/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 0.2.0-7d8eed3 [2020-11-07 06:36:31,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 06:36:31,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 06:36:31,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 06:36:31,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 06:36:31,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 06:36:31,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 06:36:31,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 06:36:31,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 06:36:31,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 06:36:31,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 06:36:31,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 06:36:31,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 06:36:31,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 06:36:31,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 06:36:31,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 06:36:31,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 06:36:31,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 06:36:31,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 06:36:31,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 06:36:31,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 06:36:31,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 06:36:31,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 06:36:31,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 06:36:31,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-07 06:36:31,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-07 06:36:31,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-07 06:36:31,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-07 06:36:31,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-07 06:36:31,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-07 06:36:31,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-07 06:36:31,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-07 06:36:31,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-07 06:36:31,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-07 06:36:31,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-07 06:36:31,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-07 06:36:31,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-07 06:36:31,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-07 06:36:31,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 06:36:31,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 06:36:31,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 06:36:31,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 06:36:31,449 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 06:36:31,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 06:36:31,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 06:36:31,456 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 06:36:31,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 06:36:31,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 06:36:31,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 06:36:31,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 06:36:31,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 06:36:31,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 06:36:31,459 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 06:36:31,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 06:36:31,460 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 06:36:31,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 06:36:31,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 06:36:31,461 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 06:36:31,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 06:36:31,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 06:36:31,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 06:36:31,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 06:36:31,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 06:36:31,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 06:36:31,463 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 06:36:31,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 06:36:31,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 06:36:31,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 06:36:31,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 06:36:31,925 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 06:36:31,926 INFO L432 ainManager$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 [2020-11-07 06:36:32,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4731050d0/04e7bc3aa1c047d69ee21c14e54badbd/FLAG5bc8183c2 [2020-11-07 06:36:32,801 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 06:36:32,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2020-11-07 06:36:32,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4731050d0/04e7bc3aa1c047d69ee21c14e54badbd/FLAG5bc8183c2 [2020-11-07 06:36:33,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4731050d0/04e7bc3aa1c047d69ee21c14e54badbd [2020-11-07 06:36:33,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 06:36:33,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 06:36:33,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 06:36:33,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 06:36:33,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 06:36:33,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262328f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33, skipping insertion in model container [2020-11-07 06:36:33,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 06:36:33,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 06:36:33,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 06:36:33,442 INFO L203 MainTranslator]: Completed pre-run [2020-11-07 06:36:33,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 06:36:33,545 INFO L208 MainTranslator]: Completed translation [2020-11-07 06:36:33,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33 WrapperNode [2020-11-07 06:36:33,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 06:36:33,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-07 06:36:33,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-07 06:36:33,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-07 06:36:33,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (1/1) ... [2020-11-07 06:36:33,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-07 06:36:33,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-07 06:36:33,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-07 06:36:33,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-07 06:36:33,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (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 [2020-11-07 06:36:33,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-07 06:36:33,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-07 06:36:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-07 06:36:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-07 06:36:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-07 06:36:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-07 06:36:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-07 06:36:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-07 06:36:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-07 06:36:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-07 06:36:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-07 06:36:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-07 06:36:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-07 06:36:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-07 06:36:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-07 06:36:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-07 06:36:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-07 06:36:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-07 06:36:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-07 06:36:34,530 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-07 06:36:34,531 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-11-07 06:36:34,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:36:34 BoogieIcfgContainer [2020-11-07 06:36:34,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-07 06:36:34,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-07 06:36:34,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-07 06:36:34,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-07 06:36:34,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:36:33" (1/3) ... [2020-11-07 06:36:34,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b238164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:36:34, skipping insertion in model container [2020-11-07 06:36:34,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:36:33" (2/3) ... [2020-11-07 06:36:34,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b238164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:36:34, skipping insertion in model container [2020-11-07 06:36:34,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:36:34" (3/3) ... [2020-11-07 06:36:34,553 INFO L111 eAbstractionObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2020-11-07 06:36:34,577 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-07 06:36:34,581 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-07 06:36:34,595 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-07 06:36:34,624 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-07 06:36:34,624 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-07 06:36:34,625 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-07 06:36:34,625 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-07 06:36:34,625 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-07 06:36:34,625 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-07 06:36:34,625 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-07 06:36:34,625 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-07 06:36:34,646 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-11-07 06:36:34,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-07 06:36:34,656 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:34,657 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] [2020-11-07 06:36:34,658 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:34,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:34,665 INFO L82 PathProgramCache]: Analyzing trace with hash 884753184, now seen corresponding path program 1 times [2020-11-07 06:36:34,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:34,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1901278117] [2020-11-07 06:36:34,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:35,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:35,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:35,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1901278117] [2020-11-07 06:36:35,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:35,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 06:36:35,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97149046] [2020-11-07 06:36:35,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 06:36:35,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:35,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 