Oct 21 14:52:06.525 INFO checking pepeul1191/rust-tutorial against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 14:52:06.527 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-1/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-55192/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 21 14:52:06.965 INFO blam! 9a48c8d6fe255cd9bbec15eac87d448fefa2119b94d1c320f1f149495988a433
Oct 21 14:52:06.969 INFO running `"docker" "start" "-a" "9a48c8d6fe255cd9bbec15eac87d448fefa2119b94d1c320f1f149495988a433"`
Oct 21 14:52:07.925 INFO kablam! usermod: no changes
Oct 21 14:52:08.040 INFO kablam!     Checking mustache v0.8.2
Oct 21 14:52:08.040 INFO kablam!     Checking hyper v0.10.13
Oct 21 14:52:12.161 INFO kablam!     Checking nickel v0.10.1
Oct 21 14:52:14.861 INFO kablam!     Checking nickel-demo v0.1.0 (/source)
Oct 21 14:52:16.117 INFO kablam! warning: unused variable: `is_it_true`
Oct 21 14:52:16.117 INFO kablam!   --> src/main.rs:11:7
Oct 21 14:52:16.117 INFO kablam!    |
Oct 21 14:52:16.118 INFO kablam! 11 |   let is_it_true: bool = true;
Oct 21 14:52:16.118 INFO kablam!    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Oct 21 14:52:16.118 INFO kablam!    |
Oct 21 14:52:16.119 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 14:52:16.119 INFO kablam! 
Oct 21 14:52:16.119 INFO kablam! warning: unused variable: `let_x`
Oct 21 14:52:16.120 INFO kablam!   --> src/main.rs:12:7
Oct 21 14:52:16.120 INFO kablam!    |
Oct 21 14:52:16.120 INFO kablam! 12 |   let let_x: char = 'x';
Oct 21 14:52:16.120 INFO kablam!    |       ^^^^^ help: consider using `_let_x` instead
Oct 21 14:52:16.121 INFO kablam! 
Oct 21 14:52:16.127 INFO kablam! warning: variable does not need to be mutable
Oct 21 14:52:16.127 INFO kablam!   --> src/main.rs:10:7
Oct 21 14:52:16.127 INFO kablam!    |
Oct 21 14:52:16.128 INFO kablam! 10 |   let mut num: i32 = 10;
Oct 21 14:52:16.128 INFO kablam!    |       ----^^^
Oct 21 14:52:16.128 INFO kablam!    |       |
Oct 21 14:52:16.129 INFO kablam!    |       help: remove this `mut`
Oct 21 14:52:16.129 INFO kablam!    |
Oct 21 14:52:16.129 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 14:52:16.129 INFO kablam! 
Oct 21 14:52:16.130 INFO kablam! warning: function is never used: `func2`
Oct 21 14:52:16.130 INFO kablam!  --> src/constants.rs:2:2
Oct 21 14:52:16.130 INFO kablam!   |
Oct 21 14:52:16.130 INFO kablam! 2 |     pub fn func2() {
Oct 21 14:52:16.131 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 21 14:52:16.131 INFO kablam!   |
Oct 21 14:52:16.131 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 14:52:16.131 INFO kablam! 
Oct 21 14:52:16.132 INFO kablam! warning: function is never used: `goodbye`
Oct 21 14:52:16.132 INFO kablam!  --> src/english/farewells.rs:1:1
Oct 21 14:52:16.132 INFO kablam!   |
Oct 21 14:52:16.132 INFO kablam! 1 | fn goodbye() -> String {
Oct 21 14:52:16.133 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.133 INFO kablam! 
Oct 21 14:52:16.133 INFO kablam! warning: function is never used: `hello`
Oct 21 14:52:16.133 INFO kablam!  --> src/japanese/greetings.rs:1:1
Oct 21 14:52:16.134 INFO kablam!   |
Oct 21 14:52:16.134 INFO kablam! 1 | fn hello() -> String {
Oct 21 14:52:16.134 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.134 INFO kablam! 
Oct 21 14:52:16.135 INFO kablam! warning: function is never used: `goodbye`
Oct 21 14:52:16.135 INFO kablam!  --> src/japanese/farewells.rs:1:1
Oct 21 14:52:16.135 INFO kablam!   |
Oct 21 14:52:16.135 INFO kablam! 1 | fn goodbye() -> String {
Oct 21 14:52:16.136 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.136 INFO kablam! 
Oct 21 14:52:16.136 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 14:52:16.136 INFO kablam!   --> src/main.rs:32:3
Oct 21 14:52:16.137 INFO kablam!    |
Oct 21 14:52:16.137 INFO kablam! 32 |   server.listen("127.0.0.1:6767");
Oct 21 14:52:16.137 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.137 INFO kablam!    |
Oct 21 14:52:16.138 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 14:52:16.138 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 14:52:16.138 INFO kablam! 
