./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/verifythis/prefixsum_rec.c --full-output --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version de325976 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/verifythis/prefixsum_rec.c -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81bdf17d0130e934dcb31a2f76f595e947b99d6273334b7f05365a624466aeab --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-de32597-m [2024-09-17 19:22:08,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:22:08,170 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-09-17 19:22:08,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:22:08,177 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:22:08,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:22:08,206 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:22:08,207 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:22:08,207 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:22:08,209 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:22:08,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:22:08,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:22:08,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:22:08,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:22:08,210 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:22:08,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:22:08,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:22:08,213 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:22:08,213 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-17 19:22:08,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:22:08,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:22:08,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:22:08,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:22:08,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:22:08,216 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:22:08,216 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:22:08,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:22:08,220 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:22:08,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:22:08,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:22:08,221 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:22:08,221 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:22:08,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:22:08,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:22:08,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:22:08,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:22:08,222 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-17 19:22:08,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-17 19:22:08,223 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:22:08,223 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:22:08,223 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:22:08,224 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:22:08,224 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/automizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/certificate-witnesses-artifact/automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81bdf17d0130e934dcb31a2f76f595e947b99d6273334b7f05365a624466aeab Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Generate GraphML witnesses -> false [2024-09-17 19:22:08,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:22:08,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:22:08,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:22:08,485 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:22:08,486 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:22:08,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/verifythis/prefixsum_rec.c [2024-09-17 19:22:09,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:22:10,030 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:22:10,030 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/verifythis/prefixsum_rec.c [2024-09-17 19:22:10,036 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/35447324c/4edcd8d017824b1a95c378cfd907bcd6/FLAG7a4b1924d [2024-09-17 19:22:10,430 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/35447324c/4edcd8d017824b1a95c378cfd907bcd6 [2024-09-17 19:22:10,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:22:10,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-09-17 19:22:10,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:22:10,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:22:10,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:22:10,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6faf1a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10, skipping insertion in model container [2024-09-17 19:22:10,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:22:10,600 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/verifythis/prefixsum_rec.c[525,538] [2024-09-17 19:22:10,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:22:10,639 INFO L200 MainTranslator]: Completed pre-run [2024-09-17 19:22:10,649 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/verifythis/prefixsum_rec.c[525,538] [2024-09-17 19:22:10,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:22:10,681 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:22:10,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10 WrapperNode [2024-09-17 19:22:10,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:22:10,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-17 19:22:10,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-17 19:22:10,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-17 19:22:10,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,708 INFO L138 Inliner]: procedures = 22, calls = 37, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-09-17 19:22:10,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-17 19:22:10,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:22:10,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:22:10,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:22:10,718 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,721 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,741 INFO L175 MemorySlicer]: Split 16 memory accesses to 2 slices as follows [2, 14]. 88 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 6 writes are split as follows [0, 6]. [2024-09-17 19:22:10,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:22:10,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:22:10,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:22:10,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:22:10,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (1/1) ... [2024-09-17 19:22:10,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:22:10,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-17 19:22:10,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-17 19:22:10,797 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-17 19:22:10,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:22:10,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:22:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:22:10,841 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:22:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:22:10,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-17 19:22:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-09-17 19:22:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure check [2024-09-17 19:22:10,863 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2024-09-17 19:22:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure downsweep [2024-09-17 19:22:10,864 INFO L138 BoogieDeclarations]: Found implementation of procedure downsweep [2024-09-17 19:22:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-17 19:22:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-09-17 19:22:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:22:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:22:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-17 19:22:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure is_pow2 [2024-09-17 19:22:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure is_pow2 [2024-09-17 19:22:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure upsweep [2024-09-17 19:22:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure upsweep [2024-09-17 19:22:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:22:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:22:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-17 