/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/locks/test_locks_14-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 18:55:46,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 18:55:46,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 18:55:46,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 18:55:46,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 18:55:46,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 18:55:46,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 18:55:46,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 18:55:46,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 18:55:46,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 18:55:46,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 18:55:46,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 18:55:46,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 18:55:46,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 18:55:46,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 18:55:46,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 18:55:46,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 18:55:46,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 18:55:46,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 18:55:46,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 18:55:46,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 18:55:46,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 18:55:46,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 18:55:46,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 18:55:46,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 18:55:46,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 18:55:46,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 18:55:46,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 18:55:46,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 18:55:46,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 18:55:46,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 18:55:46,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 18:55:46,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 18:55:46,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 18:55:46,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 18:55:46,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 18:55:46,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 18:55:46,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 18:55:46,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 18:55:46,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 18:55:46,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 18:55:46,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-10 18:55:46,587 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 18:55:46,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 18:55:46,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 18:55:46,593 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 18:55:46,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 18:55:46,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 18:55:46,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 18:55:46,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 18:55:46,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 18:55:46,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 18:55:46,597 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 18:55:46,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 18:55:46,597 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 18:55:46,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 18:55:46,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 18:55:46,598 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-10 18:55:46,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 18:55:46,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 18:55:46,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 18:55:46,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 18:55:46,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-10 18:55:46,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 18:55:46,601 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-10 18:55:46,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 18:55:46,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 18:55:46,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 18:55:46,920 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 18:55:46,921 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 18:55:46,921 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_14-2.c [2020-07-10 18:55:47,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39836036d/324bcfd59a6b460886fc0148b68e72d6/FLAG0114add1a [2020-07-10 18:55:47,470 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 18:55:47,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_14-2.c [2020-07-10 18:55:47,480 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39836036d/324bcfd59a6b460886fc0148b68e72d6/FLAG0114add1a [2020-07-10 18:55:47,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39836036d/324bcfd59a6b460886fc0148b68e72d6 [2020-07-10 18:55:47,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 18:55:47,841 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 18:55:47,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 18:55:47,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 18:55:47,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 18:55:47,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 