[INFO] fetching crate wasmer-clif-backend-fl 0.17.0... [INFO] checking wasmer-clif-backend-fl-0.17.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate wasmer-clif-backend-fl 0.17.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate wasmer-clif-backend-fl 0.17.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wasmer-clif-backend-fl 0.17.0 [INFO] finished tweaking crates.io crate wasmer-clif-backend-fl 0.17.0 [INFO] tweaked toml for crates.io crate wasmer-clif-backend-fl 0.17.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57857a40b77c12db4f1f8f46349cf0dcfe8b54ac74555451d068a6de738fe006 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "57857a40b77c12db4f1f8f46349cf0dcfe8b54ac74555451d068a6de738fe006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57857a40b77c12db4f1f8f46349cf0dcfe8b54ac74555451d068a6de738fe006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57857a40b77c12db4f1f8f46349cf0dcfe8b54ac74555451d068a6de738fe006", kill_on_drop: false }` [INFO] [stdout] 57857a40b77c12db4f1f8f46349cf0dcfe8b54ac74555451d068a6de738fe006 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90b38916cb7f96db4403c62a55be5df33cf4e08f476e5e3a341cdf070ee729c5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "90b38916cb7f96db4403c62a55be5df33cf4e08f476e5e3a341cdf070ee729c5", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cranelift-codegen-shared v0.59.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling target-lexicon v0.10.0 [INFO] [stderr] Compiling cranelift-entity v0.59.0 [INFO] [stderr] Compiling subtle v2.4.0 [INFO] [stderr] Compiling arrayref v0.3.6 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling constant_time_eq v0.1.5 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Checking wasmparser v0.51.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling blake3 v0.3.7 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling cranelift-codegen-meta v0.59.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking cranelift-bforest v0.59.0 [INFO] [stderr] Checking indexmap v1.6.2 [INFO] [stderr] Checking serde-bench v0.0.7 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling raw-cpuid v7.0.4 [INFO] [stderr] Checking gimli v0.20.0 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking page_size v0.4.2 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rayon v1.5.0 [INFO] [stderr] Compiling wasmer-runtime-core-fl v0.17.0 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Compiling cranelift-codegen v0.59.0 [INFO] [stderr] Checking wasmer-clif-fork-frontend v0.59.0 [INFO] [stderr] Checking cranelift-native v0.59.0 [INFO] [stderr] Checking wasmer-clif-fork-wasm v0.59.0 [INFO] [stderr] Checking wasmer-clif-backend-fl v0.17.0 (/opt/rustwide/workdir) [INFO] [stdout] error: field is never read: `function_signatures` [INFO] [stdout] --> src/code.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | function_signatures: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | dead_code, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wasmer-clif-backend-fl` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: field is never read: `function_signatures` [INFO] [stdout] --> src/code.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | function_signatures: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | dead_code, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "90b38916cb7f96db4403c62a55be5df33cf4e08f476e5e3a341cdf070ee729c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90b38916cb7f96db4403c62a55be5df33cf4e08f476e5e3a341cdf070ee729c5", kill_on_drop: false }` [INFO] [stdout] 90b38916cb7f96db4403c62a55be5df33cf4e08f476e5e3a341cdf070ee729c5