[INFO] cloning repository https://github.com/ianhuezo/rust_room_gen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ianhuezo/rust_room_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianhuezo%2Frust_room_gen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianhuezo%2Frust_room_gen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b2542dce1c1512d479b8a889163ffcbc2c9ab00 [INFO] checking ianhuezo/rust_room_gen against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianhuezo%2Frust_room_gen" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ianhuezo/rust_room_gen on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ianhuezo/rust_room_gen [INFO] finished tweaking git repo https://github.com/ianhuezo/rust_room_gen [INFO] tweaked toml for git repo https://github.com/ianhuezo/rust_room_gen written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/ianhuezo/rust_room_gen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac3c5d2f62eac112d5c6d0508b24d3f0b96332dfe0c381f74c092d8bcc8218bd [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" "ac3c5d2f62eac112d5c6d0508b24d3f0b96332dfe0c381f74c092d8bcc8218bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac3c5d2f62eac112d5c6d0508b24d3f0b96332dfe0c381f74c092d8bcc8218bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac3c5d2f62eac112d5c6d0508b24d3f0b96332dfe0c381f74c092d8bcc8218bd", kill_on_drop: false }` [INFO] [stdout] ac3c5d2f62eac112d5c6d0508b24d3f0b96332dfe0c381f74c092d8bcc8218bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTFLAGS=--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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b874e6bc7e5685884b8821f3188d4e985399eb5eb1f4d11d2d5a6d21e0c2bda7 [INFO] running `Command { std: "docker" "start" "-a" "b874e6bc7e5685884b8821f3188d4e985399eb5eb1f4d11d2d5a6d21e0c2bda7", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking rust_room_generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:239:62 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn create_potential_halls(&self, hall_num: usize) -> Vec<(HallwayCell, CardinalSides)> {} [INFO] [stdout] | ---------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::vec::Vec`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected struct `std::vec::Vec<(HallwayCell, CardinalSides)>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:239:62 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn create_potential_halls(&self, hall_num: usize) -> Vec<(HallwayCell, CardinalSides)> {} [INFO] [stdout] | ---------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::vec::Vec`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected struct `std::vec::Vec<(HallwayCell, CardinalSides)>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:280:80 [INFO] [stdout] | [INFO] [stdout] 280 | fn create_hallway_room(&self, side: &CardinalSides, cell: &HallwayCell) -> Room {} [INFO] [stdout] | ------------------- ^^^^ expected struct `Room`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:280:80 [INFO] [stdout] | [INFO] [stdout] 280 | fn create_hallway_room(&self, side: &CardinalSides, cell: &HallwayCell) -> Room {} [INFO] [stdout] | ------------------- ^^^^ expected struct `Room`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_room_generator`. [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:309:28 [INFO] [stdout] | [INFO] [stdout] 309 | current_room = room_queue.pop_front(); //have to handle the error... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected struct `Room`, found enum `std::option::Option` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Room` [INFO] [stdout] found enum `std::option::Option` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:309:28 [INFO] [stdout] | [INFO] [stdout] 309 | current_room = room_queue.pop_front(); //have to handle the error... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected struct `Room`, found enum `std::option::Option` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Room` [INFO] [stdout] found enum `std::option::Option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b874e6bc7e5685884b8821f3188d4e985399eb5eb1f4d11d2d5a6d21e0c2bda7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b874e6bc7e5685884b8821f3188d4e985399eb5eb1f4d11d2d5a6d21e0c2bda7", kill_on_drop: false }` [INFO] [stdout] b874e6bc7e5685884b8821f3188d4e985399eb5eb1f4d11d2d5a6d21e0c2bda7