/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/sumt9.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-e106359-m [2022-04-15 07:03:40,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-15 07:03:40,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-15 07:03:40,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-15 07:03:40,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-15 07:03:40,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-15 07:03:40,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-15 07:03:40,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-04-15 07:03:40,768 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-15 07:03:40,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-15 07:03:40,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-15 07:03:40,769 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-15 07:03:40,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-15 07:03:40,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-15 07:03:40,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-15 07:03:40,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-15 07:03:40,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-15 07:03:40,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-15 07:03:40,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-15 07:03:40,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-15 07:03:40,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-15 07:03:40,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-15 07:03:40,771 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-15 07:03:40,771 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-15 07:03:40,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-15 07:03:40,771 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-15 07:03:40,772 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-15 07:03:40,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-15 07:03:40,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-15 07:03:40,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-15 07:03:40,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-15 07:03:40,955 INFO L275 PluginConnector]: CDTParser initialized [2022-04-15 07:03:40,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/sumt9.c [2022-04-15 07:03:41,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999930cd6/b52588dd80a2417087bf6a76564f5c33/FLAG2312837e4 [2022-04-15 07:03:41,337 INFO L306 CDTParser]: Found 1 translation units. [2022-04-15 07:03:41,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt9.c [2022-04-15 07:03:41,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999930cd6/b52588dd80a2417087bf6a76564f5c33/FLAG2312837e4 [2022-04-15 07:03:41,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999930cd6/b52588dd80a2417087bf6a76564f5c33 [2022-04-15 07:03:41,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-15 07:03:41,787 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-15 07:03:41,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-15 07:03:41,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-15 07:03:41,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-15 07:03:41,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b56ba5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41, skipping insertion in model container [2022-04-15 07:03:41,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-15 07:03:41,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-15 07:03:41,916 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt9.c[403,416] [2022-04-15 07:03:41,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-15 07:03:41,934 INFO L203 MainTranslator]: Completed pre-run [2022-04-15 07:03:41,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/sumt9.c[403,416] [2022-04-15 07:03:41,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-15 07:03:41,957 INFO L208 MainTranslator]: Completed translation [2022-04-15 07:03:41,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41 WrapperNode [2022-04-15 07:03:41,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-15 07:03:41,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-15 07:03:41,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-15 07:03:41,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-15 07:03:41,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-15 07:03:41,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-15 07:03:41,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-15 07:03:41,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-15 07:03:41,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (1/1) ... [2022-04-15 07:03:41,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-15 07:03:42,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 07:03:42,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-15 07:03:42,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-15 07:03:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-15 07:03:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-15 07:03:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-15 07:03:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-15 07:03:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-15 07:03:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-15 07:03:42,050 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-15 07:03:42,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-15 07:03:42,051 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-15 07:03:42,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-15 07:03:42,051 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-15 07:03:42,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-15 07:03:42,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-15 07:03:42,052 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-15 07:03:42,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-15 07:03:42,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-15 07:03:42,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-15 07:03:42,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-15 07:03:42,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-15 07:03:42,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-15 07:03:42,094 INFO L234 CfgBuilder]: Building ICFG [2022-04-15 07:03:42,095 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-15 07:03:53,088 INFO L275 CfgBuilder]: Performing block encoding [2022-04-15 07:03:53,092 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-15 07:03:53,093 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-15 07:03:53,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 07:03:53 BoogieIcfgContainer [2022-04-15 07:03:53,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-15 07:03:53,095 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-15 07:03:53,095 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-15 07:03:53,106 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-15 07:03:53,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.04 07:03:41" (1/3) ... [2022-04-15 07:03:53,107 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15ff414a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 