[INFO] fetching crate xio_common 0.12.0... [INFO] checking xio_common-0.12.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate xio_common 0.12.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate xio_common 0.12.0 [INFO] finished tweaking crates.io crate xio_common 0.12.0 [INFO] tweaked toml for crates.io crate xio_common 0.12.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate xio_common 0.12.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 74 packages to latest compatible versions [INFO] [stderr] Adding crossbeam-channel v0.3.9 (available: v0.5.15) [INFO] [stderr] Adding serialport v3.3.0 (available: v4.7.3) [INFO] [stderr] Adding snafu v0.5.0 (available: v0.8.9) [INFO] [stderr] Adding uuid v0.7.4 (available: v1.18.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snafu v0.5.0 [INFO] [stderr] Downloaded ommui_broadcast v0.4.0 [INFO] [stderr] Downloaded snafu-derive v0.5.0 [INFO] [stderr] Downloaded xio_base_datatypes v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42865c55343f5edf1b48cbabeac8bf4b316dd4fb57155b85230ec36298e55aa0 [INFO] running `Command { std: "docker" "start" "-a" "42865c55343f5edf1b48cbabeac8bf4b316dd4fb57155b85230ec36298e55aa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42865c55343f5edf1b48cbabeac8bf4b316dd4fb57155b85230ec36298e55aa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42865c55343f5edf1b48cbabeac8bf4b316dd4fb57155b85230ec36298e55aa0", kill_on_drop: false }` [INFO] [stdout] 42865c55343f5edf1b48cbabeac8bf4b316dd4fb57155b85230ec36298e55aa0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a873f120eda7ad8ed474e7664038a692d614ac09830f1d4efbed64fcacb8f0b [INFO] running `Command { std: "docker" "start" "-a" "6a873f120eda7ad8ed474e7664038a692d614ac09830f1d4efbed64fcacb8f0b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking object v0.36.7 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Compiling snafu-derive v0.5.0 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Checking snafu v0.5.0 [INFO] [stderr] Checking ommui_broadcast v0.4.0 [INFO] [stderr] Checking xio_base_datatypes v0.8.0 [INFO] [stderr] Checking xio_common v0.12.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::Message` [INFO] [stdout] --> src/messages/mod.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | pub use crate::Message; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::Message` [INFO] [stdout] --> src/messages/mod.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | pub use crate::Message; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RequestItem` is never constructed [INFO] [stdout] --> src/connection.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | pub(crate) struct RequestItem { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_data_types` is never used [INFO] [stdout] --> src/data_type.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub(crate) trait DataTypeWriterExt: Write { [INFO] [stdout] | ----------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 15 | fn write_data_types(&mut self, t: &[DataType]) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `DeviceCapabilityWriterExt` is never used [INFO] [stdout] --> src/device_capability.rs:34:18 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) trait DeviceCapabilityWriterExt: Write { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `read_i8`, `read_i16`, `read_u32`, `read_i32`, and `read_i64` are never used [INFO] [stdout] --> src/io_helper.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) trait ReadExt: ReadBytesExt { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 12 | fn read_i8(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn read_i16(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn read_u32(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | fn read_i32(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | fn read_i64(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `write_i8`, `write_i16`, `write_u32`, and `write_i32` are never used [INFO] [stdout] --> src/io_helper.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub(crate) trait WriteExt: WriteBytesExt { [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 48 | fn write_i8(&mut self, n: i8) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | fn write_i16(&mut self, n: i16) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn write_u32(&mut self, n: u32) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | fn write_i32(&mut self, n: i32) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `JobSetInfoWriterExt` is never used [INFO] [stdout] --> src/job_set_info.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | pub(crate) trait JobSetInfoWriterExt: Write { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RequestItem` is never constructed [INFO] [stdout] --> src/connection.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | pub(crate) struct RequestItem { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_data_types` is never used [INFO] [stdout] --> src/data_type.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub(crate) trait DataTypeWriterExt: Write { [INFO] [stdout] | ----------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 15 | fn write_data_types(&mut self, t: &[DataType]) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `DeviceCapabilityWriterExt` is never used [INFO] [stdout] --> src/device_capability.rs:34:18 [INFO] [stdout] | [INFO] [stdout] 34 | pub(crate) trait DeviceCapabilityWriterExt: Write { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `read_i8`, `read_i16`, `read_u32`, `read_i32`, and `read_i64` are never used [INFO] [stdout] --> src/io_helper.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) trait ReadExt: ReadBytesExt { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 12 | fn read_i8(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn read_i16(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn read_u32(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | fn read_i32(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | fn read_i64(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `write_i8`, `write_i16`, `write_u32`, and `write_i32` are never used [INFO] [stdout] --> src/io_helper.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub(crate) trait WriteExt: WriteBytesExt { [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 48 | fn write_i8(&mut self, n: i8) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | fn write_i16(&mut self, n: i16) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn write_u32(&mut self, n: u32) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | fn write_i32(&mut self, n: i32) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `JobSetInfoWriterExt` is never used [INFO] [stdout] --> src/job_set_info.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | pub(crate) trait JobSetInfoWriterExt: Write { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.83s [INFO] running `Command { std: "docker" "inspect" "6a873f120eda7ad8ed474e7664038a692d614ac09830f1d4efbed64fcacb8f0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a873f120eda7ad8ed474e7664038a692d614ac09830f1d4efbed64fcacb8f0b", kill_on_drop: false }` [INFO] [stdout] 6a873f120eda7ad8ed474e7664038a692d614ac09830f1d4efbed64fcacb8f0b