[INFO] cloning repository https://github.com/matpb/mysql-mcp-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matpb/mysql-mcp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatpb%2Fmysql-mcp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatpb%2Fmysql-mcp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 335a697c1836b517e256a639bd7692f1c5285e59
[INFO] checking matpb/mysql-mcp-rs against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatpb%2Fmysql-mcp-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/matpb/mysql-mcp-rs
[INFO] finished tweaking git repo https://github.com/matpb/mysql-mcp-rs
[INFO] tweaked toml for git repo https://github.com/matpb/mysql-mcp-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matpb/mysql-mcp-rs on toolchain 901d6c1c62d7c61e05469e996c297476078ee06b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/matpb/mysql-mcp-rs 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" "+901d6c1c62d7c61e05469e996c297476078ee06b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f
[INFO] running `Command { std: "docker" "start" "e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling zerocopy v0.8.42
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling num-bigint-dig v0.8.6
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling rustls-pki-types v1.14.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling rust_decimal v1.40.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling tinyvec v1.11.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling webpki-roots v1.0.6
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling crc v3.4.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling pkcs1 v0.7.5
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]     Checking rustls-webpki v0.103.9
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[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/901d6c1c62d7c61e05469e996c297476078ee06b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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"' --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", "test", "visit", "visit-mut"))' -C metadata=38efe9c620ca8d0f -C extra-filename=-ae6c806947fc9697 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa2c5b8519914b46.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8c98a1a0e58216a9.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" "e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f", kill_on_drop: false }`
[INFO] [stdout] e37342d5d892856dd785aad49f948ba650f41450cb2b10ffcd1ea0c716b6cb8f