07:03:53, skipping insertion in model container [2022-04-15 07:03:53,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 07:03:41" (2/3) ... [2022-04-15 07:03:53,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15ff414a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 07:03:53, skipping insertion in model container [2022-04-15 07:03:53,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 07:03:53" (3/3) ... [2022-04-15 07:03:53,109 INFO L111 eAbstractionObserver]: Analyzing ICFG sumt9.c [2022-04-15 07:03:53,112 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-15 07:03:53,112 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-15 07:03:53,144 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-15 07:03:53,150 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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 [2022-04-15 07:03:53,150 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-15 07:03:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 21 states have (on average 1.619047619047619) internal successors, (34), 23 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:03:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-04-15 07:03:53,166 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 07:03:53,166 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 07:03:53,167 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 07:03:53,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 07:03:53,170 INFO L85 PathProgramCache]: Analyzing trace with hash 701348598, now seen corresponding path program 1 times [2022-04-15 07:03:53,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 07:03:53,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1068525365] [2022-04-15 07:03:53,184 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-15 07:03:53,184 INFO L85 PathProgramCache]: Analyzing trace with hash 701348598, now seen corresponding path program 2 times [2022-04-15 07:03:53,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 07:03:53,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780707529] [2022-04-15 07:03:53,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 07:03:53,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 07:03:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 07:03:53,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 07:03:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 07:03:53,849 INFO L290 TraceCheckUtils]: 0: Hoare triple {42#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3);~SIZE~0 := 20000001; {32#true} is VALID [2022-04-15 07:03:53,850 INFO L290 TraceCheckUtils]: 1: Hoare triple {32#true} assume true; {32#true} is VALID [2022-04-15 07:03:53,850 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {32#true} {32#true} #91#return; {32#true} is VALID [2022-04-15 07:03:53,852 INFO L272 TraceCheckUtils]: 0: Hoare triple {32#true} call ULTIMATE.init(); {42#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 07:03:53,852 INFO L290 TraceCheckUtils]: 1: Hoare triple {42#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3);~SIZE~0 := 20000001; {32#true} is VALID [2022-04-15 07:03:53,852 INFO L290 TraceCheckUtils]: 2: Hoare triple {32#true} assume true; {32#true} is VALID [2022-04-15 07:03:53,852 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {32#true} {32#true} #91#return; {32#true} is VALID [2022-04-15 07:03:53,852 INFO L272 TraceCheckUtils]: 4: Hoare triple {32#true} call #t~ret5 := main(); {32#true} is VALID [2022-04-15 07:03:53,854 INFO L290 TraceCheckUtils]: 5: Hoare triple {32#true} ~n~0 := 0;~i~0 := 0;~k~0 := 0;~j~0 := 0;~l~0 := 0;~v1~0 := 0;~v2~0 := 0;~v3~0 := 0;~v4~0 := 0;~v5~0 := 0;~v6~0 := 0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~n~0 := #t~nondet4;havoc #t~nondet4; {37#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:03:53,855 INFO L290 TraceCheckUtils]: 6: Hoare triple {37#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} assume !!(~n~0 % 4294967296 <= ~SIZE~0 % 4294967296); {37#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:03:53,855 INFO L290 TraceCheckUtils]: 7: Hoare triple {37#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} assume !!(~l~0 % 4294967296 < ~n~0 % 4294967296); {37#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:03:53,857 INFO L290 TraceCheckUtils]: 8: Hoare triple {37#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} assume 0 == (if ~l~0 % 4294967296 < 0 && 0 != ~l~0 % 4294967296 % 9 then ~l~0 % 4294967296 % 9 - 9 else ~l~0 % 4294967296 % 9) % 4294967296;~v6~0 := 1 + ~v6~0; {38#(and (= main_~v5~0 0) (<= main_~v6~0 1) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (<= 1 main_~v6~0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:03:53,858 INFO L290 TraceCheckUtils]: 9: Hoare triple {38#(and (= main_~v5~0 0) (<= main_~v6~0 1) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (<= 1 main_~v6~0) (= main_~v1~0 0) (= main_~v3~0 0))} ~l~0 := 1 + ~l~0; {39#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (< (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0 1)) (= main_~i~0 0) (= main_~v4~0 0) (not (<= (+ (div main_~l~0 4294967296) 1) (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (<= (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296)))) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:03:53,860 INFO L272 TraceCheckUtils]: 10: Hoare triple {39#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (< (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0 1)) (= main_~i~0 0) (= main_~v4~0 0) (not (<= (+ (div main_~l~0 4294967296) 1) (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (<= (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296)))) (= main_~v1~0 0) (= main_~v3~0 0))} call __VERIFIER_assert((if (~i~0 + ~j~0 + ~k~0 + ~v1~0 + ~v2~0 + ~v3~0 + ~v4~0 + ~v5~0 + ~v6~0) % 4294967296 == ~l~0 % 4294967296 then 1 else 0)); {40#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-15 07:03:53,861 INFO L290 TraceCheckUtils]: 11: Hoare triple {40#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {41#(not (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-15 07:03:53,861 INFO L290 TraceCheckUtils]: 12: Hoare triple {41#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {33#false} is VALID [2022-04-15 07:03:53,862 INFO L290 TraceCheckUtils]: 13: Hoare triple {33#false} assume !false; {33#false} is VALID [2022-04-15 07:03:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 07:03:53,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 07:03:53,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780707529] [2022-04-15 07:03:53,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780707529] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 07:03:53,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 07:03:53,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-15 07:03:53,867 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 07:03:53,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1068525365] [2022-04-15 07:03:53,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1068525365] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 07:03:53,868 