[INFO] crate reflective 0.1.0 is already in cache
[INFO] testing reflective-0.1.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate reflective 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate reflective 0.1.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f2c70d07f61e8a126d079bd8cb2a4550f52385d889aa6d0acb871d85c485b9a
[INFO] running `"docker" "start" "-a" "2f2c70d07f61e8a126d079bd8cb2a4550f52385d889aa6d0acb871d85c485b9a"`
[INFO] [stderr]    Compiling reflective v0.1.0 (/opt/rustwide/workdir)
[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)]` 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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "2f2c70d07f61e8a126d079bd8cb2a4550f52385d889aa6d0acb871d85c485b9a"`
[INFO] running `"docker" "rm" "-f" "2f2c70d07f61e8a126d079bd8cb2a4550f52385d889aa6d0acb871d85c485b9a"`
[INFO] [stdout] 2f2c70d07f61e8a126d079bd8cb2a4550f52385d889aa6d0acb871d85c485b9a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aced1d61f9e3dba01c15fe6fd3a2b75b21247af911ce6bf49f300a04e6cd4c44
[INFO] running `"docker" "start" "-a" "aced1d61f9e3dba01c15fe6fd3a2b75b21247af911ce6bf49f300a04e6cd4c44"`
[INFO] [stderr]    Compiling reflective v0.1.0 (/opt/rustwide/workdir)
[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)]` 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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] pub struct TestStruct {
[INFO] [stdout]     name: &'static str,
[INFO] [stdout] }
[INFO] [stdout] impl TestStruct {
[INFO] [stdout]      fn get_field<T: Copy + 'static>(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::<T>().unwrap())
[INFO] [stdout]     }
[INFO] [stdout] 
[INFO] [stdout]      fn set_field<T: Copy + 'static>(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] [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)]` on by default
[INFO] [stderr] 
[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)]` 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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "aced1d61f9e3dba01c15fe6fd3a2b75b21247af911ce6bf49f300a04e6cd4c44"`
[INFO] running `"docker" "rm" "-f" "aced1d61f9e3dba01c15fe6fd3a2b75b21247af911ce6bf49f300a04e6cd4c44"`
[INFO] [stdout] aced1d61f9e3dba01c15fe6fd3a2b75b21247af911ce6bf49f300a04e6cd4c44
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ec321df92905dfd71fa617817d6336d0b47a4fd1f1fc136054a242ecb532f18
[INFO] running `"docker" "start" "-a" "6ec321df92905dfd71fa617817d6336d0b47a4fd1f1fc136054a242ecb532f18"`
[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)]` 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: 2 warnings emitted
[INFO] [stderr] 
[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)]` 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: 2 warnings emitted
[INFO] [stderr] 
[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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reflective-d4f740d9fcca687c
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fields-a367f60cf87f3fd0
[INFO] [stderr]    Doc-tests reflective
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6ec321df92905dfd71fa617817d6336d0b47a4fd1f1fc136054a242ecb532f18"`
[INFO] running `"docker" "rm" "-f" "6ec321df92905dfd71fa617817d6336d0b47a4fd1f1fc136054a242ecb532f18"`
[INFO] [stdout] 6ec321df92905dfd71fa617817d6336d0b47a4fd1f1fc136054a242ecb532f18