Dec 04 14:21:02.089 INFO checking mblk/hello-world against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 14:21:02.089 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 14:21:02.751 INFO [stdout] b19dd5fb0f8e8eaf2820b3581a5f951e659d1cf4647b7c7cc7fb64ec7a47ecc8
Dec 04 14:21:02.757 INFO running `"docker" "start" "-a" "b19dd5fb0f8e8eaf2820b3581a5f951e659d1cf4647b7c7cc7fb64ec7a47ecc8"`
Dec 04 14:21:04.027 INFO [stderr] usermod: no changes
Dec 04 14:21:04.123 INFO [stderr]     Checking hello_world v0.1.0 (/source)
Dec 04 14:21:04.599 INFO [stderr] warning: unused import: `std::cmp`
Dec 04 14:21:04.599 INFO [stderr]  --> src/main.rs:1:5
Dec 04 14:21:04.599 INFO [stderr]   |
Dec 04 14:21:04.599 INFO [stderr] 1 | use std::cmp;
Dec 04 14:21:04.599 INFO [stderr]   |     ^^^^^^^^
Dec 04 14:21:04.599 INFO [stderr]   |
Dec 04 14:21:04.599 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:21:04.599 INFO [stderr] 
Dec 04 14:21:04.683 INFO [stderr] warning: value assigned to `t2` is never read
Dec 04 14:21:04.683 INFO [stderr]   --> src/main.rs:52:13
Dec 04 14:21:04.683 INFO [stderr]    |
Dec 04 14:21:04.683 INFO [stderr] 52 |     let mut t2: (i32,i32) = (333,444);
Dec 04 14:21:04.683 INFO [stderr]    |             ^^
Dec 04 14:21:04.683 INFO [stderr]    |
Dec 04 14:21:04.683 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 14:21:04.683 INFO [stderr] 
Dec 04 14:21:04.683 INFO [stderr] warning: unused variable: `f`
Dec 04 14:21:04.683 INFO [stderr]   --> src/main.rs:96:13
Dec 04 14:21:04.683 INFO [stderr]    |
Dec 04 14:21:04.683 INFO [stderr] 96 |         let f = Foo { x: y }; // ---+ f goes into scope
Dec 04 14:21:04.683 INFO [stderr]    |             ^ help: consider using `_f` instead
Dec 04 14:21:04.683 INFO [stderr]    |
Dec 04 14:21:04.683 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 14:21:04.683 INFO [stderr] 
Dec 04 14:21:04.683 INFO [stderr] warning: unused variable: `x`
Dec 04 14:21:04.683 INFO [stderr]    --> src/main.rs:104:9
Dec 04 14:21:04.683 INFO [stderr]     |
Dec 04 14:21:04.683 INFO [stderr] 104 |     let x: &'static i32 = &FOO; // reference to data section of binary
Dec 04 14:21:04.683 INFO [stderr]     |         ^ help: consider using `_x` instead
Dec 04 14:21:04.683 INFO [stderr] 
Dec 04 14:21:04.683 INFO [stderr] warning: unused variable: `str1`
Dec 04 14:21:04.683 INFO [stderr]    --> src/main.rs:105:9
Dec 04 14:21:04.683 INFO [stderr]     |
Dec 04 14:21:04.683 INFO [stderr] 105 |     let str1: &'static str = "qwiojdqoiwjd";
Dec 04 14:21:04.683 INFO [stderr]     |         ^^^^ help: consider using `_str1` instead
Dec 04 14:21:04.683 INFO [stderr] 
Dec 04 14:21:04.703 INFO [stderr] warning: field is never used: `x`
Dec 04 14:21:04.703 INFO [stderr]    --> src/main.rs:110:5
Dec 04 14:21:04.703 INFO [stderr]     |
Dec 04 14:21:04.703 INFO [stderr] 110 |     x: &'a i32,
Dec 04 14:21:04.703 INFO [stderr]     |     ^^^^^^^^^^
Dec 04 14:21:04.703 INFO [stderr]     |
Dec 04 14:21:04.703 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 14:21:04.703 INFO [stderr] 
