[INFO] cloning repository https://github.com/AB7zz/learn_substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AB7zz/learn_substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAB7zz%2Flearn_substrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAB7zz%2Flearn_substrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eedc714728c64a7671d74c3939a6ea2c83ad9b54
[INFO] documenting AB7zz/learn_substrate against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAB7zz%2Flearn_substrate" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/AB7zz/learn_substrate
[INFO] finished tweaking git repo https://github.com/AB7zz/learn_substrate
[INFO] tweaked toml for git repo https://github.com/AB7zz/learn_substrate written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AB7zz/learn_substrate on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AB7zz/learn_substrate 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/polkadot-sdk.git`
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[INFO] [stderr]     Updating git repository `https://github.com/w3f/ring-proof`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/arkworks-substrate`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2729a3c2b079ab117875d2edd6fe4a5be1fd69758f9cdda03fc73fdaf88ed4ea
[INFO] running `Command { std: "docker" "start" "-a" "2729a3c2b079ab117875d2edd6fe4a5be1fd69758f9cdda03fc73fdaf88ed4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2729a3c2b079ab117875d2edd6fe4a5be1fd69758f9cdda03fc73fdaf88ed4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2729a3c2b079ab117875d2edd6fe4a5be1fd69758f9cdda03fc73fdaf88ed4ea", kill_on_drop: false }`
[INFO] [stdout] 2729a3c2b079ab117875d2edd6fe4a5be1fd69758f9cdda03fc73fdaf88ed4ea
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b2c6d4257387ebb7ed2ec457a35f5931d5a0b5433fb7c0ff57d7f17d5b26ff3
[INFO] running `Command { std: "docker" "start" "-a" "1b2c6d4257387ebb7ed2ec457a35f5931d5a0b5433fb7c0ff57d7f17d5b26ff3", kill_on_drop: false }`
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[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling indexmap v2.2.2
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cranelift-isle v0.95.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.95.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.95.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]     Checking sp-std v14.0.0 (https://github.com/paritytech/polkadot-sdk.git?tag=polkadot-v1.9.0#3c3d6fce)
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]     Checking bumpalo v3.14.0
[INFO] [stderr]     Checking regalloc2 v0.6.1
[INFO] [stderr]     Checking errno v0.3.8
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling expander v2.0.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking wasmtime-asm-macros v8.0.1
[INFO] [stderr]    Compiling ref-cast v1.0.22
[INFO] [stderr]    Compiling wasmtime-cache v8.0.1
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking memfd v0.6.4
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.57/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=38bb2cd7fd9d187b -C extra-filename=-7b96d204560b1d63 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6a3f546eddacecf6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-996acecc5a65007a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f6b002bc8a9c0824.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1b2c6d4257387ebb7ed2ec457a35f5931d5a0b5433fb7c0ff57d7f17d5b26ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2c6d4257387ebb7ed2ec457a35f5931d5a0b5433fb7c0ff57d7f17d5b26ff3", kill_on_drop: false }`
[INFO] [stdout] 1b2c6d4257387ebb7ed2ec457a35f5931d5a0b5433fb7c0ff57d7f17d5b26ff3
