[INFO] cloning repository https://github.com/unseddd/breakr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unseddd/breakr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funseddd%2Fbreakr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funseddd%2Fbreakr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a6b8dd7801e50b98da3925c360bcc8f04991d27
[INFO] documenting unseddd/breakr against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funseddd%2Fbreakr" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/unseddd/breakr on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/unseddd/breakr
[INFO] finished tweaking git repo https://github.com/unseddd/breakr
[INFO] tweaked toml for git repo https://github.com/unseddd/breakr written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/unseddd/breakr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ethereum-types v0.9.1
[INFO] [stderr]   Downloaded evm-core v0.16.1
[INFO] [stderr]   Downloaded evm-gasometer v0.16.1
[INFO] [stderr]   Downloaded evm-runtime v0.16.1
[INFO] [stderr]   Downloaded libfuzzer-sys v0.3.2
[INFO] [stderr]   Downloaded evm v0.16.1
[INFO] [stderr]   Downloaded primitive-types v0.7.1
[INFO] [stderr]   Downloaded ethbloom v0.9.1
[INFO] [stderr]   Downloaded arbitrary v0.4.4
[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" "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" "+beta-2020-08-29" "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] 8e037b4a1aba1c211b55705b0b1aafdf89355a1144b76387655e02f31760bff5
[INFO] running `Command { std: "docker" "start" "-a" "8e037b4a1aba1c211b55705b0b1aafdf89355a1144b76387655e02f31760bff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e037b4a1aba1c211b55705b0b1aafdf89355a1144b76387655e02f31760bff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e037b4a1aba1c211b55705b0b1aafdf89355a1144b76387655e02f31760bff5", kill_on_drop: false }`
[INFO] [stdout] 8e037b4a1aba1c211b55705b0b1aafdf89355a1144b76387655e02f31760bff5
[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" "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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74305391e790c5935c7cfe797c841e2ab90f25f21f60aa6dfe1f7a76b0f57a21
[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" "74305391e790c5935c7cfe797c841e2ab90f25f21f60aa6dfe1f7a76b0f57a21", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking arbitrary v0.4.4
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking lexical-core v0.6.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling libfuzzer-sys v0.3.2
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking nom v5.1.1
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking tokio-uds v0.1.7
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking websocket v0.21.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking impl-serde v0.3.0
[INFO] [stderr]     Checking parity-scale-codec v1.3.0
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking ethbloom v0.9.1
[INFO] [stderr]     Checking jsonrpc-core v14.1.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.7.1
[INFO] [stderr]     Checking evm-core v0.16.1
[INFO] [stderr]     Checking ethereum-types v0.9.1
[INFO] [stderr]     Checking evm-runtime v0.16.1
[INFO] [stderr]     Checking ethabi v12.0.0
[INFO] [stderr]     Checking evm-gasometer v0.16.1
[INFO] [stderr]     Checking evm v0.16.1
[INFO] [stderr]     Checking web3 v0.11.0
[INFO] [stderr]  Documenting breakr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "74305391e790c5935c7cfe797c841e2ab90f25f21f60aa6dfe1f7a76b0f57a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74305391e790c5935c7cfe797c841e2ab90f25f21f60aa6dfe1f7a76b0f57a21", kill_on_drop: false }`
[INFO] [stdout] 74305391e790c5935c7cfe797c841e2ab90f25f21f60aa6dfe1f7a76b0f57a21