java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-lit/gj2007_true-unreach-call.c.i.p+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-370d6ab [2018-11-14 17:35:32,855 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 17:35:32,858 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 17:35:32,871 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 17:35:32,871 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 17:35:32,872 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 17:35:32,874 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 17:35:32,876 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 17:35:32,877 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 17:35:32,879 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 17:35:32,880 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 17:35:32,880 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 17:35:32,881 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 17:35:32,882 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 17:35:32,883 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 17:35:32,884 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 17:35:32,885 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 17:35:32,887 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 17:35:32,889 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 17:35:32,894 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 17:35:32,895 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 17:35:32,896 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 17:35:32,901 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-14 17:35:32,917 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-14 17:35:32,946 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 17:35:32,947 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 17:35:32,947 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 17:35:32,948 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 17:35:32,948 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 17:35:32,949 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 17:35:32,950 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 17:35:32,950 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 17:35:32,950 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 17:35:32,950 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-14 17:35:32,950 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 17:35:32,951 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 17:35:32,951 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 17:35:32,951 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 17:35:32,951 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 17:35:32,951 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 17:35:32,953 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 17:35:32,953 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 17:35:32,953 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 17:35:32,953 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 17:35:32,954 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 17:35:32,954 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 17:35:32,954 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 17:35:32,954 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 17:35:32,954 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 17:35:32,955 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 17:35:32,955 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-14 17:35:32,955 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 17:35:32,955 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-14 17:35:32,955 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 17:35:33,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 17:35:33,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 17:35:33,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 17:35:33,032 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 17:35:33,033 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 17:35:33,033 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gj2007_true-unreach-call.c.i.p+lhb-reducer.c [2018-11-14 17:35:33,100 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb754797/8dc98506d812478fbde309c63b9f80bd/FLAG8d89edb57 [2018-11-14 17:35:33,534 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 17:35:33,535 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gj2007_true-unreach-call.c.i.p+lhb-reducer.c [2018-11-14 17:35:33,543 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb754797/8dc98506d812478fbde309c63b9f80bd/FLAG8d89edb57 [2018-11-14 17:35:33,560 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb754797/8dc98506d812478fbde309c63b9f80bd [2018-11-14 17:35:33,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 17:35:33,572 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-14 17:35:33,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 17:35:33,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 17:35:33,577 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 17:35:33,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23362a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33, skipping insertion in model container [2018-11-14 17:35:33,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 17:35:33,620 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 17:35:33,849 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 17:35:33,856 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 17:35:33,890 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 17:35:33,921 INFO L195 MainTranslator]: Completed translation [2018-11-14 17:35:33,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33 WrapperNode [2018-11-14 17:35:33,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 17:35:33,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 17:35:33,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 17:35:33,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 17:35:33,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (1/1) ... [2018-11-14 17:35:33,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 17:35:33,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 17:35:33,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 17:35:33,982 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 17:35:33,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (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 [2018-11-14 17:35:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 17:35:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 17:35:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 17:35:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 17:35:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-14 17:35:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-14 17:35:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-14 17:35:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 17:35:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 17:35:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 17:35:35,031 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 17:35:35,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:35:35 BoogieIcfgContainer [2018-11-14 17:35:35,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 17:35:35,033 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-14 17:35:35,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-14 17:35:35,036 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-14 17:35:35,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:35:33" (1/3) ... [2018-11-14 17:35:35,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef1147d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:35:35, skipping insertion in model container [2018-11-14 17:35:35,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:33" (2/3) ... [2018-11-14 17:35:35,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef1147d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:35:35, skipping insertion in model container [2018-11-14 17:35:35,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:35:35" (3/3) ... [2018-11-14 17:35:35,041 INFO L112 eAbstractionObserver]: Analyzing ICFG gj2007_true-unreach-call.c.i.p+lhb-reducer.c [2018-11-14 17:35:35,052 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-14 17:35:35,068 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-14 17:35:35,090 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-14 17:35:35,135 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-14 17:35:35,136 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-14 17:35:35,136 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-14 17:35:35,136 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-14 17:35:35,137 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-14 17:35:35,137 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-14 17:35:35,138 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-14 17:35:35,138 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-14 17:35:35,138 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-14 17:35:35,158 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2018-11-14 17:35:35,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:35:35,166 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:35,167 INFO L375 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] [2018-11-14 17:35:35,170 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:35,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:35,176 INFO L82 PathProgramCache]: Analyzing trace with hash -535062244, now seen corresponding path program 1 times [2018-11-14 17:35:35,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:35,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:35,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:35,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:35,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:35,483 INFO L256 TraceCheckUtils]: 0: Hoare triple {36#true} call ULTIMATE.init(); {36#true} is VALID [2018-11-14 17:35:35,486 INFO L273 TraceCheckUtils]: 1: Hoare triple {36#true} ~__return_main~0 := 0;~__return_720~0 := 0; {36#true} is VALID [2018-11-14 17:35:35,487 INFO L273 TraceCheckUtils]: 2: Hoare triple {36#true} assume true; {36#true} is VALID [2018-11-14 17:35:35,488 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {36#true} {36#true} #115#return; {36#true} is VALID [2018-11-14 17:35:35,488 INFO L256 TraceCheckUtils]: 4: Hoare triple {36#true} call #t~ret1 := main(); {36#true} is VALID [2018-11-14 17:35:35,488 INFO L273 TraceCheckUtils]: 5: Hoare triple {36#true} ~main__x~0 := 0;~main__y~0 := 50; {36#true} is VALID [2018-11-14 17:35:35,488 INFO L273 TraceCheckUtils]: 6: Hoare triple {36#true} assume ~main__x~0 < 100; {36#true} is VALID [2018-11-14 17:35:35,489 INFO L273 TraceCheckUtils]: 7: Hoare triple {36#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {36#true} is VALID [2018-11-14 17:35:35,489 INFO L273 TraceCheckUtils]: 8: Hoare triple {36#true} assume ~main__x~0 < 100; {36#true} is VALID [2018-11-14 17:35:35,489 INFO L273 TraceCheckUtils]: 9: Hoare triple {36#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {36#true} is VALID [2018-11-14 17:35:35,490 INFO L273 TraceCheckUtils]: 10: Hoare triple {36#true} assume ~main__x~0 < 100; {36#true} is VALID [2018-11-14 17:35:35,492 INFO L273 TraceCheckUtils]: 11: Hoare triple {36#true} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {38#(<= 51 main_~main__x~0)} is VALID [2018-11-14 17:35:35,493 INFO L273 TraceCheckUtils]: 12: Hoare triple {38#(<= 51 main_~main__x~0)} assume ~main__x~0 < 100; {38#(<= 51 main_~main__x~0)} is VALID [2018-11-14 17:35:35,494 INFO L273 TraceCheckUtils]: 13: Hoare triple {38#(<= 51 main_~main__x~0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {37#false} is VALID [2018-11-14 17:35:35,494 INFO L273 TraceCheckUtils]: 14: Hoare triple {37#false} assume ~main__x~0 < 100; {37#false} is VALID [2018-11-14 17:35:35,494 INFO L273 TraceCheckUtils]: 15: Hoare triple {37#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {37#false} is VALID [2018-11-14 17:35:35,495 INFO L273 TraceCheckUtils]: 16: Hoare triple {37#false} assume ~main__x~0 < 100; {37#false} is VALID [2018-11-14 17:35:35,495 INFO L273 TraceCheckUtils]: 17: Hoare triple {37#false} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {37#false} is VALID [2018-11-14 17:35:35,495 INFO L273 TraceCheckUtils]: 18: Hoare triple {37#false} assume ~main__x~0 < 100; {37#false} is VALID [2018-11-14 17:35:35,496 INFO L273 TraceCheckUtils]: 19: Hoare triple {37#false} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {37#false} is VALID [2018-11-14 17:35:35,496 INFO L273 TraceCheckUtils]: 20: Hoare triple {37#false} assume ~main__x~0 < 100; {37#false} is VALID [2018-11-14 17:35:35,496 INFO L273 TraceCheckUtils]: 21: Hoare triple {37#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {37#false} is VALID [2018-11-14 17:35:35,497 INFO L273 TraceCheckUtils]: 22: Hoare triple {37#false} assume ~main__x~0 < 100; {37#false} is VALID [2018-11-14 17:35:35,497 INFO L273 TraceCheckUtils]: 23: Hoare triple {37#false} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {37#false} is VALID [2018-11-14 17:35:35,497 INFO L273 TraceCheckUtils]: 24: Hoare triple {37#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {37#false} is VALID [2018-11-14 17:35:35,498 INFO L273 TraceCheckUtils]: 25: Hoare triple {37#false} assume ~__VERIFIER_assert__cond~0 == 0; {37#false} is VALID [2018-11-14 17:35:35,498 INFO L273 TraceCheckUtils]: 26: Hoare triple {37#false} assume !false; {37#false} is VALID [2018-11-14 17:35:35,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:35,507 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:35:35,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-14 17:35:35,514 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-11-14 17:35:35,517 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:35,521 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-14 17:35:35,627 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:35,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-14 17:35:35,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-14 17:35:35,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 17:35:35,639 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 3 states. [2018-11-14 17:35:36,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:36,633 INFO L93 Difference]: Finished difference Result 74 states and 128 transitions. [2018-11-14 17:35:36,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-14 17:35:36,634 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-11-14 17:35:36,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:36,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 17:35:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 128 transitions. [2018-11-14 17:35:36,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 17:35:36,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 128 transitions. [2018-11-14 17:35:36,659 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 128 transitions. [2018-11-14 17:35:36,994 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 128 edges. 128 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:37,008 INFO L225 Difference]: With dead ends: 74 [2018-11-14 17:35:37,008 INFO L226 Difference]: Without dead ends: 47 [2018-11-14 17:35:37,012 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 17:35:37,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-11-14 17:35:37,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-11-14 17:35:37,311 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:37,312 INFO L82 GeneralOperation]: Start isEquivalent. First operand 47 states. Second operand 47 states. [2018-11-14 17:35:37,312 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand 47 states. [2018-11-14 17:35:37,313 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 47 states. [2018-11-14 17:35:37,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:37,322 INFO L93 Difference]: Finished difference Result 47 states and 58 transitions. [2018-11-14 17:35:37,322 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2018-11-14 17:35:37,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:37,324 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:37,325 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand 47 states. [2018-11-14 17:35:37,325 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 47 states. [2018-11-14 17:35:37,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:37,336 INFO L93 Difference]: Finished difference Result 47 states and 58 transitions. [2018-11-14 17:35:37,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2018-11-14 17:35:37,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:37,337 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:37,337 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:37,337 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:37,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-14 17:35:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 58 transitions. [2018-11-14 17:35:37,347 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 58 transitions. Word has length 27 [2018-11-14 17:35:37,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:37,347 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 58 transitions. [2018-11-14 17:35:37,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-14 17:35:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2018-11-14 17:35:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:35:37,349 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:37,349 INFO L375 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] [2018-11-14 17:35:37,350 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:37,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:37,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1447563500, now seen corresponding path program 1 times [2018-11-14 17:35:37,351 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:37,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:37,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:37,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:37,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:37,506 INFO L256 TraceCheckUtils]: 0: Hoare triple {308#true} call ULTIMATE.init(); {308#true} is VALID [2018-11-14 17:35:37,506 INFO L273 TraceCheckUtils]: 1: Hoare triple {308#true} ~__return_main~0 := 0;~__return_720~0 := 0; {308#true} is VALID [2018-11-14 17:35:37,507 INFO L273 TraceCheckUtils]: 2: Hoare triple {308#true} assume true; {308#true} is VALID [2018-11-14 17:35:37,507 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {308#true} {308#true} #115#return; {308#true} is VALID [2018-11-14 17:35:37,507 INFO L256 TraceCheckUtils]: 4: Hoare triple {308#true} call #t~ret1 := main(); {308#true} is VALID [2018-11-14 17:35:37,509 INFO L273 TraceCheckUtils]: 5: Hoare triple {308#true} ~main__x~0 := 0;~main__y~0 := 50; {310#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:37,511 INFO L273 TraceCheckUtils]: 6: Hoare triple {310#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {310#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:37,513 INFO L273 TraceCheckUtils]: 7: Hoare triple {310#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {311#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:37,513 INFO L273 TraceCheckUtils]: 8: Hoare triple {311#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {311#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:37,520 INFO L273 TraceCheckUtils]: 9: Hoare triple {311#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {312#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:37,528 INFO L273 TraceCheckUtils]: 10: Hoare triple {312#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {312#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:37,534 INFO L273 TraceCheckUtils]: 11: Hoare triple {312#(<= main_~main__x~0 2)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {309#false} is VALID [2018-11-14 17:35:37,534 INFO L273 TraceCheckUtils]: 12: Hoare triple {309#false} assume ~main__x~0 < 100; {309#false} is VALID [2018-11-14 17:35:37,535 INFO L273 TraceCheckUtils]: 13: Hoare triple {309#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {309#false} is VALID [2018-11-14 17:35:37,535 INFO L273 TraceCheckUtils]: 14: Hoare triple {309#false} assume ~main__x~0 < 100; {309#false} is VALID [2018-11-14 17:35:37,535 INFO L273 TraceCheckUtils]: 15: Hoare triple {309#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {309#false} is VALID [2018-11-14 17:35:37,535 INFO L273 TraceCheckUtils]: 16: Hoare triple {309#false} assume ~main__x~0 < 100; {309#false} is VALID [2018-11-14 17:35:37,536 INFO L273 TraceCheckUtils]: 17: Hoare triple {309#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {309#false} is VALID [2018-11-14 17:35:37,536 INFO L273 TraceCheckUtils]: 18: Hoare triple {309#false} assume ~main__x~0 < 100; {309#false} is VALID [2018-11-14 17:35:37,536 INFO L273 TraceCheckUtils]: 19: Hoare triple {309#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {309#false} is VALID [2018-11-14 17:35:37,537 INFO L273 TraceCheckUtils]: 20: Hoare triple {309#false} assume ~main__x~0 < 100; {309#false} is VALID [2018-11-14 17:35:37,537 INFO L273 TraceCheckUtils]: 21: Hoare triple {309#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {309#false} is VALID [2018-11-14 17:35:37,537 INFO L273 TraceCheckUtils]: 22: Hoare triple {309#false} assume ~main__x~0 < 100; {309#false} is VALID [2018-11-14 17:35:37,538 INFO L273 TraceCheckUtils]: 23: Hoare triple {309#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {309#false} is VALID [2018-11-14 17:35:37,538 INFO L273 TraceCheckUtils]: 24: Hoare triple {309#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {309#false} is VALID [2018-11-14 17:35:37,538 INFO L273 TraceCheckUtils]: 25: Hoare triple {309#false} assume ~__VERIFIER_assert__cond~0 == 0; {309#false} is VALID [2018-11-14 17:35:37,539 INFO L273 TraceCheckUtils]: 26: Hoare triple {309#false} assume !false; {309#false} is VALID [2018-11-14 17:35:37,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:37,541 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:35:37,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-14 17:35:37,543 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-11-14 17:35:37,543 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:37,544 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-14 17:35:37,640 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:37,641 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-14 17:35:37,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-14 17:35:37,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-14 17:35:37,642 INFO L87 Difference]: Start difference. First operand 47 states and 58 transitions. Second operand 5 states. [2018-11-14 17:35:38,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:38,043 INFO L93 Difference]: Finished difference Result 62 states and 73 transitions. [2018-11-14 17:35:38,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-14 17:35:38,044 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-11-14 17:35:38,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-14 17:35:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions. [2018-11-14 17:35:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-14 17:35:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions. [2018-11-14 17:35:38,050 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 60 transitions. [2018-11-14 17:35:38,137 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:38,140 INFO L225 Difference]: With dead ends: 62 [2018-11-14 17:35:38,140 INFO L226 Difference]: Without dead ends: 41 [2018-11-14 17:35:38,142 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-14 17:35:38,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-14 17:35:38,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-14 17:35:38,186 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:38,187 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 41 states. [2018-11-14 17:35:38,187 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2018-11-14 17:35:38,187 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2018-11-14 17:35:38,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:38,191 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2018-11-14 17:35:38,191 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-11-14 17:35:38,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:38,192 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:38,193 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2018-11-14 17:35:38,193 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2018-11-14 17:35:38,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:38,196 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2018-11-14 17:35:38,196 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-11-14 17:35:38,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:38,197 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:38,197 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:38,197 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:38,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-14 17:35:38,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-11-14 17:35:38,200 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 27 [2018-11-14 17:35:38,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:38,201 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-11-14 17:35:38,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-14 17:35:38,201 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-11-14 17:35:38,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:35:38,202 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:38,202 INFO L375 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] [2018-11-14 17:35:38,203 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:38,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:38,203 INFO L82 PathProgramCache]: Analyzing trace with hash -646102720, now seen corresponding path program 1 times [2018-11-14 17:35:38,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:38,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:38,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:38,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:38,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:38,342 INFO L256 TraceCheckUtils]: 0: Hoare triple {547#true} call ULTIMATE.init(); {547#true} is VALID [2018-11-14 17:35:38,342 INFO L273 TraceCheckUtils]: 1: Hoare triple {547#true} ~__return_main~0 := 0;~__return_720~0 := 0; {547#true} is VALID [2018-11-14 17:35:38,342 INFO L273 TraceCheckUtils]: 2: Hoare triple {547#true} assume true; {547#true} is VALID [2018-11-14 17:35:38,343 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {547#true} {547#true} #115#return; {547#true} is VALID [2018-11-14 17:35:38,343 INFO L256 TraceCheckUtils]: 4: Hoare triple {547#true} call #t~ret1 := main(); {547#true} is VALID [2018-11-14 17:35:38,344 INFO L273 TraceCheckUtils]: 5: Hoare triple {547#true} ~main__x~0 := 0;~main__y~0 := 50; {549#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:38,344 INFO L273 TraceCheckUtils]: 6: Hoare triple {549#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {549#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:38,345 INFO L273 TraceCheckUtils]: 7: Hoare triple {549#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {550#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:38,348 INFO L273 TraceCheckUtils]: 8: Hoare triple {550#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {550#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:38,352 INFO L273 TraceCheckUtils]: 9: Hoare triple {550#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {551#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:38,352 INFO L273 TraceCheckUtils]: 10: Hoare triple {551#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {551#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:38,353 INFO L273 TraceCheckUtils]: 11: Hoare triple {551#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {552#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:38,354 INFO L273 TraceCheckUtils]: 12: Hoare triple {552#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {552#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:38,354 INFO L273 TraceCheckUtils]: 13: Hoare triple {552#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {553#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:38,355 INFO L273 TraceCheckUtils]: 14: Hoare triple {553#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {553#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:38,355 INFO L273 TraceCheckUtils]: 15: Hoare triple {553#(<= main_~main__x~0 4)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {548#false} is VALID [2018-11-14 17:35:38,356 INFO L273 TraceCheckUtils]: 16: Hoare triple {548#false} assume ~main__x~0 < 100; {548#false} is VALID [2018-11-14 17:35:38,356 INFO L273 TraceCheckUtils]: 17: Hoare triple {548#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {548#false} is VALID [2018-11-14 17:35:38,356 INFO L273 TraceCheckUtils]: 18: Hoare triple {548#false} assume ~main__x~0 < 100; {548#false} is VALID [2018-11-14 17:35:38,357 INFO L273 TraceCheckUtils]: 19: Hoare triple {548#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {548#false} is VALID [2018-11-14 17:35:38,357 INFO L273 TraceCheckUtils]: 20: Hoare triple {548#false} assume ~main__x~0 < 100; {548#false} is VALID [2018-11-14 17:35:38,357 INFO L273 TraceCheckUtils]: 21: Hoare triple {548#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {548#false} is VALID [2018-11-14 17:35:38,358 INFO L273 TraceCheckUtils]: 22: Hoare triple {548#false} assume ~main__x~0 < 100; {548#false} is VALID [2018-11-14 17:35:38,359 INFO L273 TraceCheckUtils]: 23: Hoare triple {548#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {548#false} is VALID [2018-11-14 17:35:38,359 INFO L273 TraceCheckUtils]: 24: Hoare triple {548#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {548#false} is VALID [2018-11-14 17:35:38,359 INFO L273 TraceCheckUtils]: 25: Hoare triple {548#false} assume ~__VERIFIER_assert__cond~0 == 0; {548#false} is VALID [2018-11-14 17:35:38,359 INFO L273 TraceCheckUtils]: 26: Hoare triple {548#false} assume !false; {548#false} is VALID [2018-11-14 17:35:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:38,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:35:38,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-14 17:35:38,362 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-11-14 17:35:38,362 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:38,363 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2018-11-14 17:35:38,402 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:38,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-14 17:35:38,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-14 17:35:38,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-11-14 17:35:38,404 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 7 states. [2018-11-14 17:35:38,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:38,806 INFO L93 Difference]: Finished difference Result 52 states and 60 transitions. [2018-11-14 17:35:38,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-14 17:35:38,807 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-11-14 17:35:38,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:38,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-14 17:35:38,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 51 transitions. [2018-11-14 17:35:38,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-14 17:35:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 51 transitions. [2018-11-14 17:35:38,811 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 51 transitions. [2018-11-14 17:35:38,971 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:38,973 INFO L225 Difference]: With dead ends: 52 [2018-11-14 17:35:38,974 INFO L226 Difference]: Without dead ends: 37 [2018-11-14 17:35:38,974 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-11-14 17:35:38,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-11-14 17:35:38,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-11-14 17:35:38,993 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:38,993 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:38,993 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:38,994 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:38,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:38,997 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2018-11-14 17:35:38,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2018-11-14 17:35:38,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:38,998 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:38,999 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:38,999 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:39,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:39,002 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2018-11-14 17:35:39,002 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2018-11-14 17:35:39,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:39,003 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:39,003 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:39,003 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:39,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-14 17:35:39,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 43 transitions. [2018-11-14 17:35:39,005 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 43 transitions. Word has length 27 [2018-11-14 17:35:39,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:39,006 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 43 transitions. [2018-11-14 17:35:39,006 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-14 17:35:39,006 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2018-11-14 17:35:39,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:35:39,007 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:39,007 INFO L375 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] [2018-11-14 17:35:39,008 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:39,008 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:39,008 INFO L82 PathProgramCache]: Analyzing trace with hash 2117052275, now seen corresponding path program 1 times [2018-11-14 17:35:39,009 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:39,009 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:39,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:39,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:39,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:39,399 INFO L256 TraceCheckUtils]: 0: Hoare triple {759#true} call ULTIMATE.init(); {759#true} is VALID [2018-11-14 17:35:39,400 INFO L273 TraceCheckUtils]: 1: Hoare triple {759#true} ~__return_main~0 := 0;~__return_720~0 := 0; {759#true} is VALID [2018-11-14 17:35:39,400 INFO L273 TraceCheckUtils]: 2: Hoare triple {759#true} assume true; {759#true} is VALID [2018-11-14 17:35:39,401 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {759#true} {759#true} #115#return; {759#true} is VALID [2018-11-14 17:35:39,401 INFO L256 TraceCheckUtils]: 4: Hoare triple {759#true} call #t~ret1 := main(); {759#true} is VALID [2018-11-14 17:35:39,402 INFO L273 TraceCheckUtils]: 5: Hoare triple {759#true} ~main__x~0 := 0;~main__y~0 := 50; {761#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:39,404 INFO L273 TraceCheckUtils]: 6: Hoare triple {761#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {761#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:39,405 INFO L273 TraceCheckUtils]: 7: Hoare triple {761#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {762#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:39,406 INFO L273 TraceCheckUtils]: 8: Hoare triple {762#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {762#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:39,407 INFO L273 TraceCheckUtils]: 9: Hoare triple {762#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {763#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:39,408 INFO L273 TraceCheckUtils]: 10: Hoare triple {763#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {763#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:39,409 INFO L273 TraceCheckUtils]: 11: Hoare triple {763#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {764#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:39,410 INFO L273 TraceCheckUtils]: 12: Hoare triple {764#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {764#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:39,411 INFO L273 TraceCheckUtils]: 13: Hoare triple {764#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {765#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:39,414 INFO L273 TraceCheckUtils]: 14: Hoare triple {765#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {765#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:39,415 INFO L273 TraceCheckUtils]: 15: Hoare triple {765#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {766#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:39,416 INFO L273 TraceCheckUtils]: 16: Hoare triple {766#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {766#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:39,416 INFO L273 TraceCheckUtils]: 17: Hoare triple {766#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {767#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:39,417 INFO L273 TraceCheckUtils]: 18: Hoare triple {767#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {767#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:39,418 INFO L273 TraceCheckUtils]: 19: Hoare triple {767#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {768#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:39,419 INFO L273 TraceCheckUtils]: 20: Hoare triple {768#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {768#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:39,420 INFO L273 TraceCheckUtils]: 21: Hoare triple {768#(<= main_~main__x~0 7)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {760#false} is VALID [2018-11-14 17:35:39,420 INFO L273 TraceCheckUtils]: 22: Hoare triple {760#false} assume ~main__x~0 < 100; {760#false} is VALID [2018-11-14 17:35:39,421 INFO L273 TraceCheckUtils]: 23: Hoare triple {760#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {760#false} is VALID [2018-11-14 17:35:39,421 INFO L273 TraceCheckUtils]: 24: Hoare triple {760#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {760#false} is VALID [2018-11-14 17:35:39,422 INFO L273 TraceCheckUtils]: 25: Hoare triple {760#false} assume ~__VERIFIER_assert__cond~0 == 0; {760#false} is VALID [2018-11-14 17:35:39,422 INFO L273 TraceCheckUtils]: 26: Hoare triple {760#false} assume !false; {760#false} is VALID [2018-11-14 17:35:39,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:39,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:35:39,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-14 17:35:39,425 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27 [2018-11-14 17:35:39,425 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:39,426 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2018-11-14 17:35:39,463 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:39,463 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-14 17:35:39,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-14 17:35:39,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2018-11-14 17:35:39,464 INFO L87 Difference]: Start difference. First operand 37 states and 43 transitions. Second operand 10 states. [2018-11-14 17:35:39,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:39,721 INFO L93 Difference]: Finished difference Result 42 states and 48 transitions. [2018-11-14 17:35:39,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-14 17:35:39,722 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27 [2018-11-14 17:35:39,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2018-11-14 17:35:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 45 transitions. [2018-11-14 17:35:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2018-11-14 17:35:39,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 45 transitions. [2018-11-14 17:35:39,726 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 45 transitions. [2018-11-14 17:35:39,789 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:39,790 INFO L225 Difference]: With dead ends: 42 [2018-11-14 17:35:39,791 INFO L226 Difference]: Without dead ends: 31 [2018-11-14 17:35:39,791 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2018-11-14 17:35:39,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-11-14 17:35:39,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-11-14 17:35:39,824 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:39,824 INFO L82 GeneralOperation]: Start isEquivalent. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:39,824 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:39,824 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:39,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:39,826 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2018-11-14 17:35:39,826 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-11-14 17:35:39,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:39,827 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:39,827 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:39,827 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:39,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:39,830 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2018-11-14 17:35:39,831 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-11-14 17:35:39,831 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:39,831 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:39,831 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:39,831 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-11-14 17:35:39,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2018-11-14 17:35:39,833 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 27 [2018-11-14 17:35:39,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:39,834 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2018-11-14 17:35:39,834 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-14 17:35:39,834 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-11-14 17:35:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:35:39,835 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:39,835 INFO L375 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] [2018-11-14 17:35:39,836 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:39,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:39,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1286240867, now seen corresponding path program 1 times [2018-11-14 17:35:39,836 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:39,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:39,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:39,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:39,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:39,895 INFO L256 TraceCheckUtils]: 0: Hoare triple {938#true} call ULTIMATE.init(); {938#true} is VALID [2018-11-14 17:35:39,896 INFO L273 TraceCheckUtils]: 1: Hoare triple {938#true} ~__return_main~0 := 0;~__return_720~0 := 0; {938#true} is VALID [2018-11-14 17:35:39,896 INFO L273 TraceCheckUtils]: 2: Hoare triple {938#true} assume true; {938#true} is VALID [2018-11-14 17:35:39,896 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {938#true} {938#true} #115#return; {938#true} is VALID [2018-11-14 17:35:39,897 INFO L256 TraceCheckUtils]: 4: Hoare triple {938#true} call #t~ret1 := main(); {938#true} is VALID [2018-11-14 17:35:39,897 INFO L273 TraceCheckUtils]: 5: Hoare triple {938#true} ~main__x~0 := 0;~main__y~0 := 50; {938#true} is VALID [2018-11-14 17:35:39,897 INFO L273 TraceCheckUtils]: 6: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,898 INFO L273 TraceCheckUtils]: 7: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,898 INFO L273 TraceCheckUtils]: 8: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,898 INFO L273 TraceCheckUtils]: 9: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,898 INFO L273 TraceCheckUtils]: 10: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,899 INFO L273 TraceCheckUtils]: 11: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,899 INFO L273 TraceCheckUtils]: 12: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,899 INFO L273 TraceCheckUtils]: 13: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,899 INFO L273 TraceCheckUtils]: 14: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,900 INFO L273 TraceCheckUtils]: 15: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,900 INFO L273 TraceCheckUtils]: 16: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,900 INFO L273 TraceCheckUtils]: 17: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,901 INFO L273 TraceCheckUtils]: 18: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,901 INFO L273 TraceCheckUtils]: 19: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,901 INFO L273 TraceCheckUtils]: 20: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,902 INFO L273 TraceCheckUtils]: 21: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {938#true} is VALID [2018-11-14 17:35:39,902 INFO L273 TraceCheckUtils]: 22: Hoare triple {938#true} assume ~main__x~0 < 100; {938#true} is VALID [2018-11-14 17:35:39,916 INFO L273 TraceCheckUtils]: 23: Hoare triple {938#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {940#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:39,917 INFO L273 TraceCheckUtils]: 24: Hoare triple {940#(<= main_~main__x~0 50)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {939#false} is VALID [2018-11-14 17:35:39,917 INFO L273 TraceCheckUtils]: 25: Hoare triple {939#false} assume ~__VERIFIER_assert__cond~0 == 0; {939#false} is VALID [2018-11-14 17:35:39,917 INFO L273 TraceCheckUtils]: 26: Hoare triple {939#false} assume !false; {939#false} is VALID [2018-11-14 17:35:39,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:39,919 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:35:39,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-14 17:35:39,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-11-14 17:35:39,920 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:39,920 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-14 17:35:39,949 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:39,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-14 17:35:39,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-14 17:35:39,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 17:35:39,950 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand 3 states. [2018-11-14 17:35:40,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:40,074 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-11-14 17:35:40,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-14 17:35:40,074 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-11-14 17:35:40,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:40,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 17:35:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 36 transitions. [2018-11-14 17:35:40,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 17:35:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 36 transitions. [2018-11-14 17:35:40,078 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 36 transitions. [2018-11-14 17:35:40,121 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:40,122 INFO L225 Difference]: With dead ends: 34 [2018-11-14 17:35:40,122 INFO L226 Difference]: Without dead ends: 31 [2018-11-14 17:35:40,123 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 17:35:40,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-11-14 17:35:40,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-11-14 17:35:40,151 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:40,151 INFO L82 GeneralOperation]: Start isEquivalent. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,151 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,151 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:40,153 INFO L93 Difference]: Finished difference Result 31 states and 33 transitions. [2018-11-14 17:35:40,153 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2018-11-14 17:35:40,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:40,154 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:40,154 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,155 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:40,157 INFO L93 Difference]: Finished difference Result 31 states and 33 transitions. [2018-11-14 17:35:40,157 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2018-11-14 17:35:40,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:40,158 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:40,158 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:40,158 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:40,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-11-14 17:35:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 33 transitions. [2018-11-14 17:35:40,160 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 33 transitions. Word has length 27 [2018-11-14 17:35:40,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:40,161 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 33 transitions. [2018-11-14 17:35:40,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-14 17:35:40,161 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2018-11-14 17:35:40,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:35:40,162 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:40,162 INFO L375 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] [2018-11-14 17:35:40,162 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:40,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:40,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1286806896, now seen corresponding path program 1 times [2018-11-14 17:35:40,163 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:40,163 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:40,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:40,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:40,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:40,367 INFO L256 TraceCheckUtils]: 0: Hoare triple {1098#true} call ULTIMATE.init(); {1098#true} is VALID [2018-11-14 17:35:40,368 INFO L273 TraceCheckUtils]: 1: Hoare triple {1098#true} ~__return_main~0 := 0;~__return_720~0 := 0; {1098#true} is VALID [2018-11-14 17:35:40,368 INFO L273 TraceCheckUtils]: 2: Hoare triple {1098#true} assume true; {1098#true} is VALID [2018-11-14 17:35:40,369 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1098#true} {1098#true} #115#return; {1098#true} is VALID [2018-11-14 17:35:40,369 INFO L256 TraceCheckUtils]: 4: Hoare triple {1098#true} call #t~ret1 := main(); {1098#true} is VALID [2018-11-14 17:35:40,370 INFO L273 TraceCheckUtils]: 5: Hoare triple {1098#true} ~main__x~0 := 0;~main__y~0 := 50; {1100#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:40,370 INFO L273 TraceCheckUtils]: 6: Hoare triple {1100#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {1100#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:40,371 INFO L273 TraceCheckUtils]: 7: Hoare triple {1100#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1101#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:40,371 INFO L273 TraceCheckUtils]: 8: Hoare triple {1101#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {1101#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:40,373 INFO L273 TraceCheckUtils]: 9: Hoare triple {1101#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1102#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:40,373 INFO L273 TraceCheckUtils]: 10: Hoare triple {1102#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {1102#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:40,375 INFO L273 TraceCheckUtils]: 11: Hoare triple {1102#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1103#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:40,375 INFO L273 TraceCheckUtils]: 12: Hoare triple {1103#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {1103#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:40,377 INFO L273 TraceCheckUtils]: 13: Hoare triple {1103#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1104#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:40,377 INFO L273 TraceCheckUtils]: 14: Hoare triple {1104#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {1104#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:40,379 INFO L273 TraceCheckUtils]: 15: Hoare triple {1104#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1105#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:40,379 INFO L273 TraceCheckUtils]: 16: Hoare triple {1105#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {1105#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:40,381 INFO L273 TraceCheckUtils]: 17: Hoare triple {1105#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1106#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:40,400 INFO L273 TraceCheckUtils]: 18: Hoare triple {1106#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {1106#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:40,415 INFO L273 TraceCheckUtils]: 19: Hoare triple {1106#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1107#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:40,430 INFO L273 TraceCheckUtils]: 20: Hoare triple {1107#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {1107#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:40,444 INFO L273 TraceCheckUtils]: 21: Hoare triple {1107#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1108#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:40,460 INFO L273 TraceCheckUtils]: 22: Hoare triple {1108#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {1108#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:40,469 INFO L273 TraceCheckUtils]: 23: Hoare triple {1108#(<= main_~main__x~0 8)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {1099#false} is VALID [2018-11-14 17:35:40,470 INFO L273 TraceCheckUtils]: 24: Hoare triple {1099#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {1099#false} is VALID [2018-11-14 17:35:40,470 INFO L273 TraceCheckUtils]: 25: Hoare triple {1099#false} assume ~__VERIFIER_assert__cond~0 == 0; {1099#false} is VALID [2018-11-14 17:35:40,470 INFO L273 TraceCheckUtils]: 26: Hoare triple {1099#false} assume !false; {1099#false} is VALID [2018-11-14 17:35:40,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:40,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:35:40,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-14 17:35:40,473 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 27 [2018-11-14 17:35:40,474 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:40,474 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2018-11-14 17:35:40,522 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:40,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-14 17:35:40,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-14 17:35:40,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2018-11-14 17:35:40,524 INFO L87 Difference]: Start difference. First operand 31 states and 33 transitions. Second operand 11 states. [2018-11-14 17:35:40,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:40,847 INFO L93 Difference]: Finished difference Result 36 states and 38 transitions. [2018-11-14 17:35:40,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-14 17:35:40,848 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 27 [2018-11-14 17:35:40,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:40,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-11-14 17:35:40,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 36 transitions. [2018-11-14 17:35:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-11-14 17:35:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 36 transitions. [2018-11-14 17:35:40,852 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 36 transitions. [2018-11-14 17:35:40,899 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:40,900 INFO L225 Difference]: With dead ends: 36 [2018-11-14 17:35:40,900 INFO L226 Difference]: Without dead ends: 31 [2018-11-14 17:35:40,901 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2018-11-14 17:35:40,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-11-14 17:35:40,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-11-14 17:35:40,933 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:40,934 INFO L82 GeneralOperation]: Start isEquivalent. