[INFO] fetching crate myopic-board 2.2.0... [INFO] checking myopic-board-2.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate myopic-board 2.2.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate myopic-board 2.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate myopic-board 2.2.0 [INFO] finished tweaking crates.io crate myopic-board 2.2.0 [INFO] tweaked toml for crates.io crate myopic-board 2.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 42 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded myopic-core v1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fbf39354aa5acabb77797768016c7beaaedd92de22a68c968402772ff32af0b [INFO] running `Command { std: "docker" "start" "-a" "0fbf39354aa5acabb77797768016c7beaaedd92de22a68c968402772ff32af0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fbf39354aa5acabb77797768016c7beaaedd92de22a68c968402772ff32af0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fbf39354aa5acabb77797768016c7beaaedd92de22a68c968402772ff32af0b", kill_on_drop: false }` [INFO] [stdout] 0fbf39354aa5acabb77797768016c7beaaedd92de22a68c968402772ff32af0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45a02447d15b2df6da6f46dc3d0c902d8ba654789178c578d2dc29cc673238a6 [INFO] running `Command { std: "docker" "start" "-a" "45a02447d15b2df6da6f46dc3d0c902d8ba654789178c578d2dc29cc673238a6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling darling_core v0.20.8 [INFO] [stderr] Compiling darling_macro v0.20.8 [INFO] [stderr] Compiling darling v0.20.8 [INFO] [stderr] Compiling enumset_derive v0.8.1 [INFO] [stderr] Checking enumset v1.1.3 [INFO] [stderr] Checking myopic-core v1.3.0 [INFO] [stderr] Checking myopic-board v2.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Reflectable` is imported redundantly [INFO] [stdout] --> src/imp/cache/termination.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | use myopic_core::Reflectable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 94 | [INFO] [stdout] 95 | use super::*; [INFO] [stdout] | -------- the item `Reflectable` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Piece` is imported redundantly [INFO] [stdout] --> src/imp/positions.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | use myopic_core::Piece; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 176 | use super::*; [INFO] [stdout] | -------- the item `Piece` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestCase` is never constructed [INFO] [stdout] --> src/imp/cache/termination.rs:98:12 [INFO] [stdout] | [INFO] [stdout] 98 | struct TestCase { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.42s [INFO] running `Command { std: "docker" "inspect" "45a02447d15b2df6da6f46dc3d0c902d8ba654789178c578d2dc29cc673238a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45a02447d15b2df6da6f46dc3d0c902d8ba654789178c578d2dc29cc673238a6", kill_on_drop: false }` [INFO] [stdout] 45a02447d15b2df6da6f46dc3d0c902d8ba654789178c578d2dc29cc673238a6