[INFO] cloning repository https://github.com/selaux/qrende
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/selaux/qrende" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fqrende", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fqrende'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e17407925840fffd541ba63ebe5bf717b478b7a
[INFO] documenting selaux/qrende against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fqrende" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/selaux/qrende on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/selaux/qrende
[INFO] finished tweaking git repo https://github.com/selaux/qrende
[INFO] tweaked toml for git repo https://github.com/selaux/qrende written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/selaux/qrende already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b75852b4a5583876b3808941e1c96a3a83505b15c7eedb6f71b4e8c6696e65af
[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" "b75852b4a5583876b3808941e1c96a3a83505b15c7eedb6f71b4e8c6696e65af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75852b4a5583876b3808941e1c96a3a83505b15c7eedb6f71b4e8c6696e65af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75852b4a5583876b3808941e1c96a3a83505b15c7eedb6f71b4e8c6696e65af", kill_on_drop: false }`
[INFO] [stdout] b75852b4a5583876b3808941e1c96a3a83505b15c7eedb6f71b4e8c6696e65af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54d5a893408497307443561b99e2f2d73a330fa285652b8b99b393d3748e3f8f
[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" "54d5a893408497307443561b99e2f2d73a330fa285652b8b99b393d3748e3f8f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking dbscan v0.2.0
[INFO] [stderr]     Checking bitvec v0.9.0
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking imageproc v0.17.0
[INFO] [stderr]  Documenting qrende v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.08s
[INFO] running `Command { std: "docker" "inspect" "54d5a893408497307443561b99e2f2d73a330fa285652b8b99b393d3748e3f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d5a893408497307443561b99e2f2d73a330fa285652b8b99b393d3748e3f8f", kill_on_drop: false }`
[INFO] [stdout] 54d5a893408497307443561b99e2f2d73a330fa285652b8b99b393d3748e3f8f