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,934 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,934 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:40,935 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-11-14 17:35:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-11-14 17:35:40,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:40,936 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:40,936 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,937 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 31 states. [2018-11-14 17:35:40,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:40,938 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-11-14 17:35:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-11-14 17:35:40,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:40,939 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:40,939 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:40,940 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-11-14 17:35:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2018-11-14 17:35:40,941 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 27 [2018-11-14 17:35:40,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:40,942 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2018-11-14 17:35:40,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-14 17:35:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-11-14 17:35:40,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-14 17:35:40,943 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:40,943 INFO L375 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] [2018-11-14 17:35:40,944 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:40,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:40,944 INFO L82 PathProgramCache]: Analyzing trace with hash -880646403, now seen corresponding path program 1 times [2018-11-14 17:35:40,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:40,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:40,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:40,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:40,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:41,198 INFO L256 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2018-11-14 17:35:41,199 INFO L273 TraceCheckUtils]: 1: Hoare triple {1269#true} ~__return_main~0 := 0;~__return_720~0 := 0; {1269#true} is VALID [2018-11-14 17:35:41,200 INFO L273 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2018-11-14 17:35:41,200 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1269#true} #115#return; {1269#true} is VALID [2018-11-14 17:35:41,201 INFO L256 TraceCheckUtils]: 4: Hoare triple {1269#true} call #t~ret1 := main(); {1269#true} is VALID [2018-11-14 17:35:41,202 INFO L273 TraceCheckUtils]: 5: Hoare triple {1269#true} ~main__x~0 := 0;~main__y~0 := 50; {1271#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:41,202 INFO L273 TraceCheckUtils]: 6: Hoare triple {1271#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {1271#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:41,203 INFO L273 TraceCheckUtils]: 7: Hoare triple {1271#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1272#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:41,203 INFO L273 TraceCheckUtils]: 8: Hoare triple {1272#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {1272#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:41,204 INFO L273 TraceCheckUtils]: 9: Hoare triple {1272#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1273#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:41,204 INFO L273 TraceCheckUtils]: 10: Hoare triple {1273#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {1273#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:41,205 INFO L273 TraceCheckUtils]: 11: Hoare triple {1273#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1274#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:41,205 INFO L273 TraceCheckUtils]: 12: Hoare triple {1274#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {1274#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:41,223 INFO L273 TraceCheckUtils]: 13: Hoare triple {1274#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1275#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:41,238 INFO L273 TraceCheckUtils]: 14: Hoare triple {1275#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {1275#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:41,253 INFO L273 TraceCheckUtils]: 15: Hoare triple {1275#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1276#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:41,255 INFO L273 TraceCheckUtils]: 16: Hoare triple {1276#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {1276#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:41,258 INFO L273 TraceCheckUtils]: 17: Hoare triple {1276#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1277#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:41,258 INFO L273 TraceCheckUtils]: 18: Hoare triple {1277#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {1277#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:41,260 INFO L273 TraceCheckUtils]: 19: Hoare triple {1277#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1278#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:41,260 INFO L273 TraceCheckUtils]: 20: Hoare triple {1278#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {1278#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:41,261 INFO L273 TraceCheckUtils]: 21: Hoare triple {1278#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1279#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:41,261 INFO L273 TraceCheckUtils]: 22: Hoare triple {1279#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {1279#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:41,262 INFO L273 TraceCheckUtils]: 23: Hoare triple {1279#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1280#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:41,262 INFO L273 TraceCheckUtils]: 24: Hoare triple {1280#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {1280#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:41,263 INFO L273 TraceCheckUtils]: 25: Hoare triple {1280#(<= main_~main__x~0 9)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {1270#false} is VALID [2018-11-14 17:35:41,264 INFO L273 TraceCheckUtils]: 26: Hoare triple {1270#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {1270#false} is VALID [2018-11-14 17:35:41,264 INFO L273 TraceCheckUtils]: 27: Hoare triple {1270#false} assume ~__VERIFIER_assert__cond~0 == 0; {1270#false} is VALID [2018-11-14 17:35:41,265 INFO L273 TraceCheckUtils]: 28: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2018-11-14 17:35:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:41,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:35:41,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-11-14 17:35:41,268 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2018-11-14 17:35:41,268 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:41,268 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2018-11-14 17:35:41,333 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:41,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-14 17:35:41,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-14 17:35:41,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2018-11-14 17:35:41,335 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 12 states. [2018-11-14 17:35:41,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:41,672 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2018-11-14 17:35:41,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-14 17:35:41,672 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2018-11-14 17:35:41,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:41,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-14 17:35:41,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 38 transitions. [2018-11-14 17:35:41,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-14 17:35:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 38 transitions. [2018-11-14 17:35:41,676 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 38 transitions. [2018-11-14 17:35:41,721 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:41,722 INFO L225 Difference]: With dead ends: 38 [2018-11-14 17:35:41,723 INFO L226 Difference]: Without dead ends: 33 [2018-11-14 17:35:41,723 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2018-11-14 17:35:41,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-11-14 17:35:41,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-11-14 17:35:41,893 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:41,893 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2018-11-14 17:35:41,893 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2018-11-14 17:35:41,893 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2018-11-14 17:35:41,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:41,895 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2018-11-14 17:35:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-11-14 17:35:41,895 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:41,896 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:41,896 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2018-11-14 17:35:41,896 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2018-11-14 17:35:41,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:41,898 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2018-11-14 17:35:41,898 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-11-14 17:35:41,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:41,898 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:41,898 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:41,899 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-14 17:35:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2018-11-14 17:35:41,900 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 29 [2018-11-14 17:35:41,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:41,901 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2018-11-14 17:35:41,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-14 17:35:41,901 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-11-14 17:35:41,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-14 17:35:41,902 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:41,902 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:41,902 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:41,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:41,903 INFO L82 PathProgramCache]: Analyzing trace with hash -286061766, now seen corresponding path program 1 times [2018-11-14 17:35:41,903 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:41,903 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:41,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:41,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:41,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:42,139 INFO L256 TraceCheckUtils]: 0: Hoare triple {1451#true} call ULTIMATE.init(); {1451#true} is VALID [2018-11-14 17:35:42,139 INFO L273 TraceCheckUtils]: 1: Hoare triple {1451#true} ~__return_main~0 := 0;~__return_720~0 := 0; {1451#true} is VALID [2018-11-14 17:35:42,140 INFO L273 TraceCheckUtils]: 2: Hoare triple {1451#true} assume true; {1451#true} is VALID [2018-11-14 17:35:42,140 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1451#true} {1451#true} #115#return; {1451#true} is VALID [2018-11-14 17:35:42,140 INFO L256 TraceCheckUtils]: 4: Hoare triple {1451#true} call #t~ret1 := main(); {1451#true} is VALID [2018-11-14 17:35:42,143 INFO L273 TraceCheckUtils]: 5: Hoare triple {1451#true} ~main__x~0 := 0;~main__y~0 := 50; {1453#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:42,144 INFO L273 TraceCheckUtils]: 6: Hoare triple {1453#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {1453#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:42,145 INFO L273 TraceCheckUtils]: 7: Hoare triple {1453#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1454#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:42,145 INFO L273 TraceCheckUtils]: 8: Hoare triple {1454#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {1454#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:42,146 INFO L273 TraceCheckUtils]: 9: Hoare triple {1454#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1455#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:42,147 INFO L273 TraceCheckUtils]: 10: Hoare triple {1455#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {1455#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:42,147 INFO L273 TraceCheckUtils]: 11: Hoare triple {1455#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1456#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:42,148 INFO L273 TraceCheckUtils]: 12: Hoare triple {1456#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {1456#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:42,156 INFO L273 TraceCheckUtils]: 13: Hoare triple {1456#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1457#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:42,157 INFO L273 TraceCheckUtils]: 14: Hoare triple {1457#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {1457#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:42,158 INFO L273 TraceCheckUtils]: 15: Hoare triple {1457#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1458#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:42,158 INFO L273 TraceCheckUtils]: 16: Hoare triple {1458#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {1458#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:42,159 INFO L273 TraceCheckUtils]: 17: Hoare triple {1458#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1459#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:42,159 INFO L273 TraceCheckUtils]: 18: Hoare triple {1459#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {1459#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:42,160 INFO L273 TraceCheckUtils]: 19: Hoare triple {1459#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1460#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:42,161 INFO L273 TraceCheckUtils]: 20: Hoare triple {1460#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {1460#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:42,162 INFO L273 TraceCheckUtils]: 21: Hoare triple {1460#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1461#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:42,162 INFO L273 TraceCheckUtils]: 22: Hoare triple {1461#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {1461#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:42,163 INFO L273 TraceCheckUtils]: 23: Hoare triple {1461#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1462#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:42,164 INFO L273 TraceCheckUtils]: 24: Hoare triple {1462#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {1462#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:42,165 INFO L273 TraceCheckUtils]: 25: Hoare triple {1462#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1463#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:42,166 INFO L273 TraceCheckUtils]: 26: Hoare triple {1463#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {1463#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:42,167 INFO L273 TraceCheckUtils]: 27: Hoare triple {1463#(<= main_~main__x~0 10)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {1452#false} is VALID [2018-11-14 17:35:42,167 INFO L273 TraceCheckUtils]: 28: Hoare triple {1452#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {1452#false} is VALID [2018-11-14 17:35:42,168 INFO L273 TraceCheckUtils]: 29: Hoare triple {1452#false} assume ~__VERIFIER_assert__cond~0 == 0; {1452#false} is VALID [2018-11-14 17:35:42,168 INFO L273 TraceCheckUtils]: 30: Hoare triple {1452#false} assume !false; {1452#false} is VALID [2018-11-14 17:35:42,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:42,171 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:42,171 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:42,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:42,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:42,637 INFO L256 TraceCheckUtils]: 0: Hoare triple {1451#true} call ULTIMATE.init(); {1451#true} is VALID [2018-11-14 17:35:42,638 INFO L273 TraceCheckUtils]: 1: Hoare triple {1451#true} ~__return_main~0 := 0;~__return_720~0 := 0; {1451#true} is VALID [2018-11-14 17:35:42,638 INFO L273 TraceCheckUtils]: 2: Hoare triple {1451#true} assume true; {1451#true} is VALID [2018-11-14 17:35:42,638 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1451#true} {1451#true} #115#return; {1451#true} is VALID [2018-11-14 17:35:42,638 INFO L256 TraceCheckUtils]: 4: Hoare triple {1451#true} call #t~ret1 := main(); {1451#true} is VALID [2018-11-14 17:35:42,639 INFO L273 TraceCheckUtils]: 5: Hoare triple {1451#true} ~main__x~0 := 0;~main__y~0 := 50; {1453#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:42,639 INFO L273 TraceCheckUtils]: 6: Hoare triple {1453#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {1453#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:42,648 INFO L273 TraceCheckUtils]: 7: Hoare triple {1453#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1454#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:42,661 INFO L273 TraceCheckUtils]: 8: Hoare triple {1454#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {1454#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:42,674 INFO L273 TraceCheckUtils]: 9: Hoare triple {1454#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1455#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:42,681 INFO L273 TraceCheckUtils]: 10: Hoare triple {1455#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {1455#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:42,682 INFO L273 TraceCheckUtils]: 11: Hoare triple {1455#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1456#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:42,683 INFO L273 TraceCheckUtils]: 12: Hoare triple {1456#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {1456#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:42,683 INFO L273 TraceCheckUtils]: 13: Hoare triple {1456#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1457#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:42,685 INFO L273 TraceCheckUtils]: 14: Hoare triple {1457#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {1457#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:42,687 INFO L273 TraceCheckUtils]: 15: Hoare triple {1457#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1458#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:42,687 INFO L273 TraceCheckUtils]: 16: Hoare triple {1458#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {1458#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:42,689 INFO L273 TraceCheckUtils]: 17: Hoare triple {1458#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1459#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:42,689 INFO L273 TraceCheckUtils]: 18: Hoare triple {1459#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {1459#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:42,690 INFO L273 TraceCheckUtils]: 19: Hoare triple {1459#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1460#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:42,690 INFO L273 TraceCheckUtils]: 20: Hoare triple {1460#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {1460#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:42,691 INFO L273 TraceCheckUtils]: 21: Hoare triple {1460#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1461#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:42,691 INFO L273 TraceCheckUtils]: 22: Hoare triple {1461#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {1461#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:42,692 INFO L273 TraceCheckUtils]: 23: Hoare triple {1461#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1462#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:42,693 INFO L273 TraceCheckUtils]: 24: Hoare triple {1462#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {1462#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:42,694 INFO L273 TraceCheckUtils]: 25: Hoare triple {1462#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1463#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:42,694 INFO L273 TraceCheckUtils]: 26: Hoare triple {1463#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {1463#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:42,695 INFO L273 TraceCheckUtils]: 27: Hoare triple {1463#(<= main_~main__x~0 10)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {1452#false} is VALID [2018-11-14 17:35:42,696 INFO L273 TraceCheckUtils]: 28: Hoare triple {1452#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {1452#false} is VALID [2018-11-14 17:35:42,696 INFO L273 TraceCheckUtils]: 29: Hoare triple {1452#false} assume ~__VERIFIER_assert__cond~0 == 0; {1452#false} is VALID [2018-11-14 17:35:42,696 INFO L273 TraceCheckUtils]: 30: Hoare triple {1452#false} assume !false; {1452#false} is VALID [2018-11-14 17:35:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:42,721 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:42,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 13 [2018-11-14 17:35:42,722 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 31 [2018-11-14 17:35:42,722 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:42,722 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2018-11-14 17:35:42,762 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:42,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-14 17:35:42,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-14 17:35:42,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2018-11-14 17:35:42,763 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 13 states. [2018-11-14 17:35:43,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:43,129 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2018-11-14 17:35:43,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-14 17:35:43,129 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 31 [2018-11-14 17:35:43,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-14 17:35:43,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 40 transitions. [2018-11-14 17:35:43,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-14 17:35:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 40 transitions. [2018-11-14 17:35:43,133 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 40 transitions. [2018-11-14 17:35:43,215 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:43,216 INFO L225 Difference]: With dead ends: 40 [2018-11-14 17:35:43,216 INFO L226 Difference]: Without dead ends: 35 [2018-11-14 17:35:43,217 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2018-11-14 17:35:43,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-14 17:35:43,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-11-14 17:35:43,239 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:43,239 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2018-11-14 17:35:43,239 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2018-11-14 17:35:43,239 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2018-11-14 17:35:43,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:43,241 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-11-14 17:35:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-14 17:35:43,241 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:43,241 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:43,242 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2018-11-14 17:35:43,242 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2018-11-14 17:35:43,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:43,243 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-11-14 17:35:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-14 17:35:43,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:43,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:43,243 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:43,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-14 17:35:43,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-11-14 17:35:43,245 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 31 [2018-11-14 17:35:43,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:43,245 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-11-14 17:35:43,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-14 17:35:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-14 17:35:43,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-14 17:35:43,246 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:43,246 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:43,246 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:43,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:43,247 INFO L82 PathProgramCache]: Analyzing trace with hash -120875977, now seen corresponding path program 2 times [2018-11-14 17:35:43,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:43,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:43,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:43,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:43,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:43,455 INFO L256 TraceCheckUtils]: 0: Hoare triple {1734#true} call ULTIMATE.init(); {1734#true} is VALID [2018-11-14 17:35:43,455 INFO L273 TraceCheckUtils]: 1: Hoare triple {1734#true} ~__return_main~0 := 0;~__return_720~0 := 0; {1734#true} is VALID [2018-11-14 17:35:43,456 INFO L273 TraceCheckUtils]: 2: Hoare triple {1734#true} assume true; {1734#true} is VALID [2018-11-14 17:35:43,456 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1734#true} {1734#true} #115#return; {1734#true} is VALID [2018-11-14 17:35:43,459 INFO L256 TraceCheckUtils]: 4: Hoare triple {1734#true} call #t~ret1 := main(); {1734#true} is VALID [2018-11-14 17:35:43,460 INFO L273 TraceCheckUtils]: 5: Hoare triple {1734#true} ~main__x~0 := 0;~main__y~0 := 50; {1736#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:43,461 INFO L273 TraceCheckUtils]: 6: Hoare triple {1736#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {1736#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:43,462 INFO L273 TraceCheckUtils]: 7: Hoare triple {1736#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1737#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:43,462 INFO L273 TraceCheckUtils]: 8: Hoare triple {1737#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {1737#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:43,463 INFO L273 TraceCheckUtils]: 9: Hoare triple {1737#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1738#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:43,463 INFO L273 TraceCheckUtils]: 10: Hoare triple {1738#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {1738#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:43,464 INFO L273 TraceCheckUtils]: 11: Hoare triple {1738#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1739#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:43,464 INFO L273 TraceCheckUtils]: 12: Hoare triple {1739#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {1739#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:43,465 INFO L273 TraceCheckUtils]: 13: Hoare triple {1739#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1740#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:43,465 INFO L273 TraceCheckUtils]: 14: Hoare triple {1740#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {1740#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:43,466 INFO L273 TraceCheckUtils]: 15: Hoare triple {1740#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1741#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:43,467 INFO L273 TraceCheckUtils]: 16: Hoare triple {1741#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {1741#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:43,468 INFO L273 TraceCheckUtils]: 17: Hoare triple {1741#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1742#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:43,468 INFO L273 TraceCheckUtils]: 18: Hoare triple {1742#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {1742#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:43,469 INFO L273 TraceCheckUtils]: 19: Hoare triple {1742#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1743#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:43,470 INFO L273 TraceCheckUtils]: 20: Hoare triple {1743#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {1743#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:43,471 INFO L273 TraceCheckUtils]: 21: Hoare triple {1743#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1744#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:43,471 INFO L273 TraceCheckUtils]: 22: Hoare triple {1744#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {1744#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:43,472 INFO L273 TraceCheckUtils]: 23: Hoare triple {1744#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1745#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:43,473 INFO L273 TraceCheckUtils]: 24: Hoare triple {1745#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {1745#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:43,473 INFO L273 TraceCheckUtils]: 25: Hoare triple {1745#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1746#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:43,474 INFO L273 TraceCheckUtils]: 26: Hoare triple {1746#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {1746#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:43,475 INFO L273 TraceCheckUtils]: 27: Hoare triple {1746#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1747#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:43,476 INFO L273 TraceCheckUtils]: 28: Hoare triple {1747#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {1747#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:43,477 INFO L273 TraceCheckUtils]: 29: Hoare triple {1747#(<= main_~main__x~0 11)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {1735#false} is VALID [2018-11-14 17:35:43,477 INFO L273 TraceCheckUtils]: 30: Hoare triple {1735#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {1735#false} is VALID [2018-11-14 17:35:43,477 INFO L273 TraceCheckUtils]: 31: Hoare triple {1735#false} assume ~__VERIFIER_assert__cond~0 == 0; {1735#false} is VALID [2018-11-14 17:35:43,477 INFO L273 TraceCheckUtils]: 32: Hoare triple {1735#false} assume !false; {1735#false} is VALID [2018-11-14 17:35:43,479 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:43,479 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:43,479 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:43,490 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-14 17:35:43,542 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-14 17:35:43,542 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:43,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:43,729 INFO L256 TraceCheckUtils]: 0: Hoare triple {1734#true} call ULTIMATE.init(); {1734#true} is VALID [2018-11-14 17:35:43,729 INFO L273 TraceCheckUtils]: 1: Hoare triple {1734#true} ~__return_main~0 := 0;~__return_720~0 := 0; {1734#true} is VALID [2018-11-14 17:35:43,730 INFO L273 TraceCheckUtils]: 2: Hoare triple {1734#true} assume true; {1734#true} is VALID [2018-11-14 17:35:43,730 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1734#true} {1734#true} #115#return; {1734#true} is VALID [2018-11-14 17:35:43,730 INFO L256 TraceCheckUtils]: 4: Hoare triple {1734#true} call #t~ret1 := main(); {1734#true} is VALID [2018-11-14 17:35:43,750 INFO L273 TraceCheckUtils]: 5: Hoare triple {1734#true} ~main__x~0 := 0;~main__y~0 := 50; {1736#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:43,759 INFO L273 TraceCheckUtils]: 6: Hoare triple {1736#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {1736#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:43,770 INFO L273 TraceCheckUtils]: 7: Hoare triple {1736#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1737#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:43,779 INFO L273 TraceCheckUtils]: 8: Hoare triple {1737#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {1737#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:43,792 INFO L273 TraceCheckUtils]: 9: Hoare triple {1737#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1738#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:43,801 INFO L273 TraceCheckUtils]: 10: Hoare triple {1738#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {1738#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:43,814 INFO L273 TraceCheckUtils]: 11: Hoare triple {1738#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1739#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:43,830 INFO L273 TraceCheckUtils]: 12: Hoare triple {1739#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {1739#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:43,835 INFO L273 TraceCheckUtils]: 13: Hoare triple {1739#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1740#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:43,835 INFO L273 TraceCheckUtils]: 14: Hoare triple {1740#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {1740#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:43,837 INFO L273 TraceCheckUtils]: 15: Hoare triple {1740#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1741#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:43,838 INFO L273 TraceCheckUtils]: 16: Hoare triple {1741#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {1741#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:43,838 INFO L273 TraceCheckUtils]: 17: Hoare triple {1741#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1742#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:43,840 INFO L273 TraceCheckUtils]: 18: Hoare triple {1742#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {1742#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:43,841 INFO L273 TraceCheckUtils]: 19: Hoare triple {1742#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1743#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:43,842 INFO L273 TraceCheckUtils]: 20: Hoare triple {1743#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {1743#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:43,842 INFO L273 TraceCheckUtils]: 21: Hoare triple {1743#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1744#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:43,844 INFO L273 TraceCheckUtils]: 22: Hoare triple {1744#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {1744#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:43,844 INFO L273 TraceCheckUtils]: 23: Hoare triple {1744#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1745#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:43,846 INFO L273 TraceCheckUtils]: 24: Hoare triple {1745#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {1745#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:43,847 INFO L273 TraceCheckUtils]: 25: Hoare triple {1745#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1746#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:43,847 INFO L273 TraceCheckUtils]: 26: Hoare triple {1746#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {1746#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:43,848 INFO L273 TraceCheckUtils]: 27: Hoare triple {1746#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {1747#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:43,848 INFO L273 TraceCheckUtils]: 28: Hoare triple {1747#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {1747#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:43,849 INFO L273 TraceCheckUtils]: 29: Hoare triple {1747#(<= main_~main__x~0 11)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {1735#false} is VALID [2018-11-14 17:35:43,849 INFO L273 TraceCheckUtils]: 30: Hoare triple {1735#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {1735#false} is VALID [2018-11-14 17:35:43,849 INFO L273 TraceCheckUtils]: 31: Hoare triple {1735#false} assume ~__VERIFIER_assert__cond~0 == 0; {1735#false} is VALID [2018-11-14 17:35:43,849 INFO L273 TraceCheckUtils]: 32: Hoare triple {1735#false} assume !false; {1735#false} is VALID [2018-11-14 17:35:43,851 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:43,872 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:43,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 14 [2018-11-14 17:35:43,873 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 33 [2018-11-14 17:35:43,873 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:43,873 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2018-11-14 17:35:43,904 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:43,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-14 17:35:43,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-14 17:35:43,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2018-11-14 17:35:43,905 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 14 states. [2018-11-14 17:35:44,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:44,389 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2018-11-14 17:35:44,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-14 17:35:44,389 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 33 [2018-11-14 17:35:44,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:44,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-14 17:35:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 42 transitions. [2018-11-14 17:35:44,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-14 17:35:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 42 transitions. [2018-11-14 17:35:44,392 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 42 transitions. [2018-11-14 17:35:44,548 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:44,549 INFO L225 Difference]: With dead ends: 42 [2018-11-14 17:35:44,549 INFO L226 Difference]: Without dead ends: 37 [2018-11-14 17:35:44,550 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2018-11-14 17:35:44,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-11-14 17:35:44,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-11-14 17:35:44,584 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:44,584 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:44,584 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:44,584 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:44,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:44,586 INFO L93 Difference]: Finished difference Result 37 states and 38 transitions. [2018-11-14 17:35:44,586 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-11-14 17:35:44,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:44,586 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:44,586 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:44,586 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2018-11-14 17:35:44,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:44,588 INFO L93 Difference]: Finished difference Result 37 states and 38 transitions. [2018-11-14 17:35:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-11-14 17:35:44,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:44,588 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:44,589 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:44,589 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:44,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-14 17:35:44,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 38 transitions. [2018-11-14 17:35:44,590 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 38 transitions. Word has length 33 [2018-11-14 17:35:44,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:44,590 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 38 transitions. [2018-11-14 17:35:44,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-14 17:35:44,591 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-11-14 17:35:44,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-14 17:35:44,591 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:44,591 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:44,591 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:44,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:44,592 INFO L82 PathProgramCache]: Analyzing trace with hash -291122700, now seen corresponding path program 3 times [2018-11-14 17:35:44,592 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:44,592 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:44,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:44,593 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:35:44,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:44,993 INFO L256 TraceCheckUtils]: 0: Hoare triple {2034#true} call ULTIMATE.init(); {2034#true} is VALID [2018-11-14 17:35:44,994 INFO L273 TraceCheckUtils]: 1: Hoare triple {2034#true} ~__return_main~0 := 0;~__return_720~0 := 0; {2034#true} is VALID [2018-11-14 17:35:44,994 INFO L273 TraceCheckUtils]: 2: Hoare triple {2034#true} assume true; {2034#true} is VALID [2018-11-14 17:35:44,995 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2034#true} {2034#true} #115#return; {2034#true} is VALID [2018-11-14 17:35:44,995 INFO L256 TraceCheckUtils]: 4: Hoare triple {2034#true} call #t~ret1 := main(); {2034#true} is VALID [2018-11-14 17:35:44,996 INFO L273 TraceCheckUtils]: 5: Hoare triple {2034#true} ~main__x~0 := 0;~main__y~0 := 50; {2036#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:44,996 INFO L273 TraceCheckUtils]: 6: Hoare triple {2036#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {2036#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:44,997 INFO L273 TraceCheckUtils]: 7: Hoare triple {2036#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2037#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:44,997 INFO L273 TraceCheckUtils]: 8: Hoare triple {2037#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {2037#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:44,998 INFO L273 TraceCheckUtils]: 9: Hoare triple {2037#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2038#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:44,998 INFO L273 TraceCheckUtils]: 10: Hoare triple {2038#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {2038#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:44,999 INFO L273 TraceCheckUtils]: 11: Hoare triple {2038#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2039#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:44,999 INFO L273 TraceCheckUtils]: 12: Hoare triple {2039#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {2039#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:45,000 INFO L273 TraceCheckUtils]: 13: Hoare triple {2039#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2040#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:45,001 INFO L273 TraceCheckUtils]: 14: Hoare triple {2040#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {2040#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:45,001 INFO L273 TraceCheckUtils]: 15: Hoare triple {2040#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2041#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:45,002 INFO L273 TraceCheckUtils]: 16: Hoare triple {2041#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {2041#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:45,003 INFO L273 TraceCheckUtils]: 17: Hoare triple {2041#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2042#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:45,004 INFO L273 TraceCheckUtils]: 18: Hoare triple {2042#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {2042#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:45,004 INFO L273 TraceCheckUtils]: 19: Hoare triple {2042#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2043#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:45,005 INFO L273 TraceCheckUtils]: 20: Hoare triple {2043#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {2043#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:45,006 INFO L273 TraceCheckUtils]: 21: Hoare triple {2043#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2044#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:45,006 INFO L273 TraceCheckUtils]: 22: Hoare triple {2044#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {2044#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:45,007 INFO L273 TraceCheckUtils]: 23: Hoare triple {2044#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2045#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:45,008 INFO L273 TraceCheckUtils]: 24: Hoare triple {2045#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {2045#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:45,010 INFO L273 TraceCheckUtils]: 25: Hoare triple {2045#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2046#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:45,011 INFO L273 TraceCheckUtils]: 26: Hoare triple {2046#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {2046#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:45,011 INFO L273 TraceCheckUtils]: 27: Hoare triple {2046#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2047#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:45,012 INFO L273 TraceCheckUtils]: 28: Hoare triple {2047#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {2047#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:45,012 INFO L273 TraceCheckUtils]: 29: Hoare triple {2047#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2048#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:45,012 INFO L273 TraceCheckUtils]: 30: Hoare triple {2048#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {2048#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:45,013 INFO L273 TraceCheckUtils]: 31: Hoare triple {2048#(<= main_~main__x~0 12)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2035#false} is VALID [2018-11-14 17:35:45,013 INFO L273 TraceCheckUtils]: 32: Hoare triple {2035#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {2035#false} is VALID [2018-11-14 17:35:45,013 INFO L273 TraceCheckUtils]: 33: Hoare triple {2035#false} assume ~__VERIFIER_assert__cond~0 == 0; {2035#false} is VALID [2018-11-14 17:35:45,014 INFO L273 TraceCheckUtils]: 34: Hoare triple {2035#false} assume !false; {2035#false} is VALID [2018-11-14 17:35:45,016 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:45,016 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:45,016 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:45,029 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-14 17:35:45,042 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-14 17:35:45,042 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:45,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:45,128 INFO L256 TraceCheckUtils]: 0: Hoare triple {2034#true} call ULTIMATE.init(); {2034#true} is VALID [2018-11-14 17:35:45,128 INFO L273 TraceCheckUtils]: 1: Hoare triple {2034#true} ~__return_main~0 := 0;~__return_720~0 := 0; {2034#true} is VALID [2018-11-14 17:35:45,128 INFO L273 TraceCheckUtils]: 2: Hoare triple {2034#true} assume true; {2034#true} is VALID [2018-11-14 17:35:45,129 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2034#true} {2034#true} #115#return; {2034#true} is VALID [2018-11-14 17:35:45,129 INFO L256 TraceCheckUtils]: 4: Hoare triple {2034#true} call #t~ret1 := main(); {2034#true} is VALID [2018-11-14 17:35:45,129 INFO L273 TraceCheckUtils]: 5: Hoare triple {2034#true} ~main__x~0 := 0;~main__y~0 := 50; {2034#true} is VALID [2018-11-14 17:35:45,129 INFO L273 TraceCheckUtils]: 6: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,130 INFO L273 TraceCheckUtils]: 7: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,130 INFO L273 TraceCheckUtils]: 8: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,130 INFO L273 TraceCheckUtils]: 9: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,130 INFO L273 TraceCheckUtils]: 10: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,130 INFO L273 TraceCheckUtils]: 11: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,130 INFO L273 TraceCheckUtils]: 12: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,131 INFO L273 TraceCheckUtils]: 13: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,131 INFO L273 TraceCheckUtils]: 14: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,131 INFO L273 TraceCheckUtils]: 15: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,131 INFO L273 TraceCheckUtils]: 16: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,131 INFO L273 TraceCheckUtils]: 17: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,131 INFO L273 TraceCheckUtils]: 18: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,131 INFO L273 TraceCheckUtils]: 19: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,132 INFO L273 TraceCheckUtils]: 20: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,132 INFO L273 TraceCheckUtils]: 21: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,132 INFO L273 TraceCheckUtils]: 22: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,132 INFO L273 TraceCheckUtils]: 23: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,132 INFO L273 TraceCheckUtils]: 24: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,132 INFO L273 TraceCheckUtils]: 25: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,132 INFO L273 TraceCheckUtils]: 26: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,133 INFO L273 TraceCheckUtils]: 27: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2034#true} is VALID [2018-11-14 17:35:45,133 INFO L273 TraceCheckUtils]: 28: Hoare triple {2034#true} assume ~main__x~0 < 100; {2034#true} is VALID [2018-11-14 17:35:45,136 INFO L273 TraceCheckUtils]: 29: Hoare triple {2034#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2139#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:45,139 INFO L273 TraceCheckUtils]: 30: Hoare triple {2139#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {2139#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:45,140 INFO L273 TraceCheckUtils]: 31: Hoare triple {2139#(<= main_~main__x~0 50)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2146#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:35:45,141 INFO L273 TraceCheckUtils]: 32: Hoare triple {2146#(<= main_~main__x~0 51)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {2035#false} is VALID [2018-11-14 17:35:45,142 INFO L273 TraceCheckUtils]: 33: Hoare triple {2035#false} assume ~__VERIFIER_assert__cond~0 == 0; {2035#false} is VALID [2018-11-14 17:35:45,142 INFO L273 TraceCheckUtils]: 34: Hoare triple {2035#false} assume !false; {2035#false} is VALID [2018-11-14 17:35:45,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-14 17:35:45,164 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:45,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 4] total 17 [2018-11-14 17:35:45,165 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 35 [2018-11-14 17:35:45,165 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:45,165 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states. [2018-11-14 17:35:45,240 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:45,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-14 17:35:45,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-14 17:35:45,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2018-11-14 17:35:45,242 INFO L87 Difference]: Start difference. First operand 37 states and 38 transitions. Second operand 17 states. [2018-11-14 17:35:45,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:45,845 INFO L93 Difference]: Finished difference Result 46 states and 49 transitions. [2018-11-14 17:35:45,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-14 17:35:45,845 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 35 [2018-11-14 17:35:45,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-14 17:35:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 49 transitions. [2018-11-14 17:35:45,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-14 17:35:45,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 49 transitions. [2018-11-14 17:35:45,849 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 49 transitions. [2018-11-14 17:35:45,922 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:45,923 INFO L225 Difference]: With dead ends: 46 [2018-11-14 17:35:45,923 INFO L226 Difference]: Without dead ends: 41 [2018-11-14 17:35:45,924 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2018-11-14 17:35:45,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-14 17:35:45,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2018-11-14 17:35:45,948 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:45,948 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 40 states. [2018-11-14 17:35:45,948 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 40 states. [2018-11-14 17:35:45,948 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 40 states. [2018-11-14 17:35:45,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:45,950 INFO L93 Difference]: Finished difference Result 41 states and 42 transitions. [2018-11-14 17:35:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-11-14 17:35:45,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:45,950 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:45,950 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 41 states. [2018-11-14 17:35:45,950 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 41 states. [2018-11-14 17:35:45,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:45,951 INFO L93 Difference]: Finished difference Result 41 states and 42 transitions. [2018-11-14 17:35:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-11-14 17:35:45,951 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:45,951 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:45,952 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:45,952 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:45,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-14 17:35:45,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 41 transitions. [2018-11-14 17:35:45,953 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 41 transitions. Word has length 35 [2018-11-14 17:35:45,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:45,953 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 41 transitions. [2018-11-14 17:35:45,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-14 17:35:45,953 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-11-14 17:35:45,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-14 17:35:45,954 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:45,954 INFO L375 BasicCegarLoop]: trace histogram [6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:45,954 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:45,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:45,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1159645813, now seen corresponding path program 4 times [2018-11-14 17:35:45,954 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:45,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:45,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:45,955 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:35:45,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:46,205 INFO L256 TraceCheckUtils]: 0: Hoare triple {2362#true} call ULTIMATE.init(); {2362#true} is VALID [2018-11-14 17:35:46,206 