[INFO] cloning repository https://github.com/FelixMcFelix/opus-voip-traffic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FelixMcFelix/opus-voip-traffic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFelixMcFelix%2Fopus-voip-traffic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFelixMcFelix%2Fopus-voip-traffic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13e0781b180dc4c2071e41d82a99324015f16b0c
[INFO] documenting FelixMcFelix/opus-voip-traffic 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%2FFelixMcFelix%2Fopus-voip-traffic" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/FelixMcFelix/opus-voip-traffic 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/FelixMcFelix/opus-voip-traffic
[INFO] finished tweaking git repo https://github.com/FelixMcFelix/opus-voip-traffic
[INFO] tweaked toml for git repo https://github.com/FelixMcFelix/opus-voip-traffic written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/FelixMcFelix/opus-voip-traffic 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 winapi-util v0.1.2
[INFO] [stderr]   Downloaded num_cpus v1.10.0
[INFO] [stderr]   Downloaded pnet_base v0.22.0
[INFO] [stderr]   Downloaded memchr v2.2.0
[INFO] [stderr]   Downloaded bitflags v0.5.0
[INFO] [stderr]   Downloaded syntex_errors v0.42.0
[INFO] [stderr]   Downloaded syntex_syntax v0.42.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.1
[INFO] [stderr]   Downloaded syntex_pos v0.42.0
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded crossbeam v0.7.1
[INFO] [stderr]   Downloaded ipnetwork v0.14.0
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded autocfg v0.1.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded smallvec v0.6.9
[INFO] [stderr]   Downloaded rand_jitter v0.1.3
[INFO] [stderr]   Downloaded cfg-if v0.1.7
[INFO] [stderr]   Downloaded serde v1.0.90
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded syntex v0.42.2
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded libc v0.2.51
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.90
[INFO] [stderr]   Downloaded regex-syntax v0.6.6
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded env_logger v0.6.1
[INFO] [stderr]   Downloaded termion v1.5.2
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded pnet_packet v0.22.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.28
[INFO] [stderr]   Downloaded pnet_sys v0.22.0
[INFO] [stderr]   Downloaded bincode v1.1.3
[INFO] [stderr]   Downloaded syn v0.15.32
[INFO] [stderr]   Downloaded pnet_macros_support v0.22.0
[INFO] [stderr]   Downloaded speedy-derive v0.3.6
[INFO] [stderr]   Downloaded pnet_datalink v0.22.0
[INFO] [stderr]   Downloaded ewma v0.1.1
[INFO] [stderr]   Downloaded pnet_macros v0.22.0
[INFO] [stderr]   Downloaded pnet v0.22.0
[INFO] [stderr]   Downloaded speedy v0.4.2
[INFO] [stderr]   Downloaded pnet_transport v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c4e300ab227f82ced3f45fd68ef5139eac3d2e3427550c321af7971c7cee0a00
[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" "c4e300ab227f82ced3f45fd68ef5139eac3d2e3427550c321af7971c7cee0a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4e300ab227f82ced3f45fd68ef5139eac3d2e3427550c321af7971c7cee0a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e300ab227f82ced3f45fd68ef5139eac3d2e3427550c321af7971c7cee0a00", kill_on_drop: false }`
[INFO] [stdout] c4e300ab227f82ced3f45fd68ef5139eac3d2e3427550c321af7971c7cee0a00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5947f400156f94b9121a860dec9596cb2143a96bd9485f4ba7a86af0b8308c7e
[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" "5947f400156f94b9121a860dec9596cb2143a96bd9485f4ba7a86af0b8308c7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]     Checking ewma v0.1.1
[INFO] [stderr]    Compiling bincode v1.1.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking speedy v0.4.2
[INFO] [stderr]     Checking pnet_sys v0.22.0
[INFO] [stderr]    Compiling speedy-derive v0.3.6
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking pnet_datalink v0.22.0
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.22.0
[INFO] [stderr]    Compiling pnet_packet v0.22.0
[INFO] [stderr]     Checking pnet_transport v0.22.0
[INFO] [stderr]     Checking pnet v0.22.0
[INFO] [stderr]  Documenting opus-voip-traffic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "5947f400156f94b9121a860dec9596cb2143a96bd9485f4ba7a86af0b8308c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5947f400156f94b9121a860dec9596cb2143a96bd9485f4ba7a86af0b8308c7e", kill_on_drop: false }`
[INFO] [stdout] 5947f400156f94b9121a860dec9596cb2143a96bd9485f4ba7a86af0b8308c7e