[INFO] fetching crate fn_overloads 0.2.0...
[INFO] testing fn_overloads-0.2.0 against nightly-2024-10-28+rustflags=-Zrandomize-layout for randomize-layout
[INFO] extracting crate fn_overloads 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate fn_overloads 0.2.0 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fn_overloads 0.2.0
[INFO] finished tweaking crates.io crate fn_overloads 0.2.0
[INFO] tweaked toml for crates.io crate fn_overloads 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dee9f2e72aa849e0a8d8d9904b81fdee9ee89cd052f07f23c09d57fc03682a4a
[INFO] running `Command { std: "docker" "start" "-a" "dee9f2e72aa849e0a8d8d9904b81fdee9ee89cd052f07f23c09d57fc03682a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee9f2e72aa849e0a8d8d9904b81fdee9ee89cd052f07f23c09d57fc03682a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee9f2e72aa849e0a8d8d9904b81fdee9ee89cd052f07f23c09d57fc03682a4a", kill_on_drop: false }`
[INFO] [stdout] dee9f2e72aa849e0a8d8d9904b81fdee9ee89cd052f07f23c09d57fc03682a4a
[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 -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41b12a989bf7251457f8f287a978096d3afee63d874d8e5365d30f8d705396a2
[INFO] running `Command { std: "docker" "start" "-a" "41b12a989bf7251457f8f287a978096d3afee63d874d8e5365d30f8d705396a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling fn_overloads v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "41b12a989bf7251457f8f287a978096d3afee63d874d8e5365d30f8d705396a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b12a989bf7251457f8f287a978096d3afee63d874d8e5365d30f8d705396a2", kill_on_drop: false }`
[INFO] [stdout] 41b12a989bf7251457f8f287a978096d3afee63d874d8e5365d30f8d705396a2
[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 -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 025dc2540ef5e797536ef14289d12c327d2626bc1712ad842a184c038fac4d62
[INFO] running `Command { std: "docker" "start" "-a" "025dc2540ef5e797536ef14289d12c327d2626bc1712ad842a184c038fac4d62", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling target-triple v0.1.3
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling fn_overloads v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling trybuild v1.0.101
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.49s
[INFO] running `Command { std: "docker" "inspect" "025dc2540ef5e797536ef14289d12c327d2626bc1712ad842a184c038fac4d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025dc2540ef5e797536ef14289d12c327d2626bc1712ad842a184c038fac4d62", kill_on_drop: false }`
[INFO] [stdout] 025dc2540ef5e797536ef14289d12c327d2626bc1712ad842a184c038fac4d62
[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 -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 329d8756042167fa11d2b66c44f462876e7a5f3e3c7ecb37fc7fff1cfd956c5d
[INFO] running `Command { std: "docker" "start" "-a" "329d8756042167fa11d2b66c44f462876e7a5f3e3c7ecb37fc7fff1cfd956c5d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fn_overloads-6f1b8d9f7d9a0cec)
[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/test.rs (/opt/rustwide/target/debug/deps/test-d22d87fbcb55aeae)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling fn_overloads v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling fn_overloads-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/fn_overloads)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.52s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/pass/async.rs [should pass] ... ok
[INFO] [stderr] test tests/pass/async_not_send.rs [should pass] ... ok
[INFO] [stderr] test tests/pass/generics.rs [should pass] ... ok
[INFO] [stderr] test tests/pass/no_args.rs [should pass] ... ok
[INFO] [stderr] test tests/pass/no_return.rs [should pass] ... ok
[INFO] [stderr] test tests/pass/overloads.rs [should pass] ... ok
[INFO] [stderr] test tests/pass/publicity.rs [should pass] ... ok
[INFO] [stderr] test tests/pass/single_arg.rs [should pass] ... ok
[INFO] [stderr] test tests/compile_fail/async_send_bound.rs [should fail to compile] ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error: future cannot be sent between threads safely
[INFO] [stderr]   --> tests/compile_fail/async_send_bound.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / fn_overloads! {
[INFO] [stderr] 7  | |     fn wait_identity {
[INFO] [stderr] 8  | |         async (data: Rc<&'static str>) -> String {
[INFO] [stderr] 9  | |             sleep(Duration::from_millis(10)).await;
[INFO] [stderr] ...  |
[INFO] [stderr] 12 | |     }
[INFO] [stderr] 13 | | }
[INFO] [stderr]    | |_^ future returned by `inner` is not `Send`
[INFO] [stderr]    |
[INFO] [stderr]    = help: within `impl Future<Output = String>`, the trait `Send` is not implemented for `Rc<&'static str>`
[INFO] [stderr]    = note: use `std::sync::Arc` instead of `std::rc::Rc`
[INFO] [stderr] note: future is not `Send` as this value is used across an await
[INFO] [stderr]   --> tests/compile_fail/async_send_bound.rs:9:46
