[INFO] cloning repository https://github.com/STRIKE-F/KECC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/STRIKE-F/KECC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSTRIKE-F%2FKECC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSTRIKE-F%2FKECC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0efc799ac71052ebf66c524741b8aee174df623a
[INFO] documenting STRIKE-F/KECC against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSTRIKE-F%2FKECC" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/STRIKE-F/KECC on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/STRIKE-F/KECC
[INFO] finished tweaking git repo https://github.com/STRIKE-F/KECC
[INFO] tweaked toml for git repo https://github.com/STRIKE-F/KECC written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/STRIKE-F/KECC already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hexf-parse v0.1.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.36
[INFO] [stderr]   Downloaded hexf-impl v0.1.0
[INFO] [stderr]   Downloaded peg-macros v0.6.2
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.3.3
[INFO] [stderr]   Downloaded proc-macro-hack v0.3.3
[INFO] [stderr]   Downloaded peg-runtime v0.6.2
[INFO] [stderr]   Downloaded peg v0.6.2
[INFO] [stderr]   Downloaded hexf v0.1.0
[INFO] [stderr]   Downloaded lang-c v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc9726918e0729e3e59f3410c9ea1de8e32c713f42907e7ecbc6607125e8ec90
[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" "bc9726918e0729e3e59f3410c9ea1de8e32c713f42907e7ecbc6607125e8ec90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc9726918e0729e3e59f3410c9ea1de8e32c713f42907e7ecbc6607125e8ec90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9726918e0729e3e59f3410c9ea1de8e32c713f42907e7ecbc6607125e8ec90", kill_on_drop: false }`
[INFO] [stdout] bc9726918e0729e3e59f3410c9ea1de8e32c713f42907e7ecbc6607125e8ec90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d6bb1dcd10bc25c2bb550939f7e3f89f06452fd3be0316cf716ca8150f43ae4
[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" "8d6bb1dcd10bc25c2bb550939f7e3f89f06452fd3be0316cf716ca8150f43ae4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling hexf-parse v0.1.0
[INFO] [stderr]    Compiling peg-runtime v0.6.2
[INFO] [stderr]     Checking lang-c v0.8.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling peg-macros v0.6.2
[INFO] [stderr]    Compiling proc-macro-hack v0.3.3
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling hexf-impl v0.1.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking hexf v0.1.0
[INFO] [stderr]     Checking peg v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking kecc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting kecc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.39s
[INFO] running `Command { std: "docker" "inspect" "8d6bb1dcd10bc25c2bb550939f7e3f89f06452fd3be0316cf716ca8150f43ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6bb1dcd10bc25c2bb550939f7e3f89f06452fd3be0316cf716ca8150f43ae4", kill_on_drop: false }`
[INFO] [stdout] 8d6bb1dcd10bc25c2bb550939f7e3f89f06452fd3be0316cf716ca8150f43ae4