[INFO] fetching crate rustotpony 0.2.6...
[INFO] documenting rustotpony-0.2.6 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate rustotpony 0.2.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustotpony 0.2.6 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 rustotpony 0.2.6
[INFO] finished tweaking crates.io crate rustotpony 0.2.6
[INFO] tweaked toml for crates.io crate rustotpony 0.2.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rustotpony 0.2.6 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6ed0a94a1334681c8b50a687354075c2215ee68a14eb6c14438ce1b2f40c7921
[INFO] running `Command { std: "docker" "start" "-a" "6ed0a94a1334681c8b50a687354075c2215ee68a14eb6c14438ce1b2f40c7921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ed0a94a1334681c8b50a687354075c2215ee68a14eb6c14438ce1b2f40c7921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed0a94a1334681c8b50a687354075c2215ee68a14eb6c14438ce1b2f40c7921", kill_on_drop: false }`
[INFO] [stdout] 6ed0a94a1334681c8b50a687354075c2215ee68a14eb6c14438ce1b2f40c7921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c263d59cc9a91aaad42317eb58098e84f5f417d11d0dc629731367a93e603133
[INFO] running `Command { std: "docker" "start" "-a" "c263d59cc9a91aaad42317eb58098e84f5f417d11d0dc629731367a93e603133", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dbus v0.2.3
[INFO] [stderr]     Checking rpassword v4.0.1
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking generic-array v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking hkdf v0.7.1
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking crypto-mac v0.3.0
[INFO] [stderr]     Checking sha2 v0.5.3
[INFO] [stderr]     Checking sha-1 v0.3.4
[INFO] [stderr]     Checking hmac v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]     Checking oath v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling keyring v0.7.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking secret-service v1.0.0
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking rustotpony v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rustotpony v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.96s
[INFO] running `Command { std: "docker" "inspect" "c263d59cc9a91aaad42317eb58098e84f5f417d11d0dc629731367a93e603133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c263d59cc9a91aaad42317eb58098e84f5f417d11d0dc629731367a93e603133", kill_on_drop: false }`
[INFO] [stdout] c263d59cc9a91aaad42317eb58098e84f5f417d11d0dc629731367a93e603133