[INFO] cloning repository https://github.com/warp-records/learn-tokio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/warp-records/learn-tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarp-records%2Flearn-tokio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarp-records%2Flearn-tokio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 52b10e3ae043f59eb9681b1e3b29e86231811e2b [INFO] checking warp-records/learn-tokio against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137045 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarp-records%2Flearn-tokio" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/warp-records/learn-tokio on toolchain d8810e3e2dab96778d20dd6d746ff95465515509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/warp-records/learn-tokio [INFO] finished tweaking git repo https://github.com/warp-records/learn-tokio [INFO] tweaked toml for git repo https://github.com/warp-records/learn-tokio written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/warp-records/learn-tokio 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" "+d8810e3e2dab96778d20dd6d746ff95465515509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25f87df36cf082e695a2b8fc2569430aeaefa7b63530b0ba72da754f2e828e9c [INFO] running `Command { std: "docker" "start" "-a" "25f87df36cf082e695a2b8fc2569430aeaefa7b63530b0ba72da754f2e828e9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25f87df36cf082e695a2b8fc2569430aeaefa7b63530b0ba72da754f2e828e9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25f87df36cf082e695a2b8fc2569430aeaefa7b63530b0ba72da754f2e828e9c", kill_on_drop: false }` [INFO] [stdout] 25f87df36cf082e695a2b8fc2569430aeaefa7b63530b0ba72da754f2e828e9c [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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6815fb17eebd12dc1a76079b688a039dd912c60a2f0a0455a5165f03a691049e [INFO] running `Command { std: "docker" "start" "-a" "6815fb17eebd12dc1a76079b688a039dd912c60a2f0a0455a5165f03a691049e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.165 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking once_cell v1.20.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.2.15 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling serde v1.0.215 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling serde_json v1.0.133 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Compiling syn v2.0.89 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking itoa v1.0.14 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking iana-time-zone v0.1.61 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking bytes v1.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling pin-project-internal v1.1.7 [INFO] [stderr] Compiling async-stream-impl v0.3.6 [INFO] [stderr] Checking async-stream v0.3.6 [INFO] [stderr] Checking tokio v1.41.1 [INFO] [stderr] Checking pin-project v1.1.7 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking tokio-stream v0.1.16 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking torrent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env::consts::OS` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::env::consts::OS; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `task::yield_now` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | task::yield_now, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::ManuallyDrop` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::mem::ManuallyDrop; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `client::connect` [INFO] [stdout] --> src/main.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | use mini_redis::{client::connect, Connection, Frame}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::consts::OS` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::env::consts::OS; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `task::yield_now` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | task::yield_now, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::ManuallyDrop` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::mem::ManuallyDrop; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `client::connect` [INFO] [stdout] --> src/main.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | use mini_redis::{client::connect, Connection, Frame}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `thread` and `time` [INFO] [stdout] --> examples/hello-redis.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{thread, time}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | let mut db = db.lock().unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | let mut db = db.lock().unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.96s [INFO] running `Command { std: "docker" "inspect" "6815fb17eebd12dc1a76079b688a039dd912c60a2f0a0455a5165f03a691049e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6815fb17eebd12dc1a76079b688a039dd912c60a2f0a0455a5165f03a691049e", kill_on_drop: false }` [INFO] [stdout] 6815fb17eebd12dc1a76079b688a039dd912c60a2f0a0455a5165f03a691049e