06:55:47" (1/1) ... [2020-07-10 18:55:47,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570ec0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:47, skipping insertion in model container [2020-07-10 18:55:47,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 06:55:47" (1/1) ... [2020-07-10 18:55:47,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 18:55:47,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 18:55:48,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 18:55:48,123 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 18:55:48,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 18:55:48,273 INFO L208 MainTranslator]: Completed translation [2020-07-10 18:55:48,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48 WrapperNode [2020-07-10 18:55:48,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 18:55:48,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 18:55:48,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 18:55:48,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 18:55:48,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (1/1) ... [2020-07-10 18:55:48,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (1/1) ... [2020-07-10 18:55:48,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (1/1) ... [2020-07-10 18:55:48,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (1/1) ... [2020-07-10 18:55:48,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (1/1) ... [2020-07-10 18:55:48,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (1/1) ... [2020-07-10 18:55:48,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (1/1) ... [2020-07-10 18:55:48,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 18:55:48,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 18:55:48,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 18:55:48,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 18:55:48,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (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 [2020-07-10 18:55:48,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 18:55:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 18:55:48,390 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 18:55:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 18:55:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 18:55:48,390 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 18:55:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 18:55:48,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 18:55:49,113 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 18:55:49,114 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-10 18:55:49,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 06:55:49 BoogieIcfgContainer [2020-07-10 18:55:49,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 18:55:49,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 18:55:49,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 18:55:49,125 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 18:55:49,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 06:55:47" (1/3) ... [2020-07-10 18:55:49,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf3cafb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 06:55:49, skipping insertion in model container [2020-07-10 18:55:49,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 06:55:48" (2/3) ... [2020-07-10 18:55:49,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf3cafb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 06:55:49, skipping insertion in model container [2020-07-10 18:55:49,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 06:55:49" (3/3) ... [2020-07-10 18:55:49,130 INFO L109 eAbstractionObserver]: Analyzing ICFG test_locks_14-2.c [2020-07-10 18:55:49,142 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-10 18:55:49,152 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 18:55:49,167 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 18:55:49,192 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 18:55:49,192 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 18:55:49,193 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-10 18:55:49,193 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 18:55:49,193 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 18:55:49,193 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 18:55:49,194 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 18:55:49,194 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 18:55:49,215 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2020-07-10 18:55:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-07-10 18:55:49,231 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 18:55:49,233 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] [2020-07-10 18:55:49,233 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 18:55:49,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 18:55:49,240 INFO L82 PathProgramCache]: Analyzing trace with hash 1065527792, now seen corresponding path program 1 times [2020-07-10 18:55:49,250 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 18:55:49,251 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [158682483] [2020-07-10 18:55:49,251 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 18:55:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 18:55:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 18:55:49,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {161#true} assume