[INFO] fetching crate ref_clone 0.8.0... [INFO] testing ref_clone-0.8.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate ref_clone 0.8.0 into /workspace/builds/worker-29/source [INFO] validating manifest of crates.io crate ref_clone 0.8.0 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ref_clone 0.8.0 [INFO] finished tweaking crates.io crate ref_clone 0.8.0 [INFO] tweaked toml for crates.io crate ref_clone 0.8.0 written to /workspace/builds/worker-29/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f0f782c6abcc6e961ee0370d3b09ea118717392201c6d83a9224bcc9f6524b5 [INFO] running `Command { std: "docker" "start" "-a" "7f0f782c6abcc6e961ee0370d3b09ea118717392201c6d83a9224bcc9f6524b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f0f782c6abcc6e961ee0370d3b09ea118717392201c6d83a9224bcc9f6524b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f0f782c6abcc6e961ee0370d3b09ea118717392201c6d83a9224bcc9f6524b5", kill_on_drop: false }` [INFO] [stdout] 7f0f782c6abcc6e961ee0370d3b09ea118717392201c6d83a9224bcc9f6524b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b39c27ec6a0ad9733f711d6e39a0dc0c79417d4f0830feeb0a19b92b9fa67275 [INFO] running `Command { std: "docker" "start" "-a" "b39c27ec6a0ad9733f711d6e39a0dc0c79417d4f0830feeb0a19b92b9fa67275", kill_on_drop: false }` [INFO] [stderr] Compiling ref_clone_derive v0.7.0 [INFO] [stderr] Compiling ref_clone v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:38:1 [INFO] [stdout] | [INFO] [stdout] 38 | #![feature(arbitrary_self_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:39:1 [INFO] [stdout] | [INFO] [stdout] 39 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: missing required bound on `IntoIter` [INFO] [stdout] --> src/traits.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | type IntoIter: Iterator>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | help: add the required where clause: `where Self: 'a` [INFO] [stdout] | [INFO] [stdout] = note: this bound is currently required to ensure that impls have maximum flexibility [INFO] [stdout] = note: we are soliciting feedback, see issue #87479 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ref_clone` due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "b39c27ec6a0ad9733f711d6e39a0dc0c79417d4f0830feeb0a19b92b9fa67275", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b39c27ec6a0ad9733f711d6e39a0dc0c79417d4f0830feeb0a19b92b9fa67275", kill_on_drop: false }` [INFO] [stdout] b39c27ec6a0ad9733f711d6e39a0dc0c79417d4f0830feeb0a19b92b9fa67275