[INFO] fetching crate solana-vest-program 1.6.20...
[INFO] documenting solana-vest-program-1.6.20 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate solana-vest-program 1.6.20 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate solana-vest-program 1.6.20 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 solana-vest-program 1.6.20
[INFO] finished tweaking crates.io crate solana-vest-program 1.6.20
[INFO] tweaked toml for crates.io crate solana-vest-program 1.6.20 written to /workspace/builds/worker-4/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jemalloc-ctl v0.3.3
[INFO] [stderr]   Downloaded backtrace v0.3.57
[INFO] [stderr]   Downloaded solana-config-program v1.6.20
[INFO] [stderr]   Downloaded solana-measure v1.6.20
[INFO] [stderr]   Downloaded solana-secp256k1-program v1.6.20
[INFO] [stderr]   Downloaded solana-logger v1.6.20
[INFO] [stderr]   Downloaded solana-crate-features v1.6.20
[INFO] [stderr]   Downloaded solana-rayon-threadlimit v1.6.20
[INFO] [stderr]   Downloaded solana-vote-program v1.6.20
[INFO] [stderr]   Downloaded solana-stake-program v1.6.20
[INFO] [stderr]   Downloaded solana-metrics v1.6.20
[INFO] [stderr]   Downloaded solana-program v1.6.20
[INFO] [stderr]   Downloaded solana-frozen-abi-macro v1.6.20
[INFO] [stderr]   Downloaded solana-runtime v1.6.20
[INFO] [stderr]   Downloaded solana-sdk-macro v1.6.20
[INFO] [stderr]   Downloaded solana-sdk v1.6.20
[INFO] [stderr]   Downloaded solana-frozen-abi v1.6.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 09108e5a92146c4abe870d57cd2e15701351590656a4088b88dfc2dc66481176
[INFO] running `Command { std: "docker" "start" "-a" "09108e5a92146c4abe870d57cd2e15701351590656a4088b88dfc2dc66481176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09108e5a92146c4abe870d57cd2e15701351590656a4088b88dfc2dc66481176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09108e5a92146c4abe870d57cd2e15701351590656a4088b88dfc2dc66481176", kill_on_drop: false }`
[INFO] [stdout] 09108e5a92146c4abe870d57cd2e15701351590656a4088b88dfc2dc66481176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1c9e1cb540a0f4de7179b7768d9763067ce54b193d22da1fdb154d291fb51c8d
[INFO] running `Command { std: "docker" "start" "-a" "1c9e1cb540a0f4de7179b7768d9763067ce54b193d22da1fdb154d291fb51c8d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking miniz_oxide v0.4.4
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.6.20
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling solana-frozen-abi v1.6.20
[INFO] [stderr]    Compiling solana-program v1.6.20
[INFO] [stderr]    Compiling solana-sdk v1.6.20
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.1
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr] error: could not compile `synstructure`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name synstructure --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/synstructure-0.12.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' -C metadata=0d57c8fb8afab3b1 -C extra-filename=-0d57c8fb8afab3b1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-842c01cbc6d4eb4a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0dd32b08acf7cc97.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-06c3f1a3388b7229.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-fa95828b78fbac73.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1c9e1cb540a0f4de7179b7768d9763067ce54b193d22da1fdb154d291fb51c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9e1cb540a0f4de7179b7768d9763067ce54b193d22da1fdb154d291fb51c8d", kill_on_drop: false }`
[INFO] [stdout] 1c9e1cb540a0f4de7179b7768d9763067ce54b193d22da1fdb154d291fb51c8d
