[INFO] cloning repository https://github.com/mooseman1241/stacks-reference
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mooseman1241/stacks-reference" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmooseman1241%2Fstacks-reference", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmooseman1241%2Fstacks-reference'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5257c0fe56b2fd5a924df603ba5980a75df4da2c
[INFO] building mooseman1241/stacks-reference against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmooseman1241%2Fstacks-reference" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mooseman1241/stacks-reference
[INFO] finished tweaking git repo https://github.com/mooseman1241/stacks-reference
[INFO] tweaked toml for git repo https://github.com/mooseman1241/stacks-reference written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mooseman1241/stacks-reference on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mooseman1241/stacks-reference 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 225e2abb4e54d322961a6313de0c065a8b72c809c1e83c2333d46bf72edc2539
[INFO] running `Command { std: "docker" "start" "-a" "225e2abb4e54d322961a6313de0c065a8b72c809c1e83c2333d46bf72edc2539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "225e2abb4e54d322961a6313de0c065a8b72c809c1e83c2333d46bf72edc2539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225e2abb4e54d322961a6313de0c065a8b72c809c1e83c2333d46bf72edc2539", kill_on_drop: false }`
[INFO] [stdout] 225e2abb4e54d322961a6313de0c065a8b72c809c1e83c2333d46bf72edc2539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6919c480afd89fb17cd3a5b71052d70e125407a841d681cd19f9f5cf179412a
[INFO] running `Command { std: "docker" "start" "-a" "e6919c480afd89fb17cd3a5b71052d70e125407a841d681cd19f9f5cf179412a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling zeroize v1.5.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling keccak v0.1.2
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling psm v0.1.18
[INFO] [stderr]    Compiling sha2-asm v0.6.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.5
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]    Compiling stacker v0.1.14
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling hashlink v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling time v0.3.11
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling ripemd v0.1.1
[INFO] [stderr]    Compiling sha3 v0.10.1
[INFO] [stderr]    Compiling slog-term v2.9.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling blockstack-core v0.0.1 (https://github.com/stacks-network/stacks-blockchain#08c163ba)
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling hex v0.4.3
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=e133a9def35d90ed -C extra-filename=-c898c15c6be5c1c8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b0b7d9e6fbf14e76.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-816a53e66e9adb36.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-17b42ad7ead1f2b7.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" "e6919c480afd89fb17cd3a5b71052d70e125407a841d681cd19f9f5cf179412a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6919c480afd89fb17cd3a5b71052d70e125407a841d681cd19f9f5cf179412a", kill_on_drop: false }`
[INFO] [stdout] e6919c480afd89fb17cd3a5b71052d70e125407a841d681cd19f9f5cf179412a