./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/modn.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_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/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_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/modn.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/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_f1aeb30c-386e-4fc8-9358-9451bccc4d48/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 b1b107a3e17c36933ddc5a5cff6ab95f9f0d71df794eec32ec4a28d109efd829 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:34:56,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:34:56,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:34:56,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:34:56,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:34:56,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:34:56,877 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:34:56,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:34:56,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:34:56,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:34:56,878 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:34:56,878 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:34:56,878 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:34:56,878 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:34:56,879 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:34:56,879 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:34:56,880 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:34:56,880 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:34:56,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:34:56,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:34:56,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:34:56,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:34:56,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:34:56,880 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:34:56,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:34:56,881 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_f1aeb30c-386e-4fc8-9358-9451bccc4d48/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 -> b1b107a3e17c36933ddc5a5cff6ab95f9f0d71df794eec32ec4a28d109efd829 [2024-11-13 22:34:57,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:34:57,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:34:57,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:34:57,300 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:34:57,300 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:34:57,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/modn.c Unable to find full path for "g++" [2024-11-13 22:34:59,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:34:59,779 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:34:59,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/sv-benchmarks/c/array-fpi/modn.c [2024-11-13 22:34:59,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/data/bbf0025ba/9e1d3a6119a74dc9b7e8b9a5ae27d0d0/FLAGac6835366 [2024-11-13 22:34:59,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/data/bbf0025ba/9e1d3a6119a74dc9b7e8b9a5ae27d0d0 [2024-11-13 22:34:59,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:34:59,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:34:59,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:34:59,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:34:59,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:34:59,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:34:59" (1/1) ... [2024-11-13 22:34:59,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be964b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:34:59, skipping insertion in model container [2024-11-13 22:34:59,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:34:59" (1/1) ... [2024-11-13 22:34:59,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:35:00,083 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_f1aeb30c-386e-4fc8-9358-9451bccc4d48/sv-benchmarks/c/array-fpi/modn.c[587,600] [2024-11-13 22:35:00,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:00,126 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:35:00,141 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_f1aeb30c-386e-4fc8-9358-9451bccc4d48/sv-benchmarks/c/array-fpi/modn.c[587,600] [2024-11-13 22:35:00,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:00,171 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:35:00,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00 WrapperNode [2024-11-13 22:35:00,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:00,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:00,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:35:00,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:35:00,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,224 INFO L138 Inliner]: procedures = 17, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-11-13 22:35:00,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:00,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:35:00,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:35:00,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:35:00,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:35:00,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:35:00,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:35:00,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:35:00,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:00,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:35:00,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:35:00,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1aeb30c-386e-4fc8-9358-9451bccc4d48/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:35:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:35:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:35:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:35:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:35:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:35:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:35:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:35:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:35:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:35:00,441 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:35:00,443 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:35:00,643 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 22:35:00,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:35:00,714 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:35:00,714 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:35:00,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:00 BoogieIcfgContainer [2024-11-13 22:35:00,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:35:00,716 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:35:00,716 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:35:00,726 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:35:00,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:00" (1/1) ... [2024-11-13 22:35:00,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:35:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:00,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 22:35:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 22:35:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:35:00,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:00,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:01,119 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 22:35:01,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 22:35:01,190 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 22:35:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:35:01,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:01,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:01,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:35:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 22:35:01,533 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 22:35:01,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:35:01,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:01,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:02,729 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 22:35:03,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:03,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 19 states and 38 transitions. [2024-11-13 22:35:03,873 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 38 transitions. [2024-11-13 22:35:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:35:03,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:03,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:04,266 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 22:35:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 23 states and 51 transitions. [2024-11-13 22:35:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 51 transitions. [2024-11-13 22:35:05,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:35:05,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:05,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:06,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:08,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:08,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 26 states and 58 transitions. [2024-11-13 22:35:08,135 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 58 transitions. [2024-11-13 22:35:08,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:35:08,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:08,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:35:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:08,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 22:35:08,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:08,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:35:08,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:35:08,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:08,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:08,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 22:35:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:08,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2024-11-13 22:35:09,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:09,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2024-11-13 22:35:09,659 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 22:35:12,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2024-11-13 22:35:12,946 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2024-11-13 22:35:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:35:12,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:12,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:35:14,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:14,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 34 states and 75 transitions. [2024-11-13 22:35:14,736 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 75 transitions. [2024-11-13 22:35:14,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:35:14,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:14,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:15,441 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 37 states and 84 transitions. [2024-11-13 22:35:17,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 84 