[INFO] cloning repository https://github.com/enarx/enarx-keepldr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enarx/enarx-keepldr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenarx%2Fenarx-keepldr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenarx%2Fenarx-keepldr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6653ec69244809af82d67ab7ab7829223c0f595
[INFO] testing enarx/enarx-keepldr against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenarx%2Fenarx-keepldr" "/workspace/builds/worker-104/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-104/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enarx/enarx-keepldr on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-104/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/enarx/enarx-keepldr
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/enarx/enarx-keepldr
[INFO] tweaked toml for git repo https://github.com/enarx/enarx-keepldr written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate git repo https://github.com/enarx/enarx-keepldr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded array-init v0.1.1
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded mmarinus v0.2.0
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.24.1
[INFO] [stderr]   Downloaded kvm-ioctls v0.9.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.8.0
[INFO] [stderr]   Downloaded vdso v0.1.0
[INFO] [stderr]   Downloaded ciborium v0.1.0
[INFO] [stderr]   Downloaded kvm-bindings v0.4.0
[INFO] [stderr]   Downloaded process_control v3.0.1
[INFO] [stderr]   Downloaded x86_64 v0.11.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9e344443ef712abce076b97e206d8a97ad32a060d6ca9b0aa12c57fdb49dbdf
[INFO] running `Command { std: "docker" "start" "-a" "a9e344443ef712abce076b97e206d8a97ad32a060d6ca9b0aa12c57fdb49dbdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9e344443ef712abce076b97e206d8a97ad32a060d6ca9b0aa12c57fdb49dbdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e344443ef712abce076b97e206d8a97ad32a060d6ca9b0aa12c57fdb49dbdf", kill_on_drop: false }`
[INFO] [stdout] a9e344443ef712abce076b97e206d8a97ad32a060d6ca9b0aa12c57fdb49dbdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7486db786f996ad0d5771315a6aa1ab42bef8cd510ffeed4030dec4bdbe74a
[INFO] running `Command { std: "docker" "start" "-a" "cc7486db786f996ad0d5771315a6aa1ab42bef8cd510ffeed4030dec4bdbe74a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling protobuf v2.24.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling primordial v0.1.0
[INFO] [stderr]    Compiling sev v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling iocuddle v0.1.1
[INFO] [stderr]    Compiling codicon v3.0.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling array-init v0.1.1
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling colorful v0.2.1
[INFO] [stderr]    Compiling nbytes v0.1.0
[INFO] [stderr]    Compiling lset v0.1.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling protobuf-codegen v2.24.1
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling x86_64 v0.11.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling vmm-sys-util v0.8.0
[INFO] [stderr]    Compiling sallyport v0.1.0 (https://github.com/enarx/sallyport?rev=efccf0f#efccf0f5)
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mmarinus v0.2.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/sallyport-87d2f89630049c63/efccf0f/src/lib.rs:76:1
[INFO] [stdout]    |
[INFO] [stdout] 76 | #![feature(asm)]
[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 `sallyport`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cc7486db786f996ad0d5771315a6aa1ab42bef8cd510ffeed4030dec4bdbe74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7486db786f996ad0d5771315a6aa1ab42bef8cd510ffeed4030dec4bdbe74a", kill_on_drop: false }`
[INFO] [stdout] cc7486db786f996ad0d5771315a6aa1ab42bef8cd510ffeed4030dec4bdbe74a
