[INFO] fetching crate r2d2_mysql_rustls 26.0.0...
[INFO] building r2d2_mysql_rustls-26.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate r2d2_mysql_rustls 26.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate r2d2_mysql_rustls 26.0.0
[INFO] finished tweaking crates.io crate r2d2_mysql_rustls 26.0.0
[INFO] tweaked toml for crates.io crate r2d2_mysql_rustls 26.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r2d2_mysql_rustls 26.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate r2d2_mysql_rustls 26.0.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3a6d801eb442023d1e360fd4ba2be1f8079c66268a800e40689961e46c871cc
[INFO] running `Command { std: "docker" "start" "-a" "c3a6d801eb442023d1e360fd4ba2be1f8079c66268a800e40689961e46c871cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3a6d801eb442023d1e360fd4ba2be1f8079c66268a800e40689961e46c871cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a6d801eb442023d1e360fd4ba2be1f8079c66268a800e40689961e46c871cc", kill_on_drop: false }`
[INFO] [stdout] c3a6d801eb442023d1e360fd4ba2be1f8079c66268a800e40689961e46c871cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 811a75f82b7e4d79a13c591be209cc2e126d84a25cbcd6da51b2309ed33782b1
[INFO] running `Command { std: "docker" "start" "-a" "811a75f82b7e4d79a13c591be209cc2e126d84a25cbcd6da51b2309ed33782b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling zstd-safe v7.2.3
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling winnow v0.7.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling rustls v0.23.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling saturating v0.1.0
[INFO] [stderr]    Compiling mysql v26.0.0
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling pem v3.0.5
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling webpki-roots v0.26.8
[INFO] [stderr]    Compiling btoi v0.4.3
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling twox-hash v2.1.0
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling r2d2 v0.8.10
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.14+zstd.1.5.7
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling mysql_common v0.34.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling flate2 v1.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling derive_utils v0.15.0
[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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/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="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=b8776ed1c397625c -C extra-filename=-d15ae4b3f0987337 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-21e3e1a6b62590dc.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d9cd4251aac42a18.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "811a75f82b7e4d79a13c591be209cc2e126d84a25cbcd6da51b2309ed33782b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "811a75f82b7e4d79a13c591be209cc2e126d84a25cbcd6da51b2309ed33782b1", kill_on_drop: false }`
[INFO] [stdout] 811a75f82b7e4d79a13c591be209cc2e126d84a25cbcd6da51b2309ed33782b1