[INFO] cloning repository https://github.com/Daelon02/substrate-api-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Daelon02/substrate-api-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaelon02%2Fsubstrate-api-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaelon02%2Fsubstrate-api-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11aafee83c5d5559efdb330e181bdf274df3d617
[INFO] testing Daelon02/substrate-api-client against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaelon02%2Fsubstrate-api-client" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Daelon02/substrate-api-client on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Daelon02/substrate-api-client
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/Daelon02/substrate-api-client
[INFO] tweaked toml for git repo https://github.com/Daelon02/substrate-api-client written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Daelon02/substrate-api-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing v0.1.28
[INFO] [stderr]   Downloaded tracing-attributes v0.1.16
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.24
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[INFO] [stderr]   Downloaded byte-slice-cast v1.1.0
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[INFO] [stderr]   Downloaded tiny-bip39 v0.8.1
[INFO] [stderr]   Downloaded tracing-core v0.1.20
[INFO] [stderr]   Downloaded zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.3.0
[INFO] [stderr]   Downloaded parity-scale-codec v2.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c980dc9f12832896a334de00db3806386fadd97f811944607a393240fe87650a
[INFO] running `Command { std: "docker" "start" "-a" "c980dc9f12832896a334de00db3806386fadd97f811944607a393240fe87650a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c980dc9f12832896a334de00db3806386fadd97f811944607a393240fe87650a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c980dc9f12832896a334de00db3806386fadd97f811944607a393240fe87650a", kill_on_drop: false }`
[INFO] [stdout] c980dc9f12832896a334de00db3806386fadd97f811944607a393240fe87650a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 335c5e284d1a2b611454f4894ea27a983b66549001e2ed6d0eecc58f13076957
[INFO] running `Command { std: "docker" "start" "-a" "335c5e284d1a2b611454f4894ea27a983b66549001e2ed6d0eecc58f13076957", kill_on_drop: false }`
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[INFO] [stderr]    Compiling sp-io v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling sp-application-crypto v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling sp-runtime v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling sp-version v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling sp-staking v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling sp-inherents v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling sp-api v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling frame-support v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling frame-system v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling frame-benchmarking v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling pallet-transaction-payment v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling pallet-balances v4.0.0-dev (https://github.com/paritytech/substrate.git?branch=master#558a68f8)
[INFO] [stderr]    Compiling substrate-api-client v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(assert_matches)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `substrate-api-client` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "335c5e284d1a2b611454f4894ea27a983b66549001e2ed6d0eecc58f13076957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335c5e284d1a2b611454f4894ea27a983b66549001e2ed6d0eecc58f13076957", kill_on_drop: false }`
[INFO] [stdout] 335c5e284d1a2b611454f4894ea27a983b66549001e2ed6d0eecc58f13076957
