[INFO] fetching crate convey_derive 0.2.0...
[INFO] testing convey_derive-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate convey_derive 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate convey_derive 0.2.0
[INFO] finished tweaking crates.io crate convey_derive 0.2.0
[INFO] tweaked toml for crates.io crate convey_derive 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate convey_derive 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.41)
[INFO] [stderr]       Adding syn v0.15.44 (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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 88764d5d085462562e4a428f6d0715d2bd67c82cd3cd425866ca03671b7300d6
[INFO] running `Command { std: "docker" "start" "-a" "88764d5d085462562e4a428f6d0715d2bd67c82cd3cd425866ca03671b7300d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88764d5d085462562e4a428f6d0715d2bd67c82cd3cd425866ca03671b7300d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88764d5d085462562e4a428f6d0715d2bd67c82cd3cd425866ca03671b7300d6", kill_on_drop: false }`
[INFO] [stdout] 88764d5d085462562e4a428f6d0715d2bd67c82cd3cd425866ca03671b7300d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5cae263a203699a8161b1d64f53fda6673cbadb1586112a5664c9dfaec0af729
[INFO] running `Command { std: "docker" "start" "-a" "5cae263a203699a8161b1d64f53fda6673cbadb1586112a5664c9dfaec0af729", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling convey_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `Command { std: "docker" "inspect" "5cae263a203699a8161b1d64f53fda6673cbadb1586112a5664c9dfaec0af729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cae263a203699a8161b1d64f53fda6673cbadb1586112a5664c9dfaec0af729", kill_on_drop: false }`
[INFO] [stdout] 5cae263a203699a8161b1d64f53fda6673cbadb1586112a5664c9dfaec0af729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 80a893f5d339d4bc02a4620b1789b3d3c564369a78386105590557187be0b372
[INFO] running `Command { std: "docker" "start" "-a" "80a893f5d339d4bc02a4620b1789b3d3c564369a78386105590557187be0b372", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling convey_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling convey v0.2.0
[INFO] [stdout] error: suffixes on a tuple index are invalid
[INFO] [stdout]   --> tests/structs.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Serialize, RenderOutput)]
[INFO] [stdout]    |                         ^^^^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `RenderOutput` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc-macro derive produced unparsable tokens
[INFO] [stdout]   --> tests/structs.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Serialize, RenderOutput)]
[INFO] [stdout]    |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `convey_derive` (test "structs") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "80a893f5d339d4bc02a4620b1789b3d3c564369a78386105590557187be0b372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a893f5d339d4bc02a4620b1789b3d3c564369a78386105590557187be0b372", kill_on_drop: false }`
[INFO] [stdout] 80a893f5d339d4bc02a4620b1789b3d3c564369a78386105590557187be0b372