Dec 18 17:20:34.017 INFO checking cov-0.0.5 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:20:34.017 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/cov/0.0.5:/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 17:20:34.264 INFO [stdout] a7cd8db04141949b625983dd7f3a7f4bf882834db91bc34adee7a651b8e149e7
Dec 18 17:20:34.266 INFO running `"docker" "start" "-a" "a7cd8db04141949b625983dd7f3a7f4bf882834db91bc34adee7a651b8e149e7"`
Dec 18 17:20:35.362 INFO [stderr]     Checking log v0.4.6
Dec 18 17:20:35.362 INFO [stderr]     Checking shawshank v0.2.3
Dec 18 17:20:35.876 INFO [stderr]     Checking env_logger v0.5.13
Dec 18 17:20:35.936 INFO [stderr]     Checking cov v0.0.5 (/opt/crater/workdir)
Dec 18 17:20:39.348 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 17:20:39.348 INFO [stderr]   --> src/error.rs:16:1
Dec 18 17:20:39.348 INFO [stderr]    |
Dec 18 17:20:39.348 INFO [stderr] 16 | / error_chain! {
Dec 18 17:20:39.348 INFO [stderr] 17 | |     foreign_links {
Dec 18 17:20:39.348 INFO [stderr] 18 | |         Io(io::Error) /** Wrapper of standard I/O error. */;
Dec 18 17:20:39.348 INFO [stderr] 19 | |         Json(::serde_json::Error) #[cfg(feature="serde_json")] /** Wrapper of JSON error. */;
Dec 18 17:20:39.348 INFO [stderr] ...  |
Dec 18 17:20:39.348 INFO [stderr] 82 | |     }
Dec 18 17:20:39.348 INFO [stderr] 83 | | }
Dec 18 17:20:39.348 INFO [stderr]    | |_^
Dec 18 17:20:39.348 INFO [stderr]    |
Dec 18 17:20:39.348 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 17:20:39.348 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:20:39.348 INFO [stderr] 
Dec 18 17:20:39.348 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 17:20:39.348 INFO [stderr]   --> src/error.rs:16:1
Dec 18 17:20:39.348 INFO [stderr]    |
Dec 18 17:20:39.348 INFO [stderr] 16 | / error_chain! {
Dec 18 17:20:39.348 INFO [stderr] 17 | |     foreign_links {
Dec 18 17:20:39.348 INFO [stderr] 18 | |         Io(io::Error) /** Wrapper of standard I/O error. */;
Dec 18 17:20:39.348 INFO [stderr] 19 | |         Json(::serde_json::Error) #[cfg(feature="serde_json")] /** Wrapper of JSON error. */;
Dec 18 17:20:39.348 INFO [stderr] ...  |
Dec 18 17:20:39.348 INFO [stderr] 82 | |     }
Dec 18 17:20:39.348 INFO [stderr] 83 | | }
Dec 18 17:20:39.348 INFO [stderr]    | |_^
Dec 18 17:20:39.348 INFO [stderr]    |
Dec 18 17:20:39.348 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:20:39.348 INFO [stderr] 
Dec 18 17:20:40.192 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 17:20:40.192 INFO [stderr]   --> src/error.rs:16:1
Dec 18 17:20:40.192 INFO [stderr]    |
Dec 18 17:20:40.192 INFO [stderr] 16 | / error_chain! {
Dec 18 17:20:40.192 INFO [stderr] 17 | |     foreign_links {
Dec 18 17:20:40.192 INFO [stderr] 18 | |         Io(io::Error) /** Wrapper of standard I/O error. */;
Dec 18 17:20:40.192 INFO [stderr] 19 | |         Json(::serde_json::Error) #[cfg(feature="serde_json")] /** Wrapper of JSON error. */;
Dec 18 17:20:40.192 INFO [stderr] ...  |
Dec 18 17:20:40.192 INFO [stderr] 82 | |     }
Dec 18 17:20:40.192 INFO [stderr] 83 | | }
Dec 18 17:20:40.192 INFO [stderr]    | |_^
Dec 18 17:20:40.192 INFO [stderr]    |
Dec 18 17:20:40.192 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 17:20:40.192 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:20:40.192 INFO [stderr] 
Dec 18 17:20:40.192 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 17:20:40.192 INFO [stderr]   --> src/error.rs:16:1
Dec 18 17:20:40.192 INFO [stderr]    |
Dec 18 17:20:40.192 INFO [stderr] 16 | / error_chain! {
Dec 18 17:20:40.192 INFO [stderr] 17 | |     foreign_links {
Dec 18 17:20:40.192 INFO [stderr] 18 | |         Io(io::Error) /** Wrapper of standard I/O error. */;
Dec 18 17:20:40.192 INFO [stderr] 19 | |         Json(::serde_json::Error) #[cfg(feature="serde_json")] /** Wrapper of JSON error. */;
Dec 18 17:20:40.192 INFO [stderr] ...  |
Dec 18 17:20:40.192 INFO [stderr] 82 | |     }
Dec 18 17:20:40.192 INFO [stderr] 83 | | }
Dec 18 17:20:40.192 INFO [stderr]    | |_^
Dec 18 17:20:40.192 INFO [stderr]    |
Dec 18 17:20:40.192 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 17:20:40.192 INFO [stderr] 
Dec 18 17:20:41.929 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.68s
Dec 18 17:20:42.239 INFO running `"docker" "inspect" "a7cd8db04141949b625983dd7f3a7f4bf882834db91bc34adee7a651b8e149e7"`
Dec 18 17:20:42.373 INFO running `"docker" "rm" "-f" "a7cd8db04141949b625983dd7f3a7f4bf882834db91bc34adee7a651b8e149e7"`
Dec 18 17:20:42.461 INFO [stdout] a7cd8db04141949b625983dd7f3a7f4bf882834db91bc34adee7a651b8e149e7