[INFO] fetching crate crowbook 0.15.2...
[INFO] checking crowbook-0.15.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate crowbook 0.15.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate crowbook 0.15.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crowbook 0.15.2
[INFO] finished tweaking crates.io crate crowbook 0.15.2
[INFO] tweaked toml for crates.io crate crowbook 0.15.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate crowbook 0.15.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reqwest v0.10.6
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[INFO] [stderr]   Downloaded crowbook-intl v0.2.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 852fc042763e1d099f9147257819acb3a0470e29a1bce039bf069229e4e47145
[INFO] running `Command { std: "docker" "start" "-a" "852fc042763e1d099f9147257819acb3a0470e29a1bce039bf069229e4e47145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "852fc042763e1d099f9147257819acb3a0470e29a1bce039bf069229e4e47145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852fc042763e1d099f9147257819acb3a0470e29a1bce039bf069229e4e47145", kill_on_drop: false }`
[INFO] [stdout] 852fc042763e1d099f9147257819acb3a0470e29a1bce039bf069229e4e47145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] f5315b046816ceb06540d580c6d8f549e41173ae50bb001ae195b1e93c99b0a9
[INFO] running `Command { std: "docker" "start" "-a" "f5315b046816ceb06540d580c6d8f549e41173ae50bb001ae195b1e93c99b0a9", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling serde v1.0.114
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[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
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[INFO] [stderr]    Compiling error-chain v0.12.2
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[INFO] [stderr]    Compiling num-traits v0.2.12
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[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
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[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking crowbook-intl-runtime v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]    Compiling stemmer v0.3.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking socket2 v0.3.12
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[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling onig_sys v69.5.0
[INFO] [stderr]     Checking want v0.3.0
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[INFO] [stderr]    Compiling aho-corasick v0.6.10
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[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking http-body v0.3.1
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[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking mime_guess v2.0.3
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking caribon v0.8.1
[INFO] [stderr]    Compiling crowbook-intl v0.2.1
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking crowbook-text-processing v1.0.0
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking indicatif v0.15.0
[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]     Checking onig v6.0.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling crowbook v0.15.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking comrak v0.7.0
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking syntect v4.2.0
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking html2text v0.1.12
[INFO] [stderr]     Checking epub-builder v0.4.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 17s
[INFO] running `Command { std: "docker" "inspect" "f5315b046816ceb06540d580c6d8f549e41173ae50bb001ae195b1e93c99b0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5315b046816ceb06540d580c6d8f549e41173ae50bb001ae195b1e93c99b0a9", kill_on_drop: false }`
[INFO] [stdout] f5315b046816ceb06540d580c6d8f549e41173ae50bb001ae195b1e93c99b0a9