Dec 12 20:46:45.236 INFO testing xlkness/syntax against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 12 20:46:45.236 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 12 20:46:45.667 INFO [stdout] fedafea8e633626f8d2360f2c2f9c6d6f225fd5befbbc24aca3f632b5ef442b8
Dec 12 20:46:45.679 INFO running `"docker" "start" "-a" "fedafea8e633626f8d2360f2c2f9c6d6f225fd5befbbc24aca3f632b5ef442b8"`
Dec 12 20:46:47.003 INFO [stderr] usermod: no changes
Dec 12 20:46:47.091 INFO [stderr]    Compiling syntax v0.1.0 (/source)
Dec 12 20:46:47.214 INFO [stderr] warning: unused import: `std::*`
Dec 12 20:46:47.214 INFO [stderr]  --> src/loop.rs:2:5
Dec 12 20:46:47.214 INFO [stderr]   |
Dec 12 20:46:47.214 INFO [stderr] 2 | use std::*;
Dec 12 20:46:47.214 INFO [stderr]   |     ^^^^^^
Dec 12 20:46:47.214 INFO [stderr]   |
Dec 12 20:46:47.214 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:46:47.214 INFO [stderr] 
Dec 12 20:46:47.214 INFO [stderr] warning: unused import: `std::*`
Dec 12 20:46:47.214 INFO [stderr]  --> src/ownership.rs:2:5
Dec 12 20:46:47.215 INFO [stderr]   |
Dec 12 20:46:47.215 INFO [stderr] 2 | use std::*;
Dec 12 20:46:47.215 INFO [stderr]   |     ^^^^^^
Dec 12 20:46:47.215 INFO [stderr] 
Dec 12 20:46:47.320 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.320 INFO [stderr]   --> src/main.rs:31:9
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr] 31 |     let x = 5;
Dec 12 20:46:47.320 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 20:46:47.320 INFO [stderr] 
Dec 12 20:46:47.320 INFO [stderr] warning: unused variable: `a`
Dec 12 20:46:47.320 INFO [stderr]   --> src/main.rs:34:10
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr] 34 |     let (a, b) = (1, 2);
Dec 12 20:46:47.320 INFO [stderr]    |          ^ help: consider using `_a` instead
Dec 12 20:46:47.320 INFO [stderr] 
Dec 12 20:46:47.320 INFO [stderr] warning: unused variable: `b`
Dec 12 20:46:47.320 INFO [stderr]   --> src/main.rs:34:13
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr] 34 |     let (a, b) = (1, 2);
Dec 12 20:46:47.320 INFO [stderr]    |             ^ help: consider using `_b` instead
Dec 12 20:46:47.320 INFO [stderr] 
Dec 12 20:46:47.320 INFO [stderr] warning: unused variable: `c`
Dec 12 20:46:47.320 INFO [stderr]   --> src/main.rs:37:9
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr] 37 |     let c: i32 = 5;
Dec 12 20:46:47.320 INFO [stderr]    |         ^ help: consider using `_c` instead
Dec 12 20:46:47.320 INFO [stderr] 
Dec 12 20:46:47.320 INFO [stderr] warning: variable `d` is assigned to, but never used
Dec 12 20:46:47.320 INFO [stderr]   --> src/main.rs:41:13
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr] 41 |     let mut d = 5;
Dec 12 20:46:47.320 INFO [stderr]    |             ^
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr]    = note: consider using `_d` instead
Dec 12 20:46:47.320 INFO [stderr] 
Dec 12 20:46:47.320 INFO [stderr] warning: value assigned to `d` is never read
Dec 12 20:46:47.320 INFO [stderr]   --> src/main.rs:42:5
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr] 42 |     d = 10;
Dec 12 20:46:47.320 INFO [stderr]    |     ^
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 20:46:47.320 INFO [stderr] 
Dec 12 20:46:47.320 INFO [stderr] warning: unused variable: `e`
Dec 12 20:46:47.320 INFO [stderr]   --> src/main.rs:45:9
Dec 12 20:46:47.320 INFO [stderr]    |
Dec 12 20:46:47.320 INFO [stderr] 45 |     let e: i32;
Dec 12 20:46:47.320 INFO [stderr]    |         ^ help: consider using `_e` instead
Dec 12 20:46:47.320 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `f`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:67:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 67 |     let f: fn(i32) -> i32 = plus_one;
Dec 12 20:46:47.321 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `f1`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:69:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 69 |     let f1 = plus_one;
Dec 12 20:46:47.321 INFO [stderr]    |         ^^ help: consider using `_f1` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:72:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 72 |     let x = true;
Dec 12 20:46:47.321 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `y`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:73:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 73 |     let y: bool = false;
