[INFO] fetching crate beard 0.2.1... [INFO] checking beard-0.2.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] extracting crate beard 0.2.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate beard 0.2.1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate beard 0.2.1 [INFO] finished tweaking crates.io crate beard 0.2.1 [INFO] tweaked toml for crates.io crate beard 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6db65b32c848929d38196da64b26891b1b64629ca9c01b07a9646b04160353f [INFO] running `Command { std: "docker" "start" "-a" "e6db65b32c848929d38196da64b26891b1b64629ca9c01b07a9646b04160353f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6db65b32c848929d38196da64b26891b1b64629ca9c01b07a9646b04160353f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6db65b32c848929d38196da64b26891b1b64629ca9c01b07a9646b04160353f", kill_on_drop: false }` [INFO] [stdout] e6db65b32c848929d38196da64b26891b1b64629ca9c01b07a9646b04160353f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e694bc92a59dfd041a27395e3e9040c9b596d4da4c6caae80f7c1740c1f4bdbe [INFO] running `Command { std: "docker" "start" "-a" "e694bc92a59dfd041a27395e3e9040c9b596d4da4c6caae80f7c1740c1f4bdbe", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Checking beard v0.2.1 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `beard` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/lib.rs [INFO] [stderr] [INFO] [stderr] This likely indicates a bug in either rustc or cargo itself, [INFO] [stderr] and we would appreciate a bug report! You're likely to see [INFO] [stderr] a number of compiler warnings after this message which cargo [INFO] [stderr] attempted to fix but failed. If you could open an issue at [INFO] [stderr] https://github.com/rust-lang/rust/issues [INFO] [stderr] quoting the full output of this command we'd be very appreciative! [INFO] [stderr] Note that you may be able to make some more progress in the near-term [INFO] [stderr] fixing code with the `--broken-code` flag [INFO] [stderr] [INFO] [stderr] The following errors were reported: [INFO] [stderr] error[E0599]: no method named `iter` found for struct `Enumerate` in the current scope [INFO] [stderr] --> src/lib.rs:286:34 [INFO] [stderr] | [INFO] [stderr] 286 | for $value in $into_iter.iter() { [INFO] [stderr] | ^^^^ private field, not a method [INFO] [stderr] ... [INFO] [stderr] 314 | / beard! { [INFO] [stderr] 315 | | output, [INFO] [stderr] 316 | | "Variables can be formatted as follow: " { value } ".\n" [INFO] [stderr] 317 | | "Statement works too: " { 1 + 2} " (so you can do special formatting if you want).\n" [INFO] [stderr] ... | [INFO] [stderr] 345 | | | | { output.write_all(b"something custom")?; } [INFO] [stderr] 346 | | }; [INFO] [stderr] | |__________- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in the macro `$crate::beard_internal` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/lib.rs:286:34 [INFO] [stdout] | [INFO] [stdout] 286 | for $value in $into_iter.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 314 | / beard! { [INFO] [stdout] 315 | | output, [INFO] [stdout] 316 | | "Variables can be formatted as follow: " { value } ".\n" [INFO] [stdout] 317 | | "Statement works too: " { 1 + 2} " (so you can do special formatting if you want).\n" [INFO] [stdout] ... | [INFO] [stdout] 345 | | | | { output.write_all(b"something custom")?; } [INFO] [stdout] 346 | | }; [INFO] [stdout] | |__________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `--force-warn array-into-iter` implied by `--force-warn rust-2021-compatibility` [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `$crate::beard_internal` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 286 | for $value in $into_iter.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 286 - for $value in $into_iter.into_iter() { [INFO] [stdout] 286 + for $value in $into_iter.into_iter() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.54s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking beard v0.2.1 (/tmp/fixit) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "e694bc92a59dfd041a27395e3e9040c9b596d4da4c6caae80f7c1740c1f4bdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e694bc92a59dfd041a27395e3e9040c9b596d4da4c6caae80f7c1740c1f4bdbe", kill_on_drop: false }` [INFO] [stdout] e694bc92a59dfd041a27395e3e9040c9b596d4da4c6caae80f7c1740c1f4bdbe