[INFO] cloning repository https://github.com/yubachiri/play_rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yubachiri/play_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyubachiri%2Fplay_rust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyubachiri%2Fplay_rust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5e36112af70d302386e3c45660f70db4f1673493 [INFO] checking yubachiri/play_rust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyubachiri%2Fplay_rust" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yubachiri/play_rust 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/yubachiri/play_rust [INFO] finished tweaking git repo https://github.com/yubachiri/play_rust [INFO] tweaked toml for git repo https://github.com/yubachiri/play_rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/yubachiri/play_rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7e4e231f2a7e5abba2c062c0e2160ee07e1572654683093297edfaeef02fbb25 [INFO] running `"docker" "start" "-a" "7e4e231f2a7e5abba2c062c0e2160ee07e1572654683093297edfaeef02fbb25"` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling bitflags v0.5.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling pulldown-cmark v0.0.8 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling skeptic v0.9.0 [INFO] [stderr] Compiling combine-language v3.0.2 [INFO] [stderr] Checking playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/trait.rs:17:29 [INFO] [stderr] | [INFO] [stderr] 17 | fn do_another_something(x: &Foo) { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Foo` [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/trait.rs:29:33 [INFO] [stderr] | [INFO] [stderr] 29 | do_another_something(&z as &Foo); [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Foo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/trait.rs:17:29 [INFO] [stderr] | [INFO] [stderr] 17 | fn do_another_something(x: &Foo) { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Foo` [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/trait.rs:29:33 [INFO] [stderr] | [INFO] [stderr] 29 | do_another_something(&z as &Foo); [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Foo` [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ParseResult`, `chainl1`, `parser` [INFO] [stderr] --> src/calculator_with_language_env.rs:5:40 [INFO] [stderr] | [INFO] [stderr] 5 | use combine::{Parser, satisfy, Stream, ParseResult, ParseError, parser, chainl1}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0601]: `main` function not found in crate `calculator_with_language_env` [INFO] [stderr] --> src/calculator_with_language_env.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / extern crate combine; [INFO] [stderr] 2 | | extern crate combine_language; [INFO] [stderr] 3 | | [INFO] [stderr] 4 | | use combine::char::{string, letter, alpha_num}; [INFO] [stderr] ... | [INFO] [stderr] 38 | | }) [INFO] [stderr] 39 | | } [INFO] [stderr] | |_^ consider adding a `main` function to `src/calculator_with_language_env.rs` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ParseResult`, `chainl1`, `parser` [INFO] [stderr] --> src/calculator_with_language_env.rs:5:40 [INFO] [stderr] | [INFO] [stderr] 5 | use combine::{Parser, satisfy, Stream, ParseResult, ParseError, parser, chainl1}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Number` [INFO] [stderr] --> src/calculator_with_language_env.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Number(i64), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Plus` [INFO] [stderr] --> src/calculator_with_language_env.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | Plus(Box, Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Minus` [INFO] [stderr] --> src/calculator_with_language_env.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | Minus(Box, Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Times` [INFO] [stderr] --> src/calculator_with_language_env.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Times(Box, Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Divides` [INFO] [stderr] --> src/calculator_with_language_env.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Divides(Box, Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `calc_env` [INFO] [stderr] --> src/calculator_with_language_env.rs:17:4 [INFO] [stderr] | [INFO] [stderr] 17 | fn calc_env<'a, I: 'a>() -> LanguageEnv<'a, I> [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 1 warning emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0601`. [INFO] [stderr] error: could not compile `playground`. [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] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `i64: std::iter::Extend` is not satisfied [INFO] [stderr] --> src/calculator.rs:40:10 [INFO] [stderr] | [INFO] [stderr] 40 | .map(Num) [INFO] [stderr] | ^^^ the trait `std::iter::Extend` is not implemented for `i64` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `combine::Parser` for `combine::combinator::Many>` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `i64: std::iter::Extend` is not satisfied [INFO] [stderr] --> src/calculator.rs:39:18 [INFO] [stderr] | [INFO] [stderr] 39 | let number = many(digit()) [INFO] [stderr] | ^^^^ the trait `std::iter::Extend` is not implemented for `i64` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/combine-3.8.1/src/parser/repeat.rs:394:8 [INFO] [stderr] | [INFO] [stderr] 394 | F: Extend + Default, [INFO] [stderr] | ----------------- required by this bound in `combine::many` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `skip` found for struct `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>` in the current scope [INFO] [stderr] --> src/calculator.rs:41:10 [INFO] [stderr] | [INFO] [stderr] 41 | .skip(spaces()); [INFO] [stderr] | ^^^^ method not found in `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/combine-3.8.1/src/parser/repeat.rs:324:1 [INFO] [stderr] | [INFO] [stderr] 324 | pub struct Many(P, PhantomData); [INFO] [stderr] | ----------------------------------------- [INFO] [stderr] | | [INFO] [stderr] | doesn't satisfy `<_ as combine::Parser>::Input = _` [INFO] [stderr] | doesn't satisfy `<_ as combine::Parser>::Output = _` [INFO] [stderr] | doesn't satisfy `_: combine::Parser` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/combine-3.8.1/src/parser/combinator.rs:249:1 [INFO] [stderr] | [INFO] [stderr] 249 | / pub struct Map(P, F) [INFO] [stderr] 250 | | where [INFO] [stderr] 251 | | P: Parser; [INFO] [stderr] | | - [INFO] [stderr] | | | [INFO] [stderr] | |______________doesn't satisfy `_: combine::Parser` [INFO] [stderr] | doesn't satisfy `_: std::iter::Iterator` [INFO] [stderr] | [INFO] [stderr] = note: the method `skip` exists but the following trait bounds were not satisfied: [INFO] [stderr] `> as combine::Parser>::Input = _` [INFO] [stderr] which is required by `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `> as combine::Parser>::Output = _` [INFO] [stderr] which is required by `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `combine::combinator::Many>: combine::Parser` [INFO] [stderr] which is required by `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] which is required by `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: std::iter::Iterator` [INFO] [stderr] which is required by `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: std::iter::Iterator` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `i64: std::iter::Extend` is not satisfied [INFO] [stderr] --> src/calculator.rs:40:10 [INFO] [stderr] | [INFO] [stderr] 40 | .map(Num) [INFO] [stderr] | ^^^ the trait `std::iter::Extend` is not implemented for `i64` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `combine::Parser` for `combine::combinator::Many>` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `i64: std::iter::Extend` is not satisfied [INFO] [stderr] --> src/calculator.rs:39:18 [INFO] [stderr] | [INFO] [stderr] 39 | let number = many(digit()) [INFO] [stderr] | ^^^^ the trait `std::iter::Extend` is not implemented for `i64` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/combine-3.8.1/src/parser/repeat.rs:394:8 [INFO] [stderr] | [INFO] [stderr] 394 | F: Extend + Default, [INFO] [stderr] | ----------------- required by this bound in `combine::many` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `skip` found for struct `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>` in the current scope [INFO] [stderr] --> src/calculator.rs:41:10 [INFO] [stderr] | [INFO] [stderr] 41 | .skip(spaces()); [INFO] [stderr] | ^^^^ method not found in `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/combine-3.8.1/src/parser/repeat.rs:324:1 [INFO] [stderr] | [INFO] [stderr] 324 | pub struct Many(P, PhantomData); [INFO] [stderr] | ----------------------------------------- [INFO] [stderr] | | [INFO] [stderr] | doesn't satisfy `<_ as combine::Parser>::Input = _` [INFO] [stderr] | doesn't satisfy `<_ as combine::Parser>::Output = _` [INFO] [stderr] | doesn't satisfy `_: combine::Parser` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/combine-3.8.1/src/parser/combinator.rs:249:1 [INFO] [stderr] | [INFO] [stderr] 249 | / pub struct Map(P, F) [INFO] [stderr] 250 | | where [INFO] [stderr] 251 | | P: Parser; [INFO] [stderr] | | - [INFO] [stderr] | | | [INFO] [stderr] | |______________doesn't satisfy `_: combine::Parser` [INFO] [stderr] | doesn't satisfy `_: std::iter::Iterator` [INFO] [stderr] | [INFO] [stderr] = note: the method `skip` exists but the following trait bounds were not satisfied: [INFO] [stderr] `> as combine::Parser>::Input = _` [INFO] [stderr] which is required by `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `> as combine::Parser>::Output = _` [INFO] [stderr] which is required by `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `combine::combinator::Many>: combine::Parser` [INFO] [stderr] which is required by `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] which is required by `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: combine::Parser` [INFO] [stderr] `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: std::iter::Iterator` [INFO] [stderr] which is required by `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}>: std::iter::Iterator` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `playground`. [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: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `playground`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "7e4e231f2a7e5abba2c062c0e2160ee07e1572654683093297edfaeef02fbb25"` [INFO] running `"docker" "rm" "-f" "7e4e231f2a7e5abba2c062c0e2160ee07e1572654683093297edfaeef02fbb25"` [INFO] [stdout] 7e4e231f2a7e5abba2c062c0e2160ee07e1572654683093297edfaeef02fbb25