[INFO] fetching crate embedded-executor 0.6.1...
[INFO] checking embedded-executor-0.6.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate embedded-executor 0.6.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate embedded-executor 0.6.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-executor 0.6.1
[INFO] finished tweaking crates.io crate embedded-executor 0.6.1
[INFO] tweaked toml for crates.io crate embedded-executor 0.6.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 06e65e10da1d3111a7b9892e9a21bd1d3889cd96f9ce5c0ddfa5379e69503a14
[INFO] running `Command { std: "docker" "start" "-a" "06e65e10da1d3111a7b9892e9a21bd1d3889cd96f9ce5c0ddfa5379e69503a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06e65e10da1d3111a7b9892e9a21bd1d3889cd96f9ce5c0ddfa5379e69503a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e65e10da1d3111a7b9892e9a21bd1d3889cd96f9ce5c0ddfa5379e69503a14", kill_on_drop: false }`
[INFO] [stdout] 06e65e10da1d3111a7b9892e9a21bd1d3889cd96f9ce5c0ddfa5379e69503a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9566522a28c13108ff500ccbeeeba54da39ec155e02856936691d04c33b227f5
[INFO] running `Command { std: "docker" "start" "-a" "9566522a28c13108ff500ccbeeeba54da39ec155e02856936691d04c33b227f5", kill_on_drop: false }`
[INFO] [stderr]     Checking alloc-facade v0.5.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking futures-util v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]     Checking embedded-executor v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/sleep.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     atomic::spin_loop_hint();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/sleep.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     atomic::spin_loop_hint();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "9566522a28c13108ff500ccbeeeba54da39ec155e02856936691d04c33b227f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9566522a28c13108ff500ccbeeeba54da39ec155e02856936691d04c33b227f5", kill_on_drop: false }`
[INFO] [stdout] 9566522a28c13108ff500ccbeeeba54da39ec155e02856936691d04c33b227f5