[INFO] fetching crate keypath 0.2.0... [INFO] testing keypath-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate keypath 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate keypath 0.2.0 [INFO] finished tweaking crates.io crate keypath 0.2.0 [INFO] tweaked toml for crates.io crate keypath 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate keypath 0.2.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0a37f1c30ed95b66373e890a6f8aff59677759e4eaa934fff31a351230c0fcd [INFO] running `Command { std: "docker" "start" "-a" "a0a37f1c30ed95b66373e890a6f8aff59677759e4eaa934fff31a351230c0fcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0a37f1c30ed95b66373e890a6f8aff59677759e4eaa934fff31a351230c0fcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0a37f1c30ed95b66373e890a6f8aff59677759e4eaa934fff31a351230c0fcd", kill_on_drop: false }` [INFO] [stdout] a0a37f1c30ed95b66373e890a6f8aff59677759e4eaa934fff31a351230c0fcd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5e349d469f2dd36810c468f6502cb13c15f47eff20e9547f8f606b5e68c0e2e [INFO] running `Command { std: "docker" "start" "-a" "c5e349d469f2dd36810c468f6502cb13c15f47eff20e9547f8f606b5e68c0e2e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling litrs v0.2.3 [INFO] [stderr] Compiling keypath-proc-macros v0.2.0 [INFO] [stderr] Compiling keypath v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `kind`, `type_name`, and `depth` are never read [INFO] [stdout] --> src/error.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct FieldError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 12 | pub(crate) kind: FieldErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub(crate) type_name: &'static str, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | // the number of *remaining* fields at which the error occured [INFO] [stdout] 15 | pub(crate) depth: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.97s [INFO] running `Command { std: "docker" "inspect" "c5e349d469f2dd36810c468f6502cb13c15f47eff20e9547f8f606b5e68c0e2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5e349d469f2dd36810c468f6502cb13c15f47eff20e9547f8f606b5e68c0e2e", kill_on_drop: false }` [INFO] [stdout] c5e349d469f2dd36810c468f6502cb13c15f47eff20e9547f8f606b5e68c0e2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e35a2025274cfaa85e3945a9496aa496c1088cac51e783e7e7f19018318ae4ac [INFO] running `Command { std: "docker" "start" "-a" "e35a2025274cfaa85e3945a9496aa496c1088cac51e783e7e7f19018318ae4ac", kill_on_drop: false }` [INFO] [stdout] warning: fields `kind`, `type_name`, and `depth` are never read [INFO] [stdout] --> src/error.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct FieldError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 12 | pub(crate) kind: FieldErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub(crate) type_name: &'static str, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | // the number of *remaining* fields at which the error occured [INFO] [stdout] 15 | pub(crate) depth: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling keypath v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `PlainStruct` is never constructed [INFO] [stdout] --> tests/derive-types.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct PlainStruct; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `EmptyTupleStruct` is never constructed [INFO] [stdout] --> tests/derive-types.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct EmptyTupleStruct(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SingleTupleStruct` is never constructed [INFO] [stdout] --> tests/derive-types.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct SingleTupleStruct(bool); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MultiTupleStruct` is never constructed [INFO] [stdout] --> tests/derive-types.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct MultiTupleStruct(bool, i64, String); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `EmptyFieldStruct` is never constructed [INFO] [stdout] --> tests/derive-types.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | struct EmptyFieldStruct {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SingleFieldStruct` is never constructed [INFO] [stdout] --> tests/derive-types.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct SingleFieldStruct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MultiFieldStruct` is never constructed [INFO] [stdout] --> tests/derive-types.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | struct MultiFieldStruct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `kind`, `type_name`, and `depth` are never read [INFO] [stdout] --> src/error.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct FieldError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 12 | pub(crate) kind: FieldErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub(crate) type_name: &'static str, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | // the number of *remaining* fields at which the error occured [INFO] [stdout] 15 | pub(crate) depth: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "e35a2025274cfaa85e3945a9496aa496c1088cac51e783e7e7f19018318ae4ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e35a2025274cfaa85e3945a9496aa496c1088cac51e783e7e7f19018318ae4ac", kill_on_drop: false }` [INFO] [stdout] e35a2025274cfaa85e3945a9496aa496c1088cac51e783e7e7f19018318ae4ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b516e23bcf680736afe55d639cc3f36b41c865b84f486d8eb0d125f3250563f9 [INFO] running `Command { std: "docker" "start" "-a" "b516e23bcf680736afe55d639cc3f36b41c865b84f486d8eb0d125f3250563f9", kill_on_drop: false }` [INFO] [stderr] warning: fields `kind`, `type_name`, and `depth` are never read [INFO] [stderr] --> src/error.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub struct FieldError { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] 12 | pub(crate) kind: FieldErrorKind, [INFO] [stderr] | ^^^^ [INFO] [stderr] 13 | pub(crate) type_name: &'static str, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 14 | // the number of *remaining* fields at which the error occured [INFO] [stderr] 15 | pub(crate) depth: usize, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `FieldError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `keypath` (lib) generated 1 warning [INFO] [stderr] warning: `keypath` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: struct `PlainStruct` is never constructed [INFO] [stderr] --> tests/derive-types.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | struct PlainStruct; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `EmptyTupleStruct` is never constructed [INFO] [stderr] --> tests/derive-types.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | struct EmptyTupleStruct(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SingleTupleStruct` is never constructed [INFO] [stderr] --> tests/derive-types.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 12 | struct SingleTupleStruct(bool); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `MultiTupleStruct` is never constructed [INFO] [stderr] --> tests/derive-types.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | struct MultiTupleStruct(bool, i64, String); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `EmptyFieldStruct` is never constructed [INFO] [stderr] --> tests/derive-types.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | struct EmptyFieldStruct {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SingleFieldStruct` is never constructed [INFO] [stderr] --> tests/derive-types.rs:21:8 [INFO] [stderr] | [INFO] [stderr] 21 | struct SingleFieldStruct { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `MultiFieldStruct` is never constructed [INFO] [stderr] --> tests/derive-types.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | struct MultiFieldStruct { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `keypath` (test "derive-types") generated 7 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/keypath-e1e441f7070e73b1) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-3c52f992dd927f16) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/collections.rs (/opt/rustwide/target/debug/deps/collections-7c845d824df0b080) [INFO] [stdout] test simple_keypath ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test nested_keypath ... ok [INFO] [stdout] [INFO] [stderr] Running tests/derive-types.rs (/opt/rustwide/target/debug/deps/derive_types-2c4e575bfc77b125) [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/generics.rs (/opt/rustwide/target/debug/deps/generics-0d10705132e70947) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/keypath_basic.rs (/opt/rustwide/target/debug/deps/keypath_basic-9642040563fbf03c) [INFO] [stdout] test simple_keypath ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test keypath ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/tuple_struct.rs (/opt/rustwide/target/debug/deps/tuple_struct-4cb03070b5aeb631) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test keypath ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests keypath [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - KeyPath::append (line 100) ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b516e23bcf680736afe55d639cc3f36b41c865b84f486d8eb0d125f3250563f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b516e23bcf680736afe55d639cc3f36b41c865b84f486d8eb0d125f3250563f9", kill_on_drop: false }` [INFO] [stdout] b516e23bcf680736afe55d639cc3f36b41c865b84f486d8eb0d125f3250563f9