[INFO] fetching crate ipcs-node 0.0.2...
[INFO] documenting ipcs-node-0.0.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate ipcs-node 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ipcs-node 0.0.2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipcs-node 0.0.2
[INFO] finished tweaking crates.io crate ipcs-node 0.0.2
[INFO] tweaked toml for crates.io crate ipcs-node 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "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] 2506a4ebde512ef7fdf5f153bf35ce326fe4823fd6cc0a8239bdf95cd46246e2
[INFO] running `Command { std: "docker" "start" "-a" "2506a4ebde512ef7fdf5f153bf35ce326fe4823fd6cc0a8239bdf95cd46246e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2506a4ebde512ef7fdf5f153bf35ce326fe4823fd6cc0a8239bdf95cd46246e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2506a4ebde512ef7fdf5f153bf35ce326fe4823fd6cc0a8239bdf95cd46246e2", kill_on_drop: false }`
[INFO] [stdout] 2506a4ebde512ef7fdf5f153bf35ce326fe4823fd6cc0a8239bdf95cd46246e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc9037e070a78b3ae40f75543edca41d546a9be1a6b147017a87dbaf4b146cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cfc9037e070a78b3ae40f75543edca41d546a9be1a6b147017a87dbaf4b146cf", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.59.0
[INFO] [stderr]    Compiling cranelift-entity v0.59.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling target-lexicon v0.9.0
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking urlencoding v1.1.1
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling blake3 v0.1.5
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cranelift-bforest v0.59.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.59.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking async-channel v1.4.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking polling v0.1.7
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling snow v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking stream-cipher v0.4.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking salsa20-core v0.2.3
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking polyval v0.4.0
[INFO] [stderr]     Checking poly1305 v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking blake2 v0.9.0
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking salsa20 v0.3.0
[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking ipcs-apidefs v0.0.2
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking rayon v1.4.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking chacha20 v0.4.3
[INFO] [stderr] error: could not compile `nix`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.15.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 -C metadata=968810141875d173 -C extra-filename=-968810141875d173 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-b7cb6f2855b37747.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-54290d1d4e24abd9.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-4282d97f04dc73a8.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-1690fd8e51023975.rmeta --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" "cfc9037e070a78b3ae40f75543edca41d546a9be1a6b147017a87dbaf4b146cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc9037e070a78b3ae40f75543edca41d546a9be1a6b147017a87dbaf4b146cf", kill_on_drop: false }`
[INFO] [stdout] cfc9037e070a78b3ae40f75543edca41d546a9be1a6b147017a87dbaf4b146cf