Oct 12 18:32:55.989 INFO checking lbcdec/lbcdec against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 18:32:55.989 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 18:32:56.137 INFO blam! 2349fbcb7aeadd18a6c04b6abc625ad374e0018e2c5bffa88463fc8e4f9d04b5
Oct 12 18:32:56.144 INFO running `"docker" "start" "-a" "2349fbcb7aeadd18a6c04b6abc625ad374e0018e2c5bffa88463fc8e4f9d04b5"`
Oct 12 18:32:56.817 INFO kablam! usermod: no changes
Oct 12 18:32:57.000 INFO kablam!     Checking obstack v0.1.3
Oct 12 18:32:57.001 INFO kablam!     Checking rand v0.5.4
Oct 12 18:32:57.001 INFO kablam!     Checking clap v2.32.0
Oct 12 18:32:57.002 INFO kablam!     Checking rayon-core v1.4.1
Oct 12 18:32:58.793 INFO kablam!     Checking rayon v1.0.2
Oct 12 18:33:00.240 INFO kablam!     Checking tempfile v3.0.3
Oct 12 18:33:03.387 INFO kablam!     Checking lbcdec v0.1.0 (/source)
Oct 12 18:33:05.185 INFO kablam! warning: unused import: `obstack`
Oct 12 18:33:05.185 INFO kablam!  --> src/ast/mod.rs:6:5
Oct 12 18:33:05.185 INFO kablam!   |
Oct 12 18:33:05.185 INFO kablam! 6 | use obstack;
Oct 12 18:33:05.185 INFO kablam!   |     ^^^^^^^
Oct 12 18:33:05.185 INFO kablam!   |
Oct 12 18:33:05.185 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 18:33:05.185 INFO kablam! 
Oct 12 18:33:05.190 INFO kablam! warning: unused import: `obstack`
Oct 12 18:33:05.190 INFO kablam!  --> src/ast/mod.rs:6:5
Oct 12 18:33:05.190 INFO kablam!   |
Oct 12 18:33:05.190 INFO kablam! 6 | use obstack;
Oct 12 18:33:05.191 INFO kablam!   |     ^^^^^^^
Oct 12 18:33:05.191 INFO kablam!   |
Oct 12 18:33:05.191 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 18:33:05.191 INFO kablam! 
Oct 12 18:33:06.661 INFO kablam! warning: private type `ast::Block<'ctx>` in public interface (error E0446)
Oct 12 18:33:06.664 INFO kablam!   --> src/ast/mod.rs:65:10
Oct 12 18:33:06.664 INFO kablam!    |
Oct 12 18:33:06.664 INFO kablam! 65 |     Do { block: Block<'ctx> }
Oct 12 18:33:06.665 INFO kablam!    |          ^^^^^^^^^^^^^^^^^^
Oct 12 18:33:06.665 INFO kablam!    |
Oct 12 18:33:06.665 INFO kablam!    = note: #[warn(private_in_public)] on by default
Oct 12 18:33:06.666 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 12 18:33:06.666 INFO kablam!    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Oct 12 18:33:06.666 INFO kablam! 
Oct 12 18:33:06.674 INFO kablam! warning: private type `ast::Block<'ctx>` in public interface (error E0446)
Oct 12 18:33:06.674 INFO kablam!   --> src/ast/mod.rs:65:10
Oct 12 18:33:06.675 INFO kablam!    |
Oct 12 18:33:06.675 INFO kablam! 65 |     Do { block: Block<'ctx> }
Oct 12 18:33:06.675 INFO kablam!    |          ^^^^^^^^^^^^^^^^^^
Oct 12 18:33:06.676 INFO kablam!    |
Oct 12 18:33:06.676 INFO kablam!    = note: #[warn(private_in_public)] on by default
Oct 12 18:33:06.676 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Oct 12 18:33:06.676 INFO kablam!    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Oct 12 18:33:06.677 INFO kablam! 
Oct 12 18:33:06.682 INFO kablam! warning: unreachable pattern
Oct 12 18:33:06.682 INFO kablam!     --> src/view_context/mod.rs:1408:29
Oct 12 18:33:06.682 INFO kablam!      |
Oct 12 18:33:06.682 INFO kablam! 1408 |                 ref instr @ _ => panic!("Unimplemented instruction: {:?}", instr),
Oct 12 18:33:06.683 INFO kablam!      |                             ^
Oct 12 18:33:06.683 INFO kablam!      |
Oct 12 18:33:06.683 INFO kablam!      = note: #[warn(unreachable_patterns)] on by default
Oct 12 18:33:06.684 INFO kablam! 
