[INFO] fetching crate sp-runtime-interface 2.0.0-alpha.6...
[INFO] testing sp-runtime-interface-2.0.0-alpha.6 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate sp-runtime-interface 2.0.0-alpha.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sp-runtime-interface 2.0.0-alpha.6 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sp-runtime-interface 2.0.0-alpha.6
[INFO] finished tweaking crates.io crate sp-runtime-interface 2.0.0-alpha.6
[INFO] tweaked toml for crates.io crate sp-runtime-interface 2.0.0-alpha.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da6a3099e0c7227fff6876920f3950f8713a9802e628a219c3d4e5f292eb95a1
[INFO] running `"docker" "start" "-a" "da6a3099e0c7227fff6876920f3950f8713a9802e628a219c3d4e5f292eb95a1"`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-alpha.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling parity-scale-codec v1.3.0
[INFO] [stderr]    Compiling uint v0.8.2
[INFO] [stderr]    Compiling fixed-hash v0.6.0
[INFO] [stderr]    Compiling sp-storage v2.0.0-alpha.6
[INFO] [stderr]    Compiling sp-externalities v0.8.0-alpha.6
[INFO] [stderr]    Compiling impl-codec v0.4.2
[INFO] [stderr]    Compiling sp-wasm-interface v2.0.0-alpha.6
[INFO] [stderr]    Compiling primitive-types v0.7.0
[INFO] [stderr]    Compiling sp-runtime-interface v2.0.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.26s
[INFO] running `"docker" "inspect" "da6a3099e0c7227fff6876920f3950f8713a9802e628a219c3d4e5f292eb95a1"`
[INFO] running `"docker" "rm" "-f" "da6a3099e0c7227fff6876920f3950f8713a9802e628a219c3d4e5f292eb95a1"`
[INFO] [stdout] da6a3099e0c7227fff6876920f3950f8713a9802e628a219c3d4e5f292eb95a1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d61e650588e41164ee08628b9bc3bbb4cb46945dbe6e044656430671f8d9b32
[INFO] running `"docker" "start" "-a" "0d61e650588e41164ee08628b9bc3bbb4cb46945dbe6e044656430671f8d9b32"`
[INFO] [stderr]    Compiling sp-runtime-interface v2.0.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stderr]   --> tests/ui.rs:19:3
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[rustversion::attr(not(stable), ignore)]
[INFO] [stderr]    |   ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `trybuild`
[INFO] [stderr]   --> tests/ui.rs:25:10
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let t = trybuild::TestCases::new();
[INFO] [stderr]    |             ^^^^^^^^ use of undeclared type or module `trybuild`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `sp-runtime-interface`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "0d61e650588e41164ee08628b9bc3bbb4cb46945dbe6e044656430671f8d9b32"`
[INFO] running `"docker" "rm" "-f" "0d61e650588e41164ee08628b9bc3bbb4cb46945dbe6e044656430671f8d9b32"`
[INFO] [stdout] 0d61e650588e41164ee08628b9bc3bbb4cb46945dbe6e044656430671f8d9b32