[INFO] fetching crate proc-macro-rules-macros 0.4.0...
[INFO] testing proc-macro-rules-macros-0.4.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate proc-macro-rules-macros 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate proc-macro-rules-macros 0.4.0
[INFO] finished tweaking crates.io crate proc-macro-rules-macros 0.4.0
[INFO] tweaked toml for crates.io crate proc-macro-rules-macros 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate proc-macro-rules-macros 0.4.0 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 5 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1ca01b1690a528d205a4a40ca7eaac9ac161091b52f725011f44c0defc1051b2
[INFO] running `Command { std: "docker" "start" "-a" "1ca01b1690a528d205a4a40ca7eaac9ac161091b52f725011f44c0defc1051b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ca01b1690a528d205a4a40ca7eaac9ac161091b52f725011f44c0defc1051b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca01b1690a528d205a4a40ca7eaac9ac161091b52f725011f44c0defc1051b2", kill_on_drop: false }`
[INFO] [stdout] 1ca01b1690a528d205a4a40ca7eaac9ac161091b52f725011f44c0defc1051b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0b2ac23385baf56a012ee56badf9dfc29ca61f58e78850f0f7c448c71e37312e
[INFO] running `Command { std: "docker" "start" "-a" "0b2ac23385baf56a012ee56badf9dfc29ca61f58e78850f0f7c448c71e37312e", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling proc-macro-rules-macros v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/ast.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |     Var(Ident, Type),
[INFO] [stdout]    |     ---        ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 89 -     Var(Ident, Type),
[INFO] [stdout] 89 +     Var(Ident, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.14s
[INFO] running `Command { std: "docker" "inspect" "0b2ac23385baf56a012ee56badf9dfc29ca61f58e78850f0f7c448c71e37312e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b2ac23385baf56a012ee56badf9dfc29ca61f58e78850f0f7c448c71e37312e", kill_on_drop: false }`
[INFO] [stdout] 0b2ac23385baf56a012ee56badf9dfc29ca61f58e78850f0f7c448c71e37312e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2930047bfd226f776e3bab6b3c3aba50b822ac9a1c28161e07b4edf9dbdbd25c
[INFO] running `Command { std: "docker" "start" "-a" "2930047bfd226f776e3bab6b3c3aba50b822ac9a1c28161e07b4edf9dbdbd25c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-rules-macros v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/ast.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |     Var(Ident, Type),
[INFO] [stdout]    |     ---        ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 89 -     Var(Ident, Type),
[INFO] [stdout] 89 +     Var(Ident, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/ast.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |     Var(Ident, Type),
[INFO] [stdout]    |     ---        ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 89 -     Var(Ident, Type),
[INFO] [stdout] 89 +     Var(Ident, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2930047bfd226f776e3bab6b3c3aba50b822ac9a1c28161e07b4edf9dbdbd25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2930047bfd226f776e3bab6b3c3aba50b822ac9a1c28161e07b4edf9dbdbd25c", kill_on_drop: false }`
[INFO] [stdout] 2930047bfd226f776e3bab6b3c3aba50b822ac9a1c28161e07b4edf9dbdbd25c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3ef9370a008bf8436bf389f4584fc7709f9fe550466698c101a73ddeb31318cc
[INFO] running `Command { std: "docker" "start" "-a" "3ef9370a008bf8436bf389f4584fc7709f9fe550466698c101a73ddeb31318cc", kill_on_drop: false }`
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]   --> src/ast.rs:89:16
[INFO] [stderr]    |
[INFO] [stderr] 89 |     Var(Ident, Type),
[INFO] [stderr]    |     ---        ^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 89 -     Var(Ident, Type),
[INFO] [stderr] 89 +     Var(Ident, ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `proc-macro-rules-macros` (lib) generated 1 warning
[INFO] [stderr] warning: `proc-macro-rules-macros` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/proc_macro_rules_macros-3999bf4950c25f91)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_collect_vars ... 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 proc_macro_rules_macros
[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" "3ef9370a008bf8436bf389f4584fc7709f9fe550466698c101a73ddeb31318cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef9370a008bf8436bf389f4584fc7709f9fe550466698c101a73ddeb31318cc", kill_on_drop: false }`
[INFO] [stdout] 3ef9370a008bf8436bf389f4584fc7709f9fe550466698c101a73ddeb31318cc