/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-24 02:25:43,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 02:25:43,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 02:25:43,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-24 02:25:43,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 02:25:43,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 02:25:43,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 02:25:43,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 02:25:43,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 02:25:43,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 02:25:43,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 02:25:43,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 02:25:43,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 02:25:43,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 02:25:43,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 02:25:43,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 02:25:43,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-24 02:25:43,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 02:25:43,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 02:25:43,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 02:25:43,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-10-24 02:25:43,769 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 02:25:43,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 02:25:43,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 02:25:43,773 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 02:25:43,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 02:25:43,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 02:25:43,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 02:25:43,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 02:25:43,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 02:25:43,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 02:25:43,775 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 02:25:43,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 02:25:43,776 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 02:25:43,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 02:25:43,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 02:25:43,776 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-24 02:25:43,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 02:25:43,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 02:25:43,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 02:25:43,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 02:25:43,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-24 02:25:43,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 02:25:43,778 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-10-24 02:25:44,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 02:25:44,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 02:25:44,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 02:25:44,169 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 02:25:44,169 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 02:25:44,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2020-10-24 02:25:44,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32fcb16b4/1a52234907d746b1add0251cafbb2796/FLAG81f1339bf [2020-10-24 02:25:44,962 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 02:25:44,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2020-10-24 02:25:44,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32fcb16b4/1a52234907d746b1add0251cafbb2796/FLAG81f1339bf [2020-10-24 02:25:45,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32fcb16b4/1a52234907d746b1add0251cafbb2796 [2020-10-24 02:25:45,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 02:25:45,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-24 02:25:45,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 02:25:45,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 02:25:45,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 02:25:45,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50ebef41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45, skipping insertion in model container [2020-10-24 02:25:45,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 02:25:45,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 02:25:45,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 02:25:45,599 INFO L203 MainTranslator]: Completed pre-run [2020-10-24 02:25:45,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 02:25:45,685 INFO L208 MainTranslator]: Completed translation [2020-10-24 02:25:45,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45 WrapperNode [2020-10-24 02:25:45,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 02:25:45,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 02:25:45,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 02:25:45,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 02:25:45,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... [2020-10-24 02:25:45,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 02:25:45,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 02:25:45,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 02:25:45,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 02:25:45,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 02:25:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-24 02:25:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 02:25:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-24 02:25:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-24 02:25:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-24 02:25:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-24 02:25:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-24 02:25:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-24 02:25:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 02:25:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-24 02:25:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-24 02:25:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-24 02:25:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-24 02:25:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-24 02:25:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-24 02:25:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 02:25:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-24 02:25:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-24 02:25:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 02:25:46,524 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 02:25:46,524 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-24 02:25:46,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:25:46 BoogieIcfgContainer [2020-10-24 02:25:46,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 02:25:46,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 02:25:46,529 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 02:25:46,532 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 02:25:46,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:25:45" (1/3) ... [2020-10-24 02:25:46,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fc0ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:25:46, skipping insertion in model container [2020-10-24 02:25:46,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:25:45" (2/3) ... [2020-10-24 02:25:46,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fc0ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:25:46, skipping insertion in model container [2020-10-24 02:25:46,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:25:46" (3/3) ... [2020-10-24 02:25:46,536 INFO L111 eAbstractionObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2020-10-24 02:25:46,548 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-24 02:25:46,553 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 02:25:46,567 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 02:25:46,593 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 02:25:46,594 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 02:25:46,594 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-24 02:25:46,594 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 02:25:46,594 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 02:25:46,594 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 02:25:46,595 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 02:25:46,595 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 02:25:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-10-24 02:25:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-10-24 02:25:46,626 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:46,627 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:46,627 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:46,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:46,634 INFO L82 PathProgramCache]: Analyzing trace with hash 884753184, now seen corresponding path program 1 times [2020-10-24 02:25:46,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:46,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1609662879] [2020-10-24 02:25:46,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:46,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:46,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:46,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1609662879] [2020-10-24 02:25:46,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:46,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-24 02:25:46,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340444605] [2020-10-24 02:25:46,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 02:25:46,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:47,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 02:25:47,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-24 02:25:47,012 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 6 states. [2020-10-24 02:25:47,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:47,999 INFO L93 Difference]: Finished difference Result 406 states and 510 transitions. [2020-10-24 02:25:47,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-24 02:25:48,001 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-10-24 02:25:48,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:48,013 INFO L225 Difference]: With dead ends: 406 [2020-10-24 02:25:48,014 INFO L226 Difference]: Without dead ends: 247 [2020-10-24 02:25:48,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-10-24 02:25:48,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-10-24 02:25:48,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 149. [2020-10-24 02:25:48,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-24 02:25:48,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2020-10-24 02:25:48,102 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 39 [2020-10-24 02:25:48,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:48,103 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2020-10-24 02:25:48,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 02:25:48,103 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2020-10-24 02:25:48,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-10-24 02:25:48,104 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:48,105 