Oct 21 14:52:16.332 INFO kablam! warning: unused variable: `is_it_true`
Oct 21 14:52:16.332 INFO kablam!   --> src/main.rs:11:7
Oct 21 14:52:16.332 INFO kablam!    |
Oct 21 14:52:16.332 INFO kablam! 11 |   let is_it_true: bool = true;
Oct 21 14:52:16.332 INFO kablam!    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Oct 21 14:52:16.332 INFO kablam!    |
Oct 21 14:52:16.332 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 14:52:16.332 INFO kablam! 
Oct 21 14:52:16.332 INFO kablam! warning: unused variable: `let_x`
Oct 21 14:52:16.332 INFO kablam!   --> src/main.rs:12:7
Oct 21 14:52:16.332 INFO kablam!    |
Oct 21 14:52:16.332 INFO kablam! 12 |   let let_x: char = 'x';
Oct 21 14:52:16.332 INFO kablam!    |       ^^^^^ help: consider using `_let_x` instead
Oct 21 14:52:16.332 INFO kablam! 
Oct 21 14:52:16.332 INFO kablam! warning: variable does not need to be mutable
Oct 21 14:52:16.332 INFO kablam!   --> src/main.rs:10:7
Oct 21 14:52:16.332 INFO kablam!    |
Oct 21 14:52:16.332 INFO kablam! 10 |   let mut num: i32 = 10;
Oct 21 14:52:16.332 INFO kablam!    |       ----^^^
Oct 21 14:52:16.332 INFO kablam!    |       |
Oct 21 14:52:16.333 INFO kablam!    |       help: remove this `mut`
Oct 21 14:52:16.333 INFO kablam!    |
Oct 21 14:52:16.333 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 14:52:16.333 INFO kablam! 
Oct 21 14:52:16.340 INFO kablam! warning: function is never used: `func2`
Oct 21 14:52:16.340 INFO kablam!  --> src/constants.rs:2:2
Oct 21 14:52:16.340 INFO kablam!   |
Oct 21 14:52:16.340 INFO kablam! 2 |     pub fn func2() {
Oct 21 14:52:16.340 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 21 14:52:16.340 INFO kablam!   |
Oct 21 14:52:16.340 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 14:52:16.340 INFO kablam! 
Oct 21 14:52:16.340 INFO kablam! warning: function is never used: `goodbye`
Oct 21 14:52:16.340 INFO kablam!  --> src/english/farewells.rs:1:1
Oct 21 14:52:16.340 INFO kablam!   |
Oct 21 14:52:16.340 INFO kablam! 1 | fn goodbye() -> String {
Oct 21 14:52:16.340 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.340 INFO kablam! 
Oct 21 14:52:16.340 INFO kablam! warning: function is never used: `hello`
Oct 21 14:52:16.340 INFO kablam!  --> src/japanese/greetings.rs:1:1
Oct 21 14:52:16.340 INFO kablam!   |
Oct 21 14:52:16.340 INFO kablam! 1 | fn hello() -> String {
Oct 21 14:52:16.340 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.340 INFO kablam! 
Oct 21 14:52:16.340 INFO kablam! warning: function is never used: `goodbye`
Oct 21 14:52:16.340 INFO kablam!  --> src/japanese/farewells.rs:1:1
Oct 21 14:52:16.340 INFO kablam!   |
Oct 21 14:52:16.340 INFO kablam! 1 | fn goodbye() -> String {
Oct 21 14:52:16.341 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.341 INFO kablam! 
Oct 21 14:52:16.341 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 14:52:16.341 INFO kablam!   --> src/main.rs:32:3
Oct 21 14:52:16.341 INFO kablam!    |
Oct 21 14:52:16.341 INFO kablam! 32 |   server.listen("127.0.0.1:6767");
Oct 21 14:52:16.341 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 14:52:16.341 INFO kablam!    |
Oct 21 14:52:16.341 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 14:52:16.341 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 14:52:16.341 INFO kablam! 
Oct 21 14:52:16.368 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.42s
Oct 21 14:52:16.376 INFO kablam! su: No module specific data is present
Oct 21 14:52:16.900 INFO running `"docker" "rm" "-f" "9a48c8d6fe255cd9bbec15eac87d448fefa2119b94d1c320f1f149495988a433"`
Oct 21 14:52:17.181 INFO blam! 9a48c8d6fe255cd9bbec15eac87d448fefa2119b94d1c320f1f149495988a433