Dec 18 16:26:49.337 INFO checking floyd-warshall-0.0.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:26:49.337 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/floyd-warshall/0.0.3:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:26:49.689 INFO [stdout] 0aa7a58b8acfe5b4b56b5cedc3f0b000bff443ded627363be025d846037732fe
Dec 18 16:26:49.694 INFO running `"docker" "start" "-a" "0aa7a58b8acfe5b4b56b5cedc3f0b000bff443ded627363be025d846037732fe"`
Dec 18 16:26:50.272 INFO [stderr]     Checking floyd-warshall v0.0.3 (/opt/crater/workdir)
Dec 18 16:26:50.500 INFO [stderr] warning: unused import: `std::fmt`
Dec 18 16:26:50.500 INFO [stderr]  --> src/matrices.rs:1:5
Dec 18 16:26:50.500 INFO [stderr]   |
Dec 18 16:26:50.500 INFO [stderr] 1 | use std::fmt;
Dec 18 16:26:50.500 INFO [stderr]   |     ^^^^^^^^
Dec 18 16:26:50.500 INFO [stderr]   |
Dec 18 16:26:50.500 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:26:50.500 INFO [stderr] 
Dec 18 16:26:50.500 INFO [stderr] warning: unused import: `std::fmt::Debug`
Dec 18 16:26:50.500 INFO [stderr]  --> src/matrices.rs:2:5
Dec 18 16:26:50.500 INFO [stderr]   |
Dec 18 16:26:50.500 INFO [stderr] 2 | use std::fmt::Debug;
Dec 18 16:26:50.500 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 18 16:26:50.500 INFO [stderr] 
Dec 18 16:26:50.598 INFO [stderr] warning: unused import: `std::fmt`
Dec 18 16:26:50.598 INFO [stderr]  --> src/matrices.rs:1:5
Dec 18 16:26:50.598 INFO [stderr]   |
Dec 18 16:26:50.598 INFO [stderr] 1 | use std::fmt;
Dec 18 16:26:50.598 INFO [stderr]   |     ^^^^^^^^
Dec 18 16:26:50.598 INFO [stderr]   |
Dec 18 16:26:50.598 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:26:50.598 INFO [stderr] 
Dec 18 16:26:50.598 INFO [stderr] warning: unused import: `std::fmt::Debug`
Dec 18 16:26:50.598 INFO [stderr]  --> src/matrices.rs:2:5
Dec 18 16:26:50.598 INFO [stderr]   |
Dec 18 16:26:50.598 INFO [stderr] 2 | use std::fmt::Debug;
Dec 18 16:26:50.598 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 18 16:26:50.598 INFO [stderr] 
Dec 18 16:26:50.607 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 16:26:50.607 INFO [stderr]  --> src/lib.rs:4:12
Dec 18 16:26:50.607 INFO [stderr]   |
Dec 18 16:26:50.607 INFO [stderr] 4 | #![feature(conservative_impl_trait)]
Dec 18 16:26:50.607 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:26:50.607 INFO [stderr]   |
Dec 18 16:26:50.607 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 16:26:50.607 INFO [stderr] 
Dec 18 16:26:50.828 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 16:26:50.828 INFO [stderr]  --> src/lib.rs:4:12
Dec 18 16:26:50.828 INFO [stderr]   |
Dec 18 16:26:50.828 INFO [stderr] 4 | #![feature(conservative_impl_trait)]
Dec 18 16:26:50.828 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:26:50.828 INFO [stderr]   |
Dec 18 16:26:50.828 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 16:26:50.828 INFO [stderr] 
Dec 18 16:26:50.858 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Dec 18 16:26:51.194 INFO running `"docker" "inspect" "0aa7a58b8acfe5b4b56b5cedc3f0b000bff443ded627363be025d846037732fe"`
Dec 18 16:26:51.340 INFO running `"docker" "rm" "-f" "0aa7a58b8acfe5b4b56b5cedc3f0b000bff443ded627363be025d846037732fe"`
Dec 18 16:26:51.512 INFO [stdout] 0aa7a58b8acfe5b4b56b5cedc3f0b000bff443ded627363be025d846037732fe