19:22:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-09-17 19:22:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-09-17 19:22:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-09-17 19:22:10,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:22:10,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:22:10,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:22:10,994 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:22:10,996 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:22:11,274 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-17 19:22:11,274 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:22:11,312 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:22:11,312 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-17 19:22:11,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:22:11 BoogieIcfgContainer [2024-09-17 19:22:11,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:22:11,316 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-17 19:22:11,317 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-17 19:22:11,320 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-17 19:22:11,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.09 07:22:10" (1/3) ... [2024-09-17 19:22:11,321 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10fc387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 07:22:11, skipping insertion in model container [2024-09-17 19:22:11,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:22:10" (2/3) ... [2024-09-17 19:22:11,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10fc387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 07:22:11, skipping insertion in model container [2024-09-17 19:22:11,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:22:11" (3/3) ... [2024-09-17 19:22:11,323 INFO L112 eAbstractionObserver]: Analyzing ICFG prefixsum_rec.c [2024-09-17 19:22:11,341 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-17 19:22:11,341 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-09-17 19:22:11,398 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-09-17 19:22:11,403 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6c83de56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-17 19:22:11,404 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-17 19:22:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-09-17 19:22:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-09-17 19:22:11,416 INFO L208 NwaCegarLoop]: Found error trace [2024-09-17 19:22:11,416 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-17 19:22:11,417 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-17 19:22:11,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:11,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1461914549, now seen corresponding path program 1 times [2024-09-17 19:22:11,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-17 19:22:11,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058272855] [2024-09-17 19:22:11,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:11,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-17 19:22:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,608 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-17 19:22:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,616 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-17 19:22:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,621 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-09-17 19:22:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,644 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-09-17 19:22:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,665 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-09-17 19:22:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,674 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-09-17 19:22:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,690 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-09-17 19:22:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,717 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-09-17 19:22:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-17 19:22:11,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-17 19:22:11,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058272855] [2024-09-17 19:22:11,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058272855] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-17 19:22:11,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-17 19:22:11,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-17 19:22:11,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850152386] [2024-09-17 19:22:11,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-17 19:22:11,753 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-17 19:22:11,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-17 19:22:11,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-17 19:22:11,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-17 19:22:11,777 INFO L87 Difference]: Start difference. First operand has 59 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-09-17 19:22:11,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-17 19:22:11,904 INFO L93 Difference]: Finished difference Result 113 states and 147 transitions. [2024-09-17 19:22:11,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-17 19:22:11,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 49 [2024-09-17 19:22:11,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-17 19:22:11,913 INFO L225 Difference]: With dead ends: 113 [2024-09-17 19:22:11,913 INFO L226 Difference]: Without dead ends: 54 [2024-09-17 19:22:11,916 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-17 19:22:11,919 INFO L434 NwaCegarLoop]: 41 mSDtfsCounter, 25 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-17 19:22:11,919 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 57 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-17 19:22:11,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-09-17 19:22:11,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 53. [2024-09-17 19:22:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 15 states have call successors, (15), 9 states have call predecessors, (15), 7 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-09-17 19:22:11,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2024-09-17 19:22:11,966 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 63 transitions. Word has length 49 [2024-09-17 19:22:11,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-17 19:22:11,966 INFO L474 AbstractCegarLoop]: Abstraction has 53 states and 63 transitions. [2024-09-17 19:22:11,967 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-09-17 19:22:11,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:11,967 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2024-09-17 19:22:11,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-09-17 19:22:11,970 INFO L208 NwaCegarLoop]: Found error trace [2024-09-17 19:22:11,970 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-17 19:22:11,970 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-17 19:22:11,970 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-17 19:22:11,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:11,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1883306379, now seen corresponding path program 1 times [2024-09-17 19:22:11,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-17 19:22:11,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908111508] [2024-09-17 19:22:11,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:11,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-17 19:22:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,285 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-17 19:22:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,292 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-17 19:22:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,297 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-09-17 19:22:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,303 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-09-17 19:22:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,317 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-09-17 19:22:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,323 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-09-17 19:22:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,328 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-09-17 19:22:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,347 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-09-17 19:22:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,387 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-17 19:22:12,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-17 19:22:12,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908111508] [2024-09-17 19:22:12,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908111508] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-17 19:22:12,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-17 19:22:12,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-17 19:22:12,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939915910] [2024-09-17 19:22:12,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-17 19:22:12,394 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-17 19:22:12,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-17 19:22:12,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-17 19:22:12,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-09-17 19:22:12,397 INFO L87 Difference]: Start difference. First operand 53 states and 63 transitions. