[INFO] cloning repository https://github.com/charles-e/visible-safecoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charles-e/visible-safecoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-e%2Fvisible-safecoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-e%2Fvisible-safecoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aff40d983d8ef328cb02202d5843c747fdb9a17e
[INFO] documenting charles-e/visible-safecoin 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%2Fcharles-e%2Fvisible-safecoin" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charles-e/visible-safecoin 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/charles-e/visible-safecoin
[INFO] finished tweaking git repo https://github.com/charles-e/visible-safecoin
[INFO] tweaked toml for git repo https://github.com/charles-e/visible-safecoin written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/charles-e/visible-safecoin 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/rust-rocksdb/rust-rocksdb`
[INFO] [stderr]     Updating git submodule `https://github.com/lz4/lz4.git`
[INFO] [stderr]     Updating git submodule `https://github.com/madler/zlib.git`
[INFO] [stderr]     Updating git submodule `https://github.com/facebook/zstd`
[INFO] [stderr]     Updating git submodule `https://github.com/facebook/rocksdb.git`
[INFO] [stderr]     Updating git submodule `https://github.com/google/snappy.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]   Downloaded futures-macro v0.3.12
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[INFO] [stderr]   Downloaded console v0.14.0
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[INFO] [stderr]   Downloaded hyper v0.14.4
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[INFO] [stderr]   Downloaded spl-token v3.0.1
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[INFO] [stderr]   Downloaded solana-frozen-abi v1.5.8
[INFO] [stderr]   Downloaded jsonrpc-derive v17.0.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 02c724540c85eb62c6f93ed3a007059f9c63c0e9fcb8b119548751fab01cbc31
[INFO] running `Command { std: "docker" "start" "-a" "02c724540c85eb62c6f93ed3a007059f9c63c0e9fcb8b119548751fab01cbc31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c724540c85eb62c6f93ed3a007059f9c63c0e9fcb8b119548751fab01cbc31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c724540c85eb62c6f93ed3a007059f9c63c0e9fcb8b119548751fab01cbc31", kill_on_drop: false }`
[INFO] [stdout] 02c724540c85eb62c6f93ed3a007059f9c63c0e9fcb8b119548751fab01cbc31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b15fe02a5d0b72934e1fa6a860645b47529403d19f8e2ac6510b0ed0ac644996
[INFO] running `Command { std: "docker" "start" "-a" "b15fe02a5d0b72934e1fa6a860645b47529403d19f8e2ac6510b0ed0ac644996", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `safecoin-faucet` in package `safecoin-faucet v1.6.0 (/opt/rustwide/workdir/faucet)` has the same output filename as the lib target `safecoin_faucet` in package `safecoin-faucet v1.6.0 (/opt/rustwide/workdir/faucet)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/safecoin_faucet/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.55.0-beta (1f76a218b 2021-07-29) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "safecoin-faucet", version: "1.6.0", source: "/opt/rustwide/workdir/faucet" }, ..: ".." }, target: TargetInner { name: "safecoin-faucet", doc: true, ..: with_path("/opt/rustwide/workdir/faucet/src/bin/faucet.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 7879412804409686614 }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "safecoin-faucet", version: "1.6.0", source: "/opt/rustwide/workdir/faucet" }, ..: ".." }, target: TargetInner { ..: lib_target("safecoin_faucet", ["lib"], "/opt/rustwide/workdir/faucet/src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 11086392609188754934 }
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `safecoin-genesis` in package `safecoin-genesis v1.6.0 (/opt/rustwide/workdir/genesis)` has the same output filename as the lib target `safecoin_genesis` in package `safecoin-genesis v1.6.0 (/opt/rustwide/workdir/genesis)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/safecoin_genesis/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.55.0-beta (1f76a218b 2021-07-29) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "safecoin-genesis", version: "1.6.0", source: "/opt/rustwide/workdir/genesis" }, ..: ".." }, target: TargetInner { name: "safecoin-genesis", doc: true, ..: with_path("/opt/rustwide/workdir/genesis/src/main.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 1580375229640140209 }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "safecoin-genesis", version: "1.6.0", source: "/opt/rustwide/workdir/genesis" }, ..: ".." }, target: TargetInner { ..: lib_target("safecoin_genesis", ["lib"], "/opt/rustwide/workdir/genesis/src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 11920227493131663744 }
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling spin v0.5.2
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[INFO] [stderr]    Compiling syn v0.15.44
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[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking base32 v0.4.0
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[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking simpl v0.1.0
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[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]    Compiling safecoin-install v1.6.0 (/opt/rustwide/workdir/install)
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking pretty-hex v0.2.1
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking histogram v0.6.9
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling memoffset v0.6.1
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[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling clang-sys v1.1.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking fast-math v0.1.1
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking hash32 v0.1.1
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[INFO] [stderr]     Checking byte-unit v4.0.9
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking dir-diff v0.3.2
[INFO] [stderr]     Checking trees v0.2.1
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.6.0 (/opt/rustwide/workdir/frozen-abi/macro)
[INFO] [stderr]    Compiling solana-frozen-abi v1.6.0 (/opt/rustwide/workdir/frozen-abi)
[INFO] [stderr]    Compiling solana-program v1.6.0 (/opt/rustwide/workdir/sdk/program)
[INFO] [stderr]    Compiling solana-sdk v1.6.0 (/opt/rustwide/workdir/sdk)
[INFO] [stderr]    Compiling solana-vote-program v1.6.0 (/opt/rustwide/workdir/programs/vote)
[INFO] [stderr]    Compiling solana-stake-program v1.6.0 (/opt/rustwide/workdir/programs/stake)
[INFO] [stderr]    Compiling solana-runtime v1.6.0 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]    Compiling solana-version v1.6.0 (/opt/rustwide/workdir/version)
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.5.8
[INFO] [stderr]    Compiling solana-frozen-abi v1.5.8
[INFO] [stderr]    Compiling solana-program v1.5.8
[INFO] [stderr]    Compiling solana-ledger v1.6.0 (/opt/rustwide/workdir/ledger)
[INFO] [stderr]    Compiling solana-core v1.6.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-utils v0.8.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]     Checking hmac v0.7.1
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[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
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[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking semver-parser v0.10.2
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[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking idna v0.2.1
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[INFO] [stderr]     Checking parking_lot_core v0.8.3
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[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking iovec v0.1.4
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[INFO] [stderr]     Checking getrandom v0.1.16
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[INFO] [stderr]     Checking parking_lot_core v0.6.2
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[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking gethostname v0.2.1
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[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking solana-rayon-threadlimit v1.6.0 (/opt/rustwide/workdir/rayon-threadlimit)
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]  Documenting solana-rayon-threadlimit v1.6.0 (/opt/rustwide/workdir/rayon-threadlimit)
[INFO] [stderr]     Checking tar v0.4.32
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking cc v1.0.49
[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-1.0.60/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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=2e1b445657c3399a -C extra-filename=-2e1b445657c3399a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-33a4ad259574b86e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5cf3f76ab80abac2.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-277886716531362e.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" "b15fe02a5d0b72934e1fa6a860645b47529403d19f8e2ac6510b0ed0ac644996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b15fe02a5d0b72934e1fa6a860645b47529403d19f8e2ac6510b0ed0ac644996", kill_on_drop: false }`
[INFO] [stdout] b15fe02a5d0b72934e1fa6a860645b47529403d19f8e2ac6510b0ed0ac644996
