[INFO] cloning repository https://github.com/DBMeter/DBMeter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DBMeter/DBMeter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDBMeter%2FDBMeter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDBMeter%2FDBMeter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f66b7d8c5214aeeb9c34f3434d77e50ee66761c
[INFO] documenting DBMeter/DBMeter against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDBMeter%2FDBMeter" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DBMeter/DBMeter 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 git repo https://github.com/DBMeter/DBMeter
[INFO] finished tweaking git repo https://github.com/DBMeter/DBMeter
[INFO] tweaked toml for git repo https://github.com/DBMeter/DBMeter written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/DBMeter/DBMeter 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dd90277660df1e04eed5693ef8b9ce23c22cf7120d99f88af6c8e53890f9f054
[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" "dd90277660df1e04eed5693ef8b9ce23c22cf7120d99f88af6c8e53890f9f054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd90277660df1e04eed5693ef8b9ce23c22cf7120d99f88af6c8e53890f9f054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd90277660df1e04eed5693ef8b9ce23c22cf7120d99f88af6c8e53890f9f054", kill_on_drop: false }`
[INFO] [stdout] dd90277660df1e04eed5693ef8b9ce23c22cf7120d99f88af6c8e53890f9f054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d26d9e507dd3b9c8fb53af0c69a667d647c4ead9f841e468a4b67182c3072e5e
[INFO] running `Command { std: "docker" "start" "-a" "d26d9e507dd3b9c8fb53af0c69a667d647c4ead9f841e468a4b67182c3072e5e", kill_on_drop: false }`
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]     Checking fallible-iterator v0.1.4
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking backtrace v0.3.7
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking sha2 v0.7.0
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]     Checking postgres-shared v0.4.1
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]  Documenting dbmeter v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.68s
[INFO] running `Command { std: "docker" "inspect" "d26d9e507dd3b9c8fb53af0c69a667d647c4ead9f841e468a4b67182c3072e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26d9e507dd3b9c8fb53af0c69a667d647c4ead9f841e468a4b67182c3072e5e", kill_on_drop: false }`
[INFO] [stdout] d26d9e507dd3b9c8fb53af0c69a667d647c4ead9f841e468a4b67182c3072e5e