Dec 05 21:59:55.791 INFO testing harindaka/rust-guessing-game against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 21:59:55.791 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 21:59:56.136 INFO [stdout] 7b25f4e2e6475d2e0cd53f95fa85b5a06689dfdb1c9e8ee9b4ddfbb052be078f
Dec 05 21:59:56.139 INFO running `"docker" "start" "-a" "7b25f4e2e6475d2e0cd53f95fa85b5a06689dfdb1c9e8ee9b4ddfbb052be078f"`
Dec 05 21:59:57.344 INFO [stderr] usermod: no changes
Dec 05 21:59:57.471 INFO [stderr]    Compiling serde_json v1.0.5
Dec 05 22:00:01.748 INFO [stderr]    Compiling rust_examples v0.1.0 (/source)
Dec 05 22:00:02.384 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 22:00:02.384 INFO [stderr]  --> src/main.rs:4:1
Dec 05 22:00:02.384 INFO [stderr]   |
Dec 05 22:00:02.384 INFO [stderr] 4 | #[macro_use]
Dec 05 22:00:02.385 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 22:00:02.385 INFO [stderr]   |
Dec 05 22:00:02.385 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 22:00:02.385 INFO [stderr] 
Dec 05 22:00:02.385 INFO [stderr] warning: unused import: `config`
Dec 05 22:00:02.385 INFO [stderr]  --> src/configuration.rs:5:5
Dec 05 22:00:02.388 INFO [stderr]   |
Dec 05 22:00:02.388 INFO [stderr] 5 | use config;
Dec 05 22:00:02.388 INFO [stderr]   |     ^^^^^^
Dec 05 22:00:02.388 INFO [stderr] 
Dec 05 22:00:02.776 INFO [stderr] warning: unused variable: `config_build`
Dec 05 22:00:02.776 INFO [stderr]   --> src/configuration.rs:11:13
Dec 05 22:00:02.776 INFO [stderr]    |
Dec 05 22:00:02.776 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Dec 05 22:00:02.776 INFO [stderr]    |             ^^^^^^^^^^^^ help: consider using `_config_build` instead
Dec 05 22:00:02.776 INFO [stderr]    |
Dec 05 22:00:02.776 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 22:00:02.776 INFO [stderr] 
Dec 05 22:00:02.776 INFO [stderr] warning: unused variable: `config_prod`
Dec 05 22:00:02.776 INFO [stderr]   --> src/configuration.rs:15:13
Dec 05 22:00:02.776 INFO [stderr]    |
Dec 05 22:00:02.776 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Dec 05 22:00:02.776 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_config_prod` instead
Dec 05 22:00:02.776 INFO [stderr] 
Dec 05 22:00:02.785 INFO [stderr] warning: variable does not need to be mutable
Dec 05 22:00:02.785 INFO [stderr]   --> src/configuration.rs:11:9
Dec 05 22:00:02.785 INFO [stderr]    |
Dec 05 22:00:02.785 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Dec 05 22:00:02.785 INFO [stderr]    |         ----^^^^^^^^^^^^
Dec 05 22:00:02.785 INFO [stderr]    |         |
Dec 05 22:00:02.785 INFO [stderr]    |         help: remove this `mut`
Dec 05 22:00:02.785 INFO [stderr]    |
Dec 05 22:00:02.792 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 22:00:02.792 INFO [stderr] 
Dec 05 22:00:02.792 INFO [stderr] warning: variable does not need to be mutable
Dec 05 22:00:02.792 INFO [stderr]   --> src/configuration.rs:14:9
Dec 05 22:00:02.792 INFO [stderr]    |
Dec 05 22:00:02.792 INFO [stderr] 14 |     let mut config_qa: Value = from_str(include_str!("config/config_qa.json")).unwrap();
Dec 05 22:00:02.792 INFO [stderr]    |         ----^^^^^^^^^
