[INFO] fetching crate nomos 0.1.0...
[INFO] testing nomos-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate nomos 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nomos 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nomos 0.1.0
[INFO] finished tweaking crates.io crate nomos 0.1.0
[INFO] tweaked toml for crates.io crate nomos 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de176787c40c5b83164a9f3d8cd09c4a0f9296728b1a84acef2a4ed6f74ce265
[INFO] running `Command { std: "docker" "start" "-a" "de176787c40c5b83164a9f3d8cd09c4a0f9296728b1a84acef2a4ed6f74ce265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de176787c40c5b83164a9f3d8cd09c4a0f9296728b1a84acef2a4ed6f74ce265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de176787c40c5b83164a9f3d8cd09c4a0f9296728b1a84acef2a4ed6f74ce265", kill_on_drop: false }`
[INFO] [stdout] de176787c40c5b83164a9f3d8cd09c4a0f9296728b1a84acef2a4ed6f74ce265
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd24caa854c37a2b0ae2969956ea86310ac2c734a1f68b4f8440000412fd009e
[INFO] running `Command { std: "docker" "start" "-a" "bd24caa854c37a2b0ae2969956ea86310ac2c734a1f68b4f8440000412fd009e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-entity v0.31.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling wasmparser v0.32.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling dynasmrt v0.3.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.31.0
[INFO] [stderr]    Compiling cranelift-bforest v0.31.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling blake2b_simd v0.4.1
[INFO] [stderr]    Compiling wasmer-runtime-core v0.5.7
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling serde-bench v0.0.7
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stderr]    Compiling cranelift-codegen v0.31.0
[INFO] [stderr]    Compiling nomos-runtime v0.1.0
[INFO] [stderr]    Compiling target-lexicon v0.4.0
[INFO] [stderr]    Compiling dynasm v0.3.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dynasm-0.3.2/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dynasm-0.3.2/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(proc_macro_span)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dynasm` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bd24caa854c37a2b0ae2969956ea86310ac2c734a1f68b4f8440000412fd009e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd24caa854c37a2b0ae2969956ea86310ac2c734a1f68b4f8440000412fd009e", kill_on_drop: false }`
[INFO] [stdout] bd24caa854c37a2b0ae2969956ea86310ac2c734a1f68b4f8440000412fd009e