[INFO] fetching crate scrappy-http 0.0.1...
[INFO] checking scrappy-http-0.0.1 against try#98d5ea1855f1028095b37c493ba31093c8519d68 for pr-69548
[INFO] extracting crate scrappy-http 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate scrappy-http 0.0.1 on toolchain 98d5ea1855f1028095b37c493ba31093c8519d68
[INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scrappy-http 0.0.1
[INFO] finished tweaking crates.io crate scrappy-http 0.0.1
[INFO] tweaked toml for crates.io crate scrappy-http 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate scrappy-http 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d60f9673714a8b66cd2ac4a5e6abcf1a239e83b0a9eb357a089c6de9a5dffb45
[INFO] running `"docker" "start" "-a" "d60f9673714a8b66cd2ac4a5e6abcf1a239e83b0a9eb357a089c6de9a5dffb45"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-openssl v0.4.0
[INFO] [stderr]     Checking scrappy-codec v0.0.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling scrappy-macros v0.0.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling enum-as-inner v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking scrappy-threadpool v0.0.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking scrappy-service v0.0.1
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking scrappy-rt v0.0.1
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking scrappy-utils v0.0.1
[INFO] [stderr]     Checking scrappy-server v0.0.1
[INFO] [stderr]     Checking scrappy-tls v0.0.1
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking scrappy-connect v0.0.1
[INFO] [stderr]     Checking scrappy-http v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: unused doc comment
[INFO] [stderr]   --> src/header/common/accept_charset.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         /// Test case from RFC
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:2:27
[INFO] [stderr]    |
[INFO] [stderr] 2  | #![deny(rust_2018_idioms, warnings)]
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(unused_doc_comments)]` implied by `#[deny(warnings)]`
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `scrappy-http`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d60f9673714a8b66cd2ac4a5e6abcf1a239e83b0a9eb357a089c6de9a5dffb45"`
[INFO] running `"docker" "rm" "-f" "d60f9673714a8b66cd2ac4a5e6abcf1a239e83b0a9eb357a089c6de9a5dffb45"`
[INFO] [stdout] d60f9673714a8b66cd2ac4a5e6abcf1a239e83b0a9eb357a089c6de9a5dffb45