Nov 29 18:20:15.401 INFO checking shingtaklam1324/number-theory-rust against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 18:20:15.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 18:20:15.908 INFO [stdout] 6e45d2625a9e5779d43658cb246f35b7a815dbb3da452a782b5d12946eae771b
Nov 29 18:20:15.912 INFO running `"docker" "start" "-a" "6e45d2625a9e5779d43658cb246f35b7a815dbb3da452a782b5d12946eae771b"`
Nov 29 18:20:17.768 INFO [stderr] usermod: no changes
Nov 29 18:20:17.848 INFO [stderr]     Checking number-theory v0.1.0 (/source)
Nov 29 18:20:18.374 INFO [stderr] warning: constant item is never used: `Zero`
Nov 29 18:20:18.384 INFO [stderr]   --> src/main.rs:12:1
Nov 29 18:20:18.384 INFO [stderr]    |
Nov 29 18:20:18.384 INFO [stderr] 12 | const Zero: Nat<Z> = Nat(Z);
Nov 29 18:20:18.384 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:20:18.400 INFO [stderr]    |
Nov 29 18:20:18.400 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 18:20:18.400 INFO [stderr] 
Nov 29 18:20:18.400 INFO [stderr] warning: function is never used: `Succ`
Nov 29 18:20:18.400 INFO [stderr]   --> src/main.rs:14:1
Nov 29 18:20:18.400 INFO [stderr]    |
Nov 29 18:20:18.400 INFO [stderr] 14 | fn Succ<A>(d: Nat<A>) -> Nat<S<A>> {
Nov 29 18:20:18.400 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:20:18.400 INFO [stderr] 
Nov 29 18:20:18.401 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 29 18:20:18.401 INFO [stderr]  --> src/main.rs:1:12
Nov 29 18:20:18.401 INFO [stderr]   |
Nov 29 18:20:18.401 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Nov 29 18:20:18.401 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:20:18.401 INFO [stderr]   |
Nov 29 18:20:18.401 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 29 18:20:18.401 INFO [stderr] 
Nov 29 18:20:18.415 INFO [stderr] warning: constant item is never used: `Zero`
Nov 29 18:20:18.416 INFO [stderr]   --> src/main.rs:12:1
Nov 29 18:20:18.418 INFO [stderr]    |
Nov 29 18:20:18.419 INFO [stderr] 12 | const Zero: Nat<Z> = Nat(Z);
Nov 29 18:20:18.419 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:20:18.419 INFO [stderr]    |
Nov 29 18:20:18.420 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 18:20:18.420 INFO [stderr] 
Nov 29 18:20:18.420 INFO [stderr] warning: function is never used: `Succ`
Nov 29 18:20:18.421 INFO [stderr]   --> src/main.rs:14:1
Nov 29 18:20:18.422 INFO [stderr]    |
Nov 29 18:20:18.422 INFO [stderr] 14 | fn Succ<A>(d: Nat<A>) -> Nat<S<A>> {
Nov 29 18:20:18.422 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:20:18.422 INFO [stderr] 
Nov 29 18:20:18.422 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 29 18:20:18.422 INFO [stderr]  --> src/main.rs:1:12
Nov 29 18:20:18.423 INFO [stderr]   |
Nov 29 18:20:18.423 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Nov 29 18:20:18.423 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:20:18.423 INFO [stderr]   |
Nov 29 18:20:18.423 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 29 18:20:18.423 INFO [stderr] 
Nov 29 18:20:18.470 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Nov 29 18:20:18.480 INFO [stderr] su: No module specific data is present
Nov 29 18:20:19.647 INFO running `"docker" "inspect" "6e45d2625a9e5779d43658cb246f35b7a815dbb3da452a782b5d12946eae771b"`
Nov 29 18:20:19.948 INFO running `"docker" "rm" "-f" "6e45d2625a9e5779d43658cb246f35b7a815dbb3da452a782b5d12946eae771b"`
Nov 29 18:20:20.236 INFO [stdout] 6e45d2625a9e5779d43658cb246f35b7a815dbb3da452a782b5d12946eae771b