Dec 04 14:21:04.791 INFO [stderr] warning: unused import: `std::cmp`
Dec 04 14:21:04.791 INFO [stderr]  --> src/main.rs:1:5
Dec 04 14:21:04.791 INFO [stderr]   |
Dec 04 14:21:04.791 INFO [stderr] 1 | use std::cmp;
Dec 04 14:21:04.791 INFO [stderr]   |     ^^^^^^^^
Dec 04 14:21:04.791 INFO [stderr]   |
Dec 04 14:21:04.791 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:21:04.791 INFO [stderr] 
Dec 04 14:21:04.911 INFO [stderr] warning: value assigned to `t2` is never read
Dec 04 14:21:04.911 INFO [stderr]   --> src/main.rs:52:13
Dec 04 14:21:04.911 INFO [stderr]    |
Dec 04 14:21:04.911 INFO [stderr] 52 |     let mut t2: (i32,i32) = (333,444);
Dec 04 14:21:04.911 INFO [stderr]    |             ^^
Dec 04 14:21:04.911 INFO [stderr]    |
Dec 04 14:21:04.911 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 14:21:04.911 INFO [stderr] 
Dec 04 14:21:04.911 INFO [stderr] warning: unused variable: `f`
Dec 04 14:21:04.911 INFO [stderr]   --> src/main.rs:96:13
Dec 04 14:21:04.911 INFO [stderr]    |
Dec 04 14:21:04.911 INFO [stderr] 96 |         let f = Foo { x: y }; // ---+ f goes into scope
Dec 04 14:21:04.911 INFO [stderr]    |             ^ help: consider using `_f` instead
Dec 04 14:21:04.911 INFO [stderr]    |
Dec 04 14:21:04.911 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 14:21:04.911 INFO [stderr] 
Dec 04 14:21:04.911 INFO [stderr] warning: unused variable: `x`
Dec 04 14:21:04.911 INFO [stderr]    --> src/main.rs:104:9
Dec 04 14:21:04.911 INFO [stderr]     |
Dec 04 14:21:04.911 INFO [stderr] 104 |     let x: &'static i32 = &FOO; // reference to data section of binary
Dec 04 14:21:04.911 INFO [stderr]     |         ^ help: consider using `_x` instead
Dec 04 14:21:04.911 INFO [stderr] 
Dec 04 14:21:04.911 INFO [stderr] warning: unused variable: `str1`
Dec 04 14:21:04.911 INFO [stderr]    --> src/main.rs:105:9
Dec 04 14:21:04.911 INFO [stderr]     |
Dec 04 14:21:04.911 INFO [stderr] 105 |     let str1: &'static str = "qwiojdqoiwjd";
Dec 04 14:21:04.911 INFO [stderr]     |         ^^^^ help: consider using `_str1` instead
Dec 04 14:21:04.911 INFO [stderr] 
Dec 04 14:21:04.931 INFO [stderr] warning: field is never used: `x`
Dec 04 14:21:04.931 INFO [stderr]    --> src/main.rs:110:5
Dec 04 14:21:04.931 INFO [stderr]     |
Dec 04 14:21:04.931 INFO [stderr] 110 |     x: &'a i32,
Dec 04 14:21:04.931 INFO [stderr]     |     ^^^^^^^^^^
Dec 04 14:21:04.931 INFO [stderr]     |
Dec 04 14:21:04.931 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 14:21:04.931 INFO [stderr] 
Dec 04 14:21:04.950 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Dec 04 14:21:04.952 INFO [stderr] su: No module specific data is present
Dec 04 14:21:05.827 INFO running `"docker" "inspect" "b19dd5fb0f8e8eaf2820b3581a5f951e659d1cf4647b7c7cc7fb64ec7a47ecc8"`
Dec 04 14:21:06.160 INFO running `"docker" "rm" "-f" "b19dd5fb0f8e8eaf2820b3581a5f951e659d1cf4647b7c7cc7fb64ec7a47ecc8"`
Dec 04 14:21:06.498 INFO [stdout] b19dd5fb0f8e8eaf2820b3581a5f951e659d1cf4647b7c7cc7fb64ec7a47ecc8