[INFO] cloning repository https://github.com/agmcleod/adventofcode-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agmcleod/adventofcode-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagmcleod%2Fadventofcode-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagmcleod%2Fadventofcode-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1e8338290905d5c8f8d7d23dbe079f13134e4d1
[INFO] documenting agmcleod/adventofcode-2019 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%2Fagmcleod%2Fadventofcode-2019" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/agmcleod/adventofcode-2019 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/agmcleod/adventofcode-2019
[INFO] finished tweaking git repo https://github.com/agmcleod/adventofcode-2019
[INFO] tweaked toml for git repo https://github.com/agmcleod/adventofcode-2019 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/agmcleod/adventofcode-2019 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 permutohedron v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 50ca4cb7eac0bad6581041cd0180bc1d58e78204b8a4946f2fd5d20b4c6de8c0
[INFO] running `Command { std: "docker" "start" "-a" "50ca4cb7eac0bad6581041cd0180bc1d58e78204b8a4946f2fd5d20b4c6de8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50ca4cb7eac0bad6581041cd0180bc1d58e78204b8a4946f2fd5d20b4c6de8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ca4cb7eac0bad6581041cd0180bc1d58e78204b8a4946f2fd5d20b4c6de8c0", kill_on_drop: false }`
[INFO] [stdout] 50ca4cb7eac0bad6581041cd0180bc1d58e78204b8a4946f2fd5d20b4c6de8c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] aa5574326a2ea8f479463636b8ed663144636a87efadaca91c97e53f257a5d9d
[INFO] running `Command { std: "docker" "start" "-a" "aa5574326a2ea8f479463636b8ed663144636a87efadaca91c97e53f257a5d9d", kill_on_drop: false }`
[INFO] [stderr]     Checking read_input v0.1.0 (/opt/rustwide/workdir/read_input)
[INFO] [stderr]     Checking intcode v0.1.0 (/opt/rustwide/workdir/intcode)
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]  Documenting read_input v0.1.0 (/opt/rustwide/workdir/read_input)
[INFO] [stderr]  Documenting intcode v0.1.0 (/opt/rustwide/workdir/intcode)
[INFO] [stderr]  Documenting four v0.1.0 (/opt/rustwide/workdir/4)
[INFO] [stderr]  Documenting twelve v0.1.0 (/opt/rustwide/workdir/12)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]  Documenting six v0.1.0 (/opt/rustwide/workdir/6)
[INFO] [stderr]  Documenting eightteen v0.1.0 (/opt/rustwide/workdir/18)
[INFO] [stderr]  Documenting eight v0.1.0 (/opt/rustwide/workdir/8)
[INFO] [stderr]  Documenting ten v0.1.0 (/opt/rustwide/workdir/10)
[INFO] [stderr]  Documenting twenty v0.1.0 (/opt/rustwide/workdir/20)
[INFO] [stderr]  Documenting nine v0.1.0 (/opt/rustwide/workdir/9)
[INFO] [stderr]  Documenting three v0.1.0 (/opt/rustwide/workdir/3)
[INFO] [stderr]  Documenting sixteen v0.1.0 (/opt/rustwide/workdir/16)
[INFO] [stderr]  Documenting fourteen v0.1.0 (/opt/rustwide/workdir/14)
[INFO] [stderr]  Documenting five v0.1.0 (/opt/rustwide/workdir/5)
[INFO] [stderr]  Documenting twentyfour v0.1.0 (/opt/rustwide/workdir/24)
[INFO] [stderr]  Documenting two v0.1.0 (/opt/rustwide/workdir/2)
[INFO] [stderr]  Documenting one v0.1.0 (/opt/rustwide/workdir/1)
[INFO] [stderr]  Documenting eleven v0.1.0 (/opt/rustwide/workdir/11)
[INFO] [stderr]  Documenting twentyfive v0.1.0 (/opt/rustwide/workdir/25)
[INFO] [stderr]  Documenting fifteen v0.1.0 (/opt/rustwide/workdir/15)
[INFO] [stderr]  Documenting thirteen v0.1.0 (/opt/rustwide/workdir/13)
[INFO] [stderr]  Documenting seventeen v0.1.0 (/opt/rustwide/workdir/17)
[INFO] [stderr]  Documenting twentyone v0.1.0 (/opt/rustwide/workdir/21)
[INFO] [stderr]  Documenting twentythree v0.1.0 (/opt/rustwide/workdir/23)
[INFO] [stderr]  Documenting nineteen v0.1.0 (/opt/rustwide/workdir/19)
[INFO] [stderr]  Documenting seven v0.1.0 (/opt/rustwide/workdir/7)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]  --> 3/src/math.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     (q.0 <= max(p.0, r.0) && q.0 >= min(p.0, r.0) && q.1 <= max(p.1, r.1) && q.1 >= min(p.1, r.1))
[INFO] [stdout]   |     ^                                                                                            ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -     (q.0 <= max(p.0, r.0) && q.0 >= min(p.0, r.0) && q.1 <= max(p.1, r.1) && q.1 >= min(p.1, r.1))
[INFO] [stdout] 9 +     q.0 <= max(p.0, r.0) && q.0 >= min(p.0, r.0) && q.1 <= max(p.1, r.1) && q.1 >= min(p.1, r.1)
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `four`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name four 4/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ee71e4c4e51831b3 -L dependency=/opt/rustwide/target/debug/deps --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 `six`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name six 6/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=77d869dc11500621 -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `read_input`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name read_input read_input/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5b2287705dd53cba -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `eightteen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name eightteen 18/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8aa230f6c3d696cc -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `intcode`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name intcode intcode/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4e553c27aee3905b -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `fourteen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name fourteen 14/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=69c8b10f190663ec -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `nine`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name nine 9/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a0d971cecb83d2df -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `twelve`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name twelve 12/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ecfdae921351bf30 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `three`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name three 3/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ab52f42a424c0ee8 -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ten`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name ten 10/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9f1fa0f2b663301b -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `twentyone`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name twentyone 21/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=85d4ee30a2e9422a -L dependency=/opt/rustwide/target/debug/deps --extern intcode=/opt/rustwide/target/debug/deps/libintcode-4e553c27aee3905b.rmeta --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `nineteen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name nineteen 19/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=bfdca9573478e53f -L dependency=/opt/rustwide/target/debug/deps --extern intcode=/opt/rustwide/target/debug/deps/libintcode-4e553c27aee3905b.rmeta --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `fifteen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name fifteen 15/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5d308c88399b4d9d -L dependency=/opt/rustwide/target/debug/deps --extern intcode=/opt/rustwide/target/debug/deps/libintcode-4e553c27aee3905b.rmeta --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `twentyfour`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name twentyfour 24/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ee89702a2535d86c -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `two`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name two 2/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dd1c4a3e7d9a2526 -L dependency=/opt/rustwide/target/debug/deps --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `seventeen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name seventeen 17/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fa606bb745949dd0 -L dependency=/opt/rustwide/target/debug/deps --extern intcode=/opt/rustwide/target/debug/deps/libintcode-4e553c27aee3905b.rmeta --extern read_input=/opt/rustwide/target/debug/deps/libread_input-5b2287705dd53cba.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "aa5574326a2ea8f479463636b8ed663144636a87efadaca91c97e53f257a5d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5574326a2ea8f479463636b8ed663144636a87efadaca91c97e53f257a5d9d", kill_on_drop: false }`
[INFO] [stdout] aa5574326a2ea8f479463636b8ed663144636a87efadaca91c97e53f257a5d9d