[INFO] fetching crate kobold_macros 0.9.0... [INFO] checking kobold_macros-0.9.0 against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125384-2 [INFO] extracting crate kobold_macros 0.9.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate kobold_macros 0.9.0 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 kobold_macros 0.9.0 [INFO] finished tweaking crates.io crate kobold_macros 0.9.0 [INFO] tweaked toml for crates.io crate kobold_macros 0.9.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [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 beef v0.5.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9b52f2248f3349edbc5c4e497d36feebf6cc47ef8149e2db4fb9c4b7dbd77216 [INFO] running `Command { std: "docker" "start" "-a" "9b52f2248f3349edbc5c4e497d36feebf6cc47ef8149e2db4fb9c4b7dbd77216", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b52f2248f3349edbc5c4e497d36feebf6cc47ef8149e2db4fb9c4b7dbd77216", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b52f2248f3349edbc5c4e497d36feebf6cc47ef8149e2db4fb9c4b7dbd77216", kill_on_drop: false }` [INFO] [stdout] 9b52f2248f3349edbc5c4e497d36feebf6cc47ef8149e2db4fb9c4b7dbd77216 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0e45a5e9d341b29f56db76015adcffe1c32851e487cc2632805a44a1f7d1923c [INFO] running `Command { std: "docker" "start" "-a" "0e45a5e9d341b29f56db76015adcffe1c32851e487cc2632805a44a1f7d1923c", kill_on_drop: false }` [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking beef v0.5.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking proc-macro2 v1.0.84 [INFO] [stderr] Checking kobold_macros v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "0e45a5e9d341b29f56db76015adcffe1c32851e487cc2632805a44a1f7d1923c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e45a5e9d341b29f56db76015adcffe1c32851e487cc2632805a44a1f7d1923c", kill_on_drop: false }` [INFO] [stdout] 0e45a5e9d341b29f56db76015adcffe1c32851e487cc2632805a44a1f7d1923c [INFO] checking kobold_macros-0.9.0 against try#519d6e23a6cb73c4d0f295f71ad37db8e95c54ab for pr-125384-2 [INFO] extracting crate kobold_macros 0.9.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate kobold_macros 0.9.0 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 kobold_macros 0.9.0 [INFO] finished tweaking crates.io crate kobold_macros 0.9.0 [INFO] tweaked toml for crates.io crate kobold_macros 0.9.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 7 packages to latest compatible versions [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2d78dc1501545ce4a20052124f75da9782ce9239256d2e2ad4634dde6d6dd976 [INFO] running `Command { std: "docker" "start" "-a" "2d78dc1501545ce4a20052124f75da9782ce9239256d2e2ad4634dde6d6dd976", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d78dc1501545ce4a20052124f75da9782ce9239256d2e2ad4634dde6d6dd976", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d78dc1501545ce4a20052124f75da9782ce9239256d2e2ad4634dde6d6dd976", kill_on_drop: false }` [INFO] [stdout] 2d78dc1501545ce4a20052124f75da9782ce9239256d2e2ad4634dde6d6dd976 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8dede82c4a716079e494b7cd2291ee7c01d2a78afb74ff32acb40b96e782166d [INFO] running `Command { std: "docker" "start" "-a" "8dede82c4a716079e494b7cd2291ee7c01d2a78afb74ff32acb40b96e782166d", 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] Checking arrayvec v0.7.4 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking beef v0.5.2 [INFO] [stderr] Checking proc-macro2 v1.0.84 [INFO] [stderr] Checking kobold_macros v0.9.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2021 edition to 2024 [INFO] [stderr] Fixed src/gen/transient.rs (2 fixes) [INFO] [stderr] Fixed src/gen/component.rs (5 fixes) [INFO] [stderr] Fixed src/gen/element.rs (12 fixes) [INFO] [stderr] Fixed src/gen.rs (12 fixes) [INFO] [stderr] Fixed src/gen/fragment.rs (7 fixes) [INFO] [stderr] Fixed src/fn_component/generic_finder.rs (6 fixes) [INFO] [stderr] Fixed src/lib.rs (2 fixes) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking kobold_macros v0.9.0 (/tmp/fixit) [INFO] [stdout] error: captured variable cannot escape `FnMut` closure body [INFO] [stdout] --> src/fn_component.rs:362:17 [INFO] [stdout] | [INFO] [stdout] 288 | let mut finder: Option = match &self.generics { [INFO] [stdout] | ---------- variable defined here [INFO] [stdout] ... [INFO] [stdout] 361 | block(each(self.arguments.iter().enumerate().map(|(i, a)| { [INFO] [stdout] | - inferred to be a `FnMut` closure [INFO] [stdout] 362 | a.setter(name, finder.as_mut(), i, &self.arguments) [INFO] [stdout] | ^^^^^^^^^^^^^^^------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | variable captured here [INFO] [stdout] | returns a closure that contains a reference to a captured variable, which then escapes the closure body [INFO] [stdout] | [INFO] [stdout] = note: `FnMut` closures only have access to their captured variables while they are executing... [INFO] [stdout] = note: ...therefore, they cannot allow references to captured variables to escape [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: captured variable cannot escape `FnMut` closure body [INFO] [stdout] --> src/fn_component.rs:362:17 [INFO] [stdout] | [INFO] [stdout] 288 | let mut finder: Option = match &self.generics { [INFO] [stdout] | ---------- variable defined here [INFO] [stdout] ... [INFO] [stdout] 361 | block(each(self.arguments.iter().enumerate().map(|(i, a)| { [INFO] [stdout] | - inferred to be a `FnMut` closure [INFO] [stdout] 362 | a.setter(name, finder.as_mut(), i, &self.arguments) [INFO] [stdout] | ^^^^^^^^^^^^^^^------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | variable captured here [INFO] [stdout] | returns a closure that contains a reference to a captured variable, which then escapes the closure body [INFO] [stdout] | [INFO] [stdout] = note: `FnMut` closures only have access to their captured variables while they are executing... [INFO] [stdout] = note: ...therefore, they cannot allow references to captured variables to escape [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kobold_macros` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `kobold_macros` (lib) due to 2 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" "8dede82c4a716079e494b7cd2291ee7c01d2a78afb74ff32acb40b96e782166d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dede82c4a716079e494b7cd2291ee7c01d2a78afb74ff32acb40b96e782166d", kill_on_drop: false }` [INFO] [stdout] 8dede82c4a716079e494b7cd2291ee7c01d2a78afb74ff32acb40b96e782166d