[INFO] [stderr]    |
[INFO] [stderr] 8  |         async (data: Rc<&'static str>) -> String {
[INFO] [stderr]    |                ---- has type `Rc<&'static str>` which is not `Send`
[INFO] [stderr] 9  |             sleep(Duration::from_millis(10)).await;
[INFO] [stderr]    |                                              ^^^^^ await occurs here, with `data` maybe used later
[INFO] [stderr] 10 |             data.to_string()
[INFO] [stderr] 11 |         }
[INFO] [stderr]    |         - `data` is later dropped here
[INFO] [stderr]    = note: required for the cast from `Pin<Box<impl Future<Output = String>>>` to `Pin<Box<(dyn Future<Output = String> + Send + 'static)>>`
[INFO] [stderr]    = note: this error originates in the macro `fn_overloads` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error: future cannot be sent between threads safely
[INFO] [stderr]   --> tests/compile_fail/async_send_bound.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / fn_overloads! {
[INFO] [stderr] 7  | |     fn wait_identity {
[INFO] [stderr] 8  | |         async (data: Rc<&'static str>) -> String {
[INFO] [stderr] 9  | |             sleep(Duration::from_millis(10)).await;
[INFO] [stderr] ...  |
[INFO] [stderr] 12 | |     }
[INFO] [stderr] 13 | | }
[INFO] [stderr]    | |_^ future returned by `inner` is not `Send`
[INFO] [stderr]    |
[INFO] [stderr]    = help: within `impl Future<Output = String>`, the trait `Send` is not implemented for `Rc<&'static str>`, which is required by `impl Future<Output = String>: Send`
[INFO] [stderr] note: future is not `Send` as this value is used across an await
[INFO] [stderr]   --> tests/compile_fail/async_send_bound.rs:9:46
[INFO] [stderr]    |
[INFO] [stderr] 8  |         async (data: Rc<&'static str>) -> String {
[INFO] [stderr]    |                ---- has type `Rc<&'static str>` which is not `Send`
[INFO] [stderr] 9  |             sleep(Duration::from_millis(10)).await;
[INFO] [stderr]    |                                              ^^^^^ await occurs here, with `data` maybe used later
[INFO] [stderr]    = note: required for the cast from `Pin<Box<impl Future<Output = String>>>` to `Pin<Box<(dyn Future<Output = String> + Send + 'static)>>`
[INFO] [stderr]    = note: this error originates in the macro `fn_overloads` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/compile_fail/not_public.rs [should fail to compile] ... ok
[INFO] [stderr] test tests/compile_fail/unconstrained_generic.rs [should fail to compile] ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]  --> tests/compile_fail/unconstrained_generic.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 |         <R: FromStr + Mul<u32>>(value: &str) -> Option<R> {
[INFO] [stderr]   |          ^ unconstrained type parameter
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]  --> tests/compile_fail/unconstrained_generic.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 |         <R: FromStr + Mul<u32>>(value: &str) -> Option<R> {
[INFO] [stderr]   |          ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0283]: type annotations needed
[INFO] [stderr]   --> tests/compile_fail/unconstrained_generic.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / fn_overloads! {
[INFO] [stderr] 6  | |     fn double {
[INFO] [stderr] 7  | |         <R: FromStr + Mul<u32>>(value: &str) -> Option<R> {
[INFO] [stderr] 8  | |             Some(value.parse::<R>().ok()? * 2)
[INFO] [stderr] 9  | |         }
[INFO] [stderr] 10 | |     }
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^ cannot infer type
[INFO] [stderr]    |
[INFO] [stderr]    = note: cannot satisfy `_: FromStr`
[INFO] [stderr]    = help: the following types implement trait `FromStr`:
[INFO] [stderr]              CString
[INFO] [stderr]              IpAddr
[INFO] [stderr]              Ipv4Addr
[INFO] [stderr]              Ipv6Addr
[INFO] [stderr]              NonZero<i128>
[INFO] [stderr]              NonZero<i16>
[INFO] [stderr]              NonZero<i32>
[INFO] [stderr]              NonZero<i64>
[INFO] [stderr]            and $N others
[INFO] [stderr] note: required for `double` to implement `FnOnce(&str)`
[INFO] [stderr]   --> tests/compile_fail/unconstrained_generic.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / fn_overloads! {
[INFO] [stderr] 6  | |     fn double {
[INFO] [stderr]    | |        ^^^^^^
[INFO] [stderr] 7  | |         <R: FromStr + Mul<u32>>(value: &str) -> Option<R> {
[INFO] [stderr]    | |             ------- unsatisfied trait bound introduced here
[INFO] [stderr] 8  | |             Some(value.parse::<R>().ok()? * 2)
[INFO] [stderr] 9  | |         }
[INFO] [stderr] 10 | |     }
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    = note: this error originates in the macro `fn_overloads` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> tests/compile_fail/unconstrained_generic.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |         <R: FromStr + Mul<u32>>(value: &str) -> Option<R> {