Oct 12 18:33:06.697 INFO kablam! warning: unreachable pattern
Oct 12 18:33:06.698 INFO kablam!     --> src/view_context/mod.rs:1408:29
Oct 12 18:33:06.698 INFO kablam!      |
Oct 12 18:33:06.698 INFO kablam! 1408 |                 ref instr @ _ => panic!("Unimplemented instruction: {:?}", instr),
Oct 12 18:33:06.698 INFO kablam!      |                             ^
Oct 12 18:33:06.699 INFO kablam!      |
Oct 12 18:33:06.699 INFO kablam!      = note: #[warn(unreachable_patterns)] on by default
Oct 12 18:33:06.699 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: struct is never constructed: `ASTContext`
Oct 12 18:33:07.264 INFO kablam!  --> src/ast/mod.rs:9:1
Oct 12 18:33:07.264 INFO kablam!   |
Oct 12 18:33:07.264 INFO kablam! 9 | struct ASTContext {
Oct 12 18:33:07.264 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam!   |
Oct 12 18:33:07.264 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: struct is never constructed: `Scope`
Oct 12 18:33:07.264 INFO kablam!   --> src/ast/mod.rs:16:1
Oct 12 18:33:07.264 INFO kablam!    |
Oct 12 18:33:07.264 INFO kablam! 16 | struct Scope<'parent, 'ctx: 'parent> {
Oct 12 18:33:07.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: struct is never constructed: `Block`
Oct 12 18:33:07.264 INFO kablam!   --> src/ast/mod.rs:23:1
Oct 12 18:33:07.264 INFO kablam!    |
Oct 12 18:33:07.264 INFO kablam! 23 | struct Block<'ctx> {
Oct 12 18:33:07.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: struct is never constructed: `Node`
Oct 12 18:33:07.264 INFO kablam!   --> src/ast/mod.rs:30:1
Oct 12 18:33:07.264 INFO kablam!    |
Oct 12 18:33:07.264 INFO kablam! 30 | struct Node<T: Sized> {
Oct 12 18:33:07.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: struct is never constructed: `StatementNode`
Oct 12 18:33:07.264 INFO kablam!   --> src/ast/mod.rs:37:1
Oct 12 18:33:07.264 INFO kablam!    |
Oct 12 18:33:07.264 INFO kablam! 37 | struct StatementNode<'ctx, T: Sized> {
Oct 12 18:33:07.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: struct is never constructed: `StatLocalDecl`
Oct 12 18:33:07.264 INFO kablam!   --> src/ast/mod.rs:49:1
Oct 12 18:33:07.264 INFO kablam!    |
Oct 12 18:33:07.264 INFO kablam! 49 | pub struct StatLocalDecl { // <'ctx> {
Oct 12 18:33:07.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: enum is never used: `Statement`
Oct 12 18:33:07.264 INFO kablam!   --> src/ast/mod.rs:63:1
Oct 12 18:33:07.264 INFO kablam!    |
Oct 12 18:33:07.264 INFO kablam! 63 | pub enum Statement<'ctx> {
Oct 12 18:33:07.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.264 INFO kablam! warning: associated const is never used: `VARARGS`
Oct 12 18:33:07.264 INFO kablam!   --> src/instruction_definitions.rs:90:5
Oct 12 18:33:07.264 INFO kablam!    |
Oct 12 18:33:07.264 INFO kablam! 90 |     pub const VARARGS: Count = Count(0);
Oct 12 18:33:07.264 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.264 INFO kablam! 
Oct 12 18:33:07.265 INFO kablam! warning: associated const is never used: `EMPTY`
Oct 12 18:33:07.265 INFO kablam!   --> src/instruction_definitions.rs:91:5
Oct 12 18:33:07.265 INFO kablam!    |
Oct 12 18:33:07.265 INFO kablam! 91 |     pub const EMPTY: Count = Count(1);
Oct 12 18:33:07.265 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.265 INFO kablam! 
Oct 12 18:33:07.265 INFO kablam! warning: field is never used: `a`
Oct 12 18:33:07.265 INFO kablam!   --> src/instruction_decoder.rs:75:5
Oct 12 18:33:07.265 INFO kablam!    |
Oct 12 18:33:07.265 INFO kablam! 75 |     a: u8,
Oct 12 18:33:07.265 INFO kablam!    |     ^^^^^
Oct 12 18:33:07.265 INFO kablam! 
Oct 12 18:33:07.265 INFO kablam! warning: field is never used: `a`
Oct 12 18:33:07.265 INFO kablam!   --> src/instruction_decoder.rs:89:5
Oct 12 18:33:07.265 INFO kablam!    |
Oct 12 18:33:07.265 INFO kablam! 89 |     a: u8,
Oct 12 18:33:07.265 INFO kablam!    |     ^^^^^
Oct 12 18:33:07.265 INFO kablam! 