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 5 states have internal predecessors, (26), 3 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-09-17 19:22:12,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-17 19:22:12,616 INFO L93 Difference]: Finished difference Result 70 states and 83 transitions. [2024-09-17 19:22:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-17 19:22:12,617 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 5 states have internal predecessors, (26), 3 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 49 [2024-09-17 19:22:12,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-17 19:22:12,618 INFO L225 Difference]: With dead ends: 70 [2024-09-17 19:22:12,618 INFO L226 Difference]: Without dead ends: 55 [2024-09-17 19:22:12,619 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-09-17 19:22:12,620 INFO L434 NwaCegarLoop]: 36 mSDtfsCounter, 25 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-09-17 19:22:12,620 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 184 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-09-17 19:22:12,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-09-17 19:22:12,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 54. [2024-09-17 19:22:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 31 states have internal predecessors, (36), 15 states have call successors, (15), 9 states have call predecessors, (15), 7 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-09-17 19:22:12,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 64 transitions. [2024-09-17 19:22:12,629 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 64 transitions. Word has length 49 [2024-09-17 19:22:12,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-17 19:22:12,630 INFO L474 AbstractCegarLoop]: Abstraction has 54 states and 64 transitions. [2024-09-17 19:22:12,631 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 5 states have internal predecessors, (26), 3 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-09-17 19:22:12,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:12,631 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-09-17 19:22:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-09-17 19:22:12,632 INFO L208 NwaCegarLoop]: Found error trace [2024-09-17 19:22:12,633 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-17 19:22:12,633 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-17 19:22:12,633 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-17 19:22:12,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:12,633 INFO L85 PathProgramCache]: Analyzing trace with hash -644922402, now seen corresponding path program 1 times [2024-09-17 19:22:12,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-17 19:22:12,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626436496] [2024-09-17 19:22:12,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:12,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-17 19:22:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,878 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-17 19:22:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,882 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-17 19:22:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,909 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-09-17 19:22:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,917 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-09-17 19:22:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,928 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-09-17 19:22:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,934 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-09-17 19:22:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,938 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-09-17 19:22:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,945 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-17 19:22:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-17 19:22:12,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-17 19:22:12,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626436496] [2024-09-17 19:22:12,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626436496] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-17 19:22:12,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1758177081] [2024-09-17 19:22:12,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:12,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-17 19:22:12,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-17 19:22:12,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-17 19:22:12,961 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-09-17 19:22:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:13,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-09-17 19:22:13,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-17 19:22:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-17 19:22:13,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-17 19:22:13,351 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-17 19:22:13,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1758177081] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-17 19:22:13,353 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-17 19:22:13,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 13 [2024-09-17 19:22:13,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228425914] [2024-09-17 19:22:13,354 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-17 19:22:13,354 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-17 19:22:13,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-17 19:22:13,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-17 19:22:13,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-09-17 19:22:13,355 INFO L87 Difference]: Start difference. First operand 54 states and 64 transitions. Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 12 states have internal predecessors, (49), 4 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2024-09-17 19:22:13,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-17 19:22:13,556 INFO L93 Difference]: Finished difference Result 84 states and 101 transitions. [2024-09-17 19:22:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-17 19:22:13,557 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 12 states have internal predecessors, (49), 4 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 50 [2024-09-17 19:22:13,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-17 19:22:13,559 INFO L225 Difference]: With dead ends: 84 [2024-09-17 19:22:13,560 INFO L226 Difference]: Without dead ends: 56 [2024-09-17 19:22:13,561 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2024-09-17 19:22:13,562 INFO L434 NwaCegarLoop]: 34 mSDtfsCounter, 27 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-17 19:22:13,564 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 156 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-17 19:22:13,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-09-17 19:22:13,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2024-09-17 19:22:13,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 15 states have call successors, (15), 9 states have call predecessors, (15), 7 