Nov 29 20:40:54.863 INFO checking pepeul1191/rust-tutorial against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 20:40:54.863 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 29 20:40:55.088 INFO [stdout] fc4cb8e05113ed32e5b351a8103a89dfb6d4ad36f33b6a11c5df36d808d406df
Nov 29 20:40:55.090 INFO running `"docker" "start" "-a" "fc4cb8e05113ed32e5b351a8103a89dfb6d4ad36f33b6a11c5df36d808d406df"`
Nov 29 20:40:55.700 INFO [stderr] usermod: no changes
Nov 29 20:40:55.869 INFO [stderr]     Checking hyper v0.10.13
Nov 29 20:41:00.068 INFO [stderr]     Checking nickel v0.10.1
Nov 29 20:41:02.734 INFO [stderr]     Checking nickel-demo v0.1.0 (/source)
Nov 29 20:41:04.573 INFO [stderr] warning: unused variable: `is_it_true`
Nov 29 20:41:04.574 INFO [stderr]   --> src/main.rs:11:7
Nov 29 20:41:04.574 INFO [stderr]    |
Nov 29 20:41:04.574 INFO [stderr] 11 |   let is_it_true: bool = true;
Nov 29 20:41:04.574 INFO [stderr]    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Nov 29 20:41:04.574 INFO [stderr]    |
Nov 29 20:41:04.574 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 20:41:04.574 INFO [stderr] 
Nov 29 20:41:04.574 INFO [stderr] warning: unused variable: `let_x`
Nov 29 20:41:04.574 INFO [stderr]   --> src/main.rs:12:7
Nov 29 20:41:04.574 INFO [stderr]    |
Nov 29 20:41:04.574 INFO [stderr] 12 |   let let_x: char = 'x';
Nov 29 20:41:04.574 INFO [stderr]    |       ^^^^^ help: consider using `_let_x` instead
Nov 29 20:41:04.574 INFO [stderr] 
Nov 29 20:41:04.581 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:41:04.581 INFO [stderr]   --> src/main.rs:10:7
Nov 29 20:41:04.581 INFO [stderr]    |
Nov 29 20:41:04.581 INFO [stderr] 10 |   let mut num: i32 = 10;
Nov 29 20:41:04.581 INFO [stderr]    |       ----^^^
Nov 29 20:41:04.581 INFO [stderr]    |       |
Nov 29 20:41:04.581 INFO [stderr]    |       help: remove this `mut`
Nov 29 20:41:04.581 INFO [stderr]    |
Nov 29 20:41:04.592 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 20:41:04.592 INFO [stderr] 
Nov 29 20:41:04.595 INFO [stderr] warning: function is never used: `func2`
Nov 29 20:41:04.595 INFO [stderr]  --> src/constants.rs:2:2
Nov 29 20:41:04.595 INFO [stderr]   |
Nov 29 20:41:04.595 INFO [stderr] 2 |     pub fn func2() {
Nov 29 20:41:04.595 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 29 20:41:04.595 INFO [stderr]   |
Nov 29 20:41:04.595 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 20:41:04.595 INFO [stderr] 
Nov 29 20:41:04.595 INFO [stderr] warning: function is never used: `goodbye`
Nov 29 20:41:04.595 INFO [stderr]  --> src/english/farewells.rs:1:1
Nov 29 20:41:04.595 INFO [stderr]   |
Nov 29 20:41:04.595 INFO [stderr] 1 | fn goodbye() -> String {
Nov 29 20:41:04.595 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.595 INFO [stderr] 
Nov 29 20:41:04.595 INFO [stderr] warning: function is never used: `hello`
Nov 29 20:41:04.595 INFO [stderr]  --> src/japanese/greetings.rs:1:1
Nov 29 20:41:04.595 INFO [stderr]   |
Nov 29 20:41:04.595 INFO [stderr] 1 | fn hello() -> String {
Nov 29 20:41:04.596 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.596 INFO [stderr] 
Nov 29 20:41:04.596 INFO [stderr] warning: function is never used: `goodbye`
Nov 29 20:41:04.596 INFO [stderr]  --> src/japanese/farewells.rs:1:1
Nov 29 20:41:04.596 INFO [stderr]   |
Nov 29 20:41:04.596 INFO [stderr] 1 | fn goodbye() -> String {
Nov 29 20:41:04.596 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.596 INFO [stderr] 
Nov 29 20:41:04.597 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 20:41:04.597 INFO [stderr]   --> src/main.rs:32:3
Nov 29 20:41:04.597 INFO [stderr]    |
Nov 29 20:41:04.597 INFO [stderr] 32 |   server.listen("127.0.0.1:6767");
Nov 29 20:41:04.597 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.597 INFO [stderr]    |
Nov 29 20:41:04.597 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 20:41:04.597 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 20:41:04.597 INFO [stderr] 
