./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/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_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm --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 0bb6ea6333d2c4e133ad252fe2bcbc17b832f383e2bb5defb402851de157204c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:45,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:45,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:45,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:45,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:45,797 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:45,798 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:45,798 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:45,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:45,798 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:45,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:45,803 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:45,803 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:45,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:45,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:45,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:45,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:45,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:45,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:45,804 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:45,804 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:45,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:45,804 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:45,804 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:45,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:45,804 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:45,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:45,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:45,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:45,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:45,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:45,805 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:45,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:45,805 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_4b2512ed-c5b1-4e08-83fb-86afe08512ca/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 ! 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 -> 0bb6ea6333d2c4e133ad252fe2bcbc17b832f383e2bb5defb402851de157204c [2024-11-13 20:17:46,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:46,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:46,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:46,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:46,160 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:46,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c Unable to find full path for "g++" [2024-11-13 20:17:48,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:48,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:48,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c [2024-11-13 20:17:48,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/data/31c8651c8/5bca0aa1710149d48b8d8c5eb96d0617/FLAG272c3bc79 [2024-11-13 20:17:48,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/data/31c8651c8/5bca0aa1710149d48b8d8c5eb96d0617 [2024-11-13 20:17:48,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:48,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:48,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:48,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:48,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:48,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4457e11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48, skipping insertion in model container [2024-11-13 20:17:48,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,519 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:48,691 WARN L250 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_4b2512ed-c5b1-4e08-83fb-86afe08512ca/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c[597,610] [2024-11-13 20:17:48,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:48,729 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:48,738 WARN L250 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_4b2512ed-c5b1-4e08-83fb-86afe08512ca/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c[597,610] [2024-11-13 20:17:48,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:48,760 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:48,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48 WrapperNode [2024-11-13 20:17:48,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:48,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:48,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:48,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:48,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,775 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,791 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-11-13 20:17:48,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:48,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:48,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:48,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:48,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,800 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,806 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:48,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:48,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:48,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:48,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:48,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:48,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:48,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b2512ed-c5b1-4e08-83fb-86afe08512ca/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:48,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:48,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:48,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:48,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:48,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:48,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:48,958 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:48,960 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:49,107 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:49,107 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:49,167 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:49,169 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:17:49,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:49 BoogieIcfgContainer [2024-11-13 20:17:49,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:49,171 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:49,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:49,183 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:49,183 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 20:17:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 20:17:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:17:49,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:49,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:17:49,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:49,765 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 20:17:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-11-13 20:17:49,953 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-11-13 20:17:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:17:49,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,159 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 20:17:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-13 20:17:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 20:17:50,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:17:50,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:17:50,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:50,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-11-13 20:17:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-11-13 20:17:51,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:17:51,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:51,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:51,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 20:17:51,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2024-11-13 20:17:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2024-11-13 20:17:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:17:52,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:52,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:54,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-11-13 20:17:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-11-13 20:17:54,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:17:54,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:54,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:54,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 20:17:54,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:17:57,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2024-11-13 20:17:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2024-11-13 20:17:57,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:17:57,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:57,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:57,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:17:57,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:57,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:17:58,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:58,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2024-11-13 20:17:58,571 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2024-11-13 20:17:58,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:17:58,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:58,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:58,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 20:17:58,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:59,726 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:18:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 41 states and 82 transitions. [2024-11-13 20:18:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 82 transitions. [2024-11-13 20:18:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:18:01,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:01,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:01,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:18:04,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:04,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 45 states and 95 transitions. [2024-11-13 20:18:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 95 transitions. [2024-11-13 20:18:04,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:18:04,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:04,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:18:05,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:05,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 46 states and 97 transitions. [2024-11-13 20:18:05,058 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 97 transitions. [2024-11-13 20:18:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:18:05,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:05,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:05,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 20:18:05,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:18:16,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:16,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 60 states and 139 transitions. [2024-11-13 20:18:16,683 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 139 transitions. [2024-11-13 20:18:16,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:18:16,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:16,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:16,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:18:16,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:18,248 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:18:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 63 states and 142 transitions. [2024-11-13 20:18:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 142 transitions. [2024-11-13 20:18:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:18:22,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:22,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:23,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 20:18:23,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:24,332 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:18:25,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 64 states and 144 transitions. [2024-11-13 20:18:25,666 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 144 transitions. [2024-11-13 