Dec 12 02:17:19.609 INFO checking IvanovPvl/rubl against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 02:17:19.609 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 02:17:20.058 INFO [stdout] d87f35ed1df8619139973d1d5c583347921244633062bc24ae24200e82f639f0
Dec 12 02:17:20.060 INFO running `"docker" "start" "-a" "d87f35ed1df8619139973d1d5c583347921244633062bc24ae24200e82f639f0"`
Dec 12 02:17:21.032 INFO [stderr] usermod: no changes
Dec 12 02:17:21.108 INFO [stderr]     Checking rubl v0.1.0 (/source)
Dec 12 02:17:22.276 INFO [stderr] warning: unused import: `blockchain::Blockchain`
Dec 12 02:17:22.276 INFO [stderr]  --> src/main.rs:8:5
Dec 12 02:17:22.276 INFO [stderr]   |
Dec 12 02:17:22.276 INFO [stderr] 8 | use blockchain::Blockchain;
Dec 12 02:17:22.276 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.276 INFO [stderr]   |
Dec 12 02:17:22.276 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 02:17:22.276 INFO [stderr] 
Dec 12 02:17:22.372 INFO [stderr] warning: unused import: `blockchain::Blockchain`
Dec 12 02:17:22.372 INFO [stderr]  --> src/main.rs:8:5
Dec 12 02:17:22.372 INFO [stderr]   |
Dec 12 02:17:22.372 INFO [stderr] 8 | use blockchain::Blockchain;
Dec 12 02:17:22.372 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.372 INFO [stderr]   |
Dec 12 02:17:22.372 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 02:17:22.372 INFO [stderr] 
Dec 12 02:17:22.384 INFO [stderr] warning: struct is never constructed: `Blockchain`
Dec 12 02:17:22.384 INFO [stderr]  --> src/blockchain.rs:3:1
Dec 12 02:17:22.384 INFO [stderr]   |
Dec 12 02:17:22.384 INFO [stderr] 3 | pub struct Blockchain {
Dec 12 02:17:22.384 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.384 INFO [stderr]   |
Dec 12 02:17:22.384 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 02:17:22.384 INFO [stderr] 
Dec 12 02:17:22.384 INFO [stderr] warning: method is never used: `new`
Dec 12 02:17:22.384 INFO [stderr]  --> src/blockchain.rs:8:5
Dec 12 02:17:22.384 INFO [stderr]   |
Dec 12 02:17:22.384 INFO [stderr] 8 |     pub fn new() -> Blockchain {
Dec 12 02:17:22.384 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.384 INFO [stderr] 
Dec 12 02:17:22.384 INFO [stderr] warning: method is never used: `add_block`
Dec 12 02:17:22.384 INFO [stderr]   --> src/blockchain.rs:14:5
Dec 12 02:17:22.384 INFO [stderr]    |
Dec 12 02:17:22.384 INFO [stderr] 14 |     pub fn add_block(&mut self, data: Vec<u8>) {
Dec 12 02:17:22.384 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.384 INFO [stderr] 
Dec 12 02:17:22.436 INFO [stderr] warning: struct is never constructed: `Blockchain`
Dec 12 02:17:22.436 INFO [stderr]  --> src/blockchain.rs:3:1
Dec 12 02:17:22.436 INFO [stderr]   |
Dec 12 02:17:22.436 INFO [stderr] 3 | pub struct Blockchain {
Dec 12 02:17:22.436 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.436 INFO [stderr]   |
Dec 12 02:17:22.436 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 02:17:22.437 INFO [stderr] 
Dec 12 02:17:22.437 INFO [stderr] warning: method is never used: `new`
Dec 12 02:17:22.437 INFO [stderr]  --> src/blockchain.rs:8:5
Dec 12 02:17:22.437 INFO [stderr]   |
Dec 12 02:17:22.437 INFO [stderr] 8 |     pub fn new() -> Blockchain {
Dec 12 02:17:22.437 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.437 INFO [stderr] 
Dec 12 02:17:22.440 INFO [stderr] warning: method is never used: `add_block`
Dec 12 02:17:22.440 INFO [stderr]   --> src/blockchain.rs:14:5
Dec 12 02:17:22.440 INFO [stderr]    |
Dec 12 02:17:22.440 INFO [stderr] 14 |     pub fn add_block(&mut self, data: Vec<u8>) {
Dec 12 02:17:22.440 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:17:22.440 INFO [stderr] 
Dec 12 02:17:22.480 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Dec 12 02:17:22.480 INFO [stderr] su: No module specific data is present
Dec 12 02:17:23.114 INFO running `"docker" "inspect" "d87f35ed1df8619139973d1d5c583347921244633062bc24ae24200e82f639f0"`
Dec 12 02:17:23.506 INFO running `"docker" "rm" "-f" "d87f35ed1df8619139973d1d5c583347921244633062bc24ae24200e82f639f0"`
Dec 12 02:17:23.778 INFO [stdout] d87f35ed1df8619139973d1d5c583347921244633062bc24ae24200e82f639f0