[INFO] cloning repository https://github.com/PhotonQuantum/l-lang-parser-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhotonQuantum/l-lang-parser-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Fl-lang-parser-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Fl-lang-parser-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 828b04f0164a163345e876106e3a5c636bcf24a5 [INFO] testing PhotonQuantum/l-lang-parser-rs against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Fl-lang-parser-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PhotonQuantum/l-lang-parser-rs on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PhotonQuantum/l-lang-parser-rs [INFO] finished tweaking git repo https://github.com/PhotonQuantum/l-lang-parser-rs [INFO] tweaked toml for git repo https://github.com/PhotonQuantum/l-lang-parser-rs written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/PhotonQuantum/l-lang-parser-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0860b7c045efa34a2bb94c072cb940c25b71416d866e365d66925ed386bc2dd6 [INFO] running `Command { std: "docker" "start" "-a" "0860b7c045efa34a2bb94c072cb940c25b71416d866e365d66925ed386bc2dd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0860b7c045efa34a2bb94c072cb940c25b71416d866e365d66925ed386bc2dd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0860b7c045efa34a2bb94c072cb940c25b71416d866e365d66925ed386bc2dd6", kill_on_drop: false }` [INFO] [stdout] 0860b7c045efa34a2bb94c072cb940c25b71416d866e365d66925ed386bc2dd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca213fca93371c78451be264b9e59f06145cce38a358f84f336527b25d23b43c [INFO] running `Command { std: "docker" "start" "-a" "ca213fca93371c78451be264b9e59f06145cce38a358f84f336527b25d23b43c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling which v4.0.2 [INFO] [stderr] Compiling toy_lang_parser_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self, box_syntax, box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self, box_syntax, box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `iterator_fold_self` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self, box_syntax, box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope [INFO] [stdout] --> src/transpiler/ast.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | .fold_first(|x, y| format!("{}\n{}", x, y)) [INFO] [stdout] | ^^^^^^^^^^ method not found in `Map, [closure@src/transpiler/ast.rs:18:18: 18:35]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `std::vec::IntoIter` in the current scope [INFO] [stdout] --> src/transpiler/ast.rs:69:22 [INFO] [stdout] | [INFO] [stdout] 69 | .fold_first(|x, y| format!("(app {} {})", x, y)) [INFO] [stdout] | ^^^^^^^^^^ method not found in `std::vec::IntoIter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope [INFO] [stdout] --> src/transpiler/ast.rs:118:14 [INFO] [stdout] | [INFO] [stdout] 118 | .fold_first(|x, y| format!("{}; {}", x, y)) [INFO] [stdout] | ^^^^^^^^^^ method not found in `Map, [closure@src/transpiler/ast.rs:117:18: 117:42]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope [INFO] [stdout] --> src/transpiler/utils.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | .fold_first(|x, y| format!("{}\n{}", x, y)) [INFO] [stdout] | ^^^^^^^^^^ method not found in `Map, [closure@src/transpiler/utils.rs:5:14: 5:36]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `toy_lang_parser_rs` due to 7 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "ca213fca93371c78451be264b9e59f06145cce38a358f84f336527b25d23b43c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca213fca93371c78451be264b9e59f06145cce38a358f84f336527b25d23b43c", kill_on_drop: false }` [INFO] [stdout] ca213fca93371c78451be264b9e59f06145cce38a358f84f336527b25d23b43c