[INFO] fetching crate fawkes-crypto-phase2 0.2.2...
[INFO] documenting fawkes-crypto-phase2-0.2.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate fawkes-crypto-phase2 0.2.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fawkes-crypto-phase2 0.2.2 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 fawkes-crypto-phase2 0.2.2
[INFO] finished tweaking crates.io crate fawkes-crypto-phase2 0.2.2
[INFO] tweaked toml for crates.io crate fawkes-crypto-phase2 0.2.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate fawkes-crypto-phase2 0.2.2 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] [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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] e4603fdfe14e2ef71cf7a5ee96dcf9efb406829dbf9d8afa4554f9d5e168fec5
[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" "e4603fdfe14e2ef71cf7a5ee96dcf9efb406829dbf9d8afa4554f9d5e168fec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4603fdfe14e2ef71cf7a5ee96dcf9efb406829dbf9d8afa4554f9d5e168fec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4603fdfe14e2ef71cf7a5ee96dcf9efb406829dbf9d8afa4554f9d5e168fec5", kill_on_drop: false }`
[INFO] [stdout] e4603fdfe14e2ef71cf7a5ee96dcf9efb406829dbf9d8afa4554f9d5e168fec5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 74dd082567529a91d1db65366193598c10557356cf8310e03c04821356109dd8
[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" "74dd082567529a91d1db65366193598c10557356cf8310e03c04821356109dd8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling ff_derive_ce v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking ff_ce v0.7.1
[INFO] [stderr]     Checking fawkes-crypto-pairing_ce v0.18.0
[INFO] [stderr]     Checking fawkes-crypto-bellman_ce v0.3.1
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking fawkes-crypto-phase2 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting fawkes-crypto-phase2 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `fawkes-crypto-phase2`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type cdylib --crate-type lib --crate-name fawkes_crypto_phase2 src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="rust-crypto"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern blake2=/opt/rustwide/target/debug/deps/libblake2-98eccf721a4a88ba.rmeta --extern blake2_rfc=/opt/rustwide/target/debug/deps/libblake2_rfc-14c1d637a415aa11.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-cdbbc07100f440a1.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-54290d1d4e24abd9.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-aacb95362cb10e08.rmeta --extern exitcode=/opt/rustwide/target/debug/deps/libexitcode-f4bdf1a504750032.rmeta --extern bellman_ce=/opt/rustwide/target/debug/deps/libfawkes_crypto_bellman_ce-0427716feb9b37d9.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-88b93a2a096ee79e.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-3b466a4978391dd5.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-d2eb32bf6ca3a9bc.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-7c1d0f3b07fd8374.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-a11937ebe543e116.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c6c285c35ed6db2d.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-9c0e0967025ea820.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-f7a5189642f84e84.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-075538fd9529b383.rmeta --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" "74dd082567529a91d1db65366193598c10557356cf8310e03c04821356109dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74dd082567529a91d1db65366193598c10557356cf8310e03c04821356109dd8", kill_on_drop: false }`
[INFO] [stdout] 74dd082567529a91d1db65366193598c10557356cf8310e03c04821356109dd8