[INFO] crate wasmer-singlepass-backend 0.3.0 is already in cache
[INFO] extracting crate wasmer-singlepass-backend 0.3.0 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/wasmer-singlepass-backend/0.3.0
[INFO] extracting crate wasmer-singlepass-backend 0.3.0 into work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/wasmer-singlepass-backend/0.3.0
[INFO] validating manifest of wasmer-singlepass-backend-0.3.0 on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wasmer-singlepass-backend-0.3.0 on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wasmer-singlepass-backend-0.3.0
[INFO] finished frobbing wasmer-singlepass-backend-0.3.0
[INFO] frobbed toml for wasmer-singlepass-backend-0.3.0 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/wasmer-singlepass-backend/0.3.0/Cargo.toml
[INFO] started frobbing wasmer-singlepass-backend-0.3.0
[INFO] finished frobbing wasmer-singlepass-backend-0.3.0
[INFO] frobbed toml for wasmer-singlepass-backend-0.3.0 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/wasmer-singlepass-backend/0.3.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking wasmer-singlepass-backend-0.3.0 against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-0/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/wasmer-singlepass-backend/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 78949c8908fcf46c80688089a3e7588ff7ddf6bd519504aabb8a4762ec847ebc
[INFO] running `"docker" "start" "-a" "78949c8908fcf46c80688089a3e7588ff7ddf6bd519504aabb8a4762ec847ebc"`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]     Checking wasmparser v0.29.2
[INFO] [stderr]     Checking wasmparser v0.28.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking page_size v0.4.1
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking dynasmrt v0.3.1
[INFO] [stderr]    Compiling blake2b_simd v0.4.1
[INFO] [stderr]    Compiling wasmer-runtime-core v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling dynasm v0.3.2
[INFO] [stderr]     Checking wasmer-singlepass-backend v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `trampoline`
[INFO] [stderr]    --> src/codegen_x64.rs:259:13
[INFO] [stderr]     |
[INFO] [stderr] 259 |             trampoline: unsafe extern "C" fn(*mut vm::Ctx, NonNull<vm::Func>, *const u64, *mut u64),
[INFO] [stderr]     |             ^^^^^^^^^^ help: consider prefixing with an underscore: `_trampoline`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `trap_info`
[INFO] [stderr]    --> src/codegen_x64.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |             trap_info: *mut WasmTrapInfo,
[INFO] [stderr]     |             ^^^^^^^^^ help: consider prefixing with an underscore: `_trap_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `module`
[INFO] [stderr]    --> src/codegen_x64.rs:254:35
[INFO] [stderr]     |
[INFO] [stderr] 254 |     fn get_wasm_trampoline(&self, module: &ModuleInner, sig_index: SigIndex) -> Option<Wasm> {
[INFO] [stderr]     |                                   ^^^^^^ help: consider prefixing with an underscore: `_module`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `trampoline`
[INFO] [stderr]    --> src/codegen_x64.rs:259:13
[INFO] [stderr]     |
[INFO] [stderr] 259 |             trampoline: unsafe extern "C" fn(*mut vm::Ctx, NonNull<vm::Func>, *const u64, *mut u64),
[INFO] [stderr]     |             ^^^^^^^^^^ help: consider prefixing with an underscore: `_trampoline`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `trap_info`
[INFO] [stderr]    --> src/codegen_x64.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |             trap_info: *mut WasmTrapInfo,
[INFO] [stderr]     |             ^^^^^^^^^ help: consider prefixing with an underscore: `_trap_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `module`
[INFO] [stderr]    --> src/codegen_x64.rs:254:35
[INFO] [stderr]     |
[INFO] [stderr] 254 |     fn get_wasm_trampoline(&self, module: &ModuleInner, sig_index: SigIndex) -> Option<Wasm> {
[INFO] [stderr]     |                                   ^^^^^^ help: consider prefixing with an underscore: `_module`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.31s
[INFO] running `"docker" "inspect" "78949c8908fcf46c80688089a3e7588ff7ddf6bd519504aabb8a4762ec847ebc"`
[INFO] running `"docker" "rm" "-f" "78949c8908fcf46c80688089a3e7588ff7ddf6bd519504aabb8a4762ec847ebc"`
[INFO] [stdout] 78949c8908fcf46c80688089a3e7588ff7ddf6bd519504aabb8a4762ec847ebc