[INFO] fetching crate reflective 0.1.0... [INFO] testing reflective-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate reflective 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate reflective 0.1.0 [INFO] finished tweaking crates.io crate reflective 0.1.0 [INFO] tweaked toml for crates.io crate reflective 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate reflective 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fa737558cc3e0dacda56fa613939f87f7a222026b5638a25a1f8bf5ce821bc8d [INFO] running `Command { std: "docker" "start" "-a" "fa737558cc3e0dacda56fa613939f87f7a222026b5638a25a1f8bf5ce821bc8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa737558cc3e0dacda56fa613939f87f7a222026b5638a25a1f8bf5ce821bc8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa737558cc3e0dacda56fa613939f87f7a222026b5638a25a1f8bf5ce821bc8d", kill_on_drop: false }` [INFO] [stdout] fa737558cc3e0dacda56fa613939f87f7a222026b5638a25a1f8bf5ce821bc8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e90eb3f05972d65306a3f7b279ab3ce1e1f43eba38b16b9bccec5eb1899c056a [INFO] running `Command { std: "docker" "start" "-a" "e90eb3f05972d65306a3f7b279ab3ce1e1f43eba38b16b9bccec5eb1899c056a", kill_on_drop: false }` [INFO] [stderr] Compiling reflective v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `struct_body` [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let struct_body : TokenStream; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_body` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `datatype` [INFO] [stdout] --> src/lib.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 89 | for (field,datatype) in &struct_props { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_datatype` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "e90eb3f05972d65306a3f7b279ab3ce1e1f43eba38b16b9bccec5eb1899c056a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e90eb3f05972d65306a3f7b279ab3ce1e1f43eba38b16b9bccec5eb1899c056a", kill_on_drop: false }` [INFO] [stdout] e90eb3f05972d65306a3f7b279ab3ce1e1f43eba38b16b9bccec5eb1899c056a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ee9334e95157a8e3a613d919765ff156046062ad42e60962e6eb5e4d4cdf67f [INFO] running `Command { std: "docker" "start" "-a" "2ee9334e95157a8e3a613d919765ff156046062ad42e60962e6eb5e4d4cdf67f", kill_on_drop: false }` [INFO] [stderr] Compiling reflective v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `struct_body` [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let struct_body : TokenStream; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_body` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `datatype` [INFO] [stdout] --> src/lib.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 89 | for (field,datatype) in &struct_props { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_datatype` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `struct_body` [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let struct_body : TokenStream; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_body` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `datatype` [INFO] [stdout] --> src/lib.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 89 | for (field,datatype) in &struct_props { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_datatype` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] pub struct TestStruct{ name: &'static str, } [INFO] [stdout] impl TestStruct { [INFO] [stdout] fn get_field(s: &TestStruct, field: &str) -> T { [INFO] [stdout] let a : &dyn std::any::Any = { match field [INFO] [stdout] {"name" => &(s.name) as &dyn std::any::Any, [INFO] [stdout] _ => panic!("Invalid field."), }}; [INFO] [stdout] *(a.downcast_ref::().unwrap()) [INFO] [stdout] } [INFO] [stdout] [INFO] [stdout] fn set_field(s: &mut TestStruct, field: &str, val : T) { [INFO] [stdout] match field { [INFO] [stdout] "name" => { s.name = ((&val as &dyn std::any::Any).downcast_ref::<&'static str>().unwrap()).to_owned(); }, [INFO] [stdout] _ => { panic!("invalid field"); } } [INFO] [stdout] } [INFO] [stdout] } [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/fields.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut res : &str = TestStruct::get_field(s, "name"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "2ee9334e95157a8e3a613d919765ff156046062ad42e60962e6eb5e4d4cdf67f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ee9334e95157a8e3a613d919765ff156046062ad42e60962e6eb5e4d4cdf67f", kill_on_drop: false }` [INFO] [stdout] 2ee9334e95157a8e3a613d919765ff156046062ad42e60962e6eb5e4d4cdf67f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e9b8dbbcf86c2779f9f6c703d9b0f226c4ebd89f76628516ee750f3893c8ffea [INFO] running `Command { std: "docker" "start" "-a" "e9b8dbbcf86c2779f9f6c703d9b0f226c4ebd89f76628516ee750f3893c8ffea", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `struct_body` [INFO] [stderr] --> src/lib.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let struct_body : TokenStream; [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_body` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `datatype` [INFO] [stderr] --> src/lib.rs:89:16 [INFO] [stderr] | [INFO] [stderr] 89 | for (field,datatype) in &struct_props { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_datatype` [INFO] [stderr] [INFO] [stderr] warning: `reflective` (lib) generated 2 warnings (run `cargo fix --lib -p reflective` to apply 2 suggestions) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/fields.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let mut res : &str = TestStruct::get_field(s, "name"); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `reflective` (test "fields") generated 1 warning (run `cargo fix --test "fields" -p reflective` to apply 1 suggestion) [INFO] [stderr] warning: `reflective` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reflective-1f4fa8571d39d9d9) [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] Running tests/fields.rs (/opt/rustwide/target/debug/deps/fields-fe1cc14f84b01dfa) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test reflection ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests reflective [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" "e9b8dbbcf86c2779f9f6c703d9b0f226c4ebd89f76628516ee750f3893c8ffea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9b8dbbcf86c2779f9f6c703d9b0f226c4ebd89f76628516ee750f3893c8ffea", kill_on_drop: false }` [INFO] [stdout] e9b8dbbcf86c2779f9f6c703d9b0f226c4ebd89f76628516ee750f3893c8ffea