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-09-17 19:22:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 65 transitions. [2024-09-17 19:22:13,577 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 65 transitions. Word has length 50 [2024-09-17 19:22:13,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-17 19:22:13,580 INFO L474 AbstractCegarLoop]: Abstraction has 55 states and 65 transitions. [2024-09-17 19:22:13,580 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 12 states have internal predecessors, (49), 4 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2024-09-17 19:22:13,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2024-09-17 19:22:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-09-17 19:22:13,582 INFO L208 NwaCegarLoop]: Found error trace [2024-09-17 19:22:13,582 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-17 19:22:13,601 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-09-17 19:22:13,782 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-17 19:22:13,783 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-17 19:22:13,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:13,784 INFO L85 PathProgramCache]: Analyzing trace with hash -909724779, now seen corresponding path program 2 times [2024-09-17 19:22:13,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-17 19:22:13,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398540615] [2024-09-17 19:22:13,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:13,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-17 19:22:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:15,761 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-17 19:22:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:15,764 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-17 19:22:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:15,766 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-09-17 19:22:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:15,769 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-09-17 19:22:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:15,791 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-09-17 19:22:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:15,822 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-09-17 19:22:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:15,855 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-17 19:22:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:16,004 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-09-17 19:22:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-09-17 19:22:16,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-17 19:22:16,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398540615] [2024-09-17 19:22:16,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398540615] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-17 19:22:16,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410428743] [2024-09-17 19:22:16,754 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-17 19:22:16,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-17 19:22:16,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-17 19:22:16,756 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-17 19:22:16,760 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-17 19:22:16,861 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-17 19:22:16,862 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-17 19:22:16,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-09-17 19:22:16,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-17 19:22:17,039 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 13 treesize of output 9 [2024-09-17 19:22:17,183 WARN L876 $PredicateComparison]: unable to prove that (exists ((v_downsweep_~left_9 Int)) (and (<= |c_downsweep_#in~right| (+ v_downsweep_~left_9 1)) (= |c_#memory_int#1| (store |c_old(#memory_int#1)| |c_downsweep_#in~a.base| (let ((.cse0 (select |c_old(#memory_int#1)| |c_downsweep_#in~a.base|)) (.cse1 (+ |c_downsweep_#in~a.offset| (* |c_downsweep_#in~right| 4)))) (store (store .cse0 .cse1 (select (select |c_#memory_int#1| |c_downsweep_#in~a.base|) .cse1)) (+ |c_downsweep_#in~a.offset| (* v_downsweep_~left_9 4)) (select .cse0 .cse1))))) (<= v_downsweep_~left_9 |c_downsweep_#in~left|))) is different from true [2024-09-17 19:22:17,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 32 treesize of output 11 [2024-09-17 19:22:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-17 19:22:17,489 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-17 19:22:17,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410428743] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-17 19:22:17,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-09-17 19:22:17,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 16] total 36 [2024-09-17 19:22:17,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556112469] [2024-09-17 19:22:17,863 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-09-17 19:22:17,864 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-09-17 19:22:17,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-17 19:22:17,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-09-17 19:22:17,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=1370, Unknown=1, NotChecked=74, Total=1560 [2024-09-17 19:22:17,869 INFO L87 Difference]: Start difference. First operand 55 states and 65 transitions. Second operand has 36 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 27 states have internal predecessors, (47), 11 states have call successors, (17), 6 states have call predecessors, (17), 6 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2024-09-17 19:22:20,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-17 19:22:20,305 INFO L93 Difference]: Finished difference Result 91 states and 119 transitions. [2024-09-17 19:22:20,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-09-17 19:22:20,306 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 27 states have internal predecessors, (47), 11 states have call successors, (17), 6 states have call predecessors, (17), 6 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) Word has length 51 [2024-09-17 19:22:20,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-17 19:22:20,310 INFO L225 Difference]: With dead ends: 91 [2024-09-17 19:22:20,310 INFO L226 Difference]: Without dead ends: 89 [2024-09-17 19:22:20,312 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=322, Invalid=3341, Unknown=1, NotChecked=118, Total=3782 [2024-09-17 19:22:20,313 INFO L434 NwaCegarLoop]: 24 mSDtfsCounter, 115 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 1547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 115 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-09-17 19:22:20,313 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 373 Invalid, 1547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1332 Invalid, 0 Unknown, 115 Unchecked, 1.3s Time] [2024-09-17 19:22:20,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-09-17 19:22:20,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 71. [2024-09-17 19:22:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 41 states have (on average 1.146341463414634) internal successors, (47), 44 states have internal predecessors, (47), 19 states have call successors, (19), 11 states have call predecessors, (19), 10 states have return successors, (24), 15 states have call predecessors, (24), 16 states have call successors, (24) [2024-09-17 19:22:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2024-09-17 19:22:20,341 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 51 [2024-09-17 19:22:20,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-17 19:22:20,342 INFO L474 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2024-09-17 19:22:20,342 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 27 states have internal predecessors, (47), 11 states have call successors, (17), 6 states have call predecessors, (17), 6 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2024-09-17 19:22:20,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:20,344 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2024-09-17 19:22:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-09-17 19:22:20,349 INFO L208 NwaCegarLoop]: Found error trace [2024-09-17 19:22:20,349 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-17 19:22:20,367 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-17 19:22:20,550 