[INFO] fetching crate vtable-rs-proc-macros 0.1.1...
[INFO] testing vtable-rs-proc-macros-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate vtable-rs-proc-macros 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate vtable-rs-proc-macros 0.1.1
[INFO] finished tweaking crates.io crate vtable-rs-proc-macros 0.1.1
[INFO] tweaked toml for crates.io crate vtable-rs-proc-macros 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vtable-rs-proc-macros 0.1.1 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] 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 47c5633642fa48f81687aed1f745eacefadd82ec00961217c2127c0e8276de86
[INFO] running `Command { std: "docker" "start" "-a" "47c5633642fa48f81687aed1f745eacefadd82ec00961217c2127c0e8276de86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47c5633642fa48f81687aed1f745eacefadd82ec00961217c2127c0e8276de86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c5633642fa48f81687aed1f745eacefadd82ec00961217c2127c0e8276de86", kill_on_drop: false }`
[INFO] [stdout] 47c5633642fa48f81687aed1f745eacefadd82ec00961217c2127c0e8276de86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d7281d2c539846847ac50b6f9ad47393309d98545b68f8dc143117ad97c8ea98
[INFO] running `Command { std: "docker" "start" "-a" "d7281d2c539846847ac50b6f9ad47393309d98545b68f8dc143117ad97c8ea98", kill_on_drop: false }`
[INFO] [stderr]    Compiling vtable-rs-proc-macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sig_to_vtable_thunk` is never used
[INFO] [stdout]    --> src/lib.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn sig_to_vtable_thunk(sig: &Signature) -> proc_macro2::TokenStream {
[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 0.75s
[INFO] running `Command { std: "docker" "inspect" "d7281d2c539846847ac50b6f9ad47393309d98545b68f8dc143117ad97c8ea98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7281d2c539846847ac50b6f9ad47393309d98545b68f8dc143117ad97c8ea98", kill_on_drop: false }`
[INFO] [stdout] d7281d2c539846847ac50b6f9ad47393309d98545b68f8dc143117ad97c8ea98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e6179dc5b94f6f7f12606d5d6ab9e908c84eb1399357c4bf158a9f1d5e4a20d2
[INFO] running `Command { std: "docker" "start" "-a" "e6179dc5b94f6f7f12606d5d6ab9e908c84eb1399357c4bf158a9f1d5e4a20d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling vtable-rs-proc-macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sig_to_vtable_thunk` is never used
[INFO] [stdout]    --> src/lib.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn sig_to_vtable_thunk(sig: &Signature) -> proc_macro2::TokenStream {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sig_to_vtable_thunk` is never used
[INFO] [stdout]    --> src/lib.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn sig_to_vtable_thunk(sig: &Signature) -> proc_macro2::TokenStream {
[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 0.77s
[INFO] running `Command { std: "docker" "inspect" "e6179dc5b94f6f7f12606d5d6ab9e908c84eb1399357c4bf158a9f1d5e4a20d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6179dc5b94f6f7f12606d5d6ab9e908c84eb1399357c4bf158a9f1d5e4a20d2", kill_on_drop: false }`
[INFO] [stdout] e6179dc5b94f6f7f12606d5d6ab9e908c84eb1399357c4bf158a9f1d5e4a20d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bd124fbd470a1d9b3fa8b4d20ff73b5cf837d9a0541f2acc2e00fac2291e506e
[INFO] running `Command { std: "docker" "start" "-a" "bd124fbd470a1d9b3fa8b4d20ff73b5cf837d9a0541f2acc2e00fac2291e506e", kill_on_drop: false }`
[INFO] [stderr] warning: function `sig_to_vtable_thunk` is never used
[INFO] [stderr]    --> src/lib.rs:118:4
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn sig_to_vtable_thunk(sig: &Signature) -> proc_macro2::TokenStream {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `vtable-rs-proc-macros` (lib) generated 1 warning
[INFO] [stderr] warning: `vtable-rs-proc-macros` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vtable_rs_proc_macros-fb0c248673629777)
[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] [stderr]    Doc-tests vtable_rs_proc_macros
[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" "bd124fbd470a1d9b3fa8b4d20ff73b5cf837d9a0541f2acc2e00fac2291e506e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd124fbd470a1d9b3fa8b4d20ff73b5cf837d9a0541f2acc2e00fac2291e506e", kill_on_drop: false }`
[INFO] [stdout] bd124fbd470a1d9b3fa8b4d20ff73b5cf837d9a0541f2acc2e00fac2291e506e