[INFO] crate quinn-proto 0.5.2 is already in cache [INFO] checking quinn-proto-0.5.2 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325 [INFO] extracting crate quinn-proto 0.5.2 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate quinn-proto 0.5.2 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate quinn-proto 0.5.2 [INFO] finished tweaking crates.io crate quinn-proto 0.5.2 [INFO] tweaked toml for crates.io crate quinn-proto 0.5.2 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d003c7edb9b74badea751e12a56faabdfbf4d028f724c7d2a4c2bbc4e90598eb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "d003c7edb9b74badea751e12a56faabdfbf4d028f724c7d2a4c2bbc4e90598eb"` [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking tracing-log v0.1.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Compiling err-derive v0.2.2 [INFO] [stderr] Checking yasna v0.3.1 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking pem v0.6.1 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking rcgen v0.7.0 [INFO] [stderr] Checking tracing-subscriber v0.1.6 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Checking hex-literal v0.2.1 [INFO] [stderr] Checking quinn-proto v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused return value of `bytes::bytes_mut::BytesMut::split_off` that must be used [INFO] [stderr] --> src/crypto/ring.rs:146:9 [INFO] [stderr] | [INFO] [stderr] 146 | payload.split_off(payload_len - cipher.tag_len()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: consider BytesMut::truncate if you don't need the other half [INFO] [stderr] [INFO] [stderr] warning: unused return value of `bytes::bytes_mut::BytesMut::split_off` that must be used [INFO] [stderr] --> src/crypto/ring.rs:146:9 [INFO] [stderr] | [INFO] [stderr] 146 | payload.split_off(payload_len - cipher.tag_len()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: consider BytesMut::truncate if you don't need the other half [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.27s [INFO] running `"docker" "inspect" "d003c7edb9b74badea751e12a56faabdfbf4d028f724c7d2a4c2bbc4e90598eb"` [INFO] running `"docker" "rm" "-f" "d003c7edb9b74badea751e12a56faabdfbf4d028f724c7d2a4c2bbc4e90598eb"` [INFO] [stdout] d003c7edb9b74badea751e12a56faabdfbf4d028f724c7d2a4c2bbc4e90598eb