[INFO] fetching crate zk-wasmtime 0.0.1...
[INFO] testing zk-wasmtime-0.0.1 against master#d117135f5a9b69ee3adfb1918aa25616758bf692 for pr-107251
[INFO] extracting crate zk-wasmtime 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate zk-wasmtime 0.0.1 on toolchain d117135f5a9b69ee3adfb1918aa25616758bf692
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zk-wasmtime 0.0.1
[INFO] finished tweaking crates.io crate zk-wasmtime 0.0.1
[INFO] tweaked toml for crates.io crate zk-wasmtime 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate zk-wasmtime 0.0.1 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" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ittapi-rs v0.2.0
[INFO] [stderr]   Downloaded memfd v0.4.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.85.1
[INFO] [stderr]   Downloaded cranelift-native v0.85.1
[INFO] [stderr]   Downloaded cranelift-wasm v0.85.1
[INFO] [stderr]   Downloaded psm v0.1.19
[INFO] [stderr]   Downloaded cranelift-entity v0.85.1
[INFO] [stderr]   Downloaded wasmparser v0.85.0
[INFO] [stderr]   Downloaded wasmtime-types v0.38.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.85.1
[INFO] [stderr]   Downloaded cranelift-isle v0.85.1
[INFO] [stderr]   Downloaded directories-next v2.0.0
[INFO] [stderr]   Downloaded wasmtime-fiber v0.38.1
[INFO] [stderr]   Downloaded regalloc2 v0.2.3
[INFO] [stderr]   Downloaded cranelift-frontend v0.85.1
[INFO] [stderr]   Downloaded wasmtime-jit v0.38.1
[INFO] [stderr]   Downloaded wasmtime-cache v0.38.1
[INFO] [stderr]   Downloaded wasmtime-cranelift v0.38.1
[INFO] [stderr]   Downloaded cranelift-codegen v0.85.1
[INFO] [stderr]   Downloaded rustix v0.33.7
[INFO] [stderr]   Downloaded wasmtime-jit-debug v0.38.1
[INFO] [stderr]   Downloaded wasmtime v0.38.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.85.1
[INFO] [stderr]   Downloaded wasmtime-runtime v0.38.1
[INFO] [stderr]   Downloaded wasmtime-environ v0.38.1
[INFO] [stderr]   Downloaded io-lifetimes v0.5.3
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.5
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 202bf7982737f55d07aa20b21d92c2be2760e2dba812a4d3b15462b90eff9698
[INFO] running `Command { std: "docker" "start" "-a" "202bf7982737f55d07aa20b21d92c2be2760e2dba812a4d3b15462b90eff9698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "202bf7982737f55d07aa20b21d92c2be2760e2dba812a4d3b15462b90eff9698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202bf7982737f55d07aa20b21d92c2be2760e2dba812a4d3b15462b90eff9698", kill_on_drop: false }`
[INFO] [stdout] 202bf7982737f55d07aa20b21d92c2be2760e2dba812a4d3b15462b90eff9698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 118fa5b7af5ea8682db15b88db193f788c154516ff09464863b606a8c5bceee8
[INFO] running `Command { std: "docker" "start" "-a" "118fa5b7af5ea8682db15b88db193f788c154516ff09464863b606a8c5bceee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling cranelift-isle v0.85.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.85.1
[INFO] [stderr]    Compiling io-lifetimes v0.5.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.85.1
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling rustix v0.33.7
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling linux-raw-sys v0.0.42
[INFO] [stderr]    Compiling slice-group-by v0.3.0
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling regalloc2 v0.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling wasm-encoder v0.14.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling memfd v0.4.1
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling wasmtime-fiber v0.38.1
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling ittapi-rs v0.2.0
[INFO] [stderr]    Compiling wasmtime-runtime v0.38.1
[INFO] [stderr]    Compiling psm v0.1.19
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling wasmtime-cache v0.38.1
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling wast v44.0.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling file-per-thread-logger v0.1.5
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.98/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=4adc3b0bcdd03cc9 -C extra-filename=-4adc3b0bcdd03cc9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5eb32b6c8ff372e5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d763dfdef863cc4b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-2cbb51649654f2cb.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "118fa5b7af5ea8682db15b88db193f788c154516ff09464863b606a8c5bceee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118fa5b7af5ea8682db15b88db193f788c154516ff09464863b606a8c5bceee8", kill_on_drop: false }`
[INFO] [stdout] 118fa5b7af5ea8682db15b88db193f788c154516ff09464863b606a8c5bceee8