./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9dd084b74d402040bb1dcf601a4c548e70d932326201e2bbf6bd431598d05766 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:14,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:14,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:49:14,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:14,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:14,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:14,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:14,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:14,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:14,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:14,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:14,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:14,637 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:49:14,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:14,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:49:14,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:14,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:14,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:14,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:14,639 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:14,639 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:49:14,639 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:49:14,639 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:49:14,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:14,639 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:14,639 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:14,640 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:14,640 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:14,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:14,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:14,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:14,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:14,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:14,640 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:14,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:14,641 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm 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 ! overflow) ) 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 -> 9dd084b74d402040bb1dcf601a4c548e70d932326201e2bbf6bd431598d05766 [2024-11-13 16:49:14,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:14,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:14,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:14,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:14,953 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:14,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c Unable to find full path for "g++" [2024-11-13 16:49:16,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:17,071 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:17,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c [2024-11-13 16:49:17,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/data/e2823f1f3/bb540d7db3bd4f95807deee9e0cc2e8b/FLAG9d205de8f [2024-11-13 16:49:17,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/data/e2823f1f3/bb540d7db3bd4f95807deee9e0cc2e8b [2024-11-13 16:49:17,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:17,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:17,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:17,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:17,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:17,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f262652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17, skipping insertion in model container [2024-11-13 16:49:17,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,120 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:17,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:17,278 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:17,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:17,306 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:17,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17 WrapperNode [2024-11-13 16:49:17,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:17,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:17,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:17,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:17,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,337 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-11-13 16:49:17,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:17,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:17,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:17,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:17,346 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:17,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:17,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:17,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:17,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:17,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:17,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:17,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d826b4b-3237-4b4b-a82e-c1d808605fbb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:49:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:49:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:49:17,505 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:17,508 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:17,761 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:17,761 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:17,790 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:17,791 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:49:17,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:17 BoogieIcfgContainer [2024-11-13 16:49:17,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:17,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:17,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:17,804 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:17,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:17" (1/1) ... [2024-11-13 16:49:17,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:17,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-11-13 16:49:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-11-13 16:49:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:49:17,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:17,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:17,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:18,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:18,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2024-11-13 16:49:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2024-11-13 16:49:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:49:18,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:18,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:18,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2024-11-13 16:49:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2024-11-13 16:49:18,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:49:18,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:18,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:18,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-11-13 16:49:18,226 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-11-13 16:49:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:49:18,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:18,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:18,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2024-11-13 16:49:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2024-11-13 16:49:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:49:18,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:18,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:18,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-11-13 16:49:18,326 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-11-13 16:49:18,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:49:18,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:18,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:49:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:18,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:49:18,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:49:18,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:18,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 66 states and 71 transitions. [2024-11-13 16:49:18,663 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2024-11-13 16:49:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:49:18,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:18,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:19,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:19,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2024-11-13 16:49:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2024-11-13 16:49:19,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:49:19,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:19,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:19,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:19,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 81 states and 92 transitions. [2024-11-13 16:49:19,683 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2024-11-13 16:49:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:49:19,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:19,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:19,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:19,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 80 states and 91 transitions. [2024-11-13 16:49:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 91 transitions. [2024-11-13 16:49:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:49:19,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:19,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:20,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 83 states and 95 transitions. [2024-11-13 16:49:20,476 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2024-11-13 16:49:20,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 16:49:20,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:20,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:21,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:21,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 88 states and 102 transitions. [2024-11-13 16:49:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2024-11-13 16:49:21,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:49:21,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:21,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:21,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 89 states and 103 transitions. [2024-11-13 16:49:21,542 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 103 transitions. [2024-11-13 16:49:21,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 16:49:21,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:21,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:22,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:22,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 104 states and 125 transitions. [2024-11-13 16:49:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2024-11-13 16:49:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:49:22,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:22,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:22,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:22,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 108 states and 133 transitions. [2024-11-13 16:49:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2024-11-13 16:49:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:49:22,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:22,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:22,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:23,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:23,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 109 states and 134 transitions. [2024-11-13 16:49:23,024 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2024-11-13 16:49:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:49:23,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:23,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:23,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2024-11-13 16:49:23,791 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-11-13 16:49:23,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:49:23,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:23,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:24,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:24,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 124 states and 158 transitions. [2024-11-13 16:49:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 158 transitions. [2024-11-13 16:49:24,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 16:49:24,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:24,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:24,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 134 states and 173 transitions. [2024-11-13 16:49:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 173 transitions. [2024-11-13 16:49:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 16:49:24,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:24,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:24,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:24,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:24,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 135 states and 174 transitions. [2024-11-13 16:49:24,651 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 174 transitions. [2024-11-13 16:49:24,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:49:24,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:24,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:24,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 