[INFO] cloning repository https://github.com/chioni16/simple-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chioni16/simple-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchioni16%2Fsimple-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchioni16%2Fsimple-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 548102cf3634ca595805562b4ddfebe4344428b5 [INFO] checking chioni16/simple-interpreter against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchioni16%2Fsimple-interpreter" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chioni16/simple-interpreter on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chioni16/simple-interpreter [INFO] finished tweaking git repo https://github.com/chioni16/simple-interpreter [INFO] tweaked toml for git repo https://github.com/chioni16/simple-interpreter written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/chioni16/simple-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b637fb44fec7f986c99c40de7a012c6130d16f66f75b39f40be8c0631a8a4f9 [INFO] running `Command { std: "docker" "start" "-a" "5b637fb44fec7f986c99c40de7a012c6130d16f66f75b39f40be8c0631a8a4f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b637fb44fec7f986c99c40de7a012c6130d16f66f75b39f40be8c0631a8a4f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b637fb44fec7f986c99c40de7a012c6130d16f66f75b39f40be8c0631a8a4f9", kill_on_drop: false }` [INFO] [stdout] 5b637fb44fec7f986c99c40de7a012c6130d16f66f75b39f40be8c0631a8a4f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cedf32b91fae8aef28c9147be3e16887022991f23e2ce9c52fe218fd8cc9d83c [INFO] running `Command { std: "docker" "start" "-a" "cedf32b91fae8aef28c9147be3e16887022991f23e2ce9c52fe218fd8cc9d83c", kill_on_drop: false }` [INFO] [stderr] Checking simple-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emitter/mod.rs:259:13 [INFO] [stdout] | [INFO] [stdout] 259 | _ => todo!(), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/emitter/mod.rs:255:51 [INFO] [stdout] | [INFO] [stdout] 255 | ExpressionNode::FunctionCall(_, func, args) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emitter/mod.rs:259:13 [INFO] [stdout] | [INFO] [stdout] 259 | _ => todo!(), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/emitter/mod.rs:255:51 [INFO] [stdout] | [INFO] [stdout] 255 | ExpressionNode::FunctionCall(_, func, args) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `instructions` and `constants` are never read [INFO] [stdout] --> src/bytecode/mod.rs:97:16 [INFO] [stdout] | [INFO] [stdout] 96 | pub struct Bytecode { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 97 | pub(crate) instructions: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 98 | pub(crate) constants: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Bytecode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `scope` are never read [INFO] [stdout] --> src/emitter/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Symbol { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 16 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | scope: Scope, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `instructions` and `constants` are never read [INFO] [stdout] --> src/bytecode/mod.rs:97:16 [INFO] [stdout] | [INFO] [stdout] 96 | pub struct Bytecode { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 97 | pub(crate) instructions: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 98 | pub(crate) constants: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Bytecode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `scope` are never read [INFO] [stdout] --> src/emitter/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Symbol { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 16 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | scope: Scope, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `interpreter::evaluation::eval_program` [INFO] [stdout] --> src/bin/hello.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use interpreter::evaluation::eval_program; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `interpreter::evaluation::eval_program` [INFO] [stdout] --> src/bin/hello.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use interpreter::evaluation::eval_program; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "cedf32b91fae8aef28c9147be3e16887022991f23e2ce9c52fe218fd8cc9d83c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cedf32b91fae8aef28c9147be3e16887022991f23e2ce9c52fe218fd8cc9d83c", kill_on_drop: false }` [INFO] [stdout] cedf32b91fae8aef28c9147be3e16887022991f23e2ce9c52fe218fd8cc9d83c [INFO] checking chioni16/simple-interpreter against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchioni16%2Fsimple-interpreter" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chioni16/simple-interpreter on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chioni16/simple-interpreter [INFO] finished tweaking git repo https://github.com/chioni16/simple-interpreter [INFO] tweaked toml for git repo https://github.com/chioni16/simple-interpreter written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/chioni16/simple-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ae415a61528e8c54199a5d293032c47bc547440503dd5ed7a461ac1fe2fb10f [INFO] running `Command { std: "docker" "start" "-a" "5ae415a61528e8c54199a5d293032c47bc547440503dd5ed7a461ac1fe2fb10f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ae415a61528e8c54199a5d293032c47bc547440503dd5ed7a461ac1fe2fb10f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ae415a61528e8c54199a5d293032c47bc547440503dd5ed7a461ac1fe2fb10f", kill_on_drop: false }` [INFO] [stdout] 5ae415a61528e8c54199a5d293032c47bc547440503dd5ed7a461ac1fe2fb10f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bff3f5a23865fa8ab3e0ae67455f30dec63aa2a2d73e5304cf56df0c542a1110 [INFO] running `Command { std: "docker" "start" "-a" "bff3f5a23865fa8ab3e0ae67455f30dec63aa2a2d73e5304cf56df0c542a1110", kill_on_drop: false }` [INFO] [stderr] Checking simple-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/parser/mod.rs:212:13 [INFO] [stdout] | [INFO] [stdout] 212 | Err(ParseError { [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 212 | Err::(ParseError { [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/parser/mod.rs:212:13 [INFO] [stdout] | [INFO] [stdout] 212 | Err(ParseError { [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 212 | Err::(ParseError { [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emitter/mod.rs:259:13 [INFO] [stdout] | [INFO] [stdout] 259 | _ => todo!(), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emitter/mod.rs:259:13 [INFO] [stdout] | [INFO] [stdout] 259 | _ => todo!(), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/emitter/mod.rs:255:51 [INFO] [stdout] | [INFO] [stdout] 255 | ExpressionNode::FunctionCall(_, func, args) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/emitter/mod.rs:255:51 [INFO] [stdout] | [INFO] [stdout] 255 | ExpressionNode::FunctionCall(_, func, args) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `simple-interpreter` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `simple-interpreter` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "bff3f5a23865fa8ab3e0ae67455f30dec63aa2a2d73e5304cf56df0c542a1110", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bff3f5a23865fa8ab3e0ae67455f30dec63aa2a2d73e5304cf56df0c542a1110", kill_on_drop: false }` [INFO] [stdout] bff3f5a23865fa8ab3e0ae67455f30dec63aa2a2d73e5304cf56df0c542a1110