Dec 11 13:52:59.453 INFO checking mblk/hello-world against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:52:59.453 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 13:52:59.972 INFO [stdout] e959dee69337c1f41314e180f0e298b043dad365d4601bce45104c0509267cef
Dec 11 13:52:59.974 INFO running `"docker" "start" "-a" "e959dee69337c1f41314e180f0e298b043dad365d4601bce45104c0509267cef"`
Dec 11 13:53:01.162 INFO [stderr] usermod: no changes
Dec 11 13:53:01.196 INFO [stderr]     Checking hello_world v0.1.0 (/source)
Dec 11 13:53:01.696 INFO [stderr] warning: unused import: `std::cmp`
Dec 11 13:53:01.696 INFO [stderr]  --> src/main.rs:1:5
Dec 11 13:53:01.696 INFO [stderr]   |
Dec 11 13:53:01.696 INFO [stderr] 1 | use std::cmp;
Dec 11 13:53:01.696 INFO [stderr]   |     ^^^^^^^^
Dec 11 13:53:01.696 INFO [stderr]   |
Dec 11 13:53:01.696 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 13:53:01.696 INFO [stderr] 
Dec 11 13:53:01.852 INFO [stderr] warning: unused import: `std::cmp`
Dec 11 13:53:01.852 INFO [stderr]  --> src/main.rs:1:5
Dec 11 13:53:01.852 INFO [stderr]   |
Dec 11 13:53:01.852 INFO [stderr] 1 | use std::cmp;
Dec 11 13:53:01.852 INFO [stderr]   |     ^^^^^^^^
Dec 11 13:53:01.852 INFO [stderr]   |
Dec 11 13:53:01.852 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 13:53:01.852 INFO [stderr] 
Dec 11 13:53:01.852 INFO [stderr] warning: value assigned to `t2` is never read
Dec 11 13:53:01.852 INFO [stderr]   --> src/main.rs:52:13
Dec 11 13:53:01.852 INFO [stderr]    |
Dec 11 13:53:01.852 INFO [stderr] 52 |     let mut t2: (i32,i32) = (333,444);
Dec 11 13:53:01.852 INFO [stderr]    |             ^^
Dec 11 13:53:01.852 INFO [stderr]    |
Dec 11 13:53:01.852 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 11 13:53:01.852 INFO [stderr] 
Dec 11 13:53:01.852 INFO [stderr] warning: unused variable: `f`
Dec 11 13:53:01.852 INFO [stderr]   --> src/main.rs:96:13
Dec 11 13:53:01.853 INFO [stderr]    |
Dec 11 13:53:01.853 INFO [stderr] 96 |         let f = Foo { x: y }; // ---+ f goes into scope
Dec 11 13:53:01.853 INFO [stderr]    |             ^ help: consider using `_f` instead
Dec 11 13:53:01.853 INFO [stderr]    |
Dec 11 13:53:01.853 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 13:53:01.853 INFO [stderr] 
Dec 11 13:53:01.853 INFO [stderr] warning: unused variable: `x`
Dec 11 13:53:01.853 INFO [stderr]    --> src/main.rs:104:9
Dec 11 13:53:01.853 INFO [stderr]     |
Dec 11 13:53:01.853 INFO [stderr] 104 |     let x: &'static i32 = &FOO; // reference to data section of binary
Dec 11 13:53:01.853 INFO [stderr]     |         ^ help: consider using `_x` instead
Dec 11 13:53:01.853 INFO [stderr] 
Dec 11 13:53:01.853 INFO [stderr] warning: unused variable: `str1`
Dec 11 13:53:01.853 INFO [stderr]    --> src/main.rs:105:9
Dec 11 13:53:01.853 INFO [stderr]     |
Dec 11 13:53:01.853 INFO [stderr] 105 |     let str1: &'static str = "qwiojdqoiwjd";
Dec 11 13:53:01.853 INFO [stderr]     |         ^^^^ help: consider using `_str1` instead
Dec 11 13:53:01.853 INFO [stderr] 
