[INFO] fetching crate cot_publisher 1.0.0-rc.1... [INFO] checking cot_publisher-1.0.0-rc.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cot_publisher 1.0.0-rc.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate cot_publisher 1.0.0-rc.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cot_publisher 1.0.0-rc.1 [INFO] finished tweaking crates.io crate cot_publisher 1.0.0-rc.1 [INFO] tweaked toml for crates.io crate cot_publisher 1.0.0-rc.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.6) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding multimap v0.8.3 (latest: v0.10.0) [INFO] [stderr] Adding prettyplease v0.1.25 (latest: v0.2.17) [INFO] [stderr] Adding prost v0.11.9 (latest: v0.12.3) [INFO] [stderr] Adding prost-build v0.11.9 (latest: v0.12.3) [INFO] [stderr] Adding prost-derive v0.11.9 (latest: v0.12.3) [INFO] [stderr] Adding prost-types v0.11.9 (latest: v0.12.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding which v4.4.2 (latest: v6.0.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded varint-rs v2.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1724de23a1d43661a63a623c9114c3869656e8f5dbd877d88c91387779c74e0 [INFO] running `Command { std: "docker" "start" "-a" "b1724de23a1d43661a63a623c9114c3869656e8f5dbd877d88c91387779c74e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1724de23a1d43661a63a623c9114c3869656e8f5dbd877d88c91387779c74e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1724de23a1d43661a63a623c9114c3869656e8f5dbd877d88c91387779c74e0", kill_on_drop: false }` [INFO] [stdout] b1724de23a1d43661a63a623c9114c3869656e8f5dbd877d88c91387779c74e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae721cba655464ff7d0e69592c2f59aff033f611f20ca61bd9fbd1a889078e77 [INFO] running `Command { std: "docker" "start" "-a" "ae721cba655464ff7d0e69592c2f59aff033f611f20ca61bd9fbd1a889078e77", kill_on_drop: false }` [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling bytes v1.6.0 [INFO] [stderr] Compiling prettyplease v0.1.25 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling multimap v0.8.3 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling which v4.4.2 [INFO] [stderr] Compiling openssl v0.10.64 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking openssl-sys v0.9.102 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking varint-rs v2.2.0 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling petgraph v0.6.4 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling prost-derive v0.11.9 [INFO] [stderr] Compiling prost v0.11.9 [INFO] [stderr] Compiling prost-types v0.11.9 [INFO] [stderr] Compiling prost-build v0.11.9 [INFO] [stderr] Compiling cot_publisher v1.0.0-rc.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | if let Some(mut pos) = self.position.as_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | if let Some(mut pos) = self.position.as_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | drop(socket); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut UdpSocket` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:117:21 [INFO] [stdout] | [INFO] [stdout] 117 | drop(socket); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut SslStream` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:121:21 [INFO] [stdout] | [INFO] [stdout] 121 | drop(socket); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut TcpStream` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | drop(socket); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut UdpSocket` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:117:21 [INFO] [stdout] | [INFO] [stdout] 117 | drop(socket); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut SslStream` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:121:21 [INFO] [stdout] | [INFO] [stdout] 121 | drop(socket); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut TcpStream` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.64s [INFO] running `Command { std: "docker" "inspect" "ae721cba655464ff7d0e69592c2f59aff033f611f20ca61bd9fbd1a889078e77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae721cba655464ff7d0e69592c2f59aff033f611f20ca61bd9fbd1a889078e77", kill_on_drop: false }` [INFO] [stdout] ae721cba655464ff7d0e69592c2f59aff033f611f20ca61bd9fbd1a889078e77