[INFO] fetching crate mdbook-variables 0.1.0...
[INFO] documenting mdbook-variables-0.1.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate mdbook-variables 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mdbook-variables 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-variables 0.1.0
[INFO] finished tweaking crates.io crate mdbook-variables 0.1.0
[INFO] tweaked toml for crates.io crate mdbook-variables 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mdbook-variables 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4397f27854ee7571aa7772eb66f2b7fa96eb35281a92b334a65b2af46298250
[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" "f4397f27854ee7571aa7772eb66f2b7fa96eb35281a92b334a65b2af46298250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4397f27854ee7571aa7772eb66f2b7fa96eb35281a92b334a65b2af46298250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4397f27854ee7571aa7772eb66f2b7fa96eb35281a92b334a65b2af46298250", kill_on_drop: false }`
[INFO] [stdout] f4397f27854ee7571aa7772eb66f2b7fa96eb35281a92b334a65b2af46298250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1478e5eab4a76cdd3f0698cdbe3ac81241cac92851a63da5de9daec9f7c7036
[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" "f1478e5eab4a76cdd3f0698cdbe3ac81241cac92851a63da5de9daec9f7c7036", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking string_cache_shared v0.3.0
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[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling serde v1.0.104
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[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rand v0.6.5
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[INFO] [stderr]     Checking mio-extras v2.0.6
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[INFO] [stderr]    Compiling phf_generator v0.7.24
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[INFO] [stderr]    Compiling darling_macro v0.8.6
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[INFO] [stderr]    Compiling darling v0.8.6
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[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pest_generator v2.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking handlebars v2.0.4
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking elasticlunr-rs v2.3.6
[INFO] [stderr]     Checking ammonia v3.0.0
[INFO] [stderr]     Checking mdbook v0.3.5
[INFO] [stderr]  Documenting mdbook-variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 23s
[INFO] running `Command { std: "docker" "inspect" "f1478e5eab4a76cdd3f0698cdbe3ac81241cac92851a63da5de9daec9f7c7036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1478e5eab4a76cdd3f0698cdbe3ac81241cac92851a63da5de9daec9f7c7036", kill_on_drop: false }`
[INFO] [stdout] f1478e5eab4a76cdd3f0698cdbe3ac81241cac92851a63da5de9daec9f7c7036
