Dec 14 15:41:31.939 INFO testing twiggy-traits-0.3.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 15:41:31.939 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 15:41:32.409 INFO [stdout] cb347a8b7c576b929b6f4bca3d553fba8eb92e6ddc5500b09f678d97694313b6
Dec 14 15:41:32.411 INFO running `"docker" "start" "-a" "cb347a8b7c576b929b6f4bca3d553fba8eb92e6ddc5500b09f678d97694313b6"`
Dec 14 15:41:34.846 INFO [stderr] usermod: no changes
Dec 14 15:41:35.044 INFO [stderr]    Compiling frozen v1.0.0
Dec 14 15:41:35.044 INFO [stderr]    Compiling fallible-iterator v0.1.6
Dec 14 15:41:35.051 INFO [stderr]    Compiling cpp_demangle v0.2.12
Dec 14 15:41:35.051 INFO [stderr]    Compiling parity-wasm v0.32.0
Dec 14 15:41:37.918 INFO [stderr]    Compiling gimli v0.16.1
Dec 14 15:41:55.093 INFO [stderr]    Compiling twiggy-ir v0.3.0
Dec 14 15:42:01.863 INFO [stderr]    Compiling twiggy-traits v0.3.0 (/source)
Dec 14 15:42:04.651 INFO [stderr] warning: unused variable: `items`
Dec 14 15:42:04.651 INFO [stderr]    --> traits.rs:197:9
Dec 14 15:42:04.651 INFO [stderr]     |
Dec 14 15:42:04.651 INFO [stderr] 197 |         items: &ir::Items,
Dec 14 15:42:04.651 INFO [stderr]     |         ^^^^^ help: consider using `_items` instead
Dec 14 15:42:04.651 INFO [stderr]     |
Dec 14 15:42:04.651 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 14 15:42:04.651 INFO [stderr] 
Dec 14 15:42:04.651 INFO [stderr] warning: unused variable: `destination`
Dec 14 15:42:04.651 INFO [stderr]    --> traits.rs:198:9
Dec 14 15:42:04.651 INFO [stderr]     |
Dec 14 15:42:04.651 INFO [stderr] 198 |         destination: &mut io::Write,
Dec 14 15:42:04.651 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_destination` instead
Dec 14 15:42:04.651 INFO [stderr] 
Dec 14 15:42:05.015 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.15s
Dec 14 15:42:05.031 INFO [stderr] su: No module specific data is present
Dec 14 15:42:05.957 INFO running `"docker" "inspect" "cb347a8b7c576b929b6f4bca3d553fba8eb92e6ddc5500b09f678d97694313b6"`
Dec 14 15:42:06.224 INFO running `"docker" "rm" "-f" "cb347a8b7c576b929b6f4bca3d553fba8eb92e6ddc5500b09f678d97694313b6"`
Dec 14 15:42:06.527 INFO [stdout] cb347a8b7c576b929b6f4bca3d553fba8eb92e6ddc5500b09f678d97694313b6
Dec 14 15:42:06.529 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 15:42:06.965 INFO [stdout] c11bcd1f924099b48bcc697ccf44384ccef6e8b947640ddc8b3b972cc9e209df
Dec 14 15:42:06.967 INFO running `"docker" "start" "-a" "c11bcd1f924099b48bcc697ccf44384ccef6e8b947640ddc8b3b972cc9e209df"`
Dec 14 15:42:08.498 INFO [stderr] usermod: no changes
Dec 14 15:42:08.643 INFO [stderr]    Compiling twiggy-traits v0.3.0 (/source)
Dec 14 15:42:11.239 INFO [stderr] warning: unused variable: `items`
Dec 14 15:42:11.239 INFO [stderr]    --> traits.rs:197:9
Dec 14 15:42:11.239 INFO [stderr]     |
Dec 14 15:42:11.239 INFO [stderr] 197 |         items: &ir::Items,
Dec 14 15:42:11.239 INFO [stderr]     |         ^^^^^ help: consider using `_items` instead
Dec 14 15:42:11.239 INFO [stderr]     |
Dec 14 15:42:11.239 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 14 15:42:11.239 INFO [stderr] 
Dec 14 15:42:11.239 INFO [stderr] warning: unused variable: `destination`
Dec 14 15:42:11.239 INFO [stderr]    --> traits.rs:198:9
Dec 14 15:42:11.239 INFO [stderr]     |
Dec 14 15:42:11.239 INFO [stderr] 198 |         destination: &mut io::Write,
Dec 14 15:42:11.239 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_destination` instead
Dec 14 15:42:11.239 INFO [stderr] 
Dec 14 15:42:11.803 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
Dec 14 15:42:11.811 INFO [stderr] su: No module specific data is present
Dec 14 15:42:12.791 INFO running `"docker" "inspect" "c11bcd1f924099b48bcc697ccf44384ccef6e8b947640ddc8b3b972cc9e209df"`
Dec 14 15:42:13.191 INFO running `"docker" "rm" "-f" "c11bcd1f924099b48bcc697ccf44384ccef6e8b947640ddc8b3b972cc9e209df"`
Dec 14 15:42:13.535 INFO [stdout] c11bcd1f924099b48bcc697ccf44384ccef6e8b947640ddc8b3b972cc9e209df
Dec 14 15:42:13.539 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 15:42:14.103 INFO [stdout] 695da9044eb0283fcee52aef67e643d4ba8ad3a2b0f73098620505af10c49c25
Dec 14 15:42:14.106 INFO running `"docker" "start" "-a" "695da9044eb0283fcee52aef67e643d4ba8ad3a2b0f73098620505af10c49c25"`
Dec 14 15:42:15.979 INFO [stderr] usermod: no changes
Dec 14 15:42:16.081 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 14 15:42:16.091 INFO [stderr]      Running /target/debug/deps/twiggy_traits-d2398d838c3734e2
Dec 14 15:42:16.091 INFO [stdout] 
Dec 14 15:42:16.091 INFO [stdout] running 1 test
Dec 14 15:42:16.095 INFO [stdout] test size_of_error_is_one_word ... ok
Dec 14 15:42:16.095 INFO [stdout] 
Dec 14 15:42:16.095 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 15:42:16.095 INFO [stdout] 
Dec 14 15:42:16.099 INFO [stderr]    Doc-tests twiggy-traits
Dec 14 15:42:20.367 INFO [stdout] 
Dec 14 15:42:20.367 INFO [stdout] running 0 tests
Dec 14 15:42:20.367 INFO [stdout] 
Dec 14 15:42:20.367 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 15:42:20.367 INFO [stdout] 
Dec 14 15:42:20.374 INFO [stderr] su: No module specific data is present
Dec 14 15:42:21.626 INFO running `"docker" "inspect" "695da9044eb0283fcee52aef67e643d4ba8ad3a2b0f73098620505af10c49c25"`
Dec 14 15:42:21.905 INFO running `"docker" "rm" "-f" "695da9044eb0283fcee52aef67e643d4ba8ad3a2b0f73098620505af10c49c25"`
Dec 14 15:42:22.223 INFO [stdout] 695da9044eb0283fcee52aef67e643d4ba8ad3a2b0f73098620505af10c49c25