[INFO] cloning repository https://github.com/ryosha5140/serum-dex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryosha5140/serum-dex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryosha5140%2Fserum-dex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryosha5140%2Fserum-dex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b64d6730e631094731c5f0d5b1566218275cd6b
[INFO] documenting ryosha5140/serum-dex against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryosha5140%2Fserum-dex" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryosha5140/serum-dex on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryosha5140/serum-dex
[INFO] finished tweaking git repo https://github.com/ryosha5140/serum-dex
[INFO] tweaked toml for git repo https://github.com/ryosha5140/serum-dex written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ryosha5140/serum-dex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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 trackable v1.0.0
[INFO] [stderr]   Downloaded slog-extra v0.1.2
[INFO] [stderr]   Downloaded field-offset v0.3.2
[INFO] [stderr]   Downloaded debug_print v1.0.0
[INFO] [stderr]   Downloaded assert_matches v1.4.0
[INFO] [stderr]   Downloaded safe-transmute v0.11.0
[INFO] [stderr]   Downloaded pin-project v0.4.26
[INFO] [stderr]   Downloaded slog v1.7.1
[INFO] [stderr]   Downloaded spl-token v2.0.6
[INFO] [stderr]   Downloaded slog-stream v1.2.1
[INFO] [stderr]   Downloaded pin-project-internal v0.4.26
[INFO] [stderr]   Downloaded solana-sdk-macro v1.4.3
[INFO] [stderr]   Downloaded solana-secp256k1-program v1.3.14
[INFO] [stderr]   Downloaded solana-vote-program v1.3.14
[INFO] [stderr]   Downloaded solana-rayon-threadlimit v1.3.15
[INFO] [stderr]   Downloaded solana-clap-utils v1.3.14
[INFO] [stderr]   Downloaded spl-memo v1.0.7
[INFO] [stderr]   Downloaded solana-version v1.3.14
[INFO] [stderr]   Downloaded solana-sdk-macro-frozen-abi v1.3.15
[INFO] [stderr]   Downloaded solana-frozen-abi v1.4.3
[INFO] [stderr]   Downloaded solana-transaction-status v1.3.14
[INFO] [stderr]   Downloaded solana-logger v1.4.3
[INFO] [stderr]   Downloaded solana-config-program v1.3.14
[INFO] [stderr]   Downloaded solana-measure v1.3.14
[INFO] [stderr]   Downloaded solana-frozen-abi-macro v1.4.3
[INFO] [stderr]   Downloaded solana-account-decoder v1.3.14
[INFO] [stderr]   Downloaded solana-metrics v1.3.14
[INFO] [stderr]   Downloaded solana-client v1.3.14
[INFO] [stderr]   Downloaded solana-stake-program v1.3.14
[INFO] [stderr]   Downloaded solana-crate-features v1.3.15
[INFO] [stderr]   Downloaded solana-net-utils v1.3.14
[INFO] [stderr]   Downloaded solana-remote-wallet v1.3.14
[INFO] [stderr]   Downloaded solana-sdk v1.3.14
[INFO] [stderr]   Downloaded solana-program v1.4.3
[INFO] [stderr]   Downloaded solana-runtime v1.3.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c93f0c650cef9def8b66485540d82e5751c467357b86717f7bcf3e11ffa1b274
[INFO] running `Command { std: "docker" "start" "-a" "c93f0c650cef9def8b66485540d82e5751c467357b86717f7bcf3e11ffa1b274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c93f0c650cef9def8b66485540d82e5751c467357b86717f7bcf3e11ffa1b274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93f0c650cef9def8b66485540d82e5751c467357b86717f7bcf3e11ffa1b274", kill_on_drop: false }`
[INFO] [stdout] c93f0c650cef9def8b66485540d82e5751c467357b86717f7bcf3e11ffa1b274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 89623ff6a28b2b45206cd963fd3ed49be10b8d589d2e191a37b73b5e4f89aa18
[INFO] running `Command { std: "docker" "start" "-a" "89623ff6a28b2b45206cd963fd3ed49be10b8d589d2e191a37b73b5e4f89aa18", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking assert_matches v1.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bytemuck v1.4.1
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[INFO] [stderr]     Checking os_str_bytes v2.3.2
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[INFO] [stderr]     Checking urlencoding v1.1.1
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[INFO] [stderr]     Checking debug_print v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking thread_local v0.3.6
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[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking dir-diff v0.3.2
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking slog-extra v0.1.2
[INFO] [stderr]     Checking libflate v1.0.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking want v0.3.0
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[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]     Checking slog-stream v1.2.1
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling solana-sdk-macro-frozen-abi v1.3.15
[INFO] [stderr]    Compiling solana-sdk v1.3.14
[INFO] [stderr]    Compiling solana-vote-program v1.3.14
[INFO] [stderr]    Compiling solana-stake-program v1.3.14
[INFO] [stderr]    Compiling solana-runtime v1.3.14
[INFO] [stderr]    Compiling solana-version v1.3.14
[INFO] [stderr]    Compiling field-offset v0.3.2
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.4.3
[INFO] [stderr]    Compiling solana-frozen-abi v1.4.3
[INFO] [stderr]    Compiling solana-program v1.4.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking hmac-drbg v0.2.0
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking slog-kvfilter v0.7.0
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[INFO] [stderr]     Checking tokio-current-thread v0.1.7
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[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking solana-rayon-threadlimit v1.3.15
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
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[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking headers v0.3.2
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[INFO] [stderr]     Checking dirs v2.0.2
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[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
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[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking solana-logger v1.4.3
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking slog-stdlog v4.0.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling hidapi v1.2.3
[INFO] [stderr]    Compiling blake3 v0.3.7
[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-1.0.42/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -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=5030532d01ddb1d9 -C extra-filename=-5030532d01ddb1d9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7ac7aa49b1a6a3f9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-41ca0b5b463d27c9.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-63a0b4cd6c46d610.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: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/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 -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-mut"' -C metadata=ff3d4613e0a8d7aa -C extra-filename=-ff3d4613e0a8d7aa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5183daaff8fc0d44.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6b52825d784462e1.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-123b1a1a47f71896.rmeta --cap-lints allow --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "89623ff6a28b2b45206cd963fd3ed49be10b8d589d2e191a37b73b5e4f89aa18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89623ff6a28b2b45206cd963fd3ed49be10b8d589d2e191a37b73b5e4f89aa18", kill_on_drop: false }`
[INFO] [stdout] 89623ff6a28b2b45206cd963fd3ed49be10b8d589d2e191a37b73b5e4f89aa18