[INFO] cloning repository https://github.com/sunsided/prometheus-grpc-proxy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunsided/prometheus-grpc-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Fprometheus-grpc-proxy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Fprometheus-grpc-proxy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec07bcb2cbba271bacd264010879dd75d7491f39 [INFO] checking sunsided/prometheus-grpc-proxy against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Fprometheus-grpc-proxy" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunsided/prometheus-grpc-proxy on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sunsided/prometheus-grpc-proxy [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/sunsided/prometheus-grpc-proxy [INFO] tweaked toml for git repo https://github.com/sunsided/prometheus-grpc-proxy written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sunsided/prometheus-grpc-proxy 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" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f2e08c6a9e1c4a60915f4e49c97d5ae66923ba10c1176e44ac841b77d6e4755c [INFO] running `Command { std: "docker" "start" "-a" "f2e08c6a9e1c4a60915f4e49c97d5ae66923ba10c1176e44ac841b77d6e4755c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2e08c6a9e1c4a60915f4e49c97d5ae66923ba10c1176e44ac841b77d6e4755c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2e08c6a9e1c4a60915f4e49c97d5ae66923ba10c1176e44ac841b77d6e4755c", kill_on_drop: false }` [INFO] [stdout] f2e08c6a9e1c4a60915f4e49c97d5ae66923ba10c1176e44ac841b77d6e4755c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fb7ee04fbcd0f8bd880c13052061a1c9962d188cbfc604e860836140cb6027a [INFO] running `Command { std: "docker" "start" "-a" "7fb7ee04fbcd0f8bd880c13052061a1c9962d188cbfc604e860836140cb6027a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling parking_lot_core v0.9.5 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling serde v1.0.149 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling anyhow v1.0.66 [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] Compiling either v1.8.0 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling tokio v1.23.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling jobserver v0.1.25 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [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" "7fb7ee04fbcd0f8bd880c13052061a1c9962d188cbfc604e860836140cb6027a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fb7ee04fbcd0f8bd880c13052061a1c9962d188cbfc604e860836140cb6027a", kill_on_drop: false }` [INFO] [stdout] 7fb7ee04fbcd0f8bd880c13052061a1c9962d188cbfc604e860836140cb6027a