[INFO] cloning repository https://github.com/terhechte/uniffi-swift-async-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/terhechte/uniffi-swift-async-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterhechte%2Funiffi-swift-async-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterhechte%2Funiffi-swift-async-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48ceed6989cfdc3eb86c870e5d7243e3c0271cdd
[INFO] checking terhechte/uniffi-swift-async-example against try#149edce6c6ee840adb602803b96d083101ef3592 for pr-133502-16
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterhechte%2Funiffi-swift-async-example" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/terhechte/uniffi-swift-async-example
[INFO] finished tweaking git repo https://github.com/terhechte/uniffi-swift-async-example
[INFO] tweaked toml for git repo https://github.com/terhechte/uniffi-swift-async-example written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/terhechte/uniffi-swift-async-example on toolchain 149edce6c6ee840adb602803b96d083101ef3592
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/terhechte/uniffi-swift-async-example 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" "+149edce6c6ee840adb602803b96d083101ef3592" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38ce778a251c3e4794664dabd1221f129656d3e3977b06d944f88c3d7fd000a3
[INFO] running `Command { std: "docker" "start" "-a" "38ce778a251c3e4794664dabd1221f129656d3e3977b06d944f88c3d7fd000a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38ce778a251c3e4794664dabd1221f129656d3e3977b06d944f88c3d7fd000a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ce778a251c3e4794664dabd1221f129656d3e3977b06d944f88c3d7fd000a3", kill_on_drop: false }`
[INFO] [stdout] 38ce778a251c3e4794664dabd1221f129656d3e3977b06d944f88c3d7fd000a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+149edce6c6ee840adb602803b96d083101ef3592" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54b9c1828fd30291bc999df0c91df8a745d5080054a322ba94c362aa7929847c
[INFO] running `Command { std: "docker" "start" "-a" "54b9c1828fd30291bc999df0c91df8a745d5080054a322ba94c362aa7929847c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking value-bag v1.4.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling prettyplease v0.2.12
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling bindgen v0.66.1
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling fs-err v2.9.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.23
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking atomic-waker v1.1.1
[INFO] [stderr]     Checking blocking v1.3.1
[INFO] [stderr]     Checking async-executor v1.5.1
[INFO] [stderr]    Compiling tts v0.25.5
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.3.6
[INFO] [stderr]     Checking dyn-clone v1.0.13
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking oxilangtag v0.1.3
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking spanish-numbers v0.1.4
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling weedle2 v4.0.0 (https://github.com/mozilla/uniffi-rs/#e20b9c2b)
[INFO] [stderr]    Compiling basic-toml v0.1.4
[INFO] [stderr]    Compiling cargo-platform v0.1.3
[INFO] [stderr] error: could not compile `serde` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/149edce6c6ee840adb602803b96d083101ef3592/bin/rustc --crate-name serde --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.183/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "derive", "rc", "serde_derive", "std", "unstable"))' -C metadata=100858e5af8c6e47 -C extra-filename=-72abf2e8ea31acc4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-c8e23b137c8f9697.so --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" "54b9c1828fd30291bc999df0c91df8a745d5080054a322ba94c362aa7929847c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b9c1828fd30291bc999df0c91df8a745d5080054a322ba94c362aa7929847c", kill_on_drop: false }`
[INFO] [stdout] 54b9c1828fd30291bc999df0c91df8a745d5080054a322ba94c362aa7929847c