Nov 28 11:59:13.154 INFO checking NicholasLYang/saber against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 11:59:13.154 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 11:59:13.390 INFO [stdout] 49b366b2378e415abfdeae45556de22f1c6bc0dd378cdb6cae68ed3f1c8db0f5
Nov 28 11:59:13.395 INFO running `"docker" "start" "-a" "49b366b2378e415abfdeae45556de22f1c6bc0dd378cdb6cae68ed3f1c8db0f5"`
Nov 28 11:59:14.512 INFO [stderr] usermod: no changes
Nov 28 11:59:14.793 INFO [stderr]    Compiling byte-tools v0.3.0
Nov 28 11:59:14.794 INFO [stderr]    Compiling byteorder v1.2.7
Nov 28 11:59:14.794 INFO [stderr]    Compiling opaque-debug v0.2.1
Nov 28 11:59:14.794 INFO [stderr]    Compiling lalrpop-util v0.16.1
Nov 28 11:59:14.794 INFO [stderr]    Compiling log v0.4.6
Nov 28 11:59:14.794 INFO [stderr]    Compiling regex-syntax v0.6.2
Nov 28 11:59:14.821 INFO [stderr]    Compiling memchr v2.1.1
Nov 28 11:59:15.052 INFO [stderr]    Compiling generic-array v0.12.0
Nov 28 11:59:15.116 INFO [stderr]    Compiling string_cache_codegen v0.4.2
Nov 28 11:59:16.640 INFO [stderr]    Compiling syn v0.15.15
Nov 28 11:59:16.640 INFO [stderr]    Compiling block-padding v0.1.2
Nov 28 11:59:16.770 INFO [stderr]    Compiling ena v0.10.1
Nov 28 11:59:17.350 INFO [stderr]    Compiling digest v0.8.0
Nov 28 11:59:17.352 INFO [stderr]    Compiling block-buffer v0.7.0
Nov 28 11:59:19.100 INFO [stderr]    Compiling aho-corasick v0.6.9
Nov 28 11:59:19.562 INFO [stderr]    Compiling sha2 v0.8.0
Nov 28 11:59:28.829 INFO [stderr]    Compiling string_cache v0.7.3
Nov 28 11:59:39.860 INFO [stderr]    Compiling regex v1.0.5
Nov 28 11:59:47.626 INFO [stderr]    Compiling serde_derive v1.0.80
Nov 28 12:00:09.336 INFO [stderr]    Compiling docopt v1.0.2
Nov 28 12:00:13.970 INFO [stderr]    Compiling lalrpop v0.16.1
Nov 28 12:01:13.003 INFO [stderr]    Compiling saber v0.1.0 (/source)
Nov 28 12:01:23.468 INFO [stderr] warning: variant is never constructed: `Tuple`
Nov 28 12:01:23.469 INFO [stderr]   --> src/ast.rs:73:5
Nov 28 12:01:23.469 INFO [stderr]    |
Nov 28 12:01:23.469 INFO [stderr] 73 |     Tuple(Vec<Type>),
Nov 28 12:01:23.469 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 28 12:01:23.469 INFO [stderr]    |
Nov 28 12:01:23.469 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 12:01:23.469 INFO [stderr] 
Nov 28 12:01:23.469 INFO [stderr] warning: variant is never constructed: `Arrow`
Nov 28 12:01:23.469 INFO [stderr]   --> src/ast.rs:76:5
Nov 28 12:01:23.469 INFO [stderr]    |
Nov 28 12:01:23.469 INFO [stderr] 76 |     Arrow(Vec<Type>, Box<Type>),
Nov 28 12:01:23.469 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:01:23.469 INFO [stderr] 
Nov 28 12:01:23.469 INFO [stderr] warning: variant is never constructed: `Char`
Nov 28 12:01:23.469 INFO [stderr]   --> src/ast.rs:82:5
Nov 28 12:01:23.469 INFO [stderr]    |
Nov 28 12:01:23.469 INFO [stderr] 82 |     Char,
Nov 28 12:01:23.469 INFO [stderr]    |     ^^^^
Nov 28 12:01:23.469 INFO [stderr] 
Nov 28 12:01:23.577 INFO [stderr] warning: variant is never constructed: `Tuple`
Nov 28 12:01:23.577 INFO [stderr]   --> src/ast.rs:73:5
Nov 28 12:01:23.578 INFO [stderr]    |
Nov 28 12:01:23.578 INFO [stderr] 73 |     Tuple(Vec<Type>),
Nov 28 12:01:23.578 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 28 12:01:23.578 INFO [stderr]    |
Nov 28 12:01:23.578 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 12:01:23.579 INFO [stderr] 
Nov 28 12:01:23.579 INFO [stderr] warning: variant is never constructed: `Arrow`
Nov 28 12:01:23.579 INFO [stderr]   --> src/ast.rs:76:5
Nov 28 12:01:23.579 INFO [stderr]    |
Nov 28 12:01:23.580 INFO [stderr] 76 |     Arrow(Vec<Type>, Box<Type>),
Nov 28 12:01:23.580 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:01:23.584 INFO [stderr] 
Nov 28 12:01:23.584 INFO [stderr] warning: variant is never constructed: `Char`
Nov 28 12:01:23.584 INFO [stderr]   --> src/ast.rs:82:5
Nov 28 12:01:23.584 INFO [stderr]    |
Nov 28 12:01:23.584 INFO [stderr] 82 |     Char,
Nov 28 12:01:23.584 INFO [stderr]    |     ^^^^
Nov 28 12:01:23.584 INFO [stderr] 
Nov 28 12:01:23.665 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
Nov 28 12:01:23.685 INFO [stderr] su: No module specific data is present
Nov 28 12:01:25.352 INFO running `"docker" "inspect" "49b366b2378e415abfdeae45556de22f1c6bc0dd378cdb6cae68ed3f1c8db0f5"`
Nov 28 12:01:25.694 INFO running `"docker" "rm" "-f" "49b366b2378e415abfdeae45556de22f1c6bc0dd378cdb6cae68ed3f1c8db0f5"`
Nov 28 12:01:26.076 INFO [stdout] 49b366b2378e415abfdeae45556de22f1c6bc0dd378cdb6cae68ed3f1c8db0f5