[INFO] cloning repository https://github.com/arnfaldur/RobozzleSolver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnfaldur/RobozzleSolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnfaldur%2FRobozzleSolver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnfaldur%2FRobozzleSolver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 92bcbd0b2db294357063ab3cb82b988a5b7169b9 [INFO] testing arnfaldur/RobozzleSolver against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnfaldur%2FRobozzleSolver" "/workspace/builds/worker-41/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-41/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arnfaldur/RobozzleSolver on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arnfaldur/RobozzleSolver [INFO] finished tweaking git repo https://github.com/arnfaldur/RobozzleSolver [INFO] tweaked toml for git repo https://github.com/arnfaldur/RobozzleSolver written to /workspace/builds/worker-41/source/Cargo.toml [INFO] crate git repo https://github.com/arnfaldur/RobozzleSolver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc8ccf0372959fd89ab1647da5d71798a73a06eb1dccae0a24c9b09ef6354c41 [INFO] running `Command { std: "docker" "start" "-a" "dc8ccf0372959fd89ab1647da5d71798a73a06eb1dccae0a24c9b09ef6354c41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc8ccf0372959fd89ab1647da5d71798a73a06eb1dccae0a24c9b09ef6354c41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc8ccf0372959fd89ab1647da5d71798a73a06eb1dccae0a24c9b09ef6354c41", kill_on_drop: false }` [INFO] [stdout] dc8ccf0372959fd89ab1647da5d71798a73a06eb1dccae0a24c9b09ef6354c41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6905fdc9d6d68a7453094f12d2a56acd23fa286fb96544d96cd39c543b450348 [INFO] running `Command { std: "docker" "start" "-a" "6905fdc9d6d68a7453094f12d2a56acd23fa286fb96544d96cd39c543b450348", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling mime v0.3.14 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling tower-service v0.3.0-alpha.2 [INFO] [stderr] Compiling winapi v0.3.8 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling scoped-tls v1.0.0 [INFO] [stderr] Compiling approx v0.1.1 [INFO] [stderr] Compiling urlencoding v1.0.0 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling rgb v0.8.14 [INFO] [stderr] Compiling once_cell v1.2.0 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling unicode-normalization v0.1.8 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling tracing-core v0.1.7 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling openssl-sys v0.9.52 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling tokio-sync v0.1.7 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand_pcg v0.2.0 [INFO] [stderr] Compiling http v0.1.19 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling url v2.1.0 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-threadpool v0.1.16 [INFO] [stderr] Compiling sha-1 v0.8.1 [INFO] [stderr] Compiling tokio-reactor v0.1.10 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling tokio-udp v0.1.5 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling statrs v0.12.0 [INFO] [stderr] Compiling winconsole v0.10.0 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling headers-core v0.1.1 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling http-body v0.2.0-alpha.3 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling colored v1.8.0 [INFO] [stderr] Compiling headers v0.2.3 [INFO] [stderr] Compiling pin-project-internal v0.4.5 [INFO] [stderr] Compiling tracing-attributes v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Compiling tracing v0.1.10 [INFO] [stderr] Compiling tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Compiling pin-project v0.4.5 [INFO] [stderr] Compiling tokio-io v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Compiling tower-make v0.3.0-alpha.2a [INFO] [stderr] Compiling tokio-tls v0.3.0-alpha.6 [INFO] [stderr] Compiling tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Compiling tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-net v0.2.0-alpha.6 [INFO] [stderr] Compiling h2 v0.2.0-alpha.3 [INFO] [stderr] Compiling tokio v0.2.0-alpha.6 [INFO] [stderr] Compiling hyper v0.13.0-alpha.4 [INFO] [stderr] Compiling hyper-tls v0.4.0-alpha.4 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling warp v0.1.20 [INFO] [stderr] Compiling webdriver v0.40.2 [INFO] [stderr] Compiling fantoccini v0.12.0-alpha.4 [INFO] [stderr] Compiling solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `solver` due to 7 previous errors [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test, vec_remove_item, core_intrinsics, cfg_target_has_atomic)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test, vec_remove_item, core_intrinsics, cfg_target_has_atomic)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test, vec_remove_item, core_intrinsics, cfg_target_has_atomic)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:35 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test, vec_remove_item, core_intrinsics, cfg_target_has_atomic)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `vec_remove_item` [INFO] [stdout] --> src/main.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test, vec_remove_item, core_intrinsics, cfg_target_has_atomic)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `remove_item` found for mutable reference `&mut Vec` in the current scope [INFO] [stdout] --> src/solver/carlo.rs:145:10 [INFO] [stdout] | [INFO] [stdout] 145 | tree.remove_item(leaf); [INFO] [stdout] | ^^^^^^^^^^^ method not found in `&mut Vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6905fdc9d6d68a7453094f12d2a56acd23fa286fb96544d96cd39c543b450348", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6905fdc9d6d68a7453094f12d2a56acd23fa286fb96544d96cd39c543b450348", kill_on_drop: false }` [INFO] [stdout] 6905fdc9d6d68a7453094f12d2a56acd23fa286fb96544d96cd39c543b450348