[INFO] fetching crate jsonrpc-client-core 0.5.0... [INFO] checking jsonrpc-client-core-0.5.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710 [INFO] extracting crate jsonrpc-client-core 0.5.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate jsonrpc-client-core 0.5.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jsonrpc-client-core 0.5.0 [INFO] finished tweaking crates.io crate jsonrpc-client-core 0.5.0 [INFO] tweaked toml for crates.io crate jsonrpc-client-core 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 82a761fe522f234eee9ae1bd59c9be6b7b2292c18dd24eac43261a1c8d7cf842 [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" "82a761fe522f234eee9ae1bd59c9be6b7b2292c18dd24eac43261a1c8d7cf842", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82a761fe522f234eee9ae1bd59c9be6b7b2292c18dd24eac43261a1c8d7cf842", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82a761fe522f234eee9ae1bd59c9be6b7b2292c18dd24eac43261a1c8d7cf842", kill_on_drop: false }` [INFO] [stdout] 82a761fe522f234eee9ae1bd59c9be6b7b2292c18dd24eac43261a1c8d7cf842 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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] edef1c6c008a10cd38b31e003bb5f0b93892932ee325f500c4e4409a50ba8e6d [INFO] running `Command { std: "docker" "start" "-a" "edef1c6c008a10cd38b31e003bb5f0b93892932ee325f500c4e4409a50ba8e6d", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking jsonrpc-core v8.0.1 [INFO] [stderr] Checking object v0.26.1 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stderr] Checking jsonrpc-client-core v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:266:36 [INFO] [stdout] | [INFO] [stdout] 266 | pub type BoxFuture = Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.81s [INFO] running `Command { std: "docker" "inspect" "edef1c6c008a10cd38b31e003bb5f0b93892932ee325f500c4e4409a50ba8e6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edef1c6c008a10cd38b31e003bb5f0b93892932ee325f500c4e4409a50ba8e6d", kill_on_drop: false }` [INFO] [stdout] edef1c6c008a10cd38b31e003bb5f0b93892932ee325f500c4e4409a50ba8e6d