[INFO] cloning repository https://github.com/tigthor/serum-anchor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tigthor/serum-anchor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigthor%2Fserum-anchor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigthor%2Fserum-anchor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a03b329cec310972c83a60a8ac88aeb4d279ea0
[INFO] documenting tigthor/serum-anchor against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigthor%2Fserum-anchor" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tigthor/serum-anchor 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 git repo https://github.com/tigthor/serum-anchor
[INFO] finished tweaking git repo https://github.com/tigthor/serum-anchor
[INFO] tweaked toml for git repo https://github.com/tigthor/serum-anchor written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tigthor/serum-anchor already has a lockfile, it will not be regenerated
[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]     Updating git repository `https://github.com/project-serum/serum-dex`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pbkdf2 v0.4.0
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[INFO] [stderr]   Downloaded serum-borsh v0.8.1-serum.1
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[INFO] [stderr]   Downloaded solana-faucet v1.6.6
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[INFO] [stderr]   Downloaded syn v1.0.67
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[INFO] [stderr]   Downloaded solana-net-utils v1.6.6
[INFO] [stderr]   Downloaded solana-measure v1.6.6
[INFO] [stderr]   Downloaded solana-clap-utils v1.6.6
[INFO] [stderr]   Downloaded solana-client v1.6.6
[INFO] [stderr]   Downloaded solana-sdk v1.6.6
[INFO] [stderr]   Downloaded solana-program v1.6.6
[INFO] [stderr]   Downloaded solana-vote-program v1.6.6
[INFO] [stderr]   Downloaded solana-frozen-abi-macro v1.6.6
[INFO] [stderr]   Downloaded solana-logger v1.6.6
[INFO] [stderr]   Downloaded console v0.14.0
[INFO] [stderr]   Downloaded tiny-bip39 v0.8.0
[INFO] [stderr]   Downloaded alloc-traits v0.1.1
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[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] 945da35b5bb422c09faacdfa20de0d548651b2f337a939b2c259cfab03b0452c
[INFO] running `Command { std: "docker" "start" "-a" "945da35b5bb422c09faacdfa20de0d548651b2f337a939b2c259cfab03b0452c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "945da35b5bb422c09faacdfa20de0d548651b2f337a939b2c259cfab03b0452c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945da35b5bb422c09faacdfa20de0d548651b2f337a939b2c259cfab03b0452c", kill_on_drop: false }`
[INFO] [stdout] 945da35b5bb422c09faacdfa20de0d548651b2f337a939b2c259cfab03b0452c
[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] a6b6be0f8fe6c95f3fd1a15fdd72c5e2f8fb9ff2ad62e03c1a994c181e3f8ddb
[INFO] running `Command { std: "docker" "start" "-a" "a6b6be0f8fe6c95f3fd1a15fdd72c5e2f8fb9ff2ad62e03c1a994c181e3f8ddb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling bs58 v0.3.1
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[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]     Checking remove_dir_all v0.5.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]    Compiling ucd-trie v0.1.3
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[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking uriparse v0.6.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling anyhow v1.0.38
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[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking without-alloc v0.2.1
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[INFO] [stderr]    Compiling solana-sdk v1.6.6
[INFO] [stderr]    Compiling solana-vote-program v1.6.6
[INFO] [stderr]    Compiling solana-stake-program v1.6.6
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[INFO] [stderr]    Compiling solana-runtime v1.6.6
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[INFO] [stderr]     Checking crossbeam-utils v0.8.3
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[INFO] [stderr]    Compiling paste-impl v0.1.18
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[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking indexmap v1.6.2
[INFO] [stderr]     Checking quote v1.0.9
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[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling field-offset v0.3.3
[INFO] [stderr]    Compiling cc v1.0.49
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.6.2
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[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling hidapi v1.2.5
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking dialoguer v0.6.2
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.67/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --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="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=fff8215ba44a8a2c -C extra-filename=-fff8215ba44a8a2c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-169dfcc015ef5b16.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d40a497dccad31ee.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-62645fc4c65f65ba.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (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" "a6b6be0f8fe6c95f3fd1a15fdd72c5e2f8fb9ff2ad62e03c1a994c181e3f8ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b6be0f8fe6c95f3fd1a15fdd72c5e2f8fb9ff2ad62e03c1a994c181e3f8ddb", kill_on_drop: false }`
[INFO] [stdout] a6b6be0f8fe6c95f3fd1a15fdd72c5e2f8fb9ff2ad62e03c1a994c181e3f8ddb
