[INFO] cloning repository https://github.com/AlterionX/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlterionX/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlterionX%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlterionX%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c7574605bfbae5996731f8cfe21bb98e078f18b
[INFO] building AlterionX/minesweeper against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlterionX%2Fminesweeper" "/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/AlterionX/minesweeper on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlterionX/minesweeper
[INFO] finished tweaking git repo https://github.com/AlterionX/minesweeper
[INFO] tweaked toml for git repo https://github.com/AlterionX/minesweeper written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/AlterionX/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xoshiro v0.4.0
[INFO] [stderr]   Downloaded syn v1.0.35
[INFO] [stderr]   Downloaded libc v0.2.73
[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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 069918df36b3610c4bc117565147f310e378bdbcf34ada6e596be00865730eae
[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" "069918df36b3610c4bc117565147f310e378bdbcf34ada6e596be00865730eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069918df36b3610c4bc117565147f310e378bdbcf34ada6e596be00865730eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069918df36b3610c4bc117565147f310e378bdbcf34ada6e596be00865730eae", kill_on_drop: false }`
[INFO] [stdout] 069918df36b3610c4bc117565147f310e378bdbcf34ada6e596be00865730eae
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef237d4b9b0b025a141747dc5388cebb43921e34743aedfada9a372568d7ee03
[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" "ef237d4b9b0b025a141747dc5388cebb43921e34743aedfada9a372568d7ee03", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]   --> src/solver/algo.rs:72:41
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let stage1 = stage0.into_iter().map(csp0::run).collect::<Vec<_>>();
[INFO] [stdout]    |                                         ^^^^^^^^^ expected signature of `fn(VecDeque<ContextualLinkedSubRegion<'_>>) -> _`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/solver/algo/csp0.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub(super) fn run(a: ()) {
[INFO] [stdout]    | ------------------------ found signature of `fn(()) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `collect` exists for struct `Map<std::vec::IntoIter<VecDeque<ContextualLinkedSubRegion<'_>>>, fn(()) {csp0::run}>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/solver/algo.rs:72:52
[INFO] [stdout]    |
[INFO] [stdout] 72 |       let stage1 = stage0.into_iter().map(csp0::run).collect::<Vec<_>>();
[INFO] [stdout]    |                                                      ^^^^^^^ method cannot be called on `Map<std::vec::IntoIter<VecDeque<ContextualLinkedSubRegion<'_>>>, fn(()) {csp0::run}>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `<fn(()) {csp0::run} as FnOnce<(VecDeque<ContextualLinkedSubRegion<'_>>,)>>::Output = _`
[INFO] [stdout]            which is required by `Map<std::vec::IntoIter<VecDeque<ContextualLinkedSubRegion<'_>>>, fn(()) {csp0::run}>: Iterator`
[INFO] [stdout]            `fn(()) {csp0::run}: FnMut<(VecDeque<ContextualLinkedSubRegion<'_>>,)>`
[INFO] [stdout]            which is required by `Map<std::vec::IntoIter<VecDeque<ContextualLinkedSubRegion<'_>>>, fn(()) {csp0::run}>: Iterator`
[INFO] [stdout]            `Map<std::vec::IntoIter<VecDeque<ContextualLinkedSubRegion<'_>>>, fn(()) {csp0::run}>: Iterator`
[INFO] [stdout]            which is required by `&mut Map<std::vec::IntoIter<VecDeque<ContextualLinkedSubRegion<'_>>>, fn(()) {csp0::run}>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0631.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minesweeper`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ef237d4b9b0b025a141747dc5388cebb43921e34743aedfada9a372568d7ee03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef237d4b9b0b025a141747dc5388cebb43921e34743aedfada9a372568d7ee03", kill_on_drop: false }`
[INFO] [stdout] ef237d4b9b0b025a141747dc5388cebb43921e34743aedfada9a372568d7ee03
