[INFO] cloning repository https://github.com/zhaoyiping0622/ProjectEuler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhaoyiping0622/ProjectEuler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhaoyiping0622%2FProjectEuler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhaoyiping0622%2FProjectEuler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cae527f2b28672fed2fdcd8ba3ff3d87f232025d
[INFO] documenting zhaoyiping0622/ProjectEuler 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%2Fzhaoyiping0622%2FProjectEuler" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhaoyiping0622/ProjectEuler 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/zhaoyiping0622/ProjectEuler
[INFO] finished tweaking git repo https://github.com/zhaoyiping0622/ProjectEuler
[INFO] tweaked toml for git repo https://github.com/zhaoyiping0622/ProjectEuler written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/zhaoyiping0622/ProjectEuler 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded permutate v0.3.2
[INFO] [stderr]   Downloaded fraction v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] ad72024e3f9b127648fa4c7d611af0dad8389c2008cef5bdd8bdbd96ec35f0f9
[INFO] running `Command { std: "docker" "start" "-a" "ad72024e3f9b127648fa4c7d611af0dad8389c2008cef5bdd8bdbd96ec35f0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad72024e3f9b127648fa4c7d611af0dad8389c2008cef5bdd8bdbd96ec35f0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad72024e3f9b127648fa4c7d611af0dad8389c2008cef5bdd8bdbd96ec35f0f9", kill_on_drop: false }`
[INFO] [stdout] ad72024e3f9b127648fa4c7d611af0dad8389c2008cef5bdd8bdbd96ec35f0f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 12a2c9d188e455e58d796129af2cba5f40718816b9bd5b574e9e5bb04f3bb978
[INFO] running `Command { std: "docker" "start" "-a" "12a2c9d188e455e58d796129af2cba5f40718816b9bd5b574e9e5bb04f3bb978", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking permutate v0.3.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking fraction v0.10.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking ProjectEuler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ProjectEuler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `ProjectEuler` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `project_euler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `NumberTheory` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod NumberTheory;
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `number_theory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem49 src/bin/problem49.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2c4752ebc58994fa -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.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 `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem53 src/bin/problem53.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e9712a9720d38573 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem16 src/bin/problem16.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=223259a657a3bb04 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem43 src/bin/problem43.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=86ec31f83ad37d8b -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem12 src/bin/problem12.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1e7df79c4fa3fd48 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem22 src/bin/problem22.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e9985b317abe4310 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem18 src/bin/problem18.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=62341f754e7ca509 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem57 src/bin/problem57.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c473509856c16a2f -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem15 src/bin/problem15.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=71d2f9b537899614 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem48 src/bin/problem48.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=db1315ee018edc4f -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem21 src/bin/problem21.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a865eba3098ed5a0 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem30 src/bin/problem30.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=142b883060f3bdd3 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem38 src/bin/problem38.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7b2db842a5ef190a -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem34 src/bin/problem34.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e7fb18a22f0039e2 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem13 src/bin/problem13.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5a1ff09a497e9dee -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem58 src/bin/problem58.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5f40a65f5bd666a6 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem42 src/bin/problem42.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a068e2679612cb66 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem8 src/bin/problem8.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=32c16bb475cf6169 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem1 src/bin/problem1.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=37a195a2ebf36ac6 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem44 src/bin/problem44.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c8607ddaae69f8e3 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem60 src/bin/problem60.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6dc13fd8e59329c1 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem27 src/bin/problem27.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a42f819e3d654508 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem46 src/bin/problem46.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1b5676256bd817d5 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem10 src/bin/problem10.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2f6967ece906f862 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem9 src/bin/problem9.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=50af87c770862fcc -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem45 src/bin/problem45.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b07d64bd4ed1f3a6 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem36 src/bin/problem36.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a84c3df35d823466 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem6 src/bin/problem6.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f9999beab9ba027b -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem52 src/bin/problem52.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=209bdc95e73e4404 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem23 src/bin/problem23.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=14aaf6a05c066fa3 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem51 src/bin/problem51.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=44036e6bd130609d -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem54 src/bin/problem54.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ab4f6420e327c353 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem2 src/bin/problem2.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cf57a9d5f0dd6fe1 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem24 src/bin/problem24.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=50142c006191bc57 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem62 src/bin/problem62.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8c21c86e3d78eb16 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem55 src/bin/problem55.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2b7821201a34b844 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem26 src/bin/problem26.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=bd82a782ba28b733 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem20 src/bin/problem20.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2390cd51ee4d9214 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem56 src/bin/problem56.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4b44f979a3af8e88 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem59 src/bin/problem59.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b7b32d92e80a3aa7 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem11 src/bin/problem11.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=92948c99bd0b0eee -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem31 src/bin/problem31.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=76b01c4c4fb3fcf3 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem4 src/bin/problem4.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=023c1f29cee5357b -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem61 src/bin/problem61.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=188d08e9571fa1c9 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem14 src/bin/problem14.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=205ceadf193aa34a -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem50 src/bin/problem50.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5ee8a415b7bcedb3 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem29 src/bin/problem29.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=80814068b626cd3f -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem39 src/bin/problem39.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=09b33e22ffee39d9 -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem40 src/bin/problem40.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a1dba10a9edc7a6a -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem32 src/bin/problem32.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a57468569f3f5f5e -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem41 src/bin/problem41.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1085f2b5cd7a990a -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `ProjectEuler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name problem47 src/bin/problem47.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5ade82fb6746e16e -L dependency=/opt/rustwide/target/debug/deps --extern ProjectEuler=/opt/rustwide/target/debug/deps/libProjectEuler-61abfbd2f7f0c697.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-de4333882c590298.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d85b7049e07481c8.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-ce054685ebb35006.rmeta --extern permutate=/opt/rustwide/target/debug/deps/libpermutate-0aecd0158fbf2cfe.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "12a2c9d188e455e58d796129af2cba5f40718816b9bd5b574e9e5bb04f3bb978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a2c9d188e455e58d796129af2cba5f40718816b9bd5b574e9e5bb04f3bb978", kill_on_drop: false }`
[INFO] [stdout] 12a2c9d188e455e58d796129af2cba5f40718816b9bd5b574e9e5bb04f3bb978