Dec 18 12:34:56.325 INFO checking range_check-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:34:56.326 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/range_check/0.1.0:/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 12:34:56.508 INFO [stdout] d904e86ceb97e68a4fafcbb222b37e68d0031d671f7af26442cd92500fd377da
Dec 18 12:34:56.537 INFO running `"docker" "start" "-a" "d904e86ceb97e68a4fafcbb222b37e68d0031d671f7af26442cd92500fd377da"`
Dec 18 12:34:57.104 INFO [stderr]     Checking range_check v0.1.0 (/opt/crater/workdir)
Dec 18 12:34:57.422 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 18 12:34:57.422 INFO [stderr]    --> src/lib.rs:173:24
Dec 18 12:34:57.422 INFO [stderr]     |
Dec 18 12:34:57.422 INFO [stderr] 173 |         assert!((1..5).contains(3));
Dec 18 12:34:57.422 INFO [stderr]     |                        ^^^^^^^^
Dec 18 12:34:57.422 INFO [stderr]     |
Dec 18 12:34:57.422 INFO [stderr]     = note: #[warn(unstable_name_collisions)] on by default
Dec 18 12:34:57.422 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 18 12:34:57.422 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 18 12:34:57.422 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 18 12:34:57.422 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::Range<Idx>>::contains`
Dec 18 12:34:57.422 INFO [stderr] 
Dec 18 12:34:57.423 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 18 12:34:57.423 INFO [stderr]    --> src/lib.rs:179:25
Dec 18 12:34:57.423 INFO [stderr]     |
Dec 18 12:34:57.423 INFO [stderr] 179 |         assert!(!(1..5).contains(&7));
Dec 18 12:34:57.423 INFO [stderr]     |                         ^^^^^^^^
Dec 18 12:34:57.423 INFO [stderr]     |
Dec 18 12:34:57.423 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 18 12:34:57.423 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 18 12:34:57.423 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 18 12:34:57.424 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::Range<Idx>>::contains`
Dec 18 12:34:57.424 INFO [stderr] 
Dec 18 12:34:57.427 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 18 12:34:57.427 INFO [stderr]    --> src/lib.rs:185:23
Dec 18 12:34:57.427 INFO [stderr]     |
Dec 18 12:34:57.427 INFO [stderr] 185 |         assert!((1..).contains(&3));
Dec 18 12:34:57.427 INFO [stderr]     |                       ^^^^^^^^
Dec 18 12:34:57.427 INFO [stderr]     |
Dec 18 12:34:57.427 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 18 12:34:57.427 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 18 12:34:57.427 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 18 12:34:57.427 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeFrom<Idx>>::contains`
Dec 18 12:34:57.427 INFO [stderr] 
Dec 18 12:34:57.427 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 18 12:34:57.427 INFO [stderr]    --> src/lib.rs:191:24
Dec 18 12:34:57.427 INFO [stderr]     |
Dec 18 12:34:57.427 INFO [stderr] 191 |         assert!(!(1..).contains(&-7));
Dec 18 12:34:57.427 INFO [stderr]     |                        ^^^^^^^^
Dec 18 12:34:57.427 INFO [stderr]     |
Dec 18 12:34:57.427 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 18 12:34:57.427 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 18 12:34:57.427 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 18 12:34:57.427 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeFrom<Idx>>::contains`
Dec 18 12:34:57.427 INFO [stderr] 
Dec 18 12:34:57.432 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 18 12:34:57.432 INFO [stderr]    --> src/lib.rs:197:23
Dec 18 12:34:57.432 INFO [stderr]     |
Dec 18 12:34:57.433 INFO [stderr] 197 |         assert!((..5).contains(&3));
Dec 18 12:34:57.433 INFO [stderr]     |                       ^^^^^^^^
Dec 18 12:34:57.433 INFO [stderr]     |
Dec 18 12:34:57.433 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 18 12:34:57.433 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 18 12:34:57.433 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 18 12:34:57.433 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeTo<Idx>>::contains`
Dec 18 12:34:57.433 INFO [stderr] 
Dec 18 12:34:57.433 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 18 12:34:57.433 INFO [stderr]    --> src/lib.rs:203:24
Dec 18 12:34:57.433 INFO [stderr]     |
Dec 18 12:34:57.433 INFO [stderr] 203 |         assert!(!(..5).contains(&7));
Dec 18 12:34:57.433 INFO [stderr]     |                        ^^^^^^^^
Dec 18 12:34:57.433 INFO [stderr]     |
Dec 18 12:34:57.433 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 18 12:34:57.433 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 18 12:34:57.433 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 18 12:34:57.433 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeTo<Idx>>::contains`
Dec 18 12:34:57.433 INFO [stderr] 
Dec 18 12:34:57.497 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Dec 18 12:34:57.762 INFO running `"docker" "inspect" "d904e86ceb97e68a4fafcbb222b37e68d0031d671f7af26442cd92500fd377da"`
Dec 18 12:34:57.905 INFO running `"docker" "rm" "-f" "d904e86ceb97e68a4fafcbb222b37e68d0031d671f7af26442cd92500fd377da"`
Dec 18 12:34:58.001 INFO [stdout] d904e86ceb97e68a4fafcbb222b37e68d0031d671f7af26442cd92500fd377da