Dec 12 20:46:47.321 INFO [stderr]    |         ^ help: consider using `_y` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:75:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 75 |     let x = 'x';
Dec 12 20:46:47.321 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `two_hearts`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:76:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 76 |     let two_hearts = '里';  // char is 4 bytes
Dec 12 20:46:47.321 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_two_hearts` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:78:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 78 |     let x: i8 = 1;
Dec 12 20:46:47.321 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:79:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 79 |     let x: i16 = 1;
Dec 12 20:46:47.321 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.321 INFO [stderr] 
Dec 12 20:46:47.321 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.321 INFO [stderr]   --> src/main.rs:80:9
Dec 12 20:46:47.321 INFO [stderr]    |
Dec 12 20:46:47.321 INFO [stderr] 80 |     let x: i32 = 1;
Dec 12 20:46:47.321 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.326 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:81:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 81 |     let x: i64 = 1;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:82:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 82 |     let x: u8 = 1;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:83:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 83 |     let x: u16 = 1;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:84:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 84 |     let x: u32 = 1;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:85:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 85 |     let x: u64 = 1;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:86:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 86 |     let x: isize = 1;  // unfix size
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:87:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 87 |     let x: usize = 1;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:88:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 88 |     let x: f32 = 1.0;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:89:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 89 |     let x: f64 = 1.0;
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `a`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:91:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 91 |     let a = [1,2,3];
Dec 12 20:46:47.327 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `m`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:92:13
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 92 |     let mut m = [1,2,3];
Dec 12 20:46:47.327 INFO [stderr]    |             ^ help: consider using `_m` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `a_len`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:94:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 94 |     let a_len = a.len();
Dec 12 20:46:47.327 INFO [stderr]    |         ^^^^^ help: consider using `_a_len` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `complete`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:98:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 98 |     let complete = &a[..]; // a slice containing all of the elements in a
Dec 12 20:46:47.327 INFO [stderr]    |         ^^^^^^^^ help: consider using `_complete` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `middle`
Dec 12 20:46:47.327 INFO [stderr]   --> src/main.rs:99:9
Dec 12 20:46:47.327 INFO [stderr]    |
Dec 12 20:46:47.327 INFO [stderr] 99 |     let middle = &a[1..4];
Dec 12 20:46:47.327 INFO [stderr]    |         ^^^^^^ help: consider using `_middle` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:47.327 INFO [stderr]    --> src/main.rs:102:9
Dec 12 20:46:47.327 INFO [stderr]     |
Dec 12 20:46:47.327 INFO [stderr] 102 |     let x = (1, "hello");
Dec 12 20:46:47.327 INFO [stderr]     |         ^ help: consider using `_x` instead
Dec 12 20:46:47.327 INFO [stderr] 
Dec 12 20:46:47.327 INFO [stderr] warning: unused variable: `y`
Dec 12 20:46:47.327 INFO [stderr]   --> src/case.rs:13:9
Dec 12 20:46:47.328 INFO [stderr]    |
Dec 12 20:46:47.328 INFO [stderr] 13 |     let y =
Dec 12 20:46:47.328 INFO [stderr]    |         ^ help: consider using `_y` instead
Dec 12 20:46:47.328 INFO [stderr] 
Dec 12 20:46:47.328 INFO [stderr] warning: unused variable: `v2`
