Nov 30 02:07:20.412 INFO checking harindaka/rust-guessing-game against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 02:07:20.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 30 02:07:20.902 INFO [stdout] 7eea94f8e4c7bb51eb1abab7e858a4b897d49a75edc2b68a5159b521f3834513
Nov 30 02:07:20.904 INFO running `"docker" "start" "-a" "7eea94f8e4c7bb51eb1abab7e858a4b897d49a75edc2b68a5159b521f3834513"`
Nov 30 02:07:22.896 INFO [stderr] usermod: no changes
Nov 30 02:07:23.033 INFO [stderr]     Checking rust_examples v0.1.0 (/source)
Nov 30 02:07:23.964 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 02:07:23.965 INFO [stderr]  --> src/main.rs:4:1
Nov 30 02:07:23.965 INFO [stderr]   |
Nov 30 02:07:23.965 INFO [stderr] 4 | #[macro_use]
Nov 30 02:07:23.966 INFO [stderr]   | ^^^^^^^^^^^^
Nov 30 02:07:23.966 INFO [stderr]   |
Nov 30 02:07:23.966 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 02:07:23.966 INFO [stderr] 
Nov 30 02:07:23.966 INFO [stderr] warning: unused import: `config`
Nov 30 02:07:23.967 INFO [stderr]  --> src/configuration.rs:5:5
Nov 30 02:07:23.967 INFO [stderr]   |
Nov 30 02:07:23.968 INFO [stderr] 5 | use config;
Nov 30 02:07:23.968 INFO [stderr]   |     ^^^^^^
Nov 30 02:07:23.968 INFO [stderr] 
Nov 30 02:07:24.168 INFO [stderr] warning: unused `#[macro_use]` import
Nov 30 02:07:24.168 INFO [stderr]  --> src/main.rs:4:1
Nov 30 02:07:24.168 INFO [stderr]   |
Nov 30 02:07:24.168 INFO [stderr] 4 | #[macro_use]
Nov 30 02:07:24.168 INFO [stderr]   | ^^^^^^^^^^^^
Nov 30 02:07:24.168 INFO [stderr]   |
Nov 30 02:07:24.168 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 02:07:24.168 INFO [stderr] 
Nov 30 02:07:24.168 INFO [stderr] warning: unused import: `config`
Nov 30 02:07:24.169 INFO [stderr]  --> src/configuration.rs:5:5
Nov 30 02:07:24.169 INFO [stderr]   |
Nov 30 02:07:24.169 INFO [stderr] 5 | use config;
Nov 30 02:07:24.169 INFO [stderr]   |     ^^^^^^
Nov 30 02:07:24.169 INFO [stderr] 
Nov 30 02:07:24.536 INFO [stderr] warning: unused variable: `config_build`
Nov 30 02:07:24.536 INFO [stderr]   --> src/configuration.rs:11:13
Nov 30 02:07:24.536 INFO [stderr]    |
Nov 30 02:07:24.536 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Nov 30 02:07:24.536 INFO [stderr]    |             ^^^^^^^^^^^^ help: consider using `_config_build` instead
Nov 30 02:07:24.560 INFO [stderr]    |
Nov 30 02:07:24.560 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 02:07:24.560 INFO [stderr] 
Nov 30 02:07:24.560 INFO [stderr] warning: unused variable: `config_prod`
Nov 30 02:07:24.560 INFO [stderr]   --> src/configuration.rs:15:13
Nov 30 02:07:24.560 INFO [stderr]    |
Nov 30 02:07:24.560 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Nov 30 02:07:24.560 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_config_prod` instead
Nov 30 02:07:24.560 INFO [stderr] 
Nov 30 02:07:24.584 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:07:24.584 INFO [stderr]   --> src/configuration.rs:11:9
Nov 30 02:07:24.584 INFO [stderr]    |
Nov 30 02:07:24.584 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Nov 30 02:07:24.584 INFO [stderr]    |         ----^^^^^^^^^^^^
Nov 30 02:07:24.584 INFO [stderr]    |         |
Nov 30 02:07:24.584 INFO [stderr]    |         help: remove this `mut`
Nov 30 02:07:24.584 INFO [stderr]    |
Nov 30 02:07:24.584 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 02:07:24.584 INFO [stderr] 
Nov 30 02:07:24.584 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:07:24.584 INFO [stderr]   --> src/configuration.rs:14:9
Nov 30 02:07:24.584 INFO [stderr]    |
Nov 30 02:07:24.584 INFO [stderr] 14 |     let mut config_qa: Value = from_str(include_str!("config/config_qa.json")).unwrap();