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 07:03:53,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-15 07:03:53,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020348836] [2022-04-15 07:03:53,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 07:03:53,872 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-04-15 07:03:53,873 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 07:03:53,876 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:03:53,893 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 07:03:53,893 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-15 07:03:53,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 07:03:53,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-15 07:03:53,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-04-15 07:03:53,913 INFO L87 Difference]: Start difference. First operand has 29 states, 21 states have (on average 1.619047619047619) internal successors, (34), 23 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:03:56,143 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:00,629 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:02,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:04,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:07,133 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:11,538 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:13,701 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:15,850 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:18,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:22,397 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:24,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:26,739 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:33,450 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:35,611 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:37,761 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:42,198 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:42,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 07:04:42,348 INFO L93 Difference]: Finished difference Result 67 states and 97 transitions. [2022-04-15 07:04:42,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-15 07:04:42,349 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-04-15 07:04:42,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 07:04:42,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:04:42,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 97 transitions. [2022-04-15 07:04:42,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:04:42,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 97 transitions. [2022-04-15 07:04:42,367 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 97 transitions. [2022-04-15 07:04:42,477 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 07:04:42,489 INFO L225 Difference]: With dead ends: 67 [2022-04-15 07:04:42,489 INFO L226 Difference]: Without dead ends: 34 [2022-04-15 07:04:42,494 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-04-15 07:04:42,502 INFO L913 BasicCegarLoop]: 28 mSDtfsCounter, 53 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 12 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.9s IncrementalHoareTripleChecker+Time [2022-04-15 07:04:42,503 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 65 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 141 Invalid, 16 Unknown, 0 Unchecked, 33.9s Time] [2022-04-15 07:04:42,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-04-15 07:04:42,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2022-04-15 07:04:42,558 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 07:04:42,559 INFO L82 GeneralOperation]: Start isEquivalent. First operand 34 states. Second operand has 32 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:04:42,560 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand has 32 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:04:42,560 INFO L87 Difference]: Start difference. First operand 34 states. Second operand has 32 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:04:42,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 07:04:42,562 INFO L93 Difference]: Finished difference Result 34 states and 44 transitions. [2022-04-15 07:04:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-04-15 07:04:42,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 07:04:42,563 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 07:04:42,563 INFO L74 IsIncluded]: Start isIncluded. First operand has 32 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Second operand 34 states. [2022-04-15 07:04:42,564 INFO L87 Difference]: Start difference. First operand has 32 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Second operand 34 states. [2022-04-15 07:04:42,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 07:04:42,565 INFO L93 Difference]: Finished difference Result 34 states and 44 transitions. [2022-04-15 07:04:42,566 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-04-15 07:04:42,566 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 07:04:42,566 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 07:04:42,566 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 07:04:42,566 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 07:04:42,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:04:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2022-04-15 07:04:42,569 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 41 transitions. Word has length 14 [2022-04-15 07:04:42,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 07:04:42,569 INFO L478 AbstractCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-04-15 07:04:42,569 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:04:42,569 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 32 states and 41 transitions. [2022-04-15 07:04:42,616 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 07:04:42,616 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-04-15 07:04:42,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-04-15 07:04:42,617 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 07:04:42,617 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 07:04:42,617 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-15 07:04:42,617 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 07:04:42,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 07:04:42,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1047670141, now seen corresponding path program 1 times [2022-04-15 07:04:42,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 07:04:42,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [269115115] [2022-04-15 07:04:42,618 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-15 07:04:42,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1047670141, now seen corresponding path program 2 times [2022-04-15 07:04:42,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 07:04:42,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445771917] [2022-04-15 07:04:42,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 07:04:42,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 