[INFO] fetching crate etclient 0.3.0...
[INFO] documenting etclient-0.3.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate etclient 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate etclient 0.3.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate etclient 0.3.0
[INFO] finished tweaking crates.io crate etclient 0.3.0
[INFO] tweaked toml for crates.io crate etclient 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded devp2p v0.4.1
[INFO] [stderr]   Downloaded ethash v0.3.1
[INFO] [stderr]   Downloaded evm-stateful v0.9.2
[INFO] [stderr]   Downloaded evm v0.9.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b48eb9233beb5f33591ed3efae3ac43765e0c5f68f24bb3ee223560802c934f1
[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" "b48eb9233beb5f33591ed3efae3ac43765e0c5f68f24bb3ee223560802c934f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b48eb9233beb5f33591ed3efae3ac43765e0c5f68f24bb3ee223560802c934f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48eb9233beb5f33591ed3efae3ac43765e0c5f68f24bb3ee223560802c934f1", kill_on_drop: false }`
[INFO] [stdout] b48eb9233beb5f33591ed3efae3ac43765e0c5f68f24bb3ee223560802c934f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] e374177223ccdc1df6b7c5915a6b3008a0346c8fc988bd5b21a93b0619b05c7c
[INFO] running `Command { std: "docker" "start" "-a" "e374177223ccdc1df6b7c5915a6b3008a0346c8fc988bd5b21a93b0619b05c7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking elastic-array-plus v0.9.1
[INFO] [stderr]     Checking ethereum-hexutil v0.2.3
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking blockchain v0.2.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking tokio-timer-plus v0.1.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking ethereum-rlp v0.2.3
[INFO] [stderr]     Checking sha3 v0.6.0
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking ripemd160 v0.6.0
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking libsecp256k1 v0.1.15
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking ethereum-bigint v0.2.9
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking ethereum-block-core v0.1.0
[INFO] [stderr]     Checking ethereum-bloom v0.2.1
[INFO] [stderr]     Checking ethereum-trie v0.3.8
[INFO] [stderr]     Checking ethash v0.3.1
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking ethereum-block v0.3.5
[INFO] [stderr]     Checking dpt v0.3.1
[INFO] [stderr]     Checking rlpx v0.4.1
[INFO] [stderr]     Checking evm v0.9.4
[INFO] [stderr]     Checking devp2p v0.4.1
[INFO] [stderr]     Checking evm-stateful v0.9.2
[INFO] [stderr]  Documenting etclient v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.74s
[INFO] running `Command { std: "docker" "inspect" "e374177223ccdc1df6b7c5915a6b3008a0346c8fc988bd5b21a93b0619b05c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e374177223ccdc1df6b7c5915a6b3008a0346c8fc988bd5b21a93b0619b05c7c", kill_on_drop: false }`
[INFO] [stdout] e374177223ccdc1df6b7c5915a6b3008a0346c8fc988bd5b21a93b0619b05c7c