Dec 18 12:34:22.673 INFO checking rapid-0.0.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:34:22.673 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/rapid/0.0.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:34:23.133 INFO [stdout] f93073e64e869e7dd84379d6dfae97e8b50767ef5c1ea6894255471beae946f6
Dec 18 12:34:23.138 INFO running `"docker" "start" "-a" "f93073e64e869e7dd84379d6dfae97e8b50767ef5c1ea6894255471beae946f6"`
Dec 18 12:34:25.240 INFO [stderr]    Compiling test-case-derive v0.1.5
Dec 18 12:34:25.240 INFO [stderr]     Checking docopt v0.8.3
Dec 18 12:34:28.597 INFO [stderr]     Checking rapid v0.0.1 (/opt/crater/workdir)
Dec 18 12:34:30.440 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:34:30.440 INFO [stderr]  --> src/lib.rs:2:21
Dec 18 12:34:30.440 INFO [stderr]   |
Dec 18 12:34:30.440 INFO [stderr] 2 | #[macro_use(slog_o, slog_kv)]
Dec 18 12:34:30.440 INFO [stderr]   |                     ^^^^^^^
Dec 18 12:34:30.440 INFO [stderr]   |
Dec 18 12:34:30.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:34:30.440 INFO [stderr] 
Dec 18 12:34:30.640 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.640 INFO [stderr]   --> src/errors/fail_methods.rs:84:14
Dec 18 12:34:30.640 INFO [stderr]    |
Dec 18 12:34:30.640 INFO [stderr] 84 |         self.cause().traverse(action)
Dec 18 12:34:30.640 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.640 INFO [stderr]    |
Dec 18 12:34:30.640 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 12:34:30.640 INFO [stderr] 
Dec 18 12:34:30.640 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.640 INFO [stderr]   --> src/errors/fail_methods.rs:88:14
Dec 18 12:34:30.640 INFO [stderr]    |
Dec 18 12:34:30.640 INFO [stderr] 88 |         self.cause().log_error()
Dec 18 12:34:30.640 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.640 INFO [stderr] 
Dec 18 12:34:30.640 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.640 INFO [stderr]   --> src/errors/fail_methods.rs:92:14
Dec 18 12:34:30.640 INFO [stderr]    |
Dec 18 12:34:30.640 INFO [stderr] 92 |         self.cause().log_warning()
Dec 18 12:34:30.640 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.640 INFO [stderr] 
Dec 18 12:34:30.640 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.640 INFO [stderr]   --> src/errors/fail_methods.rs:96:14
Dec 18 12:34:30.640 INFO [stderr]    |
Dec 18 12:34:30.640 INFO [stderr] 96 |         self.cause().stringify()
Dec 18 12:34:30.640 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.640 INFO [stderr] 
Dec 18 12:34:30.704 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:34:30.704 INFO [stderr]  --> src/lib.rs:2:21
Dec 18 12:34:30.704 INFO [stderr]   |
Dec 18 12:34:30.704 INFO [stderr] 2 | #[macro_use(slog_o, slog_kv)]
Dec 18 12:34:30.704 INFO [stderr]   |                     ^^^^^^^
Dec 18 12:34:30.704 INFO [stderr]   |
Dec 18 12:34:30.704 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:34:30.704 INFO [stderr] 
Dec 18 12:34:30.988 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.988 INFO [stderr]   --> src/errors/fail_methods.rs:84:14
Dec 18 12:34:30.988 INFO [stderr]    |
Dec 18 12:34:30.988 INFO [stderr] 84 |         self.cause().traverse(action)
Dec 18 12:34:30.988 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.988 INFO [stderr]    |
Dec 18 12:34:30.988 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 12:34:30.988 INFO [stderr] 
Dec 18 12:34:30.988 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.988 INFO [stderr]   --> src/errors/fail_methods.rs:88:14
Dec 18 12:34:30.988 INFO [stderr]    |
Dec 18 12:34:30.988 INFO [stderr] 88 |         self.cause().log_error()
Dec 18 12:34:30.988 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.988 INFO [stderr] 
Dec 18 12:34:30.988 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.988 INFO [stderr]   --> src/errors/fail_methods.rs:92:14
Dec 18 12:34:30.989 INFO [stderr]    |
Dec 18 12:34:30.989 INFO [stderr] 92 |         self.cause().log_warning()
Dec 18 12:34:30.989 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.989 INFO [stderr] 
Dec 18 12:34:30.989 INFO [stderr] warning: use of deprecated item 'failure::Error::cause': please use 'as_fail()' method instead
Dec 18 12:34:30.989 INFO [stderr]   --> src/errors/fail_methods.rs:96:14
Dec 18 12:34:30.989 INFO [stderr]    |
Dec 18 12:34:30.989 INFO [stderr] 96 |         self.cause().stringify()
Dec 18 12:34:30.989 INFO [stderr]    |              ^^^^^
Dec 18 12:34:30.989 INFO [stderr] 
Dec 18 12:34:31.280 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.20s
Dec 18 12:34:32.639 INFO running `"docker" "inspect" "f93073e64e869e7dd84379d6dfae97e8b50767ef5c1ea6894255471beae946f6"`
Dec 18 12:34:32.932 INFO running `"docker" "rm" "-f" "f93073e64e869e7dd84379d6dfae97e8b50767ef5c1ea6894255471beae946f6"`
Dec 18 12:34:33.292 INFO [stdout] f93073e64e869e7dd84379d6dfae97e8b50767ef5c1ea6894255471beae946f6