Dec 18 06:49:56.577 INFO checking LLBlumire/mimir against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:49:56.577 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/LLBlumire/mimir:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:49:57.002 INFO [stdout] 4dc382a43f06fc745121a9bf616d090f821358c7d9b567db7f34693b10506635
Dec 18 06:49:57.008 INFO running `"docker" "start" "-a" "4dc382a43f06fc745121a9bf616d090f821358c7d9b567db7f34693b10506635"`
Dec 18 06:49:58.579 INFO [stderr]     Checking mimir v0.1.0 (/opt/crater/workdir)
Dec 18 06:49:59.260 INFO [stderr] warning: unused import: `std::io::Read`
Dec 18 06:49:59.261 INFO [stderr]   --> src/main.rs:10:5
Dec 18 06:49:59.261 INFO [stderr]    |
Dec 18 06:49:59.261 INFO [stderr] 10 | use std::io::Read;
Dec 18 06:49:59.262 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 18 06:49:59.263 INFO [stderr]    |
Dec 18 06:49:59.263 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 06:49:59.263 INFO [stderr] 
Dec 18 06:49:59.263 INFO [stderr] warning: unused import: `std::fmt`
Dec 18 06:49:59.264 INFO [stderr]  --> src/object.rs:3:5
Dec 18 06:49:59.264 INFO [stderr]   |
Dec 18 06:49:59.264 INFO [stderr] 3 | use std::fmt;
Dec 18 06:49:59.264 INFO [stderr]   |     ^^^^^^^^
Dec 18 06:49:59.265 INFO [stderr] 
Dec 18 06:49:59.388 INFO [stderr] warning: unused import: `std::io::Read`
Dec 18 06:49:59.388 INFO [stderr]   --> src/main.rs:10:5
Dec 18 06:49:59.388 INFO [stderr]    |
Dec 18 06:49:59.388 INFO [stderr] 10 | use std::io::Read;
Dec 18 06:49:59.388 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 18 06:49:59.388 INFO [stderr]    |
Dec 18 06:49:59.388 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 06:49:59.388 INFO [stderr] 
Dec 18 06:49:59.404 INFO [stderr] warning: unused import: `std::fmt`
Dec 18 06:49:59.404 INFO [stderr]  --> src/object.rs:3:5
Dec 18 06:49:59.404 INFO [stderr]   |
Dec 18 06:49:59.404 INFO [stderr] 3 | use std::fmt;
Dec 18 06:49:59.404 INFO [stderr]   |     ^^^^^^^^
Dec 18 06:49:59.404 INFO [stderr] 
Dec 18 06:49:59.476 INFO [stderr] warning: unused variable: `matches`
Dec 18 06:49:59.476 INFO [stderr]   --> src/main.rs:34:17
Dec 18 06:49:59.476 INFO [stderr]    |
Dec 18 06:49:59.476 INFO [stderr] 34 |     if let Some(matches) = matches.subcommand_matches("live") {
Dec 18 06:49:59.476 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 18 06:49:59.476 INFO [stderr]    |
Dec 18 06:49:59.476 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 06:49:59.476 INFO [stderr] 
Dec 18 06:49:59.476 INFO [stderr] warning: unused variable: `matches`
Dec 18 06:49:59.476 INFO [stderr]   --> src/main.rs:50:17
Dec 18 06:49:59.476 INFO [stderr]    |
Dec 18 06:49:59.476 INFO [stderr] 50 |     if let Some(matches) = matches.subcommand_matches("build") {
Dec 18 06:49:59.476 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 18 06:49:59.476 INFO [stderr] 
Dec 18 06:49:59.476 INFO [stderr] warning: value assigned to `re_add` is never read
Dec 18 06:49:59.476 INFO [stderr]   --> src/mimir.rs:79:17
Dec 18 06:49:59.476 INFO [stderr]    |
Dec 18 06:49:59.476 INFO [stderr] 79 |         let mut re_add = false;
Dec 18 06:49:59.476 INFO [stderr]    |                 ^^^^^^
Dec 18 06:49:59.477 INFO [stderr]    |
Dec 18 06:49:59.477 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 06:49:59.477 INFO [stderr] 
Dec 18 06:49:59.512 INFO [stderr] warning: variant is never constructed: `Type`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:13:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 13 |     Type(Type),
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `Void`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:14:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 14 |     Void(Type),
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `List`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:15:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 15 |     List(Vec<Object>),
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `LocalFunction`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:16:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 16 |     LocalFunction(StackFrame),
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: method is never used: `to_type`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:20:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 20 |     fn to_type(&self) -> Type {
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `Text`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:37:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 37 |     Text,
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `Float`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:38:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 38 |     Float,
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `Number`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:39:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 39 |     Number,
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `Type`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:40:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 40 |     Type,
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `List`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:41:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 41 |     List,
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `Function`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:42:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 42 |     Function,
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: variant is never constructed: `Symbol`
Dec 18 06:49:59.513 INFO [stderr]   --> src/object.rs:43:5
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 43 |     Symbol,
Dec 18 06:49:59.513 INFO [stderr]    |     ^^^^^^
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:49:59.513 INFO [stderr]   --> src/main.rs:38:13
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 38 |             stdout.write(b">> ");
Dec 18 06:49:59.513 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 06:49:59.513 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:49:59.513 INFO [stderr] 
Dec 18 06:49:59.513 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:49:59.513 INFO [stderr]   --> src/main.rs:39:13
