[INFO] fetching crate bitconch-jsonrpc-tcp-server 0.1.0... [INFO] checking bitconch-jsonrpc-tcp-server-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] extracting crate bitconch-jsonrpc-tcp-server 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate bitconch-jsonrpc-tcp-server 0.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bitconch-jsonrpc-tcp-server 0.1.0 [INFO] finished tweaking crates.io crate bitconch-jsonrpc-tcp-server 0.1.0 [INFO] tweaked toml for crates.io crate bitconch-jsonrpc-tcp-server 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 0e81956d5456abe52d0e5fcb7d2deaa1a7d625fc46f19842323e66820acb28f1 [INFO] running `Command { std: "docker" "start" "-a" "0e81956d5456abe52d0e5fcb7d2deaa1a7d625fc46f19842323e66820acb28f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e81956d5456abe52d0e5fcb7d2deaa1a7d625fc46f19842323e66820acb28f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e81956d5456abe52d0e5fcb7d2deaa1a7d625fc46f19842323e66820acb28f1", kill_on_drop: false }` [INFO] [stdout] 0e81956d5456abe52d0e5fcb7d2deaa1a7d625fc46f19842323e66820acb28f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3fdffb7e44ee0771d8852119b3c70f09b7f6d2af28f9d006d5e1d11a203ecb1e [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" "3fdffb7e44ee0771d8852119b3c70f09b7f6d2af28f9d006d5e1d11a203ecb1e", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking bitconch-jsonrpc-core v0.1.0 [INFO] [stderr] Checking bitconch-jsonrpc-server-utils v0.1.0 [INFO] [stderr] Checking bitconch-jsonrpc-tcp-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/dispatch.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | try!(channel.send(msg).wait().map_err(|e| PushMessageError::from(e))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | meta_extractor: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/dispatch.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | try!(channel.send(msg).wait().map_err(|e| PushMessageError::from(e))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | meta_extractor: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/tests.rs:97:79 [INFO] [stdout] | [INFO] [stdout] 97 | .map_err(|err| panic!("Error connecting or closing connection: {:?}", err));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.97s [INFO] running `Command { std: "docker" "inspect" "3fdffb7e44ee0771d8852119b3c70f09b7f6d2af28f9d006d5e1d11a203ecb1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fdffb7e44ee0771d8852119b3c70f09b7f6d2af28f9d006d5e1d11a203ecb1e", kill_on_drop: false }` [INFO] [stdout] 3fdffb7e44ee0771d8852119b3c70f09b7f6d2af28f9d006d5e1d11a203ecb1e