[INFO] fetching crate libafl_sugar 0.7.1...
[INFO] testing libafl_sugar-0.7.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate libafl_sugar 0.7.1 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate libafl_sugar 0.7.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libafl_sugar 0.7.1
[INFO] finished tweaking crates.io crate libafl_sugar 0.7.1
[INFO] tweaked toml for crates.io crate libafl_sugar 0.7.1 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b5f3871777da6e2ea3211f4c617bd7d5f1c3ae59c24523d9952f21f65c7e0a8
[INFO] running `Command { std: "docker" "start" "-a" "9b5f3871777da6e2ea3211f4c617bd7d5f1c3ae59c24523d9952f21f65c7e0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b5f3871777da6e2ea3211f4c617bd7d5f1c3ae59c24523d9952f21f65c7e0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5f3871777da6e2ea3211f4c617bd7d5f1c3ae59c24523d9952f21f65c7e0a8", kill_on_drop: false }`
[INFO] [stdout] 9b5f3871777da6e2ea3211f4c617bd7d5f1c3ae59c24523d9952f21f65c7e0a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b163c6d5f68b922942c9f0f667d86db8c60dfdfc63872f7c89cfb28863ddd27
[INFO] running `Command { std: "docker" "start" "-a" "4b163c6d5f68b922942c9f0f667d86db8c60dfdfc63872f7c89cfb28863ddd27", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling build_id v0.2.1
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling erased-serde v0.3.20
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling tuple_list v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling xxhash-rust v0.8.5
[INFO] [stderr]    Compiling rangemap v0.1.14
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling libafl_sugar v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syscall-numbers v2.0.0
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling twox-hash v1.6.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling libafl v0.7.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling libafl_targets v0.7.1
[INFO] [stderr]    Compiling libafl_qemu v0.7.1
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling uds v0.2.6
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling const-random v0.1.13
[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-1.0.91/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="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=b2a3eef6f4555c1d -C extra-filename=-b2a3eef6f4555c1d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bb2897dcb479b629.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6e47dd3f693995db.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4b163c6d5f68b922942c9f0f667d86db8c60dfdfc63872f7c89cfb28863ddd27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b163c6d5f68b922942c9f0f667d86db8c60dfdfc63872f7c89cfb28863ddd27", kill_on_drop: false }`
[INFO] [stdout] 4b163c6d5f68b922942c9f0f667d86db8c60dfdfc63872f7c89cfb28863ddd27