Dec 12 01:52:27.568 INFO checking LLBlumire/mimir against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 01:52:27.568 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 01:52:28.050 INFO [stdout] d9d59fcd72f37c1405df4e617c74662f688c272f2a383a48bfd4dcc60589273a
Dec 12 01:52:28.052 INFO running `"docker" "start" "-a" "d9d59fcd72f37c1405df4e617c74662f688c272f2a383a48bfd4dcc60589273a"`
Dec 12 01:52:29.376 INFO [stderr] usermod: no changes
Dec 12 01:52:29.481 INFO [stderr]     Checking mimir v0.1.0 (/source)
Dec 12 01:52:31.248 INFO [stderr] warning: unused import: `std::io::Read`
Dec 12 01:52:31.248 INFO [stderr]   --> src/main.rs:10:5
Dec 12 01:52:31.248 INFO [stderr]    |
Dec 12 01:52:31.248 INFO [stderr] 10 | use std::io::Read;
Dec 12 01:52:31.248 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 12 01:52:31.248 INFO [stderr]    |
Dec 12 01:52:31.248 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 01:52:31.248 INFO [stderr] 
Dec 12 01:52:31.248 INFO [stderr] warning: unused import: `std::fmt`
Dec 12 01:52:31.248 INFO [stderr]  --> src/object.rs:3:5
Dec 12 01:52:31.248 INFO [stderr]   |
Dec 12 01:52:31.248 INFO [stderr] 3 | use std::fmt;
Dec 12 01:52:31.248 INFO [stderr]   |     ^^^^^^^^
Dec 12 01:52:31.248 INFO [stderr] 
Dec 12 01:52:31.520 INFO [stderr] warning: unused variable: `matches`
Dec 12 01:52:31.520 INFO [stderr]   --> src/main.rs:34:17
Dec 12 01:52:31.520 INFO [stderr]    |
Dec 12 01:52:31.520 INFO [stderr] 34 |     if let Some(matches) = matches.subcommand_matches("live") {
Dec 12 01:52:31.520 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 12 01:52:31.520 INFO [stderr]    |
Dec 12 01:52:31.520 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 01:52:31.520 INFO [stderr] 
Dec 12 01:52:31.520 INFO [stderr] warning: unused variable: `matches`
Dec 12 01:52:31.520 INFO [stderr]   --> src/main.rs:50:17
Dec 12 01:52:31.520 INFO [stderr]    |
Dec 12 01:52:31.520 INFO [stderr] 50 |     if let Some(matches) = matches.subcommand_matches("build") {
Dec 12 01:52:31.520 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 12 01:52:31.520 INFO [stderr] 
Dec 12 01:52:31.520 INFO [stderr] warning: value assigned to `re_add` is never read
Dec 12 01:52:31.520 INFO [stderr]   --> src/mimir.rs:79:17
Dec 12 01:52:31.520 INFO [stderr]    |
Dec 12 01:52:31.520 INFO [stderr] 79 |         let mut re_add = false;
Dec 12 01:52:31.520 INFO [stderr]    |                 ^^^^^^
Dec 12 01:52:31.520 INFO [stderr]    |
Dec 12 01:52:31.520 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 01:52:31.521 INFO [stderr] 
Dec 12 01:52:31.560 INFO [stderr] warning: variant is never constructed: `Type`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:13:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 13 |     Type(Type),
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^^^^^
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `Void`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:14:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 14 |     Void(Type),
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `List`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:15:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 15 |     List(Vec<Object>),
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `LocalFunction`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:16:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 16 |     LocalFunction(StackFrame),
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: method is never used: `to_type`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:20:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 20 |     fn to_type(&self) -> Type {
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `Text`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:37:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 37 |     Text,
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `Float`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:38:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 38 |     Float,
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `Number`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:39:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 39 |     Number,
