[INFO] fetching crate derive_setters 0.1.7...
[INFO] checking derive_setters-0.1.7 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate derive_setters 0.1.7 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate derive_setters 0.1.7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate derive_setters 0.1.7
[INFO] tweaked toml for crates.io crate derive_setters 0.1.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive_setters 0.1.7 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate derive_setters 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1de91e06463e0e4c9428b4ad6b096005969d86852e0a40cc59fc2e4081e71f63
[INFO] running `Command { std: "docker" "start" "-a" "1de91e06463e0e4c9428b4ad6b096005969d86852e0a40cc59fc2e4081e71f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1de91e06463e0e4c9428b4ad6b096005969d86852e0a40cc59fc2e4081e71f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de91e06463e0e4c9428b4ad6b096005969d86852e0a40cc59fc2e4081e71f63", kill_on_drop: false }`
[INFO] [stdout] 1de91e06463e0e4c9428b4ad6b096005969d86852e0a40cc59fc2e4081e71f63
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e545cd6e85e70ed9464414f6b8bc61c7fdae633b3b7a62104e8a2cb41348877
[INFO] running `Command { std: "docker" "start" "-a" "2e545cd6e85e70ed9464414f6b8bc61c7fdae633b3b7a62104e8a2cb41348877", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.87
[INFO] [stderr]     Checking darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking darling v0.20.11
[INFO] [stderr]    Compiling derive_setters v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `container_name`
[INFO] [stdout]    --> src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |     let container_name = &container.name;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container_name`
[INFO] [stdout]    --> src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |     let container_name = &container.name;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container_name`
[INFO] [stdout]    --> src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |     let container_name = &container.name;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefStruct::test` that must be used
[INFO] [stdout]   --> tests/ref.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     a.test(1);
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let _ = a.test(1);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefStruct::b` that must be used
[INFO] [stdout]   --> tests/ref.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     a.b(3);
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = a.b(3);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `FieldRefStruct::b` that must be used
[INFO] [stdout]   --> tests/ref.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     a.b(20);
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let _ = a.b(20);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefDelegateField::test` that must be used
[INFO] [stdout]   --> tests/ref.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     a.test(1);
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let _ = a.test(1);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefDelegateField::b` that must be used
[INFO] [stdout]   --> tests/ref.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     a.b(3);
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let _ = a.b(3);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefDelegateField::c` that must be used
[INFO] [stdout]   --> tests/ref.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     a.c(34);
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let _ = a.c(34);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefDelegateMethod::test` that must be used
[INFO] [stdout]   --> tests/ref.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     a.test(1);
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let _ = a.test(1);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefDelegateMethod::b` that must be used
[INFO] [stdout]   --> tests/ref.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     a.b(3);
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let _ = a.b(3);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `BasicRefDelegateMethod::c` that must be used
[INFO] [stdout]   --> tests/ref.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     a.c(34);
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let _ = a.c(34);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "2e545cd6e85e70ed9464414f6b8bc61c7fdae633b3b7a62104e8a2cb41348877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e545cd6e85e70ed9464414f6b8bc61c7fdae633b3b7a62104e8a2cb41348877", kill_on_drop: false }`
[INFO] [stdout] 2e545cd6e85e70ed9464414f6b8bc61c7fdae633b3b7a62104e8a2cb41348877