Dec 19 15:43:13.931 INFO checking infinityb/biterror against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:43:13.931 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/infinityb/biterror:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:43:14.404 INFO [stdout] 445b3cc7797dcb63f9595038763fd2bc8bf495b0458b6928a13a39e435c09140
Dec 19 15:43:14.438 INFO running `"docker" "start" "-a" "445b3cc7797dcb63f9595038763fd2bc8bf495b0458b6928a13a39e435c09140"`
Dec 19 15:43:15.856 INFO [stderr]     Checking biterror v0.1.0 (/opt/crater/workdir)
Dec 19 15:43:16.056 INFO [stderr] warning: unused imports: `File`, `self`
Dec 19 15:43:16.056 INFO [stderr]  --> src/main.rs:2:15
Dec 19 15:43:16.056 INFO [stderr]   |
Dec 19 15:43:16.056 INFO [stderr] 2 | use std::fs::{self, File};
Dec 19 15:43:16.056 INFO [stderr]   |               ^^^^  ^^^^
Dec 19 15:43:16.056 INFO [stderr]   |
Dec 19 15:43:16.056 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:43:16.056 INFO [stderr] 
Dec 19 15:43:16.106 INFO [stderr] warning: field is never used: `insertions`
Dec 19 15:43:16.106 INFO [stderr]  --> src/main.rs:9:5
Dec 19 15:43:16.106 INFO [stderr]   |
Dec 19 15:43:16.106 INFO [stderr] 9 |     insertions: bool,
Dec 19 15:43:16.106 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 15:43:16.106 INFO [stderr]   |
Dec 19 15:43:16.106 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:43:16.107 INFO [stderr] 
Dec 19 15:43:16.107 INFO [stderr] warning: field is never used: `deletions`
Dec 19 15:43:16.107 INFO [stderr]   --> src/main.rs:10:5
Dec 19 15:43:16.107 INFO [stderr]    |
Dec 19 15:43:16.107 INFO [stderr] 10 |     deletions: bool,
Dec 19 15:43:16.107 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 15:43:16.107 INFO [stderr] 
Dec 19 15:43:16.107 INFO [stderr] warning: field is never used: `bitflips`
Dec 19 15:43:16.107 INFO [stderr]   --> src/main.rs:11:5
Dec 19 15:43:16.107 INFO [stderr]    |
Dec 19 15:43:16.107 INFO [stderr] 11 |     bitflips: bool,
Dec 19 15:43:16.107 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 15:43:16.107 INFO [stderr] 
Dec 19 15:43:16.164 INFO [stderr] warning: unused imports: `File`, `self`
Dec 19 15:43:16.164 INFO [stderr]  --> src/main.rs:2:15
Dec 19 15:43:16.164 INFO [stderr]   |
Dec 19 15:43:16.164 INFO [stderr] 2 | use std::fs::{self, File};
Dec 19 15:43:16.164 INFO [stderr]   |               ^^^^  ^^^^
Dec 19 15:43:16.164 INFO [stderr]   |
Dec 19 15:43:16.164 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:43:16.164 INFO [stderr] 
Dec 19 15:43:16.244 INFO [stderr] warning: field is never used: `insertions`
Dec 19 15:43:16.244 INFO [stderr]  --> src/main.rs:9:5
Dec 19 15:43:16.244 INFO [stderr]   |
Dec 19 15:43:16.244 INFO [stderr] 9 |     insertions: bool,
Dec 19 15:43:16.244 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 15:43:16.244 INFO [stderr]   |
Dec 19 15:43:16.244 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:43:16.244 INFO [stderr] 
Dec 19 15:43:16.244 INFO [stderr] warning: field is never used: `deletions`
Dec 19 15:43:16.244 INFO [stderr]   --> src/main.rs:10:5
Dec 19 15:43:16.244 INFO [stderr]    |
Dec 19 15:43:16.244 INFO [stderr] 10 |     deletions: bool,
Dec 19 15:43:16.244 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 15:43:16.244 INFO [stderr] 
Dec 19 15:43:16.244 INFO [stderr] warning: field is never used: `bitflips`
Dec 19 15:43:16.244 INFO [stderr]   --> src/main.rs:11:5
Dec 19 15:43:16.244 INFO [stderr]    |
Dec 19 15:43:16.244 INFO [stderr] 11 |     bitflips: bool,
Dec 19 15:43:16.244 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 15:43:16.244 INFO [stderr] 
Dec 19 15:43:16.292 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
Dec 19 15:43:17.076 INFO running `"docker" "inspect" "445b3cc7797dcb63f9595038763fd2bc8bf495b0458b6928a13a39e435c09140"`
Dec 19 15:43:17.300 INFO running `"docker" "rm" "-f" "445b3cc7797dcb63f9595038763fd2bc8bf495b0458b6928a13a39e435c09140"`
Dec 19 15:43:17.502 INFO [stdout] 445b3cc7797dcb63f9595038763fd2bc8bf495b0458b6928a13a39e435c09140