07:04:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 07:04:42,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 07:04:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 07:04:42,903 INFO L290 TraceCheckUtils]: 0: Hoare triple {331#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3);~SIZE~0 := 20000001; {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} is VALID [2022-04-15 07:04:42,904 INFO L290 TraceCheckUtils]: 1: Hoare triple {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} assume true; {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} is VALID [2022-04-15 07:04:42,904 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} {323#true} #91#return; {328#(and (<= ~SIZE~0 20000001) (not (<= (+ (div ~SIZE~0 4294967296) 1) 0)))} is VALID [2022-04-15 07:04:42,905 INFO L272 TraceCheckUtils]: 0: Hoare triple {323#true} call ULTIMATE.init(); {331#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 07:04:42,906 INFO L290 TraceCheckUtils]: 1: Hoare triple {331#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3);~SIZE~0 := 20000001; {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} is VALID [2022-04-15 07:04:42,907 INFO L290 TraceCheckUtils]: 2: Hoare triple {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} assume true; {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} is VALID [2022-04-15 07:04:42,908 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {332#(and (<= 20000001 ~SIZE~0) (<= ~SIZE~0 20000001))} {323#true} #91#return; {328#(and (<= ~SIZE~0 20000001) (not (<= (+ (div ~SIZE~0 4294967296) 1) 0)))} is VALID [2022-04-15 07:04:42,908 INFO L272 TraceCheckUtils]: 4: Hoare triple {328#(and (<= ~SIZE~0 20000001) (not (<= (+ (div ~SIZE~0 4294967296) 1) 0)))} call #t~ret5 := main(); {328#(and (<= ~SIZE~0 20000001) (not (<= (+ (div ~SIZE~0 4294967296) 1) 0)))} is VALID [2022-04-15 07:04:42,909 INFO L290 TraceCheckUtils]: 5: Hoare triple {328#(and (<= ~SIZE~0 20000001) (not (<= (+ (div ~SIZE~0 4294967296) 1) 0)))} ~n~0 := 0;~i~0 := 0;~k~0 := 0;~j~0 := 0;~l~0 := 0;~v1~0 := 0;~v2~0 := 0;~v3~0 := 0;~v4~0 := 0;~v5~0 := 0;~v6~0 := 0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~n~0 := #t~nondet4;havoc #t~nondet4; {329#(and (= main_~l~0 0) (<= (div ~SIZE~0 4294967296) (div main_~l~0 4294967296)) (not (<= (+ (div ~SIZE~0 4294967296) 1) 0)))} is VALID [2022-04-15 07:04:42,910 INFO L290 TraceCheckUtils]: 6: Hoare triple {329#(and (= main_~l~0 0) (<= (div ~SIZE~0 4294967296) (div main_~l~0 4294967296)) (not (<= (+ (div ~SIZE~0 4294967296) 1) 0)))} assume !!(~n~0 % 4294967296 <= ~SIZE~0 % 4294967296); {330#(= main_~l~0 0)} is VALID [2022-04-15 07:04:42,910 INFO L290 TraceCheckUtils]: 7: Hoare triple {330#(= main_~l~0 0)} assume !!(~l~0 % 4294967296 < ~n~0 % 4294967296); {330#(= main_~l~0 0)} is VALID [2022-04-15 07:04:42,910 INFO L290 TraceCheckUtils]: 8: Hoare triple {330#(= main_~l~0 0)} assume !(0 == (if ~l~0 % 4294967296 < 0 && 0 != ~l~0 % 4294967296 % 9 then ~l~0 % 4294967296 % 9 - 9 else ~l~0 % 4294967296 % 9) % 4294967296); {324#false} is VALID [2022-04-15 07:04:42,911 INFO L290 TraceCheckUtils]: 9: Hoare triple {324#false} assume 0 == (if ~l~0 % 4294967296 < 0 && 0 != ~l~0 % 4294967296 % 8 then ~l~0 % 4294967296 % 8 - 8 else ~l~0 % 4294967296 % 8) % 4294967296;~v5~0 := 1 + ~v5~0; {324#false} is VALID [2022-04-15 07:04:42,911 INFO L290 TraceCheckUtils]: 10: Hoare triple {324#false} ~l~0 := 1 + ~l~0; {324#false} is VALID [2022-04-15 07:04:42,911 INFO L272 TraceCheckUtils]: 11: Hoare triple {324#false} call __VERIFIER_assert((if (~i~0 + ~j~0 + ~k~0 + ~v1~0 + ~v2~0 + ~v3~0 + ~v4~0 + ~v5~0 + ~v6~0) % 4294967296 == ~l~0 % 4294967296 then 1 else 0)); {324#false} is VALID [2022-04-15 07:04:42,911 INFO L290 TraceCheckUtils]: 12: Hoare triple {324#false} ~cond := #in~cond; {324#false} is VALID [2022-04-15 07:04:42,911 INFO L290 TraceCheckUtils]: 13: Hoare triple {324#false} assume 0 == ~cond; {324#false} is VALID [2022-04-15 07:04:42,911 INFO L290 TraceCheckUtils]: 14: Hoare triple {324#false} assume !false; {324#false} is VALID [2022-04-15 07:04:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 07:04:42,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 07:04:42,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445771917] [2022-04-15 07:04:42,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445771917] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 07:04:42,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 07:04:42,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-15 07:04:42,913 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 07:04:42,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [269115115] [2022-04-15 07:04:42,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [269115115] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 07:04:42,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 07:04:42,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-15 07:04:42,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249199507] [2022-04-15 07:04:42,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 07:04:42,914 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-04-15 07:04:42,914 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 07:04:42,914 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:04:45,089 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 14 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-15 07:04:45,090 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-15 07:04:45,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 07:04:45,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-15 07:04:45,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-15 07:04:45,091 INFO L87 Difference]: Start difference. First operand 32 states and 41 transitions. Second operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:04:47,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:51,561 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:53,733 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:04:58,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:00,293 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:04,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:06,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:11,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:13,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:17,648 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:19,812 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-15 07:05:20,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 07:05:20,012 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2022-04-15 07:05:20,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-15 07:05:20,012 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-04-15 07:05:20,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 07:05:20,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:05:20,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 61 transitions. [2022-04-15 07:05:20,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:05:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 61 