Oct 27 12:37:33.739 INFO checking BenjaminGuenin/rust-programming-tutorial against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2
Oct 27 12:37:33.739 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-5/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 27 12:37:34.218 INFO blam! e33d8a237c16c8c1d8f9bead32e698d21189bf481ffb341c1124a386a0bf299c
Oct 27 12:37:34.219 INFO running `"docker" "start" "-a" "e33d8a237c16c8c1d8f9bead32e698d21189bf481ffb341c1124a386a0bf299c"`
Oct 27 12:37:35.463 INFO kablam! usermod: no changes
Oct 27 12:37:35.559 INFO kablam!     Checking rust-programming-tutorial v0.1.0 (/source)
Oct 27 12:37:36.259 INFO kablam! warning: unused variable: `immutable_string`
Oct 27 12:37:36.259 INFO kablam!  --> src/main.rs:3:9
Oct 27 12:37:36.260 INFO kablam!   |
Oct 27 12:37:36.260 INFO kablam! 3 |     let immutable_string = "hello"; // cannot be modified - stored on the stack
Oct 27 12:37:36.260 INFO kablam!   |         ^^^^^^^^^^^^^^^^ help: consider using `_immutable_string` instead
Oct 27 12:37:36.261 INFO kablam!   |
Oct 27 12:37:36.261 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 27 12:37:36.261 INFO kablam! 
Oct 27 12:37:36.261 INFO kablam! warning: unused variable: `s`
Oct 27 12:37:36.261 INFO kablam!   --> src/main.rs:11:13
Oct 27 12:37:36.261 INFO kablam!    |
Oct 27 12:37:36.261 INFO kablam! 11 |         let s = String::from("hello"); // s is valid from this point forward
Oct 27 12:37:36.261 INFO kablam!    |             ^ help: consider using `_s` instead
Oct 27 12:37:36.261 INFO kablam! 
Oct 27 12:37:36.443 INFO kablam! warning: unused variable: `immutable_string`
Oct 27 12:37:36.444 INFO kablam!  --> src/main.rs:3:9
Oct 27 12:37:36.444 INFO kablam!   |
Oct 27 12:37:36.444 INFO kablam! 3 |     let immutable_string = "hello"; // cannot be modified - stored on the stack
Oct 27 12:37:36.445 INFO kablam!   |         ^^^^^^^^^^^^^^^^ help: consider using `_immutable_string` instead
Oct 27 12:37:36.445 INFO kablam!   |
Oct 27 12:37:36.451 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 27 12:37:36.451 INFO kablam! 
Oct 27 12:37:36.451 INFO kablam! warning: unused variable: `s`
Oct 27 12:37:36.452 INFO kablam!   --> src/main.rs:11:13
Oct 27 12:37:36.452 INFO kablam!    |
Oct 27 12:37:36.452 INFO kablam! 11 |         let s = String::from("hello"); // s is valid from this point forward
Oct 27 12:37:36.453 INFO kablam!    |             ^ help: consider using `_s` instead
Oct 27 12:37:36.453 INFO kablam! 
Oct 27 12:37:36.491 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Oct 27 12:37:36.491 INFO kablam! su: No module specific data is present
Oct 27 12:37:37.063 INFO running `"docker" "rm" "-f" "e33d8a237c16c8c1d8f9bead32e698d21189bf481ffb341c1124a386a0bf299c"`
Oct 27 12:37:37.363 INFO blam! e33d8a237c16c8c1d8f9bead32e698d21189bf481ffb341c1124a386a0bf299c