[INFO] fetching crate jsonrpc-rs 0.1.6...
[INFO] checking jsonrpc-rs-0.1.6 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate jsonrpc-rs 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate jsonrpc-rs 0.1.6 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonrpc-rs 0.1.6
[INFO] finished tweaking crates.io crate jsonrpc-rs 0.1.6
[INFO] tweaked toml for crates.io crate jsonrpc-rs 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 134 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (available: v0.2.0)
[INFO] [stderr]       Adding async-channel v1.9.0 (available: v2.3.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding clap v3.2.25 (available: v4.5.18)
[INFO] [stderr]       Adding clap_lex v0.2.4 (available: v0.7.2)
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.5)
[INFO] [stderr]       Adding event-listener v2.5.3 (available: v5.3.1)
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding humantime v1.3.0 (available: v2.1.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (available: v7.0.0)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8c00ed9489b7e0ac1343d5924e641f82abab502720239c019c12dd026da6e04
[INFO] running `Command { std: "docker" "start" "-a" "c8c00ed9489b7e0ac1343d5924e641f82abab502720239c019c12dd026da6e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8c00ed9489b7e0ac1343d5924e641f82abab502720239c019c12dd026da6e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c00ed9489b7e0ac1343d5924e641f82abab502720239c019c12dd026da6e04", kill_on_drop: false }`
[INFO] [stdout] c8c00ed9489b7e0ac1343d5924e641f82abab502720239c019c12dd026da6e04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7be8953de6c41b37f130c722f734c24ef81f1d34c58ca9b426d78688c118e1b
[INFO] running `Command { std: "docker" "start" "-a" "c7be8953de6c41b37f130c722f734c24ef81f1d34c58ca9b426d78688c118e1b", kill_on_drop: false }`
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking value-bag v1.9.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-timer-rs v0.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking completeq-rs v0.1.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking jsonrpc-rs v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/server/handler.rs:145:37
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let method_name = method.clone();
[INFO] [stdout]     |                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking polling v3.7.3
[INFO] [stderr]     Checking async-io v2.3.4
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.13.0
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/server/handler.rs:145:37
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let method_name = method.clone();
[INFO] [stdout]     |                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `Command { std: "docker" "inspect" "c7be8953de6c41b37f130c722f734c24ef81f1d34c58ca9b426d78688c118e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7be8953de6c41b37f130c722f734c24ef81f1d34c58ca9b426d78688c118e1b", kill_on_drop: false }`
[INFO] [stdout] c7be8953de6c41b37f130c722f734c24ef81f1d34c58ca9b426d78688c118e1b