[INFO] cloning repository https://github.com/MindFlavor/prometheus_wireguard_exporter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MindFlavor/prometheus_wireguard_exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMindFlavor%2Fprometheus_wireguard_exporter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMindFlavor%2Fprometheus_wireguard_exporter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d82a9c06c3262867322519970865dbcc6e5b93b [INFO] checking MindFlavor/prometheus_wireguard_exporter/2d82a9c06c3262867322519970865dbcc6e5b93b against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMindFlavor%2Fprometheus_wireguard_exporter" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MindFlavor/prometheus_wireguard_exporter on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/MindFlavor/prometheus_wireguard_exporter [INFO] finished tweaking git repo https://github.com/MindFlavor/prometheus_wireguard_exporter [INFO] tweaked toml for git repo https://github.com/MindFlavor/prometheus_wireguard_exporter written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/MindFlavor/prometheus_wireguard_exporter 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-utils v0.8.13 [INFO] [stderr] Downloaded prometheus_exporter_base v1.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65fe96fda8323098e620cff4732ddde05c26a6ac92477e105f0b923e5fda085c [INFO] running `Command { std: "docker" "start" "-a" "65fe96fda8323098e620cff4732ddde05c26a6ac92477e105f0b923e5fda085c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65fe96fda8323098e620cff4732ddde05c26a6ac92477e105f0b923e5fda085c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65fe96fda8323098e620cff4732ddde05c26a6ac92477e105f0b923e5fda085c", kill_on_drop: false }` [INFO] [stdout] 65fe96fda8323098e620cff4732ddde05c26a6ac92477e105f0b923e5fda085c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cf5e1ab25b83684a5cfbfe02bfad76cf4733c5c33239d83cc723dfaac18b08b [INFO] running `Command { std: "docker" "start" "-a" "6cf5e1ab25b83684a5cfbfe02bfad76cf4733c5c33239d83cc723dfaac18b08b", kill_on_drop: false }` [INFO] [stderr] warning: prometheus_wireguard_exporter v3.6.6 (/opt/rustwide/workdir) ignoring invalid dependency `clippy` which is missing a lib target [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling cc v1.0.77 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling tokio v1.22.0 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Checking num-traits v0.2.15 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Compiling rustls v0.20.7 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Checking rustls-pemfile v1.0.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling serde_json v1.0.88 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rustls-native-certs v0.6.2 [INFO] [stderr] Checking os_str_bytes v6.4.1 [INFO] [stderr] Compiling anyhow v1.0.66 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking clap_lex v0.3.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6cf5e1ab25b83684a5cfbfe02bfad76cf4733c5c33239d83cc723dfaac18b08b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cf5e1ab25b83684a5cfbfe02bfad76cf4733c5c33239d83cc723dfaac18b08b", kill_on_drop: false }` [INFO] [stdout] 6cf5e1ab25b83684a5cfbfe02bfad76cf4733c5c33239d83cc723dfaac18b08b