[INFO] cloning repository https://github.com/oberien/iot2db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oberien/iot2db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fiot2db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fiot2db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17b4a920b454f5551562695ce483098ad095ce42
[INFO] building oberien/iot2db against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fiot2db" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oberien/iot2db on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/oberien/iot2db
[INFO] finished tweaking git repo https://github.com/oberien/iot2db
[INFO] tweaked toml for git repo https://github.com/oberien/iot2db written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/oberien/iot2db 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dcfd7771e61f272111c447c80b9c0ffab1e99e2d10e9968ebe66dcb7eb6dab8
[INFO] running `Command { std: "docker" "start" "-a" "7dcfd7771e61f272111c447c80b9c0ffab1e99e2d10e9968ebe66dcb7eb6dab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dcfd7771e61f272111c447c80b9c0ffab1e99e2d10e9968ebe66dcb7eb6dab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcfd7771e61f272111c447c80b9c0ffab1e99e2d10e9968ebe66dcb7eb6dab8", kill_on_drop: false }`
[INFO] [stdout] 7dcfd7771e61f272111c447c80b9c0ffab1e99e2d10e9968ebe66dcb7eb6dab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e659ccf8b174bf11c3f61ff8dd7fb7372d131c6360063e2bdbcb74a8887efd34
[INFO] running `Command { std: "docker" "start" "-a" "e659ccf8b174bf11c3f61ff8dd7fb7372d131c6360063e2bdbcb74a8887efd34", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling rustls-pki-types v1.10.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling build-env v0.3.1
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling libsystemd-sys v0.9.3
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling addr2line v0.20.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling stringprep v0.1.3
[INFO] [stderr]    Compiling md-5 v0.10.5
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling object v0.31.1
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling postgres-protocol v0.6.5
[INFO] [stderr]    Compiling clap_builder v4.5.31
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling winnow v0.5.0
[INFO] [stderr]    Compiling appendlist v1.4.0
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling any_ascii v0.1.7
[INFO] [stderr]    Compiling foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling lexical-sort v0.3.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling rt-format v0.3.1
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling uuid v1.15.1
[INFO] [stderr]    Compiling postgres-types v0.2.5
[INFO] [stderr]    Compiling flume v0.11.1
[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/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/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-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=07526ce3823aa691 -C extra-filename=-ece66a8faae39e6b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e4ecca311b967ef4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-dc1bf85e516eb45f.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7521e88497d9a0ba.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e659ccf8b174bf11c3f61ff8dd7fb7372d131c6360063e2bdbcb74a8887efd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e659ccf8b174bf11c3f61ff8dd7fb7372d131c6360063e2bdbcb74a8887efd34", kill_on_drop: false }`
[INFO] [stdout] e659ccf8b174bf11c3f61ff8dd7fb7372d131c6360063e2bdbcb74a8887efd34