[INFO] cloning repository https://github.com/tikue/fizzbuzz [INFO] running `"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"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Ffizzbuzz'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9ad97dd64d1f0f8135f44e116c4eb983d1de1000 [INFO] checking tikue/fizzbuzz against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Ffizzbuzz" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tikue/fizzbuzz on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [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-11/source/Cargo.toml [INFO] crate git repo https://github.com/tikue/fizzbuzz already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2654bd7c7afe7a557da660e8fa54ca5ecc3ebca701b0d4051a8ed6c9e0aa296a [INFO] running `"docker" "start" "-a" "2654bd7c7afe7a557da660e8fa54ca5ecc3ebca701b0d4051a8ed6c9e0aa296a"` [INFO] [stderr] Checking fizzbuzz v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0412]: cannot find type `int` in this scope [INFO] [stderr] --> src/main.rs:34:16 [INFO] [stderr] | [INFO] [stderr] 34 | fn fizzbuzz(n: int) -> String { [INFO] [stderr] | ^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0658]: rust-call ABI is subject to change [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | box Const { x: a } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #49733 for more information [INFO] [stderr] = help: add `#![feature(box_syntax)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: rust-call ABI is subject to change [INFO] [stderr] --> src/main.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead [INFO] [stderr] --> src/main.rs:42:29 [INFO] [stderr] | [INFO] [stderr] 42 | let x = test(5, "buzz", box Id); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #49733 for more information [INFO] [stderr] = help: add `#![feature(box_syntax)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn<(B,), A> + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:35:36 [INFO] [stderr] | [INFO] [stderr] 35 | let test = |d, s: &str, x: Box + Send>| [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn<(String,), String> + Send` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stderr] 8 | | self.x.clone() [INFO] [stderr] 9 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | / extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stderr] 24 | | a [INFO] [stderr] 25 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stderr] --> src/main.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stderr] | ^^^^^^^^^^^ help: use parenthetical notation instead: `Fn(B,) -> ()` [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 2 [INFO] [stderr] --> src/main.rs:6:21 [INFO] [stderr] | [INFO] [stderr] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stderr] | ^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^^ help: use parenthetical notation instead: `Fn(B,) -> ()` [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 2 [INFO] [stderr] --> src/main.rs:15:39 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error[E0191]: the value of the associated type `Output` (from trait `std::ops::FnOnce`) must be specified [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | help: specify the associated type: `Output = A` [INFO] [stderr] [INFO] [stderr] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stderr] --> src/main.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | impl Fn<(A,), A> for Id { [INFO] [stderr] | ^^^^^^^^^^^ help: use parenthetical notation instead: `Fn(A,) -> ()` [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 2 [INFO] [stderr] --> src/main.rs:22:18 [INFO] [stderr] | [INFO] [stderr] 22 | impl Fn<(A,), A> for Id { [INFO] [stderr] | ^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error: aborting due to 14 previous errors; 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0107, E0191, E0412, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0107`. [INFO] [stderr] error: could not compile `fizzbuzz`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0412]: cannot find type `int` in this scope [INFO] [stderr] --> src/main.rs:34:16 [INFO] [stderr] | [INFO] [stderr] 34 | fn fizzbuzz(n: int) -> String { [INFO] [stderr] | ^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0658]: rust-call ABI is subject to change [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | box Const { x: a } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #49733 for more information [INFO] [stderr] = help: add `#![feature(box_syntax)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: rust-call ABI is subject to change [INFO] [stderr] --> src/main.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead [INFO] [stderr] --> src/main.rs:42:29 [INFO] [stderr] | [INFO] [stderr] 42 | let x = test(5, "buzz", box Id); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #49733 for more information [INFO] [stderr] = help: add `#![feature(box_syntax)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn<(B,), A> + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:35:36 [INFO] [stderr] | [INFO] [stderr] 35 | let test = |d, s: &str, x: Box + Send>| [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn<(String,), String> + Send` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | / extern "rust-call" fn call(&self, (_,): (B,)) -> A { [INFO] [stderr] 8 | | self.x.clone() [INFO] [stderr] 9 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | / extern "rust-call" fn call(&self, (a,): (A,)) -> A { [INFO] [stderr] 24 | | a [INFO] [stderr] 25 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(fn_traits)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stderr] --> src/main.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stderr] | ^^^^^^^^^^^ help: use parenthetical notation instead: `Fn(B,) -> ()` [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 2 [INFO] [stderr] --> src/main.rs:6:21 [INFO] [stderr] | [INFO] [stderr] 6 | impl Fn<(B,), A> for Const where A: Send + Clone { [INFO] [stderr] | ^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^^ help: use parenthetical notation instead: `Fn(B,) -> ()` [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 2 [INFO] [stderr] --> src/main.rs:15:39 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error[E0191]: the value of the associated type `Output` (from trait `std::ops::FnOnce`) must be specified [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | fn const_(a: A) -> Box + Send> where A: Send + Clone { [INFO] [stderr] | ^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | help: specify the associated type: `Output = A` [INFO] [stderr] [INFO] [stderr] error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change [INFO] [stderr] --> src/main.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | impl Fn<(A,), A> for Id { [INFO] [stderr] | ^^^^^^^^^^^ help: use parenthetical notation instead: `Fn(A,) -> ()` [INFO] [stderr] | [INFO] [stderr] = note: see issue #29625 for more information [INFO] [stderr] = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 2 [INFO] [stderr] --> src/main.rs:22:18 [INFO] [stderr] | [INFO] [stderr] 22 | impl Fn<(A,), A> for Id { [INFO] [stderr] | ^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error: aborting due to 14 previous errors; 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0107, E0191, E0412, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0107`. [INFO] [stderr] error: could not compile `fizzbuzz`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "2654bd7c7afe7a557da660e8fa54ca5ecc3ebca701b0d4051a8ed6c9e0aa296a"` [INFO] running `"docker" "rm" "-f" "2654bd7c7afe7a557da660e8fa54ca5ecc3ebca701b0d4051a8ed6c9e0aa296a"` [INFO] [stdout] 2654bd7c7afe7a557da660e8fa54ca5ecc3ebca701b0d4051a8ed6c9e0aa296a