[INFO] cloning repository https://github.com/shenshing/blocktest [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shenshing/blocktest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenshing%2Fblocktest", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenshing%2Fblocktest'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5fca8b6289c7ddddcf64415545790bb1347f08ba [INFO] documenting shenshing/blocktest 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%2Fshenshing%2Fblocktest" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] [stderr] Checking out files: 45% (247/548) Checking out files: 46% (253/548) Checking out files: 47% (258/548) Checking out files: 48% (264/548) Checking out files: 49% (269/548) Checking out files: 50% (274/548) Checking out files: 51% (280/548) Checking out files: 52% (285/548) Checking out files: 53% (291/548) Checking out files: 54% (296/548) Checking out files: 55% (302/548) Checking out files: 56% (307/548) Checking out files: 57% (313/548) Checking out files: 58% (318/548) Checking out files: 59% (324/548) Checking out files: 60% (329/548) Checking out files: 61% (335/548) Checking out files: 62% (340/548) Checking out files: 63% (346/548) Checking out files: 64% (351/548) Checking out files: 65% (357/548) Checking out files: 66% (362/548) Checking out files: 67% (368/548) Checking out files: 68% (373/548) Checking out files: 69% (379/548) Checking out files: 70% (384/548) Checking out files: 71% (390/548) Checking out files: 72% (395/548) Checking out files: 73% (401/548) Checking out files: 74% (406/548) Checking out files: 75% (411/548) Checking out files: 76% (417/548) Checking out files: 77% (422/548) Checking out files: 78% (428/548) Checking out files: 79% (433/548) Checking out files: 80% (439/548) Checking out files: 81% (444/548) Checking out files: 82% (450/548) Checking out files: 83% (455/548) Checking out files: 84% (461/548) Checking out files: 85% (466/548) Checking out files: 86% (472/548) Checking out files: 87% (477/548) Checking out files: 88% (483/548) Checking out files: 89% (488/548) Checking out files: 90% (494/548) Checking out files: 91% (499/548) Checking out files: 92% (505/548) Checking out files: 93% (510/548) Checking out files: 94% (516/548) Checking out files: 95% (521/548) Checking out files: 96% (527/548) Checking out files: 97% (532/548) Checking out files: 98% (538/548) Checking out files: 99% (543/548) Checking out files: 100% (548/548) Checking out files: 100% (548/548), done. [INFO] validating manifest of git repo https://github.com/shenshing/blocktest 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/shenshing/blocktest [INFO] finished tweaking git repo https://github.com/shenshing/blocktest [INFO] tweaked toml for git repo https://github.com/shenshing/blocktest written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/shenshing/blocktest 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] 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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a756d849a0413e3edf86494d140eeb7bba18cdfcecf894e76f00831a032c3507 [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" "a756d849a0413e3edf86494d140eeb7bba18cdfcecf894e76f00831a032c3507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a756d849a0413e3edf86494d140eeb7bba18cdfcecf894e76f00831a032c3507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a756d849a0413e3edf86494d140eeb7bba18cdfcecf894e76f00831a032c3507", kill_on_drop: false }` [INFO] [stdout] a756d849a0413e3edf86494d140eeb7bba18cdfcecf894e76f00831a032c3507 [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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93c61bd880ccf1b49f30f1092e0cd070bf6d61a5990d56b9cdf594c5c350dc53 [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" "93c61bd880ccf1b49f30f1092e0cd070bf6d61a5990d56b9cdf594c5c350dc53", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling openssl v0.10.18 [INFO] [stderr] Compiling openssl-sys v0.9.41 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking crypto-hash v0.3.3 [INFO] [stderr] Documenting test2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.85s [INFO] running `Command { std: "docker" "inspect" "93c61bd880ccf1b49f30f1092e0cd070bf6d61a5990d56b9cdf594c5c350dc53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93c61bd880ccf1b49f30f1092e0cd070bf6d61a5990d56b9cdf594c5c350dc53", kill_on_drop: false }` [INFO] [stdout] 93c61bd880ccf1b49f30f1092e0cd070bf6d61a5990d56b9cdf594c5c350dc53