[INFO] fetching crate packtool-macro 0.3.0...
[INFO] testing packtool-macro-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate packtool-macro 0.3.0 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate packtool-macro 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e416dbf80801e8158b3e9317096f82d17d119c571e72025760bf021617007854
[INFO] running `Command { std: "docker" "start" "-a" "e416dbf80801e8158b3e9317096f82d17d119c571e72025760bf021617007854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e416dbf80801e8158b3e9317096f82d17d119c571e72025760bf021617007854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e416dbf80801e8158b3e9317096f82d17d119c571e72025760bf021617007854", kill_on_drop: false }`
[INFO] [stdout] e416dbf80801e8158b3e9317096f82d17d119c571e72025760bf021617007854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f74f52b03c8e52d6e3b2109bf875f189442bce4738029f80e2bd3640ae44ab5f
[INFO] running `Command { std: "docker" "start" "-a" "f74f52b03c8e52d6e3b2109bf875f189442bce4738029f80e2bd3640ae44ab5f", 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "f74f52b03c8e52d6e3b2109bf875f189442bce4738029f80e2bd3640ae44ab5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74f52b03c8e52d6e3b2109bf875f189442bce4738029f80e2bd3640ae44ab5f", kill_on_drop: false }`
[INFO] [stdout] f74f52b03c8e52d6e3b2109bf875f189442bce4738029f80e2bd3640ae44ab5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9f90b172059716b2ce9e2328034b9d957cb925859df6d8fe70289e2e0393538f
[INFO] running `Command { std: "docker" "start" "-a" "9f90b172059716b2ce9e2328034b9d957cb925859df6d8fe70289e2e0393538f", 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "9f90b172059716b2ce9e2328034b9d957cb925859df6d8fe70289e2e0393538f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f90b172059716b2ce9e2328034b9d957cb925859df6d8fe70289e2e0393538f", kill_on_drop: false }`
[INFO] [stdout] 9f90b172059716b2ce9e2328034b9d957cb925859df6d8fe70289e2e0393538f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9c6f0de6c33c0bad353318580998907f02d39c82617b8b444147ad7d0c48a76a
[INFO] running `Command { std: "docker" "start" "-a" "9c6f0de6c33c0bad353318580998907f02d39c82617b8b444147ad7d0c48a76a", kill_on_drop: false }`
[INFO] [stderr] warning: field `attributes` is never read
[INFO] [stdout] 
[INFO] [stderr]   --> src/ast/packed_enum.rs:16:9
[INFO] [stdout] running 8 tests
[INFO] [stderr]    |
[INFO] [stdout] test ast::packed_tuple::tests::equivalence_to_packed_unit ... ok
[INFO] [stderr] 15 | pub struct PackedVariant {
[INFO] [stdout] test ast::packed_structure::tests::parse ... ok
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] 16 |     pub attributes: PackedAttributes,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` 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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/packtool_macro-89ac1ee3ec3c6a3b)
[INFO] [stdout] test ast::packed_unit::tests::parse ... ok
[INFO] [stdout] test ast::packed_structure::tests::equivalence_to_packed_unit ... ok
[INFO] [stdout] test ast::packed_tuple::tests::parse ... ok
[INFO] [stderr]    Doc-tests packtool_macro
[INFO] [stdout] test ast::packed_unit::tests::expected_struct - should panic ... ok
[INFO] [stdout] test ast::packed_unit::tests::expected_unexpected_tuple - should panic ... ok
[INFO] [stdout] test ast::packed_unit::tests::expected_unexpected_regular - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[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] running `Command { std: "docker" "inspect" "9c6f0de6c33c0bad353318580998907f02d39c82617b8b444147ad7d0c48a76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c6f0de6c33c0bad353318580998907f02d39c82617b8b444147ad7d0c48a76a", kill_on_drop: false }`
[INFO] [stdout] 9c6f0de6c33c0bad353318580998907f02d39c82617b8b444147ad7d0c48a76a