true; {161#true} is VALID [2020-07-10 18:55:49,535 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {161#true} {161#true} #367#return; {161#true} is VALID [2020-07-10 18:55:49,538 INFO L263 TraceCheckUtils]: 0: Hoare triple {161#true} call ULTIMATE.init(); {161#true} is VALID [2020-07-10 18:55:49,539 INFO L280 TraceCheckUtils]: 1: Hoare triple {161#true} assume true; {161#true} is VALID [2020-07-10 18:55:49,539 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {161#true} {161#true} #367#return; {161#true} is VALID [2020-07-10 18:55:49,540 INFO L263 TraceCheckUtils]: 3: Hoare triple {161#true} call #t~ret15 := main(); {161#true} is VALID [2020-07-10 18:55:49,540 INFO L280 TraceCheckUtils]: 4: Hoare triple {161#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,541 INFO L280 TraceCheckUtils]: 5: Hoare triple {161#true} ~p1~0 := #t~nondet0; {161#true} is VALID [2020-07-10 18:55:49,541 INFO L280 TraceCheckUtils]: 6: Hoare triple {161#true} havoc #t~nondet0; {161#true} is VALID [2020-07-10 18:55:49,542 INFO L280 TraceCheckUtils]: 7: Hoare triple {161#true} havoc ~lk1~0; {161#true} is VALID [2020-07-10 18:55:49,542 INFO L280 TraceCheckUtils]: 8: Hoare triple {161#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,542 INFO L280 TraceCheckUtils]: 9: Hoare triple {161#true} ~p2~0 := #t~nondet1; {161#true} is VALID [2020-07-10 18:55:49,543 INFO L280 TraceCheckUtils]: 10: Hoare triple {161#true} havoc #t~nondet1; {161#true} is VALID [2020-07-10 18:55:49,543 INFO L280 TraceCheckUtils]: 11: Hoare triple {161#true} havoc ~lk2~0; {161#true} is VALID [2020-07-10 18:55:49,544 INFO L280 TraceCheckUtils]: 12: Hoare triple {161#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,544 INFO L280 TraceCheckUtils]: 13: Hoare triple {161#true} ~p3~0 := #t~nondet2; {161#true} is VALID [2020-07-10 18:55:49,544 INFO L280 TraceCheckUtils]: 14: Hoare triple {161#true} havoc #t~nondet2; {161#true} is VALID [2020-07-10 18:55:49,545 INFO L280 TraceCheckUtils]: 15: Hoare triple {161#true} havoc ~lk3~0; {161#true} is VALID [2020-07-10 18:55:49,545 INFO L280 TraceCheckUtils]: 16: Hoare triple {161#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,546 INFO L280 TraceCheckUtils]: 17: Hoare triple {161#true} ~p4~0 := #t~nondet3; {161#true} is VALID [2020-07-10 18:55:49,546 INFO L280 TraceCheckUtils]: 18: Hoare triple {161#true} havoc #t~nondet3; {161#true} is VALID [2020-07-10 18:55:49,547 INFO L280 TraceCheckUtils]: 19: Hoare triple {161#true} havoc ~lk4~0; {161#true} is VALID [2020-07-10 18:55:49,547 INFO L280 TraceCheckUtils]: 20: Hoare triple {161#true} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,548 INFO L280 TraceCheckUtils]: 21: Hoare triple {161#true} ~p5~0 := #t~nondet4; {161#true} is VALID [2020-07-10 18:55:49,548 INFO L280 TraceCheckUtils]: 22: Hoare triple {161#true} havoc #t~nondet4; {161#true} is VALID [2020-07-10 18:55:49,548 INFO L280 TraceCheckUtils]: 23: Hoare triple {161#true} havoc ~lk5~0; {161#true} is VALID [2020-07-10 18:55:49,549 INFO L280 TraceCheckUtils]: 24: Hoare triple {161#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,549 INFO L280 TraceCheckUtils]: 25: Hoare triple {161#true} ~p6~0 := #t~nondet5; {161#true} is VALID [2020-07-10 18:55:49,550 INFO L280 TraceCheckUtils]: 26: Hoare triple {161#true} havoc #t~nondet5; {161#true} is VALID [2020-07-10 18:55:49,550 INFO L280 TraceCheckUtils]: 27: Hoare triple {161#true} havoc ~lk6~0; {161#true} is VALID [2020-07-10 18:55:49,551 INFO L280 TraceCheckUtils]: 28: Hoare triple {161#true} assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,551 INFO L280 TraceCheckUtils]: 29: Hoare triple {161#true} ~p7~0 := #t~nondet6; {161#true} is VALID [2020-07-10 18:55:49,551 INFO L280 TraceCheckUtils]: 30: Hoare triple {161#true} havoc #t~nondet6; {161#true} is VALID [2020-07-10 18:55:49,552 INFO L280 TraceCheckUtils]: 31: Hoare triple {161#true} havoc ~lk7~0; {161#true} is VALID [2020-07-10 18:55:49,552 INFO L280 TraceCheckUtils]: 32: Hoare triple {161#true} assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,553 INFO L280 TraceCheckUtils]: 33: Hoare triple {161#true} ~p8~0 := #t~nondet7; {161#true} is VALID [2020-07-10 18:55:49,553 INFO L280 TraceCheckUtils]: 34: Hoare triple {161#true} havoc #t~nondet7; {161#true} is VALID [2020-07-10 18:55:49,553 INFO L280 TraceCheckUtils]: 35: Hoare triple {161#true} havoc ~lk8~0; {161#true} is VALID [2020-07-10 18:55:49,554 INFO L280 TraceCheckUtils]: 36: Hoare triple {161#true} assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,554 INFO L280 TraceCheckUtils]: 37: Hoare triple {161#true} ~p9~0 := #t~nondet8; {161#true} is VALID [2020-07-10 18:55:49,555 INFO L280 TraceCheckUtils]: 38: Hoare triple {161#true} havoc #t~nondet8; {161#true} is VALID [2020-07-10 18:55:49,555 INFO L280 TraceCheckUtils]: 39: Hoare triple {161#true} havoc ~lk9~0; {161#true} is VALID [2020-07-10 18:55:49,555 INFO L280 TraceCheckUtils]: 40: Hoare triple {161#true} assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,556 INFO L280 TraceCheckUtils]: 41: Hoare triple {161#true} ~p10~0 := #t~nondet9; {161#true} is VALID [2020-07-10 18:55:49,556 INFO L280 TraceCheckUtils]: 42: Hoare triple {161#true} havoc #t~nondet9; {161#true} is VALID [2020-07-10 18:55:49,557 INFO L280 TraceCheckUtils]: 43: Hoare triple {161#true} havoc ~lk10~0; {161#true} is VALID [2020-07-10 18:55:49,557 INFO L280 TraceCheckUtils]: 44: Hoare triple {161#true} assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,557 INFO L280 TraceCheckUtils]: 45: Hoare triple {161#true} ~p11~0 := #t~nondet10; {161#true} is VALID [2020-07-10 18:55:49,558 INFO L280 TraceCheckUtils]: 46: Hoare triple {161#true} havoc #t~nondet10; {161#true} is VALID [2020-07-10 18:55:49,558 INFO L280 TraceCheckUtils]: 47: Hoare triple {161#true} havoc ~lk11~0; {161#true} is VALID [2020-07-10 18:55:49,559 INFO L280 TraceCheckUtils]: 48: Hoare triple {161#true} assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,559 INFO L280 TraceCheckUtils]: 49: Hoare triple {161#true} ~p12~0 := #t~nondet11; {161#true} is VALID [2020-07-10 18:55:49,560 INFO L280 TraceCheckUtils]: 50: Hoare triple {161#true} havoc #t~nondet11; {161#true} is VALID [2020-07-10 18:55:49,560 INFO L280 TraceCheckUtils]: 51: Hoare triple {161#true} havoc ~lk12~0; {161#true} is VALID [2020-07-10 18:55:49,560 INFO L280 TraceCheckUtils]: 52: Hoare triple {161#true} assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,561 INFO L280 TraceCheckUtils]: 53: Hoare triple {161#true} ~p13~0 := #t~nondet12; {161#true} is VALID [2020-07-10 18:55:49,561 INFO L280 TraceCheckUtils]: 54: Hoare triple {161#true} havoc #t~nondet12; {161#true} is VALID [2020-07-10 18:55:49,561 INFO L280 TraceCheckUtils]: 55: Hoare triple {161#true} havoc ~lk13~0; {161#true} is VALID [2020-07-10 18:55:49,562 INFO L280 TraceCheckUtils]: 56: Hoare triple {161#true} assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,562 INFO L280 TraceCheckUtils]: 57: Hoare triple {161#true} ~p14~0 := #t~nondet13; {161#true} is VALID [2020-07-10 18:55:49,563 INFO L280 TraceCheckUtils]: 58: Hoare triple {161#true} havoc #t~nondet13; {161#true} is VALID [2020-07-10 18:55:49,563 INFO L280 TraceCheckUtils]: 59: Hoare triple {161#true} havoc ~lk14~0; {161#true} is VALID [2020-07-10 18:55:49,564 INFO L280 TraceCheckUtils]: 60: Hoare triple {161#true} havoc ~cond~0; {161#true} is VALID [2020-07-10 18:55:49,564 INFO L280 TraceCheckUtils]: 61: Hoare triple {161#true} assume !false; {161#true} is VALID [2020-07-10 18:55:49,564 INFO L280 TraceCheckUtils]: 62: Hoare triple {161#true} assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647; {161#true} is VALID [2020-07-10 18:55:49,565 INFO L280 TraceCheckUtils]: 63: Hoare triple {161#true} ~cond~0 := #t~nondet14; {161#true} is VALID [2020-07-10 18:55:49,565 INFO L280 TraceCheckUtils]: 64: Hoare triple {161#true} havoc #t~nondet14; {161#true} is VALID [2020-07-10 18:55:49,566 INFO L280 TraceCheckUtils]: 65: Hoare triple {161#true} assume !(0 == ~cond~0); {161#true} is VALID [2020-07-10 18:55:49,566 INFO L280 TraceCheckUtils]: 66: Hoare triple {161#true} ~lk1~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,567 INFO L280 TraceCheckUtils]: 67: Hoare triple {161#true} ~lk2~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,567 INFO L280 TraceCheckUtils]: 68: Hoare triple {161#true} ~lk3~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,567 INFO L280 TraceCheckUtils]: 69: Hoare triple {161#true} ~lk4~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,568 INFO L280 TraceCheckUtils]: 70: Hoare triple {161#true} ~lk5~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,568 INFO L280 TraceCheckUtils]: 71: Hoare triple {161#true} ~lk6~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,569 INFO L280 TraceCheckUtils]: 72: Hoare triple {161#true} ~lk7~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,569 INFO L280 TraceCheckUtils]: 73: Hoare triple {161#true} ~lk8~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,569 INFO L280 TraceCheckUtils]: 74: Hoare triple {161#true} ~lk9~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,570 INFO L280 TraceCheckUtils]: 75: Hoare triple {161#true} ~lk10~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,570 INFO L280 TraceCheckUtils]: 76: Hoare triple {161#true} ~lk11~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,570 INFO L280 TraceCheckUtils]: 77: Hoare triple {161#true} ~lk12~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,571 INFO L280 TraceCheckUtils]: 78: Hoare triple {161#true} ~lk13~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,571 INFO L280 TraceCheckUtils]: 79: Hoare triple {161#true} ~lk14~0 := 0; {161#true} is VALID [2020-07-10 18:55:49,573 INFO L280 TraceCheckUtils]: 80: Hoare triple {161#true} assume !(0 != ~p1~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,574 INFO L280 TraceCheckUtils]: 81: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p2~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,575 INFO L280 TraceCheckUtils]: 82: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p3~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,576 INFO L280 TraceCheckUtils]: 83: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p4~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,577 INFO L280 TraceCheckUtils]: 84: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p5~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,578 INFO L280 TraceCheckUtils]: 85: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p6~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,579 INFO L280 TraceCheckUtils]: 86: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p7~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,580 INFO L280 TraceCheckUtils]: 87: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p8~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,581 INFO L280 TraceCheckUtils]: 88: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p9~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,582 INFO L280 TraceCheckUtils]: 89: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p10~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,583 INFO L280 TraceCheckUtils]: 90: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p11~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,584 INFO L280 TraceCheckUtils]: 91: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p12~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,585 INFO L280 TraceCheckUtils]: 92: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p13~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,587 INFO L280 TraceCheckUtils]: 93: Hoare triple {165#(= 0 main_~p1~0)} assume !