06:36:35,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 06:36:35,079 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 6 states. [2020-11-07 06:36:36,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:36,381 INFO L93 Difference]: Finished difference Result 406 states and 510 transitions. [2020-11-07 06:36:36,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-07 06:36:36,383 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-11-07 06:36:36,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:36,406 INFO L225 Difference]: With dead ends: 406 [2020-11-07 06:36:36,406 INFO L226 Difference]: Without dead ends: 247 [2020-11-07 06:36:36,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-11-07 06:36:36,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-11-07 06:36:36,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 149. [2020-11-07 06:36:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-11-07 06:36:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2020-11-07 06:36:36,551 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 39 [2020-11-07 06:36:36,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:36,554 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2020-11-07 06:36:36,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 06:36:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2020-11-07 06:36:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-07 06:36:36,557 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:36,557 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] [2020-11-07 06:36:36,558 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-07 06:36:36,558 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:36,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:36,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1488099747, now seen corresponding path program 1 times [2020-11-07 06:36:36,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:36,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [38878614] [2020-11-07 06:36:36,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:36,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:36,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:36,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [38878614] [2020-11-07 06:36:36,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:36,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 06:36:36,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974854366] [2020-11-07 06:36:36,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 06:36:36,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:36,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 06:36:36,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 06:36:36,784 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 6 states. [2020-11-07 06:36:37,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:37,495 INFO L93 Difference]: Finished difference Result 214 states and 240 transitions. [2020-11-07 06:36:37,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-07 06:36:37,496 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-11-07 06:36:37,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:37,498 INFO L225 Difference]: With dead ends: 214 [2020-11-07 06:36:37,498 INFO L226 Difference]: Without dead ends: 211 [2020-11-07 06:36:37,500 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 [2020-11-07 06:36:37,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-11-07 06:36:37,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 148. [2020-11-07 06:36:37,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-11-07 06:36:37,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 165 transitions. [2020-11-07 06:36:37,551 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 165 transitions. Word has length 39 [2020-11-07 06:36:37,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:37,551 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 165 transitions. [2020-11-07 06:36:37,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 06:36:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2020-11-07 06:36:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-07 06:36:37,553 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:37,553 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] [2020-11-07 06:36:37,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-07 06:36:37,554 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:37,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:37,555 INFO L82 PathProgramCache]: Analyzing trace with hash 586104555, now seen corresponding path program 1 times [2020-11-07 06:36:37,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:37,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1250887699] [2020-11-07 06:36:37,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:37,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:37,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1250887699] [2020-11-07 06:36:37,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:37,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 06:36:37,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214693975] [2020-11-07 06:36:37,688 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 06:36:37,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:37,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 06:36:37,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 06:36:37,690 INFO L87 Difference]: Start difference. First operand 148 states and 165 transitions. Second operand 6 states. [2020-11-07 06:36:38,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:38,404 INFO L93 Difference]: Finished difference Result 250 states and 281 transitions. [2020-11-07 06:36:38,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 06:36:38,404 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2020-11-07 06:36:38,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:38,407 INFO L225 Difference]: With dead ends: 250 [2020-11-07 06:36:38,407 INFO L226 Difference]: Without dead ends: 247 [2020-11-07 06:36:38,408 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 [2020-11-07 06:36:38,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-11-07 06:36:38,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 147. [2020-11-07 06:36:38,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-11-07 06:36:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 163 transitions. [2020-11-07 06:36:38,454 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 163 transitions. Word has length 44 [2020-11-07 06:36:38,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:38,455 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 163 transitions. [2020-11-07 06:36:38,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 06:36:38,455 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 163 transitions. [2020-11-07 06:36:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-07 06:36:38,456 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:38,456 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] [2020-11-07 06:36:38,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-07 06:36:38,457 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:38,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:38,458 INFO L82 PathProgramCache]: Analyzing trace with hash -2112582476, now seen corresponding path program 1 times [2020-11-07 06:36:38,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:38,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [981567222] [2020-11-07 06:36:38,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:38,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:38,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [981567222] [2020-11-07 06:36:38,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:38,628 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 06:36:38,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703782813] [2020-11-07 06:36:38,629 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 06:36:38,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:38,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 06:36:38,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 06:36:38,630 INFO L87 Difference]: Start difference. First operand 147 states and 163 transitions. Second operand 6 states. [2020-11-07 06:36:39,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:39,092 INFO L93 Difference]: Finished difference Result 189 states and 209 transitions. [2020-11-07 06:36:39,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 06:36:39,093 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2020-11-07 06:36:39,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:39,095 INFO L225 Difference]: With dead ends: 189 [2020-11-07 06:36:39,095 INFO L226 Difference]: Without dead ends: 186 [2020-11-07 06:36:39,095 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 [2020-11-07 06:36:39,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-11-07 06:36:39,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 146. [2020-11-07 06:36:39,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-11-07 06:36:39,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 161 transitions. [2020-11-07 06:36:39,166 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 161 transitions. Word has length 44 [2020-11-07 06:36:39,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:39,167 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 161 transitions. [2020-11-07 06:36:39,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 06:36:39,168 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 161 transitions. [2020-11-07 06:36:39,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-07 06:36:39,169 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:39,169 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] [2020-11-07 06:36:39,169 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-07 06:36:39,169 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:39,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:39,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1482893626, now seen corresponding path program 1 times [2020-11-07 06:36:39,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:39,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1994445789] [2020-11-07 06:36:39,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:39,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:39,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1994445789] [2020-11-07 06:36:39,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:39,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 06:36:39,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687956020] [2020-11-07 06:36:39,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 06:36:39,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:39,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 06:36:39,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-07 06:36:39,344 INFO L87 Difference]: Start difference. First operand 146 states and 161 transitions. Second operand 7 states. [2020-11-07 06:36:40,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:40,254 INFO L93 Difference]: Finished difference Result 252 states and 280 transitions. [2020-11-07 06:36:40,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-07 