[INFO] fetching crate gli-rs 0.4.0...
[INFO] documenting gli-rs-0.4.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate gli-rs 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate gli-rs 0.4.0 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 crates.io crate gli-rs 0.4.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate gli-rs 0.4.0
[INFO] tweaked toml for crates.io crate gli-rs 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate gli-rs 0.4.0 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 which v3.1.0
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] [stderr]   Downloaded rustc-demangle v0.1.13
[INFO] [stderr]   Downloaded bindgen v0.53.1
[INFO] [stderr]   Downloaded backtrace v0.3.14
[INFO] [stderr]   Downloaded synstructure v0.10.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.28
[INFO] [stderr]   Downloaded nom v4.2.1
[INFO] [stderr]   Downloaded clang-sys v0.28.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.51
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded libloading v0.5.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.27
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded syn v0.15.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac2f5de148788538add21aeb3ebeb20dfa8c456a6858f2ed6d56d98c915c1e6e
[INFO] running `Command { std: "docker" "start" "-a" "ac2f5de148788538add21aeb3ebeb20dfa8c456a6858f2ed6d56d98c915c1e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac2f5de148788538add21aeb3ebeb20dfa8c456a6858f2ed6d56d98c915c1e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac2f5de148788538add21aeb3ebeb20dfa8c456a6858f2ed6d56d98c915c1e6e", kill_on_drop: false }`
[INFO] [stdout] ac2f5de148788538add21aeb3ebeb20dfa8c456a6858f2ed6d56d98c915c1e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c23814e0397c6ccb138276df70b3be63dc520ab946a278bb78fe52997ec16b9c
[INFO] running `Command { std: "docker" "start" "-a" "c23814e0397c6ccb138276df70b3be63dc520ab946a278bb78fe52997ec16b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling gli-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]  Documenting gli-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.06s
[INFO] running `Command { std: "docker" "inspect" "c23814e0397c6ccb138276df70b3be63dc520ab946a278bb78fe52997ec16b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23814e0397c6ccb138276df70b3be63dc520ab946a278bb78fe52997ec16b9c", kill_on_drop: false }`
[INFO] [stdout] c23814e0397c6ccb138276df70b3be63dc520ab946a278bb78fe52997ec16b9c