Dec 13 07:41:13.070 INFO testing pepeul1191/rust-tutorial against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 07:41:13.070 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 07:41:13.631 INFO [stdout] 1ff3c04841db20fc735bcd12936de9a887b895e2742a5ee37a318d37260cff82
Dec 13 07:41:13.639 INFO running `"docker" "start" "-a" "1ff3c04841db20fc735bcd12936de9a887b895e2742a5ee37a318d37260cff82"`
Dec 13 07:41:14.987 INFO [stderr] usermod: no changes
Dec 13 07:41:15.147 INFO [stderr]    Compiling mustache v0.8.2
Dec 13 07:41:15.147 INFO [stderr]    Compiling hyper v0.10.13
Dec 13 07:41:28.110 INFO [stderr]    Compiling nickel v0.10.1
Dec 13 07:41:33.067 INFO [stderr]    Compiling nickel-demo v0.1.0 (/source)
Dec 13 07:41:33.964 INFO [stderr] warning: unused variable: `is_it_true`
Dec 13 07:41:33.964 INFO [stderr]   --> src/main.rs:11:7
Dec 13 07:41:33.964 INFO [stderr]    |
Dec 13 07:41:33.964 INFO [stderr] 11 |   let is_it_true: bool = true;
Dec 13 07:41:33.964 INFO [stderr]    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Dec 13 07:41:33.964 INFO [stderr]    |
Dec 13 07:41:33.964 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 07:41:33.964 INFO [stderr] 
Dec 13 07:41:33.964 INFO [stderr] warning: unused variable: `let_x`
Dec 13 07:41:33.964 INFO [stderr]   --> src/main.rs:12:7
Dec 13 07:41:33.964 INFO [stderr]    |
Dec 13 07:41:33.964 INFO [stderr] 12 |   let let_x: char = 'x';
Dec 13 07:41:33.964 INFO [stderr]    |       ^^^^^ help: consider using `_let_x` instead
Dec 13 07:41:33.964 INFO [stderr] 
Dec 13 07:41:33.971 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:41:33.971 INFO [stderr]   --> src/main.rs:10:7
Dec 13 07:41:33.971 INFO [stderr]    |
Dec 13 07:41:33.971 INFO [stderr] 10 |   let mut num: i32 = 10;
Dec 13 07:41:33.971 INFO [stderr]    |       ----^^^
Dec 13 07:41:33.971 INFO [stderr]    |       |
Dec 13 07:41:33.971 INFO [stderr]    |       help: remove this `mut`
Dec 13 07:41:33.971 INFO [stderr]    |
Dec 13 07:41:33.971 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 07:41:33.971 INFO [stderr] 
Dec 13 07:41:33.974 INFO [stderr] warning: function is never used: `func2`
Dec 13 07:41:33.974 INFO [stderr]  --> src/constants.rs:2:2
Dec 13 07:41:33.974 INFO [stderr]   |
Dec 13 07:41:33.974 INFO [stderr] 2 |     pub fn func2() {
Dec 13 07:41:33.975 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 13 07:41:33.975 INFO [stderr]   |
Dec 13 07:41:33.975 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 07:41:33.975 INFO [stderr] 
Dec 13 07:41:33.975 INFO [stderr] warning: function is never used: `goodbye`
Dec 13 07:41:33.975 INFO [stderr]  --> src/english/farewells.rs:1:1
Dec 13 07:41:33.975 INFO [stderr]   |
Dec 13 07:41:33.975 INFO [stderr] 1 | fn goodbye() -> String {
Dec 13 07:41:33.975 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:33.975 INFO [stderr] 
Dec 13 07:41:33.975 INFO [stderr] warning: function is never used: `hello`
Dec 13 07:41:33.975 INFO [stderr]  --> src/japanese/greetings.rs:1:1
Dec 13 07:41:33.975 INFO [stderr]   |
Dec 13 07:41:33.975 INFO [stderr] 1 | fn hello() -> String {
Dec 13 07:41:33.975 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:33.975 INFO [stderr] 
Dec 13 07:41:33.975 INFO [stderr] warning: function is never used: `goodbye`
Dec 13 07:41:33.975 INFO [stderr]  --> src/japanese/farewells.rs:1:1
