[INFO] updating cached repository https://github.com/jazminsofiaf/bc-crawl [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] [stderr] From https://github.com/jazminsofiaf/bc-crawl [INFO] [stderr] * [new branch] copy-go-code -> copy-go-code [INFO] [stderr] 4e17b5d..09b5e84 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 09b5e84080c2c2df930595b6d4f9e3432eb76fe0 [INFO] checking jazminsofiaf/bc-crawl against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjazminsofiaf%2Fbc-crawl" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jazminsofiaf/bc-crawl 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/jazminsofiaf/bc-crawl [INFO] finished tweaking git repo https://github.com/jazminsofiaf/bc-crawl [INFO] tweaked toml for git repo https://github.com/jazminsofiaf/bc-crawl written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/jazminsofiaf/bc-crawl 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b17cb10bef3a7eaa09d18ed59740a359943f214d8714448a2d85ae6d63c79432 [INFO] running `"docker" "start" "-a" "b17cb10bef3a7eaa09d18ed59740a359943f214d8714448a2d85ae6d63c79432"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking dns-lookup v1.0.1 [INFO] [stderr] Checking ferris-says v0.1.2 [INFO] [stderr] Checking bc-crawl v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:599:19 [INFO] [stderr] | [INFO] [stderr] 588 | / loop { [INFO] [stderr] 589 | | let new_peer: String = address_channel_receiver.recv().unwrap(); [INFO] [stderr] 590 | | if is_waiting(new_peer.clone()){ [INFO] [stderr] 591 | | connecting_start_channel_sender.send(new_peer).unwrap(); [INFO] [stderr] ... | [INFO] [stderr] 595 | | } [INFO] [stderr] 596 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 599 | for thread in thread_handlers { [INFO] [stderr] | ^^^^^^^^^^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `UNIT_8_END` [INFO] [stderr] --> src/main.rs:79:1 [INFO] [stderr] | [INFO] [stderr] 79 | const UNIT_8_END: usize = 2; [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: unreachable expression [INFO] [stderr] --> src/main.rs:599:19 [INFO] [stderr] | [INFO] [stderr] 588 | / loop { [INFO] [stderr] 589 | | let new_peer: String = address_channel_receiver.recv().unwrap(); [INFO] [stderr] 590 | | if is_waiting(new_peer.clone()){ [INFO] [stderr] 591 | | connecting_start_channel_sender.send(new_peer).unwrap(); [INFO] [stderr] ... | [INFO] [stderr] 595 | | } [INFO] [stderr] 596 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 599 | for thread in thread_handlers { [INFO] [stderr] | ^^^^^^^^^^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `UNIT_8_END` [INFO] [stderr] --> src/main.rs:79:1 [INFO] [stderr] | [INFO] [stderr] 79 | const UNIT_8_END: usize = 2; [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 15.94s [INFO] running `"docker" "inspect" "b17cb10bef3a7eaa09d18ed59740a359943f214d8714448a2d85ae6d63c79432"` [INFO] running `"docker" "rm" "-f" "b17cb10bef3a7eaa09d18ed59740a359943f214d8714448a2d85ae6d63c79432"` [INFO] [stdout] b17cb10bef3a7eaa09d18ed59740a359943f214d8714448a2d85ae6d63c79432