[INFO] cloning repository https://github.com/daniel-kullmann/rust0
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel-kullmann/rust0" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-kullmann%2Frust0", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-kullmann%2Frust0'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9afab499e5a10a58cd69197445e3f6234a3a44ed
[INFO] documenting daniel-kullmann/rust0 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%2Fdaniel-kullmann%2Frust0" "/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/daniel-kullmann/rust0 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/daniel-kullmann/rust0
[INFO] finished tweaking git repo https://github.com/daniel-kullmann/rust0
[INFO] tweaked toml for git repo https://github.com/daniel-kullmann/rust0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/daniel-kullmann/rust0 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 shellexpand v1.0.0
[INFO] [stderr]   Downloaded r2d2_sqlite v0.6.0
[INFO] [stderr]   Downloaded r2d2 v0.8.3
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.0
[INFO] [stderr]   Downloaded h2 v0.1.14
[INFO] [stderr]   Downloaded rusqlite v0.14.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.9.3
[INFO] [stderr]   Downloaded mime_guess v1.8.6
[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" "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] 2d8e58c7c423e3354168b8b05d167b221a6c03bce21782184ba5054d471d75de
[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" "2d8e58c7c423e3354168b8b05d167b221a6c03bce21782184ba5054d471d75de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d8e58c7c423e3354168b8b05d167b221a6c03bce21782184ba5054d471d75de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d8e58c7c423e3354168b8b05d167b221a6c03bce21782184ba5054d471d75de", kill_on_drop: false }`
[INFO] [stdout] 2d8e58c7c423e3354168b8b05d167b221a6c03bce21782184ba5054d471d75de
[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" "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] eef9b980afd2ae6fad76c3ff1c51441667e553cb54daf196be2f20a4359ec0ce
[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" "eef9b980afd2ae6fad76c3ff1c51441667e553cb54daf196be2f20a4359ec0ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]     Checking shellexpand v1.0.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]     Checking openssl-sys v0.9.40
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]    Compiling simple-offline-rust-map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking openssl v0.10.16
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking r2d2_sqlite v0.6.0
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-threadpool v0.1.10
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio v0.1.14
[INFO] [stderr]     Checking hyper v0.12.20
[INFO] [stderr]     Checking native-tls v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.8
[INFO] [stderr]  Documenting simple-offline-rust-map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `simple-offline-rust-map`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name simple_offline_rust_map src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bodyparser=/opt/rustwide/target/debug/deps/libbodyparser-94fa379835f20385.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-488753bbb0cbf016.rmeta --extern iron=/opt/rustwide/target/debug/deps/libiron-e122e84a75ab4404.rmeta --extern mime_guess=/opt/rustwide/target/debug/deps/libmime_guess-ee49a59e64a96c00.rmeta --extern r2d2=/opt/rustwide/target/debug/deps/libr2d2-ff672fb384bed7dd.rmeta --extern r2d2_sqlite=/opt/rustwide/target/debug/deps/libr2d2_sqlite-83459b1507f40c16.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-46ff60945f921ca9.rmeta --extern rusqlite=/opt/rustwide/target/debug/deps/librusqlite-192245a457baed14.rmeta --extern ini=/opt/rustwide/target/debug/deps/libini-d9683b1914890045.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-98f8f0a0313f2a0b.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-b3f5b3363225bbbe.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-51c031c6351f5b37.rmeta --extern shellexpand=/opt/rustwide/target/debug/deps/libshellexpand-28aacbcf75956904.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "eef9b980afd2ae6fad76c3ff1c51441667e553cb54daf196be2f20a4359ec0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef9b980afd2ae6fad76c3ff1c51441667e553cb54daf196be2f20a4359ec0ce", kill_on_drop: false }`
[INFO] [stdout] eef9b980afd2ae6fad76c3ff1c51441667e553cb54daf196be2f20a4359ec0ce