[INFO] fetching crate ipcs-node 0.0.2...
[INFO] testing ipcs-node-0.0.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ipcs-node 0.0.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ipcs-node 0.0.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ipcs-apidefs v0.0.2
[INFO] [stderr]   Downloaded ipcs-executor v0.0.2
[INFO] [stderr]   Downloaded semtexzv-ipfsapi v0.4.1-alpha.2
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a997b384437ae4d51601d58e96683565643242dac9364fc1021892a98f528ed
[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" "3a997b384437ae4d51601d58e96683565643242dac9364fc1021892a98f528ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a997b384437ae4d51601d58e96683565643242dac9364fc1021892a98f528ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a997b384437ae4d51601d58e96683565643242dac9364fc1021892a98f528ed", kill_on_drop: false }`
[INFO] [stdout] 3a997b384437ae4d51601d58e96683565643242dac9364fc1021892a98f528ed
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28416044f7c80f61c0f56a49c563d9a5ce8627687dc6885494a194531a5ec4b0
[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" "28416044f7c80f61c0f56a49c563d9a5ce8627687dc6885494a194531a5ec4b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling cranelift-entity v0.59.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.59.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling event-listener v2.3.2
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling target-lexicon v0.9.0
[INFO] [stderr]    Compiling fastrand v1.3.3
[INFO] [stderr]    Compiling wasmparser v0.51.4
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling blake3 v0.1.5
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling quicksink v0.1.2
[INFO] [stderr]    Compiling ed25519 v1.0.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.59.0
[INFO] [stderr]    Compiling cranelift-bforest v0.59.0
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling async-channel v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling errno v0.2.6
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling snow v0.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tracing v0.1.18
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling stream-cipher v0.3.2
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling uint v0.8.4
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling block-cipher v0.7.1
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling stream-cipher v0.4.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling blocking v0.4.7
[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]    Compiling salsa20-core v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling ctr v0.3.2
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling twofish v0.2.0
[INFO] [stderr]    Compiling polyval v0.4.0
[INFO] [stderr]    Compiling poly1305 v0.6.0
[INFO] [stderr]    Compiling aes-soft v0.4.0
[INFO] [stderr]    Compiling blake2 v0.9.0
[INFO] [stderr]    Compiling cuckoofilter v0.3.2
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling multihash v0.11.2
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling salsa20 v0.3.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.9.0
[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,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=44d8e476c50c602a -C extra-filename=-44d8e476c50c602a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-727e218cbe4629d5.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-3e760b0ea3b301a2.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-2b8404f9072f9abf.rmeta --cap-lints allow --cap-lints=warn` (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" "28416044f7c80f61c0f56a49c563d9a5ce8627687dc6885494a194531a5ec4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28416044f7c80f61c0f56a49c563d9a5ce8627687dc6885494a194531a5ec4b0", kill_on_drop: false }`
[INFO] [stdout] 28416044f7c80f61c0f56a49c563d9a5ce8627687dc6885494a194531a5ec4b0