[INFO] cloning repository https://github.com/MathiasStadler/example-cov
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MathiasStadler/example-cov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasStadler%2Fexample-cov", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasStadler%2Fexample-cov'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49440f8b61eaf31fb6d2ed24f6cfd6d3eff97a63
[INFO] checking MathiasStadler/example-cov against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasStadler%2Fexample-cov" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MathiasStadler/example-cov
[INFO] finished tweaking git repo https://github.com/MathiasStadler/example-cov
[INFO] tweaked toml for git repo https://github.com/MathiasStadler/example-cov written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MathiasStadler/example-cov on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MathiasStadler/example-cov 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47d1d08604cf7fa5282785894748e968f9dcda1a475edbbfe0193b8707647e57
[INFO] running `Command { std: "docker" "start" "-a" "47d1d08604cf7fa5282785894748e968f9dcda1a475edbbfe0193b8707647e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47d1d08604cf7fa5282785894748e968f9dcda1a475edbbfe0193b8707647e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d1d08604cf7fa5282785894748e968f9dcda1a475edbbfe0193b8707647e57", kill_on_drop: false }`
[INFO] [stdout] 47d1d08604cf7fa5282785894748e968f9dcda1a475edbbfe0193b8707647e57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 677fbdfa12b1d68755d833be9b321191c50fc6d0879f0eb079dfec9e443f7ffe
[INFO] running `Command { std: "docker" "start" "-a" "677fbdfa12b1d68755d833be9b321191c50fc6d0879f0eb079dfec9e443f7ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking miniz_oxide v0.7.3
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling camino v1.1.7
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]    Compiling anyhow v1.0.85
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking gzip-header v1.0.0
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]    Compiling llvm_profparser v0.5.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking winnow v0.6.8
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling procfs v0.16.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling cargo-tarpaulin v0.30.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking procfs-core v0.16.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking gimli v0.29.0
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling libssh2-sys v0.3.0
[INFO] [stderr]    Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[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/5de9e0e6cf775e94e0de2003f35e183f3f77bfe8/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.64/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="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=3ceee6f3a7e71d4a -C extra-filename=-3dc6be6dbaefd23c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-26cc22cd40e32dc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1bb94451aaaf2f65.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "677fbdfa12b1d68755d833be9b321191c50fc6d0879f0eb079dfec9e443f7ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677fbdfa12b1d68755d833be9b321191c50fc6d0879f0eb079dfec9e443f7ffe", kill_on_drop: false }`
[INFO] [stdout] 677fbdfa12b1d68755d833be9b321191c50fc6d0879f0eb079dfec9e443f7ffe