[INFO] cloning repository https://github.com/doubledup/merkle-proof-contract-benchmarks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doubledup/merkle-proof-contract-benchmarks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoubledup%2Fmerkle-proof-contract-benchmarks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoubledup%2Fmerkle-proof-contract-benchmarks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea65a0a1d099219494fb5a4bde8104d179946db8
[INFO] checking doubledup/merkle-proof-contract-benchmarks against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoubledup%2Fmerkle-proof-contract-benchmarks" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/doubledup/merkle-proof-contract-benchmarks
[INFO] finished tweaking git repo https://github.com/doubledup/merkle-proof-contract-benchmarks
[INFO] tweaked toml for git repo https://github.com/doubledup/merkle-proof-contract-benchmarks written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/doubledup/merkle-proof-contract-benchmarks on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/doubledup/merkle-proof-contract-benchmarks 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] [stderr]     Updating git repository `https://github.com/polytope-labs/rs-merkle`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpufeatures v0.2.5
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.51
[INFO] [stderr]   Downloaded thiserror-impl v1.0.39
[INFO] [stderr]   Downloaded environmental v1.1.4
[INFO] [stderr]   Downloaded futures-sink v0.3.26
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.92
[INFO] [stderr]   Downloaded wasmtime-asm-macros v1.0.2
[INFO] [stderr]   Downloaded wasmtime-jit v1.0.2
[INFO] [stderr]   Downloaded ref-cast v1.0.15
[INFO] [stderr]   Downloaded memory-db v0.31.0
[INFO] [stderr]   Downloaded ckb-merkle-mountain-range v0.5.2
[INFO] [stderr]   Downloaded futures-channel v0.3.26
[INFO] [stderr]   Downloaded trie-db v0.24.0
[INFO] [stderr]   Downloaded wasmi v0.13.2
[INFO] [stderr]   Downloaded toml_edit v0.19.4
[INFO] [stderr]   Downloaded secp256k1 v0.24.3
[INFO] [stderr]   Downloaded futures-util v0.3.26
[INFO] [stderr]   Downloaded wasmtime-environ v1.0.2
[INFO] [stderr]   Downloaded chrono v0.4.23
[INFO] [stderr]   Downloaded cxx v1.0.92
[INFO] [stderr]   Downloaded wasmtime v1.0.2
[INFO] [stderr]   Downloaded winnow v0.3.5
[INFO] [stderr]   Downloaded rustix v0.35.13
[INFO] [stderr]   Downloaded micromath v2.0.0
[INFO] [stderr]   Downloaded wasmtime-runtime v1.0.2
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.92
[INFO] [stderr]   Downloaded cxx-build v1.0.92
[INFO] [stderr]   Downloaded parity-wasm v0.45.0
[INFO] [stderr]   Downloaded futures v0.3.26
[INFO] [stderr]   Downloaded libsecp256k1 v0.7.1
[INFO] [stderr]   Downloaded parity-scale-codec v3.4.0
[INFO] [stderr]   Downloaded tiny-bip39 v1.0.0
[INFO] [stderr]   Downloaded async-trait v0.1.66
[INFO] [stderr]   Downloaded schnellru v0.2.1
[INFO] [stderr]   Downloaded array-bytes v4.2.0
[INFO] [stderr]   Downloaded futures-core v0.3.26
[INFO] [stderr]   Downloaded futures-task v0.3.26
[INFO] [stderr]   Downloaded scale-info v2.3.1
[INFO] [stderr]   Downloaded wasmi_core v0.2.1
[INFO] [stderr]   Downloaded io-lifetimes v0.7.5
[INFO] [stderr]   Downloaded target-lexicon v0.12.6
[INFO] [stderr]   Downloaded cranelift-entity v0.88.2
[INFO] [stderr]   Downloaded wasmtime-types v1.0.2
[INFO] [stderr]   Downloaded wasmtime-jit-debug v1.0.2
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.15
[INFO] [stderr]   Downloaded ss58-registry v1.39.0
[INFO] [stderr]   Downloaded futures-executor v0.3.26
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[INFO] [stderr]   Downloaded scale-info-derive v2.3.1
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[INFO] [stderr]   Downloaded linux-raw-sys v0.0.46
[INFO] [stderr]   Downloaded wasmi-validation v0.5.0
[INFO] [stderr]   Downloaded thiserror v1.0.39
[INFO] [stderr]   Downloaded zeroize_derive v1.3.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbc99b248eabf0f6777e8d116173f59fec982507e68245774cde04ef1aa1735d
[INFO] running `Command { std: "docker" "start" "-a" "fbc99b248eabf0f6777e8d116173f59fec982507e68245774cde04ef1aa1735d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbc99b248eabf0f6777e8d116173f59fec982507e68245774cde04ef1aa1735d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc99b248eabf0f6777e8d116173f59fec982507e68245774cde04ef1aa1735d", kill_on_drop: false }`
[INFO] [stdout] fbc99b248eabf0f6777e8d116173f59fec982507e68245774cde04ef1aa1735d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc94305e505bd1dbab6a7937c853343f15644b511c4e1d933bc4f588200bd394
[INFO] running `Command { std: "docker" "start" "-a" "cc94305e505bd1dbab6a7937c853343f15644b511c4e1d933bc4f588200bd394", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.3.5
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cc94305e505bd1dbab6a7937c853343f15644b511c4e1d933bc4f588200bd394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc94305e505bd1dbab6a7937c853343f15644b511c4e1d933bc4f588200bd394", kill_on_drop: false }`
[INFO] [stdout] cc94305e505bd1dbab6a7937c853343f15644b511c4e1d933bc4f588200bd394