Nov 02 08:56:51.822 INFO checking panicbit/ross against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 08:56:51.824 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-0/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 08:56:52.308 INFO blam! c8e8eb3c9e18dfcbda67da12a7530b55d9591369168824d7203ad94b2d4f0961
Nov 02 08:56:52.309 INFO running `"docker" "start" "-a" "c8e8eb3c9e18dfcbda67da12a7530b55d9591369168824d7203ad94b2d4f0961"`
Nov 02 08:56:53.800 INFO kablam! usermod: no changes
Nov 02 08:56:53.923 INFO kablam!    Compiling pest v1.0.1
Nov 02 08:56:53.924 INFO kablam!     Checking itertools v0.7.6
Nov 02 08:56:53.946 INFO kablam!     Checking backtrace-sys v0.1.16
Nov 02 08:56:54.348 INFO kablam!     Checking backtrace v0.3.5
Nov 02 08:56:55.400 INFO kablam!     Checking failure v0.1.1
Nov 02 08:56:56.020 INFO kablam!    Compiling pest_derive v1.0.1
Nov 02 08:57:03.469 INFO kablam!     Checking ross v0.1.0 (/source)
Nov 02 08:57:04.081 INFO kablam! warning: unused `#[macro_use]` import
Nov 02 08:57:04.081 INFO kablam!  --> src/lib.rs:2:1
Nov 02 08:57:04.081 INFO kablam!   |
Nov 02 08:57:04.081 INFO kablam! 2 | #[macro_use] extern crate pest;
Nov 02 08:57:04.082 INFO kablam!   | ^^^^^^^^^^^^
Nov 02 08:57:04.082 INFO kablam!   |
Nov 02 08:57:04.082 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 08:57:04.082 INFO kablam! 
Nov 02 08:57:04.125 INFO kablam! warning: unused import: `ast::*`
Nov 02 08:57:04.125 INFO kablam!  --> src/tests.rs:1:5
Nov 02 08:57:04.125 INFO kablam!   |
Nov 02 08:57:04.126 INFO kablam! 1 | use ast::*;
Nov 02 08:57:04.126 INFO kablam!   |     ^^^^^^
Nov 02 08:57:04.126 INFO kablam!   |
Nov 02 08:57:04.127 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 08:57:04.127 INFO kablam! 
Nov 02 08:57:04.392 INFO kablam! warning: unreachable expression
Nov 02 08:57:04.392 INFO kablam!   --> src/parser.rs:32:5
Nov 02 08:57:04.392 INFO kablam!    |
Nov 02 08:57:04.392 INFO kablam! 32 |     Ok(module)
Nov 02 08:57:04.392 INFO kablam!    |     ^^^^^^^^^^
Nov 02 08:57:04.392 INFO kablam!    |
Nov 02 08:57:04.392 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Nov 02 08:57:04.392 INFO kablam! 
Nov 02 08:57:04.420 INFO kablam! warning: unreachable expression
Nov 02 08:57:04.420 INFO kablam!   --> src/parser.rs:32:5
Nov 02 08:57:04.420 INFO kablam!    |
Nov 02 08:57:04.420 INFO kablam! 32 |     Ok(module)
Nov 02 08:57:04.420 INFO kablam!    |     ^^^^^^^^^^
Nov 02 08:57:04.420 INFO kablam!    |
Nov 02 08:57:04.420 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Nov 02 08:57:04.420 INFO kablam! 
Nov 02 08:57:04.972 INFO kablam! warning: struct is never constructed: `Scope`
Nov 02 08:57:04.972 INFO kablam!  --> src/trans.rs:2:1
Nov 02 08:57:04.972 INFO kablam!   |
Nov 02 08:57:04.972 INFO kablam! 2 | struct Scope {
Nov 02 08:57:04.972 INFO kablam!   | ^^^^^^^^^^^^
Nov 02 08:57:04.972 INFO kablam!   |
Nov 02 08:57:04.972 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 08:57:04.972 INFO kablam! 
Nov 02 08:57:04.972 INFO kablam! warning: method is never used: `new`
Nov 02 08:57:04.972 INFO kablam!   --> src/trans.rs:13:5
Nov 02 08:57:04.972 INFO kablam!    |
Nov 02 08:57:04.972 INFO kablam! 13 |     fn new(available: usize) -> Self {
Nov 02 08:57:04.972 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.972 INFO kablam! 