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `Type`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:40:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 40 |     Type,
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `List`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:41:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 41 |     List,
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `Function`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:42:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 42 |     Function,
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: variant is never constructed: `Symbol`
Dec 12 01:52:31.561 INFO [stderr]   --> src/object.rs:43:5
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 43 |     Symbol,
Dec 12 01:52:31.561 INFO [stderr]    |     ^^^^^^
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 01:52:31.561 INFO [stderr]   --> src/main.rs:38:13
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr] 38 |             stdout.write(b">> ");
Dec 12 01:52:31.561 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.561 INFO [stderr]    |
Dec 12 01:52:31.561 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 01:52:31.561 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 01:52:31.561 INFO [stderr] 
Dec 12 01:52:31.561 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 01:52:31.561 INFO [stderr]   --> src/main.rs:39:13
Dec 12 01:52:31.562 INFO [stderr]    |
Dec 12 01:52:31.562 INFO [stderr] 39 |             stdout.flush();
Dec 12 01:52:31.562 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 12 01:52:31.562 INFO [stderr]    |
Dec 12 01:52:31.562 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 01:52:31.562 INFO [stderr] 
Dec 12 01:52:31.652 INFO [stderr] warning: unused import: `std::io::Read`
Dec 12 01:52:31.652 INFO [stderr]   --> src/main.rs:10:5
Dec 12 01:52:31.652 INFO [stderr]    |
Dec 12 01:52:31.652 INFO [stderr] 10 | use std::io::Read;
Dec 12 01:52:31.652 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 12 01:52:31.652 INFO [stderr]    |
Dec 12 01:52:31.652 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 01:52:31.652 INFO [stderr] 
Dec 12 01:52:31.652 INFO [stderr] warning: unused import: `std::fmt`
Dec 12 01:52:31.652 INFO [stderr]  --> src/object.rs:3:5
Dec 12 01:52:31.652 INFO [stderr]   |
Dec 12 01:52:31.652 INFO [stderr] 3 | use std::fmt;
Dec 12 01:52:31.652 INFO [stderr]   |     ^^^^^^^^
Dec 12 01:52:31.652 INFO [stderr] 
Dec 12 01:52:31.772 INFO [stderr] warning: unused variable: `matches`
Dec 12 01:52:31.772 INFO [stderr]   --> src/main.rs:34:17
Dec 12 01:52:31.772 INFO [stderr]    |
Dec 12 01:52:31.772 INFO [stderr] 34 |     if let Some(matches) = matches.subcommand_matches("live") {
Dec 12 01:52:31.772 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 12 01:52:31.772 INFO [stderr]    |
Dec 12 01:52:31.772 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 01:52:31.772 INFO [stderr] 
Dec 12 01:52:31.772 INFO [stderr] warning: unused variable: `matches`
Dec 12 01:52:31.772 INFO [stderr]   --> src/main.rs:50:17
Dec 12 01:52:31.772 INFO [stderr]    |
Dec 12 01:52:31.772 INFO [stderr] 50 |     if let Some(matches) = matches.subcommand_matches("build") {
Dec 12 01:52:31.772 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 12 01:52:31.772 INFO [stderr] 
Dec 12 01:52:31.772 INFO [stderr] warning: value assigned to `re_add` is never read
Dec 12 01:52:31.772 INFO [stderr]   --> src/mimir.rs:79:17
Dec 12 01:52:31.772 INFO [stderr]    |
Dec 12 01:52:31.772 INFO [stderr] 79 |         let mut re_add = false;
Dec 12 01:52:31.772 INFO [stderr]    |                 ^^^^^^
Dec 12 01:52:31.772 INFO [stderr]    |
Dec 12 01:52:31.772 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 01:52:31.772 INFO [stderr] 
Dec 12 01:52:31.804 INFO [stderr] warning: variant is never constructed: `Type`
Dec 12 01:52:31.804 INFO [stderr]   --> src/object.rs:13:5
Dec 12 01:52:31.804 INFO [stderr]    |
Dec 12 01:52:31.804 INFO [stderr] 13 |     Type(Type),
Dec 12 01:52:31.804 INFO [stderr]    |     ^^^^^^^^^^
Dec 12 01:52:31.804 INFO [stderr]    |
Dec 12 01:52:31.804 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 01:52:31.804 INFO [stderr] 
