Dec 11 12:31:58.781 INFO checking nrc/rustw-test against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 12:31:58.782 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 11 12:31:59.267 INFO [stdout] 4a63ed90a11427613cf05899317006f54966e8da6f7ab20babe9ec4e7b67d103
Dec 11 12:31:59.269 INFO running `"docker" "start" "-a" "4a63ed90a11427613cf05899317006f54966e8da6f7ab20babe9ec4e7b67d103"`
Dec 11 12:32:00.240 INFO [stderr] usermod: no changes
Dec 11 12:32:00.288 INFO [stderr]    Compiling quote v0.2.3
Dec 11 12:32:00.940 INFO [stderr]    Compiling syn v0.8.7
Dec 11 12:32:04.384 INFO [stderr]    Compiling derive-new v0.3.0
Dec 11 12:32:05.766 INFO [stderr]     Checking hello v0.1.0 (/source)
Dec 11 12:32:06.124 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 12:32:06.124 INFO [stderr]  --> src/main.rs:4:1
Dec 11 12:32:06.124 INFO [stderr]   |
Dec 11 12:32:06.124 INFO [stderr] 4 | #[macro_use]
Dec 11 12:32:06.124 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 12:32:06.124 INFO [stderr]   |
Dec 11 12:32:06.124 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:32:06.124 INFO [stderr] 
Dec 11 12:32:06.124 INFO [stderr] warning: unused import: `std::sync::*`
Dec 11 12:32:06.124 INFO [stderr]  --> src/main.rs:7:5
Dec 11 12:32:06.124 INFO [stderr]   |
Dec 11 12:32:06.124 INFO [stderr] 7 | use std::sync::*;
Dec 11 12:32:06.124 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 12:32:06.124 INFO [stderr] 
Dec 11 12:32:06.124 INFO [stderr] warning: unused imports: `Foo`, `TFoo`
Dec 11 12:32:06.124 INFO [stderr]  --> src/sub_mod/mod.rs:1:13
Dec 11 12:32:06.124 INFO [stderr]   |
Dec 11 12:32:06.124 INFO [stderr] 1 | use super::{Foo, TFoo};
Dec 11 12:32:06.124 INFO [stderr]   |             ^^^  ^^^^
Dec 11 12:32:06.124 INFO [stderr] 
Dec 11 12:32:06.154 INFO [stderr] warning: unused variable: `x`
Dec 11 12:32:06.154 INFO [stderr]  --> src/sub_mod/mod.rs:8:9
Dec 11 12:32:06.154 INFO [stderr]   |
Dec 11 12:32:06.155 INFO [stderr] 8 |     let x = foo + 1;
Dec 11 12:32:06.155 INFO [stderr]   |         ^ help: consider using `_x` instead
Dec 11 12:32:06.155 INFO [stderr]   |
Dec 11 12:32:06.155 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 11 12:32:06.155 INFO [stderr] 
Dec 11 12:32:06.155 INFO [stderr] warning: struct is never constructed: `Foo`
Dec 11 12:32:06.155 INFO [stderr]   --> src/main.rs:12:1
Dec 11 12:32:06.156 INFO [stderr]    |
Dec 11 12:32:06.156 INFO [stderr] 12 | struct Foo;
Dec 11 12:32:06.156 INFO [stderr]    | ^^^^^^^^^^^
Dec 11 12:32:06.156 INFO [stderr]    |
Dec 11 12:32:06.156 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:32:06.156 INFO [stderr] 
Dec 11 12:32:06.160 INFO [stderr] warning: struct is never constructed: `Bar`
Dec 11 12:32:06.160 INFO [stderr]  --> src/sub_mod/sub_sub_mod/mod.rs:1:1
Dec 11 12:32:06.160 INFO [stderr]   |
Dec 11 12:32:06.160 INFO [stderr] 1 | pub struct Bar;
Dec 11 12:32:06.160 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 11 12:32:06.160 INFO [stderr] 
Dec 11 12:32:06.160 INFO [stderr] warning: function is never used: `bar`
