[INFO] cloning repository https://github.com/KeystoneHQ/keystone-sdk-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeystoneHQ/keystone-sdk-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeystoneHQ%2Fkeystone-sdk-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeystoneHQ%2Fkeystone-sdk-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1464cd459f8fa4d64edb5034ea7e43c9d073f6e8
[INFO] documenting KeystoneHQ/keystone-sdk-rust against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeystoneHQ%2Fkeystone-sdk-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeystoneHQ/keystone-sdk-rust on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/KeystoneHQ/keystone-sdk-rust
[INFO] finished tweaking git repo https://github.com/KeystoneHQ/keystone-sdk-rust
[INFO] tweaked toml for git repo https://github.com/KeystoneHQ/keystone-sdk-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KeystoneHQ/keystone-sdk-rust 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating git repository `https://github.com/KeystoneHQ/ur-rs`
[INFO] [stderr]     Updating git repository `https://github.com/KeystoneHQ/libflate.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bip32 v0.5.0
[INFO] [stderr]   Downloaded core2 v0.3.3
[INFO] [stderr]   Downloaded parity-scale-codec v3.4.0
[INFO] [stderr]   Downloaded jni v0.16.0
[INFO] [stderr]   Downloaded ffi-support v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fadc1c283004a3f58890d948ae122ea25821b4c2ee237dd70e3b01c02d607f89
[INFO] running `Command { std: "docker" "start" "-a" "fadc1c283004a3f58890d948ae122ea25821b4c2ee237dd70e3b01c02d607f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fadc1c283004a3f58890d948ae122ea25821b4c2ee237dd70e3b01c02d607f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fadc1c283004a3f58890d948ae122ea25821b4c2ee237dd70e3b01c02d607f89", kill_on_drop: false }`
[INFO] [stdout] fadc1c283004a3f58890d948ae122ea25821b4c2ee237dd70e3b01c02d607f89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bd15c85aa9d89d3586437f7a62d56e15deb2a703ca3e896cb28d5bb40212ce3
[INFO] running `Command { std: "docker" "start" "-a" "2bd15c85aa9d89d3586437f7a62d56e15deb2a703ca3e896cb28d5bb40212ce3", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking const-oid v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking cpufeatures v0.2.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling bitcoin-private v0.1.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling minicbor v0.19.1
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking der v0.7.5
[INFO] [stderr]     Checking core2 v0.3.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling thiserror-core v1.0.38
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking libflate_lz77 v1.2.0 (https://github.com/KeystoneHQ/libflate.git?tag=1.3.1#e6236f74)
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking sec1 v0.7.2
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking bitcoin_hashes v0.12.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking crypto-bigint v0.5.2
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking libflate v1.3.0 (https://github.com/KeystoneHQ/libflate.git?tag=1.3.1#e6236f74)
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]     Checking elliptic-curve v0.13.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking signature v2.1.0
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.22
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking ecdsa v0.16.6
[INFO] [stderr]    Compiling jni v0.16.0
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]    Compiling protobuf v3.2.0
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking sha3 v0.10.6
[INFO] [stderr]     Checking protobuf-support v3.2.0
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking k256 v0.13.1
[INFO] [stderr]     Checking pbkdf2 v0.12.1
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]     Checking ffi-support v0.4.4
[INFO] [stderr]     Checking bip32 v0.5.0
[INFO] [stderr]     Checking uuid v1.3.1
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]    Compiling thiserror-core-impl v1.0.38
[INFO] [stderr]     Checking secp256k1 v0.24.3
[INFO] [stderr]     Checking phf v0.11.1
[INFO] [stderr]     Checking ur v0.3.0 (https://github.com/KeystoneHQ/ur-rs?tag=0.3.1#abf91c24)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/thiserror-core-1.0.38/src/lib.rs:239:43
[INFO] [stdout]     |
[INFO] [stdout] 239 | #![cfg_attr(not(feature = "std"), feature(error_in_core))]
[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 `thiserror-core` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2bd15c85aa9d89d3586437f7a62d56e15deb2a703ca3e896cb28d5bb40212ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd15c85aa9d89d3586437f7a62d56e15deb2a703ca3e896cb28d5bb40212ce3", kill_on_drop: false }`
[INFO] [stdout] 2bd15c85aa9d89d3586437f7a62d56e15deb2a703ca3e896cb28d5bb40212ce3
