[INFO] fetching crate df-plugin 0.3.18...
[INFO] testing df-plugin-0.3.18 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate df-plugin 0.3.18 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate df-plugin 0.3.18
[INFO] finished tweaking crates.io crate df-plugin 0.3.18
[INFO] tweaked toml for crates.io crate df-plugin 0.3.18 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate df-plugin 0.3.18 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]    Compiling df-db v0.2.41
[INFO] [stderr]    Compiling df-plugin v0.3.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:261:51
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 db.field(fields.join(",").as_str().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: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:312:86
[INFO] [stdout]     |
[INFO] [stdout] 312 | ...                   .field(format!("id,{}", field.join(",")).as_str().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] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:319:84
[INFO] [stdout]     |
[INFO] [stdout] 319 | ...                   row["value"] = format!("{}", find[field.clone()]).into();
[INFO] [stdout]     |                                                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` 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/lib.rs:321:103
[INFO] [stdout]     |
[INFO] [stdout] 321 | ...                   row["value"] = format!("{} | {}", row["value"], find[field.clone()]).into();
[INFO] [stdout]     |                                                                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:463:61
[INFO] [stdout]     |
[INFO] [stdout] 463 |         db.field(format!("id,{}", fields.join(",")).as_str().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] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:486:60
[INFO] [stdout]     |
[INFO] [stdout] 486 |                     row["value"] = format!("{}", item[field.clone()]).into();
[INFO] [stdout]     |                                                            ^^^^^^^^
[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/lib.rs:488:79
[INFO] [stdout]     |
[INFO] [stdout] 488 |                     row["value"] = format!("{} | {}", row["value"], item[field.clone()]).into();
[INFO] [stdout]     |                                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.22.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "11cafe459dbb18a1a130bc045b8c8f544ecc74cb2d0221cd01f665f32f64d621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11cafe459dbb18a1a130bc045b8c8f544ecc74cb2d0221cd01f665f32f64d621", kill_on_drop: false }`
[INFO] [stdout] 11cafe459dbb18a1a130bc045b8c8f544ecc74cb2d0221cd01f665f32f64d621
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea7ba3da4d21e1fe74018cb142dfb73cc9369f0d7eac1916e272e678c1651cce
[INFO] running `Command { std: "docker" "start" "-a" "ea7ba3da4d21e1fe74018cb142dfb73cc9369f0d7eac1916e272e678c1651cce", kill_on_drop: false }`
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling df-web v0.1.28
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:261:51
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 db.field(fields.join(",").as_str().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: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:312:86
[INFO] [stdout]     |
[INFO] [stdout] 312 | ...                   .field(format!("id,{}", field.join(",")).as_str().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] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:319:84
[INFO] [stdout]     |
[INFO] [stdout] 319 | ...                   row["value"] = format!("{}", find[field.clone()]).into();
[INFO] [stdout]     |                                                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` 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/lib.rs:321:103
[INFO] [stdout]     |
[INFO] [stdout] 321 | ...                   row["value"] = format!("{} | {}", row["value"], find[field.clone()]).into();
[INFO] [stdout]     |                                                                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:463:61
[INFO] [stdout]     |
[INFO] [stdout] 463 |         db.field(format!("id,{}", fields.join(",")).as_str().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] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:486:60
[INFO] [stdout]     |
[INFO] [stdout] 486 |                     row["value"] = format!("{}", item[field.clone()]).into();
[INFO] [stdout]     |                                                            ^^^^^^^^
[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/lib.rs:488:79
[INFO] [stdout]     |
[INFO] [stdout] 488 |                     row["value"] = format!("{} | {}", row["value"], item[field.clone()]).into();
[INFO] [stdout]     |                                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling df-plugin v0.3.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:261:51
