[INFO] cloning repository https://github.com/Chicoryn/dream-go [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chicoryn/dream-go" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChicoryn%2Fdream-go", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChicoryn%2Fdream-go'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ace1f228e06b4d908a64f3a04f9195392951bdb [INFO] checking Chicoryn/dream-go/8ace1f228e06b4d908a64f3a04f9195392951bdb against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChicoryn%2Fdream-go" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Chicoryn/dream-go on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Chicoryn/dream-go [INFO] finished tweaking git repo https://github.com/Chicoryn/dream-go [INFO] tweaked toml for git repo https://github.com/Chicoryn/dream-go written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Chicoryn/dream-go 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/src/dg_tests/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/src/libdg_mcts/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/src/libdg_nn/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/src/libdg_go/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/src/dg/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/src/libdg_cuda/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/src/libdg_utils/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-channel v0.5.0 [INFO] [stderr] Downloaded ordered-float v2.1.1 [INFO] [stderr] Downloaded dashmap v4.0.2 [INFO] [stderr] Downloaded cpu-time v1.0.0 [INFO] [stderr] Downloaded crossbeam-utils v0.8.7 [INFO] [stderr] Downloaded rand_distr v0.4.0 [INFO] [stderr] Downloaded regex v1.4.5 [INFO] [stderr] Downloaded regex-syntax v0.6.23 [INFO] [stderr] Downloaded libc v0.2.90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a7b898d7ba8f66b17f5531cc6e8bfc15ab373dde3f85c4bb24afe5e95939c2cc [INFO] running `Command { std: "docker" "start" "-a" "a7b898d7ba8f66b17f5531cc6e8bfc15ab373dde3f85c4bb24afe5e95939c2cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7b898d7ba8f66b17f5531cc6e8bfc15ab373dde3f85c4bb24afe5e95939c2cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7b898d7ba8f66b17f5531cc6e8bfc15ab373dde3f85c4bb24afe5e95939c2cc", kill_on_drop: false }` [INFO] [stdout] a7b898d7ba8f66b17f5531cc6e8bfc15ab373dde3f85c4bb24afe5e95939c2cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a407a3e5e875b5ffdb6cda359f2a8cbf87da5e8946a951f99d58a4b1a9b74f0 [INFO] running `Command { std: "docker" "start" "-a" "4a407a3e5e875b5ffdb6cda359f2a8cbf87da5e8946a951f99d58a4b1a9b74f0", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/src/dg_tests/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /opt/rustwide/workdir/src/dg/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /opt/rustwide/workdir/src/libdg_go/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /opt/rustwide/workdir/src/libdg_nn/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /opt/rustwide/workdir/src/libdg_mcts/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /opt/rustwide/workdir/src/libdg_utils/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /opt/rustwide/workdir/src/libdg_cuda/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.90 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking cpu-time v1.0.0 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking ordered-float v2.1.1 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking rand_distr v0.4.0 [INFO] [stderr] Checking dg_utils v0.0.0 (/opt/rustwide/workdir/src/libdg_utils) [INFO] [stdout] warning: the feature `link_llvm_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_utils/lib.rs:14:29 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(core_intrinsics, link_llvm_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_utils/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(core_intrinsics, link_llvm_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `link_llvm_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_utils/lib.rs:14:29 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(core_intrinsics, link_llvm_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_utils/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(core_intrinsics, link_llvm_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dg_go v0.0.0 (/opt/rustwide/workdir/src/libdg_go) [INFO] [stderr] Checking dg_cuda v0.0.0 (/opt/rustwide/workdir/src/libdg_cuda) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/libdg_cuda/lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub use self::devices::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `cudaGetDeviceCount` in the value namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 34 | pub use self::per_device::*; [INFO] [stdout] | ------------------- but the name `cudaGetDeviceCount` in the value namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/libdg_cuda/lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub use self::devices::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `cudaGetDevice` in the value namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 34 | pub use self::per_device::*; [INFO] [stdout] | ------------------- but the name `cudaGetDevice` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/libdg_cuda/lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub