[INFO] fetching crate game-metrics 0.0.5...
[INFO] documenting game-metrics-0.0.5 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate game-metrics 0.0.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate game-metrics 0.0.5 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate game-metrics 0.0.5
[INFO] finished tweaking crates.io crate game-metrics 0.0.5
[INFO] tweaked toml for crates.io crate game-metrics 0.0.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate game-metrics 0.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded game-metrics-macro v0.0.4
[INFO] [stderr]   Downloaded quanta v0.3.1
[INFO] [stderr]   Downloaded nom v5.1.0
[INFO] [stderr]   Downloaded lexical-core v0.4.6
[INFO] [stderr]   Downloaded hdrhistogram v7.0.0
[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-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] abe7329c708bea29e671df41faa97b6841f207f4151ac3e3c4561e86ef2c5137
[INFO] running `Command { std: "docker" "start" "-a" "abe7329c708bea29e671df41faa97b6841f207f4151ac3e3c4561e86ef2c5137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abe7329c708bea29e671df41faa97b6841f207f4151ac3e3c4561e86ef2c5137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe7329c708bea29e671df41faa97b6841f207f4151ac3e3c4561e86ef2c5137", kill_on_drop: false }`
[INFO] [stdout] abe7329c708bea29e671df41faa97b6841f207f4151ac3e3c4561e86ef2c5137
[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-2020-10-09" "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] 2309dfb3060ee348d78b815ab2d0bf1485dcd8bcc6809677790f2904cd19184b
[INFO] running `Command { std: "docker" "start" "-a" "2309dfb3060ee348d78b815ab2d0bf1485dcd8bcc6809677790f2904cd19184b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking quanta v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking hdrhistogram v7.0.0
[INFO] [stderr]    Compiling game-metrics-macro v0.0.4
[INFO] [stderr]  Documenting game-metrics v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.11s
[INFO] running `Command { std: "docker" "inspect" "2309dfb3060ee348d78b815ab2d0bf1485dcd8bcc6809677790f2904cd19184b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2309dfb3060ee348d78b815ab2d0bf1485dcd8bcc6809677790f2904cd19184b", kill_on_drop: false }`
[INFO] [stdout] 2309dfb3060ee348d78b815ab2d0bf1485dcd8bcc6809677790f2904cd19184b
