[INFO] cloning repository https://github.com/inner-product/mdbook-scala-wrapper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inner-product/mdbook-scala-wrapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finner-product%2Fmdbook-scala-wrapper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finner-product%2Fmdbook-scala-wrapper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 820d617c502e9ca3d36c38fe4351d4192b29b806
[INFO] checking inner-product/mdbook-scala-wrapper against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finner-product%2Fmdbook-scala-wrapper" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/inner-product/mdbook-scala-wrapper on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/inner-product/mdbook-scala-wrapper
[INFO] finished tweaking git repo https://github.com/inner-product/mdbook-scala-wrapper
[INFO] tweaked toml for git repo https://github.com/inner-product/mdbook-scala-wrapper written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/inner-product/mdbook-scala-wrapper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0703cdf34c7947a2157b71600eb71951e64c014f37ac2e40143627b0371c5531
[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" "0703cdf34c7947a2157b71600eb71951e64c014f37ac2e40143627b0371c5531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0703cdf34c7947a2157b71600eb71951e64c014f37ac2e40143627b0371c5531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0703cdf34c7947a2157b71600eb71951e64c014f37ac2e40143627b0371c5531", kill_on_drop: false }`
[INFO] [stdout] 0703cdf34c7947a2157b71600eb71951e64c014f37ac2e40143627b0371c5531
[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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e6c3ccb00de0d4b8ed6945173c22dbbedebd3fe6ff0abb94ea769db787130ff
[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" "1e6c3ccb00de0d4b8ed6945173c22dbbedebd3fe6ff0abb94ea769db787130ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
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[INFO] [stderr]     Checking futures v0.1.25
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[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking string_cache_shared v0.3.0
[INFO] [stderr]    Compiling quote v0.3.15
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[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
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[INFO] [stderr]    Compiling pest v1.0.6
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[INFO] [stderr]     Checking new_debug_unreachable v1.0.1
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking log v0.3.9
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[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling quote v0.5.2
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[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking tendril v0.4.0
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v1.1.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking phf_shared v0.7.23
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking notify v4.0.6
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking toml-query v0.7.0
[INFO] [stderr]    Compiling strum_macros v0.9.1
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]     Checking handlebars v1.0.5
[INFO] [stderr]    Compiling html5ever v0.22.3
[INFO] [stderr]    Compiling markup5ever v0.7.3
[INFO] [stderr]     Checking elasticlunr-rs v2.3.3
[INFO] [stderr]     Checking ammonia v1.2.0
[INFO] [stderr]     Checking mdbook v0.2.1
[INFO] [stderr]     Checking mdbook-scala-wrapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "1e6c3ccb00de0d4b8ed6945173c22dbbedebd3fe6ff0abb94ea769db787130ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6c3ccb00de0d4b8ed6945173c22dbbedebd3fe6ff0abb94ea769db787130ff", kill_on_drop: false }`
[INFO] [stdout] 1e6c3ccb00de0d4b8ed6945173c22dbbedebd3fe6ff0abb94ea769db787130ff