Dec 12 20:46:47.328 INFO [stderr]  --> src/ownership.rs:7:9
Dec 12 20:46:47.328 INFO [stderr]   |
Dec 12 20:46:47.328 INFO [stderr] 7 |     let v2 = v;
Dec 12 20:46:47.328 INFO [stderr]   |         ^^ help: consider using `_v2` instead
Dec 12 20:46:47.328 INFO [stderr] 
Dec 12 20:46:47.328 INFO [stderr] warning: unused variable: `v1`
Dec 12 20:46:47.328 INFO [stderr]  --> src/reference.rs:3:17
Dec 12 20:46:47.328 INFO [stderr]   |
Dec 12 20:46:47.328 INFO [stderr] 3 | fn referencefoo(v1: &Vec<i32>, v2: &Vec<i32>) -> i32 {
Dec 12 20:46:47.328 INFO [stderr]   |                 ^^ help: consider using `_v1` instead
Dec 12 20:46:47.328 INFO [stderr] 
Dec 12 20:46:47.328 INFO [stderr] warning: unused variable: `v2`
Dec 12 20:46:47.328 INFO [stderr]  --> src/reference.rs:3:32
Dec 12 20:46:47.328 INFO [stderr]   |
Dec 12 20:46:47.328 INFO [stderr] 3 | fn referencefoo(v1: &Vec<i32>, v2: &Vec<i32>) -> i32 {
Dec 12 20:46:47.328 INFO [stderr]   |                                ^^ help: consider using `_v2` instead
Dec 12 20:46:47.328 INFO [stderr] 
Dec 12 20:46:47.328 INFO [stderr] warning: unused variable: `answer`
Dec 12 20:46:47.328 INFO [stderr]   --> src/reference.rs:11:9
Dec 12 20:46:47.328 INFO [stderr]    |
Dec 12 20:46:47.328 INFO [stderr] 11 |     let answer = referencefoo(&v1, &v2);
Dec 12 20:46:47.328 INFO [stderr]    |         ^^^^^^ help: consider using `_answer` instead
Dec 12 20:46:47.328 INFO [stderr] 
Dec 12 20:46:47.328 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:46:47.328 INFO [stderr]   --> src/main.rs:92:9
Dec 12 20:46:47.328 INFO [stderr]    |
Dec 12 20:46:47.328 INFO [stderr] 92 |     let mut m = [1,2,3];
Dec 12 20:46:47.328 INFO [stderr]    |         ----^
Dec 12 20:46:47.328 INFO [stderr]    |         |
Dec 12 20:46:47.328 INFO [stderr]    |         help: remove this `mut`
Dec 12 20:46:47.328 INFO [stderr]    |
Dec 12 20:46:47.328 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 20:46:47.328 INFO [stderr] 
Dec 12 20:46:47.339 INFO [stderr] warning: function is never used: `case`
Dec 12 20:46:47.339 INFO [stderr]  --> src/case.rs:2:1
Dec 12 20:46:47.339 INFO [stderr]   |
Dec 12 20:46:47.339 INFO [stderr] 2 | fn case() {
Dec 12 20:46:47.339 INFO [stderr]   | ^^^^^^^^^
Dec 12 20:46:47.339 INFO [stderr]   |
Dec 12 20:46:47.339 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 20:46:47.339 INFO [stderr] 
Dec 12 20:46:47.339 INFO [stderr] warning: function is never used: `referencefoo`
Dec 12 20:46:47.339 INFO [stderr]  --> src/reference.rs:3:1
Dec 12 20:46:47.339 INFO [stderr]   |
Dec 12 20:46:47.339 INFO [stderr] 3 | fn referencefoo(v1: &Vec<i32>, v2: &Vec<i32>) -> i32 {
Dec 12 20:46:47.339 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:46:47.339 INFO [stderr] 
Dec 12 20:46:47.339 INFO [stderr] warning: function is never used: `reference`
Dec 12 20:46:47.339 INFO [stderr]  --> src/reference.rs:7:1
Dec 12 20:46:47.339 INFO [stderr]   |
Dec 12 20:46:47.339 INFO [stderr] 7 | fn reference() {
Dec 12 20:46:47.339 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 12 20:46:47.339 INFO [stderr] 
Dec 12 20:46:47.339 INFO [stderr] warning: function is never used: `add_one`
Dec 12 20:46:47.339 INFO [stderr]   --> src/main.rs:17:1
Dec 12 20:46:47.339 INFO [stderr]    |
Dec 12 20:46:47.339 INFO [stderr] 17 | fn add_one(x: i32) -> i32 {
Dec 12 20:46:47.339 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:46:47.339 INFO [stderr] 
Dec 12 20:46:47.339 INFO [stderr] warning: function is never used: `diverges`
Dec 12 20:46:47.339 INFO [stderr]   --> src/main.rs:21:1
Dec 12 20:46:47.339 INFO [stderr]    |
Dec 12 20:46:47.339 INFO [stderr] 21 | fn diverges() -> ! {
Dec 12 20:46:47.339 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 12 20:46:47.339 INFO [stderr] 
Dec 12 20:46:47.950 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 12 20:46:47.952 INFO [stderr] su: No module specific data is present
Dec 12 20:46:48.652 INFO running `"docker" "inspect" "fedafea8e633626f8d2360f2c2f9c6d6f225fd5befbbc24aca3f632b5ef442b8"`
Dec 12 20:46:48.954 INFO running `"docker" "rm" "-f" "fedafea8e633626f8d2360f2c2f9c6d6f225fd5befbbc24aca3f632b5ef442b8"`
Dec 12 20:46:49.251 INFO [stdout] fedafea8e633626f8d2360f2c2f9c6d6f225fd5befbbc24aca3f632b5ef442b8
Dec 12 20:46:49.257 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 12 20:46:49.912 INFO [stdout] f28592a8d5d64f42eca9badc37becf1fadcdb24b2908ec2962e8cd7504ff0126
