[INFO] cloning repository https://github.com/Big-B/n-body
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Big-B/n-body" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBig-B%2Fn-body", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBig-B%2Fn-body'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 978cb4014e11323f5b54868097ae2345ce3eefcb
[INFO] testing Big-B/n-body against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBig-B%2Fn-body" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Big-B/n-body 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 git repo https://github.com/Big-B/n-body
[INFO] finished tweaking git repo https://github.com/Big-B/n-body
[INFO] tweaked toml for git repo https://github.com/Big-B/n-body written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/Big-B/n-body already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] ba9a1560a3bf4c866d42850b949650aa54b9ce5aad90a8074050dfe163cba33a
[INFO] running `Command { std: "docker" "start" "-a" "ba9a1560a3bf4c866d42850b949650aa54b9ce5aad90a8074050dfe163cba33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba9a1560a3bf4c866d42850b949650aa54b9ce5aad90a8074050dfe163cba33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba9a1560a3bf4c866d42850b949650aa54b9ce5aad90a8074050dfe163cba33a", kill_on_drop: false }`
[INFO] [stdout] ba9a1560a3bf4c866d42850b949650aa54b9ce5aad90a8074050dfe163cba33a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 17c7fc9c4ac30e24e148db037a07b0b51d28c3980d9a5a03b0cc82030d48a9b5
[INFO] running `Command { std: "docker" "start" "-a" "17c7fc9c4ac30e24e148db037a07b0b51d28c3980d9a5a03b0cc82030d48a9b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[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-1.0.14/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"' --cfg 'feature="visit-mut"' -C metadata=765874f0e533cdd2 -C extra-filename=-765874f0e533cdd2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b9bfa13d99042047.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a08c2ac328618d49.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-7302ed5398444af1.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" "17c7fc9c4ac30e24e148db037a07b0b51d28c3980d9a5a03b0cc82030d48a9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c7fc9c4ac30e24e148db037a07b0b51d28c3980d9a5a03b0cc82030d48a9b5", kill_on_drop: false }`
[INFO] [stdout] 17c7fc9c4ac30e24e148db037a07b0b51d28c3980d9a5a03b0cc82030d48a9b5