[INFO] cloning repository https://github.com/kazuakiishiguro/jsonrpc-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazuakiishiguro/jsonrpc-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazuakiishiguro%2Fjsonrpc-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazuakiishiguro%2Fjsonrpc-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ab1061c3b0a887f1f4dfc59839e8100785bd1214 [INFO] checking kazuakiishiguro/jsonrpc-demo against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazuakiishiguro%2Fjsonrpc-demo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kazuakiishiguro/jsonrpc-demo on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kazuakiishiguro/jsonrpc-demo [INFO] finished tweaking git repo https://github.com/kazuakiishiguro/jsonrpc-demo [INFO] tweaked toml for git repo https://github.com/kazuakiishiguro/jsonrpc-demo written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kazuakiishiguro/jsonrpc-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating git repository `https://github.com/paritytech/jsonrpc.git` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unreachable v1.0.0 [INFO] [stderr] Downloaded stable_deref_trait v1.1.0 [INFO] [stderr] Downloaded cfg-if v0.1.4 [INFO] [stderr] Downloaded smallvec v0.6.3 [INFO] [stderr] Downloaded relay v0.1.1 [INFO] [stderr] Downloaded take v0.1.0 [INFO] [stderr] Downloaded try-lock v0.1.0 [INFO] [stderr] Downloaded safemem v0.2.0 [INFO] [stderr] Downloaded httparse v1.3.2 [INFO] [stderr] Downloaded aho-corasick v0.6.6 [INFO] [stderr] Downloaded smallvec v0.2.1 [INFO] [stderr] Downloaded rand v0.3.22 [INFO] [stderr] Downloaded redox_syscall v0.1.40 [INFO] [stderr] Downloaded base64 v0.9.2 [INFO] [stderr] Downloaded serde_derive v1.0.70 [INFO] [stderr] Downloaded serde_json v1.0.24 [INFO] [stderr] Downloaded syn v0.14.5 [INFO] [stderr] Downloaded tokio v0.1.7 [INFO] [stderr] Downloaded mio v0.6.15 [INFO] [stderr] Downloaded hyper v0.11.27 [INFO] [stderr] Downloaded tokio-core v0.1.17 [INFO] [stderr] Downloaded time v0.1.40 [INFO] [stderr] Downloaded tokio-proto v0.1.1 [INFO] [stderr] Downloaded libc v0.2.42 [INFO] [stderr] Downloaded thread_local v0.3.5 [INFO] [stderr] Downloaded byteorder v1.2.3 [INFO] [stderr] Downloaded tokio-io v0.1.7 [INFO] [stderr] Downloaded rand v0.4.2 [INFO] [stderr] Downloaded serde v1.0.70 [INFO] [stderr] Downloaded lazy_static v1.0.2 [INFO] [stderr] Downloaded tokio-timer v0.2.4 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded unicase v2.1.0 [INFO] [stderr] Downloaded memchr v2.0.1 [INFO] [stderr] Downloaded winapi v0.3.5 [INFO] [stderr] Downloaded mime v0.3.8 [INFO] [stderr] Downloaded parking_lot v0.6.3 [INFO] [stderr] Downloaded globset v0.4.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.9 [INFO] [stderr] Downloaded quote v0.6.4 [INFO] [stderr] Downloaded itoa v0.4.2 [INFO] [stderr] Downloaded tokio-fs v0.1.2 [INFO] [stderr] Downloaded crossbeam-utils v0.3.2 [INFO] [stderr] Downloaded num_cpus v1.8.0 [INFO] [stderr] Downloaded tokio-threadpool v0.1.5 [INFO] [stderr] Downloaded tokio-reactor v0.1.2 [INFO] [stderr] Downloaded bytes v0.4.9 [INFO] [stderr] Downloaded log v0.4.3 [INFO] [stderr] Downloaded want v0.0.4 [INFO] [stderr] Downloaded version_check v0.1.4 [INFO] [stderr] Downloaded nodrop v0.1.12 [INFO] [stderr] Downloaded tokio-codec v0.1.0 [INFO] [stderr] Downloaded owning_ref v0.3.3 [INFO] [stderr] Downloaded ucd-util v0.1.1 [INFO] [stderr] Downloaded arrayvec v0.4.7 [INFO] [stderr] Downloaded crossbeam-epoch v0.4.3 [INFO] [stderr] Downloaded tokio-udp v0.1.1 [INFO] [stderr] Downloaded futures v0.1.23 [INFO] [stderr] Downloaded dtoa v0.4.3 [INFO] [stderr] Downloaded scoped-tls v0.1.2 [INFO] [stderr] Downloaded tokio-tcp v0.1.0 [INFO] [stderr] Downloaded tokio-executor v0.1.2 [INFO] [stderr] Downloaded slab v0.3.0 [INFO] [stderr] Downloaded utf8-ranges v1.0.0 [INFO] [stderr] Downloaded crossbeam-deque v0.3.1 [INFO] [stderr] Downloaded lazycell v0.6.0 [INFO] [stderr] Downloaded slab v0.4.0 [INFO] [stderr] Downloaded lock_api v0.1.3 [INFO] [stderr] Downloaded parking_lot_core v0.2.14 [INFO] [stderr] Downloaded tokio-service v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26cf428ec9613b416641cf3bbfdc95887e9f0b940c9814d7e50a2d8a70f98c55 [INFO] running `Command { std: "docker" "start" "-a" "26cf428ec9613b416641cf3bbfdc95887e9f0b940c9814d7e50a2d8a70f98c55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26cf428ec9613b416641cf3bbfdc95887e9f0b940c9814d7e50a2d8a70f98c55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26cf428ec9613b416641cf3bbfdc95887e9f0b940c9814d7e50a2d8a70f98c55", kill_on_drop: false }` [INFO] [stdout] 26cf428ec9613b416641cf3bbfdc95887e9f0b940c9814d7e50a2d8a70f98c55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1141257a1e523e86ab2c84031bc7646bb8e6ca3c6dc11f9bce2cf2a269f7087b [INFO] running `Command { std: "docker" "start" "-a" "1141257a1e523e86ab2c84031bc7646bb8e6ca3c6dc11f9bce2cf2a269f7087b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Checking byteorder v1.2.3 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Checking itoa v0.4.2 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking stable_deref_trait v1.1.0 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking smallvec v0.6.3 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Compiling httparse v1.3.2 [INFO] [stderr] Checking try-lock v0.1.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking crossbeam-epoch v0.4.3 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Compiling syn v0.14.5 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking mime v0.3.8 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking tokio-io v0.1.7 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking want v0.0.4 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking parking_lot v0.6.3 [INFO] [stderr] Checking tokio-threadpool v0.1.5 [INFO] [stderr] Checking tokio-timer v0.2.4 [INFO] [stderr] Checking tokio-reactor v0.1.2 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio-udp v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.2 [INFO] [stderr] Checking tokio v0.1.7 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking globset v0.4.0 [INFO] [stderr] Checking hyper v0.11.27 [INFO] [stderr] Checking serde_json v1.0.24 [INFO] [stderr] Checking jsonrpc-core v8.0.2 (https://github.com/paritytech/jsonrpc.git#c3f02dfb) [INFO] [stderr] Checking jsonrpc-server-utils v8.0.1 (https://github.com/paritytech/jsonrpc.git#c3f02dfb) [INFO] [stderr] Checking jsonrpc-pubsub v8.0.1 (https://github.com/paritytech/jsonrpc.git#c3f02dfb) [INFO] [stderr] Checking jsonrpc-macros v8.0.1 (https://github.com/paritytech/jsonrpc.git#c3f02dfb) [INFO] [stderr] Checking jsonrpc-http-server v8.0.1 (https://github.com/paritytech/jsonrpc.git#c3f02dfb) [INFO] [stderr] Checking jsonrpc-tcp-server v8.0.1 (https://github.com/paritytech/jsonrpc.git#c3f02dfb) [INFO] [stderr] Checking jsonrpc-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/main.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | fn sum(&self, u64, u64) -> BoxFuture; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/main.rs:19:28 [INFO] [stdout] | [INFO] [stdout] 19 | fn sum(&self, u64, u64) -> BoxFuture; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/main.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | fn sum(&self, u64, u64) -> BoxFuture; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/main.rs:19:28 [INFO] [stdout] | [INFO] [stdout] 19 | fn sum(&self, u64, u64) -> BoxFuture; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "1141257a1e523e86ab2c84031bc7646bb8e6ca3c6dc11f9bce2cf2a269f7087b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1141257a1e523e86ab2c84031bc7646bb8e6ca3c6dc11f9bce2cf2a269f7087b", kill_on_drop: false }` [INFO] [stdout] 1141257a1e523e86ab2c84031bc7646bb8e6ca3c6dc11f9bce2cf2a269f7087b