[INFO] fetching crate llama-wasm 0.5.0...
[INFO] testing llama-wasm-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate llama-wasm 0.5.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate llama-wasm 0.5.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate llama-wasm 0.5.0
[INFO] finished tweaking crates.io crate llama-wasm 0.5.0
[INFO] tweaked toml for crates.io crate llama-wasm 0.5.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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 llama v0.5.0
[INFO] [stderr]   Downloaded lightbeam v0.15.0
[INFO] [stderr]   Downloaded dynasm v0.5.2
[INFO] [stderr]   Downloaded wasmparser v0.51.4
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.62.0
[INFO] [stderr]   Downloaded cranelift-entity v0.62.0
[INFO] [stderr]   Downloaded capstone v0.6.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.62.0
[INFO] [stderr]   Downloaded target-lexicon v0.10.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.62.0
[INFO] [stderr]   Downloaded gimli v0.20.0
[INFO] [stderr]   Downloaded capstone-sys v0.10.0
[INFO] [stderr]   Downloaded dynasmrt v0.5.2
[INFO] [stderr]   Downloaded multi_mut v0.1.3
[INFO] [stderr]   Downloaded cranelift-codegen v0.62.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b956ee462bc63e321d274169c42f580efe3a5a182388c481e4d699ffda70a3a
[INFO] running `Command { std: "docker" "start" "-a" "7b956ee462bc63e321d274169c42f580efe3a5a182388c481e4d699ffda70a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b956ee462bc63e321d274169c42f580efe3a5a182388c481e4d699ffda70a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b956ee462bc63e321d274169c42f580efe3a5a182388c481e4d699ffda70a3a", kill_on_drop: false }`
[INFO] [stdout] 7b956ee462bc63e321d274169c42f580efe3a5a182388c481e4d699ffda70a3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c5eed1867a68ff9a18508d67201192681a2b63c289966bdb0358478adcac60d
[INFO] running `Command { std: "docker" "start" "-a" "5c5eed1867a68ff9a18508d67201192681a2b63c289966bdb0358478adcac60d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling cranelift-entity v0.62.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.62.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling llama v0.5.0
[INFO] [stderr]    Compiling wasmparser v0.51.4
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling multi_mut v0.1.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling capstone-sys v0.10.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling cranelift-bforest v0.62.0
[INFO] [stderr]    Compiling dynasmrt v0.5.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.62.0
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling gimli v0.20.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling llvm-sys v100.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling dynasm v0.5.2
[INFO] [stderr]    Compiling cranelift-codegen v0.62.0
[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/dynasm-0.5.2/src/lib.rs:1:1
[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 stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dynasm-0.5.2/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.29
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5c5eed1867a68ff9a18508d67201192681a2b63c289966bdb0358478adcac60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c5eed1867a68ff9a18508d67201192681a2b63c289966bdb0358478adcac60d", kill_on_drop: false }`
[INFO] [stdout] 5c5eed1867a68ff9a18508d67201192681a2b63c289966bdb0358478adcac60d