[INFO] fetching crate mdbook-presentation-preprocessor 0.2.2...
[INFO] checking mdbook-presentation-preprocessor-0.2.2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate mdbook-presentation-preprocessor 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mdbook-presentation-preprocessor 0.2.2 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-presentation-preprocessor 0.2.2
[INFO] finished tweaking crates.io crate mdbook-presentation-preprocessor 0.2.2
[INFO] tweaked toml for crates.io crate mdbook-presentation-preprocessor 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ammonia v3.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f77c1c53f2f2f868eaec5b8af8a8b5afc9e084c1d0e68cbfdf17d6729447e615
[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" "f77c1c53f2f2f868eaec5b8af8a8b5afc9e084c1d0e68cbfdf17d6729447e615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f77c1c53f2f2f868eaec5b8af8a8b5afc9e084c1d0e68cbfdf17d6729447e615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77c1c53f2f2f868eaec5b8af8a8b5afc9e084c1d0e68cbfdf17d6729447e615", kill_on_drop: false }`
[INFO] [stdout] f77c1c53f2f2f868eaec5b8af8a8b5afc9e084c1d0e68cbfdf17d6729447e615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad3dd4ce3545516058d1cf159d75f1bf9c478a1c2d1b31e706f1ba522dcfbc67
[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" "ad3dd4ce3545516058d1cf159d75f1bf9c478a1c2d1b31e706f1ba522dcfbc67", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling version_check v0.9.3
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[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking regex-syntax v0.6.25
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[INFO] [stderr]    Compiling darling_core v0.8.6
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[INFO] [stderr]    Compiling error-chain v0.12.4
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[INFO] [stderr]    Compiling rand_os v0.1.3
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[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking bytes v0.4.12
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[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.1.5
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[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking url v1.7.2
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[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling toml-query_derive v0.9.2
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]     Checking elasticlunr-rs v2.3.13
[INFO] [stderr]     Checking handlebars v3.5.5
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking ammonia v3.1.2
[INFO] [stderr]     Checking mdbook v0.3.7
[INFO] [stderr]     Checking mdbook-presentation-preprocessor v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "ad3dd4ce3545516058d1cf159d75f1bf9c478a1c2d1b31e706f1ba522dcfbc67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3dd4ce3545516058d1cf159d75f1bf9c478a1c2d1b31e706f1ba522dcfbc67", kill_on_drop: false }`
[INFO] [stdout] ad3dd4ce3545516058d1cf159d75f1bf9c478a1c2d1b31e706f1ba522dcfbc67