[INFO] cloning repository https://github.com/apognu/defcon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apognu/defcon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapognu%2Fdefcon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapognu%2Fdefcon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 821035dfff2992bbf7cb4370679c6adf66015c71
[INFO] documenting apognu/defcon 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%2Fapognu%2Fdefcon" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apognu/defcon 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/apognu/defcon
[INFO] finished tweaking git repo https://github.com/apognu/defcon
[INFO] tweaked toml for git repo https://github.com/apognu/defcon written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/apognu/defcon 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]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_macros_support v0.29.0
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded pnet_macros v0.29.0
[INFO] [stderr]   Downloaded ssl-expiration2 v0.4.0
[INFO] [stderr]   Downloaded sqlx v0.5.13
[INFO] [stderr]   Downloaded inlinable_string v0.1.15
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded hkdf v0.12.3
[INFO] [stderr]   Downloaded kvlogger v0.5.0
[INFO] [stderr]   Downloaded refinery-macros v0.8.4
[INFO] [stderr]   Downloaded rust-embed-impl v6.2.0
[INFO] [stderr]   Downloaded rust-embed-utils v7.2.0
[INFO] [stderr]   Downloaded io-enum v1.0.1
[INFO] [stderr]   Downloaded dns-lookup v1.0.8
[INFO] [stderr]   Downloaded extend v1.1.2
[INFO] [stderr]   Downloaded named_pipe v0.4.1
[INFO] [stderr]   Downloaded url_serde v0.2.0
[INFO] [stderr]   Downloaded pnet_packet v0.29.0
[INFO] [stderr]   Downloaded sqlx-rt v0.5.13
[INFO] [stderr]   Downloaded publicsuffix v1.5.6
[INFO] [stderr]   Downloaded caps v0.5.3
[INFO] [stderr]   Downloaded jsonwebtoken v8.1.0
[INFO] [stderr]   Downloaded refinery-core v0.8.4
[INFO] [stderr]   Downloaded rocket_codegen v0.5.0-rc.2
[INFO] [stderr]   Downloaded mysql v22.0.0
[INFO] [stderr]   Downloaded num-bigint-dig v0.8.1
[INFO] [stderr]   Downloaded jq-sys v0.2.2
[INFO] [stderr]   Downloaded zeroize v1.5.4
[INFO] [stderr]   Downloaded rust-embed v6.4.0
[INFO] [stderr]   Downloaded jq-rs v0.4.1
[INFO] [stderr]   Downloaded libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]   Downloaded slack-hook v0.8.0
[INFO] [stderr]   Downloaded whois2 v0.0.1
[INFO] [stderr]   Downloaded pkcs1 v0.3.3
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded rocket_http v0.5.0-rc.2
[INFO] [stderr]   Downloaded state v0.5.3
[INFO] [stderr]   Downloaded rocket v0.5.0-rc.2
[INFO] [stderr]   Downloaded git2 v0.13.25
[INFO] [stderr]   Downloaded sqlx-core v0.5.13
[INFO] [stderr]   Downloaded pnet_base v0.29.0
[INFO] [stderr]   Downloaded sqlx-macros v0.5.13
[INFO] [stderr]   Downloaded trust-dns-client v0.21.2
[INFO] [stderr]   Downloaded surge-ping v0.5.2
[INFO] [stderr]   Downloaded refinery v0.8.4
[INFO] [stderr]   Downloaded ipnetwork v0.17.0
[INFO] [stderr]   Downloaded mac_address v1.1.3
[INFO] [stderr]   Downloaded rsa v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] a74ea40c75bdb16675fad68bfabb20a2bae8af1f1fa740135381eb36dbf8e030
[INFO] running `Command { std: "docker" "start" "-a" "a74ea40c75bdb16675fad68bfabb20a2bae8af1f1fa740135381eb36dbf8e030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a74ea40c75bdb16675fad68bfabb20a2bae8af1f1fa740135381eb36dbf8e030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74ea40c75bdb16675fad68bfabb20a2bae8af1f1fa740135381eb36dbf8e030", kill_on_drop: false }`
[INFO] [stdout] a74ea40c75bdb16675fad68bfabb20a2bae8af1f1fa740135381eb36dbf8e030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] cfdef4d05f03f6c997ece40dfc4419af603cbefcecbcfe0f4a3e236254c291d7
[INFO] running `Command { std: "docker" "start" "-a" "cfdef4d05f03f6c997ece40dfc4419af603cbefcecbcfe0f4a3e236254c291d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling base64ct v1.5.0
[INFO] [stderr]    Compiling num_threads v0.1.5
[INFO] [stderr]    Compiling rust_decimal v1.23.1
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking saturating v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling mysql v22.0.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling ipnetwork v0.17.0
[INFO] [stderr]    Compiling state v0.5.3
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]    Compiling io-enum v1.0.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]    Compiling rocket v0.5.0-rc.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking try_from v0.3.2
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[INFO] [stderr]     Checking lexical-util v0.8.3
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]    Compiling pem-rfc7468 v0.3.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]     Checking object v0.28.3
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking stable-pattern v0.1.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking crypto-bigint v0.3.2
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking lexical-write-integer v0.8.3
[INFO] [stderr]     Checking lexical-parse-integer v0.8.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling tracing v0.1.34
[INFO] [stderr]     Checking whois2 v0.0.1
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking ctr v0.8.0
[INFO] [stderr]     Checking polyval v0.5.3
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking lexical-write-float v0.8.4
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking lexical-parse-float v0.8.3
[INFO] [stderr]     Checking der v0.5.1
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking ghash v0.4.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking sqlformat v0.1.8
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.9.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling subprocess v0.2.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking hkdf v0.12.3
[INFO] [stderr]     Checking lexical-core v0.8.3
[INFO] [stderr]     Checking aes-gcm v0.9.4
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking bigdecimal v0.2.2
[INFO] [stderr]     Checking spki v0.5.4
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking dns-lookup v1.0.8
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]     Checking lexical v6.1.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking pkcs8 v0.8.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]     Checking futures-intrusive v0.4.0
[INFO] [stderr]    Compiling pkcs1 v0.3.3
[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-1.0.91/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=587820b828ee44d8 -C extra-filename=-587820b828ee44d8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0bde51d334372518.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-fd8670d14b2f18f6.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-893a1d89efc86dd7.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] running `Command { std: "docker" "inspect" "cfdef4d05f03f6c997ece40dfc4419af603cbefcecbcfe0f4a3e236254c291d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfdef4d05f03f6c997ece40dfc4419af603cbefcecbcfe0f4a3e236254c291d7", kill_on_drop: false }`
[INFO] [stdout] cfdef4d05f03f6c997ece40dfc4419af603cbefcecbcfe0f4a3e236254c291d7