[INFO] updating cached repository https://github.com/iepathos/guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69aaf51e74ae809b0ef1ce9fa8fdbac9fafefd15
[INFO] documenting iepathos/guessing_game against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiepathos%2Fguessing_game" "/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/iepathos/guessing_game on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iepathos/guessing_game
[INFO] finished tweaking git repo https://github.com/iepathos/guessing_game
[INFO] tweaked toml for git repo https://github.com/iepathos/guessing_game written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/iepathos/guessing_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 4b1aba61ecf4c715ba6cfb62eaba755c19de51702b1f10fe9d8c1fbfc8beba6c
[INFO] running `Command { std: "docker" "start" "-a" "4b1aba61ecf4c715ba6cfb62eaba755c19de51702b1f10fe9d8c1fbfc8beba6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b1aba61ecf4c715ba6cfb62eaba755c19de51702b1f10fe9d8c1fbfc8beba6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1aba61ecf4c715ba6cfb62eaba755c19de51702b1f10fe9d8c1fbfc8beba6c", kill_on_drop: false }`
[INFO] [stdout] 4b1aba61ecf4c715ba6cfb62eaba755c19de51702b1f10fe9d8c1fbfc8beba6c
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 256f166e34696d194a70bc582399a790b0dd24dbdea7638171045b68cc5f2d60
[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" "256f166e34696d194a70bc582399a790b0dd24dbdea7638171045b68cc5f2d60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting guessing_game v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]  --> src/main.rs:7:51
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let secret_number = (rand::random::<uint>() % 100u) + 1u;
[INFO] [stdout]   |                                                   ^^^^ invalid suffix `u`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]  --> src/main.rs:7:59
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let secret_number = (rand::random::<uint>() % 100u) + 1u;
[INFO] [stdout]   |                                                           ^^ invalid suffix `u`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::rand`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rand;
[INFO] [stdout]   |     ^^^^^^^^^ no `rand` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn cmp(a: uint, b: uint) -> Ordering {
[INFO] [stdout]    |           ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn cmp(a: uint, b: uint) -> Ordering {
[INFO] [stdout]    |                    ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ordering` in this scope
[INFO] [stdout]   --> src/main.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn cmp(a: uint, b: uint) -> Ordering {
[INFO] [stdout]    |                             ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::cmp::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::sync::atomic::Ordering;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `guessing_game`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name guessing_game src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "256f166e34696d194a70bc582399a790b0dd24dbdea7638171045b68cc5f2d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256f166e34696d194a70bc582399a790b0dd24dbdea7638171045b68cc5f2d60", kill_on_drop: false }`
[INFO] [stdout] 256f166e34696d194a70bc582399a790b0dd24dbdea7638171045b68cc5f2d60