[INFO] cloning repository https://github.com/zserik/zs-filecrawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zserik/zs-filecrawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzserik%2Fzs-filecrawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzserik%2Fzs-filecrawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d6661edad962d5f9b84436dc4ba133178c62966
[INFO] documenting zserik/zs-filecrawler 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%2Fzserik%2Fzs-filecrawler" "/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/zserik/zs-filecrawler 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/zserik/zs-filecrawler
[INFO] finished tweaking git repo https://github.com/zserik/zs-filecrawler
[INFO] tweaked toml for git repo https://github.com/zserik/zs-filecrawler written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/zserik/zs-filecrawler 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 cc v1.0.56
[INFO] [stderr]   Downloaded hex v0.4.2
[INFO] [stderr]   Downloaded zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded cpuid-bool v0.1.0
[INFO] [stderr]   Downloaded generic-array v0.14.2
[INFO] [stderr]   Downloaded byte-unit v4.0.4
[INFO] [stderr]   Downloaded readfilez v0.2.3
[INFO] [stderr]   Downloaded sha2 v0.9.1
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded sled v0.32.0
[INFO] [stderr]   Downloaded delegate-attr v0.2.7
[INFO] [stderr]   Downloaded zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]   Downloaded text_io v0.1.8
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded unindent v0.1.6
[INFO] [stderr]   Downloaded indoc-impl v0.3.6
[INFO] [stderr]   Downloaded indoc v0.3.6
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded jobserver v0.1.21
[INFO] [stderr]   Downloaded simplelog v0.8.0
[INFO] [stderr]   Downloaded signal-hook v0.1.16
[INFO] [stderr]   Downloaded zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]   Downloaded indicatif v0.15.0
[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] b45a0b74ced1a9f3a904fcd5a38646eb606356f86a8c3dfdded3075332dcadf4
[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" "b45a0b74ced1a9f3a904fcd5a38646eb606356f86a8c3dfdded3075332dcadf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b45a0b74ced1a9f3a904fcd5a38646eb606356f86a8c3dfdded3075332dcadf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b45a0b74ced1a9f3a904fcd5a38646eb606356f86a8c3dfdded3075332dcadf4", kill_on_drop: false }`
[INFO] [stdout] b45a0b74ced1a9f3a904fcd5a38646eb606356f86a8c3dfdded3075332dcadf4
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6bb108b6bb7346583fcf7f6bb993f848e1742df76ee2cdd20bd8d84d20abf886
[INFO] running `Command { std: "docker" "start" "-a" "6bb108b6bb7346583fcf7f6bb993f848e1742df76ee2cdd20bd8d84d20abf886", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking cpuid-bool v0.1.0
[INFO] [stderr]     Checking byte-unit v4.0.4
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling delegate-attr v0.2.7
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking readfilez v0.2.3
[INFO] [stderr]     Checking zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]     Checking zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]     Checking sled v0.32.0
[INFO] [stderr]  Documenting zs-filecrawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "6bb108b6bb7346583fcf7f6bb993f848e1742df76ee2cdd20bd8d84d20abf886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb108b6bb7346583fcf7f6bb993f848e1742df76ee2cdd20bd8d84d20abf886", kill_on_drop: false }`
[INFO] [stdout] 6bb108b6bb7346583fcf7f6bb993f848e1742df76ee2cdd20bd8d84d20abf886