134 states and 173 transitions. [2024-11-13 16:49:24,743 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 173 transitions. [2024-11-13 16:49:24,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:49:24,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:24,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:24,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 139 states and 180 transitions. [2024-11-13 16:49:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 180 transitions. [2024-11-13 16:49:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:49:25,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:25,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:25,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 142 states and 184 transitions. [2024-11-13 16:49:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 184 transitions. [2024-11-13 16:49:25,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:49:25,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:25,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:25,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 148 states and 194 transitions. [2024-11-13 16:49:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 194 transitions. [2024-11-13 16:49:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:49:25,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:25,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:25,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 155 states and 205 transitions. [2024-11-13 16:49:25,786 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 205 transitions. [2024-11-13 16:49:25,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:49:25,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:25,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:25,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 156 states and 206 transitions. [2024-11-13 16:49:25,921 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2024-11-13 16:49:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:49:25,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:25,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:26,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:27,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:27,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 174 states and 231 transitions. [2024-11-13 16:49:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 231 transitions. [2024-11-13 16:49:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:49:27,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:27,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:29,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 193 states and 257 transitions. [2024-11-13 16:49:29,121 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 257 transitions. [2024-11-13 16:49:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:49:29,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:29,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:29,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:29,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:29,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 194 states and 264 transitions. [2024-11-13 16:49:29,238 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 264 transitions. [2024-11-13 16:49:29,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:49:29,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:29,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:49:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:29,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:49:29,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:49:29,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:30,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:30,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 202 states and 279 transitions. [2024-11-13 16:49:30,619 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 279 transitions. [2024-11-13 16:49:30,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:49:30,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:30,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:30,701 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:31,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:31,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 209 states and 288 transitions. [2024-11-13 16:49:31,502 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 288 transitions. [2024-11-13 16:49:31,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:49:31,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:31,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:31,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 217 states and 304 transitions. [2024-11-13 16:49:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 304 transitions. [2024-11-13 16:49:32,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 16:49:32,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:32,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:32,854 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:33,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 217 states and 303 transitions. [2024-11-13 16:49:33,288 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 303 transitions. [2024-11-13 16:49:33,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 16:49:33,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:33,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:35,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:35,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 216 states and 302 transitions. [2024-11-13 16:49:35,077 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 302 transitions. [2024-11-13 16:49:35,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 16:49:35,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:35,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:49:47,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:49:57,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:50:07,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:50:07,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:07,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 220 states and 310 transitions. [2024-11-13 16:50:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 310 transitions. [2024-11-13 16:50:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:50:07,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:07,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:50:20,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:50:30,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:50:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 239 states and 346 transitions. [2024-11-13 16:50:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 346 transitions. [2024-11-13 16:50:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:50:30,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:30,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:30,403 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:50:32,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 243 states and 351 transitions. [2024-11-13 16:50:32,242 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 351 transitions. [2024-11-13 16:50:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 16:50:32,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:32,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:32,271 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 16:50:42,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:50:52,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:50:52,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 245 states and 356 transitions. [2024-11-13 16:50:52,677 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 356 transitions. [2024-11-13 16:50:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 16:50:52,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:52,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:52,853 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:51:07,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:51:18,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.64s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:51:18,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:18,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 265 states and 398 transitions. [2024-11-13 16:51:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 398 transitions. [2024-11-13 16:51:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 16:51:18,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:18,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:51:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 269 states and 403 transitions. [2024-11-13 16:51:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 403 transitions. [2024-11-13 16:51:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 16:51:19,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:19,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:19,334 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 16:51:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:21,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 273 states and 407 transitions. [2024-11-13 16:51:21,573 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 407 transitions. [2024-11-13 16:51:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 16:51:21,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:21,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 16:51:32,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:51:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:32,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 276 states and 413 transitions. [2024-11-13 16:51:32,814 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 413 transitions. [2024-11-13 16:51:32,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 16:51:32,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:32,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:32,981 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:51:45,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:51:55,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:51:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:56,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 287 states and 436 transitions. [2024-11-13 16:51:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 436 transitions. [2024-11-13 16:51:56,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 16:51:56,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:56,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:57,067 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 16:52:08,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:52:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 291 states and 445 transitions. [2024-11-13 16:52:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 445 transitions. [2024-11-13 16:52:09,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 16:52:09,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:09,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:52:21,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:52:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:22,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 303 states and 470 transitions. [2024-11-13 16:52:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 470 transitions. [2024-11-13 16:52:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 16:52:22,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:22,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:23,325 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:52:25,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 307 states and 483 transitions. [2024-11-13 16:52:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 483 transitions. [2024-11-13 16:52:25,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 16:52:25,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:25,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:26,060 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:52:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:27,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 307 states and 482 transitions. [2024-11-13 16:52:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 482 transitions. [2024-11-13 16:52:27,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 16:52:27,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:27,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:27,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:52:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:28,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 310 states and 490 transitions. [2024-11-13 16:52:28,672 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 490 transitions. [2024-11-13 16:52:28,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 16:52:28,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:28,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:29,180 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:52:32,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:32,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 322 states and 515 transitions. [2024-11-13 16:52:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 515 transitions. [2024-11-13 16:52:32,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 16:52:32,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:32,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 16:52:33,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 321 states and 514 transitions. [2024-11-13 16:52:33,882 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 514 transitions. [2024-11-13 16:52:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:52:33,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:33,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.