[INFO] cloning repository https://github.com/breezykermo/1-maze-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/breezykermo/1-maze-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbreezykermo%2F1-maze-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbreezykermo%2F1-maze-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a70d09c060e4405721a5e4487ed7a2e3f7d942b4 [INFO] documenting breezykermo/1-maze-rs against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbreezykermo%2F1-maze-rs" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/breezykermo/1-maze-rs on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/breezykermo/1-maze-rs [INFO] finished tweaking git repo https://github.com/breezykermo/1-maze-rs [INFO] tweaked toml for git repo https://github.com/breezykermo/1-maze-rs written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/breezykermo/1-maze-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f794e9cbe8871aba800a6f86832e3c42c4fc3e338517465090869666f8e7e87 [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" "1f794e9cbe8871aba800a6f86832e3c42c4fc3e338517465090869666f8e7e87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f794e9cbe8871aba800a6f86832e3c42c4fc3e338517465090869666f8e7e87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f794e9cbe8871aba800a6f86832e3c42c4fc3e338517465090869666f8e7e87", kill_on_drop: false }` [INFO] [stdout] 1f794e9cbe8871aba800a6f86832e3c42c4fc3e338517465090869666f8e7e87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0fe19b7cb38facd5064c93fb0f87deca6552f699daeb71dd4e6dc9be6de7433 [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" "f0fe19b7cb38facd5064c93fb0f87deca6552f699daeb71dd4e6dc9be6de7433", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking rust_1_maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting rust_1_maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/common.rs:56:20 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn is_in_range(row: usize, col: usize, num_rows: usize, num_cols: usize) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `col` [INFO] [stdout] --> src/common.rs:56:32 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn is_in_range(row: usize, col: usize, num_rows: usize, num_cols: usize) -> bool { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_rows` [INFO] [stdout] --> src/common.rs:56:44 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn is_in_range(row: usize, col: usize, num_rows: usize, num_cols: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_rows` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_cols` [INFO] [stdout] --> src/common.rs:56:61 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn is_in_range(row: usize, col: usize, num_rows: usize, num_cols: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_rows` [INFO] [stdout] --> src/common.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | num_rows: usize, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_rows` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_cols` [INFO] [stdout] --> src/common.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | num_cols: usize, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `room` [INFO] [stdout] --> src/common.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | room: &MazeRoom, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_room` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/common.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | dir: Direction, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_cols` [INFO] [stdout] --> src/common.rs:72:28 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn initialize_maze<'a>(num_cols: usize, num_rows: usize, maze: &mut Vec>) -> () { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_rows` [INFO] [stdout] --> src/common.rs:72:45 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn initialize_maze<'a>(num_cols: usize, num_rows: usize, maze: &mut Vec>) -> () { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_rows` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `maze` [INFO] [stdout] --> src/common.rs:72:62 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn initialize_maze<'a>(num_cols: usize, num_rows: usize, maze: &mut Vec>) -> () { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_maze` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.23s [INFO] running `Command { std: "docker" "inspect" "f0fe19b7cb38facd5064c93fb0f87deca6552f699daeb71dd4e6dc9be6de7433", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0fe19b7cb38facd5064c93fb0f87deca6552f699daeb71dd4e6dc9be6de7433", kill_on_drop: false }` [INFO] [stdout] f0fe19b7cb38facd5064c93fb0f87deca6552f699daeb71dd4e6dc9be6de7433 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] ba57146604dd3b867b46e99329e4493443bc893673c94402d553c30706483004 [INFO] running `Command { std: "docker" "start" "-a" "ba57146604dd3b867b46e99329e4493443bc893673c94402d553c30706483004", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Documenting rust_1_maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.06s [INFO] running `Command { std: "docker" "inspect" "ba57146604dd3b867b46e99329e4493443bc893673c94402d553c30706483004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba57146604dd3b867b46e99329e4493443bc893673c94402d553c30706483004", kill_on_drop: false }` [INFO] [stdout] ba57146604dd3b867b46e99329e4493443bc893673c94402d553c30706483004