Oct 13 03:28:23.486 INFO checking MoonL1ght/Rust-Markov-Chain against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 03:28:23.487 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 03:28:23.880 INFO blam! 87f196b4a5313748fb5438d764b9a313a3be2da57142d6cd580de4a3ff63982f
Oct 13 03:28:23.881 INFO running `"docker" "start" "-a" "87f196b4a5313748fb5438d764b9a313a3be2da57142d6cd580de4a3ff63982f"`
Oct 13 03:28:25.005 INFO kablam! usermod: no changes
Oct 13 03:28:25.048 INFO kablam!     Checking libc v0.2.21 (/source/libs/libc)
Oct 13 03:28:26.100 INFO kablam!     Checking rand v0.3.15 (/source/libs/rand)
Oct 13 03:28:27.216 INFO kablam! warning: floating-point types cannot be used in patterns
Oct 13 03:28:27.216 INFO kablam!    --> libs/rand/src/distributions/gamma.rs:106:13
Oct 13 03:28:27.216 INFO kablam!     |
Oct 13 03:28:27.216 INFO kablam! 106 |             1.0         => One(Exp::new(1.0 / scale)),
Oct 13 03:28:27.216 INFO kablam!     |             ^^^
Oct 13 03:28:27.216 INFO kablam!     |
Oct 13 03:28:27.216 INFO kablam!     = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Oct 13 03:28:27.216 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 13 03:28:27.216 INFO kablam!     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Oct 13 03:28:27.216 INFO kablam! 
Oct 13 03:28:27.216 INFO kablam! warning: floating-point types cannot be used in patterns
Oct 13 03:28:27.216 INFO kablam!    --> libs/rand/src/distributions/gamma.rs:107:13
Oct 13 03:28:27.216 INFO kablam!     |
Oct 13 03:28:27.216 INFO kablam! 107 |             0.0 ... 1.0 => Small(GammaSmallShape::new_raw(shape, scale)),
Oct 13 03:28:27.216 INFO kablam!     |             ^^^
Oct 13 03:28:27.216 INFO kablam!     |
Oct 13 03:28:27.216 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 13 03:28:27.216 INFO kablam!     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Oct 13 03:28:27.216 INFO kablam! 
Oct 13 03:28:27.216 INFO kablam! warning: floating-point types cannot be used in patterns
Oct 13 03:28:27.216 INFO kablam!    --> libs/rand/src/distributions/gamma.rs:107:21
Oct 13 03:28:27.216 INFO kablam!     |
Oct 13 03:28:27.216 INFO kablam! 107 |             0.0 ... 1.0 => Small(GammaSmallShape::new_raw(shape, scale)),
Oct 13 03:28:27.216 INFO kablam!     |                     ^^^
Oct 13 03:28:27.216 INFO kablam!     |
Oct 13 03:28:27.216 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 13 03:28:27.216 INFO kablam!     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Oct 13 03:28:27.216 INFO kablam! 
Oct 13 03:28:27.276 INFO kablam! warning: floating-point types cannot be used in patterns
Oct 13 03:28:27.277 INFO kablam!    --> libs/rand/src/distributions/gamma.rs:106:13
Oct 13 03:28:27.277 INFO kablam!     |
Oct 13 03:28:27.277 INFO kablam! 106 |             1.0         => One(Exp::new(1.0 / scale)),
Oct 13 03:28:27.277 INFO kablam!     |             ^^^
Oct 13 03:28:27.277 INFO kablam!     |
Oct 13 03:28:27.277 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 13 03:28:27.277 INFO kablam!     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Oct 13 03:28:27.277 INFO kablam! 
Oct 13 03:28:27.401 INFO kablam! warning: variable does not need to be mutable
Oct 13 03:28:27.401 INFO kablam!   --> libs/rand/src/os.rs:56:13
Oct 13 03:28:27.401 INFO kablam!    |
Oct 13 03:28:27.401 INFO kablam! 56 | fn next_u32(mut fill_buf: &mut FnMut(&mut [u8])) -> u32 {
Oct 13 03:28:27.401 INFO kablam!    |             ----^^^^^^^^
Oct 13 03:28:27.401 INFO kablam!    |             |
Oct 13 03:28:27.401 INFO kablam!    |             help: remove this `mut`
Oct 13 03:28:27.401 INFO kablam!    |
Oct 13 03:28:27.401 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 03:28:27.401 INFO kablam! 
Oct 13 03:28:27.401 INFO kablam! warning: variable does not need to be mutable
Oct 13 03:28:27.401 INFO kablam!   --> libs/rand/src/os.rs:62:13
Oct 13 03:28:27.401 INFO kablam!    |
Oct 13 03:28:27.401 INFO kablam! 62 | fn next_u64(mut fill_buf: &mut FnMut(&mut [u8])) -> u64 {
Oct 13 03:28:27.401 INFO kablam!    |             ----^^^^^^^^
Oct 13 03:28:27.401 INFO kablam!    |             |
Oct 13 03:28:27.401 INFO kablam!    |             help: remove this `mut`
Oct 13 03:28:27.401 INFO kablam! 
Oct 13 03:28:27.471 INFO kablam!     Checking markov_chain v0.1.0 (/source)
Oct 13 03:28:28.173 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.14s
Oct 13 03:28:28.173 INFO kablam! su: No module specific data is present
Oct 13 03:28:28.540 INFO running `"docker" "rm" "-f" "87f196b4a5313748fb5438d764b9a313a3be2da57142d6cd580de4a3ff63982f"`
Oct 13 03:28:28.656 INFO blam! 87f196b4a5313748fb5438d764b9a313a3be2da57142d6cd580de4a3ff63982f