Dec 17 12:31:07.735 INFO checking vitiral/replace.rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 12:31:07.735 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/vitiral/replace.rs:/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 17 12:31:08.286 INFO [stdout] dde2010ca37a7d8b8c8469cc3a25df654569ab65739632cc7b669fd89f49f23b
Dec 17 12:31:08.292 INFO running `"docker" "start" "-a" "dde2010ca37a7d8b8c8469cc3a25df654569ab65739632cc7b669fd89f49f23b"`
Dec 17 12:31:09.940 INFO [stderr]    Compiling gcc v0.3.43
Dec 17 12:31:09.940 INFO [stderr]     Checking libc v0.2.20
Dec 17 12:31:09.940 INFO [stderr]    Compiling backtrace v0.3.0
Dec 17 12:31:09.940 INFO [stderr]     Checking rustc-demangle v0.1.3
Dec 17 12:31:09.960 INFO [stderr]     Checking vec_map v0.6.0
Dec 17 12:31:09.960 INFO [stderr]     Checking same-file v0.1.3
Dec 17 12:31:09.960 INFO [stderr]     Checking maplit v0.1.4
Dec 17 12:31:11.024 INFO [stderr]     Checking walkdir v1.0.7
Dec 17 12:31:12.517 INFO [stderr]     Checking thread-id v3.0.0
Dec 17 12:31:12.517 INFO [stderr]     Checking memchr v1.0.1
Dec 17 12:31:12.517 INFO [stderr]     Checking term_size v0.2.2
Dec 17 12:31:12.920 INFO [stderr]     Checking thread_local v0.3.2
Dec 17 12:31:13.377 INFO [stderr]     Checking clap v2.20.3
Dec 17 12:31:14.031 INFO [stderr]     Checking aho-corasick v0.6.2
Dec 17 12:31:16.069 INFO [stderr]    Compiling backtrace-sys v0.1.7
Dec 17 12:31:16.734 INFO [stderr]     Checking regex v0.2.1
Dec 17 12:31:38.544 INFO [stderr]     Checking error-chain v0.9.0
Dec 17 12:31:38.971 INFO [stderr]     Checking replace v0.1.0 (/opt/crater/workdir)
Dec 17 12:31:39.356 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 12:31:39.357 INFO [stderr]   --> src/main.rs:13:1
Dec 17 12:31:39.357 INFO [stderr]    |
Dec 17 12:31:39.357 INFO [stderr] 13 | #[macro_use]
Dec 17 12:31:39.358 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 12:31:39.358 INFO [stderr]    |
Dec 17 12:31:39.358 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 12:31:39.358 INFO [stderr] 
Dec 17 12:31:39.609 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 17 12:31:39.609 INFO [stderr]   --> src/types.rs:13:1
Dec 17 12:31:39.610 INFO [stderr]    |
Dec 17 12:31:39.610 INFO [stderr] 13 | / error_chain! {
Dec 17 12:31:39.610 INFO [stderr] 14 | |     types {
Dec 17 12:31:39.610 INFO [stderr] 15 | |         Error, ErrorKind, ResultExt, Result;
Dec 17 12:31:39.610 INFO [stderr] 16 | |     }
Dec 17 12:31:39.610 INFO [stderr] ...  |
Dec 17 12:31:39.610 INFO [stderr] 37 | |     }
Dec 17 12:31:39.610 INFO [stderr] 38 | | }
Dec 17 12:31:39.610 INFO [stderr]    | |_^
Dec 17 12:31:39.610 INFO [stderr]    |
Dec 17 12:31:39.610 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 17 12:31:39.610 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 17 12:31:39.610 INFO [stderr] 
Dec 17 12:31:39.610 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 17 12:31:39.610 INFO [stderr]   --> src/types.rs:13:1
Dec 17 12:31:39.610 INFO [stderr]    |
Dec 17 12:31:39.610 INFO [stderr] 13 | / error_chain! {
Dec 17 12:31:39.610 INFO [stderr] 14 | |     types {
Dec 17 12:31:39.610 INFO [stderr] 15 | |         Error, ErrorKind, ResultExt, Result;
Dec 17 12:31:39.610 INFO [stderr] 16 | |     }
Dec 17 12:31:39.610 INFO [stderr] ...  |
Dec 17 12:31:39.610 INFO [stderr] 37 | |     }
Dec 17 12:31:39.610 INFO [stderr] 38 | | }
Dec 17 12:31:39.610 INFO [stderr]    | |_^
Dec 17 12:31:39.610 INFO [stderr]    |
Dec 17 12:31:39.610 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 17 12:31:39.610 INFO [stderr] 
Dec 17 12:31:39.651 INFO [stderr] warning: unused variable: `g`
Dec 17 12:31:39.651 INFO [stderr]   --> src/replace.rs:86:32
Dec 17 12:31:39.651 INFO [stderr]    |
Dec 17 12:31:39.651 INFO [stderr] 86 |             &Groups::Named(ref g) => panic!(),
Dec 17 12:31:39.651 INFO [stderr]    |                                ^ help: consider using `_g` instead