Nov 02 08:57:04.972 INFO kablam! warning: method is never used: `alloc`
Nov 02 08:57:04.972 INFO kablam!   --> src/trans.rs:17:5
Nov 02 08:57:04.972 INFO kablam!    |
Nov 02 08:57:04.972 INFO kablam! 17 |     fn alloc(&mut self) -> Option<usize> {
Nov 02 08:57:04.972 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.972 INFO kablam! 
Nov 02 08:57:04.972 INFO kablam! warning: function is never used: `module`
Nov 02 08:57:04.972 INFO kablam!  --> src/validate.rs:4:1
Nov 02 08:57:04.972 INFO kablam!   |
Nov 02 08:57:04.972 INFO kablam! 4 | pub fn module(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:04.972 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.972 INFO kablam! 
Nov 02 08:57:04.972 INFO kablam! warning: function is never used: `static_blocks_are_unique`
Nov 02 08:57:04.972 INFO kablam!   --> src/validate.rs:12:1
Nov 02 08:57:04.972 INFO kablam!    |
Nov 02 08:57:04.972 INFO kablam! 12 | pub(crate) fn static_blocks_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:04.972 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.972 INFO kablam! 
Nov 02 08:57:04.972 INFO kablam! warning: function is never used: `item_names_are_unique`
Nov 02 08:57:04.972 INFO kablam!   --> src/validate.rs:27:1
Nov 02 08:57:04.972 INFO kablam!    |
Nov 02 08:57:04.973 INFO kablam! 27 | pub(crate) fn item_names_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:04.973 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.973 INFO kablam! 
Nov 02 08:57:04.973 INFO kablam! warning: function is never used: `functions_dont_recur`
Nov 02 08:57:04.973 INFO kablam!   --> src/validate.rs:42:1
Nov 02 08:57:04.973 INFO kablam!    |
Nov 02 08:57:04.973 INFO kablam! 42 | pub(crate) fn functions_dont_recur(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:04.973 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.973 INFO kablam! 
Nov 02 08:57:04.973 INFO kablam! warning: enum is never used: `ConstExpr`
Nov 02 08:57:04.973 INFO kablam!  --> src/picasso.rs:2:1
Nov 02 08:57:04.973 INFO kablam!   |
Nov 02 08:57:04.973 INFO kablam! 2 | pub enum ConstExpr {
Nov 02 08:57:04.973 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.973 INFO kablam! 
Nov 02 08:57:04.973 INFO kablam! warning: enum is never used: `Register`
Nov 02 08:57:04.973 INFO kablam!  --> src/picasso.rs:7:1
Nov 02 08:57:04.973 INFO kablam!   |
Nov 02 08:57:04.973 INFO kablam! 7 | pub enum Register {
Nov 02 08:57:04.973 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Nov 02 08:57:04.973 INFO kablam! 
Nov 02 08:57:04.973 INFO kablam! warning: struct is never constructed: `Ref`
Nov 02 08:57:04.973 INFO kablam!   --> src/picasso.rs:13:1
Nov 02 08:57:04.973 INFO kablam!    |
Nov 02 08:57:04.973 INFO kablam! 13 | struct Ref {
Nov 02 08:57:04.973 INFO kablam!    | ^^^^^^^^^^
Nov 02 08:57:04.973 INFO kablam! 
Nov 02 08:57:04.973 INFO kablam! warning: struct is never constructed: `Builder`
Nov 02 08:57:04.973 INFO kablam!   --> src/picasso.rs:17:1
Nov 02 08:57:04.973 INFO kablam!    |
Nov 02 08:57:04.973 INFO kablam! 17 | struct Builder {
Nov 02 08:57:04.973 INFO kablam!    | ^^^^^^^^^^^^^^
Nov 02 08:57:04.973 INFO kablam! 
Nov 02 08:57:04.973 INFO kablam! warning: function is never used: `main`
Nov 02 08:57:04.973 INFO kablam!   --> src/lib.rs:17:1
Nov 02 08:57:04.973 INFO kablam!    |
Nov 02 08:57:04.973 INFO kablam! 17 | fn main() {
Nov 02 08:57:04.973 INFO kablam!    | ^^^^^^^^^
Nov 02 08:57:04.973 INFO kablam! 