use self::devices::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `cudaSetDevice` in the value namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 34 | pub use self::per_device::*; [INFO] [stdout] | ------------------- but the name `cudaSetDevice` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/libdg_cuda/lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub use self::devices::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `cudaGetDeviceCount` in the value namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 34 | pub use self::per_device::*; [INFO] [stdout] | ------------------- but the name `cudaGetDeviceCount` in the value namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/libdg_cuda/lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub use self::devices::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `cudaGetDevice` in the value namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 34 | pub use self::per_device::*; [INFO] [stdout] | ------------------- but the name `cudaGetDevice` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/libdg_cuda/lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub use self::devices::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the name `cudaSetDevice` in the value namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 34 | pub use self::per_device::*; [INFO] [stdout] | ------------------- but the name `cudaSetDevice` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_go/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/libdg_go/utils/sgf.rs:233:49 [INFO] [stdout] | [INFO] [stdout] 232 | impl<'a> Sgf<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 233 | pub fn new(content: &'a [u8], komi: f32) -> Sgf { [INFO] [stdout] | ^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_go/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/libdg_go/utils/sgf.rs:233:49 [INFO] [stdout] | [INFO] [stdout] 232 | impl<'a> Sgf<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 233 | pub fn new(content: &'a [u8], komi: f32) -> Sgf { [INFO] [stdout] | ^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dg_nn v0.0.0 (/opt/rustwide/workdir/src/libdg_nn) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dg_mcts v0.0.0 (/opt/rustwide/workdir/src/libdg_mcts) [INFO] [stdout] error[E0432]: unresolved imports `std::intrinsics::atomic_xadd`, `std::intrinsics::atomic_xsub`, `std::intrinsics::atomic_cxchg` [INFO] [stdout] --> src/libdg_mcts/tree.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 29 | use std::intrinsics::{atomic_xadd, atomic_xsub, atomic_cxchg}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ no `atomic_cxchg` in `intrinsics` [INFO] [stdout] | | | [INFO] [stdout] | | no `atomic_xsub` in `intrinsics` [INFO] [stdout] | no `atomic_xadd` in `intrinsics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::intrinsics::atomic_or` [INFO] [stdout] --> src/libdg_mcts/tree.rs:446:13 [INFO] [stdout] | [INFO] [stdout] 446 | use std::intrinsics::atomic_or; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^--------- [INFO] [stdout] | | | [INFO] [stdout] | | help: a similar name exists in the module: `atomic` [INFO] [stdout] | no `atomic_or` in `intrinsics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::intrinsics::atomic_and` [INFO] [stdout] --> src/libdg_mcts/tree.rs:453:13 [INFO] [stdout] | [INFO] [stdout] 453 | use std::intrinsics::atomic_and; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `atomic_and` in `intrinsics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_mcts/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::intrinsics::atomic_xadd`, `std::intrinsics::atomic_xsub`, `std::intrinsics::atomic_cxchg` [INFO] [stdout] --> src/libdg_mcts/tree.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 29 | use std::intrinsics::{atomic_xadd, atomic_xsub, atomic_cxchg}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ no `atomic_cxchg` in `intrinsics` [INFO] [stdout] | | | [INFO] [stdout] | | no `atomic_xsub` in `intrinsics` [INFO] [stdout] | no `atomic_xadd` in `intrinsics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::intrinsics::atomic_or` [INFO] [stdout] --> src/libdg_mcts/tree.rs:446:13 [INFO] [stdout] | [INFO] [stdout] 446 | use std::intrinsics::atomic_or; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^--------- [INFO] [stdout] | | | [INFO] [stdout] | | help: a similar name exists in the module: `atomic` [INFO] [stdout] | no `atomic_or` in `intrinsics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::intrinsics::atomic_and` [INFO] [stdout] --> src/libdg_mcts/tree.rs:453:13 [INFO] [stdout] | [INFO] [stdout] 453 | use std::intrinsics::atomic_and; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `atomic_and` in `intrinsics` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/libdg_mcts/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `dg_mcts` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `dg_mcts` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "4a407a3e5e875b5ffdb6cda359f2a8cbf87da5e8946a951f99d58a4b1a9b74f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a407a3e5e875b5ffdb6cda359f2a8cbf87da5e8946a951f99d58a4b1a9b74f0", kill_on_drop: false }` [INFO] [stdout] 4a407a3e5e875b5ffdb6cda359f2a8cbf87da5e8946a951f99d58a4b1a9b74f0