(0 != ~p14~0); {165#(= 0 main_~p1~0)} is VALID [2020-07-10 18:55:49,588 INFO L280 TraceCheckUtils]: 94: Hoare triple {165#(= 0 main_~p1~0)} assume 0 != ~p1~0; {162#false} is VALID [2020-07-10 18:55:49,588 INFO L280 TraceCheckUtils]: 95: Hoare triple {162#false} assume 1 != ~lk1~0; {162#false} is VALID [2020-07-10 18:55:49,589 INFO L280 TraceCheckUtils]: 96: Hoare triple {162#false} assume !false; {162#false} is VALID [2020-07-10 18:55:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 18:55:49,628 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 18:55:49,630 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [158682483] [2020-07-10 18:55:49,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 18:55:49,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 18:55:49,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819492835] [2020-07-10 18:55:49,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-07-10 18:55:49,644 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 18:55:49,648 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 18:55:49,779 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 18:55:49,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 18:55:49,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-10 18:55:49,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 18:55:49,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 18:55:49,792 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 3 states. [2020-07-10 18:55:50,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 18:55:50,525 INFO L93 Difference]: Finished difference Result 345 states and 477 transitions. [2020-07-10 18:55:50,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 18:55:50,525 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-07-10 18:55:50,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 18:55:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 18:55:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 477 transitions. [2020-07-10 18:55:50,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 18:55:50,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 477 transitions. [2020-07-10 18:55:50,564 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 477 transitions. [2020-07-10 18:55:51,142 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 477 edges. 477 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 18:55:51,175 INFO L225 Difference]: With dead ends: 345 [2020-07-10 18:55:51,175 INFO L226 Difference]: Without dead ends: 240 [2020-07-10 18:55:51,182 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 18:55:51,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-07-10 18:55:51,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 238. [2020-07-10 18:55:51,390 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 18:55:51,391 INFO L82 GeneralOperation]: Start isEquivalent. First operand 240 states. Second operand 238 states. [2020-07-10 18:55:51,392 INFO L74 IsIncluded]: Start isIncluded. First operand 240 states. Second operand 238 states. [2020-07-10 18:55:51,392 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 238 states. [2020-07-10 18:55:51,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 18:55:51,410 INFO L93 Difference]: Finished difference Result 240 states and 319 transitions. [2020-07-10 18:55:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 319 transitions. [2020-07-10 18:55:51,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 18:55:51,413 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 18:55:51,414 INFO L74 IsIncluded]: Start isIncluded. First operand 238 states. Second operand 240 states. [2020-07-10 18:55:51,414 INFO L87 Difference]: Start difference. First operand 238 states. Second operand 240 states. [2020-07-10 18:55:51,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 18:55:51,429 INFO L93 Difference]: Finished difference Result 240 states and 319 transitions. [2020-07-10 18:55:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 319 transitions. [2020-07-10 18:55:51,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 18:55:51,432 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 18:55:51,432 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 18:55:51,432 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 18:55:51,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-07-10 18:55:51,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 318 transitions. [2020-07-10 18:55:51,448 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 318 transitions. Word has length 97 [2020-07-10 18:55:51,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 18:55:51,449 INFO L479 AbstractCegarLoop]: Abstraction has 238 states and 318 transitions. [2020-07-10 18:55:51,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 18:55:51,449 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 238 states and 318 transitions. [2020-07-10 18:55:51,779 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 318 edges. 