO [stderr]    --> src/chunker/mod.rs:172:5
Dec 17 21:07:31.589 INFO [stderr]     |
Dec 17 21:07:31.589 INFO [stderr] 172 |     encoder.finish();
Dec 17 21:07:31.589 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.589 INFO [stderr]     |
Dec 17 21:07:31.589 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.589 INFO [stderr] 
Dec 17 21:07:31.589 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.589 INFO [stderr]   --> src/assembler/mod.rs:39:9
Dec 17 21:07:31.589 INFO [stderr]    |
Dec 17 21:07:31.589 INFO [stderr] 39 |         io::copy(&mut decoder, &mut buffer);
Dec 17 21:07:31.589 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.589 INFO [stderr]    |
Dec 17 21:07:31.589 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.589 INFO [stderr] 
Dec 17 21:07:31.589 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 21:07:31.589 INFO [stderr]   --> src/assembler/mod.rs:40:9
Dec 17 21:07:31.589 INFO [stderr]    |
Dec 17 21:07:31.589 INFO [stderr] 40 |         output_file_for_extraction.write_all(&buffer[..]);
Dec 17 21:07:31.589 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:07:31.589 INFO [stderr]    |
Dec 17 21:07:31.589 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 21:07:31.589 INFO [stderr] 
Dec 17 21:07:31.624 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.04s
Dec 17 21:07:32.124 INFO running `"docker" "inspect" "0dd3cd64795bdb7b68d9103fa39a9f84f7e3ecb32e94d6b325a72b8ec08ccd0a"`
Dec 17 21:07:32.430 INFO running `"docker" "rm" "-f" "0dd3cd64795bdb7b68d9103fa39a9f84f7e3ecb32e94d6b325a72b8ec08ccd0a"`
Dec 17 21:07:32.882 INFO [stdout] 0dd3cd64795bdb7b68d9103fa39a9f84f7e3ecb32e94d6b325a72b8ec08ccd0a