[INFO] fetching crate cavint 1.0.4...
[INFO] checking cavint-1.0.4 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate cavint 1.0.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cavint 1.0.4 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cavint 1.0.4
[INFO] finished tweaking crates.io crate cavint 1.0.4
[INFO] tweaked toml for crates.io crate cavint 1.0.4 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" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e1540797d7bcafd3abc3c897cbd794cc1d2dc38065aa03a5901830466fbbb38
[INFO] running `Command { std: "docker" "start" "-a" "1e1540797d7bcafd3abc3c897cbd794cc1d2dc38065aa03a5901830466fbbb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e1540797d7bcafd3abc3c897cbd794cc1d2dc38065aa03a5901830466fbbb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1540797d7bcafd3abc3c897cbd794cc1d2dc38065aa03a5901830466fbbb38", kill_on_drop: false }`
[INFO] [stdout] 1e1540797d7bcafd3abc3c897cbd794cc1d2dc38065aa03a5901830466fbbb38
[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" "-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cb7f153e06fb4dda3a69e57f550b92dc0dcd4ceab692931c318f8f0930b7b18
[INFO] running `Command { std: "docker" "start" "-a" "2cb7f153e06fb4dda3a69e57f550b92dc0dcd4ceab692931c318f8f0930b7b18", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking roots v0.0.7
[INFO] [stderr]    Compiling pyo3-build-config v0.17.3
[INFO] [stderr]     Checking ordered-float v3.7.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.17.3
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling pyo3-ffi v0.17.3
[INFO] [stderr]    Compiling pyo3 v0.17.3
[INFO] [stderr]    Compiling pyo3-macros v0.17.3
[INFO] [stderr]     Checking cavint v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/core/parsing.rs:102:45
[INFO] [stdout]     |
[INFO] [stdout] 102 |         Some(ContextElement::UOp(f)) => (*f).clone(),
[INFO] [stdout]     |                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `dyn Fn(T) -> T` does not implement `Clone`, so calling `clone` on `&dyn Fn(T) -> T` 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: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/core/parsing.rs:102:45
[INFO] [stdout]     |
[INFO] [stdout] 102 |         Some(ContextElement::UOp(f)) => (*f).clone(),
[INFO] [stdout]     |                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `dyn Fn(T) -> T` does not implement `Clone`, so calling `clone` on `&dyn Fn(T) -> T` 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "2cb7f153e06fb4dda3a69e57f550b92dc0dcd4ceab692931c318f8f0930b7b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb7f153e06fb4dda3a69e57f550b92dc0dcd4ceab692931c318f8f0930b7b18", kill_on_drop: false }`
[INFO] [stdout] 2cb7f153e06fb4dda3a69e57f550b92dc0dcd4ceab692931c318f8f0930b7b18