Oct 12 18:33:07.265 INFO kablam! warning: struct is never constructed: `SetUpvalueViewData`
Oct 12 18:33:07.265 INFO kablam!   --> src/view/view_data.rs:55:1
Oct 12 18:33:07.265 INFO kablam!    |
Oct 12 18:33:07.265 INFO kablam! 55 | pub struct SetUpvalueViewData(pub AssignmentInfo);
Oct 12 18:33:07.265 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.265 INFO kablam! 
Oct 12 18:33:07.288 INFO kablam! warning: struct is never constructed: `ASTContext`
Oct 12 18:33:07.288 INFO kablam!  --> src/ast/mod.rs:9:1
Oct 12 18:33:07.288 INFO kablam!   |
Oct 12 18:33:07.288 INFO kablam! 9 | struct ASTContext {
Oct 12 18:33:07.288 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.288 INFO kablam!   |
Oct 12 18:33:07.288 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 18:33:07.288 INFO kablam! 
Oct 12 18:33:07.288 INFO kablam! warning: struct is never constructed: `Scope`
Oct 12 18:33:07.288 INFO kablam!   --> src/ast/mod.rs:16:1
Oct 12 18:33:07.288 INFO kablam!    |
Oct 12 18:33:07.288 INFO kablam! 16 | struct Scope<'parent, 'ctx: 'parent> {
Oct 12 18:33:07.288 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.288 INFO kablam! 
Oct 12 18:33:07.288 INFO kablam! warning: struct is never constructed: `Block`
Oct 12 18:33:07.288 INFO kablam!   --> src/ast/mod.rs:23:1
Oct 12 18:33:07.288 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 23 | struct Block<'ctx> {
Oct 12 18:33:07.289 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: struct is never constructed: `Node`
Oct 12 18:33:07.289 INFO kablam!   --> src/ast/mod.rs:30:1
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 30 | struct Node<T: Sized> {
Oct 12 18:33:07.289 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: struct is never constructed: `StatementNode`
Oct 12 18:33:07.289 INFO kablam!   --> src/ast/mod.rs:37:1
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 37 | struct StatementNode<'ctx, T: Sized> {
Oct 12 18:33:07.289 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: struct is never constructed: `StatLocalDecl`
Oct 12 18:33:07.289 INFO kablam!   --> src/ast/mod.rs:49:1
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 49 | pub struct StatLocalDecl { // <'ctx> {
Oct 12 18:33:07.289 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: enum is never used: `Statement`
Oct 12 18:33:07.289 INFO kablam!   --> src/ast/mod.rs:63:1
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 63 | pub enum Statement<'ctx> {
Oct 12 18:33:07.289 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: associated const is never used: `VARARGS`
Oct 12 18:33:07.289 INFO kablam!   --> src/instruction_definitions.rs:90:5
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 90 |     pub const VARARGS: Count = Count(0);
Oct 12 18:33:07.289 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: associated const is never used: `EMPTY`
Oct 12 18:33:07.289 INFO kablam!   --> src/instruction_definitions.rs:91:5
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 91 |     pub const EMPTY: Count = Count(1);
Oct 12 18:33:07.289 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: field is never used: `a`
Oct 12 18:33:07.289 INFO kablam!   --> src/instruction_decoder.rs:75:5
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 75 |     a: u8,
Oct 12 18:33:07.289 INFO kablam!    |     ^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: field is never used: `a`
Oct 12 18:33:07.289 INFO kablam!   --> src/instruction_decoder.rs:89:5
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 89 |     a: u8,
Oct 12 18:33:07.289 INFO kablam!    |     ^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.289 INFO kablam! warning: struct is never constructed: `SetUpvalueViewData`
Oct 12 18:33:07.289 INFO kablam!   --> src/view/view_data.rs:55:1
Oct 12 18:33:07.289 INFO kablam!    |
Oct 12 18:33:07.289 INFO kablam! 55 | pub struct SetUpvalueViewData(pub AssignmentInfo);
Oct 12 18:33:07.289 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 18:33:07.289 INFO kablam! 
Oct 12 18:33:07.387 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.52s
Oct 12 18:33:07.392 INFO kablam! su: No module specific data is present
Oct 12 18:33:07.645 INFO running `"docker" "rm" "-f" "2349fbcb7aeadd18a6c04b6abc625ad374e0018e2c5bffa88463fc8e4f9d04b5"`
Oct 12 18:33:07.789 INFO blam! 2349fbcb7aeadd18a6c04b6abc625ad374e0018e2c5bffa88463fc8e4f9d04b5