Nov 16 17:07:23.988 INFO testing pepeul1191/rust-tutorial against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 17:07:23.988 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 17:07:24.199 INFO [stdout] ff0dd971e782b9bd56b5c1322fd5ed3e6a9b86a4f486621052385412c528b783
Nov 16 17:07:24.208 INFO running `"docker" "start" "-a" "ff0dd971e782b9bd56b5c1322fd5ed3e6a9b86a4f486621052385412c528b783"`
Nov 16 17:07:24.623 INFO [stderr] usermod: no changes
Nov 16 17:07:24.715 INFO [stderr]    Compiling hyper v0.10.13
Nov 16 17:07:35.478 INFO [stderr]    Compiling nickel v0.10.1
Nov 16 17:07:40.698 INFO [stderr]    Compiling nickel-demo v0.1.0 (/source)
Nov 16 17:07:41.595 INFO [stderr] warning: unused variable: `is_it_true`
Nov 16 17:07:41.595 INFO [stderr]   --> src/main.rs:11:7
Nov 16 17:07:41.595 INFO [stderr]    |
Nov 16 17:07:41.595 INFO [stderr] 11 |   let is_it_true: bool = true;
Nov 16 17:07:41.595 INFO [stderr]    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Nov 16 17:07:41.595 INFO [stderr]    |
Nov 16 17:07:41.595 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:41.595 INFO [stderr] warning: unused variable: `let_x`
Nov 16 17:07:41.595 INFO [stderr]   --> src/main.rs:12:7
Nov 16 17:07:41.595 INFO [stderr]    |
Nov 16 17:07:41.595 INFO [stderr] 12 |   let let_x: char = 'x';
Nov 16 17:07:41.595 INFO [stderr]    |       ^^^^^ help: consider using `_let_x` instead
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:41.595 INFO [stderr] warning: variable does not need to be mutable
Nov 16 17:07:41.595 INFO [stderr]   --> src/main.rs:10:7
Nov 16 17:07:41.595 INFO [stderr]    |
Nov 16 17:07:41.595 INFO [stderr] 10 |   let mut num: i32 = 10;
Nov 16 17:07:41.595 INFO [stderr]    |       ----^^^
Nov 16 17:07:41.595 INFO [stderr]    |       |
Nov 16 17:07:41.595 INFO [stderr]    |       help: remove this `mut`
Nov 16 17:07:41.595 INFO [stderr]    |
Nov 16 17:07:41.595 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:41.595 INFO [stderr] warning: function is never used: `func2`
Nov 16 17:07:41.595 INFO [stderr]  --> src/constants.rs:2:2
Nov 16 17:07:41.595 INFO [stderr]   |
Nov 16 17:07:41.595 INFO [stderr] 2 |     pub fn func2() {
Nov 16 17:07:41.595 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 16 17:07:41.595 INFO [stderr]   |
Nov 16 17:07:41.595 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:41.595 INFO [stderr] warning: function is never used: `goodbye`
Nov 16 17:07:41.595 INFO [stderr]  --> src/english/farewells.rs:1:1
Nov 16 17:07:41.595 INFO [stderr]   |
Nov 16 17:07:41.595 INFO [stderr] 1 | fn goodbye() -> String {
Nov 16 17:07:41.595 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:41.595 INFO [stderr] warning: function is never used: `hello`
Nov 16 17:07:41.595 INFO [stderr]  --> src/japanese/greetings.rs:1:1
Nov 16 17:07:41.595 INFO [stderr]   |
Nov 16 17:07:41.595 INFO [stderr] 1 | fn hello() -> String {
Nov 16 17:07:41.595 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:41.595 INFO [stderr] warning: function is never used: `goodbye`
Nov 16 17:07:41.595 INFO [stderr]  --> src/japanese/farewells.rs:1:1
Nov 16 17:07:41.595 INFO [stderr]   |
Nov 16 17:07:41.595 INFO [stderr] 1 | fn goodbye() -> String {
