[INFO] fetching crate interledger-settlement-engines 0.2.0...
[INFO] documenting interledger-settlement-engines-0.2.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate interledger-settlement-engines 0.2.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate interledger-settlement-engines 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interledger-settlement-engines 0.2.0
[INFO] finished tweaking crates.io crate interledger-settlement-engines 0.2.0
[INFO] tweaked toml for crates.io crate interledger-settlement-engines 0.2.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate crates.io crate interledger-settlement-engines 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7325d743f5f60c39bd31b64ab58bccafd94a09cd7754ec62bb498c77a77ed1e9
[INFO] running `Command { std: "docker" "start" "-a" "7325d743f5f60c39bd31b64ab58bccafd94a09cd7754ec62bb498c77a77ed1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7325d743f5f60c39bd31b64ab58bccafd94a09cd7754ec62bb498c77a77ed1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7325d743f5f60c39bd31b64ab58bccafd94a09cd7754ec62bb498c77a77ed1e9", kill_on_drop: false }`
[INFO] [stdout] 7325d743f5f60c39bd31b64ab58bccafd94a09cd7754ec62bb498c77a77ed1e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2003ed60bb0fcb304bf6edde093ef8a62e27cf70ba2234273772ee550a1c89e
[INFO] running `Command { std: "docker" "start" "-a" "f2003ed60bb0fcb304bf6edde093ef8a62e27cf70ba2234273772ee550a1c89e", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking indexmap v1.2.0
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking rlp v0.4.2
[INFO] [stderr]     Checking miniz_oxide v0.3.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.41/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 -C metadata=6323099cdcd0a5e1 -C extra-filename=-6323099cdcd0a5e1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "f2003ed60bb0fcb304bf6edde093ef8a62e27cf70ba2234273772ee550a1c89e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2003ed60bb0fcb304bf6edde093ef8a62e27cf70ba2234273772ee550a1c89e", kill_on_drop: false }`
[INFO] [stdout] f2003ed60bb0fcb304bf6edde093ef8a62e27cf70ba2234273772ee550a1c89e
