[INFO] fetching crate kdb 0.3.0... [INFO] checking kdb-0.3.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate kdb 0.3.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate kdb 0.3.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kdb 0.3.0 [INFO] finished tweaking crates.io crate kdb 0.3.0 [INFO] tweaked toml for crates.io crate kdb 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate kdb 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3bcca4ad28afe55779ff9aaea9e0375654f04b6a6439f1cd8c29a1b155b0c4e5 [INFO] running `Command { std: "docker" "start" "-a" "3bcca4ad28afe55779ff9aaea9e0375654f04b6a6439f1cd8c29a1b155b0c4e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3bcca4ad28afe55779ff9aaea9e0375654f04b6a6439f1cd8c29a1b155b0c4e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bcca4ad28afe55779ff9aaea9e0375654f04b6a6439f1cd8c29a1b155b0c4e5", kill_on_drop: false }` [INFO] [stdout] 3bcca4ad28afe55779ff9aaea9e0375654f04b6a6439f1cd8c29a1b155b0c4e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9fa8cc2d4709235ac62c6cdcac41b286b55b94e74d52c3fa0bc18eca725b4f2e [INFO] running `Command { std: "docker" "start" "-a" "9fa8cc2d4709235ac62c6cdcac41b286b55b94e74d52c3fa0bc18eca725b4f2e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling kdb v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking array_iterator v1.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/serialization.rs:51:63 [INFO] [stdout] | [INFO] [stdout] 51 | let bytes = b9_serialize(SerializationMode::InProc, l.as_ref()).unwrap(); [INFO] [stdout] | --^^^^^^-- [INFO] [stdout] | | | [INFO] [stdout] | | cannot infer type for type parameter `T` declared on the trait `AsRef` [INFO] [stdout] | this method call resolves to `&T` [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `kbox::KBox>: AsRef<_>` [INFO] [stdout] help: use the fully qualified path for the potential candidates [INFO] [stdout] | [INFO] [stdout] 51 | let bytes = b9_serialize(SerializationMode::InProc, > as AsRef>::as_ref(l)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 51 | let bytes = b9_serialize(SerializationMode::InProc, > as AsRef>::as_ref(l)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 51 | let bytes = b9_serialize(SerializationMode::InProc, as AsRef>::as_ref(l)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 51 | let bytes = b9_serialize(SerializationMode::InProc, as AsRef>::as_ref(l)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] and 1 other candidate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `kdb` [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 `Command { std: "docker" "inspect" "9fa8cc2d4709235ac62c6cdcac41b286b55b94e74d52c3fa0bc18eca725b4f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fa8cc2d4709235ac62c6cdcac41b286b55b94e74d52c3fa0bc18eca725b4f2e", kill_on_drop: false }` [INFO] [stdout] 9fa8cc2d4709235ac62c6cdcac41b286b55b94e74d52c3fa0bc18eca725b4f2e