[INFO] fetching crate kg-diag-derive 0.4.0... [INFO] checking kg-diag-derive-0.4.0 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461 [INFO] extracting crate kg-diag-derive 0.4.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate kg-diag-derive 0.4.0 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate kg-diag-derive 0.4.0 [INFO] finished tweaking crates.io crate kg-diag-derive 0.4.0 [INFO] tweaked toml for crates.io crate kg-diag-derive 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e8e52a0dfb3a7c1be9ed040becf32a185363fba35b227df97b66d47c26f0ad9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8e8e52a0dfb3a7c1be9ed040becf32a185363fba35b227df97b66d47c26f0ad9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e8e52a0dfb3a7c1be9ed040becf32a185363fba35b227df97b66d47c26f0ad9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e8e52a0dfb3a7c1be9ed040becf32a185363fba35b227df97b66d47c26f0ad9", kill_on_drop: false }` [INFO] [stdout] 8e8e52a0dfb3a7c1be9ed040becf32a185363fba35b227df97b66d47c26f0ad9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e638f64b2aaf5db329dda3bf18902b05711bb420ea9a72c6a3ca5d033e8a0f9c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e638f64b2aaf5db329dda3bf18902b05711bb420ea9a72c6a3ca5d033e8a0f9c", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling lexical-core v0.7.4 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking miniz_oxide v0.4.3 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling backtrace v0.3.54 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking syn v1.0.48 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Checking kg-display v0.1.2 [INFO] [stderr] Compiling kg-utils v0.2.4 [INFO] [stderr] Checking synstructure v0.12.4 [INFO] [stderr] Compiling synstructure v0.11.0 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling kg-display-derive v0.1.1 [INFO] [stderr] Checking kg-diag v0.4.0 [INFO] [stderr] Checking kg-diag-derive v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> tests/tests.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 58s [INFO] running `Command { std: "docker" "inspect" "e638f64b2aaf5db329dda3bf18902b05711bb420ea9a72c6a3ca5d033e8a0f9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e638f64b2aaf5db329dda3bf18902b05711bb420ea9a72c6a3ca5d033e8a0f9c", kill_on_drop: false }` [INFO] [stdout] e638f64b2aaf5db329dda3bf18902b05711bb420ea9a72c6a3ca5d033e8a0f9c