[INFO] fetching crate jsonrpc 0.12.0...
[INFO] checking jsonrpc-0.12.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate jsonrpc 0.12.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate jsonrpc 0.12.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonrpc 0.12.0
[INFO] finished tweaking crates.io crate jsonrpc 0.12.0
[INFO] tweaked toml for crates.io crate jsonrpc 0.12.0 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4edaa43ce24743ad14a529421c072d4d5bdc54973d2da7b9be5e4d877c691690
[INFO] running `Command { std: "docker" "start" "-a" "4edaa43ce24743ad14a529421c072d4d5bdc54973d2da7b9be5e4d877c691690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4edaa43ce24743ad14a529421c072d4d5bdc54973d2da7b9be5e4d877c691690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edaa43ce24743ad14a529421c072d4d5bdc54973d2da7b9be5e4d877c691690", kill_on_drop: false }`
[INFO] [stdout] 4edaa43ce24743ad14a529421c072d4d5bdc54973d2da7b9be5e4d877c691690
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1220123e081d00fce6dc8cfaf6466c4914eeec45d453680213b419f574b9cdb3
[INFO] running `Command { std: "docker" "start" "-a" "1220123e081d00fce6dc8cfaf6466c4914eeec45d453680213b419f574b9cdb3", kill_on_drop: false }`
[INFO] [stderr]     Checking base64-compat v1.0.0
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking jsonrpc v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/client.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn send_request(&self, Request) -> Result<Response, Error>;
[INFO] [stdout]    |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/client.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn send_batch(&self, &[Request]) -> Result<Vec<Response>, Error>;
[INFO] [stdout]    |                          ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[Request]`
[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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/client.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn send_request(&self, Request) -> Result<Response, Error>;
[INFO] [stdout]    |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/client.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn send_batch(&self, &[Request]) -> Result<Vec<Response>, Error>;
[INFO] [stdout]    |                          ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[Request]`
[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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 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 4.08s
[INFO] running `Command { std: "docker" "inspect" "1220123e081d00fce6dc8cfaf6466c4914eeec45d453680213b419f574b9cdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1220123e081d00fce6dc8cfaf6466c4914eeec45d453680213b419f574b9cdb3", kill_on_drop: false }`
[INFO] [stdout] 1220123e081d00fce6dc8cfaf6466c4914eeec45d453680213b419f574b9cdb3