06:36:40,255 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2020-11-07 06:36:40,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:40,257 INFO L225 Difference]: With dead ends: 252 [2020-11-07 06:36:40,258 INFO L226 Difference]: Without dead ends: 249 [2020-11-07 06:36:40,258 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 [2020-11-07 06:36:40,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-11-07 06:36:40,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 145. [2020-11-07 06:36:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-11-07 06:36:40,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 159 transitions. [2020-11-07 06:36:40,303 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 159 transitions. Word has length 49 [2020-11-07 06:36:40,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:40,304 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 159 transitions. [2020-11-07 06:36:40,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 06:36:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 159 transitions. [2020-11-07 06:36:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-07 06:36:40,305 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:40,305 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] [2020-11-07 06:36:40,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-07 06:36:40,306 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:40,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:40,306 INFO L82 PathProgramCache]: Analyzing trace with hash -513876847, now seen corresponding path program 1 times [2020-11-07 06:36:40,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:40,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [527565359] [2020-11-07 06:36:40,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:40,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:40,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [527565359] [2020-11-07 06:36:40,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:40,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 06:36:40,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814848048] [2020-11-07 06:36:40,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 06:36:40,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:40,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 06:36:40,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 06:36:40,425 INFO L87 Difference]: Start difference. First operand 145 states and 159 transitions. Second operand 6 states. [2020-11-07 06:36:41,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:41,109 INFO L93 Difference]: Finished difference Result 258 states and 285 transitions. [2020-11-07 06:36:41,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 06:36:41,110 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-11-07 06:36:41,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:41,112 INFO L225 Difference]: With dead ends: 258 [2020-11-07 06:36:41,112 INFO L226 Difference]: Without dead ends: 255 [2020-11-07 06:36:41,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-07 06:36:41,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-11-07 06:36:41,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 144. [2020-11-07 06:36:41,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-11-07 06:36:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 157 transitions. [2020-11-07 06:36:41,158 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 157 transitions. Word has length 54 [2020-11-07 06:36:41,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:41,159 INFO L481 AbstractCegarLoop]: Abstraction has 144 states and 157 transitions. [2020-11-07 06:36:41,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 06:36:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-11-07 06:36:41,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-07 06:36:41,160 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:41,160 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] [2020-11-07 06:36:41,161 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-07 06:36:41,161 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:41,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:41,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1650423756, now seen corresponding path program 1 times [2020-11-07 06:36:41,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:41,162 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [587331693] [2020-11-07 06:36:41,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:41,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:41,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:41,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [587331693] [2020-11-07 06:36:41,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:41,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 06:36:41,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528956108] [2020-11-07 06:36:41,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 06:36:41,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:41,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 06:36:41,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 06:36:41,258 INFO L87 Difference]: Start difference. First operand 144 states and 157 transitions. Second operand 6 states. [2020-11-07 06:36:41,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:41,860 INFO L93 Difference]: Finished difference Result 196 states and 212 transitions. [2020-11-07 06:36:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-07 06:36:41,860 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-11-07 06:36:41,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:41,862 INFO L225 Difference]: With dead ends: 196 [2020-11-07 06:36:41,862 INFO L226 Difference]: Without dead ends: 193 [2020-11-07 06:36:41,863 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 [2020-11-07 06:36:41,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-11-07 06:36:41,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 143. [2020-11-07 06:36:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-11-07 06:36:41,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 155 transitions. [2020-11-07 06:36:41,911 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 155 transitions. Word has length 54 [2020-11-07 06:36:41,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:41,912 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 155 transitions. [2020-11-07 06:36:41,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 06:36:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 155 transitions. [2020-11-07 06:36:41,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-07 06:36:41,913 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:41,913 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] [2020-11-07 06:36:41,913 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-07 06:36:41,913 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:41,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:41,914 INFO L82 PathProgramCache]: Analyzing trace with hash -352177674, now seen corresponding path program 1 times [2020-11-07 06:36:41,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:41,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1306170302] [2020-11-07 06:36:41,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:42,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:42,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1306170302] [2020-11-07 06:36:42,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:42,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-07 06:36:42,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081513599] [2020-11-07 06:36:42,077 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 06:36:42,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:42,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 06:36:42,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-11-07 06:36:42,082 INFO L87 Difference]: Start difference. First operand 143 states and 155 transitions. Second operand 8 states. [2020-11-07 06:36:42,868 WARN L194 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2020-11-07 06:36:43,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:43,470 INFO L93 Difference]: Finished difference Result 236 states and 254 transitions. [2020-11-07 06:36:43,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-07 06:36:43,471 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-11-07 06:36:43,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:43,473 INFO L225 Difference]: With dead ends: 236 [2020-11-07 06:36:43,473 INFO L226 Difference]: Without dead ends: 233 [2020-11-07 06:36:43,474 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 [2020-11-07 06:36:43,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2020-11-07 06:36:43,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 142. [2020-11-07 06:36:43,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-11-07 06:36:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 153 transitions. [2020-11-07 06:36:43,528 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 153 transitions. Word has length 59 [2020-11-07 06:36:43,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:43,528 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 153 transitions. [2020-11-07 06:36:43,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 06:36:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 153 transitions. [2020-11-07 06:36:43,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-07 06:36:43,529 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:43,530 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] [2020-11-07 06:36:43,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-07 06:36:43,530 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:43,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:43,531 INFO L82 PathProgramCache]: Analyzing trace with hash 958545466, now seen corresponding path program 1 times [2020-11-07 06:36:43,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:43,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1117649309] [2020-11-07 06:36:43,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:43,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:43,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1117649309] [2020-11-07 06:36:43,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:43,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 06:36:43,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893712040] [2020-11-07 06:36:43,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 06:36:43,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:43,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 06:36:43,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-07 06:36:43,662 INFO L87 Difference]: Start difference. First operand 142 states and 153 transitions. Second operand 7 states. [2020-11-07 06:36:44,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:44,481 INFO L93 Difference]: Finished difference Result 202 states and 216 transitions. [2020-11-07 06:36:44,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-07 06:36:44,483 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2020-11-07 06:36:44,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:44,485 INFO L225 Difference]: With dead