Nov 17 10:54:13.073 INFO testing VitalyAnkh/learn_error_handling against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 10:54:13.073 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 17 10:54:13.236 INFO [stdout] ad57c679e013a42b180a0b1348514f5d0f612aaf7e487f5cb283230f24bb65db
Nov 17 10:54:13.238 INFO running `"docker" "start" "-a" "ad57c679e013a42b180a0b1348514f5d0f612aaf7e487f5cb283230f24bb65db"`
Nov 17 10:54:13.654 INFO [stderr] usermod: no changes
Nov 17 10:54:13.683 INFO [stderr]    Compiling learn_error_handling v0.1.0 (/source)
Nov 17 10:54:13.928 INFO [stderr] warning: unused imports: `Cons`, `Nil`
Nov 17 10:54:13.928 INFO [stderr]  --> src/smart_pointer/rc.rs:7:18
Nov 17 10:54:13.928 INFO [stderr]   |
Nov 17 10:54:13.928 INFO [stderr] 7 | use self::List::{Cons,Nil};
Nov 17 10:54:13.928 INFO [stderr]   |                  ^^^^ ^^^
Nov 17 10:54:13.928 INFO [stderr]   |
Nov 17 10:54:13.928 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 10:54:13.928 INFO [stderr] 
Nov 17 10:54:13.952 INFO [stderr] warning: struct is never constructed: `Guess`
Nov 17 10:54:13.952 INFO [stderr]  --> src/read/mod.rs:5:1
Nov 17 10:54:13.952 INFO [stderr]   |
Nov 17 10:54:13.952 INFO [stderr] 5 | struct Guess {
Nov 17 10:54:13.952 INFO [stderr]   | ^^^^^^^^^^^^
Nov 17 10:54:13.952 INFO [stderr]   |
Nov 17 10:54:13.952 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 10:54:13.952 INFO [stderr] 
Nov 17 10:54:13.952 INFO [stderr] warning: method is never used: `new`
Nov 17 10:54:13.952 INFO [stderr]   --> src/read/mod.rs:10:5
Nov 17 10:54:13.952 INFO [stderr]    |
Nov 17 10:54:13.952 INFO [stderr] 10 |     fn new(value: u32) -> Guess {
Nov 17 10:54:13.952 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:54:13.952 INFO [stderr] 
Nov 17 10:54:13.952 INFO [stderr] warning: enum is never used: `List`
Nov 17 10:54:13.952 INFO [stderr]  --> src/smart_pointer/rc.rs:1:1
Nov 17 10:54:13.952 INFO [stderr]   |
Nov 17 10:54:13.952 INFO [stderr] 1 | enum List{
Nov 17 10:54:13.952 INFO [stderr]   | ^^^^^^^^^
Nov 17 10:54:13.952 INFO [stderr] 
Nov 17 10:54:13.952 INFO [stderr] warning: comparison is useless due to type limits
Nov 17 10:54:13.952 INFO [stderr]   --> src/read/mod.rs:11:12
Nov 17 10:54:13.952 INFO [stderr]    |
Nov 17 10:54:13.952 INFO [stderr] 11 |         if value < 0 || value > 100 {
Nov 17 10:54:13.952 INFO [stderr]    |            ^^^^^^^^^
Nov 17 10:54:13.952 INFO [stderr]    |
Nov 17 10:54:13.952 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Nov 17 10:54:13.952 INFO [stderr] 
Nov 17 10:54:14.722 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Nov 17 10:54:14.724 INFO [stderr] su: No module specific data is present
Nov 17 10:54:14.962 INFO running `"docker" "inspect" "ad57c679e013a42b180a0b1348514f5d0f612aaf7e487f5cb283230f24bb65db"`
Nov 17 10:54:15.064 INFO running `"docker" "rm" "-f" "ad57c679e013a42b180a0b1348514f5d0f612aaf7e487f5cb283230f24bb65db"`
Nov 17 10:54:15.161 INFO [stdout] ad57c679e013a42b180a0b1348514f5d0f612aaf7e487f5cb283230f24bb65db
Nov 17 10:54:15.163 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 17 10:54:15.440 INFO [stdout] 09fe9f5a70d2025883409fefc68a93c2070f7171b428d8eb51580b64215a80e2