318 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 18:55:51,780 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 318 transitions. [2020-07-10 18:55:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-07-10 18:55:51,783 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 18:55:51,783 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] [2020-07-10 18:55:51,784 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 18:55:51,784 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 18:55:51,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 18:55:51,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1065536007, now seen corresponding path program 1 times [2020-07-10 18:55:51,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 18:55:51,785 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [889833429] [2020-07-10 18:55:51,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 18:55:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 18:55:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 18:55:51,919 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 18:55:51,921 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-10 18:55:51,921 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 18:55:51,924 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 18:55:51,950 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 18:55:51,951 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 18:55:51,951 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 18:55:51,951 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 18:55:51,951 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 18:55:51,951 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 18:55:51,951 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 18:55:51,956 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 18:55:51,957 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 18:55:51,957 WARN L170 areAnnotationChecker]: L6-1 has no Hoare annotation [2020-07-10 18:55:51,957 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-10 18:55:51,957 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-10 18:55:51,957 WARN L170 areAnnotationChecker]: L9-1 has no Hoare annotation [2020-07-10 18:55:51,957 WARN L170 areAnnotationChecker]: L9-2 has no Hoare annotation [2020-07-10 18:55:51,957 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-10 18:55:51,959 WARN L170 areAnnotationChecker]: L12 has no Hoare annotation [2020-07-10 18:55:51,959 WARN L170 areAnnotationChecker]: L12-1 has no Hoare annotation [2020-07-10 18:55:51,959 WARN L170 areAnnotationChecker]: L12-2 has no Hoare annotation [2020-07-10 18:55:51,959 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-10 18:55:51,959 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-10 18:55:51,959 WARN L170 areAnnotationChecker]: L15-1 has no Hoare annotation [2020-07-10 18:55:51,959 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-10 18:55:51,960 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-10 18:55:51,960 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-10 18:55:51,960 WARN L170 areAnnotationChecker]: L18-1 has no Hoare annotation [2020-07-10 18:55:51,960 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-10 18:55:51,960 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L21-2 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L24-1 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L24-2 has no Hoare annotation [2020-07-10 18:55:51,961 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L27-2 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L30-2 has no Hoare annotation [2020-07-10 18:55:51,962 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L33 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L33-1 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L33-2 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L36-1 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L36-2 has no Hoare annotation [2020-07-10 18:55:51,963 WARN L170 areAnnotationChecker]: L37 has no Hoare annotation [2020-07-10 18:55:51,964 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-10 18:55:51,964 WARN L170 areAnnotationChecker]: L39-1 has no Hoare annotation [2020-07-10 18:55:51,964 WARN L170 areAnnotationChecker]: L39-2 has no Hoare annotation [2020-07-10 18:55:51,964 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-10 18:55:51,964 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-10 18:55:51,965 WARN L170 areAnnotationChecker]: L42-1 has no Hoare annotation [2020-07-10 18:55:51,969 WARN L170 areAnnotationChecker]: L42-2 has no Hoare annotation [2020-07-10 18:55:51,969 WARN L170 areAnnotationChecker]: L43 has no Hoare annotation [2020-07-10 18:55:51,969 WARN L170 areAnnotationChecker]: L45 has no Hoare annotation [2020-07-10 18:55:51,969 WARN L170 areAnnotationChecker]: L45-1 has no Hoare annotation [2020-07-10 18:55:51,976 WARN L170 areAnnotationChecker]: L45-2 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: L46 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: L49 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: L52 has no Hoare annotation [2020-07-10 18:55:51,977 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 18:55:51,978 WARN L170 areAnnotationChecker]: L52-1 has no Hoare annotation [2020-07-10 18:55:51,978 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 18:55:51,978 