ends: 202 [2020-11-07 06:36:44,485 INFO L226 Difference]: Without dead ends: 199 [2020-11-07 06:36:44,486 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 [2020-11-07 06:36:44,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-11-07 06:36:44,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 141. [2020-11-07 06:36:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-11-07 06:36:44,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 151 transitions. [2020-11-07 06:36:44,538 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 151 transitions. Word has length 64 [2020-11-07 06:36:44,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:44,539 INFO L481 AbstractCegarLoop]: Abstraction has 141 states and 151 transitions. [2020-11-07 06:36:44,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 06:36:44,539 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 151 transitions. [2020-11-07 06:36:44,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-07 06:36:44,540 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:44,540 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] [2020-11-07 06:36:44,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-07 06:36:44,541 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:44,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:44,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1711745340, now seen corresponding path program 1 times [2020-11-07 06:36:44,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:44,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [703253343] [2020-11-07 06:36:44,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:44,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:44,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:44,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [703253343] [2020-11-07 06:36:44,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:44,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 06:36:44,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058617121] [2020-11-07 06:36:44,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 06:36:44,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:44,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 06:36:44,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 06:36:44,679 INFO L87 Difference]: Start difference. First operand 141 states and 151 transitions. Second operand 6 states. [2020-11-07 06:36:45,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:45,261 INFO L93 Difference]: Finished difference Result 208 states and 221 transitions. [2020-11-07 06:36:45,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 06:36:45,261 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-11-07 06:36:45,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:45,264 INFO L225 Difference]: With dead ends: 208 [2020-11-07 06:36:45,264 INFO L226 Difference]: Without dead ends: 205 [2020-11-07 06:36:45,265 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-07 06:36:45,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-11-07 06:36:45,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 140. [2020-11-07 06:36:45,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-11-07 06:36:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 149 transitions. [2020-11-07 06:36:45,318 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 149 transitions. Word has length 69 [2020-11-07 06:36:45,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:45,319 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 149 transitions. [2020-11-07 06:36:45,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 06:36:45,319 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 149 transitions. [2020-11-07 06:36:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-07 06:36:45,321 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:45,321 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] [2020-11-07 06:36:45,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-07 06:36:45,322 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:45,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:45,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1196462014, now seen corresponding path program 1 times [2020-11-07 06:36:45,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:45,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [890806523] [2020-11-07 06:36:45,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:45,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:45,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:45,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [890806523] [2020-11-07 06:36:45,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:45,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 06:36:45,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629328748] [2020-11-07 06:36:45,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 06:36:45,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:45,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 06:36:45,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-07 06:36:45,477 INFO L87 Difference]: Start difference. First operand 140 states and 149 transitions. Second operand 7 states. [2020-11-07 06:36:46,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:46,537 INFO L93 Difference]: Finished difference Result 376 states and 400 transitions. [2020-11-07 06:36:46,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-07 06:36:46,538 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 78 [2020-11-07 06:36:46,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:46,539 INFO L225 Difference]: With dead ends: 376 [2020-11-07 06:36:46,540 INFO L226 Difference]: Without dead ends: 263 [2020-11-07 06:36:46,541 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 [2020-11-07 06:36:46,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2020-11-07 06:36:46,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 163. [2020-11-07 06:36:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-11-07 06:36:46,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 171 transitions. [2020-11-07 06:36:46,618 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 171 transitions. Word has length 78 [2020-11-07 06:36:46,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:46,619 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 171 transitions. [2020-11-07 06:36:46,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 06:36:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 171 transitions. [2020-11-07 06:36:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-07 06:36:46,619 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:46,620 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] [2020-11-07 06:36:46,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-07 06:36:46,620 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:46,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:46,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1121870788, now seen corresponding path program 1 times [2020-11-07 06:36:46,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:46,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1857000075] [2020-11-07 06:36:46,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:46,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:46,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:46,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1857000075] [2020-11-07 06:36:46,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:46,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 06:36:46,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955369665] [2020-11-07 06:36:46,714 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 06:36:46,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:46,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 06:36:46,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-07 06:36:46,715 INFO L87 Difference]: Start difference. First operand 163 states and 171 transitions. Second operand 7 states. [2020-11-07 06:36:47,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:47,945 INFO L93 Difference]: Finished difference Result 358 states and 372 transitions. [2020-11-07 06:36:47,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-07 06:36:47,946 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 83 [2020-11-07 06:36:47,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:47,949 INFO L225 Difference]: With dead ends: 358 [2020-11-07 06:36:47,949 INFO L226 Difference]: Without dead ends: 355 [2020-11-07 06:36:47,950 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 [2020-11-07 06:36:47,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2020-11-07 06:36:48,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 162. [2020-11-07 06:36:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-11-07 06:36:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 169 transitions. [2020-11-07 06:36:48,031 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 169 transitions. Word has length 83 [2020-11-07 06:36:48,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:48,032 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 169 transitions. [2020-11-07 06:36:48,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 06:36:48,032 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2020-11-07 06:36:48,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-07 06:36:48,033 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:48,033 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] [2020-11-07 06:36:48,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-07 06:36:48,033 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:48,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:48,034 INFO L82 PathProgramCache]: Analyzing trace with hash 632897096, now seen corresponding path program 1 times [2020-11-07 06:36:48,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:48,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1269858143] [2020-11-07 06:36:48,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:48,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:48,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1269858143] [2020-11-07 06:36:48,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:48,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-07 06:36:48,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583873168] [2020-11-07 06:36:48,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 06:36:48,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:48,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 06:36:48,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-07 06:36:48,149 INFO L87 Difference]: Start difference. First operand 162 states and 169 transitions. Second operand 8 states. [2020-11-07 06:36:49,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:49,191 INFO L93 Difference]: Finished difference Result 279 states and 292 transitions. [2020-11-07 06:36:49,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-07 06:36:49,192 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2020-11-07 06:36:49,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:49,194 INFO L225 Difference]: With dead ends: 279 [2020-11-07 06:36:49,194 INFO L226 Difference]: Without dead ends: 276 [2020-11-07 06:36:49,195 