[INFO] cloning repository https://github.com/hybras/Connect-4-AI [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hybras/Connect-4-AI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhybras%2FConnect-4-AI", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhybras%2FConnect-4-AI'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b8ce25ddc1ed68040bd876720f301198d716b82 [INFO] checking hybras/Connect-4-AI against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhybras%2FConnect-4-AI" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hybras/Connect-4-AI on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hybras/Connect-4-AI [INFO] finished tweaking git repo https://github.com/hybras/Connect-4-AI [INFO] tweaked toml for git repo https://github.com/hybras/Connect-4-AI written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/hybras/Connect-4-AI already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb6f3573f365df3dc62cb7a013a7f53882b1d9af4af1d87a283e5150467e6ed4 [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" "cb6f3573f365df3dc62cb7a013a7f53882b1d9af4af1d87a283e5150467e6ed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb6f3573f365df3dc62cb7a013a7f53882b1d9af4af1d87a283e5150467e6ed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb6f3573f365df3dc62cb7a013a7f53882b1d9af4af1d87a283e5150467e6ed4", kill_on_drop: false }` [INFO] [stdout] cb6f3573f365df3dc62cb7a013a7f53882b1d9af4af1d87a283e5150467e6ed4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b54fee39f1103d8a6120e107e585bf6b8d93cbbbf5c16ee07e528c0d9dc7db0 [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" "6b54fee39f1103d8a6120e107e585bf6b8d93cbbbf5c16ee07e528c0d9dc7db0", kill_on_drop: false }` [INFO] [stderr] Checking radium v0.3.0 [INFO] [stderr] Checking bitvec v0.17.4 [INFO] [stderr] Checking connect-4-ai v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/state.rs:65:7 [INFO] [stdout] | [INFO] [stdout] 65 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/state.rs:65:7 [INFO] [stdout] | [INFO] [stdout] 65 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BitBoard` [INFO] [stdout] --> src/state.rs:127:27 [INFO] [stdout] | [INFO] [stdout] 127 | use super::{AltBitBoard, BitBoard, Board, FlatBoard}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Enumerate>` in the current scope [INFO] [stdout] --> src/state/alt_bit_board.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | .fold_first(|(_, a), (idx_b, mut b)| { [INFO] [stdout] | ^^^^^^^^^^ method not found in `Enumerate>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `connect-4-ai` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Enumerate>` in the current scope [INFO] [stdout] --> src/state/alt_bit_board.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | .fold_first(|(_, a), (idx_b, mut b)| { [INFO] [stdout] | ^^^^^^^^^^ method not found in `Enumerate>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6b54fee39f1103d8a6120e107e585bf6b8d93cbbbf5c16ee07e528c0d9dc7db0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b54fee39f1103d8a6120e107e585bf6b8d93cbbbf5c16ee07e528c0d9dc7db0", kill_on_drop: false }` [INFO] [stdout] 6b54fee39f1103d8a6120e107e585bf6b8d93cbbbf5c16ee07e528c0d9dc7db0