Nov 02 08:57:05.092 INFO kablam! warning: struct is never constructed: `Scope`
Nov 02 08:57:05.092 INFO kablam!  --> src/trans.rs:2:1
Nov 02 08:57:05.092 INFO kablam!   |
Nov 02 08:57:05.092 INFO kablam! 2 | struct Scope {
Nov 02 08:57:05.093 INFO kablam!   | ^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam!   |
Nov 02 08:57:05.093 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: method is never used: `new`
Nov 02 08:57:05.093 INFO kablam!   --> src/trans.rs:13:5
Nov 02 08:57:05.093 INFO kablam!    |
Nov 02 08:57:05.093 INFO kablam! 13 |     fn new(available: usize) -> Self {
Nov 02 08:57:05.093 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: method is never used: `alloc`
Nov 02 08:57:05.093 INFO kablam!   --> src/trans.rs:17:5
Nov 02 08:57:05.093 INFO kablam!    |
Nov 02 08:57:05.093 INFO kablam! 17 |     fn alloc(&mut self) -> Option<usize> {
Nov 02 08:57:05.093 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: function is never used: `module`
Nov 02 08:57:05.093 INFO kablam!  --> src/validate.rs:4:1
Nov 02 08:57:05.093 INFO kablam!   |
Nov 02 08:57:05.093 INFO kablam! 4 | pub fn module(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:05.093 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: function is never used: `static_blocks_are_unique`
Nov 02 08:57:05.093 INFO kablam!   --> src/validate.rs:12:1
Nov 02 08:57:05.093 INFO kablam!    |
Nov 02 08:57:05.093 INFO kablam! 12 | pub(crate) fn static_blocks_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:05.093 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: function is never used: `item_names_are_unique`
Nov 02 08:57:05.093 INFO kablam!   --> src/validate.rs:27:1
Nov 02 08:57:05.093 INFO kablam!    |
Nov 02 08:57:05.093 INFO kablam! 27 | pub(crate) fn item_names_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:05.093 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: function is never used: `functions_dont_recur`
Nov 02 08:57:05.093 INFO kablam!   --> src/validate.rs:42:1
Nov 02 08:57:05.093 INFO kablam!    |
Nov 02 08:57:05.093 INFO kablam! 42 | pub(crate) fn functions_dont_recur(items: &[Item]) -> Result<(), Error> {
Nov 02 08:57:05.093 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: enum is never used: `ConstExpr`
Nov 02 08:57:05.093 INFO kablam!  --> src/picasso.rs:2:1
Nov 02 08:57:05.093 INFO kablam!   |
Nov 02 08:57:05.093 INFO kablam! 2 | pub enum ConstExpr {
Nov 02 08:57:05.093 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: enum is never used: `Register`
Nov 02 08:57:05.093 INFO kablam!  --> src/picasso.rs:7:1
Nov 02 08:57:05.093 INFO kablam!   |
Nov 02 08:57:05.093 INFO kablam! 7 | pub enum Register {
Nov 02 08:57:05.093 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: struct is never constructed: `Ref`
Nov 02 08:57:05.093 INFO kablam!   --> src/picasso.rs:13:1
Nov 02 08:57:05.093 INFO kablam!    |
Nov 02 08:57:05.093 INFO kablam! 13 | struct Ref {
Nov 02 08:57:05.093 INFO kablam!    | ^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.093 INFO kablam! warning: struct is never constructed: `Builder`
Nov 02 08:57:05.093 INFO kablam!   --> src/picasso.rs:17:1
Nov 02 08:57:05.093 INFO kablam!    |
Nov 02 08:57:05.093 INFO kablam! 17 | struct Builder {
Nov 02 08:57:05.093 INFO kablam!    | ^^^^^^^^^^^^^^
Nov 02 08:57:05.093 INFO kablam! 
Nov 02 08:57:05.707 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.86s
Nov 02 08:57:05.707 INFO kablam! su: No module specific data is present
Nov 02 08:57:06.402 INFO running `"docker" "rm" "-f" "c8e8eb3c9e18dfcbda67da12a7530b55d9591369168824d7203ad94b2d4f0961"`
Nov 02 08:57:06.680 INFO blam! c8e8eb3c9e18dfcbda67da12a7530b55d9591369168824d7203ad94b2d4f0961