[INFO] updating cached repository https://github.com/yubachiri/play_rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e36112af70d302386e3c45660f70db4f1673493
[INFO] checking yubachiri/play_rust against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyubachiri%2Fplay_rust" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yubachiri/play_rust on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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-8/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dcc988a412de2d770e92cad61bb69b5cfcdd00fe44697e1adfba313d17741db8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "dcc988a412de2d770e92cad61bb69b5cfcdd00fe44697e1adfba313d17741db8"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking either v1.5.3
[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 skeptic v0.9.0
[INFO] [stderr]    Compiling combine-language v3.0.2
[INFO] [stderr]     Checking playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0277]: the trait bound `i64: std::iter::Extend<char>` is not satisfied
[INFO] [stderr]   --> src/calculator.rs:40:10
[INFO] [stderr]    |
[INFO] [stderr] 40 |         .map(Num)
[INFO] [stderr]    |          ^^^ the trait `std::iter::Extend<char>` 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<i64, combine::char::Digit<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `i64: std::iter::Extend<char>` 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<char>` 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 | ame location in the input every time
[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<combine::combinator::Many<i64, combine::char::Digit<_>>, 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<combine::combinator::Many<i64, combine::char::Digit<_>>, 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 |           EmptyErr(_) => {
[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 | / "test", "test str")));
[INFO] [stderr] 250 | | 
[INFO] [stderr] 251 | | let result = p.parse("aet");
[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]             `<combine::combinator::Many<i64, combine::char::Digit<_>> as combine::Parser>::Input = _`
[INFO] [stderr]             which is required by `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `<combine::combinator::Many<i64, combine::char::Digit<_>> as combine::Parser>::Output = _`
[INFO] [stderr]             which is required by `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `combine::combinator::Many<i64, combine::char::Digit<_>>: combine::Parser`
[INFO] [stderr]             which is required by `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             which is required by `&mut combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: std::iter::Iterator`
[INFO] [stderr]             which is required by `&mut combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, 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] 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: 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<Expr>, Box<Expr>),
[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<Expr>, Box<Expr>),
[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<Expr>, Box<Expr>),
[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<Expr>, Box<Expr>),
[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] 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] error: aborting due to previous error
[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: 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] error[E0277]: the trait bound `i64: std::iter::Extend<char>` is not satisfied
[INFO] [stderr]   --> src/calculator.rs:40:10
[INFO] [stderr]    |
[INFO] [stderr] 40 |         .map(Num)
[INFO] [stderr]    |          ^^^ the trait `std::iter::Extend<char>` 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<i64, combine::char::Digit<_>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `i64: std::iter::Extend<char>` 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<char>` 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 | ame location in the input every time
[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<combine::combinator::Many<i64, combine::char::Digit<_>>, 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<combine::combinator::Many<i64, combine::char::Digit<_>>, 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 |           EmptyErr(_) => {
[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 | / "test", "test str")));
[INFO] [stderr] 250 | | 
[INFO] [stderr] 251 | | let result = p.parse("aet");
[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]             `<combine::combinator::Many<i64, combine::char::Digit<_>> as combine::Parser>::Input = _`
[INFO] [stderr]             which is required by `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `<combine::combinator::Many<i64, combine::char::Digit<_>> as combine::Parser>::Output = _`
[INFO] [stderr]             which is required by `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `combine::combinator::Many<i64, combine::char::Digit<_>>: combine::Parser`
[INFO] [stderr]             which is required by `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             which is required by `&mut combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: combine::Parser`
[INFO] [stderr]             `combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, fn(i64) -> Expr {Expr::Num}>: std::iter::Iterator`
[INFO] [stderr]             which is required by `&mut combine::combinator::Map<combine::combinator::Many<i64, combine::char::Digit<_>>, 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: build failed
[INFO] running `"docker" "inspect" "dcc988a412de2d770e92cad61bb69b5cfcdd00fe44697e1adfba313d17741db8"`
[INFO] running `"docker" "rm" "-f" "dcc988a412de2d770e92cad61bb69b5cfcdd00fe44697e1adfba313d17741db8"`
[INFO] [stdout] dcc988a412de2d770e92cad61bb69b5cfcdd00fe44697e1adfba313d17741db8
