[INFO] updating cached repository https://github.com/uma0317/Rust-BlockChain [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d9219a60ce1795e0ffb22b7bd7429b56a2dbf6ba [INFO] checking uma0317/Rust-BlockChain against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuma0317%2FRust-BlockChain" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/uma0317/Rust-BlockChain on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/uma0317/Rust-BlockChain [INFO] finished tweaking git repo https://github.com/uma0317/Rust-BlockChain [INFO] tweaked toml for git repo https://github.com/uma0317/Rust-BlockChain written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/uma0317/Rust-BlockChain already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6a6c1f12b6a20195e5b82e386ffeab955c0c2fe6b0fa2bf8e3e563ce016a1d98 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "6a6c1f12b6a20195e5b82e386ffeab955c0c2fe6b0fa2bf8e3e563ce016a1d98"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking libc v0.2.41 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking chrono v0.4.2 [INFO] [stderr] Checking blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Block` [INFO] [stderr] --> src/main.rs:3:30 [INFO] [stderr] | [INFO] [stderr] 3 | use blockchain::{Blockchain, Block, Transaction}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Block` [INFO] [stderr] --> src/main.rs:3:30 [INFO] [stderr] | [INFO] [stderr] 3 | use blockchain::{Blockchain, Block, Transaction}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_chain_valid` [INFO] [stderr] --> src/blockchain.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | fn is_chain_valid(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_chain_valid` [INFO] [stderr] --> src/blockchain.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | fn is_chain_valid(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.42s [INFO] running `"docker" "inspect" "6a6c1f12b6a20195e5b82e386ffeab955c0c2fe6b0fa2bf8e3e563ce016a1d98"` [INFO] running `"docker" "rm" "-f" "6a6c1f12b6a20195e5b82e386ffeab955c0c2fe6b0fa2bf8e3e563ce016a1d98"` [INFO] [stdout] 6a6c1f12b6a20195e5b82e386ffeab955c0c2fe6b0fa2bf8e3e563ce016a1d98