[INFO] fetching crate reflective 0.1.0... [INFO] testing reflective-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate reflective 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate reflective 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d4527e5402d51c8f4833680e6f8280c1e3ba06581306b137bd23370ec1a87dd0 [INFO] running `Command { std: "docker" "start" "-a" "d4527e5402d51c8f4833680e6f8280c1e3ba06581306b137bd23370ec1a87dd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4527e5402d51c8f4833680e6f8280c1e3ba06581306b137bd23370ec1a87dd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4527e5402d51c8f4833680e6f8280c1e3ba06581306b137bd23370ec1a87dd0", kill_on_drop: false }` [INFO] [stdout] d4527e5402d51c8f4833680e6f8280c1e3ba06581306b137bd23370ec1a87dd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0ccc263ad0c617cf49671407b9b7c039049bdd75ec825bed71ad88c934ce98b [INFO] running `Command { std: "docker" "start" "-a" "f0ccc263ad0c617cf49671407b9b7c039049bdd75ec825bed71ad88c934ce98b", 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)]` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "f0ccc263ad0c617cf49671407b9b7c039049bdd75ec825bed71ad88c934ce98b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0ccc263ad0c617cf49671407b9b7c039049bdd75ec825bed71ad88c934ce98b", kill_on_drop: false }` [INFO] [stdout] f0ccc263ad0c617cf49671407b9b7c039049bdd75ec825bed71ad88c934ce98b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c5e2d0ae97e63c2b1068bd80ef52d2c752c0db37ba5e8177fdadee7ebc43d92 [INFO] running `Command { std: "docker" "start" "-a" "7c5e2d0ae97e63c2b1068bd80ef52d2c752c0db37ba5e8177fdadee7ebc43d92", kill_on_drop: false }` [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling reflective v0.1.0 (/opt/rustwide/workdir) [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: 2 warnings emitted [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)]` on by default [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)]` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "7c5e2d0ae97e63c2b1068bd80ef52d2c752c0db37ba5e8177fdadee7ebc43d92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c5e2d0ae97e63c2b1068bd80ef52d2c752c0db37ba5e8177fdadee7ebc43d92", kill_on_drop: false }` [INFO] [stdout] 7c5e2d0ae97e63c2b1068bd80ef52d2c752c0db37ba5e8177fdadee7ebc43d92 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8b9c3813359ad94fd5a7eeb38b21170ab1b076eaea315faf20034ad449e83c7f [INFO] running `Command { std: "docker" "start" "-a" "8b9c3813359ad94fd5a7eeb38b21170ab1b076eaea315faf20034ad449e83c7f", 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)]` 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 [INFO] [stderr] warning: `reflective` (lib test) generated 2 warnings (2 duplicates) [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: `reflective` (test "fields") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/reflective-6d5627581450a5d4) [INFO] [stdout] [INFO] [stderr] Running tests/fields.rs (/opt/rustwide/target/debug/deps/fields-a8ee29b56265704b) [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] [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" "8b9c3813359ad94fd5a7eeb38b21170ab1b076eaea315faf20034ad449e83c7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b9c3813359ad94fd5a7eeb38b21170ab1b076eaea315faf20034ad449e83c7f", kill_on_drop: false }` [INFO] [stdout] 8b9c3813359ad94fd5a7eeb38b21170ab1b076eaea315faf20034ad449e83c7f