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-10 18:55:51,978 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-10 18:55:51,978 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-10 18:55:51,979 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L58 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-10 18:55:51,980 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-10 18:55:51,981 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-10 18:55:51,982 WARN L170 areAnnotationChecker]: L86-2 has no Hoare annotation [2020-07-10 18:55:51,982 WARN L170 areAnnotationChecker]: L86-2 has no Hoare annotation [2020-07-10 18:55:51,982 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 18:55:51,982 WARN L170 areAnnotationChecker]: L90-1 has no Hoare annotation [2020-07-10 18:55:51,982 WARN L170 areAnnotationChecker]: L90-1 has no Hoare annotation [2020-07-10 18:55:51,982 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-10 18:55:51,982 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-10 18:55:51,983 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-10 18:55:51,983 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-10 18:55:51,983 WARN L170 areAnnotationChecker]: L98-1 has no Hoare annotation [2020-07-10 18:55:51,983 WARN L170 areAnnotationChecker]: L98-1 has no Hoare annotation [2020-07-10 18:55:51,983 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 18:55:51,983 WARN L170 areAnnotationChecker]: L102-1 has no Hoare annotation [2020-07-10 18:55:51,983 WARN L170 areAnnotationChecker]: L102-1 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L106-1 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L106-1 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L110-1 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L110-1 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L115 has no Hoare annotation [2020-07-10 18:55:51,984 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L119 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L118-1 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L118-1 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-10 18:55:51,985 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-10 18:55:51,986 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-10 18:55:51,986 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-10 18:55:51,986 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2020-07-10 18:55:51,986 WARN L170 areAnnotationChecker]: L130-1 has no Hoare annotation [2020-07-10 18:55:51,986 WARN L170 areAnnotationChecker]: L130-1 has no Hoare annotation [2020-07-10 18:55:51,986 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 18:55:51,986 WARN L170 areAnnotationChecker]: L134-1 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L134-1 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L138-1 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L138-1 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L144-1 has no Hoare annotation [2020-07-10 18:55:51,987 WARN L170 areAnnotationChecker]: L144-1 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L146 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L150 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L150 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L151 has no Hoare annotation [2020-07-10 18:55:51,988 WARN L170 areAnnotationChecker]: L149 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L149 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L154-1 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L154-1 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-10 18:55:51,989 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L159-1 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L159-1 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L164-1 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L164-1 has no Hoare annotation [2020-07-10 18:55:51,990 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 18:55:51,991 WARN L170 areAnnotationChecker]: L174-1 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L174-1 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L176 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L179-1 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L179-1 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L181 has no Hoare annotation [2020-07-10 18:55:51,992 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-10 18:55:51,993 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-10 18:55:51,993 WARN L170 areAnnotationChecker]: L184-1 has no Hoare annotation [2020-07-10 18:55:51,993 WARN L170 areAnnotationChecker]: L184-1 has no Hoare annotation [2020-07-10 18:55:51,993 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2020-07-10 18:55:51,993 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-10 18:55:51,993 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-10 18:55:51,993 WARN L170 areAnnotationChecker]: L189-1 has no Hoare annotation [2020-07-10 18:55:51,997 WARN L170 areAnnotationChecker]: L189-1 has no Hoare annotation [2020-07-10 18:55:51,997 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-10 18:55:51,997 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-10 18:55:51,997 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-10 18:55:51,997 WARN L170 areAnnotationChecker]: L194-1 has no Hoare annotation [2020-07-10 18:55:52,000 WARN L170 areAnnotationChecker]: L194-1 has no Hoare annotation [2020-07-10 18:55:52,001 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-10 