transitions. [2022-04-15 07:05:20,015 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 61 transitions. [2022-04-15 07:05:22,238 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 60 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-15 07:05:22,239 INFO L225 Difference]: With dead ends: 49 [2022-04-15 07:05:22,239 INFO L226 Difference]: Without dead ends: 32 [2022-04-15 07:05:22,240 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-04-15 07:05:22,240 INFO L913 BasicCegarLoop]: 27 mSDtfsCounter, 60 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 9 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2022-04-15 07:05:22,241 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 37 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 49 Invalid, 11 Unknown, 0 Unchecked, 22.1s Time] [2022-04-15 07:05:22,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-04-15 07:05:22,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-04-15 07:05:22,279 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 07:05:22,279 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand has 32 states, 24 states have (on average 1.375) internal successors, (33), 25 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:05:22,280 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand has 32 states, 24 states have (on average 1.375) internal successors, (33), 25 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:05:22,280 INFO L87 Difference]: Start difference. First operand 32 states. Second operand has 32 states, 24 states have (on average 1.375) internal successors, (33), 25 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:05:22,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 07:05:22,281 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2022-04-15 07:05:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-04-15 07:05:22,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 07:05:22,282 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 07:05:22,282 INFO L74 IsIncluded]: Start isIncluded. First operand has 32 states, 24 states have (on average 1.375) internal successors, (33), 25 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Second operand 32 states. [2022-04-15 07:05:22,282 INFO L87 Difference]: Start difference. First operand has 32 states, 24 states have (on average 1.375) internal successors, (33), 25 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Second operand 32 states. [2022-04-15 07:05:22,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 07:05:22,283 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2022-04-15 07:05:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-04-15 07:05:22,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 07:05:22,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 07:05:22,284 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 07:05:22,284 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 07:05:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.375) internal successors, (33), 25 states have internal predecessors, (33), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 07:05:22,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 40 transitions. [2022-04-15 07:05:22,285 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 40 transitions. Word has length 15 [2022-04-15 07:05:22,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 07:05:22,285 INFO L478 AbstractCegarLoop]: Abstraction has 32 states and 40 transitions. [2022-04-15 07:05:22,285 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 07:05:22,285 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 32 states and 40 transitions. [2022-04-15 07:05:22,331 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 07:05:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-04-15 07:05:22,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-04-15 07:05:22,332 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 07:05:22,332 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 07:05:22,332 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-15 07:05:22,332 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 07:05:22,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 07:05:22,333 INFO L85 PathProgramCache]: Analyzing trace with hash -133245550, now seen corresponding path program 1 times [2022-04-15 07:05:22,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 07:05:22,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1426333015] [2022-04-15 07:08:15,057 WARN L232 SmtUtils]: Spent 2.56m on a formula simplification. DAG size of input: 162 DAG size of output: 159 (called from [L1001] de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.checkPropertiesOfLoopAccelerationFormula) [2022-04-15 07:08:19,370 WARN L970 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 07:08:23,594 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 07:08:25,804 WARN L1034 rdanLoopAcceleration]: Unable to prove that computed reflexive-transitive closure contains relation itself. [2022-04-15 07:08:30,159 WARN L1072 rdanLoopAcceleration]: Unable to prove that computed reflexive-transitive closure contains sequentialcomposition of relation with itself. [2022-04-15 07:11:14,125 WARN L232 SmtUtils]: Spent 2.43m on a formula simplification. DAG size of input: 162 DAG size of output: 159 (called from [L 564] de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.buildAccelerationFormula) [2022-04-15 07:11:14,170 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 0 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {1={1=1, 2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 0 QuantifierFreeResult [2022-04-15 07:11:14,180 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 07:11:14,195 INFO L85 PathProgramCache]: Analyzing trace with hash 278517724, now seen corresponding path program 1 times [2022-04-15 07:11:14,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 07:11:14,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209894291] [2022-04-15 07:11:14,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 07:11:14,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 07:11:14,216 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) (- 1)) 0) [2022-04-15 07:11:14,216 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) (- 1)) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) 4294967296) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) (- 1)) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) 477218588) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) 477218588) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) 477218588) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) (- 1)) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) (- 1)) 0) [2022-04-15 07:11:14,217 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_1_42.0) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-04-15 07:11:14,218 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~v6~0_5 (* 4294967296 .aux_div_v_it_1_42.0) (* (- 1) main_~l~0_5) (* (- 1) main_~v6~0_7) 1) 0)) [2022-04-15 07:11:14,218 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) (- 