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:48,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-24 02:25:48,105 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:48,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:48,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1488099747, now seen corresponding path program 1 times [2020-10-24 02:25:48,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:48,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [623305875] [2020-10-24 02:25:48,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:48,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:48,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [623305875] [2020-10-24 02:25:48,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:48,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-24 02:25:48,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385355234] [2020-10-24 02:25:48,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 02:25:48,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:48,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 02:25:48,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-24 02:25:48,260 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 6 states. [2020-10-24 02:25:48,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:48,894 INFO L93 Difference]: Finished difference Result 214 states and 240 transitions. [2020-10-24 02:25:48,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-24 02:25:48,895 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-10-24 02:25:48,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:48,897 INFO L225 Difference]: With dead ends: 214 [2020-10-24 02:25:48,897 INFO L226 Difference]: Without dead ends: 211 [2020-10-24 02:25:48,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-10-24 02:25:48,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-10-24 02:25:48,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 148. [2020-10-24 02:25:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-10-24 02:25:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 165 transitions. [2020-10-24 02:25:48,976 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 165 transitions. Word has length 39 [2020-10-24 02:25:48,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:48,976 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 165 transitions. [2020-10-24 02:25:48,977 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 02:25:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2020-10-24 02:25:48,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-24 02:25:48,981 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:48,982 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:48,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-24 02:25:48,982 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:48,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:48,983 INFO L82 PathProgramCache]: Analyzing trace with hash 586104555, now seen corresponding path program 1 times [2020-10-24 02:25:48,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:48,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [460569392] [2020-10-24 02:25:48,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:49,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:49,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [460569392] [2020-10-24 02:25:49,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:49,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-24 02:25:49,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919417906] [2020-10-24 02:25:49,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 02:25:49,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:49,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 02:25:49,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-24 02:25:49,180 INFO L87 Difference]: Start difference. First operand 148 states and 165 transitions. Second operand 6 states. [2020-10-24 02:25:49,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:49,896 INFO L93 Difference]: Finished difference Result 250 states and 281 transitions. [2020-10-24 02:25:49,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 02:25:49,896 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2020-10-24 02:25:49,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:49,904 INFO L225 Difference]: With dead ends: 250 [2020-10-24 02:25:49,905 INFO L226 Difference]: Without dead ends: 247 [2020-10-24 02:25:49,905 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-24 02:25:49,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-10-24 02:25:49,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 147. [2020-10-24 02:25:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-24 02:25:49,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 163 transitions. [2020-10-24 02:25:49,963 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 163 transitions. Word has length 44 [2020-10-24 02:25:49,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:49,964 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 163 transitions. [2020-10-24 02:25:49,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 02:25:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 163 transitions. [2020-10-24 02:25:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-24 02:25:49,966 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:49,966 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:49,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-24 02:25:49,966 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:49,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:49,967 INFO L82 PathProgramCache]: Analyzing trace with hash -2112582476, now seen corresponding path program 1 times [2020-10-24 02:25:49,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:49,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1836773623] [2020-10-24 02:25:49,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:50,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:50,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1836773623] [2020-10-24 02:25:50,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:50,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-24 02:25:50,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345433927] [2020-10-24 02:25:50,096 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 02:25:50,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:50,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 02:25:50,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-24 02:25:50,097 INFO L87 Difference]: Start difference. First operand 147 states and 163 transitions. Second operand 6 states. [2020-10-24 02:25:50,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:50,595 INFO L93 Difference]: Finished difference Result 189 states and 209 transitions. [2020-10-24 02:25:50,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 02:25:50,595 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2020-10-24 02:25:50,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:50,601 INFO L225 Difference]: With dead ends: 189 [2020-10-24 02:25:50,601 INFO L226 Difference]: Without dead ends: 186 [2020-10-24 02:25:50,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-24 02:25:50,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-10-24 02:25:50,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 146. [2020-10-24 02:25:50,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-24 02:25:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 161 transitions. [2020-10-24 02:25:50,655 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 161 transitions. Word has length 44 [2020-10-24 02:25:50,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:50,655 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 161 transitions. [2020-10-24 02:25:50,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 02:25:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 161 transitions. [2020-10-24 02:25:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-10-24 02:25:50,663 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:50,663 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:50,664 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-24 02:25:50,664 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:50,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:50,664 INFO L82 PathProgramCache]: Analyzing trace with hash -1482893626, now seen corresponding path program 1 times [2020-10-24 02:25:50,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:50,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [741129972] [2020-10-24 02:25:50,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:50,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:50,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:50,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [741129972] [2020-10-24 02:25:50,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:50,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-24 02:25:50,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495665990] [2020-10-24 02:25:50,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 02:25:50,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:50,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 02:25:50,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-24 02:25:50,818 INFO L87 Difference]: Start difference. First operand 146 states and 161 transitions. Second operand 7 states. [2020-10-24 02:25:51,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:51,730 INFO L93 Difference]: Finished difference Result 252 states and 280 transitions. [2020-10-24 02:25:51,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-24 02:25:51,732 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2020-10-24 02:25:51,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:51,734 INFO L225 Difference]: With dead ends: 252 [2020-10-24 02:25:51,734 INFO L226 Difference]: Without dead ends: 249 [2020-10-24 02:25:51,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2020-10-24 02:25:51,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-24 02:25:51,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 145. [2020-10-24 02:25:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-24 02:25:51,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 159 transitions. [2020-10-24 02:25:51,784 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 159 transitions. Word has length 49 [2020-10-24 02:25:51,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:51,786 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 159 transitions. [2020-10-24 02:25:51,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 02:25:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 159 transitions. [2020-10-24 02:25:51,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-24 02:25:51,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:51,789 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:51,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-24 02:25:51,789 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:51,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:51,791 INFO L82 PathProgramCache]: Analyzing trace with hash -513876847, now seen corresponding path program 1 times [2020-10-24 02:25:51,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:51,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1712525325] [2020-10-24 