[INFO] fetching crate db_server 0.0.1...
[INFO] testing db_server-0.0.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate db_server 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate db_server 0.0.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate db_server 0.0.1
[INFO] finished tweaking crates.io crate db_server 0.0.1
[INFO] tweaked toml for crates.io crate db_server 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate db_server 0.0.1 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pemfile v2.1.1
[INFO] [stderr]   Downloaded iri-string v0.7.0
[INFO] [stderr]   Downloaded axum-server v0.6.0
[INFO] [stderr]   Downloaded bson v2.9.0
[INFO] [stderr]   Downloaded async_once v0.2.6
[INFO] [stderr]   Downloaded axum-client-ip v0.5.1
[INFO] [stderr]   Downloaded fred v8.0.5
[INFO] [stderr]   Downloaded mongodb v2.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22098214937ffbe8b7bf7b65fb0a604aa954d91c9d0d052af9d0777f780c5b53
[INFO] running `Command { std: "docker" "start" "-a" "22098214937ffbe8b7bf7b65fb0a604aa954d91c9d0d052af9d0777f780c5b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22098214937ffbe8b7bf7b65fb0a604aa954d91c9d0d052af9d0777f780c5b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22098214937ffbe8b7bf7b65fb0a604aa954d91c9d0d052af9d0777f780c5b53", kill_on_drop: false }`
[INFO] [stdout] 22098214937ffbe8b7bf7b65fb0a604aa954d91c9d0d052af9d0777f780c5b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0daa3d0d3465b4a71899093cceaa7752b1fc278f7f27a3d698bcdc77dd65df8d
[INFO] running `Command { std: "docker" "start" "-a" "0daa3d0d3465b4a71899093cceaa7752b1fc278f7f27a3d698bcdc77dd65df8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling zstd-safe v7.0.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling http-body v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling http-body-util v0.1.1
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling axum v0.7.4
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling bytes-utils v0.1.4
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]    Compiling brotli v3.4.0
[INFO] [stderr]    Compiling nonempty v0.7.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling rustls-pki-types v1.3.1
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling cookie-factory v0.3.2
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling arc-swap v1.7.0
[INFO] [stderr]    Compiling schemars v0.8.16
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling chrono v0.4.35
[INFO] [stderr]    Compiling rustls-pemfile v2.1.1
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling redis-protocol v4.1.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling sha-1 v0.10.1
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[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/1871252fc8bb672d40787e67404e6eaae7059369/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=1228e4f677a4a7b9 -C extra-filename=-1228e4f677a4a7b9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c0a7e744780d4271.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cfd72e5a145dea92.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.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" "0daa3d0d3465b4a71899093cceaa7752b1fc278f7f27a3d698bcdc77dd65df8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0daa3d0d3465b4a71899093cceaa7752b1fc278f7f27a3d698bcdc77dd65df8d", kill_on_drop: false }`
[INFO] [stdout] 0daa3d0d3465b4a71899093cceaa7752b1fc278f7f27a3d698bcdc77dd65df8d
