Nov 27 23:06:39.394 INFO checking panicbit/ross against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 23:06:39.394 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 23:06:39.688 INFO [stdout] f12879322db840b83d2f81945005df1b1d2c04191486c4155475d5dcf363821f
Nov 27 23:06:39.690 INFO running `"docker" "start" "-a" "f12879322db840b83d2f81945005df1b1d2c04191486c4155475d5dcf363821f"`
Nov 27 23:06:40.506 INFO [stderr] usermod: no changes
Nov 27 23:06:40.674 INFO [stderr]    Compiling pest v1.0.1
Nov 27 23:06:40.675 INFO [stderr]     Checking itertools v0.7.6
Nov 27 23:06:40.675 INFO [stderr]     Checking backtrace-sys v0.1.16
Nov 27 23:06:41.261 INFO [stderr]     Checking backtrace v0.3.5
Nov 27 23:06:42.233 INFO [stderr]     Checking failure v0.1.1
Nov 27 23:06:42.496 INFO [stderr]    Compiling pest_derive v1.0.1
Nov 27 23:06:48.771 INFO [stderr]     Checking ross v0.1.0 (/source)
Nov 27 23:06:49.464 INFO [stderr] warning: unused `#[macro_use]` import
Nov 27 23:06:49.464 INFO [stderr]  --> src/lib.rs:2:1
Nov 27 23:06:49.464 INFO [stderr]   |
Nov 27 23:06:49.464 INFO [stderr] 2 | #[macro_use] extern crate pest;
Nov 27 23:06:49.464 INFO [stderr]   | ^^^^^^^^^^^^
Nov 27 23:06:49.464 INFO [stderr]   |
Nov 27 23:06:49.464 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:06:49.464 INFO [stderr] 
Nov 27 23:06:49.594 INFO [stderr] warning: unused import: `ast::*`
Nov 27 23:06:49.594 INFO [stderr]  --> src/tests.rs:1:5
Nov 27 23:06:49.594 INFO [stderr]   |
Nov 27 23:06:49.594 INFO [stderr] 1 | use ast::*;
Nov 27 23:06:49.594 INFO [stderr]   |     ^^^^^^
Nov 27 23:06:49.594 INFO [stderr]   |
Nov 27 23:06:49.594 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:06:49.594 INFO [stderr] 
Nov 27 23:06:49.820 INFO [stderr] warning: unreachable expression
Nov 27 23:06:49.820 INFO [stderr]   --> src/parser.rs:32:5
Nov 27 23:06:49.820 INFO [stderr]    |
Nov 27 23:06:49.820 INFO [stderr] 32 |     Ok(module)
Nov 27 23:06:49.820 INFO [stderr]    |     ^^^^^^^^^^
Nov 27 23:06:49.820 INFO [stderr]    |
Nov 27 23:06:49.821 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Nov 27 23:06:49.821 INFO [stderr] 
Nov 27 23:06:49.959 INFO [stderr] warning: unreachable expression
Nov 27 23:06:49.960 INFO [stderr]   --> src/parser.rs:32:5
Nov 27 23:06:49.960 INFO [stderr]    |
Nov 27 23:06:49.960 INFO [stderr] 32 |     Ok(module)
Nov 27 23:06:49.961 INFO [stderr]    |     ^^^^^^^^^^
Nov 27 23:06:49.961 INFO [stderr]    |
Nov 27 23:06:49.961 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Nov 27 23:06:49.961 INFO [stderr] 
Nov 27 23:06:50.557 INFO [stderr] warning: struct is never constructed: `Scope`
Nov 27 23:06:50.557 INFO [stderr]  --> src/trans.rs:2:1
Nov 27 23:06:50.558 INFO [stderr]   |
Nov 27 23:06:50.558 INFO [stderr] 2 | struct Scope {
Nov 27 23:06:50.558 INFO [stderr]   | ^^^^^^^^^^^^
Nov 27 23:06:50.559 INFO [stderr]   |
Nov 27 23:06:50.559 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:06:50.559 INFO [stderr] 
Nov 27 23:06:50.560 INFO [stderr] warning: method is never used: `new`
Nov 27 23:06:50.560 INFO [stderr]   --> src/trans.rs:13:5
Nov 27 23:06:50.560 INFO [stderr]    |
Nov 27 23:06:50.561 INFO [stderr] 13 |     fn new(available: usize) -> Self {
Nov 27 23:06:50.561 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.561 INFO [stderr] 
Nov 27 23:06:50.562 INFO [stderr] warning: method is never used: `alloc`
Nov 27 23:06:50.562 INFO [stderr]   --> src/trans.rs:17:5
Nov 27 23:06:50.562 INFO [stderr]    |
Nov 27 23:06:50.562 INFO [stderr] 17 |     fn alloc(&mut self) -> Option<usize> {
