[INFO] updating cached repository https://github.com/ali-bibak/bitcoin-client [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] cc1d9154509c85b0d8191a4f9f5fb354ca19d3c9 [INFO] testing ali-bibak/bitcoin-client against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fali-bibak%2Fbitcoin-client" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ali-bibak/bitcoin-client on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ali-bibak/bitcoin-client [INFO] finished tweaking git repo https://github.com/ali-bibak/bitcoin-client [INFO] tweaked toml for git repo https://github.com/ali-bibak/bitcoin-client written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ali-bibak/bitcoin-client already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stdout] 84820db72c5b26fcbc0051a8dc23dea957e3cbb78a99d13b148f31daec84dd32 [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" "84820db72c5b26fcbc0051a8dc23dea957e3cbb78a99d13b148f31daec84dd32"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling ascii v0.8.7 [INFO] [stderr] Compiling untrusted v0.7.0 [INFO] [stderr] Compiling chunked_transfer v0.3.1 [INFO] [stderr] Compiling hex v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Compiling ring v0.16.9 [INFO] [stderr] Compiling term_size v0.3.1 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling crossbeam v0.7.2 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling tiny_http v0.6.2 [INFO] [stderr] Compiling stderrlog v0.4.1 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Compiling hex-literal v0.2.1 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling bitcoin v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/miner.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/miner.rs:106:79 [INFO] [stderr] | [INFO] [stderr] 106 | let mut file = File::create(filename).expect("Unable to create file");; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/network/worker.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `recv` found for struct `std::sync::MutexGuard<'_, blockchain::Blockchain>` in the current scope [INFO] [stderr] --> src/network/worker.rs:97:40 [INFO] [stderr] | [INFO] [stderr] 97 | let x = blockchain.recv(); [INFO] [stderr] | ^^^^ method not found in `std::sync::MutexGuard<'_, blockchain::Blockchain>` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is implemented and in scope [INFO] [stderr] = note: the following trait defines an item `recv`, perhaps you need to implement it: [INFO] [stderr] candidate #1: `net2::ext::UdpSocketExt` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 3 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error: could not compile `bitcoin`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "84820db72c5b26fcbc0051a8dc23dea957e3cbb78a99d13b148f31daec84dd32"` [INFO] running `"docker" "rm" "-f" "84820db72c5b26fcbc0051a8dc23dea957e3cbb78a99d13b148f31daec84dd32"` [INFO] [stdout] 84820db72c5b26fcbc0051a8dc23dea957e3cbb78a99d13b148f31daec84dd32