Dec 17 12:31:39.668 INFO [stderr]    |
Dec 17 12:31:39.668 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 12:31:39.668 INFO [stderr] 
Dec 17 12:31:39.758 INFO [stderr] warning: function is never used: `do_replace`
Dec 17 12:31:39.758 INFO [stderr]    --> src/replace.rs:106:1
Dec 17 12:31:39.758 INFO [stderr]     |
Dec 17 12:31:39.758 INFO [stderr] 106 | fn do_replace(c: &Cmd, d: &[u8]) -> String {
Dec 17 12:31:39.758 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:31:39.758 INFO [stderr]     |
Dec 17 12:31:39.764 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 12:31:39.764 INFO [stderr] 
Dec 17 12:31:39.764 INFO [stderr] warning: variant is never constructed: `Named`
Dec 17 12:31:39.764 INFO [stderr]   --> src/types.rs:51:5
Dec 17 12:31:39.764 INFO [stderr]    |
Dec 17 12:31:39.764 INFO [stderr] 51 |     Named(NamedGroups<'a>),
Dec 17 12:31:39.764 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:31:39.764 INFO [stderr] 
Dec 17 12:31:39.860 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 17 12:31:39.860 INFO [stderr]   --> src/types.rs:13:1
Dec 17 12:31:39.860 INFO [stderr]    |
Dec 17 12:31:39.860 INFO [stderr] 13 | / error_chain! {
Dec 17 12:31:39.860 INFO [stderr] 14 | |     types {
Dec 17 12:31:39.860 INFO [stderr] 15 | |         Error, ErrorKind, ResultExt, Result;
Dec 17 12:31:39.860 INFO [stderr] 16 | |     }
Dec 17 12:31:39.860 INFO [stderr] ...  |
Dec 17 12:31:39.860 INFO [stderr] 37 | |     }
Dec 17 12:31:39.860 INFO [stderr] 38 | | }
Dec 17 12:31:39.860 INFO [stderr]    | |_^
Dec 17 12:31:39.860 INFO [stderr]    |
Dec 17 12:31:39.860 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 17 12:31:39.860 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 17 12:31:39.860 INFO [stderr] 
Dec 17 12:31:39.861 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 17 12:31:39.861 INFO [stderr]   --> src/types.rs:13:1
Dec 17 12:31:39.861 INFO [stderr]    |
Dec 17 12:31:39.861 INFO [stderr] 13 | / error_chain! {
Dec 17 12:31:39.861 INFO [stderr] 14 | |     types {
Dec 17 12:31:39.861 INFO [stderr] 15 | |         Error, ErrorKind, ResultExt, Result;
Dec 17 12:31:39.861 INFO [stderr] 16 | |     }
Dec 17 12:31:39.861 INFO [stderr] ...  |
Dec 17 12:31:39.861 INFO [stderr] 37 | |     }
Dec 17 12:31:39.861 INFO [stderr] 38 | | }
Dec 17 12:31:39.861 INFO [stderr]    | |_^
Dec 17 12:31:39.861 INFO [stderr]    |
Dec 17 12:31:39.861 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 17 12:31:39.861 INFO [stderr] 
Dec 17 12:31:39.911 INFO [stderr] warning: unused variable: `g`
Dec 17 12:31:39.911 INFO [stderr]   --> src/replace.rs:86:32
Dec 17 12:31:39.911 INFO [stderr]    |
Dec 17 12:31:39.911 INFO [stderr] 86 |             &Groups::Named(ref g) => panic!(),
Dec 17 12:31:39.911 INFO [stderr]    |                                ^ help: consider using `_g` instead
Dec 17 12:31:39.911 INFO [stderr]    |
Dec 17 12:31:39.911 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 12:31:39.911 INFO [stderr] 
Dec 17 12:31:40.001 INFO [stderr] warning: variant is never constructed: `Named`
Dec 17 12:31:40.001 INFO [stderr]   --> src/types.rs:51:5
Dec 17 12:31:40.001 INFO [stderr]    |
Dec 17 12:31:40.001 INFO [stderr] 51 |     Named(NamedGroups<'a>),
Dec 17 12:31:40.001 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:31:40.001 INFO [stderr]    |
Dec 17 12:31:40.001 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 12:31:40.001 INFO [stderr] 
Dec 17 12:31:40.040 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.24s
Dec 17 12:31:42.021 INFO running `"docker" "inspect" "dde2010ca37a7d8b8c8469cc3a25df654569ab65739632cc7b669fd89f49f23b"`
Dec 17 12:31:42.368 INFO running `"docker" "rm" "-f" "dde2010ca37a7d8b8c8469cc3a25df654569ab65739632cc7b669fd89f49f23b"`
Dec 17 12:31:42.684 INFO [stdout] dde2010ca37a7d8b8c8469cc3a25df654569ab65739632cc7b669fd89f49f23b