[INFO] fetching crate rabbit_borough 0.1.7... [INFO] checking rabbit_borough-0.1.7 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] extracting crate rabbit_borough 0.1.7 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate rabbit_borough 0.1.7 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] started tweaking crates.io crate rabbit_borough 0.1.7 [INFO] finished tweaking crates.io crate rabbit_borough 0.1.7 [INFO] tweaked toml for crates.io crate rabbit_borough 0.1.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate rabbit_borough 0.1.7 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded amq-protocol-uri v7.0.1 [INFO] [stderr] Downloaded postgres v0.19.4 [INFO] [stderr] Downloaded r2d2_postgres v0.18.1 [INFO] [stderr] Downloaded tcp-stream v0.24.4 [INFO] [stderr] Downloaded amq-protocol-tcp v7.0.1 [INFO] [stderr] Downloaded postgres-protocol v0.6.4 [INFO] [stderr] Downloaded amq-protocol v7.0.1 [INFO] [stderr] Downloaded amq-protocol-types v7.0.1 [INFO] [stderr] Downloaded postgres-types v0.2.4 [INFO] [stderr] Downloaded lapin v2.1.1 [INFO] [stderr] Downloaded tokio-postgres v0.7.7 [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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9cea3452438dbe6873f9ce5d5f042233770c9fa0a2e0da990f8bcd24dbb4b54f [INFO] running `Command { std: "docker" "start" "-a" "9cea3452438dbe6873f9ce5d5f042233770c9fa0a2e0da990f8bcd24dbb4b54f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9cea3452438dbe6873f9ce5d5f042233770c9fa0a2e0da990f8bcd24dbb4b54f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cea3452438dbe6873f9ce5d5f042233770c9fa0a2e0da990f8bcd24dbb4b54f", kill_on_drop: false }` [INFO] [stdout] 9cea3452438dbe6873f9ce5d5f042233770c9fa0a2e0da990f8bcd24dbb4b54f [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=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] 50cabac6f98b8d10de19b08d32360911d1fa522812aab4e408e046b223fcdea7 [INFO] running `Command { std: "docker" "start" "-a" "50cabac6f98b8d10de19b08d32360911d1fa522812aab4e408e046b223fcdea7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling syn v1.0.101 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking futures-sink v0.3.24 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Checking percent-encoding v2.2.0 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking concurrent-queue v1.2.4 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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 parking v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling polling v2.3.0 [INFO] [stderr] Compiling rustls v0.20.6 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Checking tracing v0.1.36 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling async-io v1.9.0 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking rustls-pemfile v1.0.1 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking minimal-lexical v0.2.1 [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" "50cabac6f98b8d10de19b08d32360911d1fa522812aab4e408e046b223fcdea7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50cabac6f98b8d10de19b08d32360911d1fa522812aab4e408e046b223fcdea7", kill_on_drop: false }` [INFO] [stdout] 50cabac6f98b8d10de19b08d32360911d1fa522812aab4e408e046b223fcdea7