Dec 13 07:41:33.975 INFO [stderr]   |
Dec 13 07:41:33.975 INFO [stderr] 1 | fn goodbye() -> String {
Dec 13 07:41:33.975 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:33.975 INFO [stderr] 
Dec 13 07:41:33.976 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 07:41:33.976 INFO [stderr]   --> src/main.rs:32:3
Dec 13 07:41:33.976 INFO [stderr]    |
Dec 13 07:41:33.976 INFO [stderr] 32 |   server.listen("127.0.0.1:6767");
Dec 13 07:41:33.976 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:33.976 INFO [stderr]    |
Dec 13 07:41:33.976 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 07:41:33.976 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 07:41:33.976 INFO [stderr] 
Dec 13 07:41:37.464 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.45s
Dec 13 07:41:37.471 INFO [stderr] su: No module specific data is present
Dec 13 07:41:39.007 INFO running `"docker" "inspect" "1ff3c04841db20fc735bcd12936de9a887b895e2742a5ee37a318d37260cff82"`
Dec 13 07:41:39.399 INFO running `"docker" "rm" "-f" "1ff3c04841db20fc735bcd12936de9a887b895e2742a5ee37a318d37260cff82"`
Dec 13 07:41:39.742 INFO [stdout] 1ff3c04841db20fc735bcd12936de9a887b895e2742a5ee37a318d37260cff82
Dec 13 07:41:39.744 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 07:41:40.240 INFO [stdout] 6231227c396f2b59cca9627dda5dbca58e2fdc5d634589d35328994745003e2c
Dec 13 07:41:40.242 INFO running `"docker" "start" "-a" "6231227c396f2b59cca9627dda5dbca58e2fdc5d634589d35328994745003e2c"`
Dec 13 07:41:42.539 INFO [stderr] usermod: no changes
Dec 13 07:41:42.748 INFO [stderr]    Compiling nickel-demo v0.1.0 (/source)
Dec 13 07:41:43.911 INFO [stderr] warning: unused variable: `is_it_true`
Dec 13 07:41:43.911 INFO [stderr]   --> src/main.rs:11:7
Dec 13 07:41:43.911 INFO [stderr]    |
Dec 13 07:41:43.911 INFO [stderr] 11 |   let is_it_true: bool = true;
Dec 13 07:41:43.911 INFO [stderr]    |       ^^^^^^^^^^ help: consider using `_is_it_true` instead
Dec 13 07:41:43.911 INFO [stderr]    |
Dec 13 07:41:43.911 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 07:41:43.911 INFO [stderr] 
Dec 13 07:41:43.911 INFO [stderr] warning: unused variable: `let_x`
Dec 13 07:41:43.911 INFO [stderr]   --> src/main.rs:12:7
Dec 13 07:41:43.911 INFO [stderr]    |
Dec 13 07:41:43.911 INFO [stderr] 12 |   let let_x: char = 'x';
Dec 13 07:41:43.911 INFO [stderr]    |       ^^^^^ help: consider using `_let_x` instead
Dec 13 07:41:43.911 INFO [stderr] 
Dec 13 07:41:43.911 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:41:43.911 INFO [stderr]   --> src/main.rs:10:7
Dec 13 07:41:43.911 INFO [stderr]    |
Dec 13 07:41:43.911 INFO [stderr] 10 |   let mut num: i32 = 10;
Dec 13 07:41:43.911 INFO [stderr]    |       ----^^^
Dec 13 07:41:43.911 INFO [stderr]    |       |
Dec 13 07:41:43.911 INFO [stderr]    |       help: remove this `mut`
Dec 13 07:41:43.911 INFO [stderr]    |
Dec 13 07:41:43.911 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 07:41:43.911 INFO [stderr] 
Dec 13 07:41:43.919 INFO [stderr] warning: function is never used: `func2`
Dec 13 07:41:43.919 INFO [stderr]  --> src/constants.rs:2:2
Dec 13 07:41:43.919 INFO [stderr]   |
Dec 13 07:41:43.919 INFO [stderr] 2 |     pub fn func2() {
Dec 13 07:41:43.919 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 13 07:41:43.919 INFO [stderr]   |
