[INFO] fetching crate cita-vm 0.1.6...
[INFO] documenting cita-vm-0.1.6 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate cita-vm 0.1.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cita-vm 0.1.6 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cita-vm 0.1.6
[INFO] finished tweaking crates.io crate cita-vm 0.1.6
[INFO] tweaked toml for crates.io crate cita-vm 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cita-state v0.1.6
[INFO] [stderr]   Downloaded keccak-hash v0.1.2
[INFO] [stderr]   Downloaded cita-evm v0.1.6
[INFO] [stderr]   Downloaded cita_trie v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "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] aae82aa6b950b3ce7369ab135e32650cc9effabdb5d6ffb7dc9b8f24d894be8e
[INFO] running `Command { std: "docker" "start" "-a" "aae82aa6b950b3ce7369ab135e32650cc9effabdb5d6ffb7dc9b8f24d894be8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aae82aa6b950b3ce7369ab135e32650cc9effabdb5d6ffb7dc9b8f24d894be8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae82aa6b950b3ce7369ab135e32650cc9effabdb5d6ffb7dc9b8f24d894be8e", kill_on_drop: false }`
[INFO] [stdout] aae82aa6b950b3ce7369ab135e32650cc9effabdb5d6ffb7dc9b8f24d894be8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec2c2fac8e6c7a18449ec8e164038f85be15152dfe06b6a523b31fcbab8ad44
[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" "2ec2c2fac8e6c7a18449ec8e164038f85be15152dfe06b6a523b31fcbab8ad44", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]     Checking rlp v0.3.0
[INFO] [stderr]     Checking keccak-hash v0.1.2
[INFO] [stderr]     Checking cita-evm v0.1.6
[INFO] [stderr]     Checking cita_trie v1.0.1
[INFO] [stderr]     Checking cita-state v0.1.6
[INFO] [stderr]  Documenting cita-vm v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/executive.rs:716:10
[INFO] [stdout]     |
[INFO] [stdout] 716 |     ) -> (Result<evm::InterpreterResult, evm::Error>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.67s
[INFO] running `Command { std: "docker" "inspect" "2ec2c2fac8e6c7a18449ec8e164038f85be15152dfe06b6a523b31fcbab8ad44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec2c2fac8e6c7a18449ec8e164038f85be15152dfe06b6a523b31fcbab8ad44", kill_on_drop: false }`
[INFO] [stdout] 2ec2c2fac8e6c7a18449ec8e164038f85be15152dfe06b6a523b31fcbab8ad44
