[INFO] fetching crate arche-tape 0.1.2... [INFO] checking arche-tape-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate arche-tape 0.1.2 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate arche-tape 0.1.2 [INFO] finished tweaking crates.io crate arche-tape 0.1.2 [INFO] tweaked toml for crates.io crate arche-tape 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate arche-tape 0.1.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 88 packages to latest compatible versions [INFO] [stderr] Adding cgmath v0.17.0 (available: v0.18.0) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d93b6290c88f5da1f0e7f266bd8d18473b92775e18d5d762ac4d8dbb17698a89 [INFO] running `Command { std: "docker" "start" "-a" "d93b6290c88f5da1f0e7f266bd8d18473b92775e18d5d762ac4d8dbb17698a89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d93b6290c88f5da1f0e7f266bd8d18473b92775e18d5d762ac4d8dbb17698a89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d93b6290c88f5da1f0e7f266bd8d18473b92775e18d5d762ac4d8dbb17698a89", kill_on_drop: false }` [INFO] [stdout] d93b6290c88f5da1f0e7f266bd8d18473b92775e18d5d762ac4d8dbb17698a89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] acfcbb19bbf67a4a212af89475d508d094fc8c57524ff97973387d118841b645 [INFO] running `Command { std: "docker" "start" "-a" "acfcbb19bbf67a4a212af89475d508d094fc8c57524ff97973387d118841b645", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling cgmath v0.17.0 [INFO] [stderr] Checking serde_json v1.0.143 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking arche-tape v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(const_in_array_repeat_expressions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.51.0; see for more information [INFO] [stdout] = note: removed due to causing promotable bugs [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `unsafe_cell_get_mut` has been stable since 1.50.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(unsafe_cell_get_mut)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stdout] error[E0277]: the trait bound `T: std::marker::Copy` is not satisfied [INFO] [stdout] --> src/sparse_array.rs:13:40 [INFO] [stdout] | [INFO] [stdout] 13 | sparse.push(Some(Box::new([None; PAGE_SIZE]))); [INFO] [stdout] | ^^^^ the trait `std::marker::Copy` is not implemented for `T` [INFO] [stdout] | [INFO] [stdout] = note: required for `Option` to implement `std::marker::Copy` [INFO] [stdout] = note: the `Copy` trait is required because this value will be copied for each element of the array [INFO] [stdout] help: consider restricting type parameter `T` with trait `Copy` [INFO] [stdout] | [INFO] [stdout] 5 | impl SparseArray { [INFO] [stdout] | +++++++++++++++++++ [INFO] [stdout] help: create an inline `const` block [INFO] [stdout] | [INFO] [stdout] 13 | sparse.push(Some(Box::new([const { None }; PAGE_SIZE]))); [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `T: std::marker::Copy` is not satisfied [INFO] [stdout] --> src/sparse_array.rs:39:36 [INFO] [stdout] | [INFO] [stdout] 39 | *page = Some(Box::new([None; PAGE_SIZE])); [INFO] [stdout] | ^^^^ the trait `std::marker::Copy` is not implemented for `T` [INFO] [stdout] | [INFO] [stdout] = note: required for `Option` to implement `std::marker::Copy` [INFO] [stdout] = note: the `Copy` trait is required because this value will be copied for each element of the array [INFO] [stdout] help: consider restricting type parameter `T` with trait `Copy` [INFO] [stdout] | [INFO] [stdout] 5 | impl SparseArray { [INFO] [stdout] | +++++++++++++++++++ [INFO] [stdout] help: create an inline `const` block [INFO] [stdout] | [INFO] [stdout] 39 | *page = Some(Box::new([const { None }; PAGE_SIZE])); [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `arche-tape` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "acfcbb19bbf67a4a212af89475d508d094fc8c57524ff97973387d118841b645", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acfcbb19bbf67a4a212af89475d508d094fc8c57524ff97973387d118841b645", kill_on_drop: false }` [INFO] [stdout] acfcbb19bbf67a4a212af89475d508d094fc8c57524ff97973387d118841b645