[INFO] fetching crate esp-idf-hal 0.33.1...
[INFO] testing esp-idf-hal-0.33.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate esp-idf-hal 0.33.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate esp-idf-hal 0.33.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate esp-idf-hal 0.33.1
[INFO] finished tweaking crates.io crate esp-idf-hal 0.33.1
[INFO] tweaked toml for crates.io crate esp-idf-hal 0.33.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate esp-idf-hal 0.33.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39bebc9fa3044f4c194300edf94bd1a93f765553351d0f069185de051a8d3348
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "39bebc9fa3044f4c194300edf94bd1a93f765553351d0f069185de051a8d3348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39bebc9fa3044f4c194300edf94bd1a93f765553351d0f069185de051a8d3348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39bebc9fa3044f4c194300edf94bd1a93f765553351d0f069185de051a8d3348", kill_on_drop: false }`
[INFO] [stdout] 39bebc9fa3044f4c194300edf94bd1a93f765553351d0f069185de051a8d3348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdbcc14fd8c3d35edde4ae96cf8ef181143d1236587ab33cac1cebd035cec0b7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fdbcc14fd8c3d35edde4ae96cf8ef181143d1236587ab33cac1cebd035cec0b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling anyhow v1.0.54
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling no-std-net v0.5.0
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v1.0.0-alpha.7
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling cargo_toml v0.9.2
[INFO] [stderr]    Compiling enumset_derive v0.5.5
[INFO] [stderr]    Compiling webpki-roots v0.22.2
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling enumset v1.0.8
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling ureq v2.4.0
[INFO] [stderr]    Compiling embedded-svc v0.17.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/embedded-svc-0.17.1/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_associated_types)] // For mutex, http, http::client, http::server, ota and ghota
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embedded-svc` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fdbcc14fd8c3d35edde4ae96cf8ef181143d1236587ab33cac1cebd035cec0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdbcc14fd8c3d35edde4ae96cf8ef181143d1236587ab33cac1cebd035cec0b7", kill_on_drop: false }`
[INFO] [stdout] fdbcc14fd8c3d35edde4ae96cf8ef181143d1236587ab33cac1cebd035cec0b7