Dec 05 22:00:02.792 INFO [stderr]    |         |
Dec 05 22:00:02.793 INFO [stderr]    |         help: remove this `mut`
Dec 05 22:00:02.793 INFO [stderr] 
Dec 05 22:00:02.793 INFO [stderr] warning: variable does not need to be mutable
Dec 05 22:00:02.793 INFO [stderr]   --> src/configuration.rs:15:9
Dec 05 22:00:02.793 INFO [stderr]    |
Dec 05 22:00:02.793 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Dec 05 22:00:02.793 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 05 22:00:02.793 INFO [stderr]    |         |
Dec 05 22:00:02.793 INFO [stderr]    |         help: remove this `mut`
Dec 05 22:00:02.793 INFO [stderr] 
Dec 05 22:00:03.631 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.26s
Dec 05 22:00:03.640 INFO [stderr] su: No module specific data is present
Dec 05 22:00:04.672 INFO running `"docker" "inspect" "7b25f4e2e6475d2e0cd53f95fa85b5a06689dfdb1c9e8ee9b4ddfbb052be078f"`
Dec 05 22:00:05.066 INFO running `"docker" "rm" "-f" "7b25f4e2e6475d2e0cd53f95fa85b5a06689dfdb1c9e8ee9b4ddfbb052be078f"`
Dec 05 22:00:05.380 INFO [stdout] 7b25f4e2e6475d2e0cd53f95fa85b5a06689dfdb1c9e8ee9b4ddfbb052be078f
Dec 05 22:00:05.384 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 22:00:05.832 INFO [stdout] e9f4b3da6719cd6ee779cab4456ca5aad76dc7b237188dc0b8d465e1fd1ba668
Dec 05 22:00:05.840 INFO running `"docker" "start" "-a" "e9f4b3da6719cd6ee779cab4456ca5aad76dc7b237188dc0b8d465e1fd1ba668"`
Dec 05 22:00:07.484 INFO [stderr] usermod: no changes
Dec 05 22:00:07.604 INFO [stderr]    Compiling rust_examples v0.1.0 (/source)
Dec 05 22:00:08.300 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 22:00:08.300 INFO [stderr]  --> src/main.rs:4:1
Dec 05 22:00:08.300 INFO [stderr]   |
Dec 05 22:00:08.300 INFO [stderr] 4 | #[macro_use]
Dec 05 22:00:08.300 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 22:00:08.300 INFO [stderr]   |
Dec 05 22:00:08.300 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 22:00:08.300 INFO [stderr] 
Dec 05 22:00:08.300 INFO [stderr] warning: unused import: `config`
Dec 05 22:00:08.300 INFO [stderr]  --> src/configuration.rs:5:5
Dec 05 22:00:08.300 INFO [stderr]   |
Dec 05 22:00:08.300 INFO [stderr] 5 | use config;
Dec 05 22:00:08.300 INFO [stderr]   |     ^^^^^^
Dec 05 22:00:08.300 INFO [stderr] 
Dec 05 22:00:08.528 INFO [stderr] warning: unused variable: `config_build`
Dec 05 22:00:08.528 INFO [stderr]   --> src/configuration.rs:11:13
Dec 05 22:00:08.528 INFO [stderr]    |
Dec 05 22:00:08.529 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Dec 05 22:00:08.529 INFO [stderr]    |             ^^^^^^^^^^^^ help: consider using `_config_build` instead
Dec 05 22:00:08.529 INFO [stderr]    |
Dec 05 22:00:08.529 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 22:00:08.530 INFO [stderr] 
Dec 05 22:00:08.530 INFO [stderr] warning: unused variable: `config_prod`
Dec 05 22:00:08.530 INFO [stderr]   --> src/configuration.rs:15:13
Dec 05 22:00:08.530 INFO [stderr]    |
Dec 05 22:00:08.531 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Dec 05 22:00:08.531 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_config_prod` instead
Dec 05 22:00:08.531 INFO [stderr] 
Dec 05 22:00:08.541 INFO [stderr] warning: variable does not need to be mutable
