[INFO] updating cached repository https://github.com/lluchs/sixpunch [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] 7af24d9e00584a9dea7c37914863a4bb4b76e238 [INFO] checking lluchs/sixpunch against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flluchs%2Fsixpunch" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lluchs/sixpunch on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/lluchs/sixpunch [INFO] finished tweaking git repo https://github.com/lluchs/sixpunch [INFO] tweaked toml for git repo https://github.com/lluchs/sixpunch written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/lluchs/sixpunch already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] aa8f69a0eb2ab00b1f11e5576856c6ec79f90afe2b63539cccb20f1045b550d1 [INFO] running `"docker" "start" "-a" "aa8f69a0eb2ab00b1f11e5576856c6ec79f90afe2b63539cccb20f1045b550d1"` [INFO] [stderr] Compiling quote v0.3.14 [INFO] [stderr] Checking unicode-segmentation v1.1.0 [INFO] [stderr] Checking serde v0.9.10 [INFO] [stderr] Checking term_size v0.2.3 [INFO] [stderr] Checking clap v2.20.5 [INFO] [stderr] Compiling syn v0.11.8 [INFO] [stderr] Compiling serde_codegen_internals v0.14.1 [INFO] [stderr] Compiling serde_derive v0.9.10 [INFO] [stderr] Checking bincode v1.0.0-alpha5 [INFO] [stderr] Checking sixpunch v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `number_of_bytes` [INFO] [stderr] --> src/udp/puncher.rs:60:18 [INFO] [stderr] | [INFO] [stderr] 60 | let (number_of_bytes, src_addr) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number_of_bytes` [INFO] [stderr] --> src/udp/client.rs:27:14 [INFO] [stderr] | [INFO] [stderr] 27 | let (number_of_bytes, src_addr) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/udp/client.rs:111:31 [INFO] [stderr] | [INFO] [stderr] 111 | Message::NotFound(id) => return false, [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number_of_bytes` [INFO] [stderr] --> src/udp/puncher.rs:60:18 [INFO] [stderr] | [INFO] [stderr] 60 | let (number_of_bytes, src_addr) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number_of_bytes` [INFO] [stderr] --> src/udp/client.rs:27:14 [INFO] [stderr] | [INFO] [stderr] 27 | let (number_of_bytes, src_addr) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/udp/client.rs:111:31 [INFO] [stderr] | [INFO] [stderr] 111 | Message::NotFound(id) => return false, [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/udp/client.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | self.send_msg(msg.clone(), addr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/udp/client.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | self.send_msg(msg.clone(), addr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sub_m` [INFO] [stderr] --> src/bin/client.rs:29:23 [INFO] [stderr] | [INFO] [stderr] 29 | ("host", Some(sub_m)) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_sub_m` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sub_m` [INFO] [stderr] --> src/bin/client.rs:29:23 [INFO] [stderr] | [INFO] [stderr] 29 | ("host", Some(sub_m)) => { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_sub_m` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.64s [INFO] running `"docker" "inspect" "aa8f69a0eb2ab00b1f11e5576856c6ec79f90afe2b63539cccb20f1045b550d1"` [INFO] running `"docker" "rm" "-f" "aa8f69a0eb2ab00b1f11e5576856c6ec79f90afe2b63539cccb20f1045b550d1"` [INFO] [stdout] aa8f69a0eb2ab00b1f11e5576856c6ec79f90afe2b63539cccb20f1045b550d1