[INFO] fetching crate avm-server 0.8.0...
[INFO] documenting avm-server-0.8.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate avm-server 0.8.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate avm-server 0.8.0 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 avm-server 0.8.0
[INFO] finished tweaking crates.io crate avm-server 0.8.0
[INFO] tweaked toml for crates.io crate avm-server 0.8.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 00df365250503abeed26aed951b2dbcf9f1457701a33126fa6e535200d4647cd
[INFO] running `Command { std: "docker" "start" "-a" "00df365250503abeed26aed951b2dbcf9f1457701a33126fa6e535200d4647cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00df365250503abeed26aed951b2dbcf9f1457701a33126fa6e535200d4647cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00df365250503abeed26aed951b2dbcf9f1457701a33126fa6e535200d4647cd", kill_on_drop: false }`
[INFO] [stdout] 00df365250503abeed26aed951b2dbcf9f1457701a33126fa6e535200d4647cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "RUSTDOCFLAGS=--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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e22045dda05c2c5bb58513995edbb07bcd1816c105a94e31e0bdc60bc7b2d698
[INFO] running `Command { std: "docker" "start" "-a" "e22045dda05c2c5bb58513995edbb07bcd1816c105a94e31e0bdc60bc7b2d698", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.59.0
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling cranelift-entity v0.59.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking it-to-bytes v0.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking safe-transmute v0.11.2
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking marine-utils v0.2.0
[INFO] [stderr]     Checking cmd_lib v0.7.8
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking wast v8.0.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking proc-macro2 v1.0.28
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking cranelift-bforest v0.59.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.59.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking pwasm-utils v0.12.0
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
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[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking errno v0.2.7
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[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling wasmer-runtime-core-fl v0.17.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling marine-timestamp-macro v0.6.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling walrus-macro v0.18.0
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling typetag-impl v0.1.7
[INFO] [stderr]    Compiling cranelift-codegen v0.59.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking walrus v0.18.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking fluence-it-types v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking typetag v0.1.7
[INFO] [stderr]     Checking it-lilo v0.1.0
[INFO] [stderr]     Checking cargo_toml v0.8.1
[INFO] [stderr]     Checking wasmer-interface-types-fl v0.20.1
[INFO] [stderr]     Checking marine-macro-impl v0.6.9
[INFO] [stderr]     Checking marine-it-interfaces v0.4.0
[INFO] [stderr]    Compiling marine-macro v0.6.9
[INFO] [stderr]     Checking marine-module-interface v0.1.4
[INFO] [stderr]     Checking wasmer-wasi-fl v0.17.1
[INFO] [stderr]     Checking fluence-sdk-main v0.6.9
[INFO] [stderr]     Checking marine-module-info-parser v0.1.0
[INFO] [stderr]     Checking fluence v0.6.9
[INFO] [stderr]     Checking marine-it-parser v0.6.5
[INFO] [stderr]     Checking air-interpreter-interface v0.5.1
[INFO] [stderr]     Checking marine-it-generator v0.5.3
[INFO] [stderr]     Checking wasmer-clif-fork-frontend v0.59.0
[INFO] [stderr]     Checking cranelift-native v0.59.0
[INFO] [stderr]     Checking wasmer-clif-fork-wasm v0.59.0
[INFO] [stderr]     Checking wasmer-clif-backend-fl v0.17.0
[INFO] [stderr]     Checking wasmer-runtime-fl v0.17.1
[INFO] [stderr]     Checking marine-runtime v0.5.1
[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/marine-runtime-0.5.1/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(get_mut_unchecked)]
[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/marine-runtime-0.5.1/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(new_uninit)]
[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/marine-runtime-0.5.1/src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(stmt_expr_attributes)]
[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 `marine-runtime` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "e22045dda05c2c5bb58513995edbb07bcd1816c105a94e31e0bdc60bc7b2d698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22045dda05c2c5bb58513995edbb07bcd1816c105a94e31e0bdc60bc7b2d698", kill_on_drop: false }`
[INFO] [stdout] e22045dda05c2c5bb58513995edbb07bcd1816c105a94e31e0bdc60bc7b2d698
