[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 master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faswaving%2Fnetcat-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aswaving/netcat-rs on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-2/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8c139541b229af60223c0e2f56082c9a2174ebb5f01085d6fa91e7a857db98ba [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" "8c139541b229af60223c0e2f56082c9a2174ebb5f01085d6fa91e7a857db98ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c139541b229af60223c0e2f56082c9a2174ebb5f01085d6fa91e7a857db98ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c139541b229af60223c0e2f56082c9a2174ebb5f01085d6fa91e7a857db98ba", kill_on_drop: false }` [INFO] [stdout] 8c139541b229af60223c0e2f56082c9a2174ebb5f01085d6fa91e7a857db98ba [INFO] running `Command { std: "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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 6eae668d13e527275fb8fb4d283812a757ce5d4f20ef87b4ace4e4e7d9ae0396 [INFO] running `Command { std: "docker" "start" "-a" "6eae668d13e527275fb8fb4d283812a757ce5d4f20ef87b4ace4e4e7d9ae0396", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking cfg-if v0.1.10 [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: 7 warnings emitted [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.95s [INFO] running `Command { std: "docker" "inspect" "6eae668d13e527275fb8fb4d283812a757ce5d4f20ef87b4ace4e4e7d9ae0396", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eae668d13e527275fb8fb4d283812a757ce5d4f20ef87b4ace4e4e7d9ae0396", kill_on_drop: false }` [INFO] [stdout] 6eae668d13e527275fb8fb4d283812a757ce5d4f20ef87b4ace4e4e7d9ae0396