[INFO] cloning repository https://github.com/burrowsa/ProjectEulerRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/burrowsa/ProjectEulerRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburrowsa%2FProjectEulerRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburrowsa%2FProjectEulerRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d206d9b590990fe43776db914f0e29f69c740a66
[INFO] documenting burrowsa/ProjectEulerRust against 1.98.0-beta.1 for beta-rustdoc-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburrowsa%2FProjectEulerRust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/burrowsa/ProjectEulerRust
[INFO] finished tweaking git repo https://github.com/burrowsa/ProjectEulerRust
[INFO] tweaked toml for git repo https://github.com/burrowsa/ProjectEulerRust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/burrowsa/ProjectEulerRust on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/burrowsa/ProjectEulerRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab
[INFO] running `Command { std: "docker" "start" "fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]     Checking iana-time-zone v0.1.51
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling memoize-inner v0.2.1
[INFO] [stderr]     Checking memoize v0.3.1
[INFO] [stderr]     Checking project_euler_solutions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting project_euler_solutions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/triangle_path.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn slice(&self, i: usize, j: usize) -> Triangle {
[INFO] [stdout]    |              ^^^^^                         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |              |
[INFO] [stdout]    |              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn slice(&self, i: usize, j: usize) -> Triangle<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `project_euler_solutions`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.98.0-beta.1-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name problem_021 src/bin/problem_021.rs -o /opt/rustwide/target/doc --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=98f0149ab75e7405 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-cf5baddbd3321e52.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-47c013b653d1de45.rmeta --extern memoize=/opt/rustwide/target/debug/deps/libmemoize-768868ba978b9fdb.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-afdfdbeb216c4109.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-6753ab601dceb635.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-c4ea08dc04e976c0.rmeta --extern project_euler_solutions=/opt/rustwide/target/debug/deps/libproject_euler_solutions-89d54f5157211adf.rmeta --extern substring=/opt/rustwide/target/debug/deps/libsubstring-bcfd599142990439.rmeta --document-private-items '-Arustdoc::private-intra-doc-links' --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab", kill_on_drop: false }`
[INFO] [stdout] fd6d8198075613ead0b37fedf010136cc5415ba8415f05438b12d11f1f9b2cab