[INFO] cloning repository https://github.com/dvc94ch/rust-bpf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dvc94ch/rust-bpf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-bpf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-bpf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88e3e5abd3fc4c6d345dcbc797efcbf7b477b162
[INFO] testing dvc94ch/rust-bpf against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-bpf" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dvc94ch/rust-bpf on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dvc94ch/rust-bpf
[INFO] finished tweaking git repo https://github.com/dvc94ch/rust-bpf
[INFO] tweaked toml for git repo https://github.com/dvc94ch/rust-bpf written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dvc94ch/rust-bpf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5b5f8756b5af8b45edde1165bfd058478e510fcf29de4e06cd330f755c76803
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f5b5f8756b5af8b45edde1165bfd058478e510fcf29de4e06cd330f755c76803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5b5f8756b5af8b45edde1165bfd058478e510fcf29de4e06cd330f755c76803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b5f8756b5af8b45edde1165bfd058478e510fcf29de4e06cd330f755c76803", kill_on_drop: false }`
[INFO] [stdout] f5b5f8756b5af8b45edde1165bfd058478e510fcf29de4e06cd330f755c76803
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b31e6b37ad5267837800c8a7dc79c4df1bba6890f51dabe3f36ba21a11e49d5
[INFO] running `Command { std: "docker" "start" "-a" "5b31e6b37ad5267837800c8a7dc79c4df1bba6890f51dabe3f36ba21a11e49d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling zero v0.1.2
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling clang-sys v1.0.3
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling vsprintf v1.0.3
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling quick-xml v0.20.0
[INFO] [stderr]    Compiling libflate v1.0.3
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling hexdump v0.1.0
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling libbpf-sys v0.2.0-3
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling perf-event-open-sys v1.0.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling sudo v0.6.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling llvm-sys v110.0.0
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling procfs v0.7.9
[INFO] [stderr]    Compiling dashmap v3.11.10
[INFO] [stderr]    Compiling synstructure v0.12.4
[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-1.0.60/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"' --cfg 'feature="visit"' -C metadata=50fd7a59a764a308 -C extra-filename=-50fd7a59a764a308 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-755220030b6adeba.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6e57b1cb19197bbb.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-745589536fdb3b82.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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5b31e6b37ad5267837800c8a7dc79c4df1bba6890f51dabe3f36ba21a11e49d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b31e6b37ad5267837800c8a7dc79c4df1bba6890f51dabe3f36ba21a11e49d5", kill_on_drop: false }`
[INFO] [stdout] 5b31e6b37ad5267837800c8a7dc79c4df1bba6890f51dabe3f36ba21a11e49d5