[INFO] cloning repository https://github.com/graysonhead/dns-agent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/graysonhead/dns-agent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraysonhead%2Fdns-agent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraysonhead%2Fdns-agent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c791b88eda1bd367c2ce31b82e72116bf8fe2a8b
[INFO] checking graysonhead/dns-agent against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraysonhead%2Fdns-agent" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/graysonhead/dns-agent on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/graysonhead/dns-agent
[INFO] finished tweaking git repo https://github.com/graysonhead/dns-agent
[INFO] tweaked toml for git repo https://github.com/graysonhead/dns-agent written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/graysonhead/dns-agent 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8452b2a85d335b2086dd9c9b2e9096e224ddbdda4a09cab57d7655ccd1d0525d
[INFO] running `Command { std: "docker" "start" "-a" "8452b2a85d335b2086dd9c9b2e9096e224ddbdda4a09cab57d7655ccd1d0525d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8452b2a85d335b2086dd9c9b2e9096e224ddbdda4a09cab57d7655ccd1d0525d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8452b2a85d335b2086dd9c9b2e9096e224ddbdda4a09cab57d7655ccd1d0525d", kill_on_drop: false }`
[INFO] [stdout] 8452b2a85d335b2086dd9c9b2e9096e224ddbdda4a09cab57d7655ccd1d0525d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3d39838269fbdb40a9233803ce8f4c4e18614b2e854e42e4e815e746cf27cac
[INFO] running `Command { std: "docker" "start" "-a" "b3d39838269fbdb40a9233803ce8f4c4e18614b2e854e42e4e815e746cf27cac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking litemap v0.7.4
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]     Checking tinyvec v1.8.1
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking miniz_oxide v0.8.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking 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/b32fc44666c052e7cf07ab471bfb6f9ec571902f/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=2ebe7cec10f53e47 -C extra-filename=-8b399ef8a782502c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bbd983628a35f2ae.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-476d7f3fe4c691d1.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7e99a91c9b7e4c20.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" "b3d39838269fbdb40a9233803ce8f4c4e18614b2e854e42e4e815e746cf27cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d39838269fbdb40a9233803ce8f4c4e18614b2e854e42e4e815e746cf27cac", kill_on_drop: false }`
[INFO] [stdout] b3d39838269fbdb40a9233803ce8f4c4e18614b2e854e42e4e815e746cf27cac