[INFO] fetching crate matrix-sdk-sql 0.1.0-beta.2...
[INFO] building matrix-sdk-sql-0.1.0-beta.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate matrix-sdk-sql 0.1.0-beta.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate matrix-sdk-sql 0.1.0-beta.2
[INFO] finished tweaking crates.io crate matrix-sdk-sql 0.1.0-beta.2
[INFO] tweaked toml for crates.io crate matrix-sdk-sql 0.1.0-beta.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate matrix-sdk-sql 0.1.0-beta.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 305 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding dashmap v5.5.3 (available: v6.1.0)
[INFO] [stderr]       Adding educe v0.4.23 (available: v0.6.0)
[INFO] [stderr]       Adding matrix-sdk-base v0.5.1 (available: v0.14.1)
[INFO] [stderr]       Adding matrix-sdk-crypto v0.5.0 (available: v0.14.0)
[INFO] [stderr]       Adding matrix-sdk-store-encryption v0.1.0 (available: v0.14.0)
[INFO] [stderr]       Adding matrix-sdk-test v0.5.0 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding ruma v0.6.4 (available: v0.13.0)
[INFO] [stderr]       Adding sqlx v0.5.13 (available: v0.8.6)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 237a9fbaf56f7025ea1b4dcef56c6dcd721b54b1300018a4da4555817d6bab3d
[INFO] running `Command { std: "docker" "start" "-a" "237a9fbaf56f7025ea1b4dcef56c6dcd721b54b1300018a4da4555817d6bab3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "237a9fbaf56f7025ea1b4dcef56c6dcd721b54b1300018a4da4555817d6bab3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "237a9fbaf56f7025ea1b4dcef56c6dcd721b54b1300018a4da4555817d6bab3d", kill_on_drop: false }`
[INFO] [stdout] 237a9fbaf56f7025ea1b4dcef56c6dcd721b54b1300018a4da4555817d6bab3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f10097c760fcf82dd7a2a945c21ffa18521ebcc5faa64cc14614338bd34aadff
[INFO] running `Command { std: "docker" "start" "-a" "f10097c760fcf82dd7a2a945c21ffa18521ebcc5faa64cc14614338bd34aadff", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling const-oid v0.6.2
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling der v0.4.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling wildmatch v2.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling crc-catalog v1.1.1
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling rand v0.7.3
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/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=ee894400a4fd9b27 -C extra-filename=-e2d2b41cfbe01974 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a28683de7e2d991e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-084ae52e87cd4d87.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.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" "f10097c760fcf82dd7a2a945c21ffa18521ebcc5faa64cc14614338bd34aadff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10097c760fcf82dd7a2a945c21ffa18521ebcc5faa64cc14614338bd34aadff", kill_on_drop: false }`
[INFO] [stdout] f10097c760fcf82dd7a2a945c21ffa18521ebcc5faa64cc14614338bd34aadff