Dec 11 12:32:06.160 INFO [stderr]  --> src/sub_mod/sub_sub_mod/mod.rs:4:1
Dec 11 12:32:06.160 INFO [stderr]   |
Dec 11 12:32:06.160 INFO [stderr] 4 | pub fn bar() -> Bar {
Dec 11 12:32:06.160 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 11 12:32:06.160 INFO [stderr] 
Dec 11 12:32:06.160 INFO [stderr] warning: function is never used: `foo`
Dec 11 12:32:06.160 INFO [stderr]  --> src/sub_mod/mod.rs:5:1
Dec 11 12:32:06.160 INFO [stderr]   |
Dec 11 12:32:06.160 INFO [stderr] 5 | pub fn foo() {
Dec 11 12:32:06.160 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 12:32:06.160 INFO [stderr] 
Dec 11 12:32:06.160 INFO [stderr] warning: struct is never constructed: `S`
Dec 11 12:32:06.160 INFO [stderr]   --> src/main.rs:27:5
Dec 11 12:32:06.160 INFO [stderr]    |
Dec 11 12:32:06.160 INFO [stderr] 27 |     struct S {
Dec 11 12:32:06.160 INFO [stderr]    |     ^^^^^^^^
Dec 11 12:32:06.160 INFO [stderr] 
Dec 11 12:32:06.160 INFO [stderr] warning: struct is never constructed: `Thing`
Dec 11 12:32:06.160 INFO [stderr]   --> src/main.rs:34:1
Dec 11 12:32:06.160 INFO [stderr]    |
Dec 11 12:32:06.160 INFO [stderr] 34 | struct Thing {
Dec 11 12:32:06.160 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 12:32:06.160 INFO [stderr] 
Dec 11 12:32:06.160 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 11 12:32:06.160 INFO [stderr]  --> src/main.rs:1:12
Dec 11 12:32:06.160 INFO [stderr]   |
Dec 11 12:32:06.160 INFO [stderr] 1 | #![feature(proc_macro)]
Dec 11 12:32:06.160 INFO [stderr]   |            ^^^^^^^^^^
Dec 11 12:32:06.160 INFO [stderr]   |
Dec 11 12:32:06.160 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 12:32:06.160 INFO [stderr] 
Dec 11 12:32:06.264 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 12:32:06.264 INFO [stderr]  --> src/main.rs:4:1
Dec 11 12:32:06.265 INFO [stderr]   |
Dec 11 12:32:06.265 INFO [stderr] 4 | #[macro_use]
Dec 11 12:32:06.265 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 12:32:06.265 INFO [stderr]   |
Dec 11 12:32:06.265 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:32:06.266 INFO [stderr] 
Dec 11 12:32:06.266 INFO [stderr] warning: unused import: `std::sync::*`
Dec 11 12:32:06.266 INFO [stderr]  --> src/main.rs:7:5
Dec 11 12:32:06.266 INFO [stderr]   |
Dec 11 12:32:06.266 INFO [stderr] 7 | use std::sync::*;
Dec 11 12:32:06.266 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 12:32:06.266 INFO [stderr] 
Dec 11 12:32:06.272 INFO [stderr] warning: unused imports: `Foo`, `TFoo`
Dec 11 12:32:06.272 INFO [stderr]  --> src/sub_mod/mod.rs:1:13
Dec 11 12:32:06.272 INFO [stderr]   |
Dec 11 12:32:06.272 INFO [stderr] 1 | use super::{Foo, TFoo};
Dec 11 12:32:06.272 INFO [stderr]   |             ^^^  ^^^^
Dec 11 12:32:06.272 INFO [stderr] 
Dec 11 12:32:06.284 INFO [stderr] warning: unused variable: `x`
Dec 11 12:32:06.286 INFO [stderr]  --> src/sub_mod/mod.rs:8:9
Dec 11 12:32:06.286 INFO [stderr]   |
Dec 11 12:32:06.286 INFO [stderr] 8 |     let x = foo + 1;
Dec 11 12:32:06.286 INFO [stderr]   |         ^ help: consider using `_x` instead
Dec 11 12:32:06.286 INFO [stderr]   |
