Nov 28 12:07:41.662 INFO checking MoonL1ght/Rust-Markov-Chain against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 12:07:41.662 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 12:07:41.895 INFO [stdout] ec0e89e6cc0fe945c2aae9ee591a851f47b4783542d86b64b99ad10917b2d749
Nov 28 12:07:41.898 INFO running `"docker" "start" "-a" "ec0e89e6cc0fe945c2aae9ee591a851f47b4783542d86b64b99ad10917b2d749"`
Nov 28 12:07:42.419 INFO [stderr] usermod: no changes
Nov 28 12:07:42.456 INFO [stderr]     Checking libc v0.2.21 (/source/libs/libc)
Nov 28 12:07:43.360 INFO [stderr]     Checking rand v0.3.15 (/source/libs/rand)
Nov 28 12:07:44.497 INFO [stderr] warning: floating-point types cannot be used in patterns
Nov 28 12:07:44.497 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:106:13
Nov 28 12:07:44.497 INFO [stderr]     |
Nov 28 12:07:44.497 INFO [stderr] 106 |             1.0         => One(Exp::new(1.0 / scale)),
Nov 28 12:07:44.497 INFO [stderr]     |             ^^^
Nov 28 12:07:44.497 INFO [stderr]     |
Nov 28 12:07:44.497 INFO [stderr]     = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Nov 28 12:07:44.497 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!
Nov 28 12:07:44.497 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 28 12:07:44.497 INFO [stderr] 
Nov 28 12:07:44.497 INFO [stderr] warning: floating-point types cannot be used in patterns
Nov 28 12:07:44.497 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:107:13
Nov 28 12:07:44.497 INFO [stderr]     |
Nov 28 12:07:44.498 INFO [stderr] 107 |             0.0 ... 1.0 => Small(GammaSmallShape::new_raw(shape, scale)),
Nov 28 12:07:44.498 INFO [stderr]     |             ^^^
Nov 28 12:07:44.498 INFO [stderr]     |
Nov 28 12:07:44.498 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!
Nov 28 12:07:44.498 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 28 12:07:44.498 INFO [stderr] 
Nov 28 12:07:44.498 INFO [stderr] warning: floating-point types cannot be used in patterns
Nov 28 12:07:44.498 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:107:21
Nov 28 12:07:44.498 INFO [stderr]     |
Nov 28 12:07:44.498 INFO [stderr] 107 |             0.0 ... 1.0 => Small(GammaSmallShape::new_raw(shape, scale)),
Nov 28 12:07:44.498 INFO [stderr]     |                     ^^^
Nov 28 12:07:44.498 INFO [stderr]     |
Nov 28 12:07:44.498 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!
Nov 28 12:07:44.498 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 28 12:07:44.498 INFO [stderr] 
Nov 28 12:07:44.588 INFO [stderr] warning: floating-point types cannot be used in patterns
Nov 28 12:07:44.588 INFO [stderr]    --> libs/rand/src/distributions/gamma.rs:106:13
Nov 28 12:07:44.588 INFO [stderr]     |
Nov 28 12:07:44.588 INFO [stderr] 106 |             1.0         => One(Exp::new(1.0 / scale)),
Nov 28 12:07:44.588 INFO [stderr]     |             ^^^
Nov 28 12:07:44.588 INFO [stderr]     |
Nov 28 12:07:44.588 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!
Nov 28 12:07:44.588 INFO [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 28 12:07:44.588 INFO [stderr] 
Nov 28 12:07:44.716 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:07:44.716 INFO [stderr]   --> libs/rand/src/os.rs:56:13
Nov 28 12:07:44.716 INFO [stderr]    |
Nov 28 12:07:44.716 INFO [stderr] 56 | fn next_u32(mut fill_buf: &mut FnMut(&mut [u8])) -> u32 {
Nov 28 12:07:44.716 INFO [stderr]    |             ----^^^^^^^^
Nov 28 12:07:44.716 INFO [stderr]    |             |
Nov 28 12:07:44.716 INFO [stderr]    |             help: remove this `mut`
Nov 28 12:07:44.716 INFO [stderr]    |
Nov 28 12:07:44.716 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 12:07:44.716 INFO [stderr] 
Nov 28 12:07:44.717 INFO [stderr] warning: variable does not need to be mutable
Nov 28 12:07:44.717 INFO [stderr]   --> libs/rand/src/os.rs:62:13
Nov 28 12:07:44.717 INFO [stderr]    |
Nov 28 12:07:44.717 INFO [stderr] 62 | fn next_u64(mut fill_buf: &mut FnMut(&mut [u8])) -> u64 {
Nov 28 12:07:44.717 INFO [stderr]    |             ----^^^^^^^^
Nov 28 12:07:44.717 INFO [stderr]    |             |
Nov 28 12:07:44.717 INFO [stderr]    |             help: remove this `mut`
Nov 28 12:07:44.717 INFO [stderr] 
Nov 28 12:07:44.806 INFO [stderr]     Checking markov_chain v0.1.0 (/source)
Nov 28 12:07:45.717 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
Nov 28 12:07:45.720 INFO [stderr] su: No module specific data is present
Nov 28 12:07:46.685 INFO running `"docker" "inspect" "ec0e89e6cc0fe945c2aae9ee591a851f47b4783542d86b64b99ad10917b2d749"`
Nov 28 12:07:46.974 INFO running `"docker" "rm" "-f" "ec0e89e6cc0fe945c2aae9ee591a851f47b4783542d86b64b99ad10917b2d749"`
Nov 28 12:07:47.211 INFO [stdout] ec0e89e6cc0fe945c2aae9ee591a851f47b4783542d86b64b99ad10917b2d749