[INFO] cloning repository https://github.com/bn3t/coda-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bn3t/coda-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbn3t%2Fcoda-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbn3t%2Fcoda-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61ece689081f93e95eca354e476acca73cc4397b
[INFO] documenting bn3t/coda-rs 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%2Fbn3t%2Fcoda-rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bn3t/coda-rs 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/bn3t/coda-rs
[INFO] finished tweaking git repo https://github.com/bn3t/coda-rs
[INFO] tweaked toml for git repo https://github.com/bn3t/coda-rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bn3t/coda-rs 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.37
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] [stderr]   Downloaded encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded proc-macro2 v0.3.1
[INFO] [stderr]   Downloaded num-traits v0.2.2
[INFO] [stderr]   Downloaded cc v1.0.9
[INFO] [stderr]   Downloaded serde v1.0.37
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded serde_json v1.0.13
[INFO] [stderr]   Downloaded encoding_index_tests v0.1.4
[INFO] [stderr]   Downloaded serde_derive_internals v0.23.0
[INFO] [stderr]   Downloaded quote v0.5.1
[INFO] [stderr]   Downloaded libc v0.2.40
[INFO] [stderr]   Downloaded syn v0.13.1
[INFO] [stderr]   Downloaded chrono v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b4cd07ccea414beae4b517d3e67b5d1149bb17ae91eaaacee72a323ad5740f85
[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" "b4cd07ccea414beae4b517d3e67b5d1149bb17ae91eaaacee72a323ad5740f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4cd07ccea414beae4b517d3e67b5d1149bb17ae91eaaacee72a323ad5740f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4cd07ccea414beae4b517d3e67b5d1149bb17ae91eaaacee72a323ad5740f85", kill_on_drop: false }`
[INFO] [stdout] b4cd07ccea414beae4b517d3e67b5d1149bb17ae91eaaacee72a323ad5740f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c919557b65639667fd4f4733f044166a220f9fd561ce565a41d3d8a2fedcc810
[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" "c919557b65639667fd4f4733f044166a220f9fd561ce565a41d3d8a2fedcc810", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]     Checking serde v1.0.37
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v0.3.1
[INFO] [stderr]     Checking chrono v0.4.1
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling coda-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive_internals v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.37
[INFO] [stderr]     Checking serde_json v1.0.13
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]  Documenting coda-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.92s
[INFO] running `Command { std: "docker" "inspect" "c919557b65639667fd4f4733f044166a220f9fd561ce565a41d3d8a2fedcc810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c919557b65639667fd4f4733f044166a220f9fd561ce565a41d3d8a2fedcc810", kill_on_drop: false }`
[INFO] [stdout] c919557b65639667fd4f4733f044166a220f9fd561ce565a41d3d8a2fedcc810