[INFO] cloning repository https://github.com/jhbabon/scout [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhbabon/scout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhbabon%2Fscout", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhbabon%2Fscout'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 708879abd73786a9e5c5b8c65f9e87bac02e5643 [INFO] checking jhbabon/scout/708879abd73786a9e5c5b8c65f9e87bac02e5643 against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhbabon%2Fscout" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jhbabon/scout [INFO] finished tweaking git repo https://github.com/jhbabon/scout [INFO] tweaked toml for git repo https://github.com/jhbabon/scout written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jhbabon/scout on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jhbabon/scout 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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded async-process v1.6.0 [INFO] [stderr] Downloaded concurrent-queue v2.1.0 [INFO] [stderr] Downloaded blocking v1.3.0 [INFO] [stderr] Downloaded atomic-waker v1.1.0 [INFO] [stderr] Downloaded async-executor v1.5.0 [INFO] [stderr] Downloaded async-lock v2.6.0 [INFO] [stderr] Downloaded signal-hook v0.3.14 [INFO] [stderr] Downloaded async-io v1.12.0 [INFO] [stderr] Downloaded wepoll-ffi v0.1.2 [INFO] [stderr] Downloaded async-task v4.3.0 [INFO] [stderr] Downloaded polling v2.5.2 [INFO] [stderr] Downloaded futures-lite v1.12.0 [INFO] [stderr] Downloaded redox_termios v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a26081c6a002cd391bc81b1c85fd96fa6fbc6821f8b37928cb1c503c40263ae4 [INFO] running `Command { std: "docker" "start" "-a" "a26081c6a002cd391bc81b1c85fd96fa6fbc6821f8b37928cb1c503c40263ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a26081c6a002cd391bc81b1c85fd96fa6fbc6821f8b37928cb1c503c40263ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a26081c6a002cd391bc81b1c85fd96fa6fbc6821f8b37928cb1c503c40263ae4", kill_on_drop: false }` [INFO] [stdout] a26081c6a002cd391bc81b1c85fd96fa6fbc6821f8b37928cb1c503c40263ae4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ff9ea52ae447682a98e3038e0f5b185fcc6d2d8d3a88d800d5b152205f377cd [INFO] running `Command { std: "docker" "start" "-a" "7ff9ea52ae447682a98e3038e0f5b185fcc6d2d8d3a88d800d5b152205f377cd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Checking futures-io v0.3.25 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.9 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Compiling polling v2.5.2 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling async-io v1.12.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling io-lifetimes v1.0.4 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Checking async-task v4.3.0 [INFO] [stderr] Compiling rustix v0.36.7 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Compiling async-process v1.6.0 [INFO] [stderr] Checking atomic-waker v1.1.0 [INFO] [stderr] Checking linux-raw-sys v0.1.4 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking once_cell v1.17.0 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking unicode-segmentation v1.10.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking pico-args v0.5.0 [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] Checking futures-timer v3.0.2 [INFO] [stderr] Checking concurrent-queue v2.1.0 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking async-channel v1.8.0 [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" "7ff9ea52ae447682a98e3038e0f5b185fcc6d2d8d3a88d800d5b152205f377cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ff9ea52ae447682a98e3038e0f5b185fcc6d2d8d3a88d800d5b152205f377cd", kill_on_drop: false }` [INFO] [stdout] 7ff9ea52ae447682a98e3038e0f5b185fcc6d2d8d3a88d800d5b152205f377cd