Nov 17 10:54:15.442 INFO running `"docker" "start" "-a" "09fe9f5a70d2025883409fefc68a93c2070f7171b428d8eb51580b64215a80e2"`
Nov 17 10:54:15.900 INFO [stderr] usermod: no changes
Nov 17 10:54:15.931 INFO [stderr]    Compiling learn_error_handling v0.1.0 (/source)
Nov 17 10:54:16.356 INFO [stderr] warning: unused variable: `y`
Nov 17 10:54:16.356 INFO [stderr]   --> tests/integration_test.rs:11:9
Nov 17 10:54:16.356 INFO [stderr]    |
Nov 17 10:54:16.356 INFO [stderr] 11 |     let y =&a;
Nov 17 10:54:16.356 INFO [stderr]    |         ^ help: consider using `_y` instead
Nov 17 10:54:16.356 INFO [stderr]    |
Nov 17 10:54:16.356 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 10:54:16.356 INFO [stderr] 
Nov 17 10:54:16.363 INFO [stderr] warning: function is never used: `it_add_two`
Nov 17 10:54:16.363 INFO [stderr]  --> tests/integration_test.rs:5:1
Nov 17 10:54:16.363 INFO [stderr]   |
Nov 17 10:54:16.363 INFO [stderr] 5 | fn it_add_two(){
Nov 17 10:54:16.363 INFO [stderr]   | ^^^^^^^^^^^^^^^
Nov 17 10:54:16.363 INFO [stderr]   |
Nov 17 10:54:16.363 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 10:54:16.363 INFO [stderr] 
Nov 17 10:54:16.363 INFO [stderr] warning: function is never used: `check_borrow_rules`
Nov 17 10:54:16.363 INFO [stderr]  --> tests/integration_test.rs:9:1
Nov 17 10:54:16.363 INFO [stderr]   |
Nov 17 10:54:16.363 INFO [stderr] 9 | fn check_borrow_rules(){
Nov 17 10:54:16.363 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:54:16.363 INFO [stderr] 
Nov 17 10:54:16.413 INFO [stderr] warning: unused variable: `b`
Nov 17 10:54:16.413 INFO [stderr]   --> src/smart_pointer/rc.rs:12:9
Nov 17 10:54:16.413 INFO [stderr]    |
Nov 17 10:54:16.413 INFO [stderr] 12 |     let b = Cons(2,Rc::clone(&a));
Nov 17 10:54:16.413 INFO [stderr]    |         ^ help: consider using `_b` instead
Nov 17 10:54:16.413 INFO [stderr]    |
Nov 17 10:54:16.413 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 10:54:16.413 INFO [stderr] 
Nov 17 10:54:16.413 INFO [stderr] warning: unused variable: `y`
Nov 17 10:54:16.413 INFO [stderr]  --> src/smart_pointer/ref_cell.rs:4:13
Nov 17 10:54:16.413 INFO [stderr]   |
Nov 17 10:54:16.413 INFO [stderr] 4 |     let mut y =&a;
Nov 17 10:54:16.413 INFO [stderr]   |             ^ help: consider using `_y` instead
Nov 17 10:54:16.414 INFO [stderr] 
Nov 17 10:54:16.431 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:54:16.431 INFO [stderr]  --> src/smart_pointer/ref_cell.rs:4:9
Nov 17 10:54:16.431 INFO [stderr]   |
Nov 17 10:54:16.431 INFO [stderr] 4 |     let mut y =&a;
Nov 17 10:54:16.431 INFO [stderr]   |         ----^
Nov 17 10:54:16.431 INFO [stderr]   |         |
Nov 17 10:54:16.431 INFO [stderr]   |         help: remove this `mut`
Nov 17 10:54:16.431 INFO [stderr]   |
Nov 17 10:54:16.431 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 17 10:54:16.431 INFO [stderr] 
Nov 17 10:54:16.431 INFO [stderr] warning: field is never used: `value`
Nov 17 10:54:16.431 INFO [stderr]  --> src/read/mod.rs:6:5
Nov 17 10:54:16.431 INFO [stderr]   |
Nov 17 10:54:16.431 INFO [stderr] 6 |     value: u32
Nov 17 10:54:16.431 INFO [stderr]   |     ^^^^^^^^^^
Nov 17 10:54:16.431 INFO [stderr]   |
Nov 17 10:54:16.431 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 10:54:16.431 INFO [stderr] 
