[INFO] fetching crate mdbook-cat-prep 1.0.8...
[INFO] checking mdbook-cat-prep-1.0.8 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate mdbook-cat-prep 1.0.8 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mdbook-cat-prep 1.0.8 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-cat-prep 1.0.8
[INFO] finished tweaking crates.io crate mdbook-cat-prep 1.0.8
[INFO] tweaked toml for crates.io crate mdbook-cat-prep 1.0.8 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate mdbook-cat-prep 1.0.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f6bede6a26f3971e9998ef771cde27e4ba4a64f12e3960c19210f05fbf538c3
[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" "7f6bede6a26f3971e9998ef771cde27e4ba4a64f12e3960c19210f05fbf538c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f6bede6a26f3971e9998ef771cde27e4ba4a64f12e3960c19210f05fbf538c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6bede6a26f3971e9998ef771cde27e4ba4a64f12e3960c19210f05fbf538c3", kill_on_drop: false }`
[INFO] [stdout] 7f6bede6a26f3971e9998ef771cde27e4ba4a64f12e3960c19210f05fbf538c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98bbe6e5c2d98fcc70175437b048194690b4d90b4baaf0fb8e387b269a53d103
[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" "98bbe6e5c2d98fcc70175437b048194690b4d90b4baaf0fb8e387b269a53d103", kill_on_drop: false }`
[INFO] [stderr]     Checking shells v0.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.33
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking error-chain v0.12.2
[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 v0.1.7
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]     Checking elasticlunr-rs v2.3.6
[INFO] [stderr]     Checking handlebars v2.0.4
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking ammonia v3.0.0
[INFO] [stderr]     Checking mdbook v0.3.5
[INFO] [stderr]     Checking mdbook-cat-prep v1.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "98bbe6e5c2d98fcc70175437b048194690b4d90b4baaf0fb8e387b269a53d103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bbe6e5c2d98fcc70175437b048194690b4d90b4baaf0fb8e387b269a53d103", kill_on_drop: false }`
[INFO] [stdout] 98bbe6e5c2d98fcc70175437b048194690b4d90b4baaf0fb8e387b269a53d103