Dec 11 13:53:01.880 INFO [stderr] warning: field is never used: `x`
Dec 11 13:53:01.880 INFO [stderr]    --> src/main.rs:110:5
Dec 11 13:53:01.880 INFO [stderr]     |
Dec 11 13:53:01.880 INFO [stderr] 110 |     x: &'a i32,
Dec 11 13:53:01.880 INFO [stderr]     |     ^^^^^^^^^^
Dec 11 13:53:01.880 INFO [stderr]     |
Dec 11 13:53:01.880 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 13:53:01.881 INFO [stderr] 
Dec 11 13:53:02.048 INFO [stderr] warning: value assigned to `t2` is never read
Dec 11 13:53:02.048 INFO [stderr]   --> src/main.rs:52:13
Dec 11 13:53:02.048 INFO [stderr]    |
Dec 11 13:53:02.048 INFO [stderr] 52 |     let mut t2: (i32,i32) = (333,444);
Dec 11 13:53:02.048 INFO [stderr]    |             ^^
Dec 11 13:53:02.048 INFO [stderr]    |
Dec 11 13:53:02.048 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 11 13:53:02.048 INFO [stderr] 
Dec 11 13:53:02.048 INFO [stderr] warning: unused variable: `f`
Dec 11 13:53:02.048 INFO [stderr]   --> src/main.rs:96:13
Dec 11 13:53:02.048 INFO [stderr]    |
Dec 11 13:53:02.048 INFO [stderr] 96 |         let f = Foo { x: y }; // ---+ f goes into scope
Dec 11 13:53:02.048 INFO [stderr]    |             ^ help: consider using `_f` instead
Dec 11 13:53:02.048 INFO [stderr]    |
Dec 11 13:53:02.048 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 13:53:02.048 INFO [stderr] 
Dec 11 13:53:02.048 INFO [stderr] warning: unused variable: `x`
Dec 11 13:53:02.048 INFO [stderr]    --> src/main.rs:104:9
Dec 11 13:53:02.048 INFO [stderr]     |
Dec 11 13:53:02.048 INFO [stderr] 104 |     let x: &'static i32 = &FOO; // reference to data section of binary
Dec 11 13:53:02.048 INFO [stderr]     |         ^ help: consider using `_x` instead
Dec 11 13:53:02.048 INFO [stderr] 
Dec 11 13:53:02.048 INFO [stderr] warning: unused variable: `str1`
Dec 11 13:53:02.048 INFO [stderr]    --> src/main.rs:105:9
Dec 11 13:53:02.049 INFO [stderr]     |
Dec 11 13:53:02.049 INFO [stderr] 105 |     let str1: &'static str = "qwiojdqoiwjd";
Dec 11 13:53:02.049 INFO [stderr]     |         ^^^^ help: consider using `_str1` instead
Dec 11 13:53:02.049 INFO [stderr] 
Dec 11 13:53:02.076 INFO [stderr] warning: field is never used: `x`
Dec 11 13:53:02.076 INFO [stderr]    --> src/main.rs:110:5
Dec 11 13:53:02.076 INFO [stderr]     |
Dec 11 13:53:02.076 INFO [stderr] 110 |     x: &'a i32,
Dec 11 13:53:02.076 INFO [stderr]     |     ^^^^^^^^^^
Dec 11 13:53:02.076 INFO [stderr]     |
Dec 11 13:53:02.076 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 13:53:02.076 INFO [stderr] 
Dec 11 13:53:02.104 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 11 13:53:02.104 INFO [stderr] su: No module specific data is present
Dec 11 13:53:03.005 INFO running `"docker" "inspect" "e959dee69337c1f41314e180f0e298b043dad365d4601bce45104c0509267cef"`
Dec 11 13:53:03.420 INFO running `"docker" "rm" "-f" "e959dee69337c1f41314e180f0e298b043dad365d4601bce45104c0509267cef"`
Dec 11 13:53:03.819 INFO [stdout] e959dee69337c1f41314e180f0e298b043dad365d4601bce45104c0509267cef