[INFO] [stderr]   |          - expected this type parameter
[INFO] [stderr] 8 |             Some(value.parse::<R>().ok()? * 2)
[INFO] [stderr]   |             ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected type parameter `R`, found associated type
[INFO] [stderr]   |             |
[INFO] [stderr]   |             arguments to this enum variant are incorrect
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected type parameter `R`
[INFO] [stderr]             found associated type `<R as Mul<u32>>::Output`
[INFO] [stderr] help: the type constructed contains `<R as Mul<u32>>::Output` due to the type of the argument passed
[INFO] [stderr]  --> tests/compile_fail/unconstrained_generic.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |             Some(value.parse::<R>().ok()? * 2)
[INFO] [stderr]   |             ^^^^^----------------------------^
[INFO] [stderr]   |                  |
[INFO] [stderr]   |                  this argument influences the type of `Some`
[INFO] [stderr] note: tuple variant defined here
[INFO] [stderr]  --> $RUST/core/src/option.rs
[INFO] [stderr] help: consider further restricting this bound
[INFO] [stderr]   |
[INFO] [stderr] 7 |         <R: FromStr + Mul<u32, Output = R>>(value: &str) -> Option<R> {
[INFO] [stderr]   |                              ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] error[E0283]: type annotations needed
[INFO] [stderr]   --> tests/compile_fail/unconstrained_generic.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     double("asdf");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ cannot infer type for type parameter `R`
[INFO] [stderr]    |
[INFO] [stderr]    = note: cannot satisfy `_: FromStr`
[INFO] [stderr]    = help: the following types implement trait `FromStr`:
[INFO] [stderr]              CString
[INFO] [stderr]              IpAddr
[INFO] [stderr]              Ipv4Addr
[INFO] [stderr]              Ipv6Addr
[INFO] [stderr]              NonZero<i128>
[INFO] [stderr]              NonZero<i16>
[INFO] [stderr]              NonZero<i32>
[INFO] [stderr]              NonZero<i64>
[INFO] [stderr]            and $N others
[INFO] [stderr] note: required for `double` to implement `FnOnce(&str)`
[INFO] [stderr]   --> tests/compile_fail/unconstrained_generic.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / fn_overloads! {
[INFO] [stderr] 6  | |     fn double {
[INFO] [stderr]    | |        ^^^^^^
[INFO] [stderr] 7  | |         <R: FromStr + Mul<u32>>(value: &str) -> Option<R> {
[INFO] [stderr]    | |             ------- unsatisfied trait bound introduced here
[INFO] [stderr] 8  | |             Some(value.parse::<R>().ok()? * 2)
[INFO] [stderr] 9  | |         }
[INFO] [stderr] 10 | |     }
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    = note: this error originates in the macro `fn_overloads` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test macro_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- macro_test stdout ----
[INFO] [stdout] thread 'macro_test' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/trybuild-1.0.101/src/run.rs:101:13:
[INFO] [stdout] 2 of 11 tests failed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6498f6fea96a - std::backtrace_rs::backtrace::libunwind::trace::h207520d6e9873551
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x6498f6fea96a - std::backtrace_rs::backtrace::trace_unsynchronized::h2ed7433f370e3eca
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x6498f6fea96a - std::sys::backtrace::_print_fmt::h916fac51166b18d7
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6498f6fea96a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha0a4c9b8ce3802e6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6498f7014e13 - core::fmt::rt::Argument::fmt::h4cfc8587d52b3eb5
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x6498f7014e13 - core::fmt::write::h522cc39e5b36ae9f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/mod.rs:1190:21
[INFO] [stdout]    6:     0x6498f6fe69a3 - std::io::Write::write_fmt::h7d3c26752da97734
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x6498f6fea7b2 - std::sys::backtrace::BacktraceLock::print::h4b9e00b29e9c0942
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x6498f6fec3fa - std::panicking::default_hook::{{closure}}::hb59b88280d0324d9
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x6498f6fec204 - std::panicking::default_hook::he1dd496665be4a29
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x6498f6fb2ef9 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4ff71de18744e1dc
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x6498f6fb2ef9 - test::test_main::{{closure}}::hcf7c055ce117aa81
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x6498f6fecaf8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1d66c6bbd60c9692
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x6498f6fecaf8 - std::panicking::rust_panic_with_hook::h2ff17fe8f26dfcf8