INFO L273 TraceCheckUtils]: 1: Hoare triple {2362#true} ~__return_main~0 := 0;~__return_720~0 := 0; {2362#true} is VALID [2018-11-14 17:35:46,206 INFO L273 TraceCheckUtils]: 2: Hoare triple {2362#true} assume true; {2362#true} is VALID [2018-11-14 17:35:46,206 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2362#true} {2362#true} #115#return; {2362#true} is VALID [2018-11-14 17:35:46,207 INFO L256 TraceCheckUtils]: 4: Hoare triple {2362#true} call #t~ret1 := main(); {2362#true} is VALID [2018-11-14 17:35:46,207 INFO L273 TraceCheckUtils]: 5: Hoare triple {2362#true} ~main__x~0 := 0;~main__y~0 := 50; {2364#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:46,208 INFO L273 TraceCheckUtils]: 6: Hoare triple {2364#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {2364#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:46,209 INFO L273 TraceCheckUtils]: 7: Hoare triple {2364#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2365#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:46,209 INFO L273 TraceCheckUtils]: 8: Hoare triple {2365#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {2365#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:46,210 INFO L273 TraceCheckUtils]: 9: Hoare triple {2365#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2366#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:46,211 INFO L273 TraceCheckUtils]: 10: Hoare triple {2366#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {2366#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:46,212 INFO L273 TraceCheckUtils]: 11: Hoare triple {2366#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2367#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:46,212 INFO L273 TraceCheckUtils]: 12: Hoare triple {2367#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {2367#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:46,213 INFO L273 TraceCheckUtils]: 13: Hoare triple {2367#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2368#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:46,214 INFO L273 TraceCheckUtils]: 14: Hoare triple {2368#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {2368#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:46,214 INFO L273 TraceCheckUtils]: 15: Hoare triple {2368#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2369#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:46,215 INFO L273 TraceCheckUtils]: 16: Hoare triple {2369#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {2369#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:46,216 INFO L273 TraceCheckUtils]: 17: Hoare triple {2369#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2370#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:46,216 INFO L273 TraceCheckUtils]: 18: Hoare triple {2370#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {2370#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:46,217 INFO L273 TraceCheckUtils]: 19: Hoare triple {2370#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2371#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:46,218 INFO L273 TraceCheckUtils]: 20: Hoare triple {2371#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {2371#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:46,219 INFO L273 TraceCheckUtils]: 21: Hoare triple {2371#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2372#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:46,219 INFO L273 TraceCheckUtils]: 22: Hoare triple {2372#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {2372#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:46,220 INFO L273 TraceCheckUtils]: 23: Hoare triple {2372#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2373#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:46,220 INFO L273 TraceCheckUtils]: 24: Hoare triple {2373#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {2373#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:46,221 INFO L273 TraceCheckUtils]: 25: Hoare triple {2373#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2374#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:46,222 INFO L273 TraceCheckUtils]: 26: Hoare triple {2374#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {2374#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:46,223 INFO L273 TraceCheckUtils]: 27: Hoare triple {2374#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2375#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:46,223 INFO L273 TraceCheckUtils]: 28: Hoare triple {2375#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {2375#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:46,224 INFO L273 TraceCheckUtils]: 29: Hoare triple {2375#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2376#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:46,225 INFO L273 TraceCheckUtils]: 30: Hoare triple {2376#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {2376#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:46,225 INFO L273 TraceCheckUtils]: 31: Hoare triple {2376#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2377#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:46,226 INFO L273 TraceCheckUtils]: 32: Hoare triple {2377#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {2377#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:46,227 INFO L273 TraceCheckUtils]: 33: Hoare triple {2377#(<= main_~main__x~0 13)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2363#false} is VALID [2018-11-14 17:35:46,227 INFO L273 TraceCheckUtils]: 34: Hoare triple {2363#false} assume ~main__x~0 < 100; {2363#false} is VALID [2018-11-14 17:35:46,227 INFO L273 TraceCheckUtils]: 35: Hoare triple {2363#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2363#false} is VALID [2018-11-14 17:35:46,227 INFO L273 TraceCheckUtils]: 36: Hoare triple {2363#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {2363#false} is VALID [2018-11-14 17:35:46,228 INFO L273 TraceCheckUtils]: 37: Hoare triple {2363#false} assume ~__VERIFIER_assert__cond~0 == 0; {2363#false} is VALID [2018-11-14 17:35:46,228 INFO L273 TraceCheckUtils]: 38: Hoare triple {2363#false} assume !false; {2363#false} is VALID [2018-11-14 17:35:46,230 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-14 17:35:46,230 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:46,230 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:46,240 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-14 17:35:46,255 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-14 17:35:46,255 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:46,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:46,643 INFO L256 TraceCheckUtils]: 0: Hoare triple {2362#true} call ULTIMATE.init(); {2362#true} is VALID [2018-11-14 17:35:46,643 INFO L273 TraceCheckUtils]: 1: Hoare triple {2362#true} ~__return_main~0 := 0;~__return_720~0 := 0; {2362#true} is VALID [2018-11-14 17:35:46,643 INFO L273 TraceCheckUtils]: 2: Hoare triple {2362#true} assume true; {2362#true} is VALID [2018-11-14 17:35:46,643 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2362#true} {2362#true} #115#return; {2362#true} is VALID [2018-11-14 17:35:46,643 INFO L256 TraceCheckUtils]: 4: Hoare triple {2362#true} call #t~ret1 := main(); {2362#true} is VALID [2018-11-14 17:35:46,644 INFO L273 TraceCheckUtils]: 5: Hoare triple {2362#true} ~main__x~0 := 0;~main__y~0 := 50; {2364#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:46,644 INFO L273 TraceCheckUtils]: 6: Hoare triple {2364#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {2364#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:46,645 INFO L273 TraceCheckUtils]: 7: Hoare triple {2364#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2365#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:46,645 INFO L273 TraceCheckUtils]: 8: Hoare triple {2365#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {2365#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:46,645 INFO L273 TraceCheckUtils]: 9: Hoare triple {2365#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2366#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:46,646 INFO L273 TraceCheckUtils]: 10: Hoare triple {2366#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {2366#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:46,646 INFO L273 TraceCheckUtils]: 11: Hoare triple {2366#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2367#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:46,647 INFO L273 TraceCheckUtils]: 12: Hoare triple {2367#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {2367#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:46,648 INFO L273 TraceCheckUtils]: 13: Hoare triple {2367#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2368#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:46,648 INFO L273 TraceCheckUtils]: 14: Hoare triple {2368#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {2368#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:46,649 INFO L273 TraceCheckUtils]: 15: Hoare triple {2368#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2369#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:46,650 INFO L273 TraceCheckUtils]: 16: Hoare triple {2369#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {2369#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:46,650 INFO L273 TraceCheckUtils]: 17: Hoare triple {2369#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2370#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:46,656 INFO L273 TraceCheckUtils]: 18: Hoare triple {2370#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {2370#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:46,657 INFO L273 TraceCheckUtils]: 19: Hoare triple {2370#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2371#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:46,657 INFO L273 TraceCheckUtils]: 20: Hoare triple {2371#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {2371#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:46,658 INFO L273 TraceCheckUtils]: 21: Hoare triple {2371#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2372#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:46,658 INFO L273 TraceCheckUtils]: 22: Hoare triple {2372#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {2372#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:46,658 INFO L273 TraceCheckUtils]: 23: Hoare triple {2372#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2373#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:46,659 INFO L273 TraceCheckUtils]: 24: Hoare triple {2373#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {2373#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:46,659 INFO L273 TraceCheckUtils]: 25: Hoare triple {2373#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2374#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:46,660 INFO L273 TraceCheckUtils]: 26: Hoare triple {2374#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {2374#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:46,660 INFO L273 TraceCheckUtils]: 27: Hoare triple {2374#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2375#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:46,660 INFO L273 TraceCheckUtils]: 28: Hoare triple {2375#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {2375#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:46,661 INFO L273 TraceCheckUtils]: 29: Hoare triple {2375#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2376#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:46,662 INFO L273 TraceCheckUtils]: 30: Hoare triple {2376#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {2376#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:46,663 INFO L273 TraceCheckUtils]: 31: Hoare triple {2376#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2377#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:46,663 INFO L273 TraceCheckUtils]: 32: Hoare triple {2377#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {2377#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:46,664 INFO L273 TraceCheckUtils]: 33: Hoare triple {2377#(<= main_~main__x~0 13)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2363#false} is VALID [2018-11-14 17:35:46,664 INFO L273 TraceCheckUtils]: 34: Hoare triple {2363#false} assume ~main__x~0 < 100; {2363#false} is VALID [2018-11-14 17:35:46,665 INFO L273 TraceCheckUtils]: 35: Hoare triple {2363#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2363#false} is VALID [2018-11-14 17:35:46,665 INFO L273 TraceCheckUtils]: 36: Hoare triple {2363#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {2363#false} is VALID [2018-11-14 17:35:46,665 INFO L273 TraceCheckUtils]: 37: Hoare triple {2363#false} assume ~__VERIFIER_assert__cond~0 == 0; {2363#false} is VALID [2018-11-14 17:35:46,665 INFO L273 TraceCheckUtils]: 38: Hoare triple {2363#false} assume !false; {2363#false} is VALID [2018-11-14 17:35:46,667 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-14 17:35:46,689 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:46,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 16 [2018-11-14 17:35:46,689 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 39 [2018-11-14 17:35:46,690 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:46,690 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2018-11-14 17:35:46,722 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:46,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-14 17:35:46,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-14 17:35:46,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2018-11-14 17:35:46,723 INFO L87 Difference]: Start difference. First operand 40 states and 41 transitions. Second operand 16 states. [2018-11-14 17:35:46,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:46,991 INFO L93 Difference]: Finished difference Result 48 states and 50 transitions. [2018-11-14 17:35:46,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-14 17:35:46,991 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 39 [2018-11-14 17:35:46,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-14 17:35:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 46 transitions. [2018-11-14 17:35:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-14 17:35:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 46 transitions. [2018-11-14 17:35:46,995 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 46 transitions. [2018-11-14 17:35:47,054 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:47,054 INFO L225 Difference]: With dead ends: 48 [2018-11-14 17:35:47,055 INFO L226 Difference]: Without dead ends: 42 [2018-11-14 17:35:47,055 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2018-11-14 17:35:47,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-14 17:35:47,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-11-14 17:35:47,088 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:47,088 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand 42 states. [2018-11-14 17:35:47,088 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2018-11-14 17:35:47,088 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2018-11-14 17:35:47,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:47,089 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2018-11-14 17:35:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-11-14 17:35:47,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:47,090 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:47,090 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2018-11-14 17:35:47,090 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2018-11-14 17:35:47,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:47,091 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2018-11-14 17:35:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-11-14 17:35:47,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:47,092 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:47,092 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:47,092 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:47,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-14 17:35:47,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2018-11-14 17:35:47,093 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 39 [2018-11-14 17:35:47,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:47,094 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2018-11-14 17:35:47,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-14 17:35:47,094 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-11-14 17:35:47,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-14 17:35:47,095 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:47,095 INFO L375 BasicCegarLoop]: trace histogram [7, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:47,095 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:47,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:47,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1330868616, now seen corresponding path program 5 times [2018-11-14 17:35:47,095 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:47,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:47,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:47,096 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:35:47,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:47,342 INFO L256 TraceCheckUtils]: 0: Hoare triple {2710#true} call ULTIMATE.init(); {2710#true} is VALID [2018-11-14 17:35:47,343 INFO L273 TraceCheckUtils]: 1: Hoare triple {2710#true} ~__return_main~0 := 0;~__return_720~0 := 0; {2710#true} is VALID [2018-11-14 17:35:47,343 INFO L273 TraceCheckUtils]: 2: Hoare triple {2710#true} assume true; {2710#true} is VALID [2018-11-14 17:35:47,343 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2710#true} {2710#true} #115#return; {2710#true} is VALID [2018-11-14 17:35:47,344 INFO L256 TraceCheckUtils]: 4: Hoare triple {2710#true} call #t~ret1 := main(); {2710#true} is VALID [2018-11-14 17:35:47,344 INFO L273 TraceCheckUtils]: 5: Hoare triple {2710#true} ~main__x~0 := 0;~main__y~0 := 50; {2712#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:47,345 INFO L273 TraceCheckUtils]: 6: Hoare triple {2712#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {2712#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:47,362 INFO L273 TraceCheckUtils]: 7: Hoare triple {2712#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2713#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:47,366 INFO L273 TraceCheckUtils]: 8: Hoare triple {2713#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {2713#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:47,366 INFO L273 TraceCheckUtils]: 9: Hoare triple {2713#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2714#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:47,367 INFO L273 TraceCheckUtils]: 10: Hoare triple {2714#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {2714#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:47,367 INFO L273 TraceCheckUtils]: 11: Hoare triple {2714#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2715#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:47,368 INFO L273 TraceCheckUtils]: 12: Hoare triple {2715#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {2715#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:47,368 INFO L273 TraceCheckUtils]: 13: Hoare triple {2715#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2716#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:47,368 INFO L273 TraceCheckUtils]: 14: Hoare triple {2716#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {2716#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:47,369 INFO L273 TraceCheckUtils]: 15: Hoare triple {2716#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2717#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:47,369 INFO L273 TraceCheckUtils]: 16: Hoare triple {2717#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {2717#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:47,370 INFO L273 TraceCheckUtils]: 17: Hoare triple {2717#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2718#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:47,370 INFO L273 TraceCheckUtils]: 18: Hoare triple {2718#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {2718#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:47,371 INFO L273 TraceCheckUtils]: 19: Hoare triple {2718#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2719#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:47,372 INFO L273 TraceCheckUtils]: 20: Hoare triple {2719#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {2719#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:47,373 INFO L273 TraceCheckUtils]: 21: Hoare triple {2719#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2720#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:47,373 INFO L273 TraceCheckUtils]: 22: Hoare triple {2720#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {2720#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:47,374 INFO L273 TraceCheckUtils]: 23: Hoare triple {2720#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2721#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:47,375 INFO L273 TraceCheckUtils]: 24: Hoare triple {2721#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {2721#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:47,375 INFO L273 TraceCheckUtils]: 25: Hoare triple {2721#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2722#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:47,376 INFO L273 TraceCheckUtils]: 26: Hoare triple {2722#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {2722#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:47,377 INFO L273 TraceCheckUtils]: 27: Hoare triple {2722#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2723#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:47,378 INFO L273 TraceCheckUtils]: 28: Hoare triple {2723#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {2723#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:47,378 INFO L273 TraceCheckUtils]: 29: Hoare triple {2723#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2724#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:47,379 INFO L273 TraceCheckUtils]: 30: Hoare triple {2724#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {2724#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:47,380 INFO L273 TraceCheckUtils]: 31: Hoare triple {2724#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2725#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:47,380 INFO L273 TraceCheckUtils]: 32: Hoare triple {2725#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {2725#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:47,381 INFO L273 TraceCheckUtils]: 33: Hoare triple {2725#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2726#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:47,382 INFO L273 TraceCheckUtils]: 34: Hoare triple {2726#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {2726#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:47,383 INFO L273 TraceCheckUtils]: 35: Hoare triple {2726#(<= main_~main__x~0 14)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2711#false} is VALID [2018-11-14 17:35:47,383 INFO L273 TraceCheckUtils]: 36: Hoare triple {2711#false} assume ~main__x~0 < 100; {2711#false} is VALID [2018-11-14 17:35:47,383 INFO L273 TraceCheckUtils]: 37: Hoare triple {2711#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2711#false} is VALID [2018-11-14 17:35:47,383 INFO L273 TraceCheckUtils]: 38: Hoare triple {2711#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {2711#false} is VALID [2018-11-14 17:35:47,384 INFO L273 TraceCheckUtils]: 39: Hoare triple {2711#false} assume ~__VERIFIER_assert__cond~0 == 0; {2711#false} is VALID [2018-11-14 17:35:47,384 INFO L273 TraceCheckUtils]: 40: Hoare triple {2711#false} assume !false; {2711#false} is VALID [2018-11-14 17:35:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-14 17:35:47,386 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:47,387 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:47,395 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-14 17:35:47,413 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2018-11-14 17:35:47,413 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:47,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:47,546 INFO L256 TraceCheckUtils]: 0: Hoare triple {2710#true} call ULTIMATE.init(); {2710#true} is VALID [2018-11-14 17:35:47,546 INFO L273 TraceCheckUtils]: 1: Hoare triple {2710#true} ~__return_main~0 := 0;~__return_720~0 := 0; {2710#true} is VALID [2018-11-14 17:35:47,546 INFO L273 TraceCheckUtils]: 2: Hoare triple {2710#true} assume true; {2710#true} is VALID [2018-11-14 17:35:47,547 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2710#true} {2710#true} #115#return; {2710#true} is VALID [2018-11-14 17:35:47,547 INFO L256 TraceCheckUtils]: 4: Hoare triple {2710#true} call #t~ret1 := main(); {2710#true} is VALID [2018-11-14 17:35:47,548 INFO L273 TraceCheckUtils]: 5: Hoare triple {2710#true} ~main__x~0 := 0;~main__y~0 := 50; {2710#true} is VALID [2018-11-14 17:35:47,548 INFO L273 TraceCheckUtils]: 6: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,548 INFO L273 TraceCheckUtils]: 7: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,549 INFO L273 TraceCheckUtils]: 8: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,549 INFO L273 TraceCheckUtils]: 9: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,549 INFO L273 TraceCheckUtils]: 10: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,549 INFO L273 TraceCheckUtils]: 11: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,550 INFO L273 TraceCheckUtils]: 12: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,550 INFO L273 TraceCheckUtils]: 13: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,550 INFO L273 TraceCheckUtils]: 14: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,550 INFO L273 TraceCheckUtils]: 15: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,551 INFO L273 TraceCheckUtils]: 16: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,551 INFO L273 TraceCheckUtils]: 17: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,551 INFO L273 TraceCheckUtils]: 18: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,551 INFO L273 TraceCheckUtils]: 19: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,551 INFO L273 TraceCheckUtils]: 20: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,552 INFO L273 TraceCheckUtils]: 21: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,552 INFO L273 TraceCheckUtils]: 22: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,552 INFO L273 TraceCheckUtils]: 23: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,552 INFO L273 TraceCheckUtils]: 24: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,553 INFO L273 TraceCheckUtils]: 25: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,553 INFO L273 TraceCheckUtils]: 26: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,553 INFO L273 TraceCheckUtils]: 27: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,553 INFO L273 TraceCheckUtils]: 28: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,553 INFO L273 TraceCheckUtils]: 29: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2710#true} is VALID [2018-11-14 17:35:47,554 INFO L273 TraceCheckUtils]: 30: Hoare triple {2710#true} assume ~main__x~0 < 100; {2710#true} is VALID [2018-11-14 17:35:47,563 INFO L273 TraceCheckUtils]: 31: Hoare triple {2710#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2823#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:47,564 INFO L273 TraceCheckUtils]: 32: Hoare triple {2823#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {2823#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:47,568 INFO L273 TraceCheckUtils]: 33: Hoare triple {2823#(<= main_~main__x~0 50)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {2830#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:35:47,568 INFO L273 TraceCheckUtils]: 34: Hoare triple {2830#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {2830#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:35:47,585 INFO L273 