[INFO] updating cached repository https://github.com/jgautier/monkey [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] 89ece75aec71de7bf5ff1e9630150d89f8f985c5 [INFO] checking jgautier/monkey against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgautier%2Fmonkey" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jgautier/monkey on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494 [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jgautier/monkey [INFO] finished tweaking git repo https://github.com/jgautier/monkey [INFO] tweaked toml for git repo https://github.com/jgautier/monkey written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/jgautier/monkey already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 87535e63e1d31b205a75c221fb7c6cb3bfa2e38867d81306b18d363ca8707c2d [INFO] running `"docker" "start" "-a" "87535e63e1d31b205a75c221fb7c6cb3bfa2e38867d81306b18d363ca8707c2d"` [INFO] [stderr] Checking monkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/ast.rs:517:15 [INFO] [stderr] | [INFO] [stderr] 517 | while (self.peek_token.token_type == lexer::TokenType::COMMA) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::lexer` [INFO] [stderr] --> src/eval.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::lexer; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast::Node` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use ast::Node; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/ast.rs:517:15 [INFO] [stderr] | [INFO] [stderr] 517 | while (self.peek_token.token_type == lexer::TokenType::COMMA) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast::Node` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use ast::Node; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:132:14 [INFO] [stderr] | [INFO] [stderr] 132 | for (i, chr) in self.input[self.cur_index..].char_indices() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: private type `ast::LetStatement<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | Let(LetStatement<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::ReturnStatement<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | Return(ReturnStatement<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::Identifier<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:203:16 [INFO] [stderr] | [INFO] [stderr] 203 | Identifier(Identifier<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::If<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:208:8 [INFO] [stderr] | [INFO] [stderr] 208 | If(If<'a>), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::Fn<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:209:8 [INFO] [stderr] | [INFO] [stderr] 209 | Fn(Fn<'a>), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::Call<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:210:10 [INFO] [stderr] | [INFO] [stderr] 210 | Call(Call<'a>) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `eval::Integer` in public interface (error E0446) [INFO] [stderr] --> src/eval.rs:11:11 [INFO] [stderr] | [INFO] [stderr] 11 | Integer(Integer), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `eval::Boolean` in public interface (error E0446) [INFO] [stderr] --> src/eval.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | Boolean(Boolean), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `eval::Null` in public interface (error E0446) [INFO] [stderr] --> src/eval.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | Null(Null) [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lexer.rs:132:14 [INFO] [stderr] | [INFO] [stderr] 132 | for (i, chr) in self.input[self.cur_index..].char_indices() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `program` [INFO] [stderr] --> src/ast.rs:655:13 [INFO] [stderr] | [INFO] [stderr] 655 | let program = Program { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_program` [INFO] [stderr] [INFO] [stderr] warning: private type `ast::LetStatement<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | Let(LetStatement<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::ReturnStatement<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | Return(ReturnStatement<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::Identifier<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:203:16 [INFO] [stderr] | [INFO] [stderr] 203 | Identifier(Identifier<'a>), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::If<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:208:8 [INFO] [stderr] | [INFO] [stderr] 208 | If(If<'a>), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::Fn<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:209:8 [INFO] [stderr] | [INFO] [stderr] 209 | Fn(Fn<'a>), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `ast::Call<'a>` in public interface (error E0446) [INFO] [stderr] --> src/ast.rs:210:10 [INFO] [stderr] | [INFO] [stderr] 210 | Call(Call<'a>) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `eval::Integer` in public interface (error E0446) [INFO] [stderr] --> src/eval.rs:11:11 [INFO] [stderr] | [INFO] [stderr] 11 | Integer(Integer), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `eval::Boolean` in public interface (error E0446) [INFO] [stderr] --> src/eval.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | Boolean(Boolean), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `eval::Null` in public interface (error E0446) [INFO] [stderr] --> src/eval.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | Null(Null) [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_parse_infix_bool_expression` [INFO] [stderr] --> src/ast.rs:795:9 [INFO] [stderr] | [INFO] [stderr] 795 | fn test_parse_infix_bool_expression() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `"docker" "inspect" "87535e63e1d31b205a75c221fb7c6cb3bfa2e38867d81306b18d363ca8707c2d"` [INFO] running `"docker" "rm" "-f" "87535e63e1d31b205a75c221fb7c6cb3bfa2e38867d81306b18d363ca8707c2d"` [INFO] [stdout] 87535e63e1d31b205a75c221fb7c6cb3bfa2e38867d81306b18d363ca8707c2d