Dec 12 09:26:34.730 INFO checking range_check-0.1.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 09:26:34.730 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 09:26:34.929 INFO [stdout] 42fd02d5b26994f64d93440fc8c7c330eebc1c46a4c122ac1915c028cb0fd896
Dec 12 09:26:34.934 INFO running `"docker" "start" "-a" "42fd02d5b26994f64d93440fc8c7c330eebc1c46a4c122ac1915c028cb0fd896"`
Dec 12 09:26:35.467 INFO [stderr] usermod: no changes
Dec 12 09:26:35.497 INFO [stderr]     Checking range_check v0.1.0 (/source)
Dec 12 09:26:36.110 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 09:26:36.110 INFO [stderr]    --> src/lib.rs:173:24
Dec 12 09:26:36.110 INFO [stderr]     |
Dec 12 09:26:36.110 INFO [stderr] 173 |         assert!((1..5).contains(3));
Dec 12 09:26:36.110 INFO [stderr]     |                        ^^^^^^^^
Dec 12 09:26:36.110 INFO [stderr]     |
Dec 12 09:26:36.110 INFO [stderr]     = note: #[warn(unstable_name_collisions)] on by default
Dec 12 09:26:36.110 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 09:26:36.110 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 09:26:36.110 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 12 09:26:36.110 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::Range<Idx>>::contains`
Dec 12 09:26:36.110 INFO [stderr] 
Dec 12 09:26:36.128 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 09:26:36.128 INFO [stderr]    --> src/lib.rs:179:25
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr] 179 |         assert!(!(1..5).contains(&7));
Dec 12 09:26:36.128 INFO [stderr]     |                         ^^^^^^^^
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 09:26:36.128 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 09:26:36.128 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 12 09:26:36.128 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::Range<Idx>>::contains`
Dec 12 09:26:36.128 INFO [stderr] 
Dec 12 09:26:36.128 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 09:26:36.128 INFO [stderr]    --> src/lib.rs:185:23
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr] 185 |         assert!((1..).contains(&3));
Dec 12 09:26:36.128 INFO [stderr]     |                       ^^^^^^^^
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 09:26:36.128 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 09:26:36.128 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 12 09:26:36.128 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeFrom<Idx>>::contains`
Dec 12 09:26:36.128 INFO [stderr] 
Dec 12 09:26:36.128 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 09:26:36.128 INFO [stderr]    --> src/lib.rs:191:24
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr] 191 |         assert!(!(1..).contains(&-7));
Dec 12 09:26:36.128 INFO [stderr]     |                        ^^^^^^^^
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 09:26:36.128 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 09:26:36.128 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 12 09:26:36.128 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeFrom<Idx>>::contains`
Dec 12 09:26:36.128 INFO [stderr] 
Dec 12 09:26:36.128 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 09:26:36.128 INFO [stderr]    --> src/lib.rs:197:23
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr] 197 |         assert!((..5).contains(&3));
Dec 12 09:26:36.128 INFO [stderr]     |                       ^^^^^^^^
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.128 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 09:26:36.128 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 09:26:36.128 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 12 09:26:36.128 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeTo<Idx>>::contains`
Dec 12 09:26:36.128 INFO [stderr] 
Dec 12 09:26:36.128 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 12 09:26:36.128 INFO [stderr]    --> src/lib.rs:203:24
Dec 12 09:26:36.128 INFO [stderr]     |
Dec 12 09:26:36.129 INFO [stderr] 203 |         assert!(!(..5).contains(&7));
Dec 12 09:26:36.129 INFO [stderr]     |                        ^^^^^^^^
Dec 12 09:26:36.129 INFO [stderr]     |
Dec 12 09:26:36.129 INFO [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 12 09:26:36.129 INFO [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 12 09:26:36.129 INFO [stderr]     = help: call with fully qualified syntax `Contains::contains(...)` to keep using the current method
Dec 12 09:26:36.129 INFO [stderr]     = help: add #![feature(range_contains)] to the crate attributes to enable `<std::ops::RangeTo<Idx>>::contains`
Dec 12 09:26:36.129 INFO [stderr] 
Dec 12 09:26:36.180 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 12 09:26:36.181 INFO [stderr] su: No module specific data is present
Dec 12 09:26:36.557 INFO running `"docker" "inspect" "42fd02d5b26994f64d93440fc8c7c330eebc1c46a4c122ac1915c028cb0fd896"`
Dec 12 09:26:36.610 INFO running `"docker" "rm" "-f" "42fd02d5b26994f64d93440fc8c7c330eebc1c46a4c122ac1915c028cb0fd896"`
Dec 12 09:26:36.728 INFO [stdout] 42fd02d5b26994f64d93440fc8c7c330eebc1c46a4c122ac1915c028cb0fd896