Dec 12 20:46:49.915 INFO running `"docker" "start" "-a" "f28592a8d5d64f42eca9badc37becf1fadcdb24b2908ec2962e8cd7504ff0126"`
Dec 12 20:46:51.274 INFO [stderr] usermod: no changes
Dec 12 20:46:51.335 INFO [stderr]    Compiling syntax v0.1.0 (/source)
Dec 12 20:46:51.591 INFO [stderr] warning: unused import: `std::*`
Dec 12 20:46:51.591 INFO [stderr]  --> src/loop.rs:2:5
Dec 12 20:46:51.591 INFO [stderr]   |
Dec 12 20:46:51.591 INFO [stderr] 2 | use std::*;
Dec 12 20:46:51.591 INFO [stderr]   |     ^^^^^^
Dec 12 20:46:51.591 INFO [stderr]   |
Dec 12 20:46:51.591 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:46:51.591 INFO [stderr] 
Dec 12 20:46:51.592 INFO [stderr] warning: unused import: `std::*`
Dec 12 20:46:51.592 INFO [stderr]  --> src/ownership.rs:2:5
Dec 12 20:46:51.592 INFO [stderr]   |
Dec 12 20:46:51.592 INFO [stderr] 2 | use std::*;
Dec 12 20:46:51.592 INFO [stderr]   |     ^^^^^^
Dec 12 20:46:51.592 INFO [stderr] 
Dec 12 20:46:51.759 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:31:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 31 |     let x = 5;
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `a`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:34:10
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 34 |     let (a, b) = (1, 2);
Dec 12 20:46:51.760 INFO [stderr]    |          ^ help: consider using `_a` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `b`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:34:13
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 34 |     let (a, b) = (1, 2);
Dec 12 20:46:51.760 INFO [stderr]    |             ^ help: consider using `_b` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `c`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:37:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 37 |     let c: i32 = 5;
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_c` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: variable `d` is assigned to, but never used
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:41:13
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 41 |     let mut d = 5;
Dec 12 20:46:51.760 INFO [stderr]    |             ^
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr]    = note: consider using `_d` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: value assigned to `d` is never read
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:42:5
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 42 |     d = 10;
Dec 12 20:46:51.760 INFO [stderr]    |     ^
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `e`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:45:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 45 |     let e: i32;
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_e` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `f`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:67:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 67 |     let f: fn(i32) -> i32 = plus_one;
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `f1`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:69:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 69 |     let f1 = plus_one;
Dec 12 20:46:51.760 INFO [stderr]    |         ^^ help: consider using `_f1` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:72:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 72 |     let x = true;
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `y`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:73:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 73 |     let y: bool = false;
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_y` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:75:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 75 |     let x = 'x';
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `two_hearts`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:76:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 76 |     let two_hearts = '里';  // char is 4 bytes
Dec 12 20:46:51.760 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_two_hearts` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:78:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.760 INFO [stderr] 78 |     let x: i8 = 1;
Dec 12 20:46:51.760 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.760 INFO [stderr] 
Dec 12 20:46:51.760 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.760 INFO [stderr]   --> src/main.rs:79:9
