./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/sorting_bubblesort_2_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/sorting_bubblesort_2_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e8196ca3e7f8da6be63ed057317b8a370ba560e11740ea9a51451f140c434c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:59,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:59,223 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:50:59,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:59,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:59,290 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:59,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:59,294 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:59,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:59,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:59,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:59,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:59,307 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:59,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:59,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:59,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:59,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:59,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:59,312 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:59,313 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:59,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:59,314 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:59,315 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:59,315 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:59,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:59,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:59,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:59,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:59,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:59,320 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:59,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:59,322 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:59,322 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e8196ca3e7f8da6be63ed057317b8a370ba560e11740ea9a51451f140c434c1 [2023-11-11 23:50:59,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:59,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:59,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:59,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:59,678 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:59,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-examples/sorting_bubblesort_2_ground.i [2023-11-11 23:51:03,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:03,356 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:03,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/sv-benchmarks/c/array-examples/sorting_bubblesort_2_ground.i [2023-11-11 23:51:03,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/data/12b51c6bb/f70ab0ef74904a5795fc55a05005ca93/FLAGe6b8093de [2023-11-11 23:51:03,402 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/data/12b51c6bb/f70ab0ef74904a5795fc55a05005ca93 [2023-11-11 23:51:03,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:03,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:03,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:03,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:03,425 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:03,426 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7059d507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03, skipping insertion in model container [2023-11-11 23:51:03,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:03,652 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/sv-benchmarks/c/array-examples/sorting_bubblesort_2_ground.i[820,833] [2023-11-11 23:51:03,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:03,684 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:03,698 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/sv-benchmarks/c/array-examples/sorting_bubblesort_2_ground.i[820,833] [2023-11-11 23:51:03,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:03,727 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:03,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03 WrapperNode [2023-11-11 23:51:03,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:03,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:03,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:03,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:03,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,774 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-11-11 23:51:03,775 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:03,776 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:03,776 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:03,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:03,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,791 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,805 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:03,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:03,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:03,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:03,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:03,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:03,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:03,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bba7686-8dfe-43fb-b49c-39de2ca2c767/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:03,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:03,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:03,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:03,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:03,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:04,035 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:04,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:04,355 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:04,452 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:04,452 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:51:04,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:04 BoogieIcfgContainer [2023-11-11 23:51:04,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:04,458 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:04,458 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:04,472 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:04,472 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:04" (1/1) ... [2023-11-11 23:51:04,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:04,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-11 23:51:04,560 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-11 23:51:04,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:51:04,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:04,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:04,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-11 23:51:04,892 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-11 23:51:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:51:04,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:04,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:05,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-11 23:51:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-11 23:51:05,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:05,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,296 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:51:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-11 23:51:05,330 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-11 23:51:05,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:05,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:51:05,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-11 23:51:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-11 23:51:05,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:05,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,564 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:51:05,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-11 23:51:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-11 23:51:05,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:51:05,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:51:05,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-11 23:51:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-11 23:51:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:05,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,114 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:06,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2023-11-11 23:51:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2023-11-11 23:51:06,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:06,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,335 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2023-11-11 23:51:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2023-11-11 23:51:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:06,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:06,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2023-11-11 23:51:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2023-11-11 23:51:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:06,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:06,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-11-11 23:51:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-11-11 23:51:06,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:06,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,071 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:07,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-11 23:51:07,181 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-11 23:51:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:07,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:07,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:07,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:07,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2023-11-11 23:51:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2023-11-11 23:51:07,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:07,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:07,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:07,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2023-11-11 23:51:07,713 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2023-11-11 23:51:07,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:51:07,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:07,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,913 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-11 23:51:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-11 23:51:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:08,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:08,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-11 23:51:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-11 23:51:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:51:08,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:08,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-11 23:51:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-11 23:51:08,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:08,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:09,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-11 23:51:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-11 23:51:09,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:51:09,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:09,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-11 23:51:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-11 23:51:09,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:51:09,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:10,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-11 23:51:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-11 23:51:10,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:51:10,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-11 23:51:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-11 23:51:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:51:10,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,797 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2023-11-11 23:51:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-11-11 23:51:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:51:10,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2023-11-11 23:51:11,458 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-11 23:51:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:51:11,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2023-11-11 23:51:12,017 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2023-11-11 23:51:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:51:12,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,396 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:12,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-11 23:51:12,604 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-11 23:51:12,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:51:12,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,018 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2023-11-11 23:51:13,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-11 23:51:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:51:13,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,577 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:13,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2023-11-11 23:51:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-11-11 23:51:13,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:51:13,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,184 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2023-11-11 23:51:14,413 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-11 23:51:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:51:14,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,927 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2023-11-11 23:51:15,129 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-11 23:51:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:51:15,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,497 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-11 23:51:15,681 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-11 23:51:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:51:15,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:16,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-11 23:51:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-11 23:51:16,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:16,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,744 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2023-11-11 23:51:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-11 23:51:16,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:51:16,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,363 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:17,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2023-11-11 23:51:17,598 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2023-11-11 23:51:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:51:17,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-11 23:51:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-11 23:51:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:51:18,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,838 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2023-11-11 23:51:19,093 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2023-11-11 23:51:19,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:51:19,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2023-11-11 23:51:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-11-11 23:51:19,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:51:19,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2023-11-11 23:51:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2023-11-11 23:51:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:51:20,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-11 23:51:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-11 23:51:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:51:21,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:22,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2023-11-11 23:51:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-11 23:51:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:51:22,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:23,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2023-11-11 23:51:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2023-11-11 23:51:23,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:23,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2023-11-11 23:51:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2023-11-11 23:51:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:51:24,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,757 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:25,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2023-11-11 23:51:25,059 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2023-11-11 23:51:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:51:25,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:26,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-11 23:51:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-11 23:51:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:26,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,833 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2023-11-11 23:51:27,093 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2023-11-11 23:51:27,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:51:27,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2023-11-11 23:51:27,957 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2023-11-11 23:51:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:51:27,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:28,588 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2023-11-11 23:51:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2023-11-11 23:51:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:28,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:28,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:29,701 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:30,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2023-11-11 23:51:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2023-11-11 23:51:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:51:30,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:30,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:30,870 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:31,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2023-11-11 23:51:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2023-11-11 23:51:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:51:31,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:31,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:31,942 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:32,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2023-11-11 23:51:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2023-11-11 23:51:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:32,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:33,140 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:33,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2023-11-11 23:51:33,461 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-11 23:51:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:51:33,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:33,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:34,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1042 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:34,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:34,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2023-11-11 23:51:34,570 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2023-11-11 23:51:34,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:51:34,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:34,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:35,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:35,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2023-11-11 23:51:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2023-11-11 23:51:35,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:51:35,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:36,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2023-11-11 23:51:36,714 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2023-11-11 23:51:36,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:51:36,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:37,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1183 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:37,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2023-11-11 23:51:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2023-11-11 23:51:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:51:37,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2023-11-11 23:51:39,175 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2023-11-11 23:51:39,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:39,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:40,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2023-11-11 23:51:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2023-11-11 23:51:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:51:40,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:40,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1333 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:41,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2023-11-11 23:51:41,791 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2023-11-11 23:51:41,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:51:41,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:41,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat