[INFO] cloning repository https://github.com/intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintrepion%2Fintrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintrepion%2Fintrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d4e7ca50f4ed3c8afb09a16dcbeabbf6c8f7df12 [INFO] checking intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web against try#1f308f12738d8cc40bb23bf0c8114b37c164bb49 for pr-137268 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintrepion%2Fintrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web on toolchain 1f308f12738d8cc40bb23bf0c8114b37c164bb49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web [INFO] finished tweaking git repo https://github.com/intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web [INFO] tweaked toml for git repo https://github.com/intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/intrepion/intrepion-counting-the-number-of-characters-json-rpc-server-rust-actix-web 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" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.76 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.81 [INFO] [stderr] Downloaded serde-aux v4.1.0 [INFO] [stderr] Downloaded tracing-actix-web v0.6.2 [INFO] [stderr] Downloaded hyper-rustls v0.23.1 [INFO] [stderr] Downloaded pest_generator v2.4.1 [INFO] [stderr] Downloaded pest_meta v2.4.1 [INFO] [stderr] Downloaded pest_derive v2.4.1 [INFO] [stderr] Downloaded cxx-build v1.0.81 [INFO] [stderr] Downloaded cxx v1.0.81 [INFO] [stderr] Downloaded pest v2.4.1 [INFO] [stderr] Downloaded publicsuffix v2.2.3 [INFO] [stderr] Downloaded cookie_store v0.16.1 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.81 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfa9475c835597c83aad0f71bddd68ce6c17649356afd3f0f59a3016641256d5 [INFO] running `Command { std: "docker" "start" "-a" "cfa9475c835597c83aad0f71bddd68ce6c17649356afd3f0f59a3016641256d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfa9475c835597c83aad0f71bddd68ce6c17649356afd3f0f59a3016641256d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfa9475c835597c83aad0f71bddd68ce6c17649356afd3f0f59a3016641256d5", kill_on_drop: false }` [INFO] [stdout] cfa9475c835597c83aad0f71bddd68ce6c17649356afd3f0f59a3016641256d5 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7dab59f0eeb40af89bcdbf73d9e6f4c10d806e5c6e1032ea150f05ba8f7bd4d [INFO] running `Command { std: "docker" "start" "-a" "a7dab59f0eeb40af89bcdbf73d9e6f4c10d806e5c6e1032ea150f05ba8f7bd4d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling serde_derive v1.0.147 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Checking percent-encoding v2.2.0 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling serde_json v1.0.87 [INFO] [stderr] Compiling time-core v0.1.0 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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 time-macros v0.2.6 [INFO] [stderr] Checking form_urlencoded v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling cookie v0.16.1 [INFO] [stderr] Checking local-waker v0.1.3 [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Checking httpdate v1.0.2 [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" "a7dab59f0eeb40af89bcdbf73d9e6f4c10d806e5c6e1032ea150f05ba8f7bd4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7dab59f0eeb40af89bcdbf73d9e6f4c10d806e5c6e1032ea150f05ba8f7bd4d", kill_on_drop: false }` [INFO] [stdout] a7dab59f0eeb40af89bcdbf73d9e6f4c10d806e5c6e1032ea150f05ba8f7bd4d