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 [2020-11-07 06:36:49,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-11-07 06:36:49,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 161. [2020-11-07 06:36:49,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-11-07 06:36:49,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 167 transitions. [2020-11-07 06:36:49,293 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 167 transitions. Word has length 88 [2020-11-07 06:36:49,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:49,293 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 167 transitions. [2020-11-07 06:36:49,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 06:36:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 167 transitions. [2020-11-07 06:36:49,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-11-07 06:36:49,295 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:49,295 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] [2020-11-07 06:36:49,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-07 06:36:49,295 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:49,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:49,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1784003830, now seen corresponding path program 1 times [2020-11-07 06:36:49,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:49,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [944961435] [2020-11-07 06:36:49,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:49,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:49,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [944961435] [2020-11-07 06:36:49,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:49,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 06:36:49,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716728555] [2020-11-07 06:36:49,427 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 06:36:49,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:49,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 06:36:49,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-07 06:36:49,428 INFO L87 Difference]: Start difference. First operand 161 states and 167 transitions. Second operand 7 states. [2020-11-07 06:36:51,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:51,109 INFO L93 Difference]: Finished difference Result 448 states and 463 transitions. [2020-11-07 06:36:51,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-07 06:36:51,110 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-11-07 06:36:51,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:51,112 INFO L225 Difference]: With dead ends: 448 [2020-11-07 06:36:51,113 INFO L226 Difference]: Without dead ends: 445 [2020-11-07 06:36:51,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-11-07 06:36:51,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-11-07 06:36:51,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 160. [2020-11-07 06:36:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-11-07 06:36:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 165 transitions. [2020-11-07 06:36:51,220 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 165 transitions. Word has length 93 [2020-11-07 06:36:51,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:51,221 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 165 transitions. [2020-11-07 06:36:51,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 06:36:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 165 transitions. [2020-11-07 06:36:51,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-11-07 06:36:51,224 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:51,224 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] [2020-11-07 06:36:51,224 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-07 06:36:51,225 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:51,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:51,225 INFO L82 PathProgramCache]: Analyzing trace with hash -671549360, now seen corresponding path program 1 times [2020-11-07 06:36:51,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:51,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1189111132] [2020-11-07 06:36:51,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:51,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:51,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1189111132] [2020-11-07 06:36:51,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:51,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-07 06:36:51,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266631732] [2020-11-07 06:36:51,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 06:36:51,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:51,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 06:36:51,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-07 06:36:51,392 INFO L87 Difference]: Start difference. First operand 160 states and 165 transitions. Second operand 9 states. [2020-11-07 06:36:52,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:52,652 INFO L93 Difference]: Finished difference Result 291 states and 302 transitions. [2020-11-07 06:36:52,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-07 06:36:52,653 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 102 [2020-11-07 06:36:52,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:52,655 INFO L225 Difference]: With dead ends: 291 [2020-11-07 06:36:52,655 INFO L226 Difference]: Without dead ends: 288 [2020-11-07 06:36:52,656 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 [2020-11-07 06:36:52,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-11-07 06:36:52,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 159. [2020-11-07 06:36:52,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-11-07 06:36:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 163 transitions. [2020-11-07 06:36:52,732 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 163 transitions. Word has length 102 [2020-11-07 06:36:52,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:52,733 INFO L481 AbstractCegarLoop]: Abstraction has 159 states and 163 transitions. [2020-11-07 06:36:52,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 06:36:52,733 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 163 transitions. [2020-11-07 06:36:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-11-07 06:36:52,734 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:36:52,734 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] [2020-11-07 06:36:52,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-07 06:36:52,735 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:36:52,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:36:52,735 INFO L82 PathProgramCache]: Analyzing trace with hash 841217426, now seen corresponding path program 1 times [2020-11-07 06:36:52,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:36:52,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [569489694] [2020-11-07 06:36:52,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:36:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:52,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 06:36:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 06:36:52,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 06:36:52,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [569489694] [2020-11-07 06:36:52,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 06:36:52,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-07 06:36:52,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396566988] [2020-11-07 06:36:52,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 06:36:52,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 06:36:52,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 06:36:52,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-07 06:36:52,880 INFO L87 Difference]: Start difference. First operand 159 states and 163 transitions. Second operand 8 states. [2020-11-07 06:36:55,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 06:36:55,292 INFO L93 Difference]: Finished difference Result 688 states and 710 transitions. [2020-11-07 06:36:55,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-07 06:36:55,293 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2020-11-07 06:36:55,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 06:36:55,294 INFO L225 Difference]: With dead ends: 688 [2020-11-07 06:36:55,294 INFO L226 Difference]: Without dead ends: 0 [2020-11-07 06:36:55,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-11-07 06:36:55,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-07 06:36:55,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-07 06:36:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-07 06:36:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-07 06:36:55,297 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2020-11-07 06:36:55,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 06:36:55,297 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-07 06:36:55,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 06:36:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-07 06:36:55,298 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-07 06:36:55,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-07 06:36:55,300 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-07 06:36:55,703 WARN L194 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2020-11-07 06:36:55,962 WARN L194 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 160 [2020-11-07 06:36:56,069 WARN L194 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2020-11-07 06:36:56,181 WARN L194 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 149 [2020-11-07 06:36:56,667 WARN L194 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 165 [2020-11-07 06:36:56,992 WARN L194 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-11-07 06:36:57,153 WARN L194 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 148 [2020-11-07 06:36:57,319 WARN L194 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 152 [2020-11-07 06:36:57,910 WARN L194 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 170 [2020-11-07 06:36:58,178 WARN L194 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 192 [2020-11-07 06:36:58,360 WARN L194 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-11-07 06:36:58,660 WARN L194 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-11-07 06:36:58,773 WARN L194 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 148 [2020-11-07 06:36:59,277 WARN L194 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 185 [2020-11-07 06:36:59,539 WARN L194 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 166 [2020-11-07 06:36:59,972 WARN L194 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2020-11-07 06:37:00,299 WARN L194 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 201 [2020-11-07 06:37:00,579 WARN L194 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 208 [2020-11-07 06:37:00,842 WARN L194 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 218 [2020-11-07 06:37:01,090 WARN L194 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-11-07 06:37:01,202 WARN L194 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2020-11-07 06:37:01,345 WARN L194 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 150 [2020-11-07 06:37:01,464 WARN L194 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 178 [2020-11-07 06:37:01,801 WARN L194 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 170 [2020-11-07 06:37:02,053 WARN L194 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 162 [2020-11-07 06:37:02,338 WARN L194 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2020-11-07 06:37:02,479 WARN L194 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 162 [2020-11-07 06:37:02,606 WARN L194 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 151 [2020-11-07 06:37:02,722 WARN L194 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2020-11-07 06:37:03,078 WARN L194 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-11-07 06:37:03,472 WARN L194 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-11-07 06:37:03,707 WARN L194 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 162 [2020-11-07 06:37:03,839 WARN L194 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-11-07 06:37:04,014 WARN L194 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 168 [2020-11-07 06:37:04,168 WARN L194 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 173 [2020-11-07 06:37:04,313 WARN L194 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-11-07 06:37:04,576 WARN L194 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-11-07 06:37:04,814 WARN L194 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 197 [2020-11-07 06:37:05,071 WARN L194 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2020-11-07 06:37:05,517 WARN L194 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 183 [2020-11-07 06:37:05,798 WARN L194 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 202 [2020-11-07 06:37:06,067 WARN L194 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 195 [2020-11-07 06:37:06,324 WARN L194 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-11-07 06:37:06,570 WARN L194 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-11-07 06:37:06,709 WARN L194 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2020-11-07 06:37:06,837 WARN L194 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 170 [2020-11-07 06:37:06,969 WARN L194 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 181 [2020-11-07 06:37:07,102 WARN L194 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2020-11-07 06:37:07,236 WARN L194 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 160 [2020-11-07 06:37:07,567 WARN L194 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 199 [2020-11-07 06:37:07,804 WARN L194 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 134 [2020-11-07 06:37:07,949 WARN L194 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 146 [2020-11-07 06:37:08,092 WARN L194 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2020-11-07 06:37:08,494 WARN L194 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2020-11-07 06:37:08,638 WARN L194 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 173 [2020-11-07 06:37:08,984 WARN L194 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 157 [2020-11-07 06:37:09,137 WARN L194 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2020-11-07 06:37:09,271 WARN L194 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-11-07 06:37:09,544 WARN L194 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2020-11-07 06:37:09,814 WARN L194 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 210 [2020-11-07 06:37:10,079 WARN L194 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 219 [2020-11-07 06:37:10,268 WARN L194 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2020-11-07 06:37:10,382 WARN L194 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2020-11-07 06:37:10,900 WARN L194 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 160 [2020-11-07 06:37:11,190 WARN L194 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2020-11-07 06:37:11,460 WARN L194 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2020-11-07 06:37:11,600 WARN L194 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 171 [2020-11-07 06:37:11,729 WARN L194 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 153 [2020-11-07 06:37:11,850 WARN L194 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2020-11-07 06:37:12,326 WARN L194 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2020-11-07 06:37:12,796 WARN L194 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2020-11-07 06:37:13,217 WARN L194 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2020-11-07 06:37:13,673 WARN L194 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 76 [2020-11-07 06:37:14,138 WARN L194 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2020-11-07 06:37:14,513 WARN L194 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-11-07 06:37:14,917 WARN L194 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-11-07 06:37:15,289 WARN L194 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2020-11-07 06:37:15,751 WARN L194 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 65 [2020-11-07 06:37:15,932 WARN L194 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2020-11-07 06:37:16,363 WARN L194 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2020-11-07 06:37:16,804 WARN L194 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2020-11-07 06:37:17,169 WARN L194 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 26 [2020-11-07 06:37:17,627 WARN L194 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 34 [2020-11-07 06:37:18,020 WARN L194 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-11-07 06:37:18,717 WARN L194 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-11-07 06:37:19,079 WARN L194 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-11-07 06:37:19,337 WARN L194 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2020-11-07 06:37:19,628 WARN L194 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2020-11-07 06:37:20,210 WARN L194 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2020-11-07 06:37:20,564 WARN L194 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 23 [2020-11-07 06:37:21,158 WARN L194 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2020-11-07 06:37:21,787 WARN L194 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2020-11-07 06:37:22,481 WARN L194 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2020-11-07 06:37:23,115 WARN L194 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 40 [2020-11-07 06:37:23,840 WARN L194 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-11-07 06:37:24,291 WARN L194 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2020-11-07 06:37:24,702 WARN L194 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2020-11-07 06:37:25,189 WARN L194 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 55 [2020-11-07 06:37:25,630 WARN L194 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2020-11-07 06:37:25,856 WARN L194 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2020-11-07 06:37:26,257 WARN L194 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-11-07 06:37:26,670 WARN L194 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2020-11-07 06:37:27,269 WARN L194 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2020-11-07 06:37:27,665 WARN L194 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2020-11-07 06:37:28,026 WARN L194 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 40 [2020-11-07 06:37:28,481 WARN L194 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2020-11-07 06:37:28,888 WARN L194 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2020-11-07 06:37:29,090 WARN L194 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 70 [2020-11-07 06:37:29,557 WARN L194 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 77 [2020-11-07 06:37:30,028 WARN L194 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2020-11-07 06:37:30,433 WARN L194 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-11-07 06:37:30,835 WARN L194 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 60 [2020-11-07 06:37:31,210 WARN L194 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 62 [2020-11-07 06:37:31,635 WARN L194 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2020-11-07 06:37:32,034 WARN L194 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-11-07 06:37:32,291 WARN L194 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2020-11-07 06:37:32,679 WARN L194 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2020-11-07 06:37:33,057 WARN L194 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-11-07 06:37:33,379 WARN L194 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 26 [2020-11-07 06:37:33,717 WARN L194 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 31 [2020-11-07 06:37:34,098 WARN L194 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-11-07 06:37:34,925 WARN L194 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2020-11-07 06:37:35,534 WARN L194 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 42 [2020-11-07 06:37:36,092 WARN L194 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2020-11-07 06:37:36,578 WARN L194 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2020-11-07 06:37:36,816 WARN L194 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2020-11-07 06:37:37,068 WARN L194 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2020-11-07 06:37:37,339 WARN L194 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2020-11-07 06:37:37,845 WARN L194 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2020-11-07 06:37:38,534 WARN L194 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 30 [2020-11-07 06:37:39,075 WARN L194 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2020-11-07 06:37:39,894 WARN L194 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2020-11-07 06:37:40,636 WARN L194 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-11-07 06:37:41,103 WARN L194 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2020-11-07 06:37:41,547 WARN L194 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 45 [2020-11-07 06:37:42,033 WARN L194 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 51 [2020-11-07 06:37:42,520 WARN L194 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 51 [2020-11-07 06:37:43,006 WARN L194 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2020-11-07 06:37:43,521 WARN L194 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2020-11-07 06:37:44,122 WARN L194 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2020-11-07 06:37:44,401 WARN L194 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 12 [2020-11-07 06:37:44,770 WARN L194 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2020-11-07 06:37:45,229 WARN L194 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2020-11-07 06:37:45,654 WARN L194 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2020-11-07 06:37:46,054 WARN L194 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 65 [2020-11-07 06:37:46,246 WARN L194 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2020-11-07 06:37:46,674 WARN L194 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2020-11-07 06:37:47,131 WARN L194 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2020-11-07 06:37:47,422 WARN L194 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2020-11-07 06:37:47,842 WARN L194 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 35 [2020-11-07 06:37:48,287 WARN L194 