[INFO] fetching crate html-extractor-macros 1.0.0...
[INFO] documenting html-extractor-macros-1.0.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate html-extractor-macros 1.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate html-extractor-macros 1.0.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate html-extractor-macros 1.0.0
[INFO] finished tweaking crates.io crate html-extractor-macros 1.0.0
[INFO] tweaked toml for crates.io crate html-extractor-macros 1.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scraper v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 5e02fc5f9102247742733e743e0251d74be5d20d7327f436a2ad8865e11a9248
[INFO] running `Command { std: "docker" "start" "-a" "5e02fc5f9102247742733e743e0251d74be5d20d7327f436a2ad8865e11a9248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e02fc5f9102247742733e743e0251d74be5d20d7327f436a2ad8865e11a9248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e02fc5f9102247742733e743e0251d74be5d20d7327f436a2ad8865e11a9248", kill_on_drop: false }`
[INFO] [stdout] 5e02fc5f9102247742733e743e0251d74be5d20d7327f436a2ad8865e11a9248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 993646b8941f7cf63a475b4a5c18fac7d06f2b241bf741b884db4d200349ec7d
[INFO] running `Command { std: "docker" "start" "-a" "993646b8941f7cf63a475b4a5c18fac7d06f2b241bf741b884db4d200349ec7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking ref_thread_local v0.0.0
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking proc-macro2 v1.0.39
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking scraper v0.11.0
[INFO] [stderr]  Documenting html-extractor-macros v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cssparser v0.25.9, selectors v0.21.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "993646b8941f7cf63a475b4a5c18fac7d06f2b241bf741b884db4d200349ec7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993646b8941f7cf63a475b4a5c18fac7d06f2b241bf741b884db4d200349ec7d", kill_on_drop: false }`
[INFO] [stdout] 993646b8941f7cf63a475b4a5c18fac7d06f2b241bf741b884db4d200349ec7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 7fb807ddf1f173e0614b065bccc4d2c1b3d979202e6f38cdf4bf2a171826b63e
[INFO] running `Command { std: "docker" "start" "-a" "7fb807ddf1f173e0614b065bccc4d2c1b3d979202e6f38cdf4bf2a171826b63e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking ref_thread_local v0.0.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stdout] error[E0277]: the trait bound `proc_macro2::Span: From<proc_macro::Span>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro-error-1.0.4/src/lib.rs:549:37
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 first: self.clone().into(),
[INFO] [stdout]     |                                     ^^^^ the trait `From<proc_macro::Span>` is not implemented for `proc_macro2::Span`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `Into<proc_macro2::Span>` for `proc_macro::Span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `proc_macro2::Span: From<proc_macro::Span>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro-error-1.0.4/src/lib.rs:550:36
[INFO] [stdout]     |
[INFO] [stdout] 550 |                 last: self.clone().into(),
[INFO] [stdout]     |                                    ^^^^ the trait `From<proc_macro::Span>` is not implemented for `proc_macro2::Span`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `Into<proc_macro2::Span>` for `proc_macro::Span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro-error` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7fb807ddf1f173e0614b065bccc4d2c1b3d979202e6f38cdf4bf2a171826b63e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb807ddf1f173e0614b065bccc4d2c1b3d979202e6f38cdf4bf2a171826b63e", kill_on_drop: false }`
[INFO] [stdout] 7fb807ddf1f173e0614b065bccc4d2c1b3d979202e6f38cdf4bf2a171826b63e