[INFO] cloning repository https://github.com/tikue/fizzbuzz [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tikue/fizzbuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Ffizzbuzz", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Ffizzbuzz'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ad97dd64d1f0f8135f44e116c4eb983d1de1000 [INFO] checking tikue/fizzbuzz against master#5431404b87967c69438ea1e698edbe96505f0798 for pr-119849 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Ffizzbuzz" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tikue/fizzbuzz on toolchain 5431404b87967c69438ea1e698edbe96505f0798 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tikue/fizzbuzz [INFO] finished tweaking git repo https://github.com/tikue/fizzbuzz [INFO] tweaked toml for git repo https://github.com/tikue/fizzbuzz written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tikue/fizzbuzz already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking tikue/fizzbuzz against try#21bc403d557a2516df70ea80fb19b94177beede5 for pr-119849 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Ffizzbuzz" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tikue/fizzbuzz on toolchain 21bc403d557a2516df70ea80fb19b94177beede5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tikue/fizzbuzz [INFO] finished tweaking git repo https://github.com/tikue/fizzbuzz [INFO] tweaked toml for git repo https://github.com/tikue/fizzbuzz written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tikue/fizzbuzz already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 950562b199ba38065afd8f6f9f29b0db1e217f1d15fe59a97dbfa4692af36690 [INFO] running `Command { std: "docker" "start" "-a" "950562b199ba38065afd8f6f9f29b0db1e217f1d15fe59a97dbfa4692af36690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "950562b199ba38065afd8f6f9f29b0db1e217f1d15fe59a97dbfa4692af36690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "950562b199ba38065afd8f6f9f29b0db1e217f1d15fe59a97dbfa4692af36690", kill_on_drop: false }` [INFO] [stdout] 950562b199ba38065afd8f6f9f29b0db1e217f1d15fe59a97dbfa4692af36690 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b85a6524a4d1d2d8153713df3ce94d2e2d86a60c12268646b617f08b2fec0b11 [INFO] running `Command { std: "docker" "start" "-a" "b85a6524a4d1d2d8153713df3ce94d2e2d86a60c12268646b617f08b2fec0b11", kill_on_drop: false }` [INFO] [stderr] Checking fizzbuzz v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: `box_syntax` has been removed [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | box Const { x: a } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `Box::new()` instead [INFO] [stdout] | [INFO] [stdout] 16 | Box::new(Const { x: a }) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_syntax` has been removed [INFO] [stdout] --> src/main.rs:42:29 [INFO] [stdout] | [INFO] [stdout] 42 | let x = test(5, "buzz", box Id); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `Box::new()` instead [INFO] [stdout] | [INFO] [stdout] 42 | let x = test(5, "buzz", Box::new(Id)); [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_syntax` has been removed [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | box Const { x: a } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `Box::new()` instead [INFO] [stdout] | [INFO] [stdout] 16 | Box::new(Const { x: a }) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_syntax` has been removed [INFO] [stdout] --> src/main.rs:42:29 [INFO] [stdout] | [INFO] [stdout] 42 | let x = test(5, "buzz", box Id); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `Box::new()` instead [INFO] [stdout] | [INFO] [stdout] 42 | let x = test(5, "buzz", Box::new(Id)); [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `int` in this scope [INFO] [stdout] --> src/main.rs:34:16 [INFO] [stdout] | [INFO] [stdout] 34 | fn fizzbuzz(n: int) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] | | [INFO] [stdout] | not found in this scope [INFO] [stdout] | help: perhaps you intended to use this type: `i32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `int` in this scope [INFO] [stdout] --> src/main.rs:34:16 [INFO] [stdout] | [INFO] [stdout] 34 | fn fizzbuzz(n: int) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] | | [INFO] [stdout] | not found in this scope [INFO] [stdout] | help: perhaps you intended to use this type: `i32` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: rust-call ABI is subject to change [INFO] [stdout] --> src/main.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: rust-call ABI is subject to change [INFO] [stdout] --> src/main.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: rust-call ABI is subject to change [INFO] [stdout] --> src/main.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: rust-call ABI is subject to change [INFO] [stdout] --> src/main.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stdout] 8 | | self.x.clone() [INFO] [stdout] 9 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stdout] 8 | | self.x.clone() [INFO] [stdout] 9 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stdout] 24 | | a [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stdout] 24 | | a [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0183]: manual implementations of `Fn` are experimental [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ manual implementations of `Fn` are experimental [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0183]: manual implementations of `Fn` are experimental [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ manual implementations of `Fn` are experimental [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 1 generic argument but 2 generic arguments were supplied [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^ - help: remove this generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 1 generic argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 1 generic argument but 2 generic arguments were supplied [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^ - help: remove this generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 