[INFO] fetching crate rustfmt-nightly 1.4.20... [INFO] checking rustfmt-nightly-1.4.20 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate rustfmt-nightly 1.4.20 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate rustfmt-nightly 1.4.20 [INFO] finished tweaking crates.io crate rustfmt-nightly 1.4.20 [INFO] tweaked toml for crates.io crate rustfmt-nightly 1.4.20 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rustfmt-nightly 1.4.20 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rustfmt-nightly 1.4.20 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thiserror-impl v1.0.6 [INFO] [stderr] Downloaded proc-macro-error v0.4.11 [INFO] [stderr] Downloaded thiserror v1.0.6 [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.11 [INFO] [stderr] Downloaded structopt-derive v0.4.4 [INFO] [stderr] Downloaded structopt v0.3.11 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_passes v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_fs_util v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_span v671.0.0 [INFO] [stderr] Downloaded term v0.6.1 [INFO] [stderr] Downloaded diff v0.1.11 [INFO] [stderr] Downloaded toml v0.5.3 [INFO] [stderr] Downloaded cargo_metadata v0.8.2 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v671.0.0 [INFO] [stderr] Downloaded globset v0.4.4 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v671.0.0 [INFO] [stderr] Downloaded jobserver v0.1.17 [INFO] [stderr] Downloaded rustc-ap-rustc_attr v671.0.0 [INFO] [stderr] Downloaded termize v0.1.1 [INFO] [stderr] Downloaded rustc-ap-rustc_graphviz v671.0.0 [INFO] [stderr] Downloaded stacker v0.1.9 [INFO] [stderr] Downloaded anyhow v1.0.25 [INFO] [stderr] Downloaded annotate-snippets v0.6.1 [INFO] [stderr] Downloaded ignore v0.4.11 [INFO] [stderr] Downloaded rustc-ap-rustc_ast v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_session v671.0.0 [INFO] [stderr] Downloaded packed_simd v0.3.3 [INFO] [stderr] Downloaded rustc-ap-rustc_parse v671.0.0 [INFO] [stderr] Downloaded rustc-rayon v0.3.0 [INFO] [stderr] Downloaded rustc-ap-rustc_target v671.0.0 [INFO] [stderr] Downloaded rustc-rayon-core v0.3.0 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v671.0.0 [INFO] [stderr] Downloaded annotate-snippets v0.8.0 [INFO] [stderr] Downloaded rustc-ap-rustc_serialize v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_pretty v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_feature v671.0.0 [INFO] [stderr] Downloaded once_cell v1.4.0 [INFO] [stderr] Downloaded measureme v0.7.1 [INFO] [stderr] Downloaded psm v0.1.8 [INFO] [stderr] Downloaded rustc-ap-rustc_index v671.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_arena v671.0.0 [INFO] [stderr] Downloaded rustfmt-config_proc_macro v0.2.0 [INFO] [stderr] Downloaded rustc-ap-rustc_expand v671.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04a501df43a91f13d400c83aaa22cf61b01897308d28877ec9b896833ce3ff1c [INFO] running `Command { std: "docker" "start" "-a" "04a501df43a91f13d400c83aaa22cf61b01897308d28877ec9b896833ce3ff1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04a501df43a91f13d400c83aaa22cf61b01897308d28877ec9b896833ce3ff1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04a501df43a91f13d400c83aaa22cf61b01897308d28877ec9b896833ce3ff1c", kill_on_drop: false }` [INFO] [stdout] 04a501df43a91f13d400c83aaa22cf61b01897308d28877ec9b896833ce3ff1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e9062d84b3dfaa8bac6c4e1d1a5e0a05e3556a347dde565d33de13024fecc6bf [INFO] running `Command { std: "docker" "start" "-a" "e9062d84b3dfaa8bac6c4e1d1a5e0a05e3556a347dde565d33de13024fecc6bf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallvec-1.2.0/lib.rs:29:40 [INFO] [stdout] | [INFO] [stdout] 29 | #![cfg_attr(feature = "union", feature(untagged_unions))] [INFO] [stdout] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.64.0; see for more information [INFO] [stdout] = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0740]: field must implement `Copy` or be wrapped in `ManuallyDrop<...>` to be used in a union [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallvec-1.2.0/lib.rs:256:5 [INFO] [stdout] | [INFO] [stdout] 256 | inline: MaybeUninit, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: union fields must not have drop side-effects, which is currently enforced via either `Copy` or `ManuallyDrop<...>` [INFO] [stdout] help: wrap the field type in `ManuallyDrop<...>` [INFO] [stdout] | [INFO] [stdout] 256 | inline: std::mem::ManuallyDrop>, [INFO] [stdout] | +++++++++++++++++++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stdout] Some errors have detailed explanations: E0557, E0740. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `smallvec` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e9062d84b3dfaa8bac6c4e1d1a5e0a05e3556a347dde565d33de13024fecc6bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9062d84b3dfaa8bac6c4e1d1a5e0a05e3556a347dde565d33de13024fecc6bf", kill_on_drop: false }` [INFO] [stdout] e9062d84b3dfaa8bac6c4e1d1a5e0a05e3556a347dde565d33de13024fecc6bf