Dec 12 16:30:28.329 INFO checking coinlibio-0.1.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 16:30:28.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 16:30:28.536 INFO [stdout] 7f1dc2a73deb40c57c6dcc1f1e30fd539b03bac570ca72fbd9d5df604ad5846a
Dec 12 16:30:28.544 INFO running `"docker" "start" "-a" "7f1dc2a73deb40c57c6dcc1f1e30fd539b03bac570ca72fbd9d5df604ad5846a"`
Dec 12 16:30:29.396 INFO [stderr] usermod: no changes
Dec 12 16:30:29.832 INFO [stderr]     Checking coinlibio v0.1.1 (/source)
Dec 12 16:30:43.600 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 16:30:43.600 INFO [stderr]  --> src/lib.rs:1:1
Dec 12 16:30:43.600 INFO [stderr]   |
Dec 12 16:30:43.600 INFO [stderr] 1 | #[macro_use]
Dec 12 16:30:43.600 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 16:30:43.600 INFO [stderr]   |
Dec 12 16:30:43.600 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 16:30:43.600 INFO [stderr] 
Dec 12 16:30:43.703 INFO [stderr] warning: unused variable: `value`
Dec 12 16:30:43.703 INFO [stderr]   --> src/coinlib.rs:90:45
Dec 12 16:30:43.703 INFO [stderr]    |
Dec 12 16:30:43.703 INFO [stderr] 90 |         match std::env::vars().find(|(name, value)| name == &"http_proxy".to_string()) {
Dec 12 16:30:43.703 INFO [stderr]    |                                             ^^^^^ help: consider using `_value` instead
Dec 12 16:30:43.703 INFO [stderr]    |
Dec 12 16:30:43.703 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 16:30:43.703 INFO [stderr] 
Dec 12 16:30:44.124 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 16:30:44.124 INFO [stderr]  --> src/lib.rs:1:1
Dec 12 16:30:44.124 INFO [stderr]   |
Dec 12 16:30:44.124 INFO [stderr] 1 | #[macro_use]
Dec 12 16:30:44.124 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 16:30:44.124 INFO [stderr]   |
Dec 12 16:30:44.124 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 16:30:44.124 INFO [stderr] 
Dec 12 16:30:44.328 INFO [stderr] warning: unused variable: `value`
Dec 12 16:30:44.328 INFO [stderr]   --> src/coinlib.rs:90:45
Dec 12 16:30:44.328 INFO [stderr]    |
Dec 12 16:30:44.328 INFO [stderr] 90 |         match std::env::vars().find(|(name, value)| name == &"http_proxy".to_string()) {
Dec 12 16:30:44.328 INFO [stderr]    |                                             ^^^^^ help: consider using `_value` instead
Dec 12 16:30:44.328 INFO [stderr]    |
Dec 12 16:30:44.328 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 16:30:44.328 INFO [stderr] 
Dec 12 16:30:52.620 INFO [stderr] warning: unused variable: `value`
Dec 12 16:30:52.620 INFO [stderr]  --> tests/integration_test.rs:8:41
Dec 12 16:30:52.620 INFO [stderr]   |
Dec 12 16:30:52.620 INFO [stderr] 8 |     match std::env::vars().find(|(name, value)| name == &"COINLIB_TOKEN".to_string()) {
Dec 12 16:30:52.620 INFO [stderr]   |                                         ^^^^^ help: consider using `_value` instead
Dec 12 16:30:52.620 INFO [stderr]   |
Dec 12 16:30:52.620 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 16:30:52.620 INFO [stderr] 
Dec 12 16:30:52.728 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.29s
Dec 12 16:30:52.728 INFO [stderr] su: No module specific data is present
Dec 12 16:30:53.534 INFO running `"docker" "inspect" "7f1dc2a73deb40c57c6dcc1f1e30fd539b03bac570ca72fbd9d5df604ad5846a"`
Dec 12 16:30:53.784 INFO running `"docker" "rm" "-f" "7f1dc2a73deb40c57c6dcc1f1e30fd539b03bac570ca72fbd9d5df604ad5846a"`
Dec 12 16:30:53.997 INFO [stdout] 7f1dc2a73deb40c57c6dcc1f1e30fd539b03bac570ca72fbd9d5df604ad5846a