18:55:52,001 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 18:55:52,001 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 18:55:52,001 WARN L170 areAnnotationChecker]: L199-1 has no Hoare annotation [2020-07-10 18:55:52,001 WARN L170 areAnnotationChecker]: L199-1 has no Hoare annotation [2020-07-10 18:55:52,001 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-10 18:55:52,001 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-10 18:55:52,002 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-10 18:55:52,002 WARN L170 areAnnotationChecker]: L204-1 has no Hoare annotation [2020-07-10 18:55:52,002 WARN L170 areAnnotationChecker]: L204-1 has no Hoare annotation [2020-07-10 18:55:52,002 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-10 18:55:52,002 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-10 18:55:52,002 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-10 18:55:52,002 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2020-07-10 18:55:52,002 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 18:55:52,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 06:55:52 BoogieIcfgContainer [2020-07-10 18:55:52,010 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 18:55:52,014 INFO L168 Benchmark]: Toolchain (without parser) took 4171.84 ms. Allocated memory was 136.3 MB in the beginning and 251.7 MB in the end (delta: 115.3 MB). Free memory was 101.8 MB in the beginning and 170.4 MB in the end (delta: -68.6 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. [2020-07-10 18:55:52,016 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 136.3 MB. Free memory was 119.8 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-10 18:55:52,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.97 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 101.6 MB in the beginning and 179.8 MB in the end (delta: -78.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2020-07-10 18:55:52,018 INFO L168 Benchmark]: Boogie Preprocessor took 48.72 ms. Allocated memory is still 200.8 MB. Free memory was 179.8 MB in the beginning and 177.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-07-10 18:55:52,019 INFO L168 Benchmark]: RCFGBuilder took 796.19 ms. Allocated memory is still 200.8 MB. Free memory was 177.1 MB in the beginning and 123.6 MB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 MB. Max. memory is 7.1 GB. [2020-07-10 18:55:52,021 INFO L168 Benchmark]: TraceAbstraction took 2888.37 ms. Allocated memory was 200.8 MB in the beginning and 251.7 MB in the end (delta: 50.9 MB). Free memory was 123.6 MB in the beginning and 170.4 MB in the end (delta: -46.8 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-10 18:55:52,037 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 136.3 MB. Free memory was 119.8 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 431.97 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 101.6 MB in the beginning and 179.8 MB in the end (delta: -78.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.72 ms. Allocated memory is still 200.8 MB. Free memory was 179.8 MB in the beginning and 177.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 796.19 ms. Allocated memory is still 200.8 MB. Free memory was 177.1 MB in the beginning and 123.6 MB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2888.37 ms. Allocated memory was 200.8 MB in the beginning and 251.7 MB in the end (delta: 50.9 MB). Free memory was 123.6 MB in the beginning and 170.4 MB in the end (delta: -46.8 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 217]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L6] int p1 = __VERIFIER_nondet_int(); [L7] int lk1; [L9] int p2 = __VERIFIER_nondet_int(); [L10] int lk2; [L12] int p3 = __VERIFIER_nondet_int(); [L13] int lk3; [L15] int p4 = __VERIFIER_nondet_int(); [L16] int lk4; [L18] int p5 = __VERIFIER_nondet_int(); [L19] int lk5; [L21] int p6 = __VERIFIER_nondet_int(); [L22] int lk6; [L24] int p7 = __VERIFIER_nondet_int(); [L25] int lk7; [L27] int p8 = __VERIFIER_nondet_int(); [L28] int lk8; [L30] int p9 = __VERIFIER_nondet_int(); [L31] int lk9; [L33] int p10 = __VERIFIER_nondet_int(); [L34] int lk10; [L36] int p11 = __VERIFIER_nondet_int(); [L37] int lk11; [L39] int p12 = __VERIFIER_nondet_int(); [L40] int lk12; [L42] int p13 = __VERIFIER_nondet_int(); [L43] int lk13; [L45] int p14 = __VERIFIER_nondet_int(); [L46] int lk14; [L49] int cond; [L51] COND TRUE 1 [L52] cond = __VERIFIER_nondet_int() [L53] COND FALSE !(cond == 0) [L56] lk1 = 0 [L58] lk2 = 0 [L60] lk3 = 0 [L62] lk4 = 0 [L64] lk5 = 0 [L66] lk6 = 0 [L68] lk7 = 0 [L70] lk8 = 0 [L72] lk9 = 0 [L74] lk10 = 0 [L76] lk11 = 0 [L78] lk12 = 0 [L80] lk13 = 0 [L82] lk14 = 0 [L86] COND FALSE !(p1 != 0) [L90] COND FALSE !(p2 != 0) [L94] COND FALSE !(p3 != 0) [L98] COND FALSE !(p4 != 0) [L102] COND FALSE !(p5 != 0) [L106] COND FALSE !(p6 != 0) [L110] COND FALSE !(p7 != 0) [L114] COND FALSE !(p8 != 0) [L118] COND FALSE !(p9 != 0) [L122] COND FALSE !(p10 != 0) [L126] COND FALSE !(p11 != 0) [L130] COND FALSE !(p12 != 0) [L134] COND FALSE !(p13 != 0) [L138] COND FALSE !(p14 != 0) [L144] COND FALSE !(p1 != 0) [L149] COND FALSE !(p2 != 0) [L217] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 158 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 220 SDtfs, 115 SDslu, 194 SDs, 0 SdLazy, 5 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=238occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 incorrect! Received shutdown request...