[INFO] cloning repository https://github.com/ede1998/sweepers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ede1998/sweepers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fede1998%2Fsweepers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fede1998%2Fsweepers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2aeb602c88cce8e4499bb30a01654bea908c7b71 [INFO] checking ede1998/sweepers against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fede1998%2Fsweepers" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ede1998/sweepers on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ede1998/sweepers [INFO] finished tweaking git repo https://github.com/ede1998/sweepers [INFO] tweaked toml for git repo https://github.com/ede1998/sweepers written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ede1998/sweepers already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0c5d679632b857c0acf26176c158851da09bbcf0c9e5bff731475f5d3aaa51b [INFO] running `Command { std: "docker" "start" "-a" "d0c5d679632b857c0acf26176c158851da09bbcf0c9e5bff731475f5d3aaa51b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0c5d679632b857c0acf26176c158851da09bbcf0c9e5bff731475f5d3aaa51b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0c5d679632b857c0acf26176c158851da09bbcf0c9e5bff731475f5d3aaa51b", kill_on_drop: false }` [INFO] [stdout] d0c5d679632b857c0acf26176c158851da09bbcf0c9e5bff731475f5d3aaa51b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c98cc951ba10b629235fa182378080a0f2e7ce55cd6b66d1b4c9f9d5f522b28d [INFO] running `Command { std: "docker" "start" "-a" "c98cc951ba10b629235fa182378080a0f2e7ce55cd6b66d1b4c9f9d5f522b28d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking clap v2.33.3 [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] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling custom_debug_derive v0.5.0 [INFO] [stderr] Checking sweepers v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::::new`: use `IntoIterator::into_iter` instead [INFO] [stdout] --> src/core/location.rs:150:19 [INFO] [stdout] | [INFO] [stdout] 150 | IntoIter::new([ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::::new`: use `IntoIterator::into_iter` instead [INFO] [stdout] --> src/core/location.rs:150:19 [INFO] [stdout] | [INFO] [stdout] 150 | IntoIter::new([ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::::new`: use `IntoIterator::into_iter` instead [INFO] [stdout] --> src/solver.rs:778:31 [INFO] [stdout] | [INFO] [stdout] 778 | std::array::IntoIter::new(ls).map(Into::into).collect() [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::::new`: use `IntoIterator::into_iter` instead [INFO] [stdout] --> src/solver.rs:786:47 [INFO] [stdout] | [INFO] [stdout] 786 | let proximity = std::array::IntoIter::new(proximity) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing function parameter `l` [INFO] [stdout] --> src/core/mine_field.rs:231:27 [INFO] [stdout] | [INFO] [stdout] 231 | .flat_map(|l| l.neighbours().chain(std::iter::once(l))) [INFO] [stdout] | -^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] | `l` is borrowed here [INFO] [stdout] | [INFO] [stdout] = help: use `.collect()` to allocate the iterator [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing function parameter `l` [INFO] [stdout] --> src/core/mine_field.rs:231:27 [INFO] [stdout] | [INFO] [stdout] 231 | .flat_map(|l| l.neighbours().chain(std::iter::once(l))) [INFO] [stdout] | -^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] | `l` is borrowed here [INFO] [stdout] | [INFO] [stdout] = help: use `.collect()` to allocate the iterator [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 E0515`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sweepers` (bin "sweepers") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0515`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sweepers` (bin "sweepers" test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c98cc951ba10b629235fa182378080a0f2e7ce55cd6b66d1b4c9f9d5f522b28d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c98cc951ba10b629235fa182378080a0f2e7ce55cd6b66d1b4c9f9d5f522b28d", kill_on_drop: false }` [INFO] [stdout] c98cc951ba10b629235fa182378080a0f2e7ce55cd6b66d1b4c9f9d5f522b28d