Dec 05 22:00:08.541 INFO [stderr]   --> src/configuration.rs:11:9
Dec 05 22:00:08.541 INFO [stderr]    |
Dec 05 22:00:08.542 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Dec 05 22:00:08.542 INFO [stderr]    |         ----^^^^^^^^^^^^
Dec 05 22:00:08.542 INFO [stderr]    |         |
Dec 05 22:00:08.542 INFO [stderr]    |         help: remove this `mut`
Dec 05 22:00:08.543 INFO [stderr]    |
Dec 05 22:00:08.543 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 22:00:08.543 INFO [stderr] 
Dec 05 22:00:08.544 INFO [stderr] warning: variable does not need to be mutable
Dec 05 22:00:08.544 INFO [stderr]   --> src/configuration.rs:14:9
Dec 05 22:00:08.544 INFO [stderr]    |
Dec 05 22:00:08.544 INFO [stderr] 14 |     let mut config_qa: Value = from_str(include_str!("config/config_qa.json")).unwrap();
Dec 05 22:00:08.545 INFO [stderr]    |         ----^^^^^^^^^
Dec 05 22:00:08.545 INFO [stderr]    |         |
Dec 05 22:00:08.545 INFO [stderr]    |         help: remove this `mut`
Dec 05 22:00:08.545 INFO [stderr] 
Dec 05 22:00:08.546 INFO [stderr] warning: variable does not need to be mutable
Dec 05 22:00:08.546 INFO [stderr]   --> src/configuration.rs:15:9
Dec 05 22:00:08.546 INFO [stderr]    |
Dec 05 22:00:08.546 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Dec 05 22:00:08.547 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 05 22:00:08.547 INFO [stderr]    |         |
Dec 05 22:00:08.547 INFO [stderr]    |         help: remove this `mut`
Dec 05 22:00:08.547 INFO [stderr] 
Dec 05 22:00:08.928 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Dec 05 22:00:08.932 INFO [stderr] su: No module specific data is present
Dec 05 22:00:09.834 INFO running `"docker" "inspect" "e9f4b3da6719cd6ee779cab4456ca5aad76dc7b237188dc0b8d465e1fd1ba668"`
Dec 05 22:00:10.212 INFO running `"docker" "rm" "-f" "e9f4b3da6719cd6ee779cab4456ca5aad76dc7b237188dc0b8d465e1fd1ba668"`
Dec 05 22:00:10.512 INFO [stdout] e9f4b3da6719cd6ee779cab4456ca5aad76dc7b237188dc0b8d465e1fd1ba668
Dec 05 22:00:10.518 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 22:00:10.959 INFO [stdout] a9e02ed0c2aab5c47109a18cb71f69787dbcea6f9a4578cb869b1c89b0b48340
Dec 05 22:00:10.961 INFO running `"docker" "start" "-a" "a9e02ed0c2aab5c47109a18cb71f69787dbcea6f9a4578cb869b1c89b0b48340"`
Dec 05 22:00:12.000 INFO [stderr] usermod: no changes
Dec 05 22:00:12.122 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 05 22:00:12.136 INFO [stderr]      Running /target/debug/deps/rust_examples-ed82be25ad3b985a
Dec 05 22:00:12.144 INFO [stderr] su: No module specific data is present
Dec 05 22:00:12.144 INFO [stdout] 
Dec 05 22:00:12.144 INFO [stdout] running 0 tests
Dec 05 22:00:12.144 INFO [stdout] 
Dec 05 22:00:12.144 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 22:00:12.144 INFO [stdout] 
Dec 05 22:00:12.771 INFO running `"docker" "inspect" "a9e02ed0c2aab5c47109a18cb71f69787dbcea6f9a4578cb869b1c89b0b48340"`
Dec 05 22:00:12.976 INFO running `"docker" "rm" "-f" "a9e02ed0c2aab5c47109a18cb71f69787dbcea6f9a4578cb869b1c89b0b48340"`
Dec 05 22:00:13.240 INFO [stdout] a9e02ed0c2aab5c47109a18cb71f69787dbcea6f9a4578cb869b1c89b0b48340