[INFO] cloning repository https://github.com/Alpvax/rust-aoc-2015
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alpvax/rust-aoc-2015" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlpvax%2Frust-aoc-2015", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlpvax%2Frust-aoc-2015'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 825c7f977156ef009ca227636e65a6d24a316fcf
[INFO] documenting Alpvax/rust-aoc-2015 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlpvax%2Frust-aoc-2015" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alpvax/rust-aoc-2015 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 git repo https://github.com/Alpvax/rust-aoc-2015
[INFO] finished tweaking git repo https://github.com/Alpvax/rust-aoc-2015
[INFO] tweaked toml for git repo https://github.com/Alpvax/rust-aoc-2015 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Alpvax/rust-aoc-2015 already has a lockfile, it will not be regenerated
[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 strum_macros v0.19.4
[INFO] [stderr]   Downloaded syn v1.0.45
[INFO] [stderr]   Downloaded strum v0.19.5
[INFO] [stderr]   Downloaded fancy-regex v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 9f9a6713b08e228db1fc9d654557451921e604613c2f574243b709316264dddc
[INFO] running `Command { std: "docker" "start" "-a" "9f9a6713b08e228db1fc9d654557451921e604613c2f574243b709316264dddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f9a6713b08e228db1fc9d654557451921e604613c2f574243b709316264dddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f9a6713b08e228db1fc9d654557451921e604613c2f574243b709316264dddc", kill_on_drop: false }`
[INFO] [stdout] 9f9a6713b08e228db1fc9d654557451921e604613c2f574243b709316264dddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 7d6253620de1abd473d99c24ed946d40d71dffaa0656c57bf54932ad0d7e95b3
[INFO] running `Command { std: "docker" "start" "-a" "7d6253620de1abd473d99c24ed946d40d71dffaa0656c57bf54932ad0d7e95b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking fancy-regex v0.4.0
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]     Checking strum v0.19.5
[INFO] [stderr]     Checking rust_2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust_2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day22 src/bin/day22.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ae2989055a643292 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day17 src/bin/day17.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b3093e30c6be6da1 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day25 src/bin/day25.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9b489984d1bc47de -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day16 src/bin/day16.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3b17066b2d39b08f -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day23 src/bin/day23.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=05d09239a97300e7 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day11 src/bin/day11.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=95194f8300d95469 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day4 src/bin/day4.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dc4a16b8d08fd658 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day12 src/bin/day12.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=68497d7b5d679b38 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day6 src/bin/day6.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e50fad3e41e2d643 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day7_take1 src/bin/day7_take1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=89ae0b2b7fa693f0 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day1 src/bin/day1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ff5b08502af377b2 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day18 src/bin/day18.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=af087ff97337ff8d -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day2 src/bin/day2.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=149d88ca71f60928 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day14 src/bin/day14.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dab2f96a156ff675 -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `rust_2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day13 src/bin/day13.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1a431f9283c948fe -L dependency=/opt/rustwide/target/debug/deps --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-922a5698623d23ae.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ac0f7458a290715.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-f477878437aa6044.rmeta --extern rust_2015=/opt/rustwide/target/debug/deps/librust_2015-c94b974237600424.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-008bda5df1a8b06c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-a5b29efa4242dad9.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7d6253620de1abd473d99c24ed946d40d71dffaa0656c57bf54932ad0d7e95b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6253620de1abd473d99c24ed946d40d71dffaa0656c57bf54932ad0d7e95b3", kill_on_drop: false }`
[INFO] [stdout] 7d6253620de1abd473d99c24ed946d40d71dffaa0656c57bf54932ad0d7e95b3