Dec 05 01:07:12.456 INFO checking MoonL1ght/Rust-Markov-Chain against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 01:07:12.456 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 01:07:12.819 INFO [stdout] 5de61585377e76c8d8b16bb86d206f82e743ae022f8cbc1d4355c8268b1f875d
Dec 05 01:07:12.821 INFO running `"docker" "start" "-a" "5de61585377e76c8d8b16bb86d206f82e743ae022f8cbc1d4355c8268b1f875d"`
Dec 05 01:07:13.854 INFO [stderr] usermod: no changes
Dec 05 01:07:13.932 INFO [stderr]     Checking libc v0.2.21 (/source/libs/libc)
Dec 05 01:07:14.830 INFO [stderr]     Checking rand v0.3.15 (/source/libs/rand)
Dec 05 01:07:16.191 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 05 01:07:16.191 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:106:13
Dec 05 01:07:16.191 INFO [stderr]     |
Dec 05 01:07:16.191 INFO [stderr] 106 |             1.0         => One(Exp::new(1.0 / scale)),
Dec 05 01:07:16.191 INFO [stderr]     |             ^^^
Dec 05 01:07:16.191 INFO [stderr]     |
Dec 05 01:07:16.191 INFO [stderr]     = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Dec 05 01:07:16.191 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 01:07:16.191 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 05 01:07:16.191 INFO [stderr] 
Dec 05 01:07:16.191 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 05 01:07:16.191 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:107:13
Dec 05 01:07:16.191 INFO [stderr]     |
Dec 05 01:07:16.191 INFO [stderr] 107 |             0.0 ... 1.0 => Small(GammaSmallShape::new_raw(shape, scale)),
Dec 05 01:07:16.192 INFO [stderr]     |             ^^^
Dec 05 01:07:16.192 INFO [stderr]     |
Dec 05 01:07:16.192 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 01:07:16.192 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 05 01:07:16.192 INFO [stderr] 
Dec 05 01:07:16.192 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 05 01:07:16.192 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:107:21
Dec 05 01:07:16.192 INFO [stderr]     |
Dec 05 01:07:16.192 INFO [stderr] 107 |             0.0 ... 1.0 => Small(GammaSmallShape::new_raw(shape, scale)),
Dec 05 01:07:16.192 INFO [stderr]     |                     ^^^
Dec 05 01:07:16.192 INFO [stderr]     |
Dec 05 01:07:16.192 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 01:07:16.192 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 05 01:07:16.192 INFO [stderr] 
Dec 05 01:07:16.263 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 05 01:07:16.264 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:106:13
Dec 05 01:07:16.264 INFO [stderr]     |
Dec 05 01:07:16.264 INFO [stderr] 106 |             1.0         => One(Exp::new(1.0 / scale)),
Dec 05 01:07:16.264 INFO [stderr]     |             ^^^
Dec 05 01:07:16.264 INFO [stderr]     |
Dec 05 01:07:16.264 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 05 01:07:16.264 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 05 01:07:16.264 INFO [stderr] 
Dec 05 01:07:16.387 INFO [stderr] warning: variable does not need to be mutable
Dec 05 01:07:16.387 INFO [stderr]   --> libs/rand/src/os.rs:56:13
Dec 05 01:07:16.387 INFO [stderr]    |
Dec 05 01:07:16.387 INFO [stderr] 56 | fn next_u32(mut fill_buf: &mut FnMut(&mut [u8])) -> u32 {
Dec 05 01:07:16.387 INFO [stderr]    |             ----^^^^^^^^
Dec 05 01:07:16.387 INFO [stderr]    |             |
Dec 05 01:07:16.387 INFO [stderr]    |             help: remove this `mut`
Dec 05 01:07:16.387 INFO [stderr]    |
Dec 05 01:07:16.387 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 01:07:16.387 INFO [stderr] 
Dec 05 01:07:16.387 INFO [stderr] warning: variable does not need to be mutable
Dec 05 01:07:16.387 INFO [stderr]   --> libs/rand/src/os.rs:62:13
Dec 05 01:07:16.387 INFO [stderr]    |
Dec 05 01:07:16.387 INFO [stderr] 62 | fn next_u64(mut fill_buf: &mut FnMut(&mut [u8])) -> u64 {
Dec 05 01:07:16.387 INFO [stderr]    |             ----^^^^^^^^
Dec 05 01:07:16.387 INFO [stderr]    |             |
Dec 05 01:07:16.387 INFO [stderr]    |             help: remove this `mut`
Dec 05 01:07:16.387 INFO [stderr] 
Dec 05 01:07:16.497 INFO [stderr]     Checking markov_chain v0.1.0 (/source)
Dec 05 01:07:17.479 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.58s
Dec 05 01:07:17.481 INFO [stderr] su: No module specific data is present
Dec 05 01:07:18.088 INFO running `"docker" "inspect" "5de61585377e76c8d8b16bb86d206f82e743ae022f8cbc1d4355c8268b1f875d"`
Dec 05 01:07:18.198 INFO running `"docker" "rm" "-f" "5de61585377e76c8d8b16bb86d206f82e743ae022f8cbc1d4355c8268b1f875d"`
Dec 05 01:07:18.281 INFO [stdout] 5de61585377e76c8d8b16bb86d206f82e743ae022f8cbc1d4355c8268b1f875d