[INFO] cloning repository https://github.com/matthewhjt/adpro-tutorial8-subscriber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthewhjt/adpro-tutorial8-subscriber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewhjt%2Fadpro-tutorial8-subscriber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewhjt%2Fadpro-tutorial8-subscriber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec2d6920bd49984d05c88d53c53519e3207c57f1
[INFO] building matthewhjt/adpro-tutorial8-subscriber against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewhjt%2Fadpro-tutorial8-subscriber" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/matthewhjt/adpro-tutorial8-subscriber
[INFO] finished tweaking git repo https://github.com/matthewhjt/adpro-tutorial8-subscriber
[INFO] tweaked toml for git repo https://github.com/matthewhjt/adpro-tutorial8-subscriber written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matthewhjt/adpro-tutorial8-subscriber on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/matthewhjt/adpro-tutorial8-subscriber 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc1c9ce1458c20a44a6af8b3005c02966cfbfb6c53947a558794977e5567a1aa
[INFO] running `Command { std: "docker" "start" "-a" "fc1c9ce1458c20a44a6af8b3005c02966cfbfb6c53947a558794977e5567a1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc1c9ce1458c20a44a6af8b3005c02966cfbfb6c53947a558794977e5567a1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1c9ce1458c20a44a6af8b3005c02966cfbfb6c53947a558794977e5567a1aa", kill_on_drop: false }`
[INFO] [stdout] fc1c9ce1458c20a44a6af8b3005c02966cfbfb6c53947a558794977e5567a1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60485e32b9172f796ca89868aaf92befcc1842f77720b28e1dffd7fc8f30e49a
[INFO] running `Command { std: "docker" "start" "-a" "60485e32b9172f796ca89868aaf92befcc1842f77720b28e1dffd7fc8f30e49a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling cookie-factory v0.2.4
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling input_buffer v0.5.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling mio v0.8.11
[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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.60/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=39cdc7231c276b65 -C extra-filename=-06674bae02b90887 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cd783e91e9969cc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6bde5cd1c8ecb660.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "60485e32b9172f796ca89868aaf92befcc1842f77720b28e1dffd7fc8f30e49a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60485e32b9172f796ca89868aaf92befcc1842f77720b28e1dffd7fc8f30e49a", kill_on_drop: false }`
[INFO] [stdout] 60485e32b9172f796ca89868aaf92befcc1842f77720b28e1dffd7fc8f30e49a