20:18:25,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:18:25,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:25,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:25,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 20:18:25,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:18:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:30,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 67 states and 159 transitions. [2024-11-13 20:18:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 159 transitions. [2024-11-13 20:18:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:18:30,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:31,308 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:18:36,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:36,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 71 states and 176 transitions. [2024-11-13 20:18:36,476 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 176 transitions. [2024-11-13 20:18:36,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:18:36,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:36,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:36,604 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:18:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 73 states and 183 transitions. [2024-11-13 20:18:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 183 transitions. [2024-11-13 20:18:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:18:39,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:39,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:18:40,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 74 states and 185 transitions. [2024-11-13 20:18:40,048 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 185 transitions. [2024-11-13 20:18:40,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:18:40,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:40,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:40,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:40,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 20:18:40,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:18:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:47,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 78 states and 198 transitions. [2024-11-13 20:18:47,100 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 198 transitions. [2024-11-13 20:18:47,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:18:47,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:47,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:47,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 20:18:47,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:48,819 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:18:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:50,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 78 states and 187 transitions. [2024-11-13 20:18:50,642 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 187 transitions. [2024-11-13 20:18:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:18:50,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:50,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:50,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 20:18:50,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:53,611 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:18:59,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:59,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 83 states and 220 transitions. [2024-11-13 20:18:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 220 transitions. [2024-11-13 20:18:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:18:59,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:59,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:19:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 87 states and 235 transitions. [2024-11-13 20:19:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 235 transitions. [2024-11-13 20:19:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:19:07,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:07,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:19:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 88 states and 237 transitions. [2024-11-13 20:19:08,085 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 237 transitions. [2024-11-13 20:19:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:19:08,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:08,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:08,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 20:19:08,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:19:19,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:19,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 92 states and 251 transitions. [2024-11-13 20:19:19,089 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 251 transitions. [2024-11-13 20:19:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:19:19,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:19,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:19,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 20:19:19,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:22,224 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 20 proven. 48 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 20:19:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:25,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 92 states and 238 transitions. [2024-11-13 20:19:25,489 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 238 transitions. [2024-11-13 20:19:25,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:19:25,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:25,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:25,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:19:25,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:29,733 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 20:19:36,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 95 states and 258 transitions. [2024-11-13 20:19:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 258 transitions. [2024-11-13 20:19:36,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:19:36,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:36,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 20:19:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:45,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 99 states and 273 transitions. [2024-11-13 20:19:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 273 transitions. [2024-11-13 20:19:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:19:45,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:45,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:45,696 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 20:19:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 100 states and 275 transitions. [2024-11-13 20:19:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 275 transitions. [2024-11-13 20:19:46,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:19:46,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:46,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:46,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-13 20:19:46,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:52,600 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 25 proven. 71 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 20:20:00,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:00,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 104 states and 289 transitions. [2024-11-13 20:20:00,349 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 289 transitions. [2024-11-13 20:20:00,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:20:00,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:00,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:00,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 20:20:00,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 26 proven. 61 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 20:20:05,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:05,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 104 states and 274 transitions. [2024-11-13 20:20:05,560 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 274 transitions. [2024-11-13 20:20:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:20:05,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:05,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:05,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 20:20:05,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:12,909 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 23 proven. 82 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 20:20:22,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:22,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 107 states and 296 transitions. [2024-11-13 20:20:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 296 transitions. [2024-11-13 20:20:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:20:22,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:22,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:23,205 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 20:20:33,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:33,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 111 states and 311 transitions. [2024-11-13 20:20:33,118 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 311 transitions. [2024-11-13 20:20:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:20:33,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:33,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 20:20:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:34,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 112 states and 313 transitions. [2024-11-13 20:20:34,391 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 313 transitions. [2024-11-13 20:20:34,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 20:20:34,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:34,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:34,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 20:20:34,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 31 proven. 85 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 20:20:52,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:52,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 116 states and 327 transitions. [2024-11-13 20:20:52,126 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 327 transitions. [2024-11-13 20:20:52,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 20:20:52,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:52,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:52,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-13 20:20:52,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 38 proven. 96 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-13 20:21:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:03,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 116 states and 310 transitions. [2024-11-13 20:21:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 310 transitions. [2024-11-13 20:21:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 20:21:03,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:03,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:04,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 20:21:04,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:11,699 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:21:22,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:22,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 119 states and 334 transitions. [2024-11-13 20:21:22,994 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 334 transitions. [2024-11-13 20:21:22,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 20:21:22,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:22,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:21:36,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:36,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 123 states and 349 transitions. [2024-11-13 20:21:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 349 transitions. [2024-11-13 20:21:36,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 20:21:36,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:36,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:36,561 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:21:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 124 states and 351 transitions. [2024-11-13 20:21:37,822 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 351 transitions. [2024-11-13 20:21:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 20:21:37,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:37,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:38,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-13 20:21:38,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 33 proven. 