[INFO] fetching crate dynamixel2 0.9.1... [INFO] checking dynamixel2-0.9.1 against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164 [INFO] extracting crate dynamixel2 0.9.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate dynamixel2 0.9.1 [INFO] finished tweaking crates.io crate dynamixel2 0.9.1 [INFO] tweaked toml for crates.io crate dynamixel2 0.9.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dynamixel2 0.9.1 on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking dynamixel2-0.9.1 against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164 [INFO] extracting crate dynamixel2 0.9.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate dynamixel2 0.9.1 [INFO] finished tweaking crates.io crate dynamixel2 0.9.1 [INFO] tweaked toml for crates.io crate dynamixel2 0.9.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dynamixel2 0.9.1 on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking dynamixel2-0.9.1 against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164 [INFO] extracting crate dynamixel2 0.9.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate dynamixel2 0.9.1 [INFO] finished tweaking crates.io crate dynamixel2 0.9.1 [INFO] tweaked toml for crates.io crate dynamixel2 0.9.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dynamixel2 0.9.1 on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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 38 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serial2 v0.2.30 [INFO] [stderr] Downloaded assert2-macros v0.3.16 [INFO] [stderr] Downloaded assert2 v0.3.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f1a4b300f4164f0b928fbb525bcc166186173653afa42839cc07f1294809b11 [INFO] running `Command { std: "docker" "start" "-a" "8f1a4b300f4164f0b928fbb525bcc166186173653afa42839cc07f1294809b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f1a4b300f4164f0b928fbb525bcc166186173653afa42839cc07f1294809b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f1a4b300f4164f0b928fbb525bcc166186173653afa42839cc07f1294809b11", kill_on_drop: false }` [INFO] [stdout] 8f1a4b300f4164f0b928fbb525bcc166186173653afa42839cc07f1294809b11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5d215b3a2a5e663dd2bc81677c58a8d7174426f1871059f7a52223d95917609 [INFO] running `Command { std: "docker" "start" "-a" "e5d215b3a2a5e663dd2bc81677c58a8d7174426f1871059f7a52223d95917609", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking humantime v2.2.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling assert2-macros v0.3.16 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Checking serial2 v0.2.30 [INFO] [stderr] Checking dynamixel2 v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bus.rs:239:39 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn read_status_response_deadline(&mut self, deadline: Instant) -> Result { [INFO] [stdout] | ^^^^^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 239 | pub fn read_status_response_deadline(&mut self, deadline: Instant) -> Result, ReadError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bus.rs:317:30 [INFO] [stdout] | [INFO] [stdout] 317 | pub fn read_status_response(&mut self, expected_parameters: u16) -> Result { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 317 | pub fn read_status_response(&mut self, expected_parameters: u16) -> Result, ReadError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking assert2 v0.3.16 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bus.rs:239:39 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn read_status_response_deadline(&mut self, deadline: Instant) -> Result { [INFO] [stdout] | ^^^^^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 239 | pub fn read_status_response_deadline(&mut self, deadline: Instant) -> Result, ReadError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bus.rs:317:30 [INFO] [stdout] | [INFO] [stdout] 317 | pub fn read_status_response(&mut self, expected_parameters: u16) -> Result { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 317 | pub fn read_status_response(&mut self, expected_parameters: u16) -> Result, ReadError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s [INFO] running `Command { std: "docker" "inspect" "e5d215b3a2a5e663dd2bc81677c58a8d7174426f1871059f7a52223d95917609", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5d215b3a2a5e663dd2bc81677c58a8d7174426f1871059f7a52223d95917609", kill_on_drop: false }` [INFO] [stdout] e5d215b3a2a5e663dd2bc81677c58a8d7174426f1871059f7a52223d95917609