[INFO] cloning repository https://github.com/santhoshselvan/advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/santhoshselvan/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanthoshselvan%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanthoshselvan%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec51fa7d53859e06843275389e3226c30e44c3f1
[INFO] documenting santhoshselvan/advent-of-code against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanthoshselvan%2Fadvent-of-code" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/santhoshselvan/advent-of-code on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/santhoshselvan/advent-of-code
[INFO] finished tweaking git repo https://github.com/santhoshselvan/advent-of-code
[INFO] tweaked toml for git repo https://github.com/santhoshselvan/advent-of-code written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/santhoshselvan/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded queues v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d1453f8af38f026d78c0cb744f96452c96c574b8dbe147d92f0db50a2b4ee10
[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" "8d1453f8af38f026d78c0cb744f96452c96c574b8dbe147d92f0db50a2b4ee10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d1453f8af38f026d78c0cb744f96452c96c574b8dbe147d92f0db50a2b4ee10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1453f8af38f026d78c0cb744f96452c96c574b8dbe147d92f0db50a2b4ee10", kill_on_drop: false }`
[INFO] [stdout] 8d1453f8af38f026d78c0cb744f96452c96c574b8dbe147d92f0db50a2b4ee10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a2335bbb74c89805024662ce620acaf864637c43f24642d08bf0d444eb742d9
[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" "5a2335bbb74c89805024662ce620acaf864637c43f24642d08bf0d444eb742d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking png v0.15.2
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking permutator v0.3.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking plotlib v0.4.0
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static is never used: `DEBUG_SHOW_INPUT_OUTPUT`
[INFO] [stdout]  --> src/intcode.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | static DEBUG_SHOW_INPUT_OUTPUT: bool = false;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `memory_string`
[INFO] [stdout]    --> src/intcode.rs:224:8
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn memory_string(&self) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bin/day10_alternate_solution.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     ((x1 - x2).abs() + (y1 - y2).abs())
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/bin/day03.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 | /     (manhattan_distance(&intersection, &line1.point1) +
[INFO] [stdout] 174 | |         manhattan_distance(&intersection, &line1.point2) ==
[INFO] [stdout] 175 | |         manhattan_distance(&line1.point1, &line1.point2))
[INFO] [stdout]     | |_________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 173 |     manhattan_distance(&intersection, &line1.point1) +
[INFO] [stdout] 174 |         manhattan_distance(&intersection, &line1.point2) ==
[INFO] [stdout] 175 |         manhattan_distance(&line1.point1, &line1.point2)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `advent-of-code`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name intcode src/intcode.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-b202fd57e665578d.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-e9e2fbdb966e47ba.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-915afbb154a8b0b0.rmeta --extern math=/opt/rustwide/target/debug/deps/libmath-a46da3fef893d8b9.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-69d9a7f018cb28c7.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-b2277f679d3ab92f.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-dd2ea618947aa87c.rmeta --extern permutator=/opt/rustwide/target/debug/deps/libpermutator-943267d340f595db.rmeta --extern piston=/opt/rustwide/target/debug/deps/libpiston-9de05df1517f8bd9.rmeta --extern plotlib=/opt/rustwide/target/debug/deps/libplotlib-a1c054065461cedc.rmeta --extern queues=/opt/rustwide/target/debug/deps/libqueues-aa95916060adbf84.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-13b01f7cffee51ae.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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5a2335bbb74c89805024662ce620acaf864637c43f24642d08bf0d444eb742d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2335bbb74c89805024662ce620acaf864637c43f24642d08bf0d444eb742d9", kill_on_drop: false }`
[INFO] [stdout] 5a2335bbb74c89805024662ce620acaf864637c43f24642d08bf0d444eb742d9