Nov 16 10:17:30.883 INFO testing tperdue321/rust_basics against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 10:17:30.883 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 16 10:17:31.042 INFO [stdout] b20e2a5b4517ec7dff11f722c17591eeb37df30335d2e178c479d9d739960671
Nov 16 10:17:31.044 INFO running `"docker" "start" "-a" "b20e2a5b4517ec7dff11f722c17591eeb37df30335d2e178c479d9d739960671"`
Nov 16 10:17:31.496 INFO [stderr] usermod: no changes
Nov 16 10:17:31.522 INFO [stderr]    Compiling basics v0.1.0 (/source)
Nov 16 10:17:31.635 INFO [stderr] warning: unused variable: `a`
Nov 16 10:17:31.635 INFO [stderr]  --> src/main.rs:9:9
Nov 16 10:17:31.635 INFO [stderr]   |
Nov 16 10:17:31.635 INFO [stderr] 9 |     let a: i32 = 1;
Nov 16 10:17:31.635 INFO [stderr]   |         ^ help: consider using `_a` instead
Nov 16 10:17:31.635 INFO [stderr]   |
Nov 16 10:17:31.635 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.635 INFO [stderr] warning: variable `b` is assigned to, but never used
Nov 16 10:17:31.635 INFO [stderr]   --> src/main.rs:14:13
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr] 14 |     let mut b: i32 = 15;
Nov 16 10:17:31.635 INFO [stderr]    |             ^
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr]    = note: consider using `_b` instead
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.635 INFO [stderr] warning: value assigned to `b` is never read
Nov 16 10:17:31.635 INFO [stderr]   --> src/main.rs:15:5
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr] 15 |     b = 25;
Nov 16 10:17:31.635 INFO [stderr]    |     ^
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.635 INFO [stderr] warning: unused variable: `x`
Nov 16 10:17:31.635 INFO [stderr]   --> src/main.rs:17:9
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr] 17 |     let x: i32; // bindings need to be given a starting val. this is bad
Nov 16 10:17:31.635 INFO [stderr]    |         ^ help: consider using `_x` instead
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.635 INFO [stderr] warning: value assigned to `x` is never read
Nov 16 10:17:31.635 INFO [stderr]   --> src/main.rs:38:13
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr] 38 |     let mut x: i32 = 1;
Nov 16 10:17:31.635 INFO [stderr]    |             ^
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.635 INFO [stderr] warning: unused variable: `y`
Nov 16 10:17:31.635 INFO [stderr]   --> src/main.rs:42:9
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr] 42 |     let y = 4;
Nov 16 10:17:31.635 INFO [stderr]    |         ^ help: consider using `_y` instead
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.635 INFO [stderr] warning: unused variable: `y`
Nov 16 10:17:31.635 INFO [stderr]   --> src/main.rs:45:9
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr] 45 |     let y = "I can also be bound to text!"; // `y` is now of a different type.
Nov 16 10:17:31.635 INFO [stderr]    |         ^ help: consider using `_y` instead
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.635 INFO [stderr] warning: unused variable: `x`
Nov 16 10:17:31.635 INFO [stderr]   --> src/main.rs:60:9
Nov 16 10:17:31.635 INFO [stderr]    |
Nov 16 10:17:31.635 INFO [stderr] 60 |     let x = return_int_plus_1(1);
Nov 16 10:17:31.635 INFO [stderr]    |         ^ help: consider using `_x` instead
Nov 16 10:17:31.635 INFO [stderr] 
Nov 16 10:17:31.638 INFO [stderr] warning: function is never used: `diverges`
Nov 16 10:17:31.638 INFO [stderr]   --> src/main.rs:93:1
Nov 16 10:17:31.638 INFO [stderr]    |
Nov 16 10:17:31.638 INFO [stderr] 93 | fn diverges() -> ! {
Nov 16 10:17:31.638 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Nov 16 10:17:31.638 INFO [stderr]    |
Nov 16 10:17:31.638 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 10:17:31.638 INFO [stderr] 
Nov 16 10:17:31.802 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
Nov 16 10:17:31.804 INFO [stderr] su: No module specific data is present
Nov 16 10:17:32.039 INFO running `"docker" "inspect" "b20e2a5b4517ec7dff11f722c17591eeb37df30335d2e178c479d9d739960671"`
Nov 16 10:17:32.155 INFO running `"docker" "rm" "-f" "b20e2a5b4517ec7dff11f722c17591eeb37df30335d2e178c479d9d739960671"`
Nov 16 10:17:32.223 INFO [stdout] b20e2a5b4517ec7dff11f722c17591eeb37df30335d2e178c479d9d739960671
Nov 16 10:17:32.225 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 16 10:17:32.459 INFO [stdout] e2faf10ac60dc69f3b3020c1c1fd2362a1cbe14a28f9ed4095db272b091fe9f8
Nov 16 10:17:32.464 INFO running `"docker" "start" "-a" "e2faf10ac60dc69f3b3020c1c1fd2362a1cbe14a28f9ed4095db272b091fe9f8"`
Nov 16 10:17:32.926 INFO [stderr] usermod: no changes
Nov 16 10:17:32.968 INFO [stderr]    Compiling basics v0.1.0 (/source)
Nov 16 10:17:33.119 INFO [stderr] warning: unused variable: `a`
Nov 16 10:17:33.119 INFO [stderr]  --> src/main.rs:9:9