02:25:51,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:51,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:51,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:51,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1712525325] [2020-10-24 02:25:51,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:51,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-24 02:25:51,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327286574] [2020-10-24 02:25:51,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 02:25:51,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:51,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 02:25:51,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-24 02:25:51,926 INFO L87 Difference]: Start difference. First operand 145 states and 159 transitions. Second operand 6 states. [2020-10-24 02:25:52,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:52,590 INFO L93 Difference]: Finished difference Result 258 states and 285 transitions. [2020-10-24 02:25:52,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 02:25:52,595 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-10-24 02:25:52,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:52,597 INFO L225 Difference]: With dead ends: 258 [2020-10-24 02:25:52,598 INFO L226 Difference]: Without dead ends: 255 [2020-10-24 02:25:52,598 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-24 02:25:52,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-24 02:25:52,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 144. [2020-10-24 02:25:52,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-10-24 02:25:52,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 157 transitions. [2020-10-24 02:25:52,662 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 157 transitions. Word has length 54 [2020-10-24 02:25:52,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:52,664 INFO L481 AbstractCegarLoop]: Abstraction has 144 states and 157 transitions. [2020-10-24 02:25:52,664 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 02:25:52,664 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-10-24 02:25:52,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-24 02:25:52,666 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:52,667 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:52,667 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-24 02:25:52,667 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:52,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:52,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1650423756, now seen corresponding path program 1 times [2020-10-24 02:25:52,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:52,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [757885725] [2020-10-24 02:25:52,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:52,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:52,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:52,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [757885725] [2020-10-24 02:25:52,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:52,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-24 02:25:52,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132540748] [2020-10-24 02:25:52,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 02:25:52,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:52,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 02:25:52,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-24 02:25:52,853 INFO L87 Difference]: Start difference. First operand 144 states and 157 transitions. Second operand 6 states. [2020-10-24 02:25:53,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:53,518 INFO L93 Difference]: Finished difference Result 196 states and 212 transitions. [2020-10-24 02:25:53,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-24 02:25:53,518 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-10-24 02:25:53,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:53,520 INFO L225 Difference]: With dead ends: 196 [2020-10-24 02:25:53,520 INFO L226 Difference]: Without dead ends: 193 [2020-10-24 02:25:53,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-10-24 02:25:53,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-10-24 02:25:53,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 143. [2020-10-24 02:25:53,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-10-24 02:25:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 155 transitions. [2020-10-24 02:25:53,583 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 155 transitions. Word has length 54 [2020-10-24 02:25:53,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:53,585 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 155 transitions. [2020-10-24 02:25:53,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 02:25:53,585 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 155 transitions. [2020-10-24 02:25:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-24 02:25:53,586 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:53,586 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:53,586 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-24 02:25:53,586 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:53,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:53,587 INFO L82 PathProgramCache]: Analyzing trace with hash -352177674, now seen corresponding path program 1 times [2020-10-24 02:25:53,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:53,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1412399652] [2020-10-24 02:25:53,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:53,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:53,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1412399652] [2020-10-24 02:25:53,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:53,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-24 02:25:53,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187012870] [2020-10-24 02:25:53,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-24 02:25:53,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:53,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-24 02:25:53,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-24 02:25:53,763 INFO L87 Difference]: Start difference. First operand 143 states and 155 transitions. Second operand 8 states. [2020-10-24 02:25:55,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:55,110 INFO L93 Difference]: Finished difference Result 236 states and 254 transitions. [2020-10-24 02:25:55,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-24 02:25:55,110 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-10-24 02:25:55,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:55,112 INFO L225 Difference]: With dead ends: 236 [2020-10-24 02:25:55,112 INFO L226 Difference]: Without dead ends: 233 [2020-10-24 02:25:55,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2020-10-24 02:25:55,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2020-10-24 02:25:55,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 142. [2020-10-24 02:25:55,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-24 02:25:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 153 transitions. [2020-10-24 02:25:55,182 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 153 transitions. Word has length 59 [2020-10-24 02:25:55,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:55,183 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 153 transitions. [2020-10-24 02:25:55,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-24 02:25:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 153 transitions. [2020-10-24 02:25:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-24 02:25:55,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:55,184 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:55,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-24 02:25:55,184 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:55,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:55,185 INFO L82 PathProgramCache]: Analyzing trace with hash 958545466, now seen corresponding path program 1 times [2020-10-24 02:25:55,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:55,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1723538326] [2020-10-24 02:25:55,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:55,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:55,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:55,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1723538326] [2020-10-24 02:25:55,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:55,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-24 02:25:55,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288461925] [2020-10-24 02:25:55,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 02:25:55,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:55,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 02:25:55,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-24 02:25:55,287 INFO L87 Difference]: Start difference. First operand 142 states and 153 transitions. Second operand 7 states. [2020-10-24 02:25:56,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:56,047 INFO L93 Difference]: Finished difference Result 202 states and 216 transitions. [2020-10-24 02:25:56,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-24 02:25:56,050 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2020-10-24 02:25:56,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:56,052 INFO L225 Difference]: With dead ends: 202 [2020-10-24 02:25:56,052 INFO L226 Difference]: Without dead ends: 199 [2020-10-24 02:25:56,052 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2020-10-24 02:25:56,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-10-24 02:25:56,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 141. [2020-10-24 02:25:56,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-10-24 02:25:56,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 151 transitions. [2020-10-24 02:25:56,116 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 151 transitions. Word has length 64 [2020-10-24 02:25:56,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:56,116 INFO L481 AbstractCegarLoop]: Abstraction has 141 states and 151 transitions. [2020-10-24 02:25:56,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 02:25:56,116 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 151 transitions. [2020-10-24 02:25:56,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-10-24 02:25:56,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:56,117 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:56,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-24 02:25:56,118 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:56,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:56,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1711745340, now seen corresponding path program 1 times [2020-10-24 02:25:56,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:56,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1651067691] [2020-10-24 02:25:56,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:56,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:56,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1651067691] [2020-10-24 