[INFO] cloning repository https://github.com/brushmyskills/rust-link-scraper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brushmyskills/rust-link-scraper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrushmyskills%2Frust-link-scraper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrushmyskills%2Frust-link-scraper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6fb9d6b07e6cfceb8f768e0a87ca07cf1dc048d9 [INFO] checking brushmyskills/rust-link-scraper/6fb9d6b07e6cfceb8f768e0a87ca07cf1dc048d9 against master#9050733395f7c10560d49f549e022f411fa28cea for pr-146972 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrushmyskills%2Frust-link-scraper" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/brushmyskills/rust-link-scraper [INFO] finished tweaking git repo https://github.com/brushmyskills/rust-link-scraper [INFO] tweaked toml for git repo https://github.com/brushmyskills/rust-link-scraper written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/brushmyskills/rust-link-scraper on toolchain 9050733395f7c10560d49f549e022f411fa28cea [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9050733395f7c10560d49f549e022f411fa28cea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/brushmyskills/rust-link-scraper 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" "+9050733395f7c10560d49f549e022f411fa28cea" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded select v0.5.0 [INFO] [stderr] Downloaded string_cache v0.8.4 [INFO] [stderr] Downloaded xml5ever v0.16.2 [INFO] [stderr] Downloaded unicode-bidi v0.3.9 [INFO] [stderr] Downloaded security-framework v2.8.0 [INFO] [stderr] Downloaded object v0.30.2 [INFO] [stderr] Downloaded tokio v1.24.2 [INFO] [stderr] Downloaded gimli v0.27.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9050733395f7c10560d49f549e022f411fa28cea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aeebc464599a1284c7d0e6c161d45016c38788f97f5c618c0183daf736fa2ce5 [INFO] running `Command { std: "docker" "start" "-a" "aeebc464599a1284c7d0e6c161d45016c38788f97f5c618c0183daf736fa2ce5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aeebc464599a1284c7d0e6c161d45016c38788f97f5c618c0183daf736fa2ce5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aeebc464599a1284c7d0e6c161d45016c38788f97f5c618c0183daf736fa2ce5", kill_on_drop: false }` [INFO] [stdout] aeebc464599a1284c7d0e6c161d45016c38788f97f5c618c0183daf736fa2ce5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9050733395f7c10560d49f549e022f411fa28cea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd91362b2be758ad7531518a4ec6e6afcb2f2f6d7b50427354fae15869372fe7 [INFO] running `Command { std: "docker" "start" "-a" "cd91362b2be758ad7531518a4ec6e6afcb2f2f6d7b50427354fae15869372fe7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling parking_lot_core v0.9.6 [INFO] [stderr] Checking once_cell v1.17.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cc v1.0.78 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Compiling tokio v1.24.2 [INFO] [stderr] Checking new_debug_unreachable v1.0.4 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking phf_shared v0.10.0 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Checking futf v0.1.5 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/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 indexmap v1.9.2 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Compiling openssl v0.10.45 [INFO] [stderr] Checking tendril v0.4.3 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking slab v0.4.7 [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Checking unicode-bidi v0.3.9 [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" "cd91362b2be758ad7531518a4ec6e6afcb2f2f6d7b50427354fae15869372fe7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd91362b2be758ad7531518a4ec6e6afcb2f2f6d7b50427354fae15869372fe7", kill_on_drop: false }` [INFO] [stdout] cd91362b2be758ad7531518a4ec6e6afcb2f2f6d7b50427354fae15869372fe7