Nov 27 23:06:50.562 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.562 INFO [stderr] 
Nov 27 23:06:50.563 INFO [stderr] warning: function is never used: `module`
Nov 27 23:06:50.563 INFO [stderr]  --> src/validate.rs:4:1
Nov 27 23:06:50.563 INFO [stderr]   |
Nov 27 23:06:50.563 INFO [stderr] 4 | pub fn module(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.563 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.563 INFO [stderr] 
Nov 27 23:06:50.563 INFO [stderr] warning: function is never used: `static_blocks_are_unique`
Nov 27 23:06:50.563 INFO [stderr]   --> src/validate.rs:12:1
Nov 27 23:06:50.563 INFO [stderr]    |
Nov 27 23:06:50.563 INFO [stderr] 12 | pub(crate) fn static_blocks_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.563 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.564 INFO [stderr] 
Nov 27 23:06:50.564 INFO [stderr] warning: function is never used: `item_names_are_unique`
Nov 27 23:06:50.564 INFO [stderr]   --> src/validate.rs:27:1
Nov 27 23:06:50.564 INFO [stderr]    |
Nov 27 23:06:50.564 INFO [stderr] 27 | pub(crate) fn item_names_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.564 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.564 INFO [stderr] 
Nov 27 23:06:50.565 INFO [stderr] warning: function is never used: `functions_dont_recur`
Nov 27 23:06:50.565 INFO [stderr]   --> src/validate.rs:42:1
Nov 27 23:06:50.565 INFO [stderr]    |
Nov 27 23:06:50.565 INFO [stderr] 42 | pub(crate) fn functions_dont_recur(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.565 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.565 INFO [stderr] 
Nov 27 23:06:50.565 INFO [stderr] warning: enum is never used: `ConstExpr`
Nov 27 23:06:50.565 INFO [stderr]  --> src/picasso.rs:2:1
Nov 27 23:06:50.565 INFO [stderr]   |
Nov 27 23:06:50.565 INFO [stderr] 2 | pub enum ConstExpr {
Nov 27 23:06:50.565 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.565 INFO [stderr] 
Nov 27 23:06:50.565 INFO [stderr] warning: enum is never used: `Register`
Nov 27 23:06:50.565 INFO [stderr]  --> src/picasso.rs:7:1
Nov 27 23:06:50.565 INFO [stderr]   |
Nov 27 23:06:50.565 INFO [stderr] 7 | pub enum Register {
Nov 27 23:06:50.566 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.566 INFO [stderr] 
Nov 27 23:06:50.566 INFO [stderr] warning: struct is never constructed: `Ref`
Nov 27 23:06:50.566 INFO [stderr]   --> src/picasso.rs:13:1
Nov 27 23:06:50.566 INFO [stderr]    |
Nov 27 23:06:50.566 INFO [stderr] 13 | struct Ref {
Nov 27 23:06:50.566 INFO [stderr]    | ^^^^^^^^^^
Nov 27 23:06:50.566 INFO [stderr] 
Nov 27 23:06:50.566 INFO [stderr] warning: struct is never constructed: `Builder`
Nov 27 23:06:50.567 INFO [stderr]   --> src/picasso.rs:17:1
Nov 27 23:06:50.567 INFO [stderr]    |
Nov 27 23:06:50.567 INFO [stderr] 17 | struct Builder {
Nov 27 23:06:50.567 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 27 23:06:50.567 INFO [stderr] 
Nov 27 23:06:50.567 INFO [stderr] warning: function is never used: `main`
Nov 27 23:06:50.567 INFO [stderr]   --> src/lib.rs:17:1
Nov 27 23:06:50.567 INFO [stderr]    |
Nov 27 23:06:50.567 INFO [stderr] 17 | fn main() {
Nov 27 23:06:50.567 INFO [stderr]    | ^^^^^^^^^
Nov 27 23:06:50.568 INFO [stderr] 
Nov 27 23:06:50.594 INFO [stderr] warning: struct is never constructed: `Scope`
Nov 27 23:06:50.595 INFO [stderr]  --> src/trans.rs:2:1
Nov 27 23:06:50.595 INFO [stderr]   |
Nov 27 23:06:50.595 INFO [stderr] 2 | struct Scope {
Nov 27 23:06:50.596 INFO [stderr]   | ^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr]   |