02:25:56,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:56,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-24 02:25:56,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613780138] [2020-10-24 02:25:56,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 02:25:56,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:56,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 02:25:56,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-24 02:25:56,223 INFO L87 Difference]: Start difference. First operand 141 states and 151 transitions. Second operand 6 states. [2020-10-24 02:25:56,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:56,772 INFO L93 Difference]: Finished difference Result 208 states and 221 transitions. [2020-10-24 02:25:56,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 02:25:56,772 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-10-24 02:25:56,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:56,775 INFO L225 Difference]: With dead ends: 208 [2020-10-24 02:25:56,775 INFO L226 Difference]: Without dead ends: 205 [2020-10-24 02:25:56,776 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-24 02:25:56,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-10-24 02:25:56,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 140. [2020-10-24 02:25:56,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-24 02:25:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 149 transitions. [2020-10-24 02:25:56,836 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 149 transitions. Word has length 69 [2020-10-24 02:25:56,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:56,836 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 149 transitions. [2020-10-24 02:25:56,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 02:25:56,836 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 149 transitions. [2020-10-24 02:25:56,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-10-24 02:25:56,837 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:56,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:56,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-24 02:25:56,838 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:56,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:56,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1196462014, now seen corresponding path program 1 times [2020-10-24 02:25:56,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:56,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1835959319] [2020-10-24 02:25:56,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:56,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:56,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1835959319] [2020-10-24 02:25:56,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:56,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-24 02:25:56,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572874566] [2020-10-24 02:25:56,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 02:25:56,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:56,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 02:25:56,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-24 02:25:56,979 INFO L87 Difference]: Start difference. First operand 140 states and 149 transitions. Second operand 7 states. [2020-10-24 02:25:57,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:57,993 INFO L93 Difference]: Finished difference Result 376 states and 400 transitions. [2020-10-24 02:25:57,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-24 02:25:57,994 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 78 [2020-10-24 02:25:57,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:57,996 INFO L225 Difference]: With dead ends: 376 [2020-10-24 02:25:57,996 INFO L226 Difference]: Without dead ends: 263 [2020-10-24 02:25:57,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-10-24 02:25:57,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2020-10-24 02:25:58,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 163. [2020-10-24 02:25:58,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-10-24 02:25:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 171 transitions. [2020-10-24 02:25:58,059 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 171 transitions. Word has length 78 [2020-10-24 02:25:58,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:58,060 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 171 transitions. [2020-10-24 02:25:58,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 02:25:58,060 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 171 transitions. [2020-10-24 02:25:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-24 02:25:58,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:58,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:58,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-24 02:25:58,061 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:58,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:58,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1121870788, now seen corresponding path program 1 times [2020-10-24 02:25:58,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:58,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [135807591] [2020-10-24 02:25:58,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:58,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:58,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:58,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [135807591] [2020-10-24 02:25:58,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:58,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-24 02:25:58,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828584673] [2020-10-24 02:25:58,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 02:25:58,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:58,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 02:25:58,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-24 02:25:58,192 INFO L87 Difference]: Start difference. First operand 163 states and 171 transitions. Second operand 7 states. [2020-10-24 02:25:59,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:25:59,382 INFO L93 Difference]: Finished difference Result 358 states and 372 transitions. [2020-10-24 02:25:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-24 02:25:59,383 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 83 [2020-10-24 02:25:59,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:25:59,386 INFO L225 Difference]: With dead ends: 358 [2020-10-24 02:25:59,386 INFO L226 Difference]: Without dead ends: 355 [2020-10-24 02:25:59,386 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-24 02:25:59,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2020-10-24 02:25:59,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 162. [2020-10-24 02:25:59,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-24 02:25:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 169 transitions. [2020-10-24 02:25:59,461 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 169 transitions. Word has length 83 [2020-10-24 02:25:59,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:25:59,462 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 169 transitions. [2020-10-24 02:25:59,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 02:25:59,462 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2020-10-24 02:25:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-24 02:25:59,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:25:59,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:25:59,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-24 02:25:59,463 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:25:59,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:25:59,464 INFO L82 PathProgramCache]: Analyzing trace with hash 632897096, now seen corresponding path program 1 times [2020-10-24 02:25:59,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:25:59,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1209947290] [2020-10-24 02:25:59,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:25:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:59,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:25:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:25:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:25:59,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1209947290] [2020-10-24 02:25:59,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:25:59,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-24 02:25:59,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424291529] [2020-10-24 02:25:59,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-24 02:25:59,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:25:59,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-24 02:25:59,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-24 02:25:59,594 INFO L87 Difference]: Start difference. First operand 162 states and 169 transitions. Second operand 8 states. [2020-10-24 02:26:00,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:26:00,603 INFO L93 Difference]: Finished difference Result 279 states and 292 transitions. [2020-10-24 02:26:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-24 02:26:00,604 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2020-10-24 02:26:00,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:26:00,606 INFO L225 Difference]: With dead ends: 279 [2020-10-24 02:26:00,607 INFO L226 Difference]: Without dead ends: 276 [2020-10-24 02:26:00,607 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2020-10-24 02:26:00,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-10-24 02:26:00,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 161. [2020-10-24 02:26:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-24 02:26:00,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 167 transitions. [2020-10-24 02:26:00,673 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 167 transitions. Word has length 88 [2020-10-24 02:26:00,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:26:00,673 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 167 transitions. [2020-10-24 02:26:00,673 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-24 02:26:00,673 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 167 transitions. [2020-10-24 02:26:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-24 02:26:00,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:26:00,674 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:26:00,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-24 02:26:00,675 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:26:00,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:26:00,675 INFO L82 PathProgramCache]: Analyzing trace with hash -1784003830, now seen corresponding path program 1 times [2020-10-24 02:26:00,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:26:00,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2072407585] [2020-10-24 02:26:00,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:26:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:26:00,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:26:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:26:00,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:26:00,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2072407585] [2020-10-24 