Dec 12 01:52:31.804 INFO [stderr] warning: variant is never constructed: `Void`
Dec 12 01:52:31.804 INFO [stderr]   --> src/object.rs:14:5
Dec 12 01:52:31.804 INFO [stderr]    |
Dec 12 01:52:31.804 INFO [stderr] 14 |     Void(Type),
Dec 12 01:52:31.804 INFO [stderr]    |     ^^^^^^^^^^
Dec 12 01:52:31.804 INFO [stderr] 
Dec 12 01:52:31.804 INFO [stderr] warning: variant is never constructed: `List`
Dec 12 01:52:31.804 INFO [stderr]   --> src/object.rs:15:5
Dec 12 01:52:31.804 INFO [stderr]    |
Dec 12 01:52:31.804 INFO [stderr] 15 |     List(Vec<Object>),
Dec 12 01:52:31.804 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.804 INFO [stderr] 
Dec 12 01:52:31.804 INFO [stderr] warning: variant is never constructed: `LocalFunction`
Dec 12 01:52:31.804 INFO [stderr]   --> src/object.rs:16:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 16 |     LocalFunction(StackFrame),
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: method is never used: `to_type`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:20:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 20 |     fn to_type(&self) -> Type {
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: variant is never constructed: `Text`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:37:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 37 |     Text,
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: variant is never constructed: `Float`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:38:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 38 |     Float,
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: variant is never constructed: `Number`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:39:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 39 |     Number,
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: variant is never constructed: `Type`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:40:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 40 |     Type,
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: variant is never constructed: `List`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:41:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 41 |     List,
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: variant is never constructed: `Function`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:42:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 42 |     Function,
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.805 INFO [stderr] warning: variant is never constructed: `Symbol`
Dec 12 01:52:31.805 INFO [stderr]   --> src/object.rs:43:5
Dec 12 01:52:31.805 INFO [stderr]    |
Dec 12 01:52:31.805 INFO [stderr] 43 |     Symbol,
Dec 12 01:52:31.805 INFO [stderr]    |     ^^^^^^
Dec 12 01:52:31.805 INFO [stderr] 
Dec 12 01:52:31.808 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 01:52:31.808 INFO [stderr]   --> src/main.rs:38:13
Dec 12 01:52:31.808 INFO [stderr]    |
Dec 12 01:52:31.808 INFO [stderr] 38 |             stdout.write(b">> ");
Dec 12 01:52:31.808 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 12 01:52:31.808 INFO [stderr]    |
Dec 12 01:52:31.808 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 01:52:31.808 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 01:52:31.808 INFO [stderr] 
Dec 12 01:52:31.808 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 01:52:31.808 INFO [stderr]   --> src/main.rs:39:13
Dec 12 01:52:31.808 INFO [stderr]    |
Dec 12 01:52:31.808 INFO [stderr] 39 |             stdout.flush();
Dec 12 01:52:31.808 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 12 01:52:31.808 INFO [stderr]    |
Dec 12 01:52:31.808 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 01:52:31.808 INFO [stderr] 
Dec 12 01:52:31.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
Dec 12 01:52:31.852 INFO [stderr] su: No module specific data is present
Dec 12 01:52:33.051 INFO running `"docker" "inspect" "d9d59fcd72f37c1405df4e617c74662f688c272f2a383a48bfd4dcc60589273a"`
Dec 12 01:52:33.408 INFO running `"docker" "rm" "-f" "d9d59fcd72f37c1405df4e617c74662f688c272f2a383a48bfd4dcc60589273a"`
Dec 12 01:52:33.796 INFO [stdout] d9d59fcd72f37c1405df4e617c74662f688c272f2a383a48bfd4dcc60589273a