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-17 19:22:20,550 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-17 19:22:20,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:20,551 INFO L85 PathProgramCache]: Analyzing trace with hash 151098671, now seen corresponding path program 1 times [2024-09-17 19:22:20,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-17 19:22:20,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099965561] [2024-09-17 19:22:20,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:20,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-17 19:22:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,704 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-17 19:22:20,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,706 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-17 19:22:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,708 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-09-17 19:22:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,774 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-09-17 19:22:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,784 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-09-17 19:22:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,787 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-09-17 19:22:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,790 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-17 19:22:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,793 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-09-17 19:22:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,797 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-09-17 19:22:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-09-17 19:22:20,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-17 19:22:20,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099965561] [2024-09-17 19:22:20,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099965561] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-17 19:22:20,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501732275] [2024-09-17 19:22:20,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:20,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-17 19:22:20,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-17 19:22:20,801 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-17 19:22:20,802 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-17 19:22:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:20,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 120 conjuncts are in the unsatisfiable core [2024-09-17 19:22:20,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-17 19:22:21,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-09-17 19:22:21,109 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 7 treesize of output 6 [2024-09-17 19:22:21,206 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-09-17 19:22:21,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 18 [2024-09-17 19:22:21,276 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 14 treesize of output 16 [2024-09-17 19:22:21,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2024-09-17 19:22:21,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2024-09-17 19:22:21,510 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-09-17 19:22:21,511 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-17 19:22:25,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501732275] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-17 19:22:25,670 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-09-17 19:22:25,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 19] total 25 [2024-09-17 19:22:25,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407069312] [2024-09-17 19:22:25,670 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-09-17 19:22:25,671 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-09-17 19:22:25,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-17 19:22:25,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-09-17 19:22:25,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=785, Unknown=1, NotChecked=0, Total=870 [2024-09-17 19:22:25,672 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 25 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 20 states have internal predecessors, (54), 6 states have call successors, (17), 4 states have call predecessors, (17), 7 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2024-09-17 19:22:26,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-17 19:22:26,799 INFO L93 Difference]: Finished difference Result 137 states and 184 transitions. [2024-09-17 19:22:26,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-17 19:22:26,799 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 20 states have internal predecessors, (54), 6 states have call successors, (17), 4 states have call predecessors, (17), 7 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) Word has length 58 [2024-09-17 19:22:26,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-17 19:22:26,801 INFO L225 Difference]: With dead ends: 137 [2024-09-17 19:22:26,801 INFO L226 Difference]: Without dead ends: 94 [2024-09-17 19:22:26,802 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 416 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=219, Invalid=2036, Unknown=1, NotChecked=0, Total=2256 [2024-09-17 19:22:26,805 INFO L434 NwaCegarLoop]: 34 mSDtfsCounter, 85 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 830 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-09-17 19:22:26,806 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 477 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 830 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-09-17 19:22:26,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-09-17 19:22:26,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 86. [2024-09-17 19:22:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.1346153846153846) internal successors, (59), 55 states have internal predecessors, (59), 22 states have call successors, (22), 11 states have call predecessors, (22), 11 states have return successors, (28), 19 states have call predecessors, (28), 19 states have call successors, (28) [2024-09-17 19:22:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 109 transitions. [2024-09-17 19:22:26,840 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 109 transitions. Word has length 58 [2024-09-17 19:22:26,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-17 19:22:26,841 INFO L474 AbstractCegarLoop]: Abstraction has 86 states and 109 transitions. [2024-09-17 19:22:26,841 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 20 states have internal predecessors, (54), 6 states have call successors, (17), 4 states have call predecessors, (17), 7 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2024-09-17 19:22:26,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2024-09-17 19:22:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-09-17 19:22:26,846 INFO L208 NwaCegarLoop]: Found error trace [2024-09-17 19:22:26,846 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-17 19:22:26,862 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-17 19:22:27,049 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-17 19:22:27,050 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-17 19:22:27,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-17 19:22:27,050 INFO L85 PathProgramCache]: Analyzing trace with hash -111612641, now seen corresponding path program 1 times [2024-09-17 19:22:27,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-17 19:22:27,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172940149] [2024-09-17 19:22:27,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:27,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-17 19:22:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,062 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-17 19:22:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,065 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-17 19:22:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,068 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-09-17 19:22:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,311 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-09-17 19:22:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,336 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-17 19:22:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,374 