[INFO] cloning repository https://github.com/allie-signet/oc2-baremetal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/allie-signet/oc2-baremetal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallie-signet%2Foc2-baremetal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallie-signet%2Foc2-baremetal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb570b915e23d08db1004170908082b968acb189
[INFO] testing allie-signet/oc2-baremetal against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallie-signet%2Foc2-baremetal" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/allie-signet/oc2-baremetal on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-61/source/.cargo/config
[INFO] started tweaking git repo https://github.com/allie-signet/oc2-baremetal
[INFO] finished tweaking git repo https://github.com/allie-signet/oc2-baremetal
[INFO] tweaked toml for git repo https://github.com/allie-signet/oc2-baremetal written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/allie-signet/oc2-baremetal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/allie-signet/riscv-sbi-rt.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/virtio-drivers`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.15
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded volatile v0.3.0
[INFO] [stderr]   Downloaded spinning_top v0.2.4
[INFO] [stderr]   Downloaded uart_16550 v0.2.16
[INFO] [stderr]   Downloaded tinybmp v0.3.1
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded volatile v0.4.4
[INFO] [stderr]   Downloaded embedded-graphics-core v0.3.3
[INFO] [stderr]   Downloaded az v1.2.0
[INFO] [stderr]   Downloaded x86_64 v0.14.8
[INFO] [stderr]   Downloaded lock_api v0.4.6
[INFO] [stderr]   Downloaded fdt v0.1.3
[INFO] [stderr]   Downloaded rand_pcg v0.2.1
[INFO] [stderr]   Downloaded micromath v1.1.1
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded nom v6.2.1
[INFO] [stderr]   Downloaded syn v1.0.86
[INFO] [stderr]   Downloaded linked_list_allocator v0.9.1
[INFO] [stderr]   Downloaded version_check v0.9.4
[INFO] [stderr]   Downloaded embedded-graphics v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc42837ec04ede5f493e62ef1aac4f1a7cae0be876b0a70bd7773a6c89e0edb1
[INFO] running `Command { std: "docker" "start" "-a" "bc42837ec04ede5f493e62ef1aac4f1a7cae0be876b0a70bd7773a6c89e0edb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc42837ec04ede5f493e62ef1aac4f1a7cae0be876b0a70bd7773a6c89e0edb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc42837ec04ede5f493e62ef1aac4f1a7cae0be876b0a70bd7773a6c89e0edb1", kill_on_drop: false }`
[INFO] [stdout] bc42837ec04ede5f493e62ef1aac4f1a7cae0be876b0a70bd7773a6c89e0edb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f3211454dc7cdcb770b8b76629835c12f6f64d8cd809e8d484e2184471fbadb
[INFO] running `Command { std: "docker" "start" "-a" "1f3211454dc7cdcb770b8b76629835c12f6f64d8cd809e8d484e2184471fbadb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling x86_64 v0.14.8
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling volatile v0.4.4
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling volatile v0.3.0
[INFO] [stderr]    Compiling fdt v0.1.3
[INFO] [stderr]    Compiling lock_api v0.4.6
[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/lock_api-0.4.6/src/lib.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![cfg_attr(feature = "nightly", feature(const_fn_trait_bound))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock_api` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1f3211454dc7cdcb770b8b76629835c12f6f64d8cd809e8d484e2184471fbadb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3211454dc7cdcb770b8b76629835c12f6f64d8cd809e8d484e2184471fbadb", kill_on_drop: false }`
[INFO] [stdout] 1f3211454dc7cdcb770b8b76629835c12f6f64d8cd809e8d484e2184471fbadb