1)) 0) [2022-04-15 07:11:14,218 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) 8) 0) [2022-04-15 07:11:14,218 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967296)) 9)) (- 1)) 0) [2022-04-15 07:11:14,218 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (- 4294967295)) 9)) (- 1)) 0) [2022-04-15 07:11:14,218 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.1) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.0) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.0) (- 8)) 9)) (- 1)) 0) [2022-04-15 07:11:14,221 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.3) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.2)) 0)) [2022-04-15 07:11:14,221 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_1_161.4) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.3) .aux_mod_aux_mod_v_it_1_161_321.2 (* (- 4294967296) main_~v3~0_5) (* (- 1) main_~l~0_5) (* (- 4294967296) main_~i~0_5) (* (- 1) main_~v6~0_7) (* (- 4294967296) main_~k~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~j~0_5)) 0)) [2022-04-15 07:11:14,221 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ main_~l~0_5 (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.3)) [2022-04-15 07:11:14,221 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 main_~v3~0_5) main_~l~0_5 (* 4294967296 main_~i~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~k~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~j~0_5) (* (- 4294967296) .aux_div_v_it_1_161.4) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.3) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.2) 2) 0)) [2022-04-15 07:11:14,221 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~l~0_5) (* (- 4294967295) main_~v4~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~k~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~i~0_5) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.3) .aux_mod_aux_mod_v_it_1_161_321.2 (- 4294967295)) 0)) [2022-04-15 07:11:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 07:11:14,287 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) (- 1)) 0) [2022-04-15 07:11:14,287 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) (- 1)) 0) [2022-04-15 07:11:14,287 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) 4294967296) 0) [2022-04-15 07:11:14,287 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) (- 1)) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) 477218588) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) 477218588) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) 477218588) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) (- 1)) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) (- 1)) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* 4294967296 .aux_div_v_it_1_42.5) (* (- 1) main_~l~0_5) 4294967295) 0) [2022-04-15 07:11:14,288 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~v6~0_5 (* 4294967296 .aux_div_v_it_1_42.5) (* (- 1) main_~l~0_5) (* (- 1) main_~v6~0_7) 1) 0)) [2022-04-15 07:11:14,289 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5)) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) (- 1)) 0) [2022-04-15 07:11:14,289 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) 8) 0) [2022-04-15 07:11:14,289 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) (- 9)) (* (- 1) (div (+ (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967296)) 9)) (- 1)) 0) [2022-04-15 07:11:14,289 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (* (- 4294967296) .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (- 4294967295)) 9)) (- 1)) 0) [2022-04-15 07:11:14,289 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (<= (+ (div (+ (* (- 1) main_~v6~0_7) main_~v6~0_5 (* 4294967296 .aux_div_aux_mod_aux_mod_v_it_1_42_25_45.6) (* (- 1) main_~l~0_5) (* 4294967296 .aux_div_v_it_1_42.5) 1) (- 9)) (* (- 1) (div (+ main_~l~0_5 (* (- 4294967296) .aux_div_v_it_1_42.5) (- 8)) 9)) (- 1)) 0) [2022-04-15 07:11:14,289 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ main_~l~0_5 (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.8) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.7)) 0)) [2022-04-15 07:11:14,290 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 .aux_div_v_it_1_161.9) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.8) .aux_mod_aux_mod_v_it_1_161_321.7 (* (- 4294967296) main_~v3~0_5) (* (- 1) main_~l~0_5) (* (- 4294967296) main_~i~0_5) (* (- 1) main_~v6~0_7) (* (- 4294967296) main_~k~0_5) (* (- 4294967296) main_~v4~0_5) (* (- 4294967296) main_~v5~0_5) (* (- 4294967296) main_~v2~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967296) main_~v1~0_5) (* (- 4294967296) main_~j~0_5)) 0)) [2022-04-15 07:11:14,290 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (= (+ main_~l~0_5 (* 4294967295 main_~v4~0_5) (* 4294967295 main_~v2~0_5) (* 4294967295 main_~v5~0_5) (* 4294967295 main_~v1~0_5) (* 4294967295 main_~j~0_5) (* 4294967295 main_~k~0_5) (* 4294967295 main_~v3~0_5) (* 4294967295 main_~v6~0_5) (* 4294967295 main_~i~0_5)) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.8)) [2022-04-15 07:11:14,290 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* 4294967296 main_~v3~0_5) main_~l~0_5 (* 4294967296 main_~i~0_5) (* 4294967296 main_~v6~0_5) (* 4294967296 main_~k~0_5) (* 4294967296 main_~v4~0_5) (* 4294967296 main_~v5~0_5) (* 4294967296 main_~v2~0_5) (* 4294967296 main_~v1~0_5) (* 4294967296 main_~j~0_5) (* (- 4294967296) .aux_div_v_it_1_161.9) (* (- 4294967296) .aux_div_aux_mod_v_it_1_161_321.8) (* (- 1) .aux_mod_aux_mod_v_it_1_161_321.7) 2) 0)) [2022-04-15 07:11:14,290 WARN L250 erpolLogProxyWrapper]: Quant: Clause contains literal that is not almost uninterpreted: (not (<= (+ (* (- 1) main_~l~0_5) (* (- 4294967295) main_~v4~0_5) (* (- 4294967295) main_~v2~0_5) (* (- 4294967295) main_~v5~0_5) (* (- 4294967295) main_~v1~0_5) (* (- 4294967295) main_~j~0_5) (* (- 4294967295) main_~k~0_5) (* (- 4294967295) main_~v3~0_5) (* (- 4294967295) main_~v6~0_5) (* (- 4294967295) main_~i~0_5) (* 4294967296 .aux_div_aux_mod_v_it_1_161_321.8) .aux_mod_aux_mod_v_it_1_161_321.7 (- 4294967295)) 0)) [2022-04-15 07:11:14,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 07:11:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 07:11:14,765 INFO L290 TraceCheckUtils]: 0: Hoare triple {576#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3);~SIZE~0 := 20000001; {565#true} is VALID [2022-04-15 07:11:14,765 INFO L290 TraceCheckUtils]: 1: Hoare triple {565#true} assume true; {565#true} is VALID [2022-04-15 07:11:14,766 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {565#true} {565#true} #91#return; {565#true} is VALID [2022-04-15 07:11:14,766 INFO L272 TraceCheckUtils]: 0: Hoare triple {565#true} call ULTIMATE.init(); {576#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 07:11:14,766 INFO L290 TraceCheckUtils]: 1: Hoare triple {576#(and (= |old(~SIZE~0)| ~SIZE~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3);~SIZE~0 := 20000001; {565#true} is VALID [2022-04-15 07:11:14,766 INFO L290 TraceCheckUtils]: 2: Hoare triple {565#true} assume true; {565#true} is VALID [2022-04-15 07:11:14,766 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {565#true} {565#true} #91#return; {565#true} is VALID [2022-04-15 07:11:14,767 INFO L272 TraceCheckUtils]: 4: Hoare triple {565#true} call #t~ret5 := main(); {565#true} is VALID [2022-04-15 07:11:14,767 INFO L290 TraceCheckUtils]: 5: Hoare triple {565#true} ~n~0 := 0;~i~0 := 0;~k~0 := 0;~j~0 := 0;~l~0 := 0;~v1~0 := 0;~v2~0 := 0;~v3~0 := 0;~v4~0 := 0;~v5~0 := 0;~v6~0 := 0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~n~0 := #t~nondet4;havoc #t~nondet4; {570#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:11:14,769 INFO L290 TraceCheckUtils]: 6: Hoare triple {570#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} assume !!