[INFO] fetching crate lunatic-runtime 0.3.3...
[INFO] testing lunatic-runtime-0.3.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate lunatic-runtime 0.3.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lunatic-runtime 0.3.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lunatic-runtime 0.3.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lunatic-runtime 0.3.3
[INFO] tweaked toml for crates.io crate lunatic-runtime 0.3.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate lunatic-runtime 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nb-connect v1.1.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.68.0
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[INFO] [stderr]   Downloaded darling v0.12.3
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[INFO] [stderr]   Downloaded switcheroo v0.2.8
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5de5cea6a79ea120fc14d7ab16f1702ffa4db533c292228fb1c569bb69d2ff5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c5de5cea6a79ea120fc14d7ab16f1702ffa4db533c292228fb1c569bb69d2ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5de5cea6a79ea120fc14d7ab16f1702ffa4db533c292228fb1c569bb69d2ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5de5cea6a79ea120fc14d7ab16f1702ffa4db533c292228fb1c569bb69d2ff5", kill_on_drop: false }`
[INFO] [stdout] c5de5cea6a79ea120fc14d7ab16f1702ffa4db533c292228fb1c569bb69d2ff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb4d92d07ea89a5623c2f5063f027303fc0677ff01687922e0aab9ea2607a29d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb4d92d07ea89a5623c2f5063f027303fc0677ff01687922e0aab9ea2607a29d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling target-lexicon v0.12.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling wasmparser v0.77.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]    Compiling vec-arena v1.1.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling wasmtime-cache v0.26.0
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]    Compiling wast v35.0.1
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling switcheroo v0.2.8
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[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/switcheroo-0.2.8/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm, naked_functions)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `rbx`: rbx is used internally by LLVM and cannot be used as an operand for inline asm
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/switcheroo-0.2.8/src/arch/unix_x64.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |         out("rax") _, out("rbx") _,
[INFO] [stdout]    |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `rbx`: rbx is used internally by LLVM and cannot be used as an operand for inline asm
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/switcheroo-0.2.8/src/arch/unix_x64.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |         out("rax") _, out("rbx") _, out("rcx") _,
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `switcheroo` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cb4d92d07ea89a5623c2f5063f027303fc0677ff01687922e0aab9ea2607a29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4d92d07ea89a5623c2f5063f027303fc0677ff01687922e0aab9ea2607a29d", kill_on_drop: false }`
[INFO] [stdout] cb4d92d07ea89a5623c2f5063f027303fc0677ff01687922e0aab9ea2607a29d
