[INFO] fetching crate mdbook-dtmo 0.8.0...
[INFO] checking mdbook-dtmo-0.8.0 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate mdbook-dtmo 0.8.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mdbook-dtmo 0.8.0 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-dtmo 0.8.0
[INFO] finished tweaking crates.io crate mdbook-dtmo 0.8.0
[INFO] tweaked toml for crates.io crate mdbook-dtmo 0.8.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate mdbook-dtmo 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mdbook-open-on-gh v1.3.1
[INFO] [stderr]   Downloaded mdbook-toc v0.5.1
[INFO] [stderr]   Downloaded mdbook-mermaid v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b28855d57b3acc37eef668a2e4b8d90b45ca9f00fae4e0d0ab440fb1d8672dd
[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" "3b28855d57b3acc37eef668a2e4b8d90b45ca9f00fae4e0d0ab440fb1d8672dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b28855d57b3acc37eef668a2e4b8d90b45ca9f00fae4e0d0ab440fb1d8672dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b28855d57b3acc37eef668a2e4b8d90b45ca9f00fae4e0d0ab440fb1d8672dd", kill_on_drop: false }`
[INFO] [stdout] 3b28855d57b3acc37eef668a2e4b8d90b45ca9f00fae4e0d0ab440fb1d8672dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7408cb6e455fbbace2a5348ef92bb26d5e18366979d7c3ac15b7d8523faba30
[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" "b7408cb6e455fbbace2a5348ef92bb26d5e18366979d7c3ac15b7d8523faba30", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-extras v2.0.6
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[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking toml_edit v0.2.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling pin-project-internal v0.4.24
[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 pest_derive v2.1.0
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking handlebars v3.5.0
[INFO] [stderr]     Checking tokio v0.2.22
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[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking elasticlunr-rs v2.3.9
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[INFO] [stderr]     Checking futures v0.3.5
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[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking warp v0.2.5
[INFO] [stderr]     Checking mdbook v0.4.3
[INFO] [stderr]     Checking mdbook-mermaid v0.6.1
[INFO] [stderr]     Checking mdbook-toc v0.5.1
[INFO] [stderr]     Checking mdbook-open-on-gh v1.3.1
[INFO] [stderr]     Checking mdbook-dtmo v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 59s
[INFO] running `Command { std: "docker" "inspect" "b7408cb6e455fbbace2a5348ef92bb26d5e18366979d7c3ac15b7d8523faba30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7408cb6e455fbbace2a5348ef92bb26d5e18366979d7c3ac15b7d8523faba30", kill_on_drop: false }`
[INFO] [stdout] b7408cb6e455fbbace2a5348ef92bb26d5e18366979d7c3ac15b7d8523faba30