[INFO] fetching crate bluster 0.2.0... [INFO] checking bluster-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate bluster 0.2.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate bluster 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bluster 0.2.0 [INFO] finished tweaking crates.io crate bluster 0.2.0 [INFO] tweaked toml for crates.io crate bluster 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 97 packages [INFO] [stderr] Adding ansi_term v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding dbus-crossroads v0.3.0 (latest: v0.5.2) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding malloc_buf v0.0.6 (latest: v1.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding pretty_env_logger v0.2.5 (latest: v0.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding uuid v0.8.2 (latest: v1.8.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded objc-foundation v0.1.1 [INFO] [stderr] Downloaded objc_id v0.1.1 [INFO] [stderr] Downloaded pretty_env_logger v0.2.5 [INFO] [stderr] Downloaded dbus-crossroads v0.3.0 [INFO] [stderr] Downloaded dbus-tree v0.9.2 [INFO] [stderr] Downloaded env_logger v0.5.13 [INFO] [stderr] Downloaded dbus-tokio v0.7.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47e86870816d16b1310c876348627611f01893dae4c6074c5261aeabd3e11f31 [INFO] running `Command { std: "docker" "start" "-a" "47e86870816d16b1310c876348627611f01893dae4c6074c5261aeabd3e11f31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47e86870816d16b1310c876348627611f01893dae4c6074c5261aeabd3e11f31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47e86870816d16b1310c876348627611f01893dae4c6074c5261aeabd3e11f31", kill_on_drop: false }` [INFO] [stdout] 47e86870816d16b1310c876348627611f01893dae4c6074c5261aeabd3e11f31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4103f9366a47935ee6ca5e71bb36c90a53513372be8381d47a4a437d5510408c [INFO] running `Command { std: "docker" "start" "-a" "4103f9366a47935ee6ca5e71bb36c90a53513372be8381d47a4a437d5510408c", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking dbus v0.9.7 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking dbus-crossroads v0.3.0 [INFO] [stderr] Checking dbus-tokio v0.7.6 [INFO] [stderr] Checking dbus-tree v0.9.2 [INFO] [stderr] Checking bluster v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/peripheral/bluez/mod.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{string::ToString, sync::Arc}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/peripheral/bluez/mod.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{string::ToString, sync::Arc}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/gatt/characteristic.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Characteristic { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | pub(crate) value: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Characteristic` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/gatt/characteristic.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Characteristic { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | pub(crate) value: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Characteristic` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/gatt/descriptor.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Descriptor { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | pub(crate) value: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/gatt/descriptor.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Descriptor { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | pub(crate) value: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tree` is never read [INFO] [stdout] --> src/peripheral/bluez/advertisement.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct Advertisement { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 27 | tree: Arc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Advertisement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tree` is never read [INFO] [stdout] --> src/peripheral/bluez/advertisement.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct Advertisement { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 27 | tree: Arc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Advertisement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `object_path` is never read [INFO] [stdout] --> src/peripheral/bluez/gatt/descriptor.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct Descriptor { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 23 | pub object_path: Path<'static>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `object_path` is never read [INFO] [stdout] --> src/peripheral/bluez/gatt/descriptor.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct Descriptor { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 23 | pub object_path: Path<'static>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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` profile [unoptimized + debuginfo] target(s) in 4.33s [INFO] running `Command { std: "docker" "inspect" "4103f9366a47935ee6ca5e71bb36c90a53513372be8381d47a4a437d5510408c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4103f9366a47935ee6ca5e71bb36c90a53513372be8381d47a4a437d5510408c", kill_on_drop: false }` [INFO] [stdout] 4103f9366a47935ee6ca5e71bb36c90a53513372be8381d47a4a437d5510408c