1 generic argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ help: use parenthetical notation instead: `Fn(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ help: use parenthetical notation instead: `Fn(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 1 generic argument but 2 generic arguments were supplied [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^ - help: remove this generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 1 generic argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 1 generic argument but 2 generic arguments were supplied [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^ - help: remove this generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 1 generic argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0191]: the value of the associated type `Output` in `FnOnce` must be specified [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ associated type `Output` must be specified [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0191]: the value of the associated type `Output` in `FnOnce` must be specified [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^^^^ associated type `Output` must be specified [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0183]: manual implementations of `Fn` are experimental [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^^^^^^^^^^ manual implementations of `Fn` are experimental [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0183]: manual implementations of `Fn` are experimental [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^^^^^^^^^^ manual implementations of `Fn` are experimental [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 1 generic argument but 2 generic arguments were supplied [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^ - help: remove this generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 1 generic argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: trait takes 1 generic argument but 2 generic arguments were supplied [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^ - help: remove this generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 1 generic argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnMut(B)` closure, found `Const` [INFO] [stdout] --> src/main.rs:6:28 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^ expected an `FnMut(B)` closure, found `Const` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnMut<(B,)>` is not implemented for `Const` [INFO] [stdout] note: required by a bound in `Fn` [INFO] [stdout] --> /rustc/21bc403d557a2516df70ea80fb19b94177beede5/library/core/src/ops/function.rs:76:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnMut(B)` closure, found `Const` [INFO] [stdout] --> src/main.rs:6:28 [INFO] [stdout] | [INFO] [stdout] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stdout] | ^^^^^^^^ expected an `FnMut(B)` closure, found `Const` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnMut<(B,)>` is not implemented for `Const` [INFO] [stdout] note: required by a bound in `Fn` [INFO] [stdout] --> /rustc/21bc403d557a2516df70ea80fb19b94177beede5/library/core/src/ops/function.rs:76:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnOnce(B)` closure, found `Const` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnOnce(B)` closure, found `Const` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnOnce<(B,)>` is not implemented for `Const` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnOnce(B)` closure, found `Const` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnOnce(B)` closure, found `Const` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnOnce<(B,)>` is not implemented for `Const` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnMut(A)` closure, found `Id` [INFO] [stdout] --> src/main.rs:22:25 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^ expected an `FnMut(A)` closure, found `Id` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnMut<(A,)>` is not implemented for `Id` [INFO] [stdout] note: required by a bound in `Fn` [INFO] [stdout] --> /rustc/21bc403d557a2516df70ea80fb19b94177beede5/library/core/src/ops/function.rs:76:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnMut(A)` closure, found `Id` [INFO] [stdout] --> src/main.rs:22:25 [INFO] [stdout] | [INFO] [stdout] 22 | impl Fn<(A,), A> for Id { [INFO] [stdout] | ^^ expected an `FnMut(A)` closure, found `Id` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnMut<(A,)>` is not implemented for `Id` [INFO] [stdout] note: required by a bound in `Fn` [INFO] [stdout] --> /rustc/21bc403d557a2516df70ea80fb19b94177beede5/library/core/src/ops/function.rs:76:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnOnce(A)` closure, found `Id` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnOnce(A)` closure, found `Id` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnOnce<(A,)>` is not implemented for `Id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: expected a `FnOnce(A)` closure, found `Id` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected an `FnOnce(A)` closure, found `Id` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FnOnce<(A,)>` is not implemented for `Id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 20 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0107, E0183, E0191, E0277, E0412, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 20 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0107, E0183, E0191, E0277, E0412, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stderr] error: could not compile `fizzbuzz` (bin "fizzbuzz" test) due to 21 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `fizzbuzz` (bin "fizzbuzz") due to 21 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "b85a6524a4d1d2d8153713df3ce94d2e2d86a60c12268646b617f08b2fec0b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b85a6524a4d1d2d8153713df3ce94d2e2d86a60c12268646b617f08b2fec0b11", kill_on_drop: false }` [INFO] [stdout] b85a6524a4d1d2d8153713df3ce94d2e2d86a60c12268646b617f08b2fec0b11