02:26:00,788 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:26:00,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-24 02:26:00,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776917328] [2020-10-24 02:26:00,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 02:26:00,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:26:00,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 02:26:00,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-24 02:26:00,789 INFO L87 Difference]: Start difference. First operand 161 states and 167 transitions. Second operand 7 states. [2020-10-24 02:26:02,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:26:02,231 INFO L93 Difference]: Finished difference Result 448 states and 463 transitions. [2020-10-24 02:26:02,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-24 02:26:02,232 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-10-24 02:26:02,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:26:02,235 INFO L225 Difference]: With dead ends: 448 [2020-10-24 02:26:02,235 INFO L226 Difference]: Without dead ends: 445 [2020-10-24 02:26:02,236 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-10-24 02:26:02,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-10-24 02:26:02,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 160. [2020-10-24 02:26:02,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-24 02:26:02,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 165 transitions. [2020-10-24 02:26:02,308 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 165 transitions. Word has length 93 [2020-10-24 02:26:02,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:26:02,308 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 165 transitions. [2020-10-24 02:26:02,308 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 02:26:02,308 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 165 transitions. [2020-10-24 02:26:02,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-24 02:26:02,309 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:26:02,309 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:26:02,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-24 02:26:02,309 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:26:02,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:26:02,310 INFO L82 PathProgramCache]: Analyzing trace with hash -671549360, now seen corresponding path program 1 times [2020-10-24 02:26:02,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:26:02,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1254560647] [2020-10-24 02:26:02,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:26:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:26:02,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:26:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:26:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:26:02,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1254560647] [2020-10-24 02:26:02,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:26:02,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-24 02:26:02,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093232775] [2020-10-24 02:26:02,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-24 02:26:02,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:26:02,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-24 02:26:02,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-24 02:26:02,454 INFO L87 Difference]: Start difference. First operand 160 states and 165 transitions. Second operand 9 states. [2020-10-24 02:26:03,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:26:03,658 INFO L93 Difference]: Finished difference Result 291 states and 302 transitions. [2020-10-24 02:26:03,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-24 02:26:03,663 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 102 [2020-10-24 02:26:03,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:26:03,665 INFO L225 Difference]: With dead ends: 291 [2020-10-24 02:26:03,665 INFO L226 Difference]: Without dead ends: 288 [2020-10-24 02:26:03,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2020-10-24 02:26:03,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-10-24 02:26:03,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 159. [2020-10-24 02:26:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-10-24 02:26:03,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 163 transitions. [2020-10-24 02:26:03,748 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 163 transitions. Word has length 102 [2020-10-24 02:26:03,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:26:03,748 INFO L481 AbstractCegarLoop]: Abstraction has 159 states and 163 transitions. [2020-10-24 02:26:03,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-24 02:26:03,749 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 163 transitions. [2020-10-24 02:26:03,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-24 02:26:03,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 02:26:03,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 02:26:03,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-24 02:26:03,750 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 02:26:03,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 02:26:03,751 INFO L82 PathProgramCache]: Analyzing trace with hash 841217426, now seen corresponding path program 1 times [2020-10-24 02:26:03,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 02:26:03,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1290266554] [2020-10-24 02:26:03,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 02:26:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:26:03,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 02:26:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 02:26:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 02:26:03,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1290266554] [2020-10-24 02:26:03,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 02:26:03,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-24 02:26:03,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083362049] [2020-10-24 02:26:03,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-24 02:26:03,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 02:26:03,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-24 02:26:03,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-24 02:26:03,866 INFO L87 Difference]: Start difference. First operand 159 states and 163 transitions. Second operand 8 states. [2020-10-24 02:26:06,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 02:26:06,224 INFO L93 Difference]: Finished difference Result 688 states and 710 transitions. [2020-10-24 02:26:06,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-24 02:26:06,224 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2020-10-24 02:26:06,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 02:26:06,225 INFO L225 Difference]: With dead ends: 688 [2020-10-24 02:26:06,225 INFO L226 Difference]: Without dead ends: 0 [2020-10-24 02:26:06,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-24 02:26:06,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-24 02:26:06,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-24 02:26:06,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-24 02:26:06,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-24 02:26:06,228 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2020-10-24 02:26:06,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 02:26:06,229 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-24 02:26:06,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-24 02:26:06,229 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-24 02:26:06,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-24 02:26:06,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-24 02:26:06,232 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-24 02:26:06,540 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2020-10-24 02:26:06,763 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 160 [2020-10-24 02:26:06,866 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2020-10-24 02:26:06,971 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 149 [2020-10-24 02:26:07,413 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 165 [2020-10-24 02:26:07,710 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-24 02:26:07,836 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 148 [2020-10-24 02:26:07,975 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 152 [2020-10-24 02:26:08,081 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 115 [2020-10-24 02:26:08,187 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2020-10-24 02:26:08,614 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 170 [2020-10-24 02:26:08,897 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 192 [2020-10-24 02:26:09,124 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-24 02:26:09,531 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-10-24 02:26:09,653 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 148 [2020-10-24 02:26:10,216 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 185 [2020-10-24 02:26:10,431 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 166 [2020-10-24 02:26:10,770 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2020-10-24 02:26:11,015 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 201 [2020-10-24 02:26:11,323 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 208 [2020-10-24 02:26:11,603 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 218 [2020-10-24 02:26:11,873 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-10-24 02:26:11,988 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2020-10-24 02:26:12,096 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 150 [2020-10-24 02:26:12,213 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 178 [2020-10-24 02:26:12,512 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 170 [2020-10-24 02:26:12,767 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 162 [2020-10-24 02:26:13,044 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2020-10-24 02:26:13,180 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 162 [2020-10-24 02:26:13,307 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 151 [2020-10-24 02:26:13,418 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2020-10-24 02:26:13,780 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-24 02:26:14,137 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-24 02:26:14,367 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 162 [2020-10-24 02:26:14,502 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-24 02:26:14,670 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 168 [2020-10-24 02:26:14,817 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 173 [2020-10-24 02:26:14,953 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-24 02:26:15,211 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-10-24 02:26:15,447 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 197 [2020-10-24 02:26:15,637 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2020-10-24 02:26:16,049 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 183 [2020-10-24 02:26:16,320 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 202 [2020-10-24 02:26:16,584 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 195 [2020-10-24 02:26:16,893 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-10-24 02:26:17,130 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-10-24 02:26:17,268 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2020-10-24 02:26:17,403 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 170 [2020-10-24 02:26:17,527 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 181 [2020-10-24 02:26:17,659 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2020-10-24 02:26:18,068 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 199 [2020-10-24 02:26:18,294 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 134 [2020-10-24 02:26:18,434 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 146 [2020-10-24 02:26:18,568 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2020-10-24 02:26:18,969 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2020-10-24 02:26:19,106 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 173 [2020-10-24 02:26:19,450 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 157 [2020-10-24 02:26:19,595 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2020-10-24 02:26:19,725 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-24 02:26:19,985 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2020-10-24 02:26:20,253 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 210 [2020-10-24 02:26:20,511 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 219 [2020-10-24 02:26:20,691 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2020-10-24 02:26:20,808 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2020-10-24 02:26:21,307 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 160 [2020-10-24 02:26:21,586 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2020-10-24 02:26:21,845 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2020-10-24 02:26:21,972 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 171 [2020-10-24 02:26:22,092 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 153 [2020-10-24 02:26:22,212 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2020-10-24 02:26:22,665 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2020-10-24 02:26:23,111 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2020-10-24 02:26:23,528 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2020-10-24 02:26:23,964 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 76 [2020-10-24 02:26:24,410 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2020-10-24 02:26:24,767 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-24 02:26:25,169 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-10-24 02:26:25,539 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2020-10-24 02:26:25,978 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 65 [2020-10-24 02:26:26,153 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2020-10-24 02:26:26,569 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2020-10-24 02:26:26,991 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2020-10-24 02:26:27,334 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 26 [2020-10-24 02:26:27,761 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 34 [2020-10-24 02:26:28,134 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-10-24 02:26:28,792 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-10-24 02:26:29,150 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-10-24 02:26:29,389 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2020-10-24 02:26:29,651 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2020-10-24 02:26:30,190 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2020-10-24 02:26:30,514 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 23 [2020-10-24 02:26:31,065 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2020-10-24 02:26:31,635 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2020-10-24 02:26:32,259 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2020-10-24 02:26:32,851 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 40 [2020-10-24 02:26:33,514 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-10-24 02:26:33,944 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2020-10-24 02:26:34,321 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2020-10-24 02:26:34,775 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 55 [2020-10-24 02:26:35,184 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2020-10-24 02:26:35,395 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2020-10-24 02:26:35,776 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-24 02:26:36,167 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2020-10-24 02:26:36,718 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2020-10-24 02:26:37,090 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2020-10-24 02:26:37,435 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 40 [2020-10-24 02:26:37,853 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2020-10-24 02:26:38,254 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2020-10-24 02:26:38,450 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 70 [2020-10-24 02:26:38,894 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 77 [2020-10-24 02:26:39,339 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2020-10-24 02:26:39,712 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-10-24 02:26:40,090 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 60 [2020-10-24 02:26:40,458 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 62 [2020-10-24 02:26:40,864 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2020-10-24 02:26:41,240 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-10-24 02:26:41,490 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2020-10-24 02:26:41,849 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2020-10-24 02:26:42,226 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-10-24 02:26:42,544 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 26 [2020-10-24 02:26:42,870 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 31 [2020-10-24 02:26:43,258 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-10-24 02:26:44,003 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2020-10-24 02:26:44,553 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 42 [2020-10-24 02:26:45,047 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2020-10-24 02:26:45,493 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2020-10-24 02:26:45,717 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2020-10-24 02:26:45,948 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2020-10-24 02:26:46,200 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2020-10-24 02:26:46,690 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2020-10-24 02:26:47,332 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 30 [2020-10-24 02:26:47,831 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2020-10-24 02:26:48,594 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2020-10-24 02:26:49,265 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-10-24 02:26:49,691 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2020-10-24 02:26:50,106 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 45 [2020-10-24 02:26:50,562 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 51 [2020-10-24 02:26:51,013 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 51 [2020-10-24 02:26:51,465 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2020-10-24 02:26:51,949 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2020-10-24 02:26:52,521 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2020-10-24 02:26:52,791 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 12 [2020-10-24 02:26:53,136 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2020-10-24 02:26:53,568 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2020-10-24 02:26:53,984 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2020-10-24 02:26:54,362 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 65 [2020-10-24 02:26:54,557 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2020-10-24 02:26:55,000 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2020-10-24 02:26:55,457 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2020-10-24 02:26:55,749 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2020-10-24 02:26:56,132 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 35 [2020-10-24 02:26:56,541 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 56 [2020-10-24 02:26:56,940 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2020-10-24 02:26:57,172 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2020-10-24 02:26:57,416 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2020-10-24 02:26:57,704 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 23 [2020-10-24 02:26:58,006 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2020-10-24 02:26:58,388 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-10-24 02:26:59,080 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2020-10-24 02:26:59,697 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 36 [2020-10-24 02:27:00,286 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 43 [2020-10-24 02:27:00,786 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2020-10-24 02:27:01,240 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2020-10-24 02:27:01,667 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 54 [2020-10-24 02:27:02,087 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2020-10-24 02:27:02,311 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2020-10-24 02:27:02,541 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2020-10-24 02:27:02,796 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2020-10-24 02:27:03,225 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-10-24 02:27:03,795 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2020-10-24 02:27:04,501 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2020-10-24 02:27:04,880 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 39 [2020-10-24 02:27:05,262 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2020-10-24 02:27:05,691 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 46 [2020-10-24 02:27:05,697 INFO L277 CegarLoopResult]: At program point reach_errorEXIT(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point reach_errorFINAL(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point L4-3(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point L4-4(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point L4-5(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,698 INFO L277 CegarLoopResult]: At program point L12(line 12) the Hoare annotation is: true [2020-10-24 02:27:05,699 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~__return_334~0 |old(~__return_334~0)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~__return_main~0 |old(~__return_main~0)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-10-24 02:27:05,699 INFO L277 CegarLoopResult]: At program point L4(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,699 INFO L277 CegarLoopResult]: At program point L4-1(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,699 INFO L277 CegarLoopResult]: At program point L4-2(line 