[INFO] fetching crate packtool-macro 0.3.0...
[INFO] testing packtool-macro-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate packtool-macro 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate packtool-macro 0.3.0
[INFO] finished tweaking crates.io crate packtool-macro 0.3.0
[INFO] tweaked toml for crates.io crate packtool-macro 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate packtool-macro 0.3.0 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 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a81b4417ad92d41c999f6f76b0c7fbec79f72ce65b9cdcbbee6050de60a8df44
[INFO] running `Command { std: "docker" "start" "-a" "a81b4417ad92d41c999f6f76b0c7fbec79f72ce65b9cdcbbee6050de60a8df44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a81b4417ad92d41c999f6f76b0c7fbec79f72ce65b9cdcbbee6050de60a8df44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a81b4417ad92d41c999f6f76b0c7fbec79f72ce65b9cdcbbee6050de60a8df44", kill_on_drop: false }`
[INFO] [stdout] a81b4417ad92d41c999f6f76b0c7fbec79f72ce65b9cdcbbee6050de60a8df44
[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=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] e5d28c753d6c320f3a598a24808f933a129c38c84e4e94f137f7e174239fc3fc
[INFO] running `Command { std: "docker" "start" "-a" "e5d28c753d6c320f3a598a24808f933a129c38c84e4e94f137f7e174239fc3fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling packtool-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `attributes` is never read
[INFO] [stdout]   --> src/ast/packed_enum.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PackedVariant {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 16 |     pub attributes: PackedAttributes,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[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 4.91s
[INFO] running `Command { std: "docker" "inspect" "e5d28c753d6c320f3a598a24808f933a129c38c84e4e94f137f7e174239fc3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d28c753d6c320f3a598a24808f933a129c38c84e4e94f137f7e174239fc3fc", kill_on_drop: false }`
[INFO] [stdout] e5d28c753d6c320f3a598a24808f933a129c38c84e4e94f137f7e174239fc3fc
[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=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] 0f789aa9471d87d701699658a2b5e5b32a6d851d1e5808fbb006601983677a84
[INFO] running `Command { std: "docker" "start" "-a" "0f789aa9471d87d701699658a2b5e5b32a6d851d1e5808fbb006601983677a84", kill_on_drop: false }`
[INFO] [stderr]    Compiling packtool-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `attributes` is never read
[INFO] [stdout]   --> src/ast/packed_enum.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PackedVariant {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 16 |     pub attributes: PackedAttributes,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attributes` is never read
[INFO] [stdout]   --> src/ast/packed_enum.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PackedVariant {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 16 |     pub attributes: PackedAttributes,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[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 1.43s
[INFO] running `Command { std: "docker" "inspect" "0f789aa9471d87d701699658a2b5e5b32a6d851d1e5808fbb006601983677a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f789aa9471d87d701699658a2b5e5b32a6d851d1e5808fbb006601983677a84", kill_on_drop: false }`
[INFO] [stdout] 0f789aa9471d87d701699658a2b5e5b32a6d851d1e5808fbb006601983677a84
[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=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] 73a4da7fa4f3ef042e9357f4d719eead15c8bed1522766f7bf9c4018fb1e96a2
[INFO] running `Command { std: "docker" "start" "-a" "73a4da7fa4f3ef042e9357f4d719eead15c8bed1522766f7bf9c4018fb1e96a2", kill_on_drop: false }`
[INFO] [stderr] warning: field `attributes` is never read
[INFO] [stderr]   --> src/ast/packed_enum.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct PackedVariant {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] 16 |     pub attributes: PackedAttributes,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `packtool-macro` (lib) generated 1 warning
[INFO] [stderr] warning: `packtool-macro` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/packtool_macro-6fa95ced5a2cc210)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test ast::packed_structure::tests::equivalence_to_packed_unit ... ok
[INFO] [stdout] test ast::packed_tuple::tests::equivalence_to_packed_unit ... ok
[INFO] [stdout] test ast::packed_unit::tests::parse ... ok
[INFO] [stdout] test ast::packed_tuple::tests::parse ... ok
[INFO] [stdout] test ast::packed_structure::tests::parse ... ok
[INFO] [stdout] test ast::packed_unit::tests::expected_struct - should panic ... ok
[INFO] [stdout] test ast::packed_unit::tests::expected_unexpected_regular - should panic ... ok
[INFO] [stdout] test ast::packed_unit::tests::expected_unexpected_tuple - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests packtool_macro
[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] running `Command { std: "docker" "inspect" "73a4da7fa4f3ef042e9357f4d719eead15c8bed1522766f7bf9c4018fb1e96a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a4da7fa4f3ef042e9357f4d719eead15c8bed1522766f7bf9c4018fb1e96a2", kill_on_drop: false }`
[INFO] [stdout] 73a4da7fa4f3ef042e9357f4d719eead15c8bed1522766f7bf9c4018fb1e96a2