[INFO] fetching crate axdevice_base 0.4.7...
[INFO] checking axdevice_base-0.4.7 against 1.95.0 for pr-155915
[INFO] extracting crate axdevice_base 0.4.7 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate axdevice_base 0.4.7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate axdevice_base 0.4.7
[INFO] tweaked toml for crates.io crate axdevice_base 0.4.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate axdevice_base 0.4.7 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] crate crates.io crate axdevice_base 0.4.7 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded axvmconfig v0.4.7
[INFO] [stderr]   Downloaded axaddrspace v0.5.6
[INFO] [stderr]   Downloaded enumerable_derive v1.2.0
[INFO] [stderr]   Downloaded enumerable v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c50f8f4461b036c55f9ab9a6dff4468f8c4e2f5cca8c49110e4e17eb2c41244a
[INFO] running `Command { std: "docker" "start" "-a" "c50f8f4461b036c55f9ab9a6dff4468f8c4e2f5cca8c49110e4e17eb2c41244a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c50f8f4461b036c55f9ab9a6dff4468f8c4e2f5cca8c49110e4e17eb2c41244a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50f8f4461b036c55f9ab9a6dff4468f8c4e2f5cca8c49110e4e17eb2c41244a", kill_on_drop: false }`
[INFO] [stdout] c50f8f4461b036c55f9ab9a6dff4468f8c4e2f5cca8c49110e4e17eb2c41244a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 32c4b1332ace59344e144ee717e1f266dacbc420d2df556116b0e1fa4c6014ea
[INFO] running `Command { std: "docker" "start" "-a" "32c4b1332ace59344e144ee717e1f266dacbc420d2df556116b0e1fa4c6014ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling ax-errno v0.4.7
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking winnow v0.7.15
[INFO] [stderr]     Checking ax-memory-set v0.6.2
[INFO] [stderr]     Checking numeric-enum-macro v0.2.0
[INFO] [stderr]     Checking ax-lazyinit v0.4.6
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking ax-page-table-entry v0.8.2
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking ax-page-table-multiarch v0.8.2
[INFO] [stderr]     Checking toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking axaddrspace v0.5.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/axaddrspace-0.5.6/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(const_trait_impl)]
[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 `axaddrspace` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "32c4b1332ace59344e144ee717e1f266dacbc420d2df556116b0e1fa4c6014ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c4b1332ace59344e144ee717e1f266dacbc420d2df556116b0e1fa4c6014ea", kill_on_drop: false }`
[INFO] [stdout] 32c4b1332ace59344e144ee717e1f266dacbc420d2df556116b0e1fa4c6014ea