143 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-13 20:22:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:02,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 128 states and 365 transitions. [2024-11-13 20:22:02,304 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 365 transitions. [2024-11-13 20:22:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 20:22:02,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:02,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:02,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-13 20:22:02,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 41 proven. 132 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-13 20:22:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:19,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 128 states and 346 transitions. [2024-11-13 20:22:19,656 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 346 transitions. [2024-11-13 20:22:19,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 20:22:19,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:19,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:20,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 20:22:20,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 16 proven. 136 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 20:22:47,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:47,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 131 states and 372 transitions. [2024-11-13 20:22:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 372 transitions. [2024-11-13 20:22:47,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 20:22:47,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:47,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:48,656 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 20:23:02,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:02,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 135 states and 387 transitions. [2024-11-13 20:23:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 387 transitions. [2024-11-13 20:23:02,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 20:23:02,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:02,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 20:23:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 136 states and 389 transitions. [2024-11-13 20:23:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 389 transitions. [2024-11-13 20:23:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 20:23:04,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:04,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:23:04,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:04,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-13 20:23:04,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:18,300 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 54 proven. 162 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-13 20:23:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 140 states and 403 transitions. [2024-11-13 20:23:35,299 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 403 transitions. [2024-11-13 20:23:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 20:23:35,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:35,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:23:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:35,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-13 20:23:35,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 53 proven. 169 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:23:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 140 states and 382 transitions. [2024-11-13 20:23:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 382 transitions. [2024-11-13 20:23:54,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 20:23:54,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:54,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:23:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:55,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-13 20:23:55,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 49 proven. 182 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 20:24:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:28,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 143 states and 410 transitions. [2024-11-13 20:24:28,509 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 410 transitions. [2024-11-13 20:24:28,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:24:28,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:28,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:30,054 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 20:24:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 147 states and 425 transitions. [2024-11-13 20:24:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 425 transitions. [2024-11-13 20:24:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:24:46,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:46,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 20:24:48,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:48,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 148 states and 427 transitions. [2024-11-13 20:24:48,815 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 427 transitions. [2024-11-13 20:24:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 20:24:48,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:48,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:24:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:49,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-11-13 20:24:49,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 47 proven. 225 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 20:25:30,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:30,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 152 states and 441 transitions. [2024-11-13 20:25:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 441 transitions. [2024-11-13 20:25:30,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 20:25:30,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:30,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:25:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:30,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-13 20:25:30,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:44,059 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 67 proven. 205 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 20:25:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 152 states and 418 transitions. [2024-11-13 20:25:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 418 transitions. [2024-11-13 20:25:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 20:25:50,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:50,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:25:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:51,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-11-13 20:25:51,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 63 proven. 215 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-13 20:26:31,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:31,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 155 states and 448 transitions. [2024-11-13 20:26:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 448 transitions. [2024-11-13 20:26:31,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 20:26:31,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:31,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 20 proven. 200 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-13 20:26:52,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 159 states and 463 transitions. [2024-11-13 20:26:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 463 transitions. [2024-11-13 20:26:52,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 20:26:52,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:52,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 20 proven. 200 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-13 20:26:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 160 states and 465 transitions. [2024-11-13 20:26:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 465 transitions. [2024-11-13 20:26:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 20:26:54,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:54,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:26:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:54,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-13 20:26:54,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:15,483 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 56 proven. 276 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-13 20:27:39,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:39,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 164 states and 479 transitions. [2024-11-13 20:27:39,217 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 479 transitions. [2024-11-13 20:27:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 20:27:39,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:39,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:27:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:27:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:39,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-11-13 20:27:39,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:01,105 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 84 proven. 242 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-13 20:28:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 164 states and 454 transitions. [2024-11-13 20:28:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 454 transitions. [2024-11-13 20:28:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 20:28:13,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:13,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:14,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-13 20:28:14,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 43 proven. 304 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-13 20:29:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:22,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 167 states and 486 transitions. [2024-11-13 20:29:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 486 transitions. [2024-11-13 20:29:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 20:29:22,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:22,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:23,738 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 22 proven. 242 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 20:29:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 171 states and 501 transitions. [2024-11-13 20:29:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 501 transitions. [2024-11-13 20:29:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 20:29:50,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:50,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 22 proven. 242 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-13 20:29:53,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 172 states and 503 transitions. [2024-11-13 20:29:53,422 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 503 transitions. [2024-11-13 20:29:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 20:29:53,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:53,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:53,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-13 20:29:53,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 63 proven. 306 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-11-13 20:30:48,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:48,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 176 states and 517 transitions. [2024-11-13 20:30:48,363 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 517 transitions. [2024-11-13 20:30:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 20:30:48,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:48,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:48,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 133 conjuncts are in the unsatisfiable core [2024-11-13 20:30:48,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 56 proven. 292 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-13 20:32:05,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:05,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 176 states and 490 transitions. [2024-11-13 20:32:05,580 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 490 transitions. [2024-11-13 20:32:05,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-13 20:32:05,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:05,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:32:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:06,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-13 20:32:06,659 INFO L278 TraceCheckSpWp]: Computing forward predicates...