(~n~0 % 4294967296 <= ~SIZE~0 % 4294967296); {570#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:11:14,772 INFO L290 TraceCheckUtils]: 7: Hoare triple {570#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~l~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v6~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} [95] L42-1-->L23_primed: Formula: (let ((.cse6 (mod v_main_~n~0_7 4294967296)) (.cse43 (mod v_main_~l~0_27 4294967296))) (let ((.cse0 (= v_main_~v6~0_9 v_main_~v6~0_8)) (.cse1 (= v_main_~l~0_27 v_main_~l~0_26)) (.cse2 (= (mod (mod .cse43 9) 4294967296) 0)) (.cse3 (< .cse43 .cse6)) (.cse4 (= (mod (+ v_main_~v1~0_8 v_main_~v2~0_8 v_main_~v3~0_8 v_main_~v4~0_8 v_main_~v5~0_8 v_main_~v6~0_9 v_main_~i~0_8 v_main_~j~0_8 v_main_~k~0_8 1) 4294967296) (mod (+ v_main_~l~0_27 1) 4294967296)))) (or (and (= v_main_~v1~0_8 v_main_~v1~0_8) (= v_main_~v4~0_8 v_main_~v4~0_8) (= v_main_~i~0_8 v_main_~i~0_8) (= v_main_~j~0_8 v_main_~j~0_8) (= v_main_~v5~0_8 v_main_~v5~0_8) .cse0 (= v_main_~v3~0_8 v_main_~v3~0_8) (= v_main_~n~0_7 v_main_~n~0_7) (= v_main_~v2~0_8 v_main_~v2~0_8) .cse1 (= v_main_~k~0_8 v_main_~k~0_8)) (and (or (not .cse2) (not .cse3) (not .cse4)) .cse0 .cse1) (let ((.cse5 (< v_main_~v6~0_8 (+ v_main_~v6~0_9 2)))) (and (< v_main_~v6~0_9 v_main_~v6~0_8) (= (+ v_main_~l~0_26 v_main_~v6~0_9) (+ v_main_~l~0_27 v_main_~v6~0_8)) (or .cse5 (<= (div (+ (* (- 1) v_main_~v6~0_8) v_main_~v6~0_9 .cse6 (* v_main_~l~0_27 (- 1))) (- 4294967296)) (+ (div (+ v_main_~l~0_27 (- 4294967295)) 4294967296) 1))) .cse2 .cse3 .cse4 (forall ((aux_mod_aux_mod_v_it_1_161_321 Int) (aux_div_aux_mod_v_it_1_161_321 Int) (aux_div_v_it_1_161 Int)) (let ((.cse19 (* aux_div_aux_mod_v_it_1_161_321 4294967296)) (.cse20 (* v_main_~v4~0_8 4294967295)) (.cse21 (* v_main_~v2~0_8 4294967295)) (.cse22 (* v_main_~v5~0_8 4294967295)) (.cse23 (* v_main_~v1~0_8 4294967295)) (.cse24 (* v_main_~j~0_8 4294967295)) (.cse25 (* v_main_~k~0_8 4294967295)) (.cse26 (* v_main_~v3~0_8 4294967295)) (.cse16 (* v_main_~v6~0_9 4294967295)) (.cse27 (* v_main_~i~0_8 4294967295))) (let ((.cse8 (+ v_main_~l~0_27 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse16 .cse27)) (.cse10 (* v_main_~v3~0_8 4294967296)) (.cse11 (* v_main_~i~0_8 4294967296)) (.cse12 (* v_main_~k~0_8 4294967296)) (.cse13 (* v_main_~v4~0_8 4294967296)) (.cse14 (* v_main_~v5~0_8 4294967296)) (.cse15 (* v_main_~v2~0_8 4294967296)) (.cse17 (* v_main_~v1~0_8 4294967296)) (.cse18 (* v_main_~j~0_8 4294967296)) (.cse9 (+ (* aux_div_v_it_1_161 4294967296) .cse19 aux_mod_aux_mod_v_it_1_161_321)) (.cse7 (+ .cse19 aux_mod_aux_mod_v_it_1_161_321))) (or (< aux_mod_aux_mod_v_it_1_161_321 0) (<= 4294967296 aux_mod_aux_mod_v_it_1_161_321) (< .cse7 .cse8) (not (<= .cse9 (+ .cse10 v_main_~l~0_27 .cse11 v_main_~v6~0_8 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18))) (= .cse8 .cse19) (not (<= (+ .cse10 v_main_~l~0_27 .cse11 2 (* v_main_~v6~0_9 4294967296) .cse12 .cse13 .cse14 .cse15 .cse17 .cse18) .cse9)) (<= (+ v_main_~l~0_27 .cse20 .cse21 .cse22 .cse23 4294967296 .cse24 .cse25 .cse26 .cse16 .cse27) .cse7))))) (or .cse5 (forall ((aux_div_v_it_1_42 Int) (aux_div_aux_mod_aux_mod_v_it_1_42_25_45 Int)) (let ((.cse41 (* aux_div_aux_mod_aux_mod_v_it_1_42_25_45 (- 4294967296))) (.cse42 (* aux_div_v_it_1_42 (- 4294967296)))) (let ((.cse34 (div (+ v_main_~l~0_27 .cse42 (- 8)) 9)) (.cse36 (div (+ v_main_~l~0_27 .cse42 .cse41 (- 4294967295)) 9)) (.cse33 (div (+ .cse41 (- 4294967296)) 9)) (.cse31 (* aux_div_aux_mod_aux_mod_v_it_1_42_25_45 4294967296)) (.cse39 (* (- 1) v_main_~v6~0_8)) (.cse40 (* v_main_~l~0_27 (- 1))) (.cse38 (* aux_div_v_it_1_42 4294967296))) (let ((.cse30 (div (+ .cse39 v_main_~v6~0_9 .cse40 .cse38) (- 9))) (.cse28 (div (+ .cse31 (- 4294967295)) (- 9))) (.cse37 (+ .cse33 1)) (.cse29 (+ .cse36 1)) (.cse35 (div (+ .cse39 v_main_~v6~0_9 .cse31 .cse40 .cse38 1) (- 9))) (.cse32 (+ 1 .cse34))) (or (<= .cse28 .cse29) (<= .cse30 .cse29) (<= (+ .cse31 4294967296) 0) (<= .cse30 0) (<= .cse28 .cse32) (<= 477218588 .cse33) (<= 477218588 .cse34) (<= .cse35 0) (<= .cse28 0) (<= 477218588 .cse36) (<= .cse30 .cse37) (<= .cse35 .cse37) (<= (+ 4294967295 .cse38) v_main_~l~0_27) (< (+ v_main_~l~0_27 v_main_~v6~0_8) (+ v_main_~v6~0_9 .cse38 1)) (<= .cse30 .cse32) (<= 8 .cse31) (<= .cse28 .cse37) (<= .cse35 .cse29) (<= .cse35 .cse32)))))))))))) InVars {main_~l~0=v_main_~l~0_27, main_~v1~0=v_main_~v1~0_8, main_~v2~0=v_main_~v2~0_8, main_~k~0=v_main_~k~0_8, main_~v4~0=v_main_~v4~0_8, main_~j~0=v_main_~j~0_8, main_~v5~0=v_main_~v5~0_8, main_~v6~0=v_main_~v6~0_9, main_~i~0=v_main_~i~0_8, main_~v3~0=v_main_~v3~0_8, main_~n~0=v_main_~n~0_7} OutVars{main_~l~0=v_main_~l~0_26, main_~v1~0=v_main_~v1~0_8, main_~v2~0=v_main_~v2~0_8, main_~k~0=v_main_~k~0_8, main_~v4~0=v_main_~v4~0_8, main_~j~0=v_main_~j~0_8, main_~v5~0=v_main_~v5~0_8, main_~v6~0=v_main_~v6~0_8, main_~i~0=v_main_~i~0_8, main_~v3~0=v_main_~v3~0_8, main_~n~0=v_main_~n~0_7} AuxVars[] AssignedVars[main_~l~0, main_~v6~0] {571#(and (= main_~v5~0 0) (<= main_~l~0 main_~v6~0) (<= main_~v6~0 main_~l~0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:11:14,773 INFO L290 TraceCheckUtils]: 8: Hoare triple {571#(and (= main_~v5~0 0) (<= main_~l~0 main_~v6~0) (<= main_~v6~0 main_~l~0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} [94] L23_primed-->L23: Formula: (< (mod v_main_~l~0_6 4294967296) (mod v_main_~n~0_6 4294967296)) InVars {main_~l~0=v_main_~l~0_6, main_~n~0=v_main_~n~0_6} OutVars{main_~l~0=v_main_~l~0_6, main_~n~0=v_main_~n~0_6} AuxVars[] AssignedVars[] {571#(and (= main_~v5~0 0) (<= main_~l~0 main_~v6~0) (<= main_~v6~0 main_~l~0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:11:14,775 INFO L290 TraceCheckUtils]: 9: Hoare triple {571#(and (= main_~v5~0 0) (<= main_~l~0 main_~v6~0) (<= main_~v6~0 main_~l~0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} assume 0 == (if ~l~0 % 4294967296 < 0 && 0 != ~l~0 % 4294967296 % 9 then ~l~0 % 4294967296 % 9 - 9 else ~l~0 % 4294967296 % 9) % 4294967296;~v6~0 := 1 + ~v6~0; {572#(and (= main_~v5~0 0) (<= (+ main_~l~0 1) main_~v6~0) (= main_~k~0 0) (<= main_~v6~0 (+ main_~l~0 1)) (= main_~v2~0 0) (= main_~j~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:11:14,776 INFO L290 TraceCheckUtils]: 10: Hoare triple {572#(and (= main_~v5~0 0) (<= (+ main_~l~0 1) main_~v6~0) (= main_~k~0 0) (<= main_~v6~0 (+ main_~l~0 1)) (= main_~v2~0 0) (= main_~j~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v1~0 0) (= main_~v3~0 