[INFO] cloning repository https://github.com/timokoesters/romeo-and-juliet-benchmark [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timokoesters/romeo-and-juliet-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimokoesters%2Fromeo-and-juliet-benchmark", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimokoesters%2Fromeo-and-juliet-benchmark'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64b10f934bfe37603ac7d4001be36ea162645e74 [INFO] documenting timokoesters/romeo-and-juliet-benchmark 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%2Ftimokoesters%2Fromeo-and-juliet-benchmark" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/timokoesters/romeo-and-juliet-benchmark 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/timokoesters/romeo-and-juliet-benchmark [INFO] finished tweaking git repo https://github.com/timokoesters/romeo-and-juliet-benchmark [INFO] tweaked toml for git repo https://github.com/timokoesters/romeo-and-juliet-benchmark written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/timokoesters/romeo-and-juliet-benchmark 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] Updating git repository `https://github.com/timokoesters/ruma` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded form_urlencoded v1.0.0 [INFO] [stderr] Downloaded js_int v0.1.9 [INFO] [stderr] Downloaded assign v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] dfbf08b58ff36bd2c80e37b15d691fb2684e5add3f3ed9803f57b82a2923b95e [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" "dfbf08b58ff36bd2c80e37b15d691fb2684e5add3f3ed9803f57b82a2923b95e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfbf08b58ff36bd2c80e37b15d691fb2684e5add3f3ed9803f57b82a2923b95e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfbf08b58ff36bd2c80e37b15d691fb2684e5add3f3ed9803f57b82a2923b95e", kill_on_drop: false }` [INFO] [stdout] dfbf08b58ff36bd2c80e37b15d691fb2684e5add3f3ed9803f57b82a2923b95e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 048022d9380527f1fdcf932feb08645ab9f846187177dfa794857300465a6be6 [INFO] running `Command { std: "docker" "start" "-a" "048022d9380527f1fdcf932feb08645ab9f846187177dfa794857300465a6be6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Checking assign v1.1.0 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling indexmap v1.5.1 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling ring v0.16.15 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling strum_macros v0.19.2 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Compiling strum v0.19.2 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking h2 v0.2.6 [INFO] [stderr] Checking hyper v0.13.7 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking js_int v0.1.9 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Checking ruma-serde v0.2.3 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma-signatures v0.6.0-dev.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Checking ruma-identifiers-validation v0.1.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Compiling ruma-api-macros v0.17.0-alpha.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Compiling ruma-events-macros v0.22.0-alpha.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Compiling ruma-identifiers-macros v0.17.4 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma-identifiers v0.17.4 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking ruma-common v0.2.0 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma-api v0.17.0-alpha.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma-events v0.22.0-alpha.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma-client-api v0.10.0-alpha.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma-federation-api v0.0.3 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma-client v0.4.0 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Checking ruma v0.0.1 (https://github.com/timokoesters/ruma?branch=timo-fixes#be025222) [INFO] [stderr] Documenting rjbench v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 23s [INFO] running `Command { std: "docker" "inspect" "048022d9380527f1fdcf932feb08645ab9f846187177dfa794857300465a6be6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "048022d9380527f1fdcf932feb08645ab9f846187177dfa794857300465a6be6", kill_on_drop: false }` [INFO] [stdout] 048022d9380527f1fdcf932feb08645ab9f846187177dfa794857300465a6be6