[INFO] fetching crate holochain 0.0.51-alpha1...
[INFO] documenting holochain-0.0.51-alpha1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate holochain 0.0.51-alpha1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate holochain 0.0.51-alpha1 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 holochain 0.0.51-alpha1
[INFO] finished tweaking crates.io crate holochain 0.0.51-alpha1
[INFO] tweaked toml for crates.io crate holochain 0.0.51-alpha1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate holochain 0.0.51-alpha1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] eb5d54e66f0441392dc5576eca03007f0a5062867c4567742ebc8f6594fd441b
[INFO] running `Command { std: "docker" "start" "-a" "eb5d54e66f0441392dc5576eca03007f0a5062867c4567742ebc8f6594fd441b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb5d54e66f0441392dc5576eca03007f0a5062867c4567742ebc8f6594fd441b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5d54e66f0441392dc5576eca03007f0a5062867c4567742ebc8f6594fd441b", kill_on_drop: false }`
[INFO] [stdout] eb5d54e66f0441392dc5576eca03007f0a5062867c4567742ebc8f6594fd441b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 66c9ffb6141020eb0d9b8c8d1d35faedd528855acd279647a9625cd19c476cf1
[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" "66c9ffb6141020eb0d9b8c8d1d35faedd528855acd279647a9625cd19c476cf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
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[INFO] [stderr]     Checking smallvec v1.4.1
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[INFO] [stderr]    Compiling cranelift-entity v0.52.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.52.0
[INFO] [stderr]    Compiling target-lexicon v0.9.0
[INFO] [stderr]     Checking shlex v0.1.1
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[INFO] [stderr]    Compiling cranelift-codegen-meta v0.52.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking cranelift-bforest v0.52.0
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[INFO] [stderr]     Checking capnp v0.10.0
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]    Compiling rusoto_core v0.40.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling parking_lot v0.8.0
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[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking float-cmp v0.4.0
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[INFO] [stderr]     Checking crypto-mac v0.5.2
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[INFO] [stderr]     Checking regex v1.1.2
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking num_cpus v1.11.1
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[INFO] [stderr]     Checking getrandom v0.1.14
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[INFO] [stderr]     Checking rand v0.5.6
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking parking_lot_core v0.7.2
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[INFO] [stderr]    Compiling filetime v0.2.11
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[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling wasmer-runtime-core v0.13.1
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[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking sha-1 v0.8.2
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[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking sized-chunks v0.5.3
[INFO] [stderr]     Checking holochain_common v0.0.51-alpha1
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking lmdb-rkv v0.14.0
[INFO] [stderr]     Checking parking_lot v0.10.2
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[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]    Compiling tar v0.4.29
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]    Compiling zip v0.3.3
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]     Checking rust-base58 v0.0.4
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr] error: could not compile `cranelift-codegen-meta`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cranelift_codegen_meta --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cranelift-codegen-meta-0.52.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=c37ada1fc1e2f109 -C extra-filename=-c37ada1fc1e2f109 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cranelift_codegen_shared=/opt/rustwide/target/debug/deps/libcranelift_codegen_shared-22d2b7e38223cd03.rmeta --extern cranelift_entity=/opt/rustwide/target/debug/deps/libcranelift_entity-959f385cad8838fa.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" "66c9ffb6141020eb0d9b8c8d1d35faedd528855acd279647a9625cd19c476cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c9ffb6141020eb0d9b8c8d1d35faedd528855acd279647a9625cd19c476cf1", kill_on_drop: false }`
[INFO] [stdout] 66c9ffb6141020eb0d9b8c8d1d35faedd528855acd279647a9625cd19c476cf1