[INFO] cloning repository https://github.com/entity-neural-network/entity-gym-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/entity-neural-network/entity-gym-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentity-neural-network%2Fentity-gym-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentity-neural-network%2Fentity-gym-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cc87a5a126e8197fd00eb9d9b9d76484adf4f6e [INFO] checking entity-neural-network/entity-gym-rs against try#e983148bd5f0f0db270bfb72149f5e892e68b67f for pr-150322 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentity-neural-network%2Fentity-gym-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/entity-neural-network/entity-gym-rs [INFO] finished tweaking git repo https://github.com/entity-neural-network/entity-gym-rs [INFO] tweaked toml for git repo https://github.com/entity-neural-network/entity-gym-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/entity-neural-network/entity-gym-rs on toolchain e983148bd5f0f0db270bfb72149f5e892e68b67f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/entity-neural-network/entity-gym-rs 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" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "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] [stderr] Downloading crates ... 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"/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c54291ab64330b730bc8a5d762e6a7a79d233297ba566c9bf487af7be5e812b [INFO] running `Command { std: "docker" "start" "-a" "7c54291ab64330b730bc8a5d762e6a7a79d233297ba566c9bf487af7be5e812b", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.3 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.140 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling serde v1.0.140 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling crossbeam-queue v0.3.6 [INFO] [stderr] Checking os_str_bytes v6.2.0 [INFO] [stderr] Checking num-traits v0.2.15 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Compiling anyhow v1.0.58 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking xattr v0.2.3 [INFO] [stderr] Checking filetime v0.2.17 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking tar v0.4.38 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking crossbeam v0.8.2 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking atomicbox v0.4.0 [INFO] [stderr] Checking num-complex v0.4.2 [INFO] [stderr] Checking num-integer v0.1.45 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking rmp v0.8.11 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking rmpv v1.0.0 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking simba v0.5.1 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Compiling clap_derive v3.2.15 [INFO] [stderr] Compiling entity-gym-derive v0.2.0 [INFO] [stderr] Checking ragged-buffer v0.3.8 [INFO] [stderr] Checking nalgebra v0.27.1 [INFO] [stderr] Checking ron v0.7.1 [INFO] [stderr] Checking clap v3.2.16 [INFO] [stderr] Checking statrs v0.15.0 [INFO] [stderr] Checking rogue-net v0.4.0 [INFO] [stderr] Checking entity-gym-rs v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/agent/mod.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/agent/mod.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/agent/action.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Thrust` is never used [INFO] [stdout] --> src/agent/action.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | enum Thrust { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Move` is never constructed [INFO] [stdout] --> src/agent/action.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | struct Move { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MultiSnake` is never constructed [INFO] [stdout] --> src/examples/multisnake.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct MultiSnake { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Food` is never constructed [INFO] [stdout] --> src/examples/multisnake.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Food { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Snake` is never constructed [INFO] [stdout] --> src/examples/multisnake.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | struct Snake { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `observe` and `random_empty_tile` are never used [INFO] [stdout] --> src/examples/multisnake.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 41 | impl MultiSnake { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 66 | fn observe(&self) -> Box { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | fn random_empty_tile(&mut self) -> (i32, i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/agent/mod.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/agent/mod.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/agent/action.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Thrust` is never used [INFO] [stdout] --> src/agent/action.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | enum Thrust { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Move` is never constructed [INFO] [stdout] --> src/agent/action.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | struct Move { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MultiSnake` is never constructed [INFO] [stdout] --> src/examples/multisnake.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct MultiSnake { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Food` is never constructed [INFO] [stdout] --> src/examples/multisnake.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Food { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Snake` is never constructed [INFO] [stdout] --> src/examples/multisnake.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | struct Snake { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `observe` and `random_empty_tile` are never used [INFO] [stdout] --> src/examples/multisnake.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 41 | impl MultiSnake { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 66 | fn observe(&self) -> Box { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | fn random_empty_tile(&mut self) -> (i32, i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.56s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nalgebra v0.27.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6` [INFO] running `Command { std: "docker" "inspect" "7c54291ab64330b730bc8a5d762e6a7a79d233297ba566c9bf487af7be5e812b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c54291ab64330b730bc8a5d762e6a7a79d233297ba566c9bf487af7be5e812b", kill_on_drop: false }` [INFO] [stdout] 7c54291ab64330b730bc8a5d762e6a7a79d233297ba566c9bf487af7be5e812b