Nov 16 17:07:41.595 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:41.595 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 17:07:41.595 INFO [stderr]   --> src/main.rs:32:3
Nov 16 17:07:41.595 INFO [stderr]    |
Nov 16 17:07:41.595 INFO [stderr] 32 |   server.listen("127.0.0.1:6767");
Nov 16 17:07:41.595 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:41.595 INFO [stderr]    |
Nov 16 17:07:41.595 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 17:07:41.595 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 17:07:41.595 INFO [stderr] 
Nov 16 17:07:44.591 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.95s
Nov 16 17:07:44.597 INFO [stderr] su: No module specific data is present
Nov 16 17:07:44.956 INFO running `"docker" "inspect" "ff0dd971e782b9bd56b5c1322fd5ed3e6a9b86a4f486621052385412c528b783"`
Nov 16 17:07:45.195 INFO running `"docker" "rm" "-f" "ff0dd971e782b9bd56b5c1322fd5ed3e6a9b86a4f486621052385412c528b783"`
Nov 16 17:07:45.503 INFO [stdout] ff0dd971e782b9bd56b5c1322fd5ed3e6a9b86a4f486621052385412c528b783
Nov 16 17:07:45.510 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 17:07:45.963 INFO [stdout] 83f39f1a2b9cf4b472aa8399e188b216ae1272a48deab5cc2d3e5cf77840d0dc
Nov 16 17:07:45.965 INFO running `"docker" "start" "-a" "83f39f1a2b9cf4b472aa8399e188b216ae1272a48deab5cc2d3e5cf77840d0dc"`
Nov 16 17:07:47.251 INFO [stderr] usermod: no changes
Nov 16 17:07:47.479 INFO [stderr]    Compiling nickel-demo v0.1.0 (/source)
Nov 16 17:07:48.447 INFO [stderr] warning: unused variable: `is_it_true`
Nov 16 17:07:48.448 INFO [stderr]   --> src/main.rs:11:7
Nov 16 17:07:48.448 INFO [stderr]    |
Nov 16 17:07:48.448 INFO [stderr] 11 |   let is_it_true: bool = true;
Nov 16 17:07:48.448 INFO [stderr]    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Nov 16 17:07:48.448 INFO [stderr]    |
Nov 16 17:07:48.448 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 17:07:48.448 INFO [stderr] 
Nov 16 17:07:48.448 INFO [stderr] warning: unused variable: `let_x`
Nov 16 17:07:48.448 INFO [stderr]   --> src/main.rs:12:7
Nov 16 17:07:48.448 INFO [stderr]    |
Nov 16 17:07:48.448 INFO [stderr] 12 |   let let_x: char = 'x';
Nov 16 17:07:48.448 INFO [stderr]    |       ^^^^^ help: consider using `_let_x` instead
Nov 16 17:07:48.449 INFO [stderr] 
Nov 16 17:07:48.451 INFO [stderr] warning: variable does not need to be mutable
Nov 16 17:07:48.451 INFO [stderr]   --> src/main.rs:10:7
Nov 16 17:07:48.451 INFO [stderr]    |
Nov 16 17:07:48.451 INFO [stderr] 10 |   let mut num: i32 = 10;
Nov 16 17:07:48.451 INFO [stderr]    |       ----^^^
Nov 16 17:07:48.451 INFO [stderr]    |       |
Nov 16 17:07:48.451 INFO [stderr]    |       help: remove this `mut`
Nov 16 17:07:48.451 INFO [stderr]    |
Nov 16 17:07:48.451 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 16 17:07:48.451 INFO [stderr] 
Nov 16 17:07:48.453 INFO [stderr] warning: function is never used: `func2`
Nov 16 17:07:48.453 INFO [stderr]  --> src/constants.rs:2:2
Nov 16 17:07:48.453 INFO [stderr]   |
Nov 16 17:07:48.453 INFO [stderr] 2 |     pub fn func2() {
Nov 16 17:07:48.453 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 16 17:07:48.453 INFO [stderr]   |