4) the Hoare annotation is: true [2020-10-24 02:27:05,700 INFO L277 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,700 INFO L277 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,700 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,700 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,700 INFO L277 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-10-24 02:27:05,700 INFO L274 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 6 8) no Hoare annotation was computed. [2020-10-24 02:27:05,700 INFO L274 CegarLoopResult]: For program point L7(line 7) no Hoare annotation was computed. [2020-10-24 02:27:05,700 INFO L274 CegarLoopResult]: For program point L7-1(line 7) no Hoare annotation was computed. [2020-10-24 02:27:05,701 INFO L274 CegarLoopResult]: For program point L7-3(lines 6 8) no Hoare annotation was computed. [2020-10-24 02:27:05,701 INFO L274 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 6 8) no Hoare annotation was computed. [2020-10-24 02:27:05,701 INFO L270 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: false [2020-10-24 02:27:05,701 INFO L277 CegarLoopResult]: At program point mainEXIT(lines 13 313) the Hoare annotation is: true [2020-10-24 02:27:05,701 INFO L270 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,701 INFO L270 CegarLoopResult]: At program point L217-1(line 217) the Hoare annotation is: false [2020-10-24 02:27:05,702 INFO L270 CegarLoopResult]: At program point L151(lines 151 281) the Hoare annotation is: (and (let ((.cse0 (= main_~__tmp_2~0 1)) (.cse1 (not (= main_~__tmp_8~0 0))) (.cse2 (not (= main_~__tmp_1~0 0))) (.cse3 (not (= main_~__VERIFIER_assert__cond~0 0))) (.cse4 (not (= main_~__VERIFIER_assert__cond~6 0))) (.cse5 (not (= main_~__VERIFIER_assert__cond~7 0))) (.cse6 (not (= main_~__tmp_7~0 0))) (.cse7 (<= 0 main_~main__j~0)) (.cse8 (= main_~__VERIFIER_assert__cond~1 1)) (.cse9 (<= (+ main_~main__i~0 2) main_~main__len~0)) (.cse10 (= |old(~__return_334~0)| ~__return_334~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= 1 main_~main__i~0) .cse8 .cse9 .cse10) (and .cse0 (= main_~main__i~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,702 INFO L270 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,702 INFO L270 CegarLoopResult]: At program point L85(line 85) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,702 INFO L270 CegarLoopResult]: At program point L19(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,702 INFO L270 CegarLoopResult]: At program point L19-1(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,703 INFO L270 CegarLoopResult]: At program point L19-2(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,703 INFO L270 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,703 INFO L270 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,703 INFO L270 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,704 INFO L270 CegarLoopResult]: At program point L36(lines 36 300) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,704 INFO L270 CegarLoopResult]: At program point L251(line 251) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,704 INFO L270 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,705 INFO L270 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 1 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,705 INFO L270 CegarLoopResult]: At program point L86(lines 86 127) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,705 INFO L270 CegarLoopResult]: At program point L53(line 53) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-10-24 02:27:05,705 INFO L270 CegarLoopResult]: At program point L20(lines 20 312) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,705 INFO L270 CegarLoopResult]: At program point L235(line 235) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,706 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,706 INFO L270 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,706 INFO L270 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,706 INFO L270 CegarLoopResult]: At program point L153(line 153) the Hoare annotation is: false [2020-10-24 02:27:05,707 INFO L270 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 1 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,707 INFO L270 CegarLoopResult]: At program point L153-1(line 153) the Hoare annotation is: false [2020-10-24 02:27:05,707 INFO L270 CegarLoopResult]: At program point L54(line 54) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (< (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,707 INFO L277 CegarLoopResult]: At program point mainFINAL(lines 13 313) the Hoare annotation is: true [2020-10-24 02:27:05,707 INFO L270 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,708 INFO L270 CegarLoopResult]: At program point L203(lines 203 273) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,708 INFO L270 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,708 INFO L270 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,708 INFO L270 CegarLoopResult]: At program point L38(lines 38 294) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-10-24 02:27:05,708 INFO L270 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,709 INFO L270 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,709 INFO L270 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: false [2020-10-24 02:27:05,709 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,709 INFO L270 CegarLoopResult]: At program point L88-1(line 88) the Hoare annotation is: false [2020-10-24 02:27:05,709 INFO L270 CegarLoopResult]: At program point L22(line 22) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,709 INFO L270 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,710 INFO L270 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,710 INFO L270 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,710 INFO L270 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,710 INFO L270 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,711 INFO L270 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,711 INFO L270 CegarLoopResult]: At program point L56(line 56) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,711 INFO L270 CegarLoopResult]: At program point L304(lines 25 312) the Hoare annotation is: (and (<= 0 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,711 INFO L270 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: false [2020-10-24 02:27:05,711 INFO L270 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,711 INFO L270 CegarLoopResult]: At program point L205-1(line 205) the Hoare annotation is: false [2020-10-24 02:27:05,711 INFO L270 CegarLoopResult]: At program point L139(lines 139 283) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-10-24 02:27:05,712 INFO L270 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,712 INFO L270 CegarLoopResult]: At program point L73(line 73) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,712 INFO L270 CegarLoopResult]: At program point L255(lines 255 265) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,712 INFO L270 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,713 INFO L270 CegarLoopResult]: At program point L57(lines 57 286) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,713 INFO L270 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,713 INFO L270 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,713 INFO L270 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,714 INFO L270 CegarLoopResult]: At program point L74(lines 74 129) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,714 INFO L270 CegarLoopResult]: At program point L41(line 41) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,714 INFO L270 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,714 INFO L270 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,715 INFO L270 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,715 INFO L270 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,715 INFO L270 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: false [2020-10-24 02:27:05,715 INFO L270 CegarLoopResult]: At program point L108(line 108) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,715 INFO L270 CegarLoopResult]: At program point L141-1(line 141) the Hoare annotation is: false [2020-10-24 02:27:05,716 INFO L270 CegarLoopResult]: At program point L42(line 42) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,716 INFO L270 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: false [2020-10-24 02:27:05,716 INFO L270 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,716 INFO L270 CegarLoopResult]: At program point L257-1(line 257) the Hoare annotation is: false [2020-10-24 02:27:05,716 INFO L270 CegarLoopResult]: At program point L191(lines 191 275) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,716 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: false [2020-10-24 02:27:05,717 INFO L270 CegarLoopResult]: At program point L26(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,717 INFO L270 CegarLoopResult]: At program point L59-1(line 59) the Hoare annotation is: false [2020-10-24 02:27:05,717 INFO L270 CegarLoopResult]: At program point L26-1(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,717 INFO L270 CegarLoopResult]: At program point L26-2(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,717 INFO L270 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,717 INFO L270 CegarLoopResult]: At program point L175(lines 175 277) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,718 INFO L270 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,718 INFO L270 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: false [2020-10-24 02:27:05,718 INFO L270 CegarLoopResult]: At program point L43(line 43) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,718 INFO L270 CegarLoopResult]: At program point L76-1(line 76) the Hoare annotation is: false [2020-10-24 02:27:05,718 INFO L270 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,718 INFO L270 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (and (let ((.cse0 (= main_~__tmp_2~0 1)) (.cse1 (not (= main_~__tmp_8~0 0))) (.cse2 (not (= main_~__tmp_1~0 0))) (.cse3 (not (= main_~__VERIFIER_assert__cond~0 0))) (.cse4 (not (= main_~__VERIFIER_assert__cond~6 0))) (.cse5 (not (= main_~__VERIFIER_assert__cond~7 0))) (.cse6 (not (= main_~__tmp_7~0 0))) (.cse7 (<= 0 main_~main__j~0)) (.cse8 (= main_~__VERIFIER_assert__cond~1 1)) (.cse9 (<= (+ main_~main__i~0 2) main_~main__len~0)) (.cse10 (= |old(~__return_334~0)| ~__return_334~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= 1 main_~main__i~0) .cse8 .cse9 .cse10) (and .cse0 (= main_~main__i~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,719 INFO L270 CegarLoopResult]: At program point L27(line 27) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,719 INFO L270 CegarLoopResult]: At program point L242(line 242) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,719 INFO L270 CegarLoopResult]: At program point L110(lines 110 123) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,719 INFO L270 CegarLoopResult]: At program point L44(line 44) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,720 INFO L270 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,720 INFO L270 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: false [2020-10-24 02:27:05,720 INFO L270 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,720 