[INFO] cloning repository https://github.com/zhnxin/text4kindlegen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhnxin/text4kindlegen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhnxin%2Ftext4kindlegen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhnxin%2Ftext4kindlegen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 057c9e033371bd09a45d99b8b1ddbab33cb93a31
[INFO] documenting zhnxin/text4kindlegen against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhnxin%2Ftext4kindlegen" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhnxin/text4kindlegen on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhnxin/text4kindlegen
[INFO] finished tweaking git repo https://github.com/zhnxin/text4kindlegen
[INFO] tweaked toml for git repo https://github.com/zhnxin/text4kindlegen written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/zhnxin/text4kindlegen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 rust-embed-impl v5.1.0
[INFO] [stderr]   Downloaded serde_derive v1.0.97
[INFO] [stderr]   Downloaded handlebars v2.0.1
[INFO] [stderr]   Downloaded serde v1.0.97
[INFO] [stderr]   Downloaded rust-embed v5.1.0
[INFO] [stderr]   Downloaded encodingbufreader v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a78560bc027cdd8bf442317c1ca5142221c1c2715ed4d99fbb83a19f4026ae27
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a78560bc027cdd8bf442317c1ca5142221c1c2715ed4d99fbb83a19f4026ae27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a78560bc027cdd8bf442317c1ca5142221c1c2715ed4d99fbb83a19f4026ae27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a78560bc027cdd8bf442317c1ca5142221c1c2715ed4d99fbb83a19f4026ae27", kill_on_drop: false }`
[INFO] [stdout] a78560bc027cdd8bf442317c1ca5142221c1c2715ed4d99fbb83a19f4026ae27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f637bf09db1cb485fb1052cc2de99576de757a6f1d0fadc49065fe6e4d4b645
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8f637bf09db1cb485fb1052cc2de99576de757a6f1d0fadc49065fe6e4d4b645", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking rust-embed-utils v5.0.0
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking encodingbufreader v0.1.1
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling rust-embed-impl v5.1.0
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]     Checking rust-embed v5.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking handlebars v2.0.1
[INFO] [stderr]  Documenting txt4k v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(RustEmbed)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: #[derive(RustEmbed)] folder 'templates/' does not exist. cwd: '/opt/rustwide/workdir'
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `txt4k`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name txt4k src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-3ced20c1494459a9.rmeta --extern encoding=/opt/rustwide/target/debug/deps/libencoding-8bea360b97c8d5af.rmeta --extern encodingbufreader=/opt/rustwide/target/debug/deps/libencodingbufreader-d5e161db7c91185e.rmeta --extern handlebars=/opt/rustwide/target/debug/deps/libhandlebars-e1ced42fb6df84ad.rmeta --extern htmlescape=/opt/rustwide/target/debug/deps/libhtmlescape-5a5fb6300a82748b.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-f14238767051dc4c.rmeta --extern rust_embed=/opt/rustwide/target/debug/deps/librust_embed-88f29047e0c9b254.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c90d776bda66bc76.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b234673bfd7c2d09.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-3a17462ab449bb24.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "8f637bf09db1cb485fb1052cc2de99576de757a6f1d0fadc49065fe6e4d4b645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f637bf09db1cb485fb1052cc2de99576de757a6f1d0fadc49065fe6e4d4b645", kill_on_drop: false }`
[INFO] [stdout] 8f637bf09db1cb485fb1052cc2de99576de757a6f1d0fadc49065fe6e4d4b645