[INFO] cloning repository https://github.com/akshayknarayan/wtf-prometheus-agent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akshayknarayan/wtf-prometheus-agent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshayknarayan%2Fwtf-prometheus-agent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshayknarayan%2Fwtf-prometheus-agent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af9308a549d68c2422cb147d844bfa097c3c2dc1
[INFO] building akshayknarayan/wtf-prometheus-agent against master#d59f06fc64844ec2073e5e888f7470989ef25ff9 for pr-119440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshayknarayan%2Fwtf-prometheus-agent" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akshayknarayan/wtf-prometheus-agent on toolchain d59f06fc64844ec2073e5e888f7470989ef25ff9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akshayknarayan/wtf-prometheus-agent
[INFO] finished tweaking git repo https://github.com/akshayknarayan/wtf-prometheus-agent
[INFO] tweaked toml for git repo https://github.com/akshayknarayan/wtf-prometheus-agent written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/akshayknarayan/wtf-prometheus-agent 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" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded duration-str v0.5.1
[INFO] [stderr]   Downloaded prometheus-parse v0.2.4
[INFO] [stderr]   Downloaded tempfile v3.7.0
[INFO] [stderr]   Downloaded serde v1.0.177
[INFO] [stderr]   Downloaded winnow v0.5.1
[INFO] [stderr]   Downloaded serde_derive v1.0.177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 327b0aec1064b4c0a4174d2de554b70a504d04db2b656456c88a763eafe0030f
[INFO] running `Command { std: "docker" "start" "-a" "327b0aec1064b4c0a4174d2de554b70a504d04db2b656456c88a763eafe0030f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "327b0aec1064b4c0a4174d2de554b70a504d04db2b656456c88a763eafe0030f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327b0aec1064b4c0a4174d2de554b70a504d04db2b656456c88a763eafe0030f", kill_on_drop: false }`
[INFO] [stdout] 327b0aec1064b4c0a4174d2de554b70a504d04db2b656456c88a763eafe0030f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6db8c4db2a86003b38f6ec22b473551738ae4ae741e442ffdda147d31cd61038
[INFO] running `Command { std: "docker" "start" "-a" "6db8c4db2a86003b38f6ec22b473551738ae4ae741e442ffdda147d31cd61038", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.177
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.177
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling rust_decimal v1.30.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling object v0.31.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling winnow v0.5.1
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling time v0.3.23
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling encoding_rs v0.8.32
[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/d59f06fc64844ec2073e5e888f7470989ef25ff9/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.27/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=8a63187ee04967bb -C extra-filename=-8a63187ee04967bb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f21fe8ecedcb5f57.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-210eeca9952c32f0.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-134c9022163e6338.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" "6db8c4db2a86003b38f6ec22b473551738ae4ae741e442ffdda147d31cd61038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db8c4db2a86003b38f6ec22b473551738ae4ae741e442ffdda147d31cd61038", kill_on_drop: false }`
[INFO] [stdout] 6db8c4db2a86003b38f6ec22b473551738ae4ae741e442ffdda147d31cd61038