[INFO] cloning repository https://github.com/PRL-PRG/dejacode-downloader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PRL-PRG/dejacode-downloader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fdejacode-downloader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fdejacode-downloader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa78ac1239a4bcaead96b373f3d93fb5ddeb523b
[INFO] documenting PRL-PRG/dejacode-downloader against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fdejacode-downloader" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PRL-PRG/dejacode-downloader on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PRL-PRG/dejacode-downloader
[INFO] finished tweaking git repo https://github.com/PRL-PRG/dejacode-downloader
[INFO] tweaked toml for git repo https://github.com/PRL-PRG/dejacode-downloader written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/PRL-PRG/dejacode-downloader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dc57233bb7dfd8d61b0b7680ffa2d52f6388d3a52c2fd8ee811cbbc0f8c9091
[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" "2dc57233bb7dfd8d61b0b7680ffa2d52f6388d3a52c2fd8ee811cbbc0f8c9091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dc57233bb7dfd8d61b0b7680ffa2d52f6388d3a52c2fd8ee811cbbc0f8c9091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc57233bb7dfd8d61b0b7680ffa2d52f6388d3a52c2fd8ee811cbbc0f8c9091", kill_on_drop: false }`
[INFO] [stdout] 2dc57233bb7dfd8d61b0b7680ffa2d52f6388d3a52c2fd8ee811cbbc0f8c9091
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebb43bd37a26e5af7a5c35fab23c31b3d21e25b40de402795d362e0d7675ee6d
[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" "ebb43bd37a26e5af7a5c35fab23c31b3d21e25b40de402795d362e0d7675ee6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling curl-sys v0.4.33+curl-7.71.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.7+1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking git2 v0.13.6
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking dcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting dcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `dcd`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name dcd_add src/bin/dcd-add.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-596c343794c0ec5b.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-c28f5fd38aa58f5e.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-e5766ce966a390e6.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-1c9deece1abca730.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-60222bf73a17385b.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-f2d1f5e6f2d8c12c.rmeta --extern dcd=/opt/rustwide/target/debug/deps/libdcd-2942e3f43980ddba.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-40c41e75a3b4e395.rmeta --extern json=/opt/rustwide/target/debug/deps/libjson-ae9d7700866fab35.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-76feb8dcfcca3486.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-fc6a1753866d27af.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ebb43bd37a26e5af7a5c35fab23c31b3d21e25b40de402795d362e0d7675ee6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb43bd37a26e5af7a5c35fab23c31b3d21e25b40de402795d362e0d7675ee6d", kill_on_drop: false }`
[INFO] [stdout] ebb43bd37a26e5af7a5c35fab23c31b3d21e25b40de402795d362e0d7675ee6d