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr] 39 |             stdout.flush();
Dec 18 06:49:59.513 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 18 06:49:59.513 INFO [stderr]    |
Dec 18 06:49:59.513 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:49:59.514 INFO [stderr] 
Dec 18 06:49:59.628 INFO [stderr] warning: unused variable: `matches`
Dec 18 06:49:59.628 INFO [stderr]   --> src/main.rs:34:17
Dec 18 06:49:59.628 INFO [stderr]    |
Dec 18 06:49:59.628 INFO [stderr] 34 |     if let Some(matches) = matches.subcommand_matches("live") {
Dec 18 06:49:59.628 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 18 06:49:59.628 INFO [stderr]    |
Dec 18 06:49:59.628 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 06:49:59.628 INFO [stderr] 
Dec 18 06:49:59.628 INFO [stderr] warning: unused variable: `matches`
Dec 18 06:49:59.628 INFO [stderr]   --> src/main.rs:50:17
Dec 18 06:49:59.628 INFO [stderr]    |
Dec 18 06:49:59.628 INFO [stderr] 50 |     if let Some(matches) = matches.subcommand_matches("build") {
Dec 18 06:49:59.628 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 18 06:49:59.628 INFO [stderr] 
Dec 18 06:49:59.628 INFO [stderr] warning: value assigned to `re_add` is never read
Dec 18 06:49:59.628 INFO [stderr]   --> src/mimir.rs:79:17
Dec 18 06:49:59.628 INFO [stderr]    |
Dec 18 06:49:59.628 INFO [stderr] 79 |         let mut re_add = false;
Dec 18 06:49:59.628 INFO [stderr]    |                 ^^^^^^
Dec 18 06:49:59.628 INFO [stderr]    |
Dec 18 06:49:59.628 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 06:49:59.628 INFO [stderr] 
Dec 18 06:49:59.667 INFO [stderr] warning: variant is never constructed: `Type`
Dec 18 06:49:59.667 INFO [stderr]   --> src/object.rs:13:5
Dec 18 06:49:59.667 INFO [stderr]    |
Dec 18 06:49:59.667 INFO [stderr] 13 |     Type(Type),
Dec 18 06:49:59.667 INFO [stderr]    |     ^^^^^^^^^^
Dec 18 06:49:59.667 INFO [stderr]    |
Dec 18 06:49:59.667 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:49:59.667 INFO [stderr] 
Dec 18 06:49:59.667 INFO [stderr] warning: variant is never constructed: `Void`
Dec 18 06:49:59.667 INFO [stderr]   --> src/object.rs:14:5
Dec 18 06:49:59.667 INFO [stderr]    |
Dec 18 06:49:59.667 INFO [stderr] 14 |     Void(Type),
Dec 18 06:49:59.668 INFO [stderr]    |     ^^^^^^^^^^
Dec 18 06:49:59.668 INFO [stderr] 
Dec 18 06:49:59.668 INFO [stderr] warning: variant is never constructed: `List`
Dec 18 06:49:59.668 INFO [stderr]   --> src/object.rs:15:5
Dec 18 06:49:59.668 INFO [stderr]    |
Dec 18 06:49:59.668 INFO [stderr] 15 |     List(Vec<Object>),
Dec 18 06:49:59.668 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.668 INFO [stderr] 
Dec 18 06:49:59.668 INFO [stderr] warning: variant is never constructed: `LocalFunction`
Dec 18 06:49:59.668 INFO [stderr]   --> src/object.rs:16:5
Dec 18 06:49:59.668 INFO [stderr]    |
Dec 18 06:49:59.668 INFO [stderr] 16 |     LocalFunction(StackFrame),
Dec 18 06:49:59.668 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.668 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: method is never used: `to_type`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:20:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 20 |     fn to_type(&self) -> Type {
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: variant is never constructed: `Text`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:37:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 37 |     Text,
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: variant is never constructed: `Float`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:38:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 38 |     Float,
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: variant is never constructed: `Number`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:39:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 39 |     Number,
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: variant is never constructed: `Type`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:40:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 40 |     Type,
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: variant is never constructed: `List`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:41:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 41 |     List,
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: variant is never constructed: `Function`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:42:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 42 |     Function,
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.672 INFO [stderr] warning: variant is never constructed: `Symbol`
Dec 18 06:49:59.672 INFO [stderr]   --> src/object.rs:43:5
Dec 18 06:49:59.672 INFO [stderr]    |
Dec 18 06:49:59.672 INFO [stderr] 43 |     Symbol,
Dec 18 06:49:59.672 INFO [stderr]    |     ^^^^^^
Dec 18 06:49:59.672 INFO [stderr] 
Dec 18 06:49:59.676 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:49:59.676 INFO [stderr]   --> src/main.rs:38:13
Dec 18 06:49:59.676 INFO [stderr]    |
Dec 18 06:49:59.676 INFO [stderr] 38 |             stdout.write(b">> ");
Dec 18 06:49:59.676 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:49:59.676 INFO [stderr]    |
Dec 18 06:49:59.676 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 06:49:59.676 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:49:59.676 INFO [stderr] 
Dec 18 06:49:59.676 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:49:59.676 INFO [stderr]   --> src/main.rs:39:13
Dec 18 06:49:59.676 INFO [stderr]    |
Dec 18 06:49:59.676 INFO [stderr] 39 |             stdout.flush();
Dec 18 06:49:59.676 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 18 06:49:59.676 INFO [stderr]    |
Dec 18 06:49:59.676 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:49:59.676 INFO [stderr] 
Dec 18 06:49:59.715 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Dec 18 06:50:00.468 INFO running `"docker" "inspect" "4dc382a43f06fc745121a9bf616d090f821358c7d9b567db7f34693b10506635"`
Dec 18 06:50:00.896 INFO running `"docker" "rm" "-f" "4dc382a43f06fc745121a9bf616d090f821358c7d9b567db7f34693b10506635"`
Dec 18 06:50:01.144 INFO [stdout] 4dc382a43f06fc745121a9bf616d090f821358c7d9b567db7f34693b10506635