[INFO] cloning repository https://github.com/gabrieldavid98/rust-tokio-tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabrieldavid98/rust-tokio-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrieldavid98%2Frust-tokio-tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrieldavid98%2Frust-tokio-tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9a20fe3ac8816d3820c3d775297fceee15741c29 [INFO] checking gabrieldavid98/rust-tokio-tutorial against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrieldavid98%2Frust-tokio-tutorial" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gabrieldavid98/rust-tokio-tutorial [INFO] finished tweaking git repo https://github.com/gabrieldavid98/rust-tokio-tutorial [INFO] tweaked toml for git repo https://github.com/gabrieldavid98/rust-tokio-tutorial written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gabrieldavid98/rust-tokio-tutorial on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gabrieldavid98/rust-tokio-tutorial 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f26c60a82c303c9d3288ee76a3dc1c41d25265e77a93ea6e2d27020906ff6871 [INFO] running `Command { std: "docker" "start" "-a" "f26c60a82c303c9d3288ee76a3dc1c41d25265e77a93ea6e2d27020906ff6871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f26c60a82c303c9d3288ee76a3dc1c41d25265e77a93ea6e2d27020906ff6871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f26c60a82c303c9d3288ee76a3dc1c41d25265e77a93ea6e2d27020906ff6871", kill_on_drop: false }` [INFO] [stdout] f26c60a82c303c9d3288ee76a3dc1c41d25265e77a93ea6e2d27020906ff6871 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 759ed56c3be891e15c5936e087f012d919132056be509f8756b804b7d2587a0b [INFO] running `Command { std: "docker" "start" "-a" "759ed56c3be891e15c5936e087f012d919132056be509f8756b804b7d2587a0b", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.175 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Compiling serde_json v1.0.103 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling syn v2.0.27 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking regex-automata v0.3.3 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Compiling pin-project-internal v1.1.2 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking pin-project v1.1.2 [INFO] [stderr] Checking tokio v1.29.1 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [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: unused import: `collections::btree_map::Values` [INFO] [stdout] --> src/connection.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::btree_map::Values, io::Cursor}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `collections::btree_map::Values` [INFO] [stdout] --> src/connection.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::btree_map::Values, io::Cursor}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Connection` is never constructed [INFO] [stdout] --> src/connection.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Connection { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read_frame`, `write_frame`, and `parse_frame` are never used [INFO] [stdout] --> src/connection.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Connection { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 16 | pub fn new(stream: TcpStream) -> Connection { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub async fn read_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub async fn write_frame(&mut self, frame: &Frame) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn parse_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Connection` is never constructed [INFO] [stdout] --> src/connection.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Connection { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read_frame`, `write_frame`, and `parse_frame` are never used [INFO] [stdout] --> src/connection.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Connection { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 16 | pub fn new(stream: TcpStream) -> Connection { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub async fn read_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub async fn write_frame(&mut self, frame: &Frame) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn parse_frame(&mut self) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.89s [INFO] running `Command { std: "docker" "inspect" "759ed56c3be891e15c5936e087f012d919132056be509f8756b804b7d2587a0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "759ed56c3be891e15c5936e087f012d919132056be509f8756b804b7d2587a0b", kill_on_drop: false }` [INFO] [stdout] 759ed56c3be891e15c5936e087f012d919132056be509f8756b804b7d2587a0b