[INFO] fetching crate dpf 0.2.0...
[INFO] checking dpf-0.2.0 against 1.95.0 for pr-155915
[INFO] extracting crate dpf 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dpf 0.2.0
[INFO] finished tweaking crates.io crate dpf 0.2.0
[INFO] tweaked toml for crates.io crate dpf 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dpf 0.2.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding aes v0.8.4 (available: v0.9.0)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inout v0.1.4
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded cipher v0.4.4
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded aes v0.8.4
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0309d4919720f8f5f05d3aed384db8280a4728f756feae3a52982da0175ff397
[INFO] running `Command { std: "docker" "start" "-a" "0309d4919720f8f5f05d3aed384db8280a4728f756feae3a52982da0175ff397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0309d4919720f8f5f05d3aed384db8280a4728f756feae3a52982da0175ff397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0309d4919720f8f5f05d3aed384db8280a4728f756feae3a52982da0175ff397", kill_on_drop: false }`
[INFO] [stdout] 0309d4919720f8f5f05d3aed384db8280a4728f756feae3a52982da0175ff397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c15d37484cb94899b6084bf3fc7b33625bfb9c46fbf2514fbf8cbcd5ee133139
[INFO] running `Command { std: "docker" "start" "-a" "c15d37484cb94899b6084bf3fc7b33625bfb9c46fbf2514fbf8cbcd5ee133139", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking typenum v1.20.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking dpf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dpf` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c15d37484cb94899b6084bf3fc7b33625bfb9c46fbf2514fbf8cbcd5ee133139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15d37484cb94899b6084bf3fc7b33625bfb9c46fbf2514fbf8cbcd5ee133139", kill_on_drop: false }`
[INFO] [stdout] c15d37484cb94899b6084bf3fc7b33625bfb9c46fbf2514fbf8cbcd5ee133139