Nov 17 10:54:16.431 INFO [stderr] warning: comparison is useless due to type limits
Nov 17 10:54:16.431 INFO [stderr]   --> src/read/mod.rs:11:12
Nov 17 10:54:16.431 INFO [stderr]    |
Nov 17 10:54:16.431 INFO [stderr] 11 |         if value < 0 || value > 100 {
Nov 17 10:54:16.431 INFO [stderr]    |            ^^^^^^^^^
Nov 17 10:54:16.431 INFO [stderr]    |
Nov 17 10:54:16.431 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Nov 17 10:54:16.431 INFO [stderr] 
Nov 17 10:54:16.814 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Nov 17 10:54:16.817 INFO [stderr] su: No module specific data is present
Nov 17 10:54:17.081 INFO running `"docker" "inspect" "09fe9f5a70d2025883409fefc68a93c2070f7171b428d8eb51580b64215a80e2"`
Nov 17 10:54:17.201 INFO running `"docker" "rm" "-f" "09fe9f5a70d2025883409fefc68a93c2070f7171b428d8eb51580b64215a80e2"`
Nov 17 10:54:17.385 INFO [stdout] 09fe9f5a70d2025883409fefc68a93c2070f7171b428d8eb51580b64215a80e2
Nov 17 10:54:17.387 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 17 10:54:17.569 INFO [stdout] 6a509a0619f148f6a099a8834ecb8d9f99365fd976a8740782566b49a74158c6
Nov 17 10:54:17.571 INFO running `"docker" "start" "-a" "6a509a0619f148f6a099a8834ecb8d9f99365fd976a8740782566b49a74158c6"`
Nov 17 10:54:18.018 INFO [stderr] usermod: no changes
Nov 17 10:54:18.065 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 10:54:18.066 INFO [stderr]      Running /target/debug/deps/learn_error_handling-0ad4bce2a3550e43
Nov 17 10:54:18.067 INFO [stdout] 
Nov 17 10:54:18.067 INFO [stdout] running 3 tests
Nov 17 10:54:18.074 INFO [stdout] test smart_pointer::rc::test_rc ... ok
Nov 17 10:54:18.095 INFO [stdout] test smart_pointer::ref_cell::check_borrow_rules ... ok
Nov 17 10:54:18.124 INFO [stdout] test read::tests::greater_than_100 ... ok
Nov 17 10:54:18.124 INFO [stdout] 
Nov 17 10:54:18.124 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 10:54:18.124 INFO [stdout] 
Nov 17 10:54:18.125 INFO [stderr]      Running /target/debug/deps/learn_error_handling-cee19c215bec6438
Nov 17 10:54:18.129 INFO [stderr]      Running /target/debug/deps/integration_test-37a1077564f6badd
Nov 17 10:54:18.129 INFO [stdout] 
Nov 17 10:54:18.129 INFO [stderr]    Doc-tests learn_error_handling
Nov 17 10:54:18.129 INFO [stdout] running 0 tests
Nov 17 10:54:18.130 INFO [stdout] 
Nov 17 10:54:18.130 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 10:54:18.130 INFO [stdout] 
Nov 17 10:54:18.130 INFO [stdout] 
Nov 17 10:54:18.130 INFO [stdout] running 0 tests
Nov 17 10:54:18.130 INFO [stdout] 
Nov 17 10:54:18.130 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 10:54:18.130 INFO [stdout] 
Nov 17 10:54:18.616 INFO [stdout] 
Nov 17 10:54:18.616 INFO [stdout] running 0 tests
Nov 17 10:54:18.616 INFO [stdout] 
Nov 17 10:54:18.616 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 10:54:18.616 INFO [stdout] 
Nov 17 10:54:18.630 INFO [stderr] su: No module specific data is present
Nov 17 10:54:19.271 INFO running `"docker" "inspect" "6a509a0619f148f6a099a8834ecb8d9f99365fd976a8740782566b49a74158c6"`
Nov 17 10:54:19.535 INFO running `"docker" "rm" "-f" "6a509a0619f148f6a099a8834ecb8d9f99365fd976a8740782566b49a74158c6"`
Nov 17 10:54:19.831 INFO [stdout] 6a509a0619f148f6a099a8834ecb8d9f99365fd976a8740782566b49a74158c6