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-09-17 19:22:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,426 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-09-17 19:22:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,628 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-09-17 19:22:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,906 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-09-17 19:22:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:29,912 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-09-17 19:22:29,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-17 19:22:29,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172940149] [2024-09-17 19:22:29,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172940149] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-17 19:22:29,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405310454] [2024-09-17 19:22:29,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-17 19:22:29,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-17 19:22:29,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-17 19:22:29,915 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-17 19:22:29,916 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-17 19:22:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-17 19:22:30,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-09-17 19:22:30,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-17 19:22:30,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-09-17 19:22:30,356 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 7 treesize of output 6 [2024-09-17 19:22:30,508 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-09-17 19:22:30,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 18 [2024-09-17 19:22:30,632 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 15 treesize of output 10 [2024-09-17 19:22:30,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-09-17 19:22:30,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 [2024-09-17 19:22:30,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2024-09-17 19:22:30,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 24 treesize of output 28 [2024-09-17 19:22:31,086 WARN L876 $PredicateComparison]: unable to prove that (exists ((v_upsweep_~right_14 Int) (v_upsweep_~a.offset_14 Int)) (and (<= |c_upsweep_#in~a.offset| v_upsweep_~a.offset_14) (<= |c_upsweep_#in~right| v_upsweep_~right_14) (= |c_#memory_int#1| (store |c_old(#memory_int#1)| |c_upsweep_#in~a.base| (let ((.cse0 (+ v_upsweep_~a.offset_14 (* v_upsweep_~right_14 4)))) (store (select |c_old(#memory_int#1)| |c_upsweep_#in~a.base|) .cse0 (select (select |c_#memory_int#1| |c_upsweep_#in~a.base|) .cse0))))))) is different from true [2024-09-17 19:22:31,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-09-17 19:22:31,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2024-09-17 19:22:31,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 90 [2024-09-17 19:23:13,570 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:13,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 228 treesize of output 304 [2024-09-17 19:23:13,696 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:13,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:23:20,959 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:20,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:23:22,335 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:22,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:23:22,739 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:22,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:23:23,648 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:23,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:23:24,286 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:24,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:23:25,331 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:25,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:23:25,350 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:23:25,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:24:11,241 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:24:11,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:24:11,295 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:24:11,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:24:11,902 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:24:11,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:24:12,060 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:24:12,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:24:12,474 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:24:12,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:24:12,484 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:24:12,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:24:12,569 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:24:12,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:24:13,884 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:24:13,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 357 treesize of output 545 [2024-09-17 19:25:16,161 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:25:16,487 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:16,646 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:16,679 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:16,751 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:16,786 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:16,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:16,842 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:16,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:16,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:17,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:17,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:17,238 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:17,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:25:17,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:17,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:17,853 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:17,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:17,926 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:17,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:25:18,328 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,532 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,565 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,684 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,703 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,741 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,775 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,808 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,843 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,871 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:18,890 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:18,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:19,081 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:19,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:19,141 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:19,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:25:19,481 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:19,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:19,532 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:19,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:25:20,267 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:20,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:20,682 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:20,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:20,707 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:20,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:25:22,887 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:25:22,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 421 treesize of output 507 [2024-09-17 19:26:05,452 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:05,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:26:05,951 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:05,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:06,001 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:06,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:06,172 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:06,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:06,805 