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 56 [2020-11-07 06:37:48,707 WARN L194 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2020-11-07 06:37:48,957 WARN L194 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2020-11-07 06:37:49,212 WARN L194 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2020-11-07 06:37:49,541 WARN L194 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 23 [2020-11-07 06:37:49,870 WARN L194 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2020-11-07 06:37:50,283 WARN L194 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2020-11-07 06:37:51,023 WARN L194 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2020-11-07 06:37:51,693 WARN L194 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 36 [2020-11-07 06:37:52,296 WARN L194 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 43 [2020-11-07 06:37:52,829 WARN L194 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2020-11-07 06:37:53,300 WARN L194 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2020-11-07 06:37:53,731 WARN L194 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 54 [2020-11-07 06:37:54,145 WARN L194 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2020-11-07 06:37:54,359 WARN L194 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2020-11-07 06:37:54,587 WARN L194 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2020-11-07 06:37:54,841 WARN L194 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2020-11-07 06:37:55,298 WARN L194 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-11-07 06:37:55,891 WARN L194 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2020-11-07 06:37:56,591 WARN L194 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2020-11-07 06:37:56,983 WARN L194 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 39 [2020-11-07 06:37:57,376 WARN L194 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2020-11-07 06:37:57,826 WARN L194 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 46 [2020-11-07 06:37:57,832 INFO L269 CegarLoopResult]: At program point reach_errorEXIT(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,833 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,833 INFO L269 CegarLoopResult]: At program point reach_errorFINAL(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,833 INFO L269 CegarLoopResult]: At program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,833 INFO L269 CegarLoopResult]: At program point L4-3(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,833 INFO L269 CegarLoopResult]: At program point L4-4(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,834 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,834 INFO L269 CegarLoopResult]: At program point L4-5(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,834 INFO L269 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,834 INFO L269 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,834 INFO L269 CegarLoopResult]: At program point L12(line 12) the Hoare annotation is: true [2020-11-07 06:37:57,835 INFO L262 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|)) [2020-11-07 06:37:57,835 INFO L269 CegarLoopResult]: At program point L4(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,835 INFO L269 CegarLoopResult]: At program point L4-1(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,835 INFO L269 CegarLoopResult]: At program point L4-2(line 4) the Hoare annotation is: true [2020-11-07 06:37:57,835 INFO L269 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,835 INFO L269 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,835 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,841 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,841 INFO L269 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-11-07 06:37:57,842 INFO L266 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 6 8) no Hoare annotation was computed. [2020-11-07 06:37:57,842 INFO L266 CegarLoopResult]: For program point L7(line 7) no Hoare annotation was computed. [2020-11-07 06:37:57,842 INFO L266 CegarLoopResult]: For program point L7-1(line 7) no Hoare annotation was computed. [2020-11-07 06:37:57,842 INFO L266 CegarLoopResult]: For program point L7-3(lines 6 8) no Hoare annotation was computed. [2020-11-07 06:37:57,842 INFO L266 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 6 8) no Hoare annotation was computed. [2020-11-07 06:37:57,842 INFO L262 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: false [2020-11-07 06:37:57,842 INFO L269 CegarLoopResult]: At program point mainEXIT(lines 13 313) the Hoare annotation is: true [2020-11-07 06:37:57,843 INFO L262 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))) [2020-11-07 06:37:57,843 INFO L262 CegarLoopResult]: At program point L217-1(line 217) the Hoare annotation is: false [2020-11-07 06:37:57,843 INFO L262 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)) [2020-11-07 06:37:57,843 INFO L262 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)) [2020-11-07 06:37:57,844 INFO L262 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)) [2020-11-07 06:37:57,844 INFO L262 CegarLoopResult]: At program point L19(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,844 INFO L262 CegarLoopResult]: At program point L19-1(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,844 INFO L262 CegarLoopResult]: At program point L19-2(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,844 INFO L262 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))) [2020-11-07 06:37:57,844 INFO L262 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))) [2020-11-07 06:37:57,844 INFO L262 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)) [2020-11-07 06:37:57,845 INFO L262 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)) [2020-11-07 06:37:57,845 INFO L262 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))) [2020-11-07 06:37:57,845 INFO L262 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))) [2020-11-07 06:37:57,845 INFO L262 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)) [2020-11-07 06:37:57,845 INFO L262 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)) [2020-11-07 06:37:57,845 INFO L262 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)) [2020-11-07 06:37:57,845 INFO L262 CegarLoopResult]: At program point L20(lines 20 312) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,846 INFO L262 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))) [2020-11-07 06:37:57,846 INFO L262 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))) [2020-11-07 06:37:57,846 INFO L262 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)) [2020-11-07 06:37:57,846 INFO L262 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))) [2020-11-07 06:37:57,846 INFO L262 CegarLoopResult]: At program point L153(line 153) the Hoare annotation is: false [2020-11-07 06:37:57,847 INFO L262 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)) [2020-11-07 06:37:57,847 INFO L262 CegarLoopResult]: At program point L153-1(line 153) the Hoare annotation is: false [2020-11-07 06:37:57,847 INFO L262 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)) [2020-11-07 06:37:57,847 INFO L269 CegarLoopResult]: At program point mainFINAL(lines 13 313) the Hoare annotation is: true [2020-11-07 06:37:57,847 INFO L262 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))) [2020-11-07 06:37:57,847 INFO L262 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))) [2020-11-07 06:37:57,848 INFO L262 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)) [2020-11-07 06:37:57,848 INFO L262 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)) [2020-11-07 06:37:57,848 INFO L262 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)) [2020-11-07 06:37:57,848 INFO L262 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))) [2020-11-07 06:37:57,848 INFO L262 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))) [2020-11-07 06:37:57,848 INFO L262 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: false [2020-11-07 06:37:57,849 INFO L262 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)) [2020-11-07 06:37:57,849 INFO L262 CegarLoopResult]: At program point L88-1(line 88) the Hoare annotation is: false [2020-11-07 06:37:57,849 INFO L262 CegarLoopResult]: At program point L22(line 22) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,849 INFO L262 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))) [2020-11-07 06:37:57,849 INFO L262 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)) [2020-11-07 06:37:57,850 INFO L262 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)) [2020-11-07 06:37:57,850 INFO L262 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)) [2020-11-07 06:37:57,850 INFO L262 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))) [2020-11-07 06:37:57,850 INFO L262 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))) [2020-11-07 06:37:57,850 INFO L262 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)) [2020-11-07 06:37:57,850 INFO L262 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)) [2020-11-07 06:37:57,851 INFO L262 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: false [2020-11-07 06:37:57,851 INFO L262 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)) [2020-11-07 06:37:57,851 INFO L262 CegarLoopResult]: At program point L205-1(line 205) the Hoare annotation is: false [2020-11-07 06:37:57,851 INFO L262 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)) [2020-11-07 06:37:57,851 INFO L262 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)) [2020-11-07 06:37:57,851 INFO L262 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)) [2020-11-07 06:37:57,852 INFO L262 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))) [2020-11-07 06:37:57,852 INFO L262 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))) [2020-11-07 06:37:57,852 INFO L262 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)) [2020-11-07 06:37:57,852 INFO L262 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))) [2020-11-07 06:37:57,853 INFO L262 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))) [2020-11-07 06:37:57,853 INFO L262 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)) [2020-11-07 06:37:57,853 INFO L262 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)) [2020-11-07 06:37:57,853 INFO L262 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)) [2020-11-07 06:37:57,853 INFO L262 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))) [2020-11-07 06:37:57,854 INFO L262 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))) [2020-11-07 06:37:57,854 INFO L262 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))) [2020-11-07 06:37:57,854 INFO L262 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))) [2020-11-07 06:37:57,854 INFO L262 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: false [2020-11-07 06:37:57,855 INFO L262 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)) [2020-11-07 06:37:57,855 INFO L262 CegarLoopResult]: At program point L141-1(line 141) the Hoare annotation is: false [2020-11-07 06:37:57,855 INFO L262 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)) [2020-11-07 06:37:57,855 INFO L262 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: false [2020-11-07 06:37:57,855 INFO L262 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))) [2020-11-07 06:37:57,855 INFO L262 