[INFO] cloning repository https://github.com/nicholasbishop/rust146hang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicholasbishop/rust146hang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasbishop%2Frust146hang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasbishop%2Frust146hang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abdf3f215b8f8a3531097beeee8c1949adae38dd
[INFO] documenting nicholasbishop/rust146hang 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%2Fnicholasbishop%2Frust146hang" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicholasbishop/rust146hang 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/nicholasbishop/rust146hang
[INFO] finished tweaking git repo https://github.com/nicholasbishop/rust146hang
[INFO] tweaked toml for git repo https://github.com/nicholasbishop/rust146hang written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/nicholasbishop/rust146hang 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5fb4cb593a6d566c0551e7cccafacd5fcd80a6f69cc2d9c75c95c3143890759c
[INFO] running `Command { std: "docker" "start" "-a" "5fb4cb593a6d566c0551e7cccafacd5fcd80a6f69cc2d9c75c95c3143890759c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb4cb593a6d566c0551e7cccafacd5fcd80a6f69cc2d9c75c95c3143890759c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb4cb593a6d566c0551e7cccafacd5fcd80a6f69cc2d9c75c95c3143890759c", kill_on_drop: false }`
[INFO] [stdout] 5fb4cb593a6d566c0551e7cccafacd5fcd80a6f69cc2d9c75c95c3143890759c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 24d1bfab8cec095c5a4468ea9c930c2a1b231dc9ddc91e9577b16fb56a62e299
[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" "24d1bfab8cec095c5a4468ea9c930c2a1b231dc9ddc91e9577b16fb56a62e299", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling async-trait v0.1.38
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]     Checking indexmap v1.5.1
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking postgres-protocol v0.5.2
[INFO] [stderr]     Checking postgres-types v0.1.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking actix-threadpool v0.3.3
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking actix-service v1.0.6
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking tokio-postgres v0.5.5
[INFO] [stderr]     Checking bb8 v0.4.2
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-server v1.0.3
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking actix-testing v1.0.1
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking bb8-postgres v0.4.0
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]  Documenting rust146hang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "24d1bfab8cec095c5a4468ea9c930c2a1b231dc9ddc91e9577b16fb56a62e299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d1bfab8cec095c5a4468ea9c930c2a1b231dc9ddc91e9577b16fb56a62e299", kill_on_drop: false }`
[INFO] [stdout] 24d1bfab8cec095c5a4468ea9c930c2a1b231dc9ddc91e9577b16fb56a62e299