Nov 27 23:06:50.596 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: method is never used: `new`
Nov 27 23:06:50.596 INFO [stderr]   --> src/trans.rs:13:5
Nov 27 23:06:50.596 INFO [stderr]    |
Nov 27 23:06:50.596 INFO [stderr] 13 |     fn new(available: usize) -> Self {
Nov 27 23:06:50.596 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: method is never used: `alloc`
Nov 27 23:06:50.596 INFO [stderr]   --> src/trans.rs:17:5
Nov 27 23:06:50.596 INFO [stderr]    |
Nov 27 23:06:50.596 INFO [stderr] 17 |     fn alloc(&mut self) -> Option<usize> {
Nov 27 23:06:50.596 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: function is never used: `module`
Nov 27 23:06:50.596 INFO [stderr]  --> src/validate.rs:4:1
Nov 27 23:06:50.596 INFO [stderr]   |
Nov 27 23:06:50.596 INFO [stderr] 4 | pub fn module(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.596 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: function is never used: `static_blocks_are_unique`
Nov 27 23:06:50.596 INFO [stderr]   --> src/validate.rs:12:1
Nov 27 23:06:50.596 INFO [stderr]    |
Nov 27 23:06:50.596 INFO [stderr] 12 | pub(crate) fn static_blocks_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.596 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: function is never used: `item_names_are_unique`
Nov 27 23:06:50.596 INFO [stderr]   --> src/validate.rs:27:1
Nov 27 23:06:50.596 INFO [stderr]    |
Nov 27 23:06:50.596 INFO [stderr] 27 | pub(crate) fn item_names_are_unique(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.596 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: function is never used: `functions_dont_recur`
Nov 27 23:06:50.596 INFO [stderr]   --> src/validate.rs:42:1
Nov 27 23:06:50.596 INFO [stderr]    |
Nov 27 23:06:50.596 INFO [stderr] 42 | pub(crate) fn functions_dont_recur(items: &[Item]) -> Result<(), Error> {
Nov 27 23:06:50.596 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: enum is never used: `ConstExpr`
Nov 27 23:06:50.596 INFO [stderr]  --> src/picasso.rs:2:1
Nov 27 23:06:50.596 INFO [stderr]   |
Nov 27 23:06:50.596 INFO [stderr] 2 | pub enum ConstExpr {
Nov 27 23:06:50.596 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: enum is never used: `Register`
Nov 27 23:06:50.596 INFO [stderr]  --> src/picasso.rs:7:1
Nov 27 23:06:50.596 INFO [stderr]   |
Nov 27 23:06:50.596 INFO [stderr] 7 | pub enum Register {
Nov 27 23:06:50.596 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 27 23:06:50.596 INFO [stderr] 
Nov 27 23:06:50.596 INFO [stderr] warning: struct is never constructed: `Ref`
Nov 27 23:06:50.597 INFO [stderr]   --> src/picasso.rs:13:1
Nov 27 23:06:50.597 INFO [stderr]    |
Nov 27 23:06:50.597 INFO [stderr] 13 | struct Ref {
Nov 27 23:06:50.597 INFO [stderr]    | ^^^^^^^^^^
Nov 27 23:06:50.597 INFO [stderr] 
Nov 27 23:06:50.597 INFO [stderr] warning: struct is never constructed: `Builder`
Nov 27 23:06:50.597 INFO [stderr]   --> src/picasso.rs:17:1
Nov 27 23:06:50.597 INFO [stderr]    |
Nov 27 23:06:50.597 INFO [stderr] 17 | struct Builder {
Nov 27 23:06:50.597 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 27 23:06:50.597 INFO [stderr] 
Nov 27 23:06:51.659 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.12s
Nov 27 23:06:51.668 INFO [stderr] su: No module specific data is present
Nov 27 23:06:52.452 INFO running `"docker" "inspect" "f12879322db840b83d2f81945005df1b1d2c04191486c4155475d5dcf363821f"`
Nov 27 23:06:52.694 INFO running `"docker" "rm" "-f" "f12879322db840b83d2f81945005df1b1d2c04191486c4155475d5dcf363821f"`
Nov 27 23:06:52.908 INFO [stdout] f12879322db840b83d2f81945005df1b1d2c04191486c4155475d5dcf363821f