Nov 16 17:07:48.453 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 17:07:48.453 INFO [stderr] 
Nov 16 17:07:48.453 INFO [stderr] warning: function is never used: `goodbye`
Nov 16 17:07:48.453 INFO [stderr]  --> src/english/farewells.rs:1:1
Nov 16 17:07:48.453 INFO [stderr]   |
Nov 16 17:07:48.453 INFO [stderr] 1 | fn goodbye() -> String {
Nov 16 17:07:48.453 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:48.453 INFO [stderr] 
Nov 16 17:07:48.453 INFO [stderr] warning: function is never used: `hello`
Nov 16 17:07:48.453 INFO [stderr]  --> src/japanese/greetings.rs:1:1
Nov 16 17:07:48.453 INFO [stderr]   |
Nov 16 17:07:48.453 INFO [stderr] 1 | fn hello() -> String {
Nov 16 17:07:48.453 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:48.453 INFO [stderr] 
Nov 16 17:07:48.453 INFO [stderr] warning: function is never used: `goodbye`
Nov 16 17:07:48.453 INFO [stderr]  --> src/japanese/farewells.rs:1:1
Nov 16 17:07:48.453 INFO [stderr]   |
Nov 16 17:07:48.453 INFO [stderr] 1 | fn goodbye() -> String {
Nov 16 17:07:48.454 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:48.454 INFO [stderr] 
Nov 16 17:07:48.458 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 17:07:48.458 INFO [stderr]   --> src/main.rs:32:3
Nov 16 17:07:48.458 INFO [stderr]    |
Nov 16 17:07:48.458 INFO [stderr] 32 |   server.listen("127.0.0.1:6767");
Nov 16 17:07:48.458 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 17:07:48.458 INFO [stderr]    |
Nov 16 17:07:48.458 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 17:07:48.458 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 17:07:48.458 INFO [stderr] 
Nov 16 17:07:48.876 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
Nov 16 17:07:48.884 INFO [stderr] su: No module specific data is present
Nov 16 17:07:49.933 INFO running `"docker" "inspect" "83f39f1a2b9cf4b472aa8399e188b216ae1272a48deab5cc2d3e5cf77840d0dc"`
Nov 16 17:07:50.255 INFO running `"docker" "rm" "-f" "83f39f1a2b9cf4b472aa8399e188b216ae1272a48deab5cc2d3e5cf77840d0dc"`
Nov 16 17:07:50.567 INFO [stdout] 83f39f1a2b9cf4b472aa8399e188b216ae1272a48deab5cc2d3e5cf77840d0dc
Nov 16 17:07:50.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 17:07:51.087 INFO [stdout] 97dc9e65a48e8b7ebe19891b31940639accbd476d9fc04335711457c86ec7c89
Nov 16 17:07:51.092 INFO running `"docker" "start" "-a" "97dc9e65a48e8b7ebe19891b31940639accbd476d9fc04335711457c86ec7c89"`
Nov 16 17:07:52.159 INFO [stderr] usermod: no changes
Nov 16 17:07:52.335 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Nov 16 17:07:52.344 INFO [stderr]      Running /target/debug/deps/nickel_demo-4a71ade99627da91
Nov 16 17:07:52.351 INFO [stdout] 
Nov 16 17:07:52.351 INFO [stdout] running 0 tests
Nov 16 17:07:52.351 INFO [stdout] 
Nov 16 17:07:52.351 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 17:07:52.351 INFO [stdout] 
Nov 16 17:07:52.362 INFO [stderr] su: No module specific data is present
Nov 16 17:07:52.934 INFO running `"docker" "inspect" "97dc9e65a48e8b7ebe19891b31940639accbd476d9fc04335711457c86ec7c89"`
Nov 16 17:07:53.270 INFO running `"docker" "rm" "-f" "97dc9e65a48e8b7ebe19891b31940639accbd476d9fc04335711457c86ec7c89"`
Nov 16 17:07:53.611 INFO [stdout] 97dc9e65a48e8b7ebe19891b31940639accbd476d9fc04335711457c86ec7c89