[INFO] fetching crate clip 0.1.1...
[INFO] checking clip-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate clip 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate clip 0.1.1
[INFO] finished tweaking crates.io crate clip 0.1.1
[INFO] tweaked toml for crates.io crate clip 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate clip 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 843939064ee71bc577042df727fabce0d43811dc91819d60cff1e808e92adab6
[INFO] running `Command { std: "docker" "start" "-a" "843939064ee71bc577042df727fabce0d43811dc91819d60cff1e808e92adab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "843939064ee71bc577042df727fabce0d43811dc91819d60cff1e808e92adab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843939064ee71bc577042df727fabce0d43811dc91819d60cff1e808e92adab6", kill_on_drop: false }`
[INFO] [stdout] 843939064ee71bc577042df727fabce0d43811dc91819d60cff1e808e92adab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdffadf446258e1d4b224a2441f98e5430881a904128afad6706a297f3523859
[INFO] running `Command { std: "docker" "start" "-a" "bdffadf446258e1d4b224a2441f98e5430881a904128afad6706a297f3523859", kill_on_drop: false }`
[INFO] [stderr]     Checking clip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/arg.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     for (i, arg) in a.clone().iter().enumerate() {
[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: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/arg.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |         result[i] = arg.clone();
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/arg.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             if m.clone() != "" { num_args += 1; }
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/arg.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     for (i, arg) in a.clone().iter().enumerate() {
[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: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/arg.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |         result[i] = arg.clone();
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/arg.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             if m.clone() != "" { num_args += 1; }
[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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "bdffadf446258e1d4b224a2441f98e5430881a904128afad6706a297f3523859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdffadf446258e1d4b224a2441f98e5430881a904128afad6706a297f3523859", kill_on_drop: false }`
[INFO] [stdout] bdffadf446258e1d4b224a2441f98e5430881a904128afad6706a297f3523859