[INFO] fetching crate goban-screenhack 0.1.4... [INFO] checking goban-screenhack-0.1.4 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] extracting crate goban-screenhack 0.1.4 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate goban-screenhack 0.1.4 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 crates.io crate goban-screenhack 0.1.4 [INFO] finished tweaking crates.io crate goban-screenhack 0.1.4 [INFO] tweaked toml for crates.io crate goban-screenhack 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate goban-screenhack 0.1.4 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d100544402dbae0dcd9a757502cdbb6b1462a5b1ee699d0dfe1eb49471631810 [INFO] running `Command { std: "docker" "start" "-a" "d100544402dbae0dcd9a757502cdbb6b1462a5b1ee699d0dfe1eb49471631810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d100544402dbae0dcd9a757502cdbb6b1462a5b1ee699d0dfe1eb49471631810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d100544402dbae0dcd9a757502cdbb6b1462a5b1ee699d0dfe1eb49471631810", kill_on_drop: false }` [INFO] [stdout] d100544402dbae0dcd9a757502cdbb6b1462a5b1ee699d0dfe1eb49471631810 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b1c16679984dace89ed036e195d6d78573a0d2a54a839c19659c0a16cc52e8ca [INFO] running `Command { std: "docker" "start" "-a" "b1c16679984dace89ed036e195d6d78573a0d2a54a839c19659c0a16cc52e8ca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Checking ttf-parser v0.6.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling winit v0.25.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling nom v6.0.1 [INFO] [stderr] Compiling wayland-sys v0.28.3 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking libloading v0.7.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking sgf-parse v3.1.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling wayland-scanner v0.28.3 [INFO] [stderr] Checking crossbeam v0.8.1 [INFO] [stderr] Compiling nanovg-sys v1.0.2 [INFO] [stderr] Compiling glutin_glx_sys v0.1.7 [INFO] [stderr] Compiling glutin_egl_sys v0.1.5 [INFO] [stderr] Compiling gl v0.14.0 [INFO] [stderr] Checking owned_ttf_parser v0.6.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Compiling wayland-client v0.28.3 [INFO] [stderr] Compiling wayland-protocols v0.28.3 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking mio-misc v1.2.1 [INFO] [stderr] Checking nanovg v1.0.2 [INFO] [stderr] Checking wayland-commons v0.28.3 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking wayland-cursor v0.28.3 [INFO] [stderr] Checking wayland-egl v0.28.3 [INFO] [stderr] Checking smithay-client-toolkit v0.12.3 [INFO] [stderr] Checking glutin v0.27.0 [INFO] [stderr] Checking goban-screenhack v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/goban.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 55 | for neighbor in self.neighbors(key) { [INFO] [stdout] | ------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 58 | self.process_captures(&neighbor); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/goban.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 55 | for neighbor in self.neighbors(key) { [INFO] [stdout] | ------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 58 | self.process_captures(&neighbor); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `goban-screenhack` (bin "goban" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `goban-screenhack` (bin "goban") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b1c16679984dace89ed036e195d6d78573a0d2a54a839c19659c0a16cc52e8ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1c16679984dace89ed036e195d6d78573a0d2a54a839c19659c0a16cc52e8ca", kill_on_drop: false }` [INFO] [stdout] b1c16679984dace89ed036e195d6d78573a0d2a54a839c19659c0a16cc52e8ca