[INFO] fetching crate reflective 0.1.0... [INFO] testing reflective-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate reflective 0.1.0 into /workspace/builds/worker-28/source [INFO] validating manifest of crates.io crate reflective 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-28/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 937e4ae0976e2401ee7ef35e31425b53974c5c688b4e9b4a347ecb1172ed344e [INFO] running `Command { std: "docker" "start" "-a" "937e4ae0976e2401ee7ef35e31425b53974c5c688b4e9b4a347ecb1172ed344e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "937e4ae0976e2401ee7ef35e31425b53974c5c688b4e9b4a347ecb1172ed344e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "937e4ae0976e2401ee7ef35e31425b53974c5c688b4e9b4a347ecb1172ed344e", kill_on_drop: false }` [INFO] [stdout] 937e4ae0976e2401ee7ef35e31425b53974c5c688b4e9b4a347ecb1172ed344e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0b0e5570780780978447b6c5fb0a835395c00ac78c367c05dcba4f29e1960ea [INFO] running `Command { std: "docker" "start" "-a" "e0b0e5570780780978447b6c5fb0a835395c00ac78c367c05dcba4f29e1960ea", 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 2.46s [INFO] running `Command { std: "docker" "inspect" "e0b0e5570780780978447b6c5fb0a835395c00ac78c367c05dcba4f29e1960ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0b0e5570780780978447b6c5fb0a835395c00ac78c367c05dcba4f29e1960ea", kill_on_drop: false }` [INFO] [stdout] e0b0e5570780780978447b6c5fb0a835395c00ac78c367c05dcba4f29e1960ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7eab462e067820e81cde4f60025fc34399f5b080c3712bad6ac91350faa44969 [INFO] running `Command { std: "docker" "start" "-a" "7eab462e067820e81cde4f60025fc34399f5b080c3712bad6ac91350faa44969", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 1.11s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/reflective-c1fd050cadf946f0) [INFO] [stderr] Executable tests/fields.rs (/opt/rustwide/target/debug/deps/fields-6c952e97bfe94c08) [INFO] running `Command { std: "docker" "inspect" "7eab462e067820e81cde4f60025fc34399f5b080c3712bad6ac91350faa44969", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7eab462e067820e81cde4f60025fc34399f5b080c3712bad6ac91350faa44969", kill_on_drop: false }` [INFO] [stdout] 7eab462e067820e81cde4f60025fc34399f5b080c3712bad6ac91350faa44969 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c47321e4c2d8c5c42ef4625c187000e1e744e1e6bbbd8c2df981117727ed62fc [INFO] running `Command { std: "docker" "start" "-a" "c47321e4c2d8c5c42ef4625c187000e1e744e1e6bbbd8c2df981117727ed62fc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 0.19s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reflective-c1fd050cadf946f0) [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 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/fields.rs (/opt/rustwide/target/debug/deps/fields-6c952e97bfe94c08) [INFO] [stdout] [INFO] [stderr] Doc-tests reflective [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] [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" "c47321e4c2d8c5c42ef4625c187000e1e744e1e6bbbd8c2df981117727ed62fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c47321e4c2d8c5c42ef4625c187000e1e744e1e6bbbd8c2df981117727ed62fc", kill_on_drop: false }` [INFO] [stdout] c47321e4c2d8c5c42ef4625c187000e1e744e1e6bbbd8c2df981117727ed62fc