[INFO] cloning repository https://github.com/sseemayer/aoc2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sseemayer/aoc2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsseemayer%2Faoc2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsseemayer%2Faoc2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85e1340ed1061cedc5df8160713573ed3769b78d
[INFO] documenting sseemayer/aoc2019 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsseemayer%2Faoc2019" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sseemayer/aoc2019 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sseemayer/aoc2019
[INFO] finished tweaking git repo https://github.com/sseemayer/aoc2019
[INFO] tweaked toml for git repo https://github.com/sseemayer/aoc2019 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/sseemayer/aoc2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d570b9ed7def1a0c3f8e6217fae12a9bcc89ce4c28c23f370959cc329658806
[INFO] running `Command { std: "docker" "start" "-a" "8d570b9ed7def1a0c3f8e6217fae12a9bcc89ce4c28c23f370959cc329658806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d570b9ed7def1a0c3f8e6217fae12a9bcc89ce4c28c23f370959cc329658806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d570b9ed7def1a0c3f8e6217fae12a9bcc89ce4c28c23f370959cc329658806", kill_on_drop: false }`
[INFO] [stdout] 8d570b9ed7def1a0c3f8e6217fae12a9bcc89ce4c28c23f370959cc329658806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0879117c2fe5bdc2bcd8dd63356443398480f8c55576b8e2cc83b96aada04c03
[INFO] running `Command { std: "docker" "start" "-a" "0879117c2fe5bdc2bcd8dd63356443398480f8c55576b8e2cc83b96aada04c03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]  Documenting aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `aoc2019`
[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 '-Arustdoc::private-intra-doc-links' -C metadata=77735b883a26a590 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.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 `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day19 src/bin/day19.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=7849c48a14b69d16 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day15 src/bin/day15.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=24221e1bf4c2ab27 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[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 '-Arustdoc::private-intra-doc-links' -C metadata=4ca99b13b9e2a6d5 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[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 '-Arustdoc::private-intra-doc-links' -C metadata=556173c89aa8788f -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day24 src/bin/day24.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=47778bdbcb54df81 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day09 src/bin/day09.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=3edc77522b6095f8 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[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 '-Arustdoc::private-intra-doc-links' -C metadata=2ab6da77d539d053 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day06 src/bin/day06.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=d51dabc11bb57927 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day08 src/bin/day08.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=7a854dddf9994909 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day05 src/bin/day05.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=9906d6c5dd2784d5 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[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 '-Arustdoc::private-intra-doc-links' -C metadata=3ee06a1c0f87974d -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day21 src/bin/day21.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=c9b1f4a37ccdccf2 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2019`
[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 '-Arustdoc::private-intra-doc-links' -C metadata=51664d8e668dc208 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2019=/opt/rustwide/target/debug/deps/libaoc2019-3684b6cef7d316cd.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-cb026d2557d374eb.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dfa37a709f2e2156.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-fbe5b34f981bbaf9.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-672f221d5c1f52cf.rmeta --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-eedf44540e8246ab.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-36c8ad6ccc77f541.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0879117c2fe5bdc2bcd8dd63356443398480f8c55576b8e2cc83b96aada04c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0879117c2fe5bdc2bcd8dd63356443398480f8c55576b8e2cc83b96aada04c03", kill_on_drop: false }`
[INFO] [stdout] 0879117c2fe5bdc2bcd8dd63356443398480f8c55576b8e2cc83b96aada04c03