[INFO] fetching crate sp-fragnova 0.1.0...
[INFO] testing sp-fragnova-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate sp-fragnova 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sp-fragnova 0.1.0
[INFO] finished tweaking crates.io crate sp-fragnova 0.1.0
[INFO] tweaked toml for crates.io crate sp-fragnova 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sp-fragnova 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 265 packages to highest compatible versions
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding hex-literal v0.3.4 (available: v1.1.0)
[INFO] [stderr]       Adding sp-core v6.0.0 (available: v43.0.0)
[INFO] [stderr]       Adding sp-io v6.0.0 (available: v49.0.0)
[INFO] [stderr]       Adding sp-runtime v6.0.0 (available: v49.0.0)
[INFO] [stderr]       Adding sp-runtime-interface v6.0.0 (available: v37.0.1)
[INFO] [stderr]       Adding sp-std v4.0.0 (available: v14.0.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe
[INFO] running `Command { std: "docker" "start" "af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling toml_parser v1.1.5+spec-1.1.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling toml_datetime v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling konst_macro_rules v0.2.19
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling sp-std v4.0.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling konst v0.2.20
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling toml_edit v0.25.17+spec-1.1.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling fixed-hash v0.7.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.27
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling parity-wasm v0.42.2
[INFO] [stderr]    Compiling const_format v0.2.36
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling ref-cast v1.0.27
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling chrono v0.4.45
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling parity-util-mem v0.11.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling libsecp256k1 v0.7.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling wasmi-validation v0.4.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=76d2e3838ba466d7 -C extra-filename=-de2a9bf3a8896415 --out-dir /opt/rustwide/target/release/build/syn/de2a9bf3a8896415/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/proc-macro2/bfa7a6aafdfba675/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/2ee003426a225cef/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/bfa7a6aafdfba675/out/libproc_macro2-bfa7a6aafdfba675.rmeta --extern quote=/opt/rustwide/target/release/build/quote/44c84b9315bcd971/out/libquote-44c84b9315bcd971.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/2ee003426a225cef/out/libunicode_ident-2ee003426a225cef.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe", kill_on_drop: false }`
[INFO] [stdout] af3197ea5ca8793c4784534900d88f99f905fa9cc23e51ad57a96a9b0cee9abe
