[INFO] updating cached repository https://github.com/kakoc/myox_interpreter [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 504285d3a67bd33df60a1d2a241a3fbd6a10fe71 [INFO] checking kakoc/myox_interpreter against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakoc%2Fmyox_interpreter" "work/builds/worker-6/source"` [INFO] [stderr] Cloning into 'work/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kakoc/myox_interpreter on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/kakoc/myox_interpreter [INFO] finished tweaking git repo https://github.com/kakoc/myox_interpreter [INFO] tweaked toml for git repo https://github.com/kakoc/myox_interpreter written to work/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/kakoc/myox_interpreter already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8d0a05c65fbf8066906b1954ed1e186e3be53a19a4586086b1378ee344a120c6 [INFO] running `"docker" "start" "-a" "8d0a05c65fbf8066906b1954ed1e186e3be53a19a4586086b1378ee344a120c6"` [INFO] [stderr] Checking myox_interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `crate::scanner::Literal` [INFO] [stderr] --> src/ast_printer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::scanner::Literal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::scanner::Token` [INFO] [stderr] --> src/ast_printer.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::scanner::Token; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast_printer.rs:46:37 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn accept(&self, v: &mut Visitor) -> T { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Visitor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/scanner.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 276 | let value = &self.source[self.start + 1..self.current - 1]; [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 277 | self.add_token_with_literal(TokenType::String, Literal::S(value.to_string())); [INFO] [stderr] | ^^^^ mutable borrow occurs here ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::scanner::Literal` [INFO] [stderr] --> src/ast_printer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::scanner::Literal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::scanner::Token` [INFO] [stderr] --> src/ast_printer.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::scanner::Token; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast_printer.rs:46:37 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn accept(&self, v: &mut Visitor) -> T { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Visitor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/scanner.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 276 | let value = &self.source[self.start + 1..self.current - 1]; [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 277 | self.add_token_with_literal(TokenType::String, Literal::S(value.to_string())); [INFO] [stderr] | ^^^^ mutable borrow occurs here ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::scanner::Literal` [INFO] [stderr] --> src/ast_printer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::scanner::Literal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::scanner::Token` [INFO] [stderr] --> src/ast_printer.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::scanner::Token; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast_printer.rs:46:37 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn accept(&self, v: &mut Visitor) -> T { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Visitor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::process; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast_printer::Expr` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use ast_printer::Expr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `parser::Parser` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use parser::Parser; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::scanner::Literal` [INFO] [stderr] --> src/ast_printer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::scanner::Literal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::scanner::Token` [INFO] [stderr] --> src/ast_printer.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::scanner::Token; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast_printer.rs:46:37 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn accept(&self, v: &mut Visitor) -> T { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Visitor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::process; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast_printer::Expr` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use ast_printer::Expr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `parser::Parser` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use parser::Parser; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> tests/scanner.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let tokens = scanner.scan_tokens(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_tokens` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/scanner.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 276 | let value = &self.source[self.start + 1..self.current - 1]; [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 277 | self.add_token_with_literal(TokenType::String, Literal::S(value.to_string())); [INFO] [stderr] | ^^^^ mutable borrow occurs here ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Printable` [INFO] [stderr] --> src/ast_printer.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | pub enum Printable { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `interpret` [INFO] [stderr] --> src/interpreter.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn interpret(&mut self, expr: Expr) -> scanner::Literal { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `D` [INFO] [stderr] --> src/scanner.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | D(usize), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/scanner.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 276 | let value = &self.source[self.start + 1..self.current - 1]; [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 277 | self.add_token_with_literal(TokenType::String, Literal::S(value.to_string())); [INFO] [stderr] | ^^^^ mutable borrow occurs here ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Printable` [INFO] [stderr] --> src/ast_printer.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | pub enum Printable { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `interpret` [INFO] [stderr] --> src/interpreter.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn interpret(&mut self, expr: Expr) -> scanner::Literal { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `D` [INFO] [stderr] --> src/scanner.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | D(usize), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.00s [INFO] running `"docker" "inspect" "8d0a05c65fbf8066906b1954ed1e186e3be53a19a4586086b1378ee344a120c6"` [INFO] running `"docker" "rm" "-f" "8d0a05c65fbf8066906b1954ed1e186e3be53a19a4586086b1378ee344a120c6"` [INFO] [stdout] 8d0a05c65fbf8066906b1954ed1e186e3be53a19a4586086b1378ee344a120c6