[INFO] fetching crate fabric_contract 0.1.4... [INFO] testing fabric_contract-0.1.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate fabric_contract 0.1.4 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate fabric_contract 0.1.4 [INFO] finished tweaking crates.io crate fabric_contract 0.1.4 [INFO] tweaked toml for crates.io crate fabric_contract 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fabric_contract 0.1.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 80 packages to latest compatible versions [INFO] [stderr] Adding autocfg v1.0.1 (available: v1.5.0) [INFO] [stderr] Adding claim v0.3.1 (available: v0.5.0) [INFO] [stderr] Adding mockall v0.7.2 (available: v0.13.1) [INFO] [stderr] Adding prost v0.6.1 (available: v0.14.1) [INFO] [stderr] Adding prost-build v0.6.1 (available: v0.14.1) [INFO] [stderr] Adding protobuf v2.28.0 (available: v3.7.2) [INFO] [stderr] Adding wapc-guest v0.3.2 (available: v1.2.0) [INFO] [stderr] Adding wasm-bindgen-test v0.2.50 (available: v0.3.55) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 67e17253f952d3eeba60387380609a75f74329ecea15603cec77a42ecca6d980 [INFO] running `Command { std: "docker" "start" "-a" "67e17253f952d3eeba60387380609a75f74329ecea15603cec77a42ecca6d980", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67e17253f952d3eeba60387380609a75f74329ecea15603cec77a42ecca6d980", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67e17253f952d3eeba60387380609a75f74329ecea15603cec77a42ecca6d980", kill_on_drop: false }` [INFO] [stdout] 67e17253f952d3eeba60387380609a75f74329ecea15603cec77a42ecca6d980 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef72ad014f9e43621917c88a1e06bc8859c0bcaa475e7af171df8f37bddbc8e3 [INFO] running `Command { std: "docker" "start" "-a" "ef72ad014f9e43621917c88a1e06bc8859c0bcaa475e7af171df8f37bddbc8e3", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling protobuf v2.28.0 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling wapc-guest v0.3.2 [INFO] [stderr] Compiling fabric_contract_macros v0.1.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling fabric_ledger_protos v0.7.0 [INFO] [stdout] error[E0658]: custom inner attributes are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fabric_ledger_protos-0.7.0/src/common_messages.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54726 for more information [INFO] [stdout] = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: custom inner attributes are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fabric_ledger_protos-0.7.0/src/contract_messages.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54726 for more information [INFO] [stdout] = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: custom inner attributes are unstable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fabric_ledger_protos-0.7.0/src/ledger_messages.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | #![rustfmt::skip] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54726 for more information [INFO] [stdout] = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `fabric_ledger_protos` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ef72ad014f9e43621917c88a1e06bc8859c0bcaa475e7af171df8f37bddbc8e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef72ad014f9e43621917c88a1e06bc8859c0bcaa475e7af171df8f37bddbc8e3", kill_on_drop: false }` [INFO] [stdout] ef72ad014f9e43621917c88a1e06bc8859c0bcaa475e7af171df8f37bddbc8e3