CegarLoopResult]: At program point L257-1(line 257) the Hoare annotation is: false [2020-11-07 06:37:57,856 INFO L262 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))) [2020-11-07 06:37:57,856 INFO L262 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: false [2020-11-07 06:37:57,856 INFO L262 CegarLoopResult]: At program point L26(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,856 INFO L262 CegarLoopResult]: At program point L59-1(line 59) the Hoare annotation is: false [2020-11-07 06:37:57,856 INFO L262 CegarLoopResult]: At program point L26-1(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,856 INFO L262 CegarLoopResult]: At program point L26-2(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,857 INFO L262 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))) [2020-11-07 06:37:57,857 INFO L262 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))) [2020-11-07 06:37:57,857 INFO L262 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)) [2020-11-07 06:37:57,857 INFO L262 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: false [2020-11-07 06:37:57,857 INFO L262 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)) [2020-11-07 06:37:57,857 INFO L262 CegarLoopResult]: At program point L76-1(line 76) the Hoare annotation is: false [2020-11-07 06:37:57,858 INFO L262 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))) [2020-11-07 06:37:57,858 INFO L262 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)) [2020-11-07 06:37:57,858 INFO L262 CegarLoopResult]: At program point L27(line 27) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,858 INFO L262 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))) [2020-11-07 06:37:57,858 INFO L262 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)) [2020-11-07 06:37:57,859 INFO L262 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)) [2020-11-07 06:37:57,859 INFO L262 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))) [2020-11-07 06:37:57,859 INFO L262 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: false [2020-11-07 06:37:57,859 INFO L262 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)) [2020-11-07 06:37:57,859 INFO L262 CegarLoopResult]: At program point L193-1(line 193) the Hoare annotation is: false [2020-11-07 06:37:57,859 INFO L262 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)) [2020-11-07 06:37:57,860 INFO L262 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)) [2020-11-07 06:37:57,860 INFO L262 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,860 INFO L262 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))) [2020-11-07 06:37:57,860 INFO L262 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: false [2020-11-07 06:37:57,860 INFO L262 CegarLoopResult]: At program point L177-1(line 177) the Hoare annotation is: false [2020-11-07 06:37:57,860 INFO L262 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)) [2020-11-07 06:37:57,860 INFO L262 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)) [2020-11-07 06:37:57,861 INFO L262 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))) [2020-11-07 06:37:57,861 INFO L262 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)) [2020-11-07 06:37:57,861 INFO L262 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)) [2020-11-07 06:37:57,861 INFO L269 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: true [2020-11-07 06:37:57,862 INFO L262 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))) [2020-11-07 06:37:57,862 INFO L262 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: false [2020-11-07 06:37:57,862 INFO L262 CegarLoopResult]: At program point L112-1(line 112) the Hoare annotation is: false [2020-11-07 06:37:57,862 INFO L262 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)) [2020-11-07 06:37:57,862 INFO L262 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)) [2020-11-07 06:37:57,862 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 13 313) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,862 INFO L262 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: false [2020-11-07 06:37:57,863 INFO L262 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))) [2020-11-07 06:37:57,863 INFO L262 CegarLoopResult]: At program point L245-1(line 245) the Hoare annotation is: false [2020-11-07 06:37:57,863 INFO L262 CegarLoopResult]: At program point L47(line 47) the Hoare annotation is: false [2020-11-07 06:37:57,863 INFO L262 CegarLoopResult]: At program point L47-1(line 47) the Hoare annotation is: false [2020-11-07 06:37:57,863 INFO L262 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))) [2020-11-07 06:37:57,863 INFO L262 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: false [2020-11-07 06:37:57,863 INFO L262 CegarLoopResult]: At program point L229-1(line 229) the Hoare annotation is: false [2020-11-07 06:37:57,864 INFO L262 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)) [2020-11-07 06:37:57,864 INFO L262 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)) [2020-11-07 06:37:57,864 INFO L262 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)) [2020-11-07 06:37:57,864 INFO L262 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))) [2020-11-07 06:37:57,865 INFO L262 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)) [2020-11-07 06:37:57,865 INFO L262 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))) [2020-11-07 06:37:57,865 INFO L262 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)) [2020-11-07 06:37:57,865 INFO L262 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)) [2020-11-07 06:37:57,865 INFO L262 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)) [2020-11-07 06:37:57,865 INFO L262 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)) [2020-11-07 06:37:57,866 INFO L262 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)) [2020-11-07 06:37:57,866 INFO L262 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))) [2020-11-07 06:37:57,866 INFO L262 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)) [2020-11-07 06:37:57,866 INFO L262 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)) [2020-11-07 06:37:57,866 INFO L262 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,867 INFO L262 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)))) [2020-11-07 06:37:57,867 INFO L262 CegarLoopResult]: At program point L165(line 165) the Hoare annotation is: false [2020-11-07 06:37:57,867 INFO L262 CegarLoopResult]: At program point L165-1(line 165) the Hoare annotation is: false [2020-11-07 06:37:57,867 INFO L262 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)) [2020-11-07 06:37:57,867 INFO L262 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))) [2020-11-07 06:37:57,867 INFO L262 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))) [2020-11-07 06:37:57,868 INFO L262 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)) [2020-11-07 06:37:57,868 INFO L262 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)) [2020-11-07 06:37:57,868 INFO L262 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,868 INFO L262 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))) [2020-11-07 06:37:57,868 INFO L262 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: false [2020-11-07 06:37:57,868 INFO L262 CegarLoopResult]: At program point L100-1(line 100) the Hoare annotation is: false [2020-11-07 06:37:57,869 INFO L262 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))) [2020-11-07 06:37:57,869 INFO L262 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)) [2020-11-07 06:37:57,869 INFO L262 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)) [2020-11-07 06:37:57,869 INFO L262 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)) [2020-11-07 06:37:57,869 INFO L262 CegarLoopResult]: At program point L18(line 18) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2020-11-07 06:37:57,870 INFO L262 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))) [2020-11-07 06:37:57,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:37:57 BoogieIcfgContainer [2020-11-07 06:37:57,895 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-07 06:37:57,897 INFO L168 Benchmark]: Toolchain (without parser) took 84773.78 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 127.4 MB in the beginning and 508.8 MB in the end (delta: -381.4 MB). Peak memory consumption was 333.3 MB. Max. memory is 8.0 GB. [2020-11-07 06:37:57,898 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.8 MB in the beginning and 125.7 MB in the end (delta: 83.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 06:37:57,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.70 ms. Allocated memory is still 151.0 MB. Free memory was 126.8 MB in the beginning and 115.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2020-11-07 06:37:57,898 INFO L168 Benchmark]: Boogie Preprocessor took 56.86 ms. Allocated memory is still 151.0 MB. Free memory was 115.3 MB in the beginning and 113.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-11-07 06:37:57,899 INFO L168 Benchmark]: RCFGBuilder took 931.02 ms. Allocated memory is still 151.0 MB. Free memory was 113.6 MB in the beginning and 114.5 MB in the end (delta: -867.1 kB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2020-11-07 06:37:57,899 INFO L168 Benchmark]: TraceAbstraction took 83357.89 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 113.9 MB in the beginning and 508.8 MB in the end (delta: -394.8 MB). Peak memory consumption was 319.8 MB. Max. memory is 8.0 GB. [2020-11-07 06:37:57,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.8 MB in the beginning and 125.7 MB in the end (delta: 83.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 415.70 ms. Allocated memory is still 151.0 MB. Free memory was 126.8 MB in the beginning and 115.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 56.86 ms. Allocated memory is still 151.0 MB. Free memory was 115.3 MB in the beginning and 113.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 931.02 ms. Allocated memory is still 151.0 MB. Free memory was 113.6 MB in the beginning and 114.5 MB in the end (delta: -867.1 kB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 83357.89 ms. Allocated memory was 151.0 MB in the beginning and 544.2 MB in the end (delta: 393.2 MB). Free memory was 113.9 MB in the beginning and 508.8 MB in the end (delta: -394.8 MB). Peak memory consumption was 319.8 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: 20.6s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 16.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 62.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3718 SDtfs, 8410 SDslu, 1486 SDs, 0 SdLazy, 6995 SolverSat, 365 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 243 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 5.5s 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: 1.0s AutomataMinimizationTime, 16 MinimizatonAttempts, 1602 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 174 LocationsWithAnnotation, 314 PreInvPairs, 984 NumberOfFragments, 6711 HoareAnnotationTreeSize, 314 FomulaSimplifications, 10313711120 FormulaSimplificationTreeSizeReduction, 16.5s HoareSimplificationTime, 174 FomulaSimplificationsInter, 63275154 FormulaSimplificationTreeSizeReductionInter, 45.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s 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...