[INFO] cloning repository https://github.com/Byron/termbook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Byron/termbook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FByron%2Ftermbook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FByron%2Ftermbook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdcf2497b21f2f999215b89d3cd0b2299dc43e8f
[INFO] checking Byron/termbook against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FByron%2Ftermbook" "/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/Byron/termbook on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Byron/termbook
[INFO] finished tweaking git repo https://github.com/Byron/termbook
[INFO] tweaked toml for git repo https://github.com/Byron/termbook written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Byron/termbook already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] 157fefd5bdef6859dbb0ac6dec7c7feed440a2f7776bf45a3434924ccb88d7a2
[INFO] running `Command { std: "docker" "start" "-a" "157fefd5bdef6859dbb0ac6dec7c7feed440a2f7776bf45a3434924ccb88d7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "157fefd5bdef6859dbb0ac6dec7c7feed440a2f7776bf45a3434924ccb88d7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157fefd5bdef6859dbb0ac6dec7c7feed440a2f7776bf45a3434924ccb88d7a2", kill_on_drop: false }`
[INFO] [stdout] 157fefd5bdef6859dbb0ac6dec7c7feed440a2f7776bf45a3434924ccb88d7a2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] 9ed5f3c664b1d35ee9a029ae5e51d55d65e478723b0909e7cee0dbeb8b4077f7
[INFO] running `Command { std: "docker" "start" "-a" "9ed5f3c664b1d35ee9a029ae5e51d55d65e478723b0909e7cee0dbeb8b4077f7", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]     Checking smallvec v1.3.0
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[INFO] [stderr]    Compiling version_check v0.9.1
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[INFO] [stderr]     Checking shlex v0.1.1
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[INFO] [stderr]    Compiling pulldown-cmark v0.7.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]     Checking line-wrap v0.1.1
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[INFO] [stderr]     Checking phf_shared v0.8.0
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[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling libc v0.2.69
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[INFO] [stderr]     Checking gitignore v1.0.6
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[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking inotify v0.7.0
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[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v2.0.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v4.0.0
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[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]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking plist v0.4.2
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking onig v4.3.3
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking handlebars v3.0.1
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling toml-query_derive v0.9.2
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking toml-query v0.9.2
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking syntect v3.1.0
[INFO] [stderr]     Checking elasticlunr-rs v2.3.6
[INFO] [stderr]     Checking mdcat v0.15.0
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking ammonia v3.1.0
[INFO] [stderr]     Checking mdbook v0.3.7
[INFO] [stderr]     Checking termbook v1.4.2 (/opt/rustwide/workdir/termbook)
[INFO] [stderr]     Checking termbook-cli v1.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "9ed5f3c664b1d35ee9a029ae5e51d55d65e478723b0909e7cee0dbeb8b4077f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed5f3c664b1d35ee9a029ae5e51d55d65e478723b0909e7cee0dbeb8b4077f7", kill_on_drop: false }`
[INFO] [stdout] 9ed5f3c664b1d35ee9a029ae5e51d55d65e478723b0909e7cee0dbeb8b4077f7