0))} ~l~0 := 1 + ~l~0; {573#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (< (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0 1)) (= main_~i~0 0) (= main_~v4~0 0) (not (<= (+ (div main_~l~0 4294967296) 1) (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (<= (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296)))) (= main_~v1~0 0) (= main_~v3~0 0))} is VALID [2022-04-15 07:11:14,781 INFO L272 TraceCheckUtils]: 11: Hoare triple {573#(and (= main_~v5~0 0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (< (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0 1)) (= main_~i~0 0) (= main_~v4~0 0) (not (<= (+ (div main_~l~0 4294967296) 1) (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296))) (<= (+ main_~i~0 main_~k~0 main_~j~0 (* (div main_~l~0 4294967296) 4294967296) main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) (+ main_~l~0 (* 4294967296 (div (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296)))) (= main_~v1~0 0) (= main_~v3~0 0))} call __VERIFIER_assert((if (~i~0 + ~j~0 + ~k~0 + ~v1~0 + ~v2~0 + ~v3~0 + ~v4~0 + ~v5~0 + ~v6~0) % 4294967296 == ~l~0 % 4294967296 then 1 else 0)); {574#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-15 07:11:14,781 INFO L290 TraceCheckUtils]: 12: Hoare triple {574#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {575#(not (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-15 07:11:14,782 INFO L290 TraceCheckUtils]: 13: Hoare triple {575#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {566#false} is VALID [2022-04-15 07:11:14,782 INFO L290 TraceCheckUtils]: 14: Hoare triple {566#false} assume !false; {566#false} is VALID [2022-04-15 07:11:14,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 07:11:14,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 07:11:14,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209894291] [2022-04-15 07:11:14,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209894291] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 07:11:14,784 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 07:11:14,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-04-15 07:11:22,986 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 07:11:22,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1426333015] [2022-04-15 07:11:22,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1426333015] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 07:11:22,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 07:11:22,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-04-15 07:11:22,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513894191] [2022-04-15 07:11:22,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 07:11:22,987 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 12 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2022-04-15 07:11:22,988 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 07:11:22,988 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 16 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 12 states have internal predecessors, (16), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-04-15 07:11:22,998 WARN L143 InductivityCheck]: Transition 583#(= (mod main_~l~0 4294967296) (mod (+ main_~i~0 main_~k~0 main_~j~0 main_~v3~0 main_~v2~0 main_~v1~0 main_~v6~0 main_~v5~0 main_~v4~0) 4294967296)) ( _ , assume !!(~l~0 % 4294967296 < ~n~0 % 4294967296); , 571#(and (= main_~v5~0 0) (<= main_~l~0 main_~v6~0) (<= main_~v6~0 main_~l~0) (= main_~k~0 0) (= main_~v2~0 0) (= main_~j~0 0) (= main_~i~0 0) (= main_~v4~0 0) (= main_~v1~0 0) (= main_~v3~0 0)) ) not inductive [2022-04-15 07:11:22,998 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-15 07:11:22,999 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: inductivity failed at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.checkInductivity(InductivityCheck.java:103) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.(InductivityCheck.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.constructInterpolantAutomaton(BasicCegarLoop.java:682) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.constructRefinementAutomaton(AbstractCegarLoop.java:547) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:349) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:331) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:411) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:153) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-04-15 07:11:23,002 INFO L158 Benchmark]: Toolchain (without parser) took 461214.70ms. Allocated memory was 189.8MB in the beginning and 241.2MB in the end (delta: 51.4MB). Free memory was 133.6MB in the beginning and 167.9MB in the end (delta: -34.3MB). Peak memory consumption was 18.6MB. Max. memory is 8.0GB. [2022-04-15 07:11:23,002 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 189.8MB. Free memory was 149.6MB in the beginning and 149.5MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-15 07:11:23,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 169.56ms. Allocated memory is still 189.8MB. Free memory was 133.4MB in the beginning and 160.3MB in the end (delta: -26.9MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. [2022-04-15 07:11:23,003 INFO L158 Benchmark]: Boogie Preprocessor took 20.95ms. Allocated memory is still 189.8MB. Free memory was 160.3MB in the beginning and 158.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-15 07:11:23,003 INFO L158 Benchmark]: RCFGBuilder took 11114.18ms. Allocated memory is still 189.8MB. Free memory was 158.3MB in the beginning and 145.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-04-15 07:11:23,003 INFO L158 Benchmark]: TraceAbstraction took 449906.37ms. Allocated memory was 189.8MB in the beginning and 241.2MB in the end (delta: 51.4MB). Free memory was 144.7MB in the beginning and 167.9MB in the end (delta: -23.2MB). Peak memory consumption was 29.1MB. Max. memory is 8.0GB. [2022-04-15 07:11:23,004 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 189.8MB. Free memory was 149.6MB in the beginning and 149.5MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 169.56ms. Allocated memory is still 189.8MB. Free memory was 133.4MB in the beginning and 160.3MB in the end (delta: -26.9MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.95ms. Allocated memory is still 189.8MB. Free memory was 160.3MB in the beginning and 158.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 11114.18ms. Allocated memory is still 189.8MB. Free memory was 158.3MB in the beginning and 145.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 449906.37ms. Allocated memory was 189.8MB in the beginning and 241.2MB in the end (delta: 51.4MB). Free memory was 144.7MB in the beginning and 167.9MB in the end (delta: -23.2MB). Peak memory consumption was 29.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: inductivity failed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: inductivity failed: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:145) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-04-15 07:11:23,032 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...