Dec 18 17:05:11.970 INFO checking dgen-0.1.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:05:11.970 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/dgen/0.1.1:/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 17:05:12.173 INFO [stdout] 4a2c6ee0051c1d2175929790c9bc58b04bb703e83eb8b82c35193960b43953e7
Dec 18 17:05:12.178 INFO running `"docker" "start" "-a" "4a2c6ee0051c1d2175929790c9bc58b04bb703e83eb8b82c35193960b43953e7"`
Dec 18 17:05:13.380 INFO [stderr]    Compiling block-buffer v0.7.0
Dec 18 17:05:13.404 INFO [stderr]    Compiling string_cache v0.7.3
Dec 18 17:05:14.128 INFO [stderr]    Compiling sha2 v0.8.0
Dec 18 17:05:15.396 INFO [stderr]    Compiling lalrpop v0.16.2
Dec 18 17:05:56.345 INFO [stderr]    Compiling dgen v0.1.1 (/opt/crater/workdir)
Dec 18 17:06:09.240 INFO [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left': superseded by `trim_start`
Dec 18 17:06:09.240 INFO [stderr]     --> /opt/crater/target/debug/build/dgen-7002dd3d84514193/out/interpreter/grammar.rs:6140:36
Dec 18 17:06:09.240 INFO [stderr]      |
Dec 18 17:06:09.240 INFO [stderr] 6140 |             let __text = self.text.trim_left();
Dec 18 17:06:09.240 INFO [stderr]      |                                    ^^^^^^^^^
Dec 18 17:06:09.240 INFO [stderr]      |
Dec 18 17:06:09.240 INFO [stderr]      = note: #[warn(deprecated)] on by default
Dec 18 17:06:09.240 INFO [stderr] 
Dec 18 17:06:09.368 INFO [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left': superseded by `trim_start`
Dec 18 17:06:09.368 INFO [stderr]     --> /opt/crater/target/debug/build/dgen-7002dd3d84514193/out/interpreter/grammar.rs:6140:36
Dec 18 17:06:09.368 INFO [stderr]      |
Dec 18 17:06:09.368 INFO [stderr] 6140 |             let __text = self.text.trim_left();
Dec 18 17:06:09.368 INFO [stderr]      |                                    ^^^^^^^^^
Dec 18 17:06:09.368 INFO [stderr]      |
Dec 18 17:06:09.368 INFO [stderr]      = note: #[warn(deprecated)] on by default
Dec 18 17:06:09.368 INFO [stderr] 
Dec 18 17:06:11.928 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 17:06:11.928 INFO [stderr]   --> src/main.rs:34:46
Dec 18 17:06:11.928 INFO [stderr]    |
Dec 18 17:06:11.928 INFO [stderr] 34 |                     eprintln!("cause: {}", e.cause());
Dec 18 17:06:11.928 INFO [stderr]    |                                              ^^^^^
Dec 18 17:06:11.928 INFO [stderr]    |
Dec 18 17:06:11.928 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 17:06:11.928 INFO [stderr] 
Dec 18 17:06:11.980 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 17:06:11.980 INFO [stderr]   --> src/main.rs:34:46
Dec 18 17:06:11.980 INFO [stderr]    |
Dec 18 17:06:11.980 INFO [stderr] 34 |                     eprintln!("cause: {}", e.cause());
Dec 18 17:06:11.980 INFO [stderr]    |                                              ^^^^^
Dec 18 17:06:11.980 INFO [stderr]    |
Dec 18 17:06:11.980 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 17:06:11.984 INFO [stderr] 
Dec 18 17:06:12.151 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.09s
Dec 18 17:06:12.456 INFO running `"docker" "inspect" "4a2c6ee0051c1d2175929790c9bc58b04bb703e83eb8b82c35193960b43953e7"`
Dec 18 17:06:12.566 INFO running `"docker" "rm" "-f" "4a2c6ee0051c1d2175929790c9bc58b04bb703e83eb8b82c35193960b43953e7"`
Dec 18 17:06:12.775 INFO [stdout] 4a2c6ee0051c1d2175929790c9bc58b04bb703e83eb8b82c35193960b43953e7