[INFO] fetching crate wasm-bindgen-backend 0.2.104...
[INFO] testing wasm-bindgen-backend-0.2.104 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate wasm-bindgen-backend 0.2.104 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wasm-bindgen-backend 0.2.104
[INFO] finished tweaking crates.io crate wasm-bindgen-backend 0.2.104
[INFO] tweaked toml for crates.io crate wasm-bindgen-backend 0.2.104 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-bindgen-backend 0.2.104 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] crate crates.io crate wasm-bindgen-backend 0.2.104 already has a lockfile, it will not be regenerated
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 33b5623bee3671be4c39eccc0aee109c2bc60b8b7f2d1af4dcc62d76102bed8d
[INFO] running `Command { std: "docker" "start" "-a" "33b5623bee3671be4c39eccc0aee109c2bc60b8b7f2d1af4dcc62d76102bed8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b5623bee3671be4c39eccc0aee109c2bc60b8b7f2d1af4dcc62d76102bed8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b5623bee3671be4c39eccc0aee109c2bc60b8b7f2d1af4dcc62d76102bed8d", kill_on_drop: false }`
[INFO] [stdout] 33b5623bee3671be4c39eccc0aee109c2bc60b8b7f2d1af4dcc62d76102bed8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 16687b4b765a1c00227a4864b16f38d87fb0a459e4a49aac0c2d5f20aee05421
[INFO] running `Command { std: "docker" "start" "-a" "16687b4b765a1c00227a4864b16f38d87fb0a459e4a49aac0c2d5f20aee05421", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.104
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.104 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "16687b4b765a1c00227a4864b16f38d87fb0a459e4a49aac0c2d5f20aee05421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16687b4b765a1c00227a4864b16f38d87fb0a459e4a49aac0c2d5f20aee05421", kill_on_drop: false }`
[INFO] [stdout] 16687b4b765a1c00227a4864b16f38d87fb0a459e4a49aac0c2d5f20aee05421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0f49371cd850010e717ed6e281b588c99eebbc4fdce90fe77f82b2ce8c5e9373
[INFO] running `Command { std: "docker" "start" "-a" "0f49371cd850010e717ed6e281b588c99eebbc4fdce90fe77f82b2ce8c5e9373", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.104 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "0f49371cd850010e717ed6e281b588c99eebbc4fdce90fe77f82b2ce8c5e9373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f49371cd850010e717ed6e281b588c99eebbc4fdce90fe77f82b2ce8c5e9373", kill_on_drop: false }`
[INFO] [stdout] 0f49371cd850010e717ed6e281b588c99eebbc4fdce90fe77f82b2ce8c5e9373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d90bdb95ef4f3eb0093c71c91d56815efa530caffbe5e93267ea26d495896d7d
[INFO] running `Command { std: "docker" "start" "-a" "d90bdb95ef4f3eb0093c71c91d56815efa530caffbe5e93267ea26d495896d7d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wasm_bindgen_backend-87c12f3f0d4ce057)
[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] [stderr]    Doc-tests wasm_bindgen_backend
[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" "d90bdb95ef4f3eb0093c71c91d56815efa530caffbe5e93267ea26d495896d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90bdb95ef4f3eb0093c71c91d56815efa530caffbe5e93267ea26d495896d7d", kill_on_drop: false }`
[INFO] [stdout] d90bdb95ef4f3eb0093c71c91d56815efa530caffbe5e93267ea26d495896d7d