[INFO] fetching crate redyq 0.1.1...
[INFO] checking redyq-0.1.1 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate redyq 0.1.1 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate redyq 0.1.1 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redyq 0.1.1
[INFO] finished tweaking crates.io crate redyq 0.1.1
[INFO] tweaked toml for crates.io crate redyq 0.1.1 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 redis v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 399d791e553ef2d3d54235f2f1af9bf22a9308ad7aa9abb355544959b6bde940
[INFO] running `Command { std: "docker" "start" "-a" "399d791e553ef2d3d54235f2f1af9bf22a9308ad7aa9abb355544959b6bde940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "399d791e553ef2d3d54235f2f1af9bf22a9308ad7aa9abb355544959b6bde940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399d791e553ef2d3d54235f2f1af9bf22a9308ad7aa9abb355544959b6bde940", kill_on_drop: false }`
[INFO] [stdout] 399d791e553ef2d3d54235f2f1af9bf22a9308ad7aa9abb355544959b6bde940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03983bd90a4caea7e26b8b606aca69cbd0d77032b9502f50f6b9d8c38fafdc4f
[INFO] running `Command { std: "docker" "start" "-a" "03983bd90a4caea7e26b8b606aca69cbd0d77032b9502f50f6b9d8c38fafdc4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking combine v4.6.0
[INFO] [stderr]     Checking redis v0.18.0
[INFO] [stderr]     Checking redyq v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `fail_watcher_handle`
[INFO] [stdout]   --> src/queue.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fail_watcher_handle: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `complete_watcher_handle`
[INFO] [stdout]   --> src/queue.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     complete_watcher_handle: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fail_watcher_handle`
[INFO] [stdout]   --> src/queue.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fail_watcher_handle: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `complete_watcher_handle`
[INFO] [stdout]   --> src/queue.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     complete_watcher_handle: std::thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.85s
[INFO] running `Command { std: "docker" "inspect" "03983bd90a4caea7e26b8b606aca69cbd0d77032b9502f50f6b9d8c38fafdc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03983bd90a4caea7e26b8b606aca69cbd0d77032b9502f50f6b9d8c38fafdc4f", kill_on_drop: false }`
[INFO] [stdout] 03983bd90a4caea7e26b8b606aca69cbd0d77032b9502f50f6b9d8c38fafdc4f