[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 beta-2019-10-27 for pr-65897 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyubachiri%2Fplay_rust" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yubachiri/play_rust on toolchain beta-2019-10-27 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "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-10/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" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=allow" "-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" "+beta-2019-10-27" "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] 4098c9e6972003c3df1e1bf6657a1da1b9d83da82e5ded0d2916b98643d37a65 [INFO] running `"docker" "start" "-a" "4098c9e6972003c3df1e1bf6657a1da1b9d83da82e5ded0d2916b98643d37a65"` [INFO] [stderr] Blocking waiting for file lock on package cache [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` 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 type `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] = note: the method `skip` exists but the following trait bounds were not satisfied: [INFO] [stderr] `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}> : combine::Parser` [INFO] [stderr] `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}> : std::iter::Iterator` [INFO] [stderr] `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}> : combine::Parser` [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] warning: build failed, waiting for other jobs to finish... [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] warning: build failed, waiting for other jobs to finish... [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 type `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] = note: the method `skip` exists but the following trait bounds were not satisfied: [INFO] [stderr] `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}> : combine::Parser` [INFO] [stderr] `&mut combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}> : std::iter::Iterator` [INFO] [stderr] `combine::combinator::Map>, fn(i64) -> Expr {Expr::Num}> : combine::Parser` [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] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "4098c9e6972003c3df1e1bf6657a1da1b9d83da82e5ded0d2916b98643d37a65"` [INFO] running `"docker" "rm" "-f" "4098c9e6972003c3df1e1bf6657a1da1b9d83da82e5ded0d2916b98643d37a65"` [INFO] [stdout] 4098c9e6972003c3df1e1bf6657a1da1b9d83da82e5ded0d2916b98643d37a65