TraceCheckUtils]: 35: Hoare triple {2830#(<= main_~main__x~0 51)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2837#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:35:47,599 INFO L273 TraceCheckUtils]: 36: Hoare triple {2837#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {2837#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:35:47,615 INFO L273 TraceCheckUtils]: 37: Hoare triple {2837#(<= main_~main__x~0 52)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {2844#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:35:47,629 INFO L273 TraceCheckUtils]: 38: Hoare triple {2844#(<= main_~main__x~0 53)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {2711#false} is VALID [2018-11-14 17:35:47,629 INFO L273 TraceCheckUtils]: 39: Hoare triple {2711#false} assume ~__VERIFIER_assert__cond~0 == 0; {2711#false} is VALID [2018-11-14 17:35:47,630 INFO L273 TraceCheckUtils]: 40: Hoare triple {2711#false} assume !false; {2711#false} is VALID [2018-11-14 17:35:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-14 17:35:47,656 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:47,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 6] total 21 [2018-11-14 17:35:47,657 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 41 [2018-11-14 17:35:47,657 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:47,657 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states. [2018-11-14 17:35:47,728 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:47,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-14 17:35:47,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-14 17:35:47,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2018-11-14 17:35:47,730 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 21 states. [2018-11-14 17:35:48,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:48,145 INFO L93 Difference]: Finished difference Result 55 states and 59 transitions. [2018-11-14 17:35:48,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-14 17:35:48,145 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 41 [2018-11-14 17:35:48,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:48,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-14 17:35:48,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 58 transitions. [2018-11-14 17:35:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-14 17:35:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 58 transitions. [2018-11-14 17:35:48,149 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 58 transitions. [2018-11-14 17:35:48,208 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:48,210 INFO L225 Difference]: With dead ends: 55 [2018-11-14 17:35:48,210 INFO L226 Difference]: Without dead ends: 49 [2018-11-14 17:35:48,211 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=210, Invalid=210, Unknown=0, NotChecked=0, Total=420 [2018-11-14 17:35:48,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-11-14 17:35:48,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2018-11-14 17:35:48,242 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:48,243 INFO L82 GeneralOperation]: Start isEquivalent. First operand 49 states. Second operand 48 states. [2018-11-14 17:35:48,243 INFO L74 IsIncluded]: Start isIncluded. First operand 49 states. Second operand 48 states. [2018-11-14 17:35:48,243 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 48 states. [2018-11-14 17:35:48,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:48,244 INFO L93 Difference]: Finished difference Result 49 states and 50 transitions. [2018-11-14 17:35:48,244 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-11-14 17:35:48,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:48,245 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:48,245 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 49 states. [2018-11-14 17:35:48,245 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 49 states. [2018-11-14 17:35:48,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:48,247 INFO L93 Difference]: Finished difference Result 49 states and 50 transitions. [2018-11-14 17:35:48,247 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-11-14 17:35:48,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:48,247 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:48,247 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:48,247 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-14 17:35:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2018-11-14 17:35:48,248 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 41 [2018-11-14 17:35:48,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:48,249 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2018-11-14 17:35:48,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-14 17:35:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-11-14 17:35:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-14 17:35:48,249 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:48,250 INFO L375 BasicCegarLoop]: trace histogram [10, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:48,250 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:48,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:48,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1267923961, now seen corresponding path program 6 times [2018-11-14 17:35:48,250 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:48,250 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:48,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:48,251 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:35:48,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:48,803 INFO L256 TraceCheckUtils]: 0: Hoare triple {3102#true} call ULTIMATE.init(); {3102#true} is VALID [2018-11-14 17:35:48,804 INFO L273 TraceCheckUtils]: 1: Hoare triple {3102#true} ~__return_main~0 := 0;~__return_720~0 := 0; {3102#true} is VALID [2018-11-14 17:35:48,804 INFO L273 TraceCheckUtils]: 2: Hoare triple {3102#true} assume true; {3102#true} is VALID [2018-11-14 17:35:48,804 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3102#true} {3102#true} #115#return; {3102#true} is VALID [2018-11-14 17:35:48,805 INFO L256 TraceCheckUtils]: 4: Hoare triple {3102#true} call #t~ret1 := main(); {3102#true} is VALID [2018-11-14 17:35:48,805 INFO L273 TraceCheckUtils]: 5: Hoare triple {3102#true} ~main__x~0 := 0;~main__y~0 := 50; {3104#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:48,806 INFO L273 TraceCheckUtils]: 6: Hoare triple {3104#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {3104#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:48,807 INFO L273 TraceCheckUtils]: 7: Hoare triple {3104#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3105#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:48,808 INFO L273 TraceCheckUtils]: 8: Hoare triple {3105#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {3105#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:48,808 INFO L273 TraceCheckUtils]: 9: Hoare triple {3105#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3106#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:48,809 INFO L273 TraceCheckUtils]: 10: Hoare triple {3106#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {3106#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:48,809 INFO L273 TraceCheckUtils]: 11: Hoare triple {3106#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3107#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:48,810 INFO L273 TraceCheckUtils]: 12: Hoare triple {3107#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {3107#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:48,810 INFO L273 TraceCheckUtils]: 13: Hoare triple {3107#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3108#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:48,811 INFO L273 TraceCheckUtils]: 14: Hoare triple {3108#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {3108#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:48,812 INFO L273 TraceCheckUtils]: 15: Hoare triple {3108#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3109#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:48,813 INFO L273 TraceCheckUtils]: 16: Hoare triple {3109#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {3109#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:48,814 INFO L273 TraceCheckUtils]: 17: Hoare triple {3109#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3110#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:48,814 INFO L273 TraceCheckUtils]: 18: Hoare triple {3110#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {3110#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:48,815 INFO L273 TraceCheckUtils]: 19: Hoare triple {3110#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3111#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:48,816 INFO L273 TraceCheckUtils]: 20: Hoare triple {3111#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {3111#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:48,817 INFO L273 TraceCheckUtils]: 21: Hoare triple {3111#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3112#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:48,818 INFO L273 TraceCheckUtils]: 22: Hoare triple {3112#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {3112#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:48,819 INFO L273 TraceCheckUtils]: 23: Hoare triple {3112#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3113#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:48,819 INFO L273 TraceCheckUtils]: 24: Hoare triple {3113#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {3113#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:48,820 INFO L273 TraceCheckUtils]: 25: Hoare triple {3113#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3114#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:48,821 INFO L273 TraceCheckUtils]: 26: Hoare triple {3114#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {3114#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:48,822 INFO L273 TraceCheckUtils]: 27: Hoare triple {3114#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3115#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:48,823 INFO L273 TraceCheckUtils]: 28: Hoare triple {3115#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {3115#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:48,824 INFO L273 TraceCheckUtils]: 29: Hoare triple {3115#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3116#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:48,824 INFO L273 TraceCheckUtils]: 30: Hoare triple {3116#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {3116#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:48,825 INFO L273 TraceCheckUtils]: 31: Hoare triple {3116#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3117#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:48,826 INFO L273 TraceCheckUtils]: 32: Hoare triple {3117#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {3117#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:48,827 INFO L273 TraceCheckUtils]: 33: Hoare triple {3117#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3118#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:48,828 INFO L273 TraceCheckUtils]: 34: Hoare triple {3118#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {3118#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:48,829 INFO L273 TraceCheckUtils]: 35: Hoare triple {3118#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3119#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:48,829 INFO L273 TraceCheckUtils]: 36: Hoare triple {3119#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {3119#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:48,830 INFO L273 TraceCheckUtils]: 37: Hoare triple {3119#(<= main_~main__x~0 15)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:48,831 INFO L273 TraceCheckUtils]: 38: Hoare triple {3103#false} assume ~main__x~0 < 100; {3103#false} is VALID [2018-11-14 17:35:48,831 INFO L273 TraceCheckUtils]: 39: Hoare triple {3103#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:48,831 INFO L273 TraceCheckUtils]: 40: Hoare triple {3103#false} assume ~main__x~0 < 100; {3103#false} is VALID [2018-11-14 17:35:48,831 INFO L273 TraceCheckUtils]: 41: Hoare triple {3103#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:48,832 INFO L273 TraceCheckUtils]: 42: Hoare triple {3103#false} assume ~main__x~0 < 100; {3103#false} is VALID [2018-11-14 17:35:48,832 INFO L273 TraceCheckUtils]: 43: Hoare triple {3103#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:48,832 INFO L273 TraceCheckUtils]: 44: Hoare triple {3103#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {3103#false} is VALID [2018-11-14 17:35:48,833 INFO L273 TraceCheckUtils]: 45: Hoare triple {3103#false} assume ~__VERIFIER_assert__cond~0 == 0; {3103#false} is VALID [2018-11-14 17:35:48,833 INFO L273 TraceCheckUtils]: 46: Hoare triple {3103#false} assume !false; {3103#false} is VALID [2018-11-14 17:35:48,836 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 49 proven. 42 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-14 17:35:48,836 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:48,836 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:48,845 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-14 17:35:48,888 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2018-11-14 17:35:48,888 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:48,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:49,077 INFO L256 TraceCheckUtils]: 0: Hoare triple {3102#true} call ULTIMATE.init(); {3102#true} is VALID [2018-11-14 17:35:49,077 INFO L273 TraceCheckUtils]: 1: Hoare triple {3102#true} ~__return_main~0 := 0;~__return_720~0 := 0; {3102#true} is VALID [2018-11-14 17:35:49,078 INFO L273 TraceCheckUtils]: 2: Hoare triple {3102#true} assume true; {3102#true} is VALID [2018-11-14 17:35:49,078 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3102#true} {3102#true} #115#return; {3102#true} is VALID [2018-11-14 17:35:49,078 INFO L256 TraceCheckUtils]: 4: Hoare triple {3102#true} call #t~ret1 := main(); {3102#true} is VALID [2018-11-14 17:35:49,079 INFO L273 TraceCheckUtils]: 5: Hoare triple {3102#true} ~main__x~0 := 0;~main__y~0 := 50; {3104#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:49,080 INFO L273 TraceCheckUtils]: 6: Hoare triple {3104#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {3104#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:49,081 INFO L273 TraceCheckUtils]: 7: Hoare triple {3104#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3105#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:49,081 INFO L273 TraceCheckUtils]: 8: Hoare triple {3105#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {3105#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:49,081 INFO L273 TraceCheckUtils]: 9: Hoare triple {3105#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3106#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:49,082 INFO L273 TraceCheckUtils]: 10: Hoare triple {3106#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {3106#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:49,083 INFO L273 TraceCheckUtils]: 11: Hoare triple {3106#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3107#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:49,083 INFO L273 TraceCheckUtils]: 12: Hoare triple {3107#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {3107#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:49,084 INFO L273 TraceCheckUtils]: 13: Hoare triple {3107#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3108#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:49,085 INFO L273 TraceCheckUtils]: 14: Hoare triple {3108#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {3108#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:49,086 INFO L273 TraceCheckUtils]: 15: Hoare triple {3108#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3109#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:49,087 INFO L273 TraceCheckUtils]: 16: Hoare triple {3109#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {3109#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:49,088 INFO L273 TraceCheckUtils]: 17: Hoare triple {3109#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3110#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:49,088 INFO L273 TraceCheckUtils]: 18: Hoare triple {3110#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {3110#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:49,089 INFO L273 TraceCheckUtils]: 19: Hoare triple {3110#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3111#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:49,090 INFO L273 TraceCheckUtils]: 20: Hoare triple {3111#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {3111#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:49,091 INFO L273 TraceCheckUtils]: 21: Hoare triple {3111#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3112#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:49,092 INFO L273 TraceCheckUtils]: 22: Hoare triple {3112#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {3112#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:49,092 INFO L273 TraceCheckUtils]: 23: Hoare triple {3112#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3113#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:49,093 INFO L273 TraceCheckUtils]: 24: Hoare triple {3113#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {3113#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:49,094 INFO L273 TraceCheckUtils]: 25: Hoare triple {3113#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3114#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:49,095 INFO L273 TraceCheckUtils]: 26: Hoare triple {3114#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {3114#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:49,096 INFO L273 TraceCheckUtils]: 27: Hoare triple {3114#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3115#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:49,096 INFO L273 TraceCheckUtils]: 28: Hoare triple {3115#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {3115#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:49,097 INFO L273 TraceCheckUtils]: 29: Hoare triple {3115#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3116#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:49,098 INFO L273 TraceCheckUtils]: 30: Hoare triple {3116#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {3116#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:49,099 INFO L273 TraceCheckUtils]: 31: Hoare triple {3116#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3117#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:49,100 INFO L273 TraceCheckUtils]: 32: Hoare triple {3117#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {3117#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:49,101 INFO L273 TraceCheckUtils]: 33: Hoare triple {3117#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3118#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:49,101 INFO L273 TraceCheckUtils]: 34: Hoare triple {3118#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {3118#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:49,102 INFO L273 TraceCheckUtils]: 35: Hoare triple {3118#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3119#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:49,103 INFO L273 TraceCheckUtils]: 36: Hoare triple {3119#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {3119#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:49,104 INFO L273 TraceCheckUtils]: 37: Hoare triple {3119#(<= main_~main__x~0 15)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:49,104 INFO L273 TraceCheckUtils]: 38: Hoare triple {3103#false} assume ~main__x~0 < 100; {3103#false} is VALID [2018-11-14 17:35:49,104 INFO L273 TraceCheckUtils]: 39: Hoare triple {3103#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:49,105 INFO L273 TraceCheckUtils]: 40: Hoare triple {3103#false} assume ~main__x~0 < 100; {3103#false} is VALID [2018-11-14 17:35:49,105 INFO L273 TraceCheckUtils]: 41: Hoare triple {3103#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:49,105 INFO L273 TraceCheckUtils]: 42: Hoare triple {3103#false} assume ~main__x~0 < 100; {3103#false} is VALID [2018-11-14 17:35:49,105 INFO L273 TraceCheckUtils]: 43: Hoare triple {3103#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3103#false} is VALID [2018-11-14 17:35:49,106 INFO L273 TraceCheckUtils]: 44: Hoare triple {3103#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {3103#false} is VALID [2018-11-14 17:35:49,106 INFO L273 TraceCheckUtils]: 45: Hoare triple {3103#false} assume ~__VERIFIER_assert__cond~0 == 0; {3103#false} is VALID [2018-11-14 17:35:49,106 INFO L273 TraceCheckUtils]: 46: Hoare triple {3103#false} assume !false; {3103#false} is VALID [2018-11-14 17:35:49,109 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 49 proven. 42 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-14 17:35:49,130 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:49,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 18 [2018-11-14 17:35:49,131 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 47 [2018-11-14 17:35:49,131 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:49,131 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2018-11-14 17:35:49,176 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:49,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-14 17:35:49,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-14 17:35:49,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2018-11-14 17:35:49,177 INFO L87 Difference]: Start difference. First operand 48 states and 49 transitions. Second operand 18 states. [2018-11-14 17:35:49,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:49,790 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions. [2018-11-14 17:35:49,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-14 17:35:49,790 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 47 [2018-11-14 17:35:49,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-14 17:35:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 50 transitions. [2018-11-14 17:35:49,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-14 17:35:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 50 transitions. [2018-11-14 17:35:49,793 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 50 transitions. [2018-11-14 17:35:49,864 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:49,865 INFO L225 Difference]: With dead ends: 60 [2018-11-14 17:35:49,865 INFO L226 Difference]: Without dead ends: 50 [2018-11-14 17:35:49,866 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2018-11-14 17:35:49,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-14 17:35:49,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-14 17:35:49,897 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:49,898 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand 50 states. [2018-11-14 17:35:49,898 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 50 states. [2018-11-14 17:35:49,898 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 50 states. [2018-11-14 17:35:49,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:49,899 INFO L93 Difference]: Finished difference Result 50 states and 51 transitions. [2018-11-14 17:35:49,899 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-11-14 17:35:49,899 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:49,899 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:49,899 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 50 states. [2018-11-14 17:35:49,899 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 50 states. [2018-11-14 17:35:49,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:49,900 INFO L93 Difference]: Finished difference Result 50 states and 51 transitions. [2018-11-14 17:35:49,900 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-11-14 17:35:49,901 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:49,901 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:49,901 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:49,901 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:49,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-14 17:35:49,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 51 transitions. [2018-11-14 17:35:49,902 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 51 transitions. Word has length 47 [2018-11-14 17:35:49,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:49,902 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 51 transitions. [2018-11-14 17:35:49,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-14 17:35:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-11-14 17:35:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-14 17:35:49,903 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:49,903 INFO L375 BasicCegarLoop]: trace histogram [11, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:49,903 INFO L423 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:49,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:49,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1690572042, now seen corresponding path program 7 times [2018-11-14 17:35:49,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:49,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:49,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:49,905 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:35:49,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:50,160 INFO L256 TraceCheckUtils]: 0: Hoare triple {3522#true} call ULTIMATE.init(); {3522#true} is VALID [2018-11-14 17:35:50,160 INFO L273 TraceCheckUtils]: 1: Hoare triple {3522#true} ~__return_main~0 := 0;~__return_720~0 := 0; {3522#true} is VALID [2018-11-14 17:35:50,161 INFO L273 TraceCheckUtils]: 2: Hoare triple {3522#true} assume true; {3522#true} is VALID [2018-11-14 17:35:50,161 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3522#true} {3522#true} #115#return; {3522#true} is VALID [2018-11-14 17:35:50,161 INFO L256 TraceCheckUtils]: 4: Hoare triple {3522#true} call #t~ret1 := main(); {3522#true} is VALID [2018-11-14 17:35:50,162 INFO L273 TraceCheckUtils]: 5: Hoare triple {3522#true} ~main__x~0 := 0;~main__y~0 := 50; {3524#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:50,162 INFO L273 TraceCheckUtils]: 6: Hoare triple {3524#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {3524#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:50,163 INFO L273 TraceCheckUtils]: 7: Hoare triple {3524#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3525#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:50,163 INFO L273 TraceCheckUtils]: 8: Hoare triple {3525#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {3525#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:50,163 INFO L273 TraceCheckUtils]: 9: Hoare triple {3525#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3526#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:50,164 INFO L273 TraceCheckUtils]: 10: Hoare triple {3526#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {3526#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:50,164 INFO L273 TraceCheckUtils]: 11: Hoare triple {3526#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3527#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:50,165 INFO L273 TraceCheckUtils]: 12: Hoare triple {3527#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {3527#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:50,165 INFO L273 TraceCheckUtils]: 13: Hoare triple {3527#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3528#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:50,166 INFO L273 TraceCheckUtils]: 14: Hoare triple {3528#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {3528#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:50,166 INFO L273 TraceCheckUtils]: 15: Hoare triple {3528#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3529#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:50,167 INFO L273 TraceCheckUtils]: 16: Hoare triple {3529#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {3529#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:50,168 INFO L273 TraceCheckUtils]: 17: Hoare triple {3529#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3530#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:50,168 INFO L273 TraceCheckUtils]: 18: Hoare triple {3530#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {3530#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:50,169 INFO L273 TraceCheckUtils]: 19: Hoare triple {3530#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3531#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:50,170 INFO L273 TraceCheckUtils]: 20: Hoare triple {3531#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {3531#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:50,171 INFO L273 TraceCheckUtils]: 21: Hoare triple {3531#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3532#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:50,190 INFO L273 TraceCheckUtils]: 22: Hoare triple {3532#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {3532#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:50,193 INFO L273 TraceCheckUtils]: 23: Hoare triple {3532#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3533#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:50,193 INFO L273 TraceCheckUtils]: 24: Hoare triple {3533#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {3533#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:50,194 INFO L273 TraceCheckUtils]: 25: Hoare triple {3533#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3534#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:50,194 INFO L273 TraceCheckUtils]: 26: Hoare triple {3534#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {3534#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:50,195 INFO L273 TraceCheckUtils]: 27: Hoare triple {3534#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3535#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:50,195 INFO L273 TraceCheckUtils]: 28: Hoare triple {3535#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {3535#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:50,196 INFO L273 TraceCheckUtils]: 29: Hoare triple {3535#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3536#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:50,196 INFO L273 TraceCheckUtils]: 30: Hoare triple {3536#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {3536#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:50,197 INFO L273 TraceCheckUtils]: 31: Hoare triple {3536#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3537#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:50,198 INFO L273 TraceCheckUtils]: 32: Hoare triple {3537#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {3537#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:50,198 INFO L273 TraceCheckUtils]: 33: Hoare triple {3537#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3538#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:50,199 INFO L273 TraceCheckUtils]: 34: Hoare triple {3538#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {3538#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:50,200 INFO L273 TraceCheckUtils]: 35: Hoare triple {3538#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3539#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:50,200 INFO L273 TraceCheckUtils]: 36: Hoare triple {3539#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {3539#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:50,201 INFO L273 TraceCheckUtils]: 37: Hoare triple {3539#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3540#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:50,202 INFO L273 TraceCheckUtils]: 38: Hoare triple {3540#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {3540#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:50,203 INFO L273 TraceCheckUtils]: 39: Hoare triple {3540#(<= main_~main__x~0 16)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,203 INFO L273 TraceCheckUtils]: 40: Hoare triple {3523#false} assume ~main__x~0 < 100; {3523#false} is VALID [2018-11-14 17:35:50,203 INFO L273 TraceCheckUtils]: 41: Hoare triple {3523#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,203 INFO L273 TraceCheckUtils]: 42: Hoare triple {3523#false} assume ~main__x~0 < 100; {3523#false} is VALID [2018-11-14 17:35:50,204 INFO L273 TraceCheckUtils]: 43: Hoare triple {3523#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,204 INFO L273 TraceCheckUtils]: 44: Hoare triple {3523#false} assume ~main__x~0 < 100; {3523#false} is VALID [2018-11-14 17:35:50,204 INFO L273 TraceCheckUtils]: 45: Hoare triple {3523#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,204 INFO L273 TraceCheckUtils]: 46: Hoare triple {3523#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {3523#false} is VALID [2018-11-14 17:35:50,204 INFO L273 TraceCheckUtils]: 47: Hoare triple {3523#false} assume ~__VERIFIER_assert__cond~0 == 0; {3523#false} is VALID [2018-11-14 17:35:50,204 INFO L273 TraceCheckUtils]: 48: Hoare triple {3523#false} assume !false; {3523#false} is VALID [2018-11-14 17:35:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-14 17:35:50,206 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:50,206 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:50,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:50,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:50,408 INFO L256 TraceCheckUtils]: 0: Hoare triple {3522#true} call ULTIMATE.init(); {3522#true} is VALID [2018-11-14 17:35:50,408 INFO L273 TraceCheckUtils]: 1: Hoare triple {3522#true} ~__return_main~0 := 0;~__return_720~0 := 0; {3522#true} is VALID [2018-11-14 17:35:50,409 INFO L273 TraceCheckUtils]: 2: Hoare triple {3522#true} assume true; {3522#true} is VALID [2018-11-14 17:35:50,409 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3522#true} {3522#true} #115#return; {3522#true} is VALID [2018-11-14 17:35:50,409 INFO L256 TraceCheckUtils]: 4: Hoare triple {3522#true} call #t~ret1 := main(); {3522#true} is VALID [2018-11-14 17:35:50,410 INFO L273 TraceCheckUtils]: 5: Hoare triple {3522#true} ~main__x~0 := 0;~main__y~0 := 50; {3524#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:50,410 INFO L273 TraceCheckUtils]: 6: Hoare triple {3524#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {3524#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:50,411 INFO L273 TraceCheckUtils]: 7: Hoare triple {3524#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3525#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:50,411 INFO L273 TraceCheckUtils]: 8: Hoare triple {3525#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {3525#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:50,411 INFO L273 TraceCheckUtils]: 9: Hoare triple {3525#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3526#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:50,412 INFO L273 TraceCheckUtils]: 10: Hoare triple {3526#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {3526#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:50,413 INFO L273 TraceCheckUtils]: 11: Hoare triple {3526#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3527#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:50,413 INFO L273 TraceCheckUtils]: 12: Hoare triple {3527#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {3527#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:50,414 INFO L273 TraceCheckUtils]: 13: Hoare triple {3527#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3528#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:50,415 INFO L273 TraceCheckUtils]: 14: Hoare triple {3528#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {3528#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:50,416 INFO L273 TraceCheckUtils]: 15: Hoare triple {3528#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3529#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:50,416 INFO L273 TraceCheckUtils]: 16: Hoare triple {3529#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {3529#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:50,417 INFO L273 TraceCheckUtils]: 17: Hoare triple {3529#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3530#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:50,418 INFO L273 TraceCheckUtils]: 18: Hoare triple {3530#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {3530#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:50,419 INFO L273 TraceCheckUtils]: 19: Hoare triple {3530#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3531#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:50,419 INFO L273 TraceCheckUtils]: 20: Hoare triple {3531#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {3531#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:50,420 INFO L273 TraceCheckUtils]: 21: Hoare triple {3531#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3532#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:50,421 INFO L273 TraceCheckUtils]: 22: Hoare triple {3532#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {3532#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:50,421 INFO L273 TraceCheckUtils]: 23: Hoare triple {3532#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3533#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:50,422 INFO L273 TraceCheckUtils]: 24: Hoare triple {3533#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {3533#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:50,423 INFO L273 TraceCheckUtils]: 25: Hoare triple {3533#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3534#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:50,423 INFO L273 TraceCheckUtils]: 26: Hoare triple {3534#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {3534#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:50,424 INFO L273 TraceCheckUtils]: 27: Hoare triple {3534#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3535#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:50,425 INFO L273 TraceCheckUtils]: 28: Hoare triple {3535#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {3535#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:50,426 INFO L273 TraceCheckUtils]: 29: Hoare triple {3535#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3536#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:50,426 INFO L273 TraceCheckUtils]: 30: Hoare triple {3536#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {3536#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:50,427 INFO L273 TraceCheckUtils]: 31: Hoare triple {3536#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3537#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:50,428 INFO L273 TraceCheckUtils]: 32: Hoare triple {3537#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {3537#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:50,428 INFO L273 TraceCheckUtils]: 33: Hoare triple {3537#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3538#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:50,429 INFO L273 TraceCheckUtils]: 34: Hoare triple {3538#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {3538#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:50,430 INFO L273 TraceCheckUtils]: 35: Hoare triple {3538#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3539#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:50,430 INFO L273 TraceCheckUtils]: 36: Hoare triple {3539#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {3539#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:50,431 INFO L273 TraceCheckUtils]: 37: Hoare triple {3539#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3540#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:50,432 INFO L273 TraceCheckUtils]: 38: Hoare triple {3540#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {3540#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:50,433 INFO L273 TraceCheckUtils]: 39: Hoare triple {3540#(<= main_~main__x~0 16)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,433 INFO L273 TraceCheckUtils]: 40: Hoare triple {3523#false} assume ~main__x~0 < 100; {3523#false} is VALID [2018-11-14 17:35:50,433 INFO L273 TraceCheckUtils]: 41: Hoare triple {3523#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,433 INFO L273 TraceCheckUtils]: 42: Hoare triple {3523#false} assume ~main__x~0 < 100; {3523#false} is VALID [2018-11-14 17:35:50,433 INFO L273 TraceCheckUtils]: 43: Hoare triple {3523#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,434 INFO L273 TraceCheckUtils]: 44: Hoare triple {3523#false} assume ~main__x~0 < 100; {3523#false} is VALID [2018-11-14 17:35:50,434 INFO L273 TraceCheckUtils]: 45: Hoare triple {3523#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3523#false} is VALID [2018-11-14 17:35:50,434 INFO L273 TraceCheckUtils]: 46: Hoare triple {3523#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {3523#false} is VALID [2018-11-14 17:35:50,434 INFO L273 TraceCheckUtils]: 47: Hoare triple {3523#false} assume ~__VERIFIER_assert__cond~0 == 0; {3523#false} is VALID [2018-11-14 17:35:50,435 INFO L273 TraceCheckUtils]: 48: Hoare triple {3523#false} assume !false; {3523#false} is VALID [2018-11-14 17:35:50,437 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-14 17:35:50,458 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:50,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 19 [2018-11-14 17:35:50,458 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 49 [2018-11-14 17:35:50,458 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:50,458 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states. [2018-11-14 17:35:50,499 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:50,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-14 17:35:50,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-14 17:35:50,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2018-11-14 17:35:50,501 INFO L87 Difference]: Start difference. First operand 50 states and 51 transitions. Second operand 19 states. [2018-11-14 17:35:51,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:51,037 INFO L93 Difference]: Finished difference Result 62 states and 64 transitions. [2018-11-14 17:35:51,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-14 17:35:51,037 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 49 [2018-11-14 17:35:51,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:51,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-11-14 17:35:51,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 52 transitions. [2018-11-14 17:35:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-11-14 17:35:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 52 transitions. [2018-11-14 17:35:51,040 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 52 transitions. [2018-11-14 17:35:51,087 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:51,088 INFO L225 Difference]: With dead ends: 62 [2018-11-14 17:35:51,088 INFO L226 Difference]: Without dead ends: 52 [2018-11-14 17:35:51,089 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2018-11-14 17:35:51,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-11-14 17:35:51,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-11-14 17:35:51,121 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:51,121 INFO L82 GeneralOperation]: Start isEquivalent. First operand 52 states. Second operand 52 states. [2018-11-14 17:35:51,121 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand 52 states. [2018-11-14 17:35:51,121 INFO L87 Difference]: Start difference. First operand 52 states. Second operand 52 states. [2018-11-14 17:35:51,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:51,123 INFO L93 Difference]: Finished difference Result 52 states and 53 transitions. [2018-11-14 17:35:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-11-14 17:35:51,124 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:51,124 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:51,124 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand 52 states. [2018-11-14 17:35:51,124 INFO L87 Difference]: Start difference. First operand 52 states. Second operand 52 states. [2018-11-14 17:35:51,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:51,125 INFO L93 Difference]: Finished difference Result 52 states and 53 transitions. [2018-11-14 17:35:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-11-14 17:35:51,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:51,126 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:51,126 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:51,126 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-14 17:35:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 53 transitions. [2018-11-14 17:35:51,127 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 53 transitions. Word has length 49 [2018-11-14 17:35:51,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:51,128 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 53 transitions. [2018-11-14 17:35:51,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-14 17:35:51,128 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-11-14 17:35:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-14 17:35:51,129 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:51,129 INFO L375 BasicCegarLoop]: trace histogram [12, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:51,129 INFO L423 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:51,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:51,129 INFO L82 PathProgramCache]: Analyzing trace with hash -1536880973, now seen corresponding path program 8 times [2018-11-14 17:35:51,130 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:51,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:51,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:51,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:35:51,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:51,733 INFO L256 TraceCheckUtils]: 0: Hoare triple {3959#true} call ULTIMATE.init(); {3959#true} is VALID [2018-11-14 17:35:51,733 INFO L273 TraceCheckUtils]: 1: Hoare triple {3959#true} ~__return_main~0 := 0;~__return_720~0 := 0; {3959#true} is VALID [2018-11-14 17:35:51,734 INFO L273 TraceCheckUtils]: 2: Hoare triple {3959#true} assume true; {3959#true} is VALID [2018-11-14 17:35:51,734 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3959#true} {3959#true} #115#return; {3959#true} is VALID [2018-11-14 17:35:51,734 INFO L256 TraceCheckUtils]: 4: Hoare triple {3959#true} call #t~ret1 := main(); {3959#true} is VALID [2018-11-14 17:35:51,735 INFO L273 TraceCheckUtils]: 5: Hoare triple {3959#true} ~main__x~0 := 0;~main__y~0 := 50; {3961#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:51,735 INFO L273 TraceCheckUtils]: 6: Hoare triple {3961#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {3961#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:51,736 INFO L273 TraceCheckUtils]: 7: Hoare triple {3961#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3962#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:51,736 INFO L273 TraceCheckUtils]: 8: Hoare triple {3962#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {3962#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:51,737 INFO L273 TraceCheckUtils]: 9: Hoare triple {3962#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3963#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:51,737 INFO L273 TraceCheckUtils]: 10: Hoare triple {3963#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {3963#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:51,738 INFO L273 TraceCheckUtils]: 11: Hoare triple {3963#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3964#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:51,738 INFO L273 TraceCheckUtils]: 12: Hoare triple {3964#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {3964#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:51,739 INFO L273 TraceCheckUtils]: 13: Hoare triple {3964#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3965#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:51,740 INFO L273 TraceCheckUtils]: 14: Hoare triple {3965#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {3965#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:51,740 INFO L273 TraceCheckUtils]: 15: Hoare triple {3965#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3966#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:51,741 INFO L273 TraceCheckUtils]: 16: Hoare triple {3966#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {3966#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:51,742 INFO L273 TraceCheckUtils]: 17: Hoare triple {3966#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3967#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:51,742 INFO L273 TraceCheckUtils]: 18: Hoare triple {3967#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {3967#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:51,743 INFO L273 TraceCheckUtils]: 19: Hoare triple {3967#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3968#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:51,744 INFO L273 TraceCheckUtils]: 20: Hoare triple {3968#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {3968#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:51,744 INFO L273 TraceCheckUtils]: 21: Hoare triple {3968#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3969#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:51,745 INFO L273 TraceCheckUtils]: 22: Hoare triple {3969#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {3969#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:51,746 INFO L273 TraceCheckUtils]: 23: Hoare triple {3969#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3970#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:51,746 INFO L273 TraceCheckUtils]: 24: Hoare triple {3970#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {3970#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:51,747 INFO L273 TraceCheckUtils]: 25: Hoare triple {3970#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3971#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:51,748 INFO L273 TraceCheckUtils]: 26: Hoare triple {3971#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {3971#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:51,748 INFO L273 TraceCheckUtils]: 27: Hoare triple {3971#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3972#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:51,749 INFO L273 TraceCheckUtils]: 28: Hoare triple {3972#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {3972#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:51,750 INFO L273 TraceCheckUtils]: 29: Hoare triple {3972#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3973#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:51,750 INFO L273 TraceCheckUtils]: 30: Hoare triple {3973#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {3973#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:51,751 INFO L273 TraceCheckUtils]: 31: Hoare triple {3973#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3974#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:51,752 INFO L273 TraceCheckUtils]: 32: Hoare triple {3974#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {3974#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:51,752 INFO L273 TraceCheckUtils]: 33: Hoare triple {3974#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3975#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:51,753 INFO L273 TraceCheckUtils]: 34: Hoare triple {3975#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {3975#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:51,754 INFO L273 TraceCheckUtils]: 35: Hoare triple {3975#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3976#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:51,754 INFO L273 TraceCheckUtils]: 36: Hoare triple {3976#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {3976#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:51,777 INFO L273 TraceCheckUtils]: 37: Hoare triple {3976#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3977#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:51,790 INFO L273 TraceCheckUtils]: 38: Hoare triple {3977#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {3977#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:51,804 INFO L273 TraceCheckUtils]: 39: Hoare triple {3977#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3978#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:51,813 INFO L273 TraceCheckUtils]: 40: Hoare triple {3978#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {3978#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:51,822 INFO L273 TraceCheckUtils]: 41: Hoare triple {3978#(<= main_~main__x~0 17)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3960#false} is VALID [2018-11-14 17:35:51,822 INFO L273 TraceCheckUtils]: 42: Hoare triple {3960#false} assume ~main__x~0 < 100; {3960#false} is VALID [2018-11-14 17:35:51,822 INFO L273 TraceCheckUtils]: 43: Hoare triple {3960#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3960#false} is VALID [2018-11-14 17:35:51,822 INFO L273 TraceCheckUtils]: 44: Hoare triple {3960#false} assume ~main__x~0 < 100; {3960#false} is VALID [2018-11-14 17:35:51,823 INFO L273 TraceCheckUtils]: 45: Hoare triple {3960#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3960#false} is VALID [2018-11-14 17:35:51,823 INFO L273 TraceCheckUtils]: 46: Hoare triple {3960#false} assume ~main__x~0 < 100; {3960#false} is VALID [2018-11-14 17:35:51,823 INFO L273 TraceCheckUtils]: 47: Hoare triple {3960#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {3960#false} is VALID [2018-11-14 17:35:51,823 INFO L273 TraceCheckUtils]: 48: Hoare triple {3960#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {3960#false} is VALID [2018-11-14 17:35:51,823 INFO L273 TraceCheckUtils]: 49: Hoare triple {3960#false} assume ~__VERIFIER_assert__cond~0 == 0; {3960#false} is VALID [2018-11-14 17:35:51,823 INFO L273 TraceCheckUtils]: 50: Hoare triple {3960#false} assume !false; {3960#false} is VALID [2018-11-14 17:35:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 63 proven. 