[INFO] updating cached repository https://github.com/Rohrschacht/hashfilter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01619a9f7b871b4b676f633cb04064e009fb3b0d
[INFO] documenting Rohrschacht/hashfilter against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRohrschacht%2Fhashfilter" "/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/Rohrschacht/hashfilter on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Rohrschacht/hashfilter
[INFO] finished tweaking git repo https://github.com/Rohrschacht/hashfilter
[INFO] tweaked toml for git repo https://github.com/Rohrschacht/hashfilter written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Rohrschacht/hashfilter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3073d2397548c58351c135d92ea15151d385a8a40fc80af2c24fe37fbb0370ac
[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" "3073d2397548c58351c135d92ea15151d385a8a40fc80af2c24fe37fbb0370ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3073d2397548c58351c135d92ea15151d385a8a40fc80af2c24fe37fbb0370ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3073d2397548c58351c135d92ea15151d385a8a40fc80af2c24fe37fbb0370ac", kill_on_drop: false }`
[INFO] [stdout] 3073d2397548c58351c135d92ea15151d385a8a40fc80af2c24fe37fbb0370ac
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 6a8415b1f20f4ee09fa15d729eff011df5cb54c8fd570fd3a7f9602ce2996032
[INFO] running `Command { std: "docker" "start" "-a" "6a8415b1f20f4ee09fa15d729eff011df5cb54c8fd570fd3a7f9602ce2996032", 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] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling regex v1.1.8
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]  Documenting arkhash v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.30s
[INFO] running `Command { std: "docker" "inspect" "6a8415b1f20f4ee09fa15d729eff011df5cb54c8fd570fd3a7f9602ce2996032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a8415b1f20f4ee09fa15d729eff011df5cb54c8fd570fd3a7f9602ce2996032", kill_on_drop: false }`
[INFO] [stdout] 6a8415b1f20f4ee09fa15d729eff011df5cb54c8fd570fd3a7f9602ce2996032