Dec 12 20:46:51.760 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 79 |     let x: i16 = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:80:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 80 |     let x: i32 = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:81:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 81 |     let x: i64 = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:82:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 82 |     let x: u8 = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:83:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 83 |     let x: u16 = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:84:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 84 |     let x: u32 = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:85:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 85 |     let x: u64 = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:86:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 86 |     let x: isize = 1;  // unfix size
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:87:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 87 |     let x: usize = 1;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:88:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 88 |     let x: f32 = 1.0;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:89:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 89 |     let x: f64 = 1.0;
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `a`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:91:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 91 |     let a = [1,2,3];
Dec 12 20:46:51.761 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `m`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:92:13
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 92 |     let mut m = [1,2,3];
Dec 12 20:46:51.761 INFO [stderr]    |             ^ help: consider using `_m` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `a_len`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:94:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 94 |     let a_len = a.len();
Dec 12 20:46:51.761 INFO [stderr]    |         ^^^^^ help: consider using `_a_len` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `complete`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:98:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 98 |     let complete = &a[..]; // a slice containing all of the elements in a
Dec 12 20:46:51.761 INFO [stderr]    |         ^^^^^^^^ help: consider using `_complete` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `middle`
Dec 12 20:46:51.761 INFO [stderr]   --> src/main.rs:99:9
Dec 12 20:46:51.761 INFO [stderr]    |
Dec 12 20:46:51.761 INFO [stderr] 99 |     let middle = &a[1..4];
Dec 12 20:46:51.761 INFO [stderr]    |         ^^^^^^ help: consider using `_middle` instead
Dec 12 20:46:51.761 INFO [stderr] 
Dec 12 20:46:51.761 INFO [stderr] warning: unused variable: `x`
Dec 12 20:46:51.761 INFO [stderr]    --> src/main.rs:102:9
Dec 12 20:46:51.762 INFO [stderr]     |
Dec 12 20:46:51.762 INFO [stderr] 102 |     let x = (1, "hello");
Dec 12 20:46:51.762 INFO [stderr]     |         ^ help: consider using `_x` instead
Dec 12 20:46:51.762 INFO [stderr] 
Dec 12 20:46:51.762 INFO [stderr] warning: unused variable: `y`
Dec 12 20:46:51.762 INFO [stderr]   --> src/case.rs:13:9
Dec 12 20:46:51.762 INFO [stderr]    |
Dec 12 20:46:51.762 INFO [stderr] 13 |     let y =
Dec 12 20:46:51.762 INFO [stderr]    |         ^ help: consider using `_y` instead
Dec 12 20:46:51.762 INFO [stderr] 
Dec 12 20:46:51.762 INFO [stderr] warning: unused variable: `v2`
Dec 12 20:46:51.762 INFO [stderr]  --> src/ownership.rs:7:9
Dec 12 20:46:51.762 INFO [stderr]   |
Dec 12 20:46:51.762 INFO [stderr] 7 |     let v2 = v;
Dec 12 20:46:51.762 INFO [stderr]   |         ^^ help: consider using `_v2` instead
Dec 12 20:46:51.762 INFO [stderr] 
Dec 12 20:46:51.762 INFO [stderr] warning: unused variable: `v1`
Dec 12 20:46:51.762 INFO [stderr]  --> src/reference.rs:3:17
Dec 12 20:46:51.762 INFO [stderr]   |
Dec 12 20:46:51.762 INFO [stderr] 3 | fn referencefoo(v1: &Vec<i32>, v2: &Vec<i32>) -> i32 {
Dec 12 20:46:51.762 INFO [stderr]   |                 ^^ help: consider using `_v1` instead
Dec 12 20:46:51.762 INFO [stderr] 
Dec 12 20:46:51.762 INFO [stderr] warning: unused variable: `v2`
Dec 12 20:46:51.762 INFO [stderr]  --> src/reference.rs:3:32
Dec 12 20:46:51.762 INFO [stderr]   |
Dec 12 20:46:51.762 INFO [stderr] 3 | fn referencefoo(v1: &Vec<i32>, v2: &Vec<i32>) -> i32 {