Dec 11 12:32:06.286 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 11 12:32:06.286 INFO [stderr] 
Dec 11 12:32:06.286 INFO [stderr] warning: struct is never constructed: `Foo`
Dec 11 12:32:06.286 INFO [stderr]   --> src/main.rs:12:1
Dec 11 12:32:06.287 INFO [stderr]    |
Dec 11 12:32:06.287 INFO [stderr] 12 | struct Foo;
Dec 11 12:32:06.287 INFO [stderr]    | ^^^^^^^^^^^
Dec 11 12:32:06.287 INFO [stderr]    |
Dec 11 12:32:06.287 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:32:06.287 INFO [stderr] 
Dec 11 12:32:06.287 INFO [stderr] warning: struct is never constructed: `Bar`
Dec 11 12:32:06.287 INFO [stderr]  --> src/sub_mod/sub_sub_mod/mod.rs:1:1
Dec 11 12:32:06.287 INFO [stderr]   |
Dec 11 12:32:06.287 INFO [stderr] 1 | pub struct Bar;
Dec 11 12:32:06.287 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 11 12:32:06.287 INFO [stderr] 
Dec 11 12:32:06.287 INFO [stderr] warning: function is never used: `bar`
Dec 11 12:32:06.287 INFO [stderr]  --> src/sub_mod/sub_sub_mod/mod.rs:4:1
Dec 11 12:32:06.287 INFO [stderr]   |
Dec 11 12:32:06.287 INFO [stderr] 4 | pub fn bar() -> Bar {
Dec 11 12:32:06.287 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 11 12:32:06.288 INFO [stderr] 
Dec 11 12:32:06.288 INFO [stderr] warning: function is never used: `foo`
Dec 11 12:32:06.288 INFO [stderr]  --> src/sub_mod/mod.rs:5:1
Dec 11 12:32:06.288 INFO [stderr]   |
Dec 11 12:32:06.288 INFO [stderr] 5 | pub fn foo() {
Dec 11 12:32:06.288 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 12:32:06.288 INFO [stderr] 
Dec 11 12:32:06.288 INFO [stderr] warning: struct is never constructed: `S`
Dec 11 12:32:06.288 INFO [stderr]   --> src/main.rs:27:5
Dec 11 12:32:06.288 INFO [stderr]    |
Dec 11 12:32:06.288 INFO [stderr] 27 |     struct S {
Dec 11 12:32:06.289 INFO [stderr]    |     ^^^^^^^^
Dec 11 12:32:06.289 INFO [stderr] 
Dec 11 12:32:06.289 INFO [stderr] warning: struct is never constructed: `Thing`
Dec 11 12:32:06.289 INFO [stderr]   --> src/main.rs:34:1
Dec 11 12:32:06.289 INFO [stderr]    |
Dec 11 12:32:06.289 INFO [stderr] 34 | struct Thing {
Dec 11 12:32:06.289 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 12:32:06.289 INFO [stderr] 
Dec 11 12:32:06.289 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 11 12:32:06.289 INFO [stderr]  --> src/main.rs:1:12
Dec 11 12:32:06.289 INFO [stderr]   |
Dec 11 12:32:06.289 INFO [stderr] 1 | #![feature(proc_macro)]
Dec 11 12:32:06.289 INFO [stderr]   |            ^^^^^^^^^^
Dec 11 12:32:06.289 INFO [stderr]   |
Dec 11 12:32:06.289 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 12:32:06.289 INFO [stderr] 
Dec 11 12:32:06.308 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
Dec 11 12:32:06.313 INFO [stderr] su: No module specific data is present
Dec 11 12:32:07.090 INFO running `"docker" "inspect" "4a63ed90a11427613cf05899317006f54966e8da6f7ab20babe9ec4e7b67d103"`
Dec 11 12:32:07.436 INFO running `"docker" "rm" "-f" "4a63ed90a11427613cf05899317006f54966e8da6f7ab20babe9ec4e7b67d103"`
Dec 11 12:32:07.722 INFO [stdout] 4a63ed90a11427613cf05899317006f54966e8da6f7ab20babe9ec4e7b67d103