[INFO] fetching crate undo 0.51.0... [INFO] checking undo-0.51.0 against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125384-2 [INFO] extracting crate undo 0.51.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate undo 0.51.0 on toolchain 91c0823ee63e793d990bb9fed898dc95b5d6db51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate undo 0.51.0 [INFO] finished tweaking crates.io crate undo 0.51.0 [INFO] tweaked toml for crates.io crate undo 0.51.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate undo 0.51.0 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" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iana-time-zone v0.1.57 [INFO] [stderr] Downloaded colored v2.0.4 [INFO] [stderr] Downloaded chrono v0.4.31 [INFO] [stderr] Downloaded rustix v0.38.14 [INFO] [stderr] Downloaded linux-raw-sys v0.4.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 762f782146be50fa72e776c36f445b9de24d6dc69d8a17721b95e34f9da7a6b2 [INFO] running `Command { std: "docker" "start" "-a" "762f782146be50fa72e776c36f445b9de24d6dc69d8a17721b95e34f9da7a6b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "762f782146be50fa72e776c36f445b9de24d6dc69d8a17721b95e34f9da7a6b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "762f782146be50fa72e776c36f445b9de24d6dc69d8a17721b95e34f9da7a6b2", kill_on_drop: false }` [INFO] [stdout] 762f782146be50fa72e776c36f445b9de24d6dc69d8a17721b95e34f9da7a6b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a8163c53a9eb52163c3db1650c83c83ec54e8242e7256abf49ac667e8ba81bd [INFO] running `Command { std: "docker" "start" "-a" "6a8163c53a9eb52163c3db1650c83c83ec54e8242e7256abf49ac667e8ba81bd", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking undo v0.51.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s [INFO] running `Command { std: "docker" "inspect" "6a8163c53a9eb52163c3db1650c83c83ec54e8242e7256abf49ac667e8ba81bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a8163c53a9eb52163c3db1650c83c83ec54e8242e7256abf49ac667e8ba81bd", kill_on_drop: false }` [INFO] [stdout] 6a8163c53a9eb52163c3db1650c83c83ec54e8242e7256abf49ac667e8ba81bd [INFO] checking undo-0.51.0 against try#519d6e23a6cb73c4d0f295f71ad37db8e95c54ab for pr-125384-2 [INFO] extracting crate undo 0.51.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate undo 0.51.0 on toolchain 519d6e23a6cb73c4d0f295f71ad37db8e95c54ab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate undo 0.51.0 [INFO] finished tweaking crates.io crate undo 0.51.0 [INFO] tweaked toml for crates.io crate undo 0.51.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate undo 0.51.0 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" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac178666d5aba23fb73aae24c90625cbe7c79d1a716ae3534dd3f89c323e318d [INFO] running `Command { std: "docker" "start" "-a" "ac178666d5aba23fb73aae24c90625cbe7c79d1a716ae3534dd3f89c323e318d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac178666d5aba23fb73aae24c90625cbe7c79d1a716ae3534dd3f89c323e318d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac178666d5aba23fb73aae24c90625cbe7c79d1a716ae3534dd3f89c323e318d", kill_on_drop: false }` [INFO] [stdout] ac178666d5aba23fb73aae24c90625cbe7c79d1a716ae3534dd3f89c323e318d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab02986a16758419a33296056c5ba2bfd88999bec18dfd2257041c14d3cf955e [INFO] running `Command { std: "docker" "start" "-a" "ab02986a16758419a33296056c5ba2bfd88999bec18dfd2257041c14d3cf955e", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Migrating Cargo.toml from 2021 edition to 2024 [INFO] [stderr] Fixed Cargo.toml (2 fixes) [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking undo v0.51.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2021 edition to 2024 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Migrating tests/record.rs from 2021 edition to 2024 [INFO] [stderr] Migrating examples/record.rs from 2021 edition to 2024 [INFO] [stderr] Migrating tests/history.rs from 2021 edition to 2024 [INFO] [stderr] Migrating examples/history.rs from 2021 edition to 2024 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.14s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking undo v0.51.0 (/tmp/fixit) [INFO] [stdout] error[E0499]: cannot borrow `self.record` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:369:28 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] 369 | let mut outs = self.record.go_to(target, branch.parent.index); [INFO] [stdout] | ^^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0503]: cannot use `self.record.index` because it was mutably borrowed [INFO] [stdout] --> src/history.rs:373:29 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- `*self` is borrowed here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- borrow later used here [INFO] [stdout] ... [INFO] [stdout] 373 | let index = self.record.index; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ use of borrowed `*self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `self.record` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:374:49 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 374 | let (_, _, entries, rm_saved) = self.record.redo_and_push(target, entry); [INFO] [stdout] | ^^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `self.branches` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:377:21 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 377 | self.branches [INFO] [stdout] | ^^^^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0503]: cannot use `self.root` because it was mutably borrowed [INFO] [stdout] --> src/history.rs:378:33 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- `*self` is borrowed here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- borrow later used here [INFO] [stdout] ... [INFO] [stdout] 378 | .insert(self.root, Branch::new(parent, entries)); [INFO] [stdout] | ^^^^^^^^^ use of borrowed `*self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:379:21 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 379 | self.set_root(parent, rm_saved); [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `self.record` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:369:28 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] 369 | let mut outs = self.record.go_to(target, branch.parent.index); [INFO] [stdout] | ^^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0503]: cannot use `self.record.index` because it was mutably borrowed [INFO] [stdout] --> src/history.rs:373:29 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- `*self` is borrowed here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- borrow later used here [INFO] [stdout] ... [INFO] [stdout] 373 | let index = self.record.index; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ use of borrowed `*self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `self.record` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:374:49 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 374 | let (_, _, entries, rm_saved) = self.record.redo_and_push(target, entry); [INFO] [stdout] | ^^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `self.branches` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:377:21 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 377 | self.branches [INFO] [stdout] | ^^^^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0503]: cannot use `self.root` because it was mutably borrowed [INFO] [stdout] --> src/history.rs:378:33 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- `*self` is borrowed here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- borrow later used here [INFO] [stdout] ... [INFO] [stdout] 378 | .insert(self.root, Branch::new(parent, entries)); [INFO] [stdout] | ^^^^^^^^^ use of borrowed `*self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/history.rs:379:21 [INFO] [stdout] | [INFO] [stdout] 364 | let Some(path) = self.mk_path(at.root) else { [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 368 | for (new, branch) in path { [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 379 | self.set_root(parent, rm_saved); [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0499, E0503. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `undo` (lib test) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0499, E0503. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `undo` (lib) due to 7 previous errors [INFO] [stderr] error: failed to check after updating to 2024 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "ab02986a16758419a33296056c5ba2bfd88999bec18dfd2257041c14d3cf955e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab02986a16758419a33296056c5ba2bfd88999bec18dfd2257041c14d3cf955e", kill_on_drop: false }` [INFO] [stdout] ab02986a16758419a33296056c5ba2bfd88999bec18dfd2257041c14d3cf955e