[INFO] cloning repository https://github.com/aswaving/netcat-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aswaving/netcat-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faswaving%2Fnetcat-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faswaving%2Fnetcat-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6c712c5e99396d67e383437224913536336388ef [INFO] checking aswaving/netcat-rs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faswaving%2Fnetcat-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aswaving/netcat-rs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aswaving/netcat-rs [INFO] finished tweaking git repo https://github.com/aswaving/netcat-rs [INFO] tweaked toml for git repo https://github.com/aswaving/netcat-rs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/aswaving/netcat-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded socket2 v0.3.15 [INFO] [stderr] Downloaded libc v0.2.77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b0e013354ba84e50b9efba7547e123a6bbf06f226e0d3dd3414f99bef6e7952b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b0e013354ba84e50b9efba7547e123a6bbf06f226e0d3dd3414f99bef6e7952b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b0e013354ba84e50b9efba7547e123a6bbf06f226e0d3dd3414f99bef6e7952b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0e013354ba84e50b9efba7547e123a6bbf06f226e0d3dd3414f99bef6e7952b", kill_on_drop: false }` [INFO] [stdout] b0e013354ba84e50b9efba7547e123a6bbf06f226e0d3dd3414f99bef6e7952b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a232d1b98fec6b1c38eadf266a47f64fbc0305a61e35e6ef784af05cc8fdbe89 [INFO] running `Command { std: "docker" "start" "-a" "a232d1b98fec6b1c38eadf266a47f64fbc0305a61e35e6ef784af05cc8fdbe89", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking netcat-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `event_loop` [INFO] [stdout] --> src/iopoll.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream_id` [INFO] [stdout] --> src/iopoll.rs:20:53 [INFO] [stdout] | [INFO] [stdout] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_loop` [INFO] [stdout] --> src/iopoll.rs:21:26 [INFO] [stdout] | [INFO] [stdout] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream_id` [INFO] [stdout] --> src/iopoll.rs:21:54 [INFO] [stdout] | [INFO] [stdout] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_loop` [INFO] [stdout] --> src/iopoll.rs:26:27 [INFO] [stdout] | [INFO] [stdout] 26 | fn timeout(&mut self, event_loop: &mut EventLoop) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nr` [INFO] [stdout] --> src/iopoll.rs:200:26 [INFO] [stdout] | [INFO] [stdout] 200 | for (nr, &(fd, eventset)) in bla.iter().enumerate() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin_stream` [INFO] [stdout] --> src/iopoll.rs:254:38 [INFO] [stdout] | [INFO] [stdout] 254 | pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_loop` [INFO] [stdout] --> src/iopoll.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream_id` [INFO] [stdout] --> src/iopoll.rs:20:53 [INFO] [stdout] | [INFO] [stdout] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_loop` [INFO] [stdout] --> src/iopoll.rs:21:26 [INFO] [stdout] | [INFO] [stdout] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream_id` [INFO] [stdout] --> src/iopoll.rs:21:54 [INFO] [stdout] | [INFO] [stdout] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_loop` [INFO] [stdout] --> src/iopoll.rs:26:27 [INFO] [stdout] | [INFO] [stdout] 26 | fn timeout(&mut self, event_loop: &mut EventLoop) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nr` [INFO] [stdout] --> src/iopoll.rs:200:26 [INFO] [stdout] | [INFO] [stdout] 200 | for (nr, &(fd, eventset)) in bla.iter().enumerate() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin_stream` [INFO] [stdout] --> src/iopoll.rs:254:38 [INFO] [stdout] | [INFO] [stdout] 254 | pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.51s [INFO] running `Command { std: "docker" "inspect" "a232d1b98fec6b1c38eadf266a47f64fbc0305a61e35e6ef784af05cc8fdbe89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a232d1b98fec6b1c38eadf266a47f64fbc0305a61e35e6ef784af05cc8fdbe89", kill_on_drop: false }` [INFO] [stdout] a232d1b98fec6b1c38eadf266a47f64fbc0305a61e35e6ef784af05cc8fdbe89