[INFO] cloning repository https://github.com/luukvanderduim/zbus-lockstep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luukvanderduim/zbus-lockstep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluukvanderduim%2Fzbus-lockstep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluukvanderduim%2Fzbus-lockstep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98185310cf404d4777e68d067770c3f42f143f86
[INFO] checking luukvanderduim/zbus-lockstep against try#47988eeabf6090a44f37845ce0a796693c491c97 for pr-115974
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluukvanderduim%2Fzbus-lockstep" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luukvanderduim/zbus-lockstep on toolchain 47988eeabf6090a44f37845ce0a796693c491c97
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47988eeabf6090a44f37845ce0a796693c491c97" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luukvanderduim/zbus-lockstep
[INFO] finished tweaking git repo https://github.com/luukvanderduim/zbus-lockstep
[INFO] tweaked toml for git repo https://github.com/luukvanderduim/zbus-lockstep written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/luukvanderduim/zbus-lockstep 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" "+47988eeabf6090a44f37845ce0a796693c491c97" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+47988eeabf6090a44f37845ce0a796693c491c97" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bac7fccf6e0f69c3344a008cf50dff78b57b9745e2b44ebd4efe98001f7ddf4f
[INFO] running `Command { std: "docker" "start" "-a" "bac7fccf6e0f69c3344a008cf50dff78b57b9745e2b44ebd4efe98001f7ddf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bac7fccf6e0f69c3344a008cf50dff78b57b9745e2b44ebd4efe98001f7ddf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bac7fccf6e0f69c3344a008cf50dff78b57b9745e2b44ebd4efe98001f7ddf4f", kill_on_drop: false }`
[INFO] [stdout] bac7fccf6e0f69c3344a008cf50dff78b57b9745e2b44ebd4efe98001f7ddf4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+47988eeabf6090a44f37845ce0a796693c491c97" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1655d5f1673adca96c5c54edd5a51740513e2ec50b5da375d4694b3c145c7372
[INFO] running `Command { std: "docker" "start" "-a" "1655d5f1673adca96c5c54edd5a51740513e2ec50b5da375d4694b3c145c7372", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.6.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]    Compiling aho-corasick v1.0.5
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking atomic-waker v1.1.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking blocking v1.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking xml-rs v0.8.16
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking async-executor v1.5.1
[INFO] [stderr]     Checking async-broadcast v0.5.1
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling regex-automata v0.3.7
[INFO] [stderr]     Checking xdg-home v1.0.0
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling rustix v0.38.10
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking fastrand v2.0.0
[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/47988eeabf6090a44f37845ce0a796693c491c97/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.29/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-mut"' -C metadata=25730e8b34cdff43 -C extra-filename=-25730e8b34cdff43 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-aa85291f874bf796.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8570e9f8fa4d92fd.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-27c541bdd3194d90.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" "1655d5f1673adca96c5c54edd5a51740513e2ec50b5da375d4694b3c145c7372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1655d5f1673adca96c5c54edd5a51740513e2ec50b5da375d4694b3c145c7372", kill_on_drop: false }`
[INFO] [stdout] 1655d5f1673adca96c5c54edd5a51740513e2ec50b5da375d4694b3c145c7372