[INFO] cloning repository https://github.com/dustlang/blog.rust-lang.org
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustlang/blog.rust-lang.org" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fblog.rust-lang.org", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fblog.rust-lang.org'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ceb4b057bef4caa864d99aa708ef9f3ea66857f
[INFO] checking dustlang/blog.rust-lang.org against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fblog.rust-lang.org" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dustlang/blog.rust-lang.org
[INFO] finished tweaking git repo https://github.com/dustlang/blog.rust-lang.org
[INFO] tweaked toml for git repo https://github.com/dustlang/blog.rust-lang.org written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dustlang/blog.rust-lang.org on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dustlang/blog.rust-lang.org already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sass-rs v0.2.2
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded twoway v0.2.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.9
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded comrak v0.8.2
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded handlebars v3.4.0
[INFO] [stderr]   Downloaded sass-sys v0.4.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f4190bae31e812192232c3e9c447cb39c2ba51e8bdf9902f8d20042af69d9f6
[INFO] running `Command { std: "docker" "start" "-a" "6f4190bae31e812192232c3e9c447cb39c2ba51e8bdf9902f8d20042af69d9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4190bae31e812192232c3e9c447cb39c2ba51e8bdf9902f8d20042af69d9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4190bae31e812192232c3e9c447cb39c2ba51e8bdf9902f8d20042af69d9f6", kill_on_drop: false }`
[INFO] [stdout] 6f4190bae31e812192232c3e9c447cb39c2ba51e8bdf9902f8d20042af69d9f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20005bb4e8d2ae752dcdaf46a443420dfbe764b8dd9f29537374467ecd27e82d
[INFO] running `Command { std: "docker" "start" "-a" "20005bb4e8d2ae752dcdaf46a443420dfbe764b8dd9f29537374467ecd27e82d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]    Compiling sass-sys v0.4.18
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking comrak v0.8.2
[INFO] [stderr]     Checking handlebars v3.4.0
[INFO] [stderr] error: could not compile `comrak` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/04ff05c9c0cfbca33115c5f1b8bb20a66a54b799/bin/rustc --crate-name comrak --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/comrak-0.8.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clap"' --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clap", "default"))' -C metadata=cc05a3ae12e8d19b -C extra-filename=-6e0d37a55227b045 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-227411cd2d68bf50.rmeta --extern entities=/opt/rustwide/target/debug/deps/libentities-9125c161aaf5e500.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3dcad08886afe173.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-e02cd0c96f3010b8.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-344bd617d448035b.so --extern regex=/opt/rustwide/target/debug/deps/libregex-12d57ca080b4010c.rmeta --extern shell_words=/opt/rustwide/target/debug/deps/libshell_words-70f0cabfc673ce13.rmeta --extern twoway=/opt/rustwide/target/debug/deps/libtwoway-6b56edc3247d45ca.rmeta --extern typed_arena=/opt/rustwide/target/debug/deps/libtyped_arena-6327a2493f19f880.rmeta --extern unicode_categories=/opt/rustwide/target/debug/deps/libunicode_categories-f5a7746b80b61f3e.rmeta --extern xdg=/opt/rustwide/target/debug/deps/libxdg-2772f411f525a1dd.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/04ff05c9c0cfbca33115c5f1b8bb20a66a54b799/bin/rustc --crate-name serde_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.116/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=5a060c65412c7eb5 -C extra-filename=-62721d2e3384ba26 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-714589dc005b9d0e.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-a132e4e09dd87a70.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-c17cf6e45aba6341.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "20005bb4e8d2ae752dcdaf46a443420dfbe764b8dd9f29537374467ecd27e82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20005bb4e8d2ae752dcdaf46a443420dfbe764b8dd9f29537374467ecd27e82d", kill_on_drop: false }`
[INFO] [stdout] 20005bb4e8d2ae752dcdaf46a443420dfbe764b8dd9f29537374467ecd27e82d