[INFO] fetching crate mdbook-rss 0.1.0...
[INFO] checking mdbook-rss-0.1.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate mdbook-rss 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mdbook-rss 0.1.0 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 crates.io crate mdbook-rss 0.1.0
[INFO] finished tweaking crates.io crate mdbook-rss 0.1.0
[INFO] tweaked toml for crates.io crate mdbook-rss 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate mdbook-rss 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e6ac219f87b30374c65ae6d09707da86d448868936bea92a64b17bd3514f1ebc
[INFO] running `Command { std: "docker" "start" "-a" "e6ac219f87b30374c65ae6d09707da86d448868936bea92a64b17bd3514f1ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6ac219f87b30374c65ae6d09707da86d448868936bea92a64b17bd3514f1ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ac219f87b30374c65ae6d09707da86d448868936bea92a64b17bd3514f1ebc", kill_on_drop: false }`
[INFO] [stdout] e6ac219f87b30374c65ae6d09707da86d448868936bea92a64b17bd3514f1ebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc91ef993a1f60479069c35ed00ae94c703f7a389feb331b76f911e17dc511a0
[INFO] running `Command { std: "docker" "start" "-a" "dc91ef993a1f60479069c35ed00ae94c703f7a389feb331b76f911e17dc511a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking shlex v1.0.0
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking anyhow v1.0.38
[INFO] [stderr]     Checking futures-channel v0.3.13
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[INFO] [stderr]     Checking sha-1 v0.9.4
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[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.1.16
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking rand_core v0.6.2
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[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking headers v0.3.3
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking markdown v0.3.0
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking diligent-date-parser v0.1.2
[INFO] [stderr]     Checking tungstenite v0.11.1
[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]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking which v4.0.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking open v1.5.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking atom_syndication v0.9.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking rss v1.10.0
[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 serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking handlebars v3.5.3
[INFO] [stderr]     Checking elasticlunr-rs v2.3.10
[INFO] [stderr]     Checking gray_matter v0.1.0
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking warp v0.2.5
[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 v0.4.7
[INFO] [stderr]     Checking mdbook-rss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 00s
[INFO] running `Command { std: "docker" "inspect" "dc91ef993a1f60479069c35ed00ae94c703f7a389feb331b76f911e17dc511a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc91ef993a1f60479069c35ed00ae94c703f7a389feb331b76f911e17dc511a0", kill_on_drop: false }`
[INFO] [stdout] dc91ef993a1f60479069c35ed00ae94c703f7a389feb331b76f911e17dc511a0