[INFO] cloning repository https://github.com/SpaceEraser/wordscapes_helper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpaceEraser/wordscapes_helper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpaceEraser%2Fwordscapes_helper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpaceEraser%2Fwordscapes_helper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 53b97305dd44082085b5162046c6a746e4db920b [INFO] checking SpaceEraser/wordscapes_helper/53b97305dd44082085b5162046c6a746e4db920b against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpaceEraser%2Fwordscapes_helper" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SpaceEraser/wordscapes_helper on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SpaceEraser/wordscapes_helper [INFO] finished tweaking git repo https://github.com/SpaceEraser/wordscapes_helper [INFO] tweaked toml for git repo https://github.com/SpaceEraser/wordscapes_helper written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SpaceEraser/wordscapes_helper 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fixedbitset v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1409c7ddb7dd6342bcd9735465fc775c3f52a89f247c5bf879d0a1ad7470c877 [INFO] running `Command { std: "docker" "start" "-a" "1409c7ddb7dd6342bcd9735465fc775c3f52a89f247c5bf879d0a1ad7470c877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1409c7ddb7dd6342bcd9735465fc775c3f52a89f247c5bf879d0a1ad7470c877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1409c7ddb7dd6342bcd9735465fc775c3f52a89f247c5bf879d0a1ad7470c877", kill_on_drop: false }` [INFO] [stdout] 1409c7ddb7dd6342bcd9735465fc775c3f52a89f247c5bf879d0a1ad7470c877 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d34bcf6e561449ee08e89d2e3bdf303cbb9affc381914c77ebd9a347b0a8552 [INFO] running `Command { std: "docker" "start" "-a" "3d34bcf6e561449ee08e89d2e3bdf303cbb9affc381914c77ebd9a347b0a8552", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.67 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bumpalo v3.4.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling indexmap v1.5.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.67 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking fixedbitset v0.3.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking clap v2.33.2 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.67 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.67 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stderr] Checking wordscapes-helper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `std::iter::Map` in the current scope [INFO] [stdout] --> src/board_solver.rs:407:14 [INFO] [stdout] | [INFO] [stdout] 396 | let [height, width] = self [INFO] [stdout] | _______________________________- [INFO] [stdout] 397 | | .0 [INFO] [stdout] 398 | | .node_indices() [INFO] [stdout] 399 | | .map(|nx| { [INFO] [stdout] ... | [INFO] [stdout] 406 | | }) [INFO] [stdout] 407 | | .fold_first(|acc, e| [acc[0].max(e[0]), acc[1].max(e[1])]) [INFO] [stdout] | | -^^^^^^^^^^ method not found in `Map` [INFO] [stdout] | |_____________| [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `wordscapes-helper` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3d34bcf6e561449ee08e89d2e3bdf303cbb9affc381914c77ebd9a347b0a8552", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d34bcf6e561449ee08e89d2e3bdf303cbb9affc381914c77ebd9a347b0a8552", kill_on_drop: false }` [INFO] [stdout] 3d34bcf6e561449ee08e89d2e3bdf303cbb9affc381914c77ebd9a347b0a8552