[INFO] fetching crate jsonrpc-rs 0.1.6...
[INFO] checking jsonrpc-rs-0.1.6 against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] extracting crate jsonrpc-rs 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate jsonrpc-rs 0.1.6 on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 154 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.3.1)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.3)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.4.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.11)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.2)
[INFO] [stderr]       Adding criterion v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding env_logger v0.7.1 (latest: v0.11.5)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
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[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.4)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.7.2)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.34)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.7)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.72)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
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[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded completeq-rs v0.1.1
[INFO] [stderr]   Downloaded waker-fn v1.2.0
[INFO] [stderr]   Downloaded kv-log-macro v1.0.7
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[INFO] [stderr]   Downloaded async-executor v1.13.0
[INFO] [stderr]   Downloaded polling v3.7.2
[INFO] [stderr]   Downloaded polling v2.8.0
[INFO] [stderr]   Downloaded async-io v2.3.3
[INFO] [stderr]   Downloaded async-std v1.12.0
[INFO] [stderr]   Downloaded socket2 v0.4.10
[INFO] [stderr]   Downloaded async-io v1.13.0
[INFO] [stderr]   Downloaded value-bag v1.9.0
[INFO] [stderr]   Downloaded async-task v4.7.1
[INFO] [stderr]   Downloaded futures-lite v2.3.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.11
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded rustix v0.37.27
[INFO] [stderr]   Downloaded async-global-executor v2.4.1
[INFO] [stderr]   Downloaded hermit-abi v0.4.0
[INFO] [stderr]   Downloaded blocking v1.6.1
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.8
[INFO] [stderr]   Downloaded async-timer-rs v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7e1e0afedeb029746ee9210102e1273cc987e7afe1a8fd751bb1f0480f2afba
[INFO] running `Command { std: "docker" "start" "-a" "c7e1e0afedeb029746ee9210102e1273cc987e7afe1a8fd751bb1f0480f2afba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7e1e0afedeb029746ee9210102e1273cc987e7afe1a8fd751bb1f0480f2afba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e1e0afedeb029746ee9210102e1273cc987e7afe1a8fd751bb1f0480f2afba", kill_on_drop: false }`
[INFO] [stdout] c7e1e0afedeb029746ee9210102e1273cc987e7afe1a8fd751bb1f0480f2afba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd01f1321bff1904127072fe5170ad11faf826bcea82d798c553f8f5b6e00624
[INFO] running `Command { std: "docker" "start" "-a" "cd01f1321bff1904127072fe5170ad11faf826bcea82d798c553f8f5b6e00624", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking value-bag v1.9.0
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking piper v0.2.3
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking async-timer-rs v0.1.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking dotenv v0.15.0
[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 clap v3.2.25
[INFO] [stderr]     Checking async-executor v1.13.0
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking polling v3.7.2
[INFO] [stderr]     Checking async-io v2.3.3
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[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 serde_json v1.0.120
[INFO] [stderr]     Checking ciborium v0.2.2
[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: struct `JSONRPC` is never constructed
[INFO] [stdout]   --> src/object.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | struct JSONRPC<S, P, R, D> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JSONRPC` is never constructed
[INFO] [stdout]   --> src/object.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | struct JSONRPC<S, P, R, D> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.34s
[INFO] running `Command { std: "docker" "inspect" "cd01f1321bff1904127072fe5170ad11faf826bcea82d798c553f8f5b6e00624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd01f1321bff1904127072fe5170ad11faf826bcea82d798c553f8f5b6e00624", kill_on_drop: false }`
[INFO] [stdout] cd01f1321bff1904127072fe5170ad11faf826bcea82d798c553f8f5b6e00624
[INFO] checking jsonrpc-rs-0.1.6 against try#357cc345f0a672ac4bee347eb89b7552541416c1 for pr-127827-1
[INFO] extracting crate jsonrpc-rs 0.1.6 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate jsonrpc-rs 0.1.6 on toolchain 357cc345f0a672ac4bee347eb89b7552541416c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "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-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 154 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.3.1)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.3)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.4.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.11)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.2)
[INFO] [stderr]       Adding criterion v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding env_logger v0.7.1 (latest: v0.11.5)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.4)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.7.2)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.34)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.7)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.72)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff9b47d34dde5aae62e4375341e8f80bd8748c11843ad747b27b2155a5a0a397
[INFO] running `Command { std: "docker" "start" "-a" "ff9b47d34dde5aae62e4375341e8f80bd8748c11843ad747b27b2155a5a0a397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff9b47d34dde5aae62e4375341e8f80bd8748c11843ad747b27b2155a5a0a397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9b47d34dde5aae62e4375341e8f80bd8748c11843ad747b27b2155a5a0a397", kill_on_drop: false }`
[INFO] [stdout] ff9b47d34dde5aae62e4375341e8f80bd8748c11843ad747b27b2155a5a0a397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5d2b7f34eea1e4c5fbfce90c35acf71713f8ceabc60739ae8e80febe07e2bfa
[INFO] running `Command { std: "docker" "start" "-a" "b5d2b7f34eea1e4c5fbfce90c35acf71713f8ceabc60739ae8e80febe07e2bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking value-bag v1.9.0
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking piper v0.2.3
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.86
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[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking polling v3.7.2
[INFO] [stderr]     Checking async-io v2.3.3
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[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 serde_json v1.0.120
[INFO] [stderr]     Checking ciborium v0.2.2
[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: struct `JSONRPC` is never constructed
[INFO] [stdout]   --> src/object.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | struct JSONRPC<S, P, R, D> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JSONRPC` is never constructed
[INFO] [stdout]   --> src/object.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | struct JSONRPC<S, P, R, D> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.04s
[INFO] running `Command { std: "docker" "inspect" "b5d2b7f34eea1e4c5fbfce90c35acf71713f8ceabc60739ae8e80febe07e2bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d2b7f34eea1e4c5fbfce90c35acf71713f8ceabc60739ae8e80febe07e2bfa", kill_on_drop: false }`
[INFO] [stdout] b5d2b7f34eea1e4c5fbfce90c35acf71713f8ceabc60739ae8e80febe07e2bfa