[INFO] cloning repository https://github.com/skirino/direnv_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skirino/direnv_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskirino%2Fdirenv_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskirino%2Fdirenv_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dc752fd03a7c69cd2bd39646a4b4fbe89b0ca88
[INFO] documenting skirino/direnv_rust 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%2Fskirino%2Fdirenv_rust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skirino/direnv_rust 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/skirino/direnv_rust
[INFO] finished tweaking git repo https://github.com/skirino/direnv_rust
[INFO] tweaked toml for git repo https://github.com/skirino/direnv_rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/skirino/direnv_rust 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6bfbf6b246575c90daf5970e5325c9aa4b4865ada4c371fe76a2ae58671a34f0
[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" "6bfbf6b246575c90daf5970e5325c9aa4b4865ada4c371fe76a2ae58671a34f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bfbf6b246575c90daf5970e5325c9aa4b4865ada4c371fe76a2ae58671a34f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bfbf6b246575c90daf5970e5325c9aa4b4865ada4c371fe76a2ae58671a34f0", kill_on_drop: false }`
[INFO] [stdout] 6bfbf6b246575c90daf5970e5325c9aa4b4865ada4c371fe76a2ae58671a34f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 52bb5e7797373069154a1ef959fdeff96fb58fc80b9bd996b2e6f3e3c1e3f33c
[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" "52bb5e7797373069154a1ef959fdeff96fb58fc80b9bd996b2e6f3e3c1e3f33c", kill_on_drop: false }`
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking serde v0.9.12
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_derive v0.9.12
[INFO] [stderr]     Checking serde_json v0.9.9
[INFO] [stderr]  Documenting direnv_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.78s
[INFO] running `Command { std: "docker" "inspect" "52bb5e7797373069154a1ef959fdeff96fb58fc80b9bd996b2e6f3e3c1e3f33c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52bb5e7797373069154a1ef959fdeff96fb58fc80b9bd996b2e6f3e3c1e3f33c", kill_on_drop: false }`
[INFO] [stdout] 52bb5e7797373069154a1ef959fdeff96fb58fc80b9bd996b2e6f3e3c1e3f33c