Nov 30 02:07:24.584 INFO [stderr]    |         ----^^^^^^^^^
Nov 30 02:07:24.584 INFO [stderr]    |         |
Nov 30 02:07:24.584 INFO [stderr]    |         help: remove this `mut`
Nov 30 02:07:24.584 INFO [stderr] 
Nov 30 02:07:24.585 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:07:24.585 INFO [stderr]   --> src/configuration.rs:15:9
Nov 30 02:07:24.585 INFO [stderr]    |
Nov 30 02:07:24.585 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Nov 30 02:07:24.585 INFO [stderr]    |         ----^^^^^^^^^^^
Nov 30 02:07:24.585 INFO [stderr]    |         |
Nov 30 02:07:24.585 INFO [stderr]    |         help: remove this `mut`
Nov 30 02:07:24.585 INFO [stderr] 
Nov 30 02:07:24.804 INFO [stderr] warning: unused variable: `config_build`
Nov 30 02:07:24.804 INFO [stderr]   --> src/configuration.rs:11:13
Nov 30 02:07:24.804 INFO [stderr]    |
Nov 30 02:07:24.804 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Nov 30 02:07:24.804 INFO [stderr]    |             ^^^^^^^^^^^^ help: consider using `_config_build` instead
Nov 30 02:07:24.804 INFO [stderr]    |
Nov 30 02:07:24.804 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 02:07:24.804 INFO [stderr] 
Nov 30 02:07:24.804 INFO [stderr] warning: unused variable: `config_prod`
Nov 30 02:07:24.804 INFO [stderr]   --> src/configuration.rs:15:13
Nov 30 02:07:24.804 INFO [stderr]    |
Nov 30 02:07:24.804 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Nov 30 02:07:24.804 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_config_prod` instead
Nov 30 02:07:24.804 INFO [stderr] 
Nov 30 02:07:24.820 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:07:24.820 INFO [stderr]   --> src/configuration.rs:11:9
Nov 30 02:07:24.820 INFO [stderr]    |
Nov 30 02:07:24.820 INFO [stderr] 11 |     let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap();
Nov 30 02:07:24.820 INFO [stderr]    |         ----^^^^^^^^^^^^
Nov 30 02:07:24.820 INFO [stderr]    |         |
Nov 30 02:07:24.820 INFO [stderr]    |         help: remove this `mut`
Nov 30 02:07:24.820 INFO [stderr]    |
Nov 30 02:07:24.820 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 02:07:24.820 INFO [stderr] 
Nov 30 02:07:24.820 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:07:24.820 INFO [stderr]   --> src/configuration.rs:14:9
Nov 30 02:07:24.820 INFO [stderr]    |
Nov 30 02:07:24.820 INFO [stderr] 14 |     let mut config_qa: Value = from_str(include_str!("config/config_qa.json")).unwrap();
Nov 30 02:07:24.820 INFO [stderr]    |         ----^^^^^^^^^
Nov 30 02:07:24.820 INFO [stderr]    |         |
Nov 30 02:07:24.820 INFO [stderr]    |         help: remove this `mut`
Nov 30 02:07:24.820 INFO [stderr] 
Nov 30 02:07:24.820 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:07:24.821 INFO [stderr]   --> src/configuration.rs:15:9
Nov 30 02:07:24.821 INFO [stderr]    |
Nov 30 02:07:24.821 INFO [stderr] 15 |     let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap();
Nov 30 02:07:24.821 INFO [stderr]    |         ----^^^^^^^^^^^
Nov 30 02:07:24.821 INFO [stderr]    |         |
Nov 30 02:07:24.821 INFO [stderr]    |         help: remove this `mut`
Nov 30 02:07:24.821 INFO [stderr] 
Nov 30 02:07:25.074 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
Nov 30 02:07:25.078 INFO [stderr] su: No module specific data is present
Nov 30 02:07:26.551 INFO running `"docker" "inspect" "7eea94f8e4c7bb51eb1abab7e858a4b897d49a75edc2b68a5159b521f3834513"`
Nov 30 02:07:26.910 INFO running `"docker" "rm" "-f" "7eea94f8e4c7bb51eb1abab7e858a4b897d49a75edc2b68a5159b521f3834513"`
Nov 30 02:07:27.272 INFO [stdout] 7eea94f8e4c7bb51eb1abab7e858a4b897d49a75edc2b68a5159b521f3834513