[INFO] cloning repository https://github.com/haptics-nri/bible-extractor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haptics-nri/bible-extractor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaptics-nri%2Fbible-extractor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaptics-nri%2Fbible-extractor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3d9b6a1f03c8a9148682168864c460cb21c2f77
[INFO] documenting haptics-nri/bible-extractor against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaptics-nri%2Fbible-extractor" "/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/haptics-nri/bible-extractor on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/haptics-nri/bible-extractor
[INFO] finished tweaking git repo https://github.com/haptics-nri/bible-extractor
[INFO] tweaked toml for git repo https://github.com/haptics-nri/bible-extractor written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/haptics-nri/bible-extractor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.46.0" "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] d7444be27251043fcac320a8baa866ecfe0fdf7c4412774b47a00dd8ce583d98
[INFO] running `Command { std: "docker" "start" "-a" "d7444be27251043fcac320a8baa866ecfe0fdf7c4412774b47a00dd8ce583d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7444be27251043fcac320a8baa866ecfe0fdf7c4412774b47a00dd8ce583d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7444be27251043fcac320a8baa866ecfe0fdf7c4412774b47a00dd8ce583d98", kill_on_drop: false }`
[INFO] [stdout] d7444be27251043fcac320a8baa866ecfe0fdf7c4412774b47a00dd8ce583d98
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b33a0d2295d80b3ed06cebd297f100b00c262074edc7ef55f62e94e226e0a20a
[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" "b33a0d2295d80b3ed06cebd297f100b00c262074edc7ef55f62e94e226e0a20a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking itoa v0.3.3
[INFO] [stderr]     Checking closet v0.2.2
[INFO] [stderr]     Checking if_chain v0.1.2
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking itertools v0.6.2
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking globset v0.2.0 (git://github.com/haptics-nri/ripgrep?branch=group-defaults#5cb1600a)
[INFO] [stderr]     Checking ignore v0.2.2 (git://github.com/haptics-nri/ripgrep?branch=group-defaults#5cb1600a)
[INFO] [stderr]     Checking backtrace v0.3.2
[INFO] [stderr]     Checking error-chain v0.11.0-rc.2
[INFO] [stderr]  Documenting extract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: found removed `do catch` syntax
[INFO] [stdout]    --> src/main.rs:149:18
[INFO] [stdout]     |
[INFO] [stdout] 149 |     let result = do catch {
[INFO] [stdout]     |                  ^^^^^^^^ help: replace with the new syntax: `try`
[INFO] [stdout]     |
[INFO] [stdout]     = note: following RFC #2388, the new non-placeholder syntax is `try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: found removed `do catch` syntax
[INFO] [stdout]    --> src/main.rs:109:48
[INFO] [stdout]     |
[INFO] [stdout] 109 | ...                   match (do catch {
[INFO] [stdout]     |                              ^^^^^^^^ help: replace with the new syntax: `try`
[INFO] [stdout]     |
[INFO] [stdout]     = note: following RFC #2388, the new non-placeholder syntax is `try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ascii_ctype)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(catch_expr)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `extract`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name extract 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-d65eb25d5fa9d4d6.rmeta --extern closet=/opt/rustwide/target/debug/deps/libcloset-45c66f351caebbf1.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-cd3080f8665a3ac6.rmeta --extern if_chain=/opt/rustwide/target/debug/deps/libif_chain-e154ed86b5d23b18.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-e9c5ef23e9a9fffa.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-755c590b76de84b8.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e0b416b2062b490d.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-024111ef74b0f150.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-9225e118af2b752f.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a1b750e129633a2b.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-96feb47ae416a134.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "b33a0d2295d80b3ed06cebd297f100b00c262074edc7ef55f62e94e226e0a20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33a0d2295d80b3ed06cebd297f100b00c262074edc7ef55f62e94e226e0a20a", kill_on_drop: false }`
[INFO] [stdout] b33a0d2295d80b3ed06cebd297f100b00c262074edc7ef55f62e94e226e0a20a