Dec 13 07:41:43.919 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 07:41:43.919 INFO [stderr] 
Dec 13 07:41:43.919 INFO [stderr] warning: function is never used: `goodbye`
Dec 13 07:41:43.919 INFO [stderr]  --> src/english/farewells.rs:1:1
Dec 13 07:41:43.919 INFO [stderr]   |
Dec 13 07:41:43.919 INFO [stderr] 1 | fn goodbye() -> String {
Dec 13 07:41:43.919 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:43.919 INFO [stderr] 
Dec 13 07:41:43.919 INFO [stderr] warning: function is never used: `hello`
Dec 13 07:41:43.919 INFO [stderr]  --> src/japanese/greetings.rs:1:1
Dec 13 07:41:43.919 INFO [stderr]   |
Dec 13 07:41:43.919 INFO [stderr] 1 | fn hello() -> String {
Dec 13 07:41:43.919 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:43.919 INFO [stderr] 
Dec 13 07:41:43.919 INFO [stderr] warning: function is never used: `goodbye`
Dec 13 07:41:43.919 INFO [stderr]  --> src/japanese/farewells.rs:1:1
Dec 13 07:41:43.919 INFO [stderr]   |
Dec 13 07:41:43.919 INFO [stderr] 1 | fn goodbye() -> String {
Dec 13 07:41:43.919 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:43.919 INFO [stderr] 
Dec 13 07:41:43.919 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 07:41:43.919 INFO [stderr]   --> src/main.rs:32:3
Dec 13 07:41:43.919 INFO [stderr]    |
Dec 13 07:41:43.919 INFO [stderr] 32 |   server.listen("127.0.0.1:6767");
Dec 13 07:41:43.919 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 07:41:43.919 INFO [stderr]    |
Dec 13 07:41:43.919 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 07:41:43.919 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 07:41:43.919 INFO [stderr] 
Dec 13 07:41:44.385 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
Dec 13 07:41:44.395 INFO [stderr] su: No module specific data is present
Dec 13 07:41:45.501 INFO running `"docker" "inspect" "6231227c396f2b59cca9627dda5dbca58e2fdc5d634589d35328994745003e2c"`
Dec 13 07:41:45.797 INFO running `"docker" "rm" "-f" "6231227c396f2b59cca9627dda5dbca58e2fdc5d634589d35328994745003e2c"`
Dec 13 07:41:46.106 INFO [stdout] 6231227c396f2b59cca9627dda5dbca58e2fdc5d634589d35328994745003e2c
Dec 13 07:41:46.115 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 07:41:46.430 INFO [stdout] 750630bddfacf91590c7468c06743232b99f7ca9cfeeb8bb9015ff6eba5d0af3
Dec 13 07:41:46.437 INFO running `"docker" "start" "-a" "750630bddfacf91590c7468c06743232b99f7ca9cfeeb8bb9015ff6eba5d0af3"`
Dec 13 07:41:47.914 INFO [stderr] usermod: no changes
Dec 13 07:41:48.031 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 13 07:41:48.039 INFO [stderr]      Running /target/debug/deps/nickel_demo-39bcf1daa5267218
Dec 13 07:41:48.047 INFO [stderr] su: No module specific data is present
Dec 13 07:41:48.047 INFO [stdout] 
Dec 13 07:41:48.047 INFO [stdout] running 0 tests
Dec 13 07:41:48.047 INFO [stdout] 
Dec 13 07:41:48.047 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 07:41:48.047 INFO [stdout] 
Dec 13 07:41:48.623 INFO running `"docker" "inspect" "750630bddfacf91590c7468c06743232b99f7ca9cfeeb8bb9015ff6eba5d0af3"`
Dec 13 07:41:48.873 INFO running `"docker" "rm" "-f" "750630bddfacf91590c7468c06743232b99f7ca9cfeeb8bb9015ff6eba5d0af3"`
Dec 13 07:41:49.163 INFO [stdout] 750630bddfacf91590c7468c06743232b99f7ca9cfeeb8bb9015ff6eba5d0af3