[INFO] cloning repository https://github.com/RajivKurien/Dining_Philosophers [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RajivKurien/Dining_Philosophers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRajivKurien%2FDining_Philosophers"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRajivKurien%2FDining_Philosophers'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bdaba33bcf72c35cb9f9a7b7f54acc982ebc5f1d [INFO] checking RajivKurien/Dining_Philosophers against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRajivKurien%2FDining_Philosophers" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RajivKurien/Dining_Philosophers on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/RajivKurien/Dining_Philosophers [INFO] finished tweaking git repo https://github.com/RajivKurien/Dining_Philosophers [INFO] tweaked toml for git repo https://github.com/RajivKurien/Dining_Philosophers written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/RajivKurien/Dining_Philosophers already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 2c1c73bc19ecc67829568936957f02b04fce393eb971f67bde525f5392320307 [INFO] running `"docker" "start" "-a" "2c1c73bc19ecc67829568936957f02b04fce393eb971f67bde525f5392320307"` [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking Dining_Philosophers v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/eating.rs:34:37 [INFO] [stderr] | [INFO] [stderr] 34 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::fork::Fork` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::dining_philosophers::fork::Fork; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::resource_hierarchy_impl::left_thinking::LeftThinking` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::dining_philosophers::resource_hierarchy_impl::left_thinking::LeftThinking; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::resource_hierarchy_impl::right_thinking::RightThinking` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::dining_philosophers::resource_hierarchy_impl::right_thinking::RightThinking; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:19:37 [INFO] [stderr] | [INFO] [stderr] 19 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/left_thinking.rs:30:37 [INFO] [stderr] | [INFO] [stderr] 30 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/right_thinking.rs:27:37 [INFO] [stderr] | [INFO] [stderr] 27 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/philosopher/philosopher.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | sm: Box, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/philosopher/philosopher.rs:12:35 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(id: usize, sm: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/philosopher/state_machine.rs:10:37 [INFO] [stderr] | [INFO] [stderr] 10 | fn transition(&mut self) -> Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:78:37 [INFO] [stderr] | [INFO] [stderr] 78 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `table_interaction` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:13:16 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new(table_interaction: TableInteraction) -> Thinking { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_table_interaction` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/eating.rs:34:37 [INFO] [stderr] | [INFO] [stderr] 34 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/eating.rs:96:27 [INFO] [stderr] | [INFO] [stderr] 96 | let mut unit: Box = Box::new(Eating::new(left_fork, right_fork, table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/eating.rs:110:27 [INFO] [stderr] | [INFO] [stderr] 110 | let mut unit: Box = Box::new(Eating::new(left_fork, right_fork, table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::fork::Fork` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::dining_philosophers::fork::Fork; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::resource_hierarchy_impl::left_thinking::LeftThinking` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::dining_philosophers::resource_hierarchy_impl::left_thinking::LeftThinking; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::resource_hierarchy_impl::right_thinking::RightThinking` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::dining_philosophers::resource_hierarchy_impl::right_thinking::RightThinking; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:19:37 [INFO] [stderr] | [INFO] [stderr] 19 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::fork::Fork` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | use crate::dining_philosophers::fork::Fork; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::resource_hierarchy_impl::left_thinking::LeftThinking` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | use crate::dining_philosophers::resource_hierarchy_impl::left_thinking::LeftThinking; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::dining_philosophers::resource_hierarchy_impl::right_thinking::RightThinking` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | use crate::dining_philosophers::resource_hierarchy_impl::right_thinking::RightThinking; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/left_thinking.rs:30:37 [INFO] [stderr] | [INFO] [stderr] 30 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/left_thinking.rs:98:27 [INFO] [stderr] | [INFO] [stderr] 98 | let mut unit: Box = Box::new(LeftThinking::new(fork, table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/left_thinking.rs:109:27 [INFO] [stderr] | [INFO] [stderr] 109 | let mut unit: Box = Box::new(LeftThinking::new(fork.take().unwrap(), table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/left_thinking.rs:120:27 [INFO] [stderr] | [INFO] [stderr] 120 | let mut unit: Box = Box::new(LeftThinking::new(fork.take().unwrap(), table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/right_thinking.rs:27:37 [INFO] [stderr] | [INFO] [stderr] 27 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/right_thinking.rs:94:27 [INFO] [stderr] | [INFO] [stderr] 94 | let mut unit: Box = Box::new(RightThinking::new(fork, table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/right_thinking.rs:106:27 [INFO] [stderr] | [INFO] [stderr] 106 | let mut unit: Box = Box::new(RightThinking::new(fork.take().unwrap(), table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/right_thinking.rs:117:27 [INFO] [stderr] | [INFO] [stderr] 117 | let mut unit: Box = Box::new(RightThinking::new(fork, table_interaction)); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/philosopher/philosopher.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | sm: Box, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/philosopher/philosopher.rs:12:35 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(id: usize, sm: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/philosopher/philosopher.rs:97:41 [INFO] [stderr] | [INFO] [stderr] 97 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/dining_philosophers/philosopher/state_machine.rs:10:37 [INFO] [stderr] | [INFO] [stderr] 10 | fn transition(&mut self) -> Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:78:37 [INFO] [stderr] | [INFO] [stderr] 78 | fn transition(&mut self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StateMachine + Send` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `drop_right` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/eating.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn drop_right(&mut self, table_interaction: TableInteraction) -> LeftThinking { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/left_thinking.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(left_fork: Fork, table_interaction: TableInteraction) -> LeftThinking { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `history` [INFO] [stderr] --> src/dining_philosophers/philosopher/philosopher.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn history(&self) -> &Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `id` [INFO] [stderr] --> src/dining_philosophers/philosopher/philosopher.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn id(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `Dining_Philosophers` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `dining_philosophers` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `table_interaction` [INFO] [stderr] --> src/dining_philosophers/resource_hierarchy_impl/thinking.rs:13:16 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new(table_interaction: TableInteraction) -> Thinking { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_table_interaction` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate `Dining_Philosophers` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `dining_philosophers` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.94s [INFO] running `"docker" "inspect" "2c1c73bc19ecc67829568936957f02b04fce393eb971f67bde525f5392320307"` [INFO] running `"docker" "rm" "-f" "2c1c73bc19ecc67829568936957f02b04fce393eb971f67bde525f5392320307"` [INFO] [stdout] 2c1c73bc19ecc67829568936957f02b04fce393eb971f67bde525f5392320307