Dec 12 20:46:51.762 INFO [stderr]   |                                ^^ help: consider using `_v2` instead
Dec 12 20:46:51.762 INFO [stderr] 
Dec 12 20:46:51.762 INFO [stderr] warning: unused variable: `answer`
Dec 12 20:46:51.762 INFO [stderr]   --> src/reference.rs:11:9
Dec 12 20:46:51.762 INFO [stderr]    |
Dec 12 20:46:51.762 INFO [stderr] 11 |     let answer = referencefoo(&v1, &v2);
Dec 12 20:46:51.762 INFO [stderr]    |         ^^^^^^ help: consider using `_answer` instead
Dec 12 20:46:51.762 INFO [stderr] 
Dec 12 20:46:51.762 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:46:51.762 INFO [stderr]   --> src/main.rs:92:9
Dec 12 20:46:51.762 INFO [stderr]    |
Dec 12 20:46:51.762 INFO [stderr] 92 |     let mut m = [1,2,3];
Dec 12 20:46:51.762 INFO [stderr]    |         ----^
Dec 12 20:46:51.762 INFO [stderr]    |         |
Dec 12 20:46:51.762 INFO [stderr]    |         help: remove this `mut`
Dec 12 20:46:51.762 INFO [stderr]    |
Dec 12 20:46:51.762 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 20:46:51.762 INFO [stderr] 
Dec 12 20:46:51.783 INFO [stderr] warning: function is never used: `case`
Dec 12 20:46:51.783 INFO [stderr]  --> src/case.rs:2:1
Dec 12 20:46:51.783 INFO [stderr]   |
Dec 12 20:46:51.783 INFO [stderr] 2 | fn case() {
Dec 12 20:46:51.783 INFO [stderr]   | ^^^^^^^^^
Dec 12 20:46:51.783 INFO [stderr]   |
Dec 12 20:46:51.783 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 20:46:51.783 INFO [stderr] 
Dec 12 20:46:51.787 INFO [stderr] warning: function is never used: `referencefoo`
Dec 12 20:46:51.787 INFO [stderr]  --> src/reference.rs:3:1
Dec 12 20:46:51.787 INFO [stderr]   |
Dec 12 20:46:51.787 INFO [stderr] 3 | fn referencefoo(v1: &Vec<i32>, v2: &Vec<i32>) -> i32 {
Dec 12 20:46:51.787 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:46:51.787 INFO [stderr] 
Dec 12 20:46:51.787 INFO [stderr] warning: function is never used: `reference`
Dec 12 20:46:51.787 INFO [stderr]  --> src/reference.rs:7:1
Dec 12 20:46:51.787 INFO [stderr]   |
Dec 12 20:46:51.787 INFO [stderr] 7 | fn reference() {
Dec 12 20:46:51.787 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 12 20:46:51.787 INFO [stderr] 
Dec 12 20:46:51.787 INFO [stderr] warning: function is never used: `add_one`
Dec 12 20:46:51.787 INFO [stderr]   --> src/main.rs:17:1
Dec 12 20:46:51.787 INFO [stderr]    |
Dec 12 20:46:51.787 INFO [stderr] 17 | fn add_one(x: i32) -> i32 {
Dec 12 20:46:51.787 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:46:51.787 INFO [stderr] 
Dec 12 20:46:51.787 INFO [stderr] warning: function is never used: `diverges`
Dec 12 20:46:51.787 INFO [stderr]   --> src/main.rs:21:1
Dec 12 20:46:51.787 INFO [stderr]    |
Dec 12 20:46:51.787 INFO [stderr] 21 | fn diverges() -> ! {
Dec 12 20:46:51.787 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 12 20:46:51.787 INFO [stderr] 
Dec 12 20:46:52.210 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 12 20:46:52.215 INFO [stderr] su: No module specific data is present
Dec 12 20:46:53.371 INFO running `"docker" "inspect" "f28592a8d5d64f42eca9badc37becf1fadcdb24b2908ec2962e8cd7504ff0126"`
Dec 12 20:46:53.739 INFO running `"docker" "rm" "-f" "f28592a8d5d64f42eca9badc37becf1fadcdb24b2908ec2962e8cd7504ff0126"`
Dec 12 20:46:54.033 INFO [stdout] f28592a8d5d64f42eca9badc37becf1fadcdb24b2908ec2962e8cd7504ff0126
Dec 12 20:46:54.043 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 12 20:46:54.501 INFO [stdout] 45257f26161551bd047dd34833f143582eff05dc4e6c4530a870b2e74a81f8af
Dec 12 20:46:54.503 INFO running `"docker" "start" "-a" "45257f26161551bd047dd34833f143582eff05dc4e6c4530a870b2e74a81f8af"`
Dec 12 20:46:56.503 INFO [stderr] usermod: no changes
Dec 12 20:46:56.559 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 12 20:46:56.563 INFO [stderr]      Running /target/debug/deps/syntax-e2a7d8eb3fa1416c
Dec 12 20:46:56.564 INFO [stdout] 
Dec 12 20:46:56.564 INFO [stdout] running 0 tests
Dec 12 20:46:56.565 INFO [stdout] 
Dec 12 20:46:56.565 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:46:56.565 INFO [stdout] 
Dec 12 20:46:56.575 INFO [stderr] su: No module specific data is present
Dec 12 20:46:57.539 INFO running `"docker" "inspect" "45257f26161551bd047dd34833f143582eff05dc4e6c4530a870b2e74a81f8af"`
Dec 12 20:46:57.783 INFO running `"docker" "rm" "-f" "45257f26161551bd047dd34833f143582eff05dc4e6c4530a870b2e74a81f8af"`
Dec 12 20:46:58.127 INFO [stdout] 45257f26161551bd047dd34833f143582eff05dc4e6c4530a870b2e74a81f8af