[INFO] cloning repository https://github.com/datewu/tokio-tutor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/datewu/tokio-tutor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatewu%2Ftokio-tutor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatewu%2Ftokio-tutor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1eb344d989d93f4a236d1b5552106ca76d6d2404 [INFO] checking datewu/tokio-tutor/1eb344d989d93f4a236d1b5552106ca76d6d2404 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatewu%2Ftokio-tutor" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/datewu/tokio-tutor on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/datewu/tokio-tutor [INFO] finished tweaking git repo https://github.com/datewu/tokio-tutor [INFO] tweaked toml for git repo https://github.com/datewu/tokio-tutor written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/datewu/tokio-tutor already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7bac530814a426b0e6d547258c75b4d388784ecd1683a36a8319c2ad91ecc95 [INFO] running `Command { std: "docker" "start" "-a" "d7bac530814a426b0e6d547258c75b4d388784ecd1683a36a8319c2ad91ecc95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7bac530814a426b0e6d547258c75b4d388784ecd1683a36a8319c2ad91ecc95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7bac530814a426b0e6d547258c75b4d388784ecd1683a36a8319c2ad91ecc95", kill_on_drop: false }` [INFO] [stdout] d7bac530814a426b0e6d547258c75b4d388784ecd1683a36a8319c2ad91ecc95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a1d378847d1fac1378dba538edbab3fa2d3af928591a24ec1a80fe63af8589f0 [INFO] running `Command { std: "docker" "start" "-a" "a1d378847d1fac1378dba538edbab3fa2d3af928591a24ec1a80fe63af8589f0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.41 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Compiling serde v1.0.193 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking iana-time-zone v0.1.58 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.35.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking my-redis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Connection` is never constructed [INFO] [stdout] --> src/connection.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Connection { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read_frame`, `parse_frame`, `write_frame`, and `write_decimal` are never used [INFO] [stdout] --> src/connection.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl Connection { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 23 | pub fn new(stream: TcpStream) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub async fn read_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn parse_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | async fn write_frame(&mut self, frame: &Frame) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | async fn write_decimal(&mut self, val: u64) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Connection` is never constructed [INFO] [stdout] --> src/connection.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Connection { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read_frame`, `parse_frame`, `write_frame`, and `write_decimal` are never used [INFO] [stdout] --> src/connection.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl Connection { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 23 | pub fn new(stream: TcpStream) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub async fn read_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn parse_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | async fn write_frame(&mut self, frame: &Frame) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | async fn write_decimal(&mut self, val: u64) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.43s [INFO] running `Command { std: "docker" "inspect" "a1d378847d1fac1378dba538edbab3fa2d3af928591a24ec1a80fe63af8589f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1d378847d1fac1378dba538edbab3fa2d3af928591a24ec1a80fe63af8589f0", kill_on_drop: false }` [INFO] [stdout] a1d378847d1fac1378dba538edbab3fa2d3af928591a24ec1a80fe63af8589f0