Nov 06 18:10:07.367 INFO checking mariosangiorgio/rulox against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 18:10:07.369 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 18:10:07.596 INFO blam! b63e15033aa4d9dd20f26f7da74b2191a2bba7733939f55064e1c1da8e46c008
Nov 06 18:10:07.603 INFO running `"docker" "start" "-a" "b63e15033aa4d9dd20f26f7da74b2191a2bba7733939f55064e1c1da8e46c008"`
Nov 06 18:10:08.247 INFO kablam! usermod: no changes
Nov 06 18:10:08.374 INFO kablam!     Checking byteorder v1.2.7
Nov 06 18:10:08.381 INFO kablam!     Checking wait-timeout v0.1.5
Nov 06 18:10:08.381 INFO kablam!     Checking bit-set v0.5.0
Nov 06 18:10:08.424 INFO kablam!     Checking rand v0.5.5
Nov 06 18:10:08.449 INFO kablam!    Compiling syn v0.15.14
Nov 06 18:10:12.666 INFO kablam!     Checking tempfile v3.0.4
Nov 06 18:10:13.340 INFO kablam!     Checking rusty-fork v0.2.1
Nov 06 18:10:14.485 INFO kablam!     Checking proptest v0.8.7
Nov 06 18:10:20.588 INFO kablam!    Compiling num-derive v0.2.3
Nov 06 18:10:28.874 INFO kablam!     Checking rulox v0.1.0 (/source)
Nov 06 18:10:35.516 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 18:10:35.516 INFO kablam!    --> src/treewalk/mod.rs:99:5
Nov 06 18:10:35.516 INFO kablam!     |
Nov 06 18:10:35.516 INFO kablam! 99  | /     proptest! {
Nov 06 18:10:35.516 INFO kablam! 100 | |     #[test]
Nov 06 18:10:35.516 INFO kablam! 101 | |     fn doesnt_crash(ref input in "\\PC*") {
Nov 06 18:10:35.516 INFO kablam! 102 | |         let mut lox_vm = TreeWalkRuloxInterpreter::default();
Nov 06 18:10:35.516 INFO kablam! 103 | |         lox_vm.run(input)
Nov 06 18:10:35.516 INFO kablam! 104 | |     }
Nov 06 18:10:35.516 INFO kablam! 105 | |     }
Nov 06 18:10:35.516 INFO kablam!     | |_____^
Nov 06 18:10:35.516 INFO kablam!     |
Nov 06 18:10:35.516 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 18:10:35.516 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 18:10:35.516 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 18:10:35.517 INFO kablam! 
Nov 06 18:10:35.528 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 18:10:35.528 INFO kablam!   --> src/vm/mod.rs:27:5
Nov 06 18:10:35.528 INFO kablam!    |
Nov 06 18:10:35.528 INFO kablam! 27 | /     proptest! {
Nov 06 18:10:35.528 INFO kablam! 28 | |     #[test]
Nov 06 18:10:35.528 INFO kablam! 29 | |     #[ignore]
Nov 06 18:10:35.528 INFO kablam! 30 | |     fn doesnt_crash(ref input in "\\PC*") {
Nov 06 18:10:35.528 INFO kablam! ...  |
Nov 06 18:10:35.528 INFO kablam! 33 | |     }
Nov 06 18:10:35.528 INFO kablam! 34 | |     }
Nov 06 18:10:35.528 INFO kablam!    | |_____^
Nov 06 18:10:35.528 INFO kablam!    |
Nov 06 18:10:35.528 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 18:10:35.528 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 18:10:35.528 INFO kablam! 
Nov 06 18:10:35.567 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 27.29s
Nov 06 18:10:35.567 INFO kablam! su: No module specific data is present
Nov 06 18:10:36.480 INFO running `"docker" "rm" "-f" "b63e15033aa4d9dd20f26f7da74b2191a2bba7733939f55064e1c1da8e46c008"`
Nov 06 18:10:36.733 INFO blam! b63e15033aa4d9dd20f26f7da74b2191a2bba7733939f55064e1c1da8e46c008