[INFO] fetching crate post-sockets 0.1.0... [INFO] checking post-sockets-0.1.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] extracting crate post-sockets 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate post-sockets 0.1.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate post-sockets 0.1.0 [INFO] finished tweaking crates.io crate post-sockets 0.1.0 [INFO] tweaked toml for crates.io crate post-sockets 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4de31e1994f62d456ed87383b6d08b0a26e9fbff881a8447819ed11a15c65c63 [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" "4de31e1994f62d456ed87383b6d08b0a26e9fbff881a8447819ed11a15c65c63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4de31e1994f62d456ed87383b6d08b0a26e9fbff881a8447819ed11a15c65c63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4de31e1994f62d456ed87383b6d08b0a26e9fbff881a8447819ed11a15c65c63", kill_on_drop: false }` [INFO] [stdout] 4de31e1994f62d456ed87383b6d08b0a26e9fbff881a8447819ed11a15c65c63 [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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1642a836b157998194e4b04aa09bc005b1721e7e5fc7fab1fecbc8056c60c086 [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" "1642a836b157998194e4b04aa09bc005b1721e7e5fc7fab1fecbc8056c60c086", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking post-sockets v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/carrier.rs:34:24 [INFO] [stdout] | [INFO] [stdout] 34 | fn send(&mut self, msg : &P::M) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/protocols/quic/mod.rs:71:30 [INFO] [stdout] | [INFO] [stdout] 71 | fn decode_message(&self, data : &[u8]) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mesg` [INFO] [stdout] --> src/protocols/quic/mod.rs:75:30 [INFO] [stdout] | [INFO] [stdout] 75 | fn encode_message(&self, mesg : &Self::M) -> &[u8] { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mesg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Carrier` [INFO] [stdout] --> src/carrier.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct Carrier

{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send` [INFO] [stdout] --> src/carrier.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn send(&mut self, msg : &P::M) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/carrier.rs:34:24 [INFO] [stdout] | [INFO] [stdout] 34 | fn send(&mut self, msg : &P::M) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/protocols/quic/mod.rs:71:30 [INFO] [stdout] | [INFO] [stdout] 71 | fn decode_message(&self, data : &[u8]) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mesg` [INFO] [stdout] --> src/protocols/quic/mod.rs:75:30 [INFO] [stdout] | [INFO] [stdout] 75 | fn encode_message(&self, mesg : &Self::M) -> &[u8] { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mesg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Carrier` [INFO] [stdout] --> src/carrier.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct Carrier

{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send` [INFO] [stdout] --> src/carrier.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn send(&mut self, msg : &P::M) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.98s [INFO] running `Command { std: "docker" "inspect" "1642a836b157998194e4b04aa09bc005b1721e7e5fc7fab1fecbc8056c60c086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1642a836b157998194e4b04aa09bc005b1721e7e5fc7fab1fecbc8056c60c086", kill_on_drop: false }` [INFO] [stdout] 1642a836b157998194e4b04aa09bc005b1721e7e5fc7fab1fecbc8056c60c086