[INFO] cloning repository https://github.com/Robert-M-Lucas/whython-5 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Robert-M-Lucas/whython-5" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobert-M-Lucas%2Fwhython-5", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobert-M-Lucas%2Fwhython-5'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d1f4e37a5fa6890236ba1f1e5f4ec7371cccad9f [INFO] checking Robert-M-Lucas/whython-5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobert-M-Lucas%2Fwhython-5" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Robert-M-Lucas/whython-5 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/Robert-M-Lucas/whython-5 [INFO] finished tweaking git repo https://github.com/Robert-M-Lucas/whython-5 [INFO] tweaked toml for git repo https://github.com/Robert-M-Lucas/whython-5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Robert-M-Lucas/whython-5 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded strum_macros v0.25.1 [INFO] [stderr] Downloaded ctrlc v3.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2f86cbd97805df42904f347461daca751b2812a3db9a089b7cafe7511b0153de [INFO] running `Command { std: "docker" "start" "-a" "2f86cbd97805df42904f347461daca751b2812a3db9a089b7cafe7511b0153de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f86cbd97805df42904f347461daca751b2812a3db9a089b7cafe7511b0153de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f86cbd97805df42904f347461daca751b2812a3db9a089b7cafe7511b0153de", kill_on_drop: false }` [INFO] [stdout] 2f86cbd97805df42904f347461daca751b2812a3db9a089b7cafe7511b0153de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1dc7a53e61359513c4e84fae5e0de89ea662259a181a41c03a7b55144616cd15 [INFO] running `Command { std: "docker" "start" "-a" "1dc7a53e61359513c4e84fae5e0de89ea662259a181a41c03a7b55144616cd15", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling rustversion v1.0.12 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking num-format v0.4.4 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking ctrlc v3.4.0 [INFO] [stderr] Compiling strum_macros v0.25.1 [INFO] [stderr] Checking whython-5 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TypeSymbol` [INFO] [stdout] --> src/processing/blocks/class_block.rs:6:66 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::processing::symbols::{Block, Symbol, CLASS_SELF_NAME, TypeSymbol}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::processing::symbols::TypeSymbol` [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use crate::processing::symbols::TypeSymbol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TypeSymbol` [INFO] [stdout] --> src/processing/blocks/class_block.rs:6:66 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::processing::symbols::{Block, Symbol, CLASS_SELF_NAME, TypeSymbol}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::processing::symbols::TypeSymbol` [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use crate::processing::symbols::TypeSymbol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/processing/blocks/class_block.rs:93:31 [INFO] [stdout] | [INFO] [stdout] 93 | fn handle_line(&mut self, line: &[Symbol]) -> Result<(), String> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/processing/blocks/class_block.rs:93:31 [INFO] [stdout] | [INFO] [stdout] 93 | fn handle_line(&mut self, line: &[Symbol]) -> Result<(), String> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/processing/reference_manager/class.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | fn runtime_copy_from(&self, other: &dyn Type, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/processing/reference_manager/class.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | fn runtime_copy_from(&self, other: &dyn Type, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:35:51 [INFO] [stdout] | [INFO] [stdout] 35 | fn runtime_copy_from(&self, other: &dyn Type, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:35:51 [INFO] [stdout] | [INFO] [stdout] 35 | fn runtime_copy_from(&self, other: &dyn Type, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `literal` [INFO] [stdout] --> src/processing/reference_manager/class.rs:39:41 [INFO] [stdout] | [INFO] [stdout] 39 | fn runtime_copy_from_literal(&self, literal: &Literal, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_literal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `literal` [INFO] [stdout] --> src/processing/reference_manager/class.rs:39:41 [INFO] [stdout] | [INFO] [stdout] 39 | fn runtime_copy_from_literal(&self, literal: &Literal, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_literal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:39:60 [INFO] [stdout] | [INFO] [stdout] 39 | fn runtime_copy_from_literal(&self, literal: &Literal, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:39:60 [INFO] [stdout] | [INFO] [stdout] 39 | fn runtime_copy_from_literal(&self, literal: &Literal, program_memory: &mut MemoryManager) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:43:48 [INFO] [stdout] | [INFO] [stdout] 43 | fn get_prefix_operation_result_type(&self, operator: &Operator) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:43:48 [INFO] [stdout] | [INFO] [stdout] 43 | fn get_prefix_operation_result_type(&self, operator: &Operator) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:47:41 [INFO] [stdout] | [INFO] [stdout] 47 | fn get_operation_result_type(&self, operator: &Operator, rhs: &TypeSymbol) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:47:41 [INFO] [stdout] | [INFO] [stdout] 47 | fn get_operation_result_type(&self, operator: &Operator, rhs: &TypeSymbol) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/processing/reference_manager/class.rs:47:62 [INFO] [stdout] | [INFO] [stdout] 47 | fn get_operation_result_type(&self, operator: &Operator, rhs: &TypeSymbol) -> Vec { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/processing/reference_manager/class.rs:47:62 [INFO] [stdout] | [INFO] [stdout] 47 | fn get_operation_result_type(&self, operator: &Operator, rhs: &TypeSymbol) -> Vec { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:30 [INFO] [stdout] | [INFO] [stdout] 51 | fn operate_prefix(&self, operator: &Operator, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSize... [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:30 [INFO] [stdout] | [INFO] [stdout] 51 | fn operate_prefix(&self, operator: &Operator, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSize... [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `destination` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:51 [INFO] [stdout] | [INFO] [stdout] 51 | ...f, operator: &Operator, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `destination` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:51 [INFO] [stdout] | [INFO] [stdout] 51 | ...f, operator: &Operator, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:75 [INFO] [stdout] | [INFO] [stdout] 51 | ...tination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:75 [INFO] [stdout] | [INFO] [stdout] 51 | ...tination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack_sizes` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:111 [INFO] [stdout] | [INFO] [stdout] 51 | ...ry: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_sizes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack_sizes` [INFO] [stdout] --> src/processing/reference_manager/class.rs:51:111 [INFO] [stdout] | [INFO] [stdout] 51 | ...ry: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_sizes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:23 [INFO] [stdout] | [INFO] [stdout] 55 | fn operate(&self, operator: &Operator, rhs: &dyn Type, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut ... [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:23 [INFO] [stdout] | [INFO] [stdout] 55 | fn operate(&self, operator: &Operator, rhs: &dyn Type, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut ... [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | fn operate(&self, operator: &Operator, rhs: &dyn Type, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut ... [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:44 [INFO] [stdout] | [INFO] [stdout] 55 | fn operate(&self, operator: &Operator, rhs: &dyn Type, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut ... [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `destination` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:60 [INFO] [stdout] | [INFO] [stdout] 55 | ...erator, rhs: &dyn Type, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `destination` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:60 [INFO] [stdout] | [INFO] [stdout] 55 | ...erator, rhs: &dyn Type, destination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:84 [INFO] [stdout] | [INFO] [stdout] 55 | ...tination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_memory` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:84 [INFO] [stdout] | [INFO] [stdout] 55 | ...tination: &dyn Type, program_memory: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_memory` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack_sizes` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:120 [INFO] [stdout] | [INFO] [stdout] 55 | ...ry: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_sizes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack_sizes` [INFO] [stdout] --> src/processing/reference_manager/class.rs:55:120 [INFO] [stdout] | [INFO] [stdout] 55 | ...ry: &mut MemoryManager, stack_sizes: &mut StackSizes) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_sizes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.48s [INFO] running `Command { std: "docker" "inspect" "1dc7a53e61359513c4e84fae5e0de89ea662259a181a41c03a7b55144616cd15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dc7a53e61359513c4e84fae5e0de89ea662259a181a41c03a7b55144616cd15", kill_on_drop: false }` [INFO] [stdout] 1dc7a53e61359513c4e84fae5e0de89ea662259a181a41c03a7b55144616cd15 [INFO] checking Robert-M-Lucas/whython-5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobert-M-Lucas%2Fwhython-5" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Robert-M-Lucas/whython-5 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/Robert-M-Lucas/whython-5 [INFO] finished tweaking git repo https://github.com/Robert-M-Lucas/whython-5 [INFO] tweaked toml for git repo https://github.com/Robert-M-Lucas/whython-5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Robert-M-Lucas/whython-5 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a4ef3a4d4871ff3375b358b3531ec05246263643cc2099f2820c3499379021f2 [INFO] running `Command { std: "docker" "start" "-a" "a4ef3a4d4871ff3375b358b3531ec05246263643cc2099f2820c3499379021f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4ef3a4d4871ff3375b358b3531ec05246263643cc2099f2820c3499379021f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4ef3a4d4871ff3375b358b3531ec05246263643cc2099f2820c3499379021f2", kill_on_drop: false }` [INFO] [stdout] a4ef3a4d4871ff3375b358b3531ec05246263643cc2099f2820c3499379021f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] aa83496f53fdf8541ecd25f9097eb2268d046f8f74f832e95ecab40812c3e992 [INFO] running `Command { std: "docker" "start" "-a" "aa83496f53fdf8541ecd25f9097eb2268d046f8f74f832e95ecab40812c3e992", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling rustversion v1.0.12 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking num-format v0.4.4 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking ctrlc v3.4.0 [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ctrlc-3.4.0/src/lib.rs:144:16 [INFO] [stdout] | [INFO] [stdout] 144 | .spawn(move || loop { [INFO] [stdout] | ----- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `Builder::spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:381:5 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 144 ~ .spawn(move || -> /* Type */ { loop { [INFO] [stdout] 145 | unsafe { [INFO] [stdout] ... [INFO] [stdout] 148 | user_handler(); [INFO] [stdout] 149 ~ } }) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ctrlc` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "aa83496f53fdf8541ecd25f9097eb2268d046f8f74f832e95ecab40812c3e992", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa83496f53fdf8541ecd25f9097eb2268d046f8f74f832e95ecab40812c3e992", kill_on_drop: false }` [INFO] [stdout] aa83496f53fdf8541ecd25f9097eb2268d046f8f74f832e95ecab40812c3e992