72 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-14 17:35:51,826 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:51,826 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:51,847 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-14 17:35:51,870 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-14 17:35:51,870 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:51,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:52,175 INFO L256 TraceCheckUtils]: 0: Hoare triple {3959#true} call ULTIMATE.init(); {3959#true} is VALID [2018-11-14 17:35:52,175 INFO L273 TraceCheckUtils]: 1: Hoare triple {3959#true} ~__return_main~0 := 0;~__return_720~0 := 0; {3959#true} is VALID [2018-11-14 17:35:52,175 INFO L273 TraceCheckUtils]: 2: Hoare triple {3959#true} assume true; {3959#true} is VALID [2018-11-14 17:35:52,175 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3959#true} {3959#true} #115#return; {3959#true} is VALID [2018-11-14 17:35:52,175 INFO L256 TraceCheckUtils]: 4: Hoare triple {3959#true} call #t~ret1 := main(); {3959#true} is VALID [2018-11-14 17:35:52,175 INFO L273 TraceCheckUtils]: 5: Hoare triple {3959#true} ~main__x~0 := 0;~main__y~0 := 50; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 6: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 7: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 8: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 9: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 10: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 11: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 12: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,176 INFO L273 TraceCheckUtils]: 13: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 14: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 15: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 16: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 17: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 18: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 19: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 20: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 21: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,177 INFO L273 TraceCheckUtils]: 22: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 23: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 24: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 25: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 26: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 27: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 28: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 29: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,178 INFO L273 TraceCheckUtils]: 30: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,179 INFO L273 TraceCheckUtils]: 31: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {3959#true} is VALID [2018-11-14 17:35:52,179 INFO L273 TraceCheckUtils]: 32: Hoare triple {3959#true} assume ~main__x~0 < 100; {3959#true} is VALID [2018-11-14 17:35:52,179 INFO L273 TraceCheckUtils]: 33: Hoare triple {3959#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4081#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:52,180 INFO L273 TraceCheckUtils]: 34: Hoare triple {4081#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {4081#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:52,180 INFO L273 TraceCheckUtils]: 35: Hoare triple {4081#(<= main_~main__x~0 50)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4088#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:35:52,180 INFO L273 TraceCheckUtils]: 36: Hoare triple {4088#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {4088#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:35:52,181 INFO L273 TraceCheckUtils]: 37: Hoare triple {4088#(<= main_~main__x~0 51)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4095#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:35:52,181 INFO L273 TraceCheckUtils]: 38: Hoare triple {4095#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {4095#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:35:52,182 INFO L273 TraceCheckUtils]: 39: Hoare triple {4095#(<= main_~main__x~0 52)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4102#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:35:52,182 INFO L273 TraceCheckUtils]: 40: Hoare triple {4102#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {4102#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:35:52,182 INFO L273 TraceCheckUtils]: 41: Hoare triple {4102#(<= main_~main__x~0 53)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4109#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:35:52,183 INFO L273 TraceCheckUtils]: 42: Hoare triple {4109#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {4109#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:35:52,184 INFO L273 TraceCheckUtils]: 43: Hoare triple {4109#(<= main_~main__x~0 54)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4116#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:35:52,184 INFO L273 TraceCheckUtils]: 44: Hoare triple {4116#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {4116#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:35:52,185 INFO L273 TraceCheckUtils]: 45: Hoare triple {4116#(<= main_~main__x~0 55)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4123#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:35:52,186 INFO L273 TraceCheckUtils]: 46: Hoare triple {4123#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {4123#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:35:52,186 INFO L273 TraceCheckUtils]: 47: Hoare triple {4123#(<= main_~main__x~0 56)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4130#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:35:52,187 INFO L273 TraceCheckUtils]: 48: Hoare triple {4130#(<= main_~main__x~0 57)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {3960#false} is VALID [2018-11-14 17:35:52,188 INFO L273 TraceCheckUtils]: 49: Hoare triple {3960#false} assume ~__VERIFIER_assert__cond~0 == 0; {3960#false} is VALID [2018-11-14 17:35:52,188 INFO L273 TraceCheckUtils]: 50: Hoare triple {3960#false} assume !false; {3960#false} is VALID [2018-11-14 17:35:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 75 proven. 49 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-14 17:35:52,213 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:52,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 10] total 28 [2018-11-14 17:35:52,214 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 51 [2018-11-14 17:35:52,214 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:52,214 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states. [2018-11-14 17:35:52,289 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 84 edges. 84 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:52,290 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-14 17:35:52,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-14 17:35:52,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2018-11-14 17:35:52,291 INFO L87 Difference]: Start difference. First operand 52 states and 53 transitions. Second operand 28 states. [2018-11-14 17:35:53,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:53,061 INFO L93 Difference]: Finished difference Result 73 states and 79 transitions. [2018-11-14 17:35:53,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-14 17:35:53,062 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 51 [2018-11-14 17:35:53,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-14 17:35:53,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 74 transitions. [2018-11-14 17:35:53,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-14 17:35:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 74 transitions. [2018-11-14 17:35:53,069 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 74 transitions. [2018-11-14 17:35:53,161 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:53,162 INFO L225 Difference]: With dead ends: 73 [2018-11-14 17:35:53,162 INFO L226 Difference]: Without dead ends: 63 [2018-11-14 17:35:53,163 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2018-11-14 17:35:53,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-14 17:35:53,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 62. [2018-11-14 17:35:53,199 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:53,199 INFO L82 GeneralOperation]: Start isEquivalent. First operand 63 states. Second operand 62 states. [2018-11-14 17:35:53,200 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 62 states. [2018-11-14 17:35:53,200 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 62 states. [2018-11-14 17:35:53,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:53,202 INFO L93 Difference]: Finished difference Result 63 states and 64 transitions. [2018-11-14 17:35:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-11-14 17:35:53,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:53,203 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:53,203 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 63 states. [2018-11-14 17:35:53,203 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 63 states. [2018-11-14 17:35:53,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:53,205 INFO L93 Difference]: Finished difference Result 63 states and 64 transitions. [2018-11-14 17:35:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-11-14 17:35:53,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:53,205 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:53,206 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:53,206 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-14 17:35:53,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 63 transitions. [2018-11-14 17:35:53,207 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 63 transitions. Word has length 51 [2018-11-14 17:35:53,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:53,207 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 63 transitions. [2018-11-14 17:35:53,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-14 17:35:53,208 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-11-14 17:35:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-14 17:35:53,208 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:53,209 INFO L375 BasicCegarLoop]: trace histogram [17, 9, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:53,209 INFO L423 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:53,209 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:53,209 INFO L82 PathProgramCache]: Analyzing trace with hash -2034313832, now seen corresponding path program 9 times [2018-11-14 17:35:53,209 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:53,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:53,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:53,210 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:35:53,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:53,528 INFO L256 TraceCheckUtils]: 0: Hoare triple {4464#true} call ULTIMATE.init(); {4464#true} is VALID [2018-11-14 17:35:53,529 INFO L273 TraceCheckUtils]: 1: Hoare triple {4464#true} ~__return_main~0 := 0;~__return_720~0 := 0; {4464#true} is VALID [2018-11-14 17:35:53,529 INFO L273 TraceCheckUtils]: 2: Hoare triple {4464#true} assume true; {4464#true} is VALID [2018-11-14 17:35:53,529 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4464#true} {4464#true} #115#return; {4464#true} is VALID [2018-11-14 17:35:53,529 INFO L256 TraceCheckUtils]: 4: Hoare triple {4464#true} call #t~ret1 := main(); {4464#true} is VALID [2018-11-14 17:35:53,530 INFO L273 TraceCheckUtils]: 5: Hoare triple {4464#true} ~main__x~0 := 0;~main__y~0 := 50; {4466#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:53,530 INFO L273 TraceCheckUtils]: 6: Hoare triple {4466#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {4466#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:53,531 INFO L273 TraceCheckUtils]: 7: Hoare triple {4466#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4467#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:53,531 INFO L273 TraceCheckUtils]: 8: Hoare triple {4467#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {4467#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:53,532 INFO L273 TraceCheckUtils]: 9: Hoare triple {4467#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4468#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:53,532 INFO L273 TraceCheckUtils]: 10: Hoare triple {4468#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {4468#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:53,532 INFO L273 TraceCheckUtils]: 11: Hoare triple {4468#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4469#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:53,533 INFO L273 TraceCheckUtils]: 12: Hoare triple {4469#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {4469#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:53,533 INFO L273 TraceCheckUtils]: 13: Hoare triple {4469#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4470#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:53,534 INFO L273 TraceCheckUtils]: 14: Hoare triple {4470#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {4470#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:53,534 INFO L273 TraceCheckUtils]: 15: Hoare triple {4470#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4471#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:53,535 INFO L273 TraceCheckUtils]: 16: Hoare triple {4471#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {4471#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:53,536 INFO L273 TraceCheckUtils]: 17: Hoare triple {4471#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4472#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:53,536 INFO L273 TraceCheckUtils]: 18: Hoare triple {4472#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {4472#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:53,537 INFO L273 TraceCheckUtils]: 19: Hoare triple {4472#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4473#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:53,538 INFO L273 TraceCheckUtils]: 20: Hoare triple {4473#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {4473#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:53,538 INFO L273 TraceCheckUtils]: 21: Hoare triple {4473#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4474#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:53,539 INFO L273 TraceCheckUtils]: 22: Hoare triple {4474#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {4474#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:53,540 INFO L273 TraceCheckUtils]: 23: Hoare triple {4474#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4475#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:53,544 INFO L273 TraceCheckUtils]: 24: Hoare triple {4475#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {4475#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:53,545 INFO L273 TraceCheckUtils]: 25: Hoare triple {4475#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4476#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:53,545 INFO L273 TraceCheckUtils]: 26: Hoare triple {4476#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {4476#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:53,546 INFO L273 TraceCheckUtils]: 27: Hoare triple {4476#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4477#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:53,546 INFO L273 TraceCheckUtils]: 28: Hoare triple {4477#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {4477#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:53,547 INFO L273 TraceCheckUtils]: 29: Hoare triple {4477#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4478#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:53,547 INFO L273 TraceCheckUtils]: 30: Hoare triple {4478#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {4478#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:53,547 INFO L273 TraceCheckUtils]: 31: Hoare triple {4478#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4479#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:53,548 INFO L273 TraceCheckUtils]: 32: Hoare triple {4479#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {4479#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:53,548 INFO L273 TraceCheckUtils]: 33: Hoare triple {4479#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4480#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:53,549 INFO L273 TraceCheckUtils]: 34: Hoare triple {4480#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {4480#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:53,549 INFO L273 TraceCheckUtils]: 35: Hoare triple {4480#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4481#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:53,550 INFO L273 TraceCheckUtils]: 36: Hoare triple {4481#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {4481#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:53,551 INFO L273 TraceCheckUtils]: 37: Hoare triple {4481#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4482#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:53,551 INFO L273 TraceCheckUtils]: 38: Hoare triple {4482#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {4482#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:53,552 INFO L273 TraceCheckUtils]: 39: Hoare triple {4482#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4483#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:53,553 INFO L273 TraceCheckUtils]: 40: Hoare triple {4483#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {4483#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:53,553 INFO L273 TraceCheckUtils]: 41: Hoare triple {4483#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4484#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:35:53,554 INFO L273 TraceCheckUtils]: 42: Hoare triple {4484#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {4484#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:35:53,555 INFO L273 TraceCheckUtils]: 43: Hoare triple {4484#(<= main_~main__x~0 18)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,555 INFO L273 TraceCheckUtils]: 44: Hoare triple {4465#false} assume ~main__x~0 < 100; {4465#false} is VALID [2018-11-14 17:35:53,555 INFO L273 TraceCheckUtils]: 45: Hoare triple {4465#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,555 INFO L273 TraceCheckUtils]: 46: Hoare triple {4465#false} assume ~main__x~0 < 100; {4465#false} is VALID [2018-11-14 17:35:53,555 INFO L273 TraceCheckUtils]: 47: Hoare triple {4465#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,556 INFO L273 TraceCheckUtils]: 48: Hoare triple {4465#false} assume ~main__x~0 < 100; {4465#false} is VALID [2018-11-14 17:35:53,556 INFO L273 TraceCheckUtils]: 49: Hoare triple {4465#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,556 INFO L273 TraceCheckUtils]: 50: Hoare triple {4465#false} assume ~main__x~0 < 100; {4465#false} is VALID [2018-11-14 17:35:53,556 INFO L273 TraceCheckUtils]: 51: Hoare triple {4465#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,556 INFO L273 TraceCheckUtils]: 52: Hoare triple {4465#false} assume ~main__x~0 < 100; {4465#false} is VALID [2018-11-14 17:35:53,557 INFO L273 TraceCheckUtils]: 53: Hoare triple {4465#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,557 INFO L273 TraceCheckUtils]: 54: Hoare triple {4465#false} assume ~main__x~0 < 100; {4465#false} is VALID [2018-11-14 17:35:53,557 INFO L273 TraceCheckUtils]: 55: Hoare triple {4465#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,557 INFO L273 TraceCheckUtils]: 56: Hoare triple {4465#false} assume ~main__x~0 < 100; {4465#false} is VALID [2018-11-14 17:35:53,557 INFO L273 TraceCheckUtils]: 57: Hoare triple {4465#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4465#false} is VALID [2018-11-14 17:35:53,558 INFO L273 TraceCheckUtils]: 58: Hoare triple {4465#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {4465#false} is VALID [2018-11-14 17:35:53,558 INFO L273 TraceCheckUtils]: 59: Hoare triple {4465#false} assume ~__VERIFIER_assert__cond~0 == 0; {4465#false} is VALID [2018-11-14 17:35:53,558 INFO L273 TraceCheckUtils]: 60: Hoare triple {4465#false} assume !false; {4465#false} is VALID [2018-11-14 17:35:53,561 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 150 proven. 90 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-14 17:35:53,561 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:53,561 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:53,570 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-14 17:35:53,596 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2018-11-14 17:35:53,596 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:53,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:55,385 INFO L256 TraceCheckUtils]: 0: Hoare triple {4464#true} call ULTIMATE.init(); {4464#true} is VALID [2018-11-14 17:35:55,385 INFO L273 TraceCheckUtils]: 1: Hoare triple {4464#true} ~__return_main~0 := 0;~__return_720~0 := 0; {4464#true} is VALID [2018-11-14 17:35:55,385 INFO L273 TraceCheckUtils]: 2: Hoare triple {4464#true} assume true; {4464#true} is VALID [2018-11-14 17:35:55,386 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4464#true} {4464#true} #115#return; {4464#true} is VALID [2018-11-14 17:35:55,386 INFO L256 TraceCheckUtils]: 4: Hoare triple {4464#true} call #t~ret1 := main(); {4464#true} is VALID [2018-11-14 17:35:55,386 INFO L273 TraceCheckUtils]: 5: Hoare triple {4464#true} ~main__x~0 := 0;~main__y~0 := 50; {4464#true} is VALID [2018-11-14 17:35:55,386 INFO L273 TraceCheckUtils]: 6: Hoare triple {4464#true} assume ~main__x~0 < 100; {4464#true} is VALID [2018-11-14 17:35:55,399 INFO L273 TraceCheckUtils]: 7: Hoare triple {4464#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4509#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:55,407 INFO L273 TraceCheckUtils]: 8: Hoare triple {4509#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {4509#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:35:55,408 INFO L273 TraceCheckUtils]: 9: Hoare triple {4509#(<= main_~main__x~0 50)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4516#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:35:55,409 INFO L273 TraceCheckUtils]: 10: Hoare triple {4516#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {4516#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:35:55,409 INFO L273 TraceCheckUtils]: 11: Hoare triple {4516#(<= main_~main__x~0 51)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4523#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:35:55,411 INFO L273 TraceCheckUtils]: 12: Hoare triple {4523#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {4523#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:35:55,412 INFO L273 TraceCheckUtils]: 13: Hoare triple {4523#(<= main_~main__x~0 52)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4530#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:35:55,413 INFO L273 TraceCheckUtils]: 14: Hoare triple {4530#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {4530#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:35:55,413 INFO L273 TraceCheckUtils]: 15: Hoare triple {4530#(<= main_~main__x~0 53)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4537#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:35:55,415 INFO L273 TraceCheckUtils]: 16: Hoare triple {4537#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {4537#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:35:55,415 INFO L273 TraceCheckUtils]: 17: Hoare triple {4537#(<= main_~main__x~0 54)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4544#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:35:55,416 INFO L273 TraceCheckUtils]: 18: Hoare triple {4544#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {4544#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:35:55,416 INFO L273 TraceCheckUtils]: 19: Hoare triple {4544#(<= main_~main__x~0 55)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4551#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:35:55,421 INFO L273 TraceCheckUtils]: 20: Hoare triple {4551#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {4551#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:35:55,422 INFO L273 TraceCheckUtils]: 21: Hoare triple {4551#(<= main_~main__x~0 56)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4558#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:35:55,422 INFO L273 TraceCheckUtils]: 22: Hoare triple {4558#(<= main_~main__x~0 57)} assume ~main__x~0 < 100; {4558#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:35:55,423 INFO L273 TraceCheckUtils]: 23: Hoare triple {4558#(<= main_~main__x~0 57)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4565#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:35:55,423 INFO L273 TraceCheckUtils]: 24: Hoare triple {4565#(<= main_~main__x~0 58)} assume ~main__x~0 < 100; {4565#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:35:55,424 INFO L273 TraceCheckUtils]: 25: Hoare triple {4565#(<= main_~main__x~0 58)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4572#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:35:55,424 INFO L273 TraceCheckUtils]: 26: Hoare triple {4572#(<= main_~main__x~0 59)} assume ~main__x~0 < 100; {4572#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:35:55,424 INFO L273 TraceCheckUtils]: 27: Hoare triple {4572#(<= main_~main__x~0 59)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4579#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:35:55,425 INFO L273 TraceCheckUtils]: 28: Hoare triple {4579#(<= main_~main__x~0 60)} assume ~main__x~0 < 100; {4579#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:35:55,426 INFO L273 TraceCheckUtils]: 29: Hoare triple {4579#(<= main_~main__x~0 60)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4586#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:35:55,426 INFO L273 TraceCheckUtils]: 30: Hoare triple {4586#(<= main_~main__x~0 61)} assume ~main__x~0 < 100; {4586#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:35:55,427 INFO L273 TraceCheckUtils]: 31: Hoare triple {4586#(<= main_~main__x~0 61)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4593#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:35:55,428 INFO L273 TraceCheckUtils]: 32: Hoare triple {4593#(<= main_~main__x~0 62)} assume ~main__x~0 < 100; {4593#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:35:55,429 INFO L273 TraceCheckUtils]: 33: Hoare triple {4593#(<= main_~main__x~0 62)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4600#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:35:55,429 INFO L273 TraceCheckUtils]: 34: Hoare triple {4600#(<= main_~main__x~0 63)} assume ~main__x~0 < 100; {4600#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:35:55,430 INFO L273 TraceCheckUtils]: 35: Hoare triple {4600#(<= main_~main__x~0 63)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4607#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:35:55,431 INFO L273 TraceCheckUtils]: 36: Hoare triple {4607#(<= main_~main__x~0 64)} assume ~main__x~0 < 100; {4607#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:35:55,432 INFO L273 TraceCheckUtils]: 37: Hoare triple {4607#(<= main_~main__x~0 64)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4614#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:35:55,432 INFO L273 TraceCheckUtils]: 38: Hoare triple {4614#(<= main_~main__x~0 65)} assume ~main__x~0 < 100; {4614#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:35:55,433 INFO L273 TraceCheckUtils]: 39: Hoare triple {4614#(<= main_~main__x~0 65)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4621#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:35:55,434 INFO L273 TraceCheckUtils]: 40: Hoare triple {4621#(<= main_~main__x~0 66)} assume ~main__x~0 < 100; {4621#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:35:55,434 INFO L273 TraceCheckUtils]: 41: Hoare triple {4621#(<= main_~main__x~0 66)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {4628#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:35:55,435 INFO L273 TraceCheckUtils]: 42: Hoare triple {4628#(<= main_~main__x~0 67)} assume ~main__x~0 < 100; {4628#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:35:55,436 INFO L273 TraceCheckUtils]: 43: Hoare triple {4628#(<= main_~main__x~0 67)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4635#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:35:55,437 INFO L273 TraceCheckUtils]: 44: Hoare triple {4635#(<= main_~main__x~0 68)} assume ~main__x~0 < 100; {4635#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:35:55,438 INFO L273 TraceCheckUtils]: 45: Hoare triple {4635#(<= main_~main__x~0 68)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4642#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:35:55,438 INFO L273 TraceCheckUtils]: 46: Hoare triple {4642#(<= main_~main__x~0 69)} assume ~main__x~0 < 100; {4642#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:35:55,439 INFO L273 TraceCheckUtils]: 47: Hoare triple {4642#(<= main_~main__x~0 69)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4649#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:35:55,440 INFO L273 TraceCheckUtils]: 48: Hoare triple {4649#(<= main_~main__x~0 70)} assume ~main__x~0 < 100; {4649#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:35:55,442 INFO L273 TraceCheckUtils]: 49: Hoare triple {4649#(<= main_~main__x~0 70)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4656#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:35:55,442 INFO L273 TraceCheckUtils]: 50: Hoare triple {4656#(<= main_~main__x~0 71)} assume ~main__x~0 < 100; {4656#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:35:55,443 INFO L273 TraceCheckUtils]: 51: Hoare triple {4656#(<= main_~main__x~0 71)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4663#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:35:55,443 INFO L273 TraceCheckUtils]: 52: Hoare triple {4663#(<= main_~main__x~0 72)} assume ~main__x~0 < 100; {4663#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:35:55,444