[INFO] fetching crate queen-io 0.6.1...
[INFO] checking queen-io-0.6.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate queen-io 0.6.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate queen-io 0.6.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate queen-io 0.6.1
[INFO] finished tweaking crates.io crate queen-io 0.6.1
[INFO] tweaked toml for crates.io crate queen-io 0.6.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate queen-io 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34f96e524bd1cfab1a4180c1e7ab45916e772a23e35336190016db1541012c4a
[INFO] running `Command { std: "docker" "start" "-a" "34f96e524bd1cfab1a4180c1e7ab45916e772a23e35336190016db1541012c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34f96e524bd1cfab1a4180c1e7ab45916e772a23e35336190016db1541012c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f96e524bd1cfab1a4180c1e7ab45916e772a23e35336190016db1541012c4a", kill_on_drop: false }`
[INFO] [stdout] 34f96e524bd1cfab1a4180c1e7ab45916e772a23e35336190016db1541012c4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdca5f14b1f5d3fae09c1f322d2adcafaf8d5a0f0ae20fc03aeb0705b30742ff
[INFO] running `Command { std: "docker" "start" "-a" "bdca5f14b1f5d3fae09c1f322d2adcafaf8d5a0f0ae20fc03aeb0705b30742ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling queen-io v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/plus/mpmc_queue.rs:77:52
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 let enqueue_pos = self.enqueue_pos.compare_and_swap(pos, pos + 1, Relaxed);
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/plus/mpmc_queue.rs:104:52
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 let dequeue_pos = self.dequeue_pos.compare_and_swap(pos, pos + 1, Relaxed);
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/plus/mpmc_queue.rs:77:52
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 let enqueue_pos = self.enqueue_pos.compare_and_swap(pos, pos + 1, Relaxed);
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/plus/mpmc_queue.rs:104:52
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 let dequeue_pos = self.dequeue_pos.compare_and_swap(pos, pos + 1, Relaxed);
[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 2.11s
[INFO] running `Command { std: "docker" "inspect" "bdca5f14b1f5d3fae09c1f322d2adcafaf8d5a0f0ae20fc03aeb0705b30742ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdca5f14b1f5d3fae09c1f322d2adcafaf8d5a0f0ae20fc03aeb0705b30742ff", kill_on_drop: false }`
[INFO] [stdout] bdca5f14b1f5d3fae09c1f322d2adcafaf8d5a0f0ae20fc03aeb0705b30742ff