[INFO] cloning repository https://github.com/danvk/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danvk/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanvk%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanvk%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7adff78d9b2c6e6ad9185be566cc3f11f3b6f4e
[INFO] documenting danvk/aoc2020 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%2Fdanvk%2Faoc2020" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danvk/aoc2020 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/danvk/aoc2020
[INFO] finished tweaking git repo https://github.com/danvk/aoc2020
[INFO] tweaked toml for git repo https://github.com/danvk/aoc2020 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/danvk/aoc2020 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 225940f829d3111fd4176dbd14b60522e3b4049ab55cca6bb0176123f3009eba
[INFO] running `Command { std: "docker" "start" "-a" "225940f829d3111fd4176dbd14b60522e3b4049ab55cca6bb0176123f3009eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "225940f829d3111fd4176dbd14b60522e3b4049ab55cca6bb0176123f3009eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225940f829d3111fd4176dbd14b60522e3b4049ab55cca6bb0176123f3009eba", kill_on_drop: false }`
[INFO] [stdout] 225940f829d3111fd4176dbd14b60522e3b4049ab55cca6bb0176123f3009eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f35e2e9f39f26f3a81ca2462f78958760982a900a3b65662135b742cc8ddb15
[INFO] running `Command { std: "docker" "start" "-a" "9f35e2e9f39f26f3a81ca2462f78958760982a900a3b65662135b742cc8ddb15", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]  Documenting aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `aoc2020`
[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=cd81b0d20f0923a0 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-1faf359ae40cac73.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ad621116ccc3017c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-c31a0bd605cf0b54.so --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.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 `aoc2020`
[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=f44c65d8dab70c33 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-1faf359ae40cac73.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ad621116ccc3017c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-c31a0bd605cf0b54.so --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2020`
[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=49cc9901568cfe1d -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-1faf359ae40cac73.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ad621116ccc3017c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-c31a0bd605cf0b54.so --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2020`
[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=fd23de01161244b2 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-1faf359ae40cac73.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ad621116ccc3017c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-c31a0bd605cf0b54.so --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day8 src/bin/day8.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a24090fac38b0e32 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-1faf359ae40cac73.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ad621116ccc3017c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-c31a0bd605cf0b54.so --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2020`
[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 -C metadata=2e6add63b3fa4477 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-1faf359ae40cac73.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ad621116ccc3017c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-c31a0bd605cf0b54.so --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc2020`
[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=02a5726f935d03e9 -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-1faf359ae40cac73.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31732f101c7334d9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ad621116ccc3017c.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-c31a0bd605cf0b54.so --extern regex=/opt/rustwide/target/debug/deps/libregex-7f7c07494e82902c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9f35e2e9f39f26f3a81ca2462f78958760982a900a3b65662135b742cc8ddb15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f35e2e9f39f26f3a81ca2462f78958760982a900a3b65662135b742cc8ddb15", kill_on_drop: false }`
[INFO] [stdout] 9f35e2e9f39f26f3a81ca2462f78958760982a900a3b65662135b742cc8ddb15