[INFO] cloning repository https://github.com/0xJepsen/matchmaker-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xJepsen/matchmaker-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xJepsen%2Fmatchmaker-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xJepsen%2Fmatchmaker-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f4249ef7f2fbdc21312acdb12ce797546652383
[INFO] checking 0xJepsen/matchmaker-rs against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xJepsen%2Fmatchmaker-rs" "/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/0xJepsen/matchmaker-rs
[INFO] finished tweaking git repo https://github.com/0xJepsen/matchmaker-rs
[INFO] tweaked toml for git repo https://github.com/0xJepsen/matchmaker-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xJepsen/matchmaker-rs on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xJepsen/matchmaker-rs 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "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" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d679ca2a010d56dfc622ce7e99b95e1ed03417917535421806fe206642518cb
[INFO] running `Command { std: "docker" "start" "-a" "1d679ca2a010d56dfc622ce7e99b95e1ed03417917535421806fe206642518cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d679ca2a010d56dfc622ce7e99b95e1ed03417917535421806fe206642518cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d679ca2a010d56dfc622ce7e99b95e1ed03417917535421806fe206642518cb", kill_on_drop: false }`
[INFO] [stdout] 1d679ca2a010d56dfc622ce7e99b95e1ed03417917535421806fe206642518cb
[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" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c91d97c339d3d5dbbe3524750ca875dad389a3badb40606dbc7e26e05f8915a
[INFO] running `Command { std: "docker" "start" "-a" "1c91d97c339d3d5dbbe3524750ca875dad389a3badb40606dbc7e26e05f8915a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]     Checking const-oid v0.9.2
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking der v0.7.6
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking keccak v0.1.4
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking spki v0.7.2
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking sec1 v0.7.2
[INFO] [stderr]     Checking crypto-bigint v0.5.2
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.86
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking signature v2.1.0
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking elliptic-curve v0.13.5
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling rustls v0.21.1
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking ecdsa v0.16.7
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking k256 v0.13.1
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.86
[INFO] [stderr]    Compiling prettyplease v0.2.6
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking ipnet v2.7.2
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.86
[INFO] [stderr]     Checking rustls-webpki v0.100.2
[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/ddcf048784667508cd676fef4667f88ae15628a3/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --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=220f33fccc4a1a9b -C extra-filename=-826d2936caa7394d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1bf040fcc5cd60fd.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f7daad9b4910fce3.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6984f38657b6eff3.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" "1c91d97c339d3d5dbbe3524750ca875dad389a3badb40606dbc7e26e05f8915a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c91d97c339d3d5dbbe3524750ca875dad389a3badb40606dbc7e26e05f8915a", kill_on_drop: false }`
[INFO] [stdout] 1c91d97c339d3d5dbbe3524750ca875dad389a3badb40606dbc7e26e05f8915a