INFO L270 CegarLoopResult]: At program point L193-1(line 193) the Hoare annotation is: false [2020-10-24 02:27:05,720 INFO L270 CegarLoopResult]: At program point L94(line 94) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,720 INFO L270 CegarLoopResult]: At program point L28(line 28) the Hoare annotation is: (and (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,720 INFO L270 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,721 INFO L270 CegarLoopResult]: At program point L243(lines 243 267) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,721 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: false [2020-10-24 02:27:05,721 INFO L270 CegarLoopResult]: At program point L177-1(line 177) the Hoare annotation is: false [2020-10-24 02:27:05,721 INFO L270 CegarLoopResult]: At program point L45(lines 45 288) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-10-24 02:27:05,721 INFO L270 CegarLoopResult]: At program point L293(lines 38 294) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,721 INFO L270 CegarLoopResult]: At program point L227(lines 227 269) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,722 INFO L270 CegarLoopResult]: At program point L161(line 161) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,722 INFO L270 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,722 INFO L277 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: true [2020-10-24 02:27:05,722 INFO L270 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,722 INFO L270 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: false [2020-10-24 02:27:05,722 INFO L270 CegarLoopResult]: At program point L112-1(line 112) the Hoare annotation is: false [2020-10-24 02:27:05,723 INFO L270 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,723 INFO L270 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,723 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 13 313) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,723 INFO L270 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: false [2020-10-24 02:27:05,723 INFO L270 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,723 INFO L270 CegarLoopResult]: At program point L245-1(line 245) the Hoare annotation is: false [2020-10-24 02:27:05,724 INFO L270 CegarLoopResult]: At program point L47(line 47) the Hoare annotation is: false [2020-10-24 02:27:05,724 INFO L270 CegarLoopResult]: At program point L47-1(line 47) the Hoare annotation is: false [2020-10-24 02:27:05,724 INFO L270 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,724 INFO L270 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: false [2020-10-24 02:27:05,724 INFO L270 CegarLoopResult]: At program point L229-1(line 229) the Hoare annotation is: false [2020-10-24 02:27:05,724 INFO L270 CegarLoopResult]: At program point L163(lines 163 279) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,725 INFO L270 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,725 INFO L270 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,725 INFO L270 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,725 INFO L270 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2020-10-24 02:27:05,725 INFO L270 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,726 INFO L270 CegarLoopResult]: At program point L98(lines 98 125) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,726 INFO L270 CegarLoopResult]: At program point L65(line 65) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,726 INFO L270 CegarLoopResult]: At program point L32(line 32) the Hoare annotation is: (and (<= 0 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,726 INFO L270 CegarLoopResult]: At program point L65-1(line 65) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,726 INFO L270 CegarLoopResult]: At program point L65-2(line 65) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,727 INFO L270 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,727 INFO L270 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,727 INFO L270 CegarLoopResult]: At program point L82(line 82) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,727 INFO L270 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,727 INFO L270 CegarLoopResult]: At program point L264(lines 31 306) the Hoare annotation is: (let ((.cse0 (<= 0 main_~main__j~0)) (.cse5 (<= (+ main_~main__j~0 4) main_~main__bufsize~0)) (.cse1 (= |old(~__return_334~0)| ~__return_334~0))) (let ((.cse3 (<= 1 main_~main__j~0)) (.cse4 (let ((.cse6 (<= 1 main_~main__i~0))) (or (and (not (= main_~__tmp_13~0 0)) .cse0 .cse6 .cse1 (not (= main_~__VERIFIER_assert__cond~12 0))) (and .cse0 .cse5 .cse6 .cse1)))) (.cse2 (<= (+ main_~main__limit~0 4) main_~main__bufsize~0))) (or (and (<= 0 main_~main__i~0) .cse0 .cse1 (<= (+ main_~main__i~0 1) main_~main__len~0) .cse2) (and .cse3 .cse4 (not (= main_~__tmp_15~0 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) .cse2) (and .cse3 .cse4 .cse5 .cse2)))) [2020-10-24 02:27:05,728 INFO L270 CegarLoopResult]: At program point L165(line 165) the Hoare annotation is: false [2020-10-24 02:27:05,728 INFO L270 CegarLoopResult]: At program point L165-1(line 165) the Hoare annotation is: false [2020-10-24 02:27:05,728 INFO L270 CegarLoopResult]: At program point L66(lines 66 285) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,728 INFO L270 CegarLoopResult]: At program point L215(lines 215 271) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,728 INFO L270 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,729 INFO L270 CegarLoopResult]: At program point L149(line 149) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,729 INFO L270 CegarLoopResult]: At program point L83(line 83) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,729 INFO L270 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,729 INFO L270 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,729 INFO L270 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: false [2020-10-24 02:27:05,729 INFO L270 CegarLoopResult]: At program point L100-1(line 100) the Hoare annotation is: false [2020-10-24 02:27:05,729 INFO L270 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,730 INFO L270 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,730 INFO L270 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,730 INFO L270 CegarLoopResult]: At program point L84(line 84) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2020-10-24 02:27:05,730 INFO L270 CegarLoopResult]: At program point L18(line 18) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-10-24 02:27:05,730 INFO L270 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2020-10-24 02:27:05,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:27:05 BoogieIcfgContainer [2020-10-24 02:27:05,754 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 02:27:05,755 INFO L168 Benchmark]: Toolchain (without parser) took 80464.39 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 127.6 MB in the beginning and 382.0 MB in the end (delta: -254.4 MB). Peak memory consumption was 331.0 MB. Max. memory is 8.0 GB. [2020-10-24 02:27:05,756 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 125.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-24 02:27:05,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.55 ms. Allocated memory is still 151.0 MB. Free memory was 127.0 MB in the beginning and 115.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2020-10-24 02:27:05,757 INFO L168 Benchmark]: Boogie Preprocessor took 40.45 ms. Allocated memory is still 151.0 MB. Free memory was 115.4 MB in the beginning and 113.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-10-24 02:27:05,757 INFO L168 Benchmark]: RCFGBuilder took 798.31 ms. Allocated memory is still 151.0 MB. Free memory was 113.8 MB in the beginning and 81.5 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. [2020-10-24 02:27:05,758 INFO L168 Benchmark]: TraceAbstraction took 79225.82 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 81.1 MB in the beginning and 382.0 MB in the end (delta: -300.9 MB). Peak memory consumption was 284.9 MB. Max. memory is 8.0 GB. [2020-10-24 02:27:05,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 125.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 380.55 ms. Allocated memory is still 151.0 MB. Free memory was 127.0 MB in the beginning and 115.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 40.45 ms. Allocated memory is still 151.0 MB. Free memory was 115.4 MB in the beginning and 113.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 798.31 ms. Allocated memory is still 151.0 MB. Free memory was 113.8 MB in the beginning and 81.5 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 79225.82 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 81.1 MB in the beginning and 382.0 MB in the end (delta: -300.9 MB). Peak memory consumption was 284.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (((((0 <= main__i && 0 <= main__j) && \old(__return_334) == __return_334) && main__i + 1 <= main__len) && main__limit + 4 <= main__bufsize) || ((((1 <= main__j && (((((!(__tmp_13 == 0) && 0 <= main__j) && 1 <= main__i) && \old(__return_334) == __return_334) && !(__VERIFIER_assert__cond == 0)) || (((0 <= main__j && main__j + 4 <= main__bufsize) && 1 <= main__i) && \old(__return_334) == __return_334))) && !(__tmp_15 == 0)) && !(__VERIFIER_assert__cond == 0)) && main__limit + 4 <= main__bufsize)) || (((1 <= main__j && (((((!(__tmp_13 == 0) && 0 <= main__j) && 1 <= main__i) && \old(__return_334) == __return_334) && !(__VERIFIER_assert__cond == 0)) || (((0 <= main__j && main__j + 4 <= main__bufsize) && 1 <= main__i) && \old(__return_334) == __return_334))) && main__j + 4 <= main__bufsize) && main__limit + 4 <= main__bufsize) - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: ((((0 <= main__i && main__i < main__len) && 0 <= main__j) && main__j + 5 <= main__bufsize) && \old(__return_334) == __return_334) && main__limit + 4 <= main__bufsize - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (0 <= main__i && \old(__return_334) == __return_334) && main__limit + 4 <= main__bufsize - ProcedureContractResult [Line: 4]: Procedure Contract for reach_error Derived contract for procedure reach_error: 1 - ProcedureContractResult [Line: 13]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 179 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.6s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 16.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 59.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3718 SDtfs, 8410 SDslu, 1486 SDs, 0 SdLazy, 6995 SolverSat, 365 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 243 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 16 MinimizatonAttempts, 1602 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 174 LocationsWithAnnotation, 314 PreInvPairs, 984 NumberOfFragments, 6711 HoareAnnotationTreeSize, 314 FomulaSimplifications, 10313711120 FormulaSimplificationTreeSizeReduction, 15.9s HoareSimplificationTime, 174 FomulaSimplificationsInter, 63275154 FormulaSimplificationTreeSizeReductionInter, 43.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1066 NumberOfCodeBlocks, 1066 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1050 ConstructedInterpolants, 0 QuantifiedInterpolants, 247212 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...