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x6498f6fec8ba - std::panicking::begin_panic_handler::{{closure}}::h4fad77951c07e101
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x6498f6feae49 - std::sys::backtrace::__rust_end_short_backtrace::hb1a25b3da5d0ea08
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x6498f6fec54c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x6498f70131c0 - core::panicking::panic_fmt::ha9db07b529f9b256
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x6498f6d90a7f - trybuild::run::<impl trybuild::Runner>::run::h668744a27d3eb6ba
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/trybuild-1.0.101/src/run.rs:101:13
[INFO] [stdout]   19:     0x6498f6d95fa8 - <trybuild::TestCases as core::ops::drop::Drop>::drop::h13fd94264965cff4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/trybuild-1.0.101/src/lib.rs:340:13
[INFO] [stdout]   20:     0x6498f6cc2507 - core::ptr::drop_in_place<trybuild::TestCases>::h1b2633902d3c6990
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ptr/mod.rs:521:1
[INFO] [stdout]   21:     0x6498f6cc2dab - test::macro_test::hd662d9948c1f4d10
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test.rs:6:1
[INFO] [stdout]   22:     0x6498f6cc2d27 - test::macro_test::{{closure}}::h56a265cd4fc3d8bb
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test.rs:2:16
[INFO] [stdout]   23:     0x6498f6cc2466 - core::ops::function::FnOnce::call_once::h06accb351f89d472
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6498f6fb77cb - core::ops::function::FnOnce::call_once::h22c3ba5715e93f05
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6498f6fb77cb - test::__rust_begin_short_backtrace::h8e82d8113d0da17f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x6498f6fb7147 - test::run_test_in_process::{{closure}}::h33235f4f20b7b7c7
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x6498f6fb7147 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb5043206310c586f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x6498f6fb7147 - std::panicking::try::do_call::h9ad4731a60ab23e2
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:557:40
[INFO] [stdout]   29:     0x6498f6fb7147 - std::panicking::try::h3824d23db772a716
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:520:19
[INFO] [stdout]   30:     0x6498f6fb7147 - std::panic::catch_unwind::h5afd514605fde46b
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x6498f6fb7147 - test::run_test_in_process::h0d5cbfa7067d1720
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x6498f6fb7147 - test::run_test::{{closure}}::h708eb8872708115d
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:565:43
[INFO] [stdout]   33:     0x6498f6f7a864 - test::run_test::{{closure}}::h392c51cee94713ab
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x6498f6f7a864 - std::sys::backtrace::__rust_begin_short_backtrace::h2f40290710935a8b
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   35:     0x6498f6f7e00e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h3fd968d89053a903
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/thread/mod.rs:541:17
[INFO] [stdout]   36:     0x6498f6f7e00e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h743f637ba4229880
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x6498f6f7e00e - std::panicking::try::do_call::h07440897322525a6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:557:40
[INFO] [stdout]   38:     0x6498f6f7e00e - std::panicking::try::he5a2e00188156637
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:520:19
[INFO] [stdout]   39:     0x6498f6f7e00e - std::panic::catch_unwind::hbaf3cae49b3c6433
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x6498f6f7e00e - std::thread::Builder::spawn_unchecked_::{{closure}}::h8e141ea224820bce
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/thread/mod.rs:540:30
[INFO] [stdout]   41:     0x6498f6f7e00e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h90d312fedd7b8ea8
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6498f6ff18bb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h69aa08ddb6adb8b6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x6498f6ff18bb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5aa36efdb79c806f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   44:     0x6498f6ff18bb - std::sys::pal::unix::thread::Thread::new::thread_start::h6cd80a1b4be5158d
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   45:     0x71db4cebaac3 - <unknown>
[INFO] [stdout]   46:     0x71db4cf4ba04 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     macro_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 12.39s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test test`
[INFO] running `Command { std: "docker" "inspect" "329d8756042167fa11d2b66c44f462876e7a5f3e3c7ecb37fc7fff1cfd956c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329d8756042167fa11d2b66c44f462876e7a5f3e3c7ecb37fc7fff1cfd956c5d", kill_on_drop: false }`
[INFO] [stdout] 329d8756042167fa11d2b66c44f462876e7a5f3e3c7ecb37fc7fff1cfd956c5d