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:06,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:06,897 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:06,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:06,987 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:06,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:07,726 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:07,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:07,760 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:07,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:07,801 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:07,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:26:08,163 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:08,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:08,460 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:08,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:08,531 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:08,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:26:08,887 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:08,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,077 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,110 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,253 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,314 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,351 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,380 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,415 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,443 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,462 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,665 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:09,950 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:09,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:26:10,357 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:10,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:10,433 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:10,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:26:11,194 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:11,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:11,611 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:11,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:11,636 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:11,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:11,693 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:11,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 148 [2024-09-17 19:26:12,174 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:12,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:12,209 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:12,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:12,717 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:12,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:12,731 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:12,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:12,781 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:12,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:12,808 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:12,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:12,967 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:12,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:13,008 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:13,043 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:13,438 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:13,499 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:13,737 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:13,747 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:13,865 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:13,914 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:13,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:14,299 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:14,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:15,525 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:15,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:15,680 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:15,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:15,690 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:26:15,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:26:15,708 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:26:15,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:26:16,020 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:16,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:16,223 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:16,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 125 [2024-09-17 19:26:16,670 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:16,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 125 [2024-09-17 19:26:17,038 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:17,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 18 [2024-09-17 19:26:17,112 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:17,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:17,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:17,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:18,701 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:18,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:18,729 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:18,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:18,769 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:18,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:18,791 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:26:18,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:26:18,861 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:18,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:18,882 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:18,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:18,995 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:18,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:19,015 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:19,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:19,031 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:26:19,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:26:19,113 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:19,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:19,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:19,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:19,167 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:19,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:19,187 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:19,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:19,201 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:19,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:19,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:19,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:20,088 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:20,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 341 treesize of output 427 [2024-09-17 19:26:23,884 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:26:23,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:26:23,900 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:26:23,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:26:23,919 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:23,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:23,962 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:23,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:23,994 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:23,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,074 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,093 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,119 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,142 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,163 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,179 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2024-09-17 19:26:24,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 32 [2024-09-17 19:26:24,192 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15 [2024-09-17 19:26:24,218 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-17 19:26:24,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 15