[INFO] fetching crate wasm-embedded-hal 0.4.0...
[INFO] testing wasm-embedded-hal-0.4.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wasm-embedded-hal 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] finished tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] tweaked toml for crates.io crate wasm-embedded-hal 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-embedded-hal 0.4.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasm-embedded-hal 0.4.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to run `rustc` to learn about target-specific information
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/workspace/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc - --crate-name ___ --print=file-names --target wasm32-wasi --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg -Wwarnings` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: error loading target specification: could not find specification for target "wasm32-wasi"
[INFO] [stderr]     |
[INFO] [stderr]     = help: run `rustc --print target-list` for a list of built-in targets
[INFO] [stderr]     = help: did you mean `wasm32-wasip1`?
[INFO] [stderr] 
[INFO] testing wasm-embedded-hal-0.4.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wasm-embedded-hal 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] finished tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] tweaked toml for crates.io crate wasm-embedded-hal 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-embedded-hal 0.4.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasm-embedded-hal 0.4.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to run `rustc` to learn about target-specific information
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/workspace/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc - --crate-name ___ --print=file-names --target wasm32-wasi --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg -Wwarnings` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: error loading target specification: could not find specification for target "wasm32-wasi"
[INFO] [stderr]     |
[INFO] [stderr]     = help: run `rustc --print target-list` for a list of built-in targets
[INFO] [stderr]     = help: did you mean `wasm32-wasip1`?
[INFO] [stderr] 
[INFO] testing wasm-embedded-hal-0.4.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wasm-embedded-hal 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] finished tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] tweaked toml for crates.io crate wasm-embedded-hal 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-embedded-hal 0.4.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasm-embedded-hal 0.4.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to run `rustc` to learn about target-specific information
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/workspace/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc - --crate-name ___ --print=file-names --target wasm32-wasi --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg -Wwarnings` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: error loading target specification: could not find specification for target "wasm32-wasi"
[INFO] [stderr]     |
[INFO] [stderr]     = help: run `rustc --print target-list` for a list of built-in targets
[INFO] [stderr]     = help: did you mean `wasm32-wasip1`?
[INFO] [stderr] 
[INFO] testing wasm-embedded-hal-0.4.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wasm-embedded-hal 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] finished tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] tweaked toml for crates.io crate wasm-embedded-hal 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-embedded-hal 0.4.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasm-embedded-hal 0.4.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to run `rustc` to learn about target-specific information
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/workspace/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc - --crate-name ___ --print=file-names --target wasm32-wasi --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg -Wwarnings` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: error loading target specification: could not find specification for target "wasm32-wasi"
[INFO] [stderr]     |
[INFO] [stderr]     = help: run `rustc --print target-list` for a list of built-in targets
[INFO] [stderr]     = help: did you mean `wasm32-wasip1`?
[INFO] [stderr] 
[INFO] testing wasm-embedded-hal-0.4.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wasm-embedded-hal 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] finished tweaking crates.io crate wasm-embedded-hal 0.4.0
[INFO] tweaked toml for crates.io crate wasm-embedded-hal 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-embedded-hal 0.4.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasm-embedded-hal 0.4.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to run `rustc` to learn about target-specific information
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/workspace/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc - --crate-name ___ --print=file-names --target wasm32-wasi --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg -Wwarnings` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: error loading target specification: could not find specification for target "wasm32-wasi"
[INFO] [stderr]     |
[INFO] [stderr]     = help: run `rustc --print target-list` for a list of built-in targets
[INFO] [stderr]     = help: did you mean `wasm32-wasip1`?
[INFO] [stderr] 


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
       error: failed to run `rustc` to learn about target-specific information
       
       Caused by:
         process didn't exit successfully: `/workspace/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc - --crate-name ___ --print=file-names --target wasm32-wasi --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg -Wwarnings` (exit status: 1)
         --- stderr
         error: error loading target specification: could not find specification for target "wasm32-wasi"
           |
           = help: run `rustc --print target-list` for a list of built-in targets
           = help: did you mean `wasm32-wasip1`?
       