transitions. [2024-11-13 22:35:17,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:35:17,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:17,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 40 states and 95 transitions. [2024-11-13 22:35:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 95 transitions. [2024-11-13 22:35:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:35:20,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:20,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:35:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:20,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 22:35:20,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:20,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:35:20,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:35:20,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:20,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:20,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:20,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 22:35:20,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:20,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2024-11-13 22:35:21,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:21,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:21,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:21,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2024-11-13 22:35:22,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:22,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:22,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:22,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 35 [2024-11-13 22:35:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:27,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:27,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 43 states and 102 transitions. [2024-11-13 22:35:27,140 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 102 transitions. [2024-11-13 22:35:27,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:35:27,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:27,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:35:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:27,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 22:35:27,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:27,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:35:27,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:35:27,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:27,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:27,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:27,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 22:35:27,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:27,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2024-11-13 22:35:27,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:27,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:27,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:27,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2024-11-13 22:35:28,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:28,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:28,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 35 [2024-11-13 22:35:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:30,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 45 states and 107 transitions. [2024-11-13 22:35:30,815 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 107 transitions. [2024-11-13 22:35:30,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:35:30,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:30,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:33,450 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 22:35:40,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:40,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 52 states and 120 transitions. [2024-11-13 22:35:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 120 transitions. [2024-11-13 22:35:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:35:40,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:40,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:41,396 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 56 states and 136 transitions. [2024-11-13 22:35:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 136 transitions. [2024-11-13 22:35:44,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:35:44,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:44,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 59 states and 141 transitions. [2024-11-13 22:35:48,138 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 141 transitions. [2024-11-13 22:35:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:35:48,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:48,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:51,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 49 states and 93 transitions. [2024-11-13 22:35:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 93 transitions. [2024-11-13 22:35:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:35:51,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:51,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:35:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:51,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 22:35:51,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:51,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:35:51,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:35:51,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:51,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:51,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:51,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:35:52,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 22:35:52,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:52,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2024-11-13 22:35:53,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2024-11-13 22:35:53,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:53,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2024-11-13 22:35:55,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:55,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:55,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:55,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:55,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:55,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:35:55,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 40 [2024-11-13 22:35:55,688 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:02,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2024-11-13 22:36:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2024-11-13 22:36:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:36:02,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:02,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:36:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:03,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 22:36:03,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:03,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:36:03,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:36:03,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:04,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:04,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:05,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:05,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 22:36:05,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:05,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2024-11-13 22:36:05,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:05,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:05,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:05,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2024-11-13 22:36:06,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:06,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:06,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:06,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:06,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:06,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:06,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2024-11-13 22:36:07,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:07,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:07,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:07,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:07,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:07,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:07,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 40 [2024-11-13 22:36:07,168 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:13,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 102 transitions. [2024-11-13 22:36:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 102 transitions. [2024-11-13 22:36:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:36:13,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:13,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:36:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:13,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 22:36:13,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:14,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:36:14,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:36:14,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:14,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:14,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:14,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 22:36:14,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 22:36:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:14,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2024-11-13 22:36:14,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:14,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:14,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:14,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2024-11-13 22:36:15,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:15,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:15,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:15,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:15,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:15,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:15,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2024-11-13 22:36:17,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:17,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:17,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:17,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:17,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:17,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:36:17,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 40 [2024-11-13 22:36:17,613 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:19,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:19,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 103 transitions. [2024-11-13 22:36:19,709 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions. [2024-11-13 22:36:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:36:19,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:19,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat