[INFO] fetching crate mdbook-plantuml 0.7.0...
[INFO] checking mdbook-plantuml-0.7.0 against beta for pr-78714
[INFO] extracting crate mdbook-plantuml 0.7.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mdbook-plantuml 0.7.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-plantuml 0.7.0
[INFO] finished tweaking crates.io crate mdbook-plantuml 0.7.0
[INFO] tweaked toml for crates.io crate mdbook-plantuml 0.7.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate mdbook-plantuml 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "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] 0d8665bf6e126fba3fafe97e1529541be6bbbddac38a2d4936a32433eb785136
[INFO] running `Command { std: "docker" "start" "-a" "0d8665bf6e126fba3fafe97e1529541be6bbbddac38a2d4936a32433eb785136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d8665bf6e126fba3fafe97e1529541be6bbbddac38a2d4936a32433eb785136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8665bf6e126fba3fafe97e1529541be6bbbddac38a2d4936a32433eb785136", kill_on_drop: false }`
[INFO] [stdout] 0d8665bf6e126fba3fafe97e1529541be6bbbddac38a2d4936a32433eb785136
[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" "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" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] ba6cd329b476a2ddb0fb8ef049a8d5b17b43bd18a0e42d327d9f2065f6025bc0
[INFO] running `Command { std: "docker" "start" "-a" "ba6cd329b476a2ddb0fb8ef049a8d5b17b43bd18a0e42d327d9f2065f6025bc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
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[INFO] [stderr]    Compiling openssl-sys v0.9.58
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[INFO] [stderr]    Compiling openssl v0.10.30
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[INFO] [stderr]    Compiling phf_generator v0.8.0
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[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
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[INFO] [stderr]     Checking hyper-tls v0.3.2
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[INFO] [stderr]     Checking xml5ever v0.16.1
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[INFO] [stderr]     Checking ammonia v3.1.0
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking warp v0.2.4
[INFO] [stderr]     Checking mdbook v0.4.2
[INFO] [stderr]     Checking mdbook-plantuml v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 07s
[INFO] running `Command { std: "docker" "inspect" "ba6cd329b476a2ddb0fb8ef049a8d5b17b43bd18a0e42d327d9f2065f6025bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6cd329b476a2ddb0fb8ef049a8d5b17b43bd18a0e42d327d9f2065f6025bc0", kill_on_drop: false }`
[INFO] [stdout] ba6cd329b476a2ddb0fb8ef049a8d5b17b43bd18a0e42d327d9f2065f6025bc0