Nov 29 20:41:04.608 INFO [stderr] warning: unused variable: `is_it_true`
Nov 29 20:41:04.608 INFO [stderr]   --> src/main.rs:11:7
Nov 29 20:41:04.608 INFO [stderr]    |
Nov 29 20:41:04.608 INFO [stderr] 11 |   let is_it_true: bool = true;
Nov 29 20:41:04.608 INFO [stderr]    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Nov 29 20:41:04.608 INFO [stderr]    |
Nov 29 20:41:04.608 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 20:41:04.608 INFO [stderr] 
Nov 29 20:41:04.608 INFO [stderr] warning: unused variable: `let_x`
Nov 29 20:41:04.608 INFO [stderr]   --> src/main.rs:12:7
Nov 29 20:41:04.608 INFO [stderr]    |
Nov 29 20:41:04.608 INFO [stderr] 12 |   let let_x: char = 'x';
Nov 29 20:41:04.608 INFO [stderr]    |       ^^^^^ help: consider using `_let_x` instead
Nov 29 20:41:04.608 INFO [stderr] 
Nov 29 20:41:04.619 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:41:04.619 INFO [stderr]   --> src/main.rs:10:7
Nov 29 20:41:04.619 INFO [stderr]    |
Nov 29 20:41:04.619 INFO [stderr] 10 |   let mut num: i32 = 10;
Nov 29 20:41:04.619 INFO [stderr]    |       ----^^^
Nov 29 20:41:04.619 INFO [stderr]    |       |
Nov 29 20:41:04.619 INFO [stderr]    |       help: remove this `mut`
Nov 29 20:41:04.619 INFO [stderr]    |
Nov 29 20:41:04.619 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 20:41:04.619 INFO [stderr] 
Nov 29 20:41:04.621 INFO [stderr] warning: function is never used: `func2`
Nov 29 20:41:04.621 INFO [stderr]  --> src/constants.rs:2:2
Nov 29 20:41:04.621 INFO [stderr]   |
Nov 29 20:41:04.621 INFO [stderr] 2 |     pub fn func2() {
Nov 29 20:41:04.621 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 29 20:41:04.621 INFO [stderr]   |
Nov 29 20:41:04.621 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 20:41:04.621 INFO [stderr] 
Nov 29 20:41:04.621 INFO [stderr] warning: function is never used: `goodbye`
Nov 29 20:41:04.622 INFO [stderr]  --> src/english/farewells.rs:1:1
Nov 29 20:41:04.622 INFO [stderr]   |
Nov 29 20:41:04.622 INFO [stderr] 1 | fn goodbye() -> String {
Nov 29 20:41:04.622 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.622 INFO [stderr] 
Nov 29 20:41:04.622 INFO [stderr] warning: function is never used: `hello`
Nov 29 20:41:04.622 INFO [stderr]  --> src/japanese/greetings.rs:1:1
Nov 29 20:41:04.622 INFO [stderr]   |
Nov 29 20:41:04.622 INFO [stderr] 1 | fn hello() -> String {
Nov 29 20:41:04.622 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.622 INFO [stderr] 
Nov 29 20:41:04.622 INFO [stderr] warning: function is never used: `goodbye`
Nov 29 20:41:04.622 INFO [stderr]  --> src/japanese/farewells.rs:1:1
Nov 29 20:41:04.622 INFO [stderr]   |
Nov 29 20:41:04.622 INFO [stderr] 1 | fn goodbye() -> String {
Nov 29 20:41:04.622 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.622 INFO [stderr] 
Nov 29 20:41:04.622 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 20:41:04.622 INFO [stderr]   --> src/main.rs:32:3
Nov 29 20:41:04.622 INFO [stderr]    |
Nov 29 20:41:04.622 INFO [stderr] 32 |   server.listen("127.0.0.1:6767");
Nov 29 20:41:04.622 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:41:04.622 INFO [stderr]    |
Nov 29 20:41:04.622 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 20:41:04.622 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 20:41:04.622 INFO [stderr] 
Nov 29 20:41:04.668 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.93s
Nov 29 20:41:04.683 INFO [stderr] su: No module specific data is present
Nov 29 20:41:06.251 INFO running `"docker" "inspect" "fc4cb8e05113ed32e5b351a8103a89dfb6d4ad36f33b6a11c5df36d808d406df"`
Nov 29 20:41:06.516 INFO running `"docker" "rm" "-f" "fc4cb8e05113ed32e5b351a8103a89dfb6d4ad36f33b6a11c5df36d808d406df"`
Nov 29 20:41:06.892 INFO [stdout] fc4cb8e05113ed32e5b351a8103a89dfb6d4ad36f33b6a11c5df36d808d406df