Nov 16 10:17:33.119 INFO [stderr]   |
Nov 16 10:17:33.119 INFO [stderr] 9 |     let a: i32 = 1;
Nov 16 10:17:33.119 INFO [stderr]   |         ^ help: consider using `_a` instead
Nov 16 10:17:33.119 INFO [stderr]   |
Nov 16 10:17:33.119 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 16 10:17:33.119 INFO [stderr] 
Nov 16 10:17:33.119 INFO [stderr] warning: variable `b` is assigned to, but never used
Nov 16 10:17:33.119 INFO [stderr]   --> src/main.rs:14:13
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr] 14 |     let mut b: i32 = 15;
Nov 16 10:17:33.119 INFO [stderr]    |             ^
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr]    = note: consider using `_b` instead
Nov 16 10:17:33.119 INFO [stderr] 
Nov 16 10:17:33.119 INFO [stderr] warning: value assigned to `b` is never read
Nov 16 10:17:33.119 INFO [stderr]   --> src/main.rs:15:5
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr] 15 |     b = 25;
Nov 16 10:17:33.119 INFO [stderr]    |     ^
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 16 10:17:33.119 INFO [stderr] 
Nov 16 10:17:33.119 INFO [stderr] warning: unused variable: `x`
Nov 16 10:17:33.119 INFO [stderr]   --> src/main.rs:17:9
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr] 17 |     let x: i32; // bindings need to be given a starting val. this is bad
Nov 16 10:17:33.119 INFO [stderr]    |         ^ help: consider using `_x` instead
Nov 16 10:17:33.119 INFO [stderr] 
Nov 16 10:17:33.119 INFO [stderr] warning: value assigned to `x` is never read
Nov 16 10:17:33.119 INFO [stderr]   --> src/main.rs:38:13
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr] 38 |     let mut x: i32 = 1;
Nov 16 10:17:33.119 INFO [stderr]    |             ^
Nov 16 10:17:33.119 INFO [stderr] 
Nov 16 10:17:33.119 INFO [stderr] warning: unused variable: `y`
Nov 16 10:17:33.119 INFO [stderr]   --> src/main.rs:42:9
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr] 42 |     let y = 4;
Nov 16 10:17:33.119 INFO [stderr]    |         ^ help: consider using `_y` instead
Nov 16 10:17:33.119 INFO [stderr] 
Nov 16 10:17:33.119 INFO [stderr] warning: unused variable: `y`
Nov 16 10:17:33.119 INFO [stderr]   --> src/main.rs:45:9
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr] 45 |     let y = "I can also be bound to text!"; // `y` is now of a different type.
Nov 16 10:17:33.119 INFO [stderr]    |         ^ help: consider using `_y` instead
Nov 16 10:17:33.119 INFO [stderr] 
Nov 16 10:17:33.119 INFO [stderr] warning: unused variable: `x`
Nov 16 10:17:33.119 INFO [stderr]   --> src/main.rs:60:9
Nov 16 10:17:33.119 INFO [stderr]    |
Nov 16 10:17:33.119 INFO [stderr] 60 |     let x = return_int_plus_1(1);
Nov 16 10:17:33.119 INFO [stderr]    |         ^ help: consider using `_x` instead
Nov 16 10:17:33.120 INFO [stderr] 
Nov 16 10:17:33.125 INFO [stderr] warning: function is never used: `diverges`
Nov 16 10:17:33.125 INFO [stderr]   --> src/main.rs:93:1
Nov 16 10:17:33.125 INFO [stderr]    |
Nov 16 10:17:33.125 INFO [stderr] 93 | fn diverges() -> ! {
Nov 16 10:17:33.125 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Nov 16 10:17:33.125 INFO [stderr]    |
Nov 16 10:17:33.126 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 10:17:33.126 INFO [stderr] 
Nov 16 10:17:33.417 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Nov 16 10:17:33.419 INFO [stderr] su: No module specific data is present
Nov 16 10:17:33.701 INFO running `"docker" "inspect" "e2faf10ac60dc69f3b3020c1c1fd2362a1cbe14a28f9ed4095db272b091fe9f8"`
Nov 16 10:17:33.788 INFO running `"docker" "rm" "-f" "e2faf10ac60dc69f3b3020c1c1fd2362a1cbe14a28f9ed4095db272b091fe9f8"`
Nov 16 10:17:33.897 INFO [stdout] e2faf10ac60dc69f3b3020c1c1fd2362a1cbe14a28f9ed4095db272b091fe9f8
Nov 16 10:17:33.899 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 16 10:17:34.081 INFO [stdout] 36075d2e8789d88eaf9bb62cfed8f003acc461f71bbd4c6ac2fa65d6eed027ee
Nov 16 10:17:34.088 INFO running `"docker" "start" "-a" "36075d2e8789d88eaf9bb62cfed8f003acc461f71bbd4c6ac2fa65d6eed027ee"`
Nov 16 10:17:34.631 INFO [stderr] usermod: no changes
Nov 16 10:17:34.654 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 16 10:17:34.655 INFO [stderr]      Running /target/debug/deps/basics-b80f35a6b8a06204
Nov 16 10:17:34.659 INFO [stderr] su: No module specific data is present
Nov 16 10:17:34.659 INFO [stdout] 
Nov 16 10:17:34.659 INFO [stdout] running 0 tests
Nov 16 10:17:34.659 INFO [stdout] 
Nov 16 10:17:34.659 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 10:17:34.659 INFO [stdout] 
Nov 16 10:17:34.912 INFO running `"docker" "inspect" "36075d2e8789d88eaf9bb62cfed8f003acc461f71bbd4c6ac2fa65d6eed027ee"`
Nov 16 10:17:34.990 INFO running `"docker" "rm" "-f" "36075d2e8789d88eaf9bb62cfed8f003acc461f71bbd4c6ac2fa65d6eed027ee"`
Nov 16 10:17:35.077 INFO [stdout] 36075d2e8789d88eaf9bb62cfed8f003acc461f71bbd4c6ac2fa65d6eed027ee