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 db.field(fields.join(",").as_str().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: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:312:86
[INFO] [stdout]     |
[INFO] [stdout] 312 | ...                   .field(format!("id,{}", field.join(",")).as_str().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] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:319:84
[INFO] [stdout]     |
[INFO] [stdout] 319 | ...                   row["value"] = format!("{}", find[field.clone()]).into();
[INFO] [stdout]     |                                                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` 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/lib.rs:321:103
[INFO] [stdout]     |
[INFO] [stdout] 321 | ...                   row["value"] = format!("{} | {}", row["value"], find[field.clone()]).into();
[INFO] [stdout]     |                                                                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:463:61
[INFO] [stdout]     |
[INFO] [stdout] 463 |         db.field(format!("id,{}", fields.join(",")).as_str().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] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:486:60
[INFO] [stdout]     |
[INFO] [stdout] 486 |                     row["value"] = format!("{}", item[field.clone()]).into();
[INFO] [stdout]     |                                                            ^^^^^^^^
[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/lib.rs:488:79
[INFO] [stdout]     |
[INFO] [stdout] 488 |                     row["value"] = format!("{} | {}", row["value"], item[field.clone()]).into();
[INFO] [stdout]     |                                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.22.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "ea7ba3da4d21e1fe74018cb142dfb73cc9369f0d7eac1916e272e678c1651cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7ba3da4d21e1fe74018cb142dfb73cc9369f0d7eac1916e272e678c1651cce", kill_on_drop: false }`
[INFO] [stdout] ea7ba3da4d21e1fe74018cb142dfb73cc9369f0d7eac1916e272e678c1651cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13385fbcc714039c2dbc48705812c4f147e2b692ead181cafc1dfaf5bc5e9d1e
[INFO] running `Command { std: "docker" "start" "-a" "13385fbcc714039c2dbc48705812c4f147e2b692ead181cafc1dfaf5bc5e9d1e", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/lib.rs:261:51
[INFO] [stderr]     |
[INFO] [stderr] 261 |                 db.field(fields.join(",").as_str().clone());
[INFO] [stderr]     |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/lib.rs:312:86
[INFO] [stderr]     |
[INFO] [stderr] 312 | ...                   .field(format!("id,{}", field.join(",")).as_str().clone())
[INFO] [stderr]     |                                                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> src/lib.rs:319:84
[INFO] [stderr]     |
[INFO] [stderr] 319 | ...                   row["value"] = format!("{}", find[field.clone()]).into();
[INFO] [stderr]     |                                                              ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> src/lib.rs:321:103
[INFO] [stderr]     |
[INFO] [stderr] 321 | ...                   row["value"] = format!("{} | {}", row["value"], find[field.clone()]).into();
[INFO] [stderr]     |                                                                                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/lib.rs:463:61
[INFO] [stderr]     |
[INFO] [stderr] 463 |         db.field(format!("id,{}", fields.join(",")).as_str().clone());
[INFO] [stderr]     |                                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> src/lib.rs:486:60
[INFO] [stderr]     |
[INFO] [stderr] 486 |                     row["value"] = format!("{}", item[field.clone()]).into();
[INFO] [stderr]     |                                                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> src/lib.rs:488:79
[INFO] [stderr]     |
[INFO] [stderr] 488 |                     row["value"] = format!("{} | {}", row["value"], item[field.clone()]).into();
[INFO] [stderr]     |                                                                               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `df-plugin` (lib) generated 7 warnings (run `cargo fix --lib -p df-plugin` to apply 3 suggestions)
[INFO] [stderr] warning: `df-plugin` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.22.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/df_plugin-9b5f6d48998bbba6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests df_plugin
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13385fbcc714039c2dbc48705812c4f147e2b692ead181cafc1dfaf5bc5e9d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13385fbcc714039c2dbc48705812c4f147e2b692ead181cafc1dfaf5bc5e9d1e", kill_on_drop: false }`
[INFO] [stdout] 13385fbcc714039c2dbc48705812c4f147e2b692ead181cafc1dfaf5bc5e9d1e
