[INFO] cloning repository https://github.com/mrageh/simplegrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrageh/simplegrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrageh%2Fsimplegrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrageh%2Fsimplegrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 223bf40a3507785b90529180d0846367a08cba77
[INFO] documenting mrageh/simplegrep 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%2Fmrageh%2Fsimplegrep" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrageh/simplegrep 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/mrageh/simplegrep
[INFO] finished tweaking git repo https://github.com/mrageh/simplegrep
[INFO] tweaked toml for git repo https://github.com/mrageh/simplegrep written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mrageh/simplegrep 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-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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98b74a8a8e7ddc229469a53a0fe8f586420257a5c5c2c9bd32a8c231b1e9e05c
[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" "98b74a8a8e7ddc229469a53a0fe8f586420257a5c5c2c9bd32a8c231b1e9e05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98b74a8a8e7ddc229469a53a0fe8f586420257a5c5c2c9bd32a8c231b1e9e05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b74a8a8e7ddc229469a53a0fe8f586420257a5c5c2c9bd32a8c231b1e9e05c", kill_on_drop: false }`
[INFO] [stdout] 98b74a8a8e7ddc229469a53a0fe8f586420257a5c5c2c9bd32a8c231b1e9e05c
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ae438f35c7ac76ee47d4d429a260a4572d2a1b269c5bab782ec2cf713a73a5f
[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" "3ae438f35c7ac76ee47d4d429a260a4572d2a1b269c5bab782ec2cf713a73a5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking bytecount v0.5.1
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking grep-matcher v0.1.2
[INFO] [stderr]     Checking regex-automata v0.1.7
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking bstr v0.1.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking encoding_rs_io v0.1.6
[INFO] [stderr]     Checking grep-searcher v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking grep-regex v0.1.3
[INFO] [stderr]     Checking grep-cli v0.1.2
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking grep-printer v0.1.2
[INFO] [stderr]     Checking grep v0.2.4
[INFO] [stderr]  Documenting simplegrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.10s
[INFO] running `Command { std: "docker" "inspect" "3ae438f35c7ac76ee47d4d429a260a4572d2a1b269c5bab782ec2cf713a73a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae438f35c7ac76ee47d4d429a260a4572d2a1b269c5bab782ec2cf713a73a5f", kill_on_drop: false }`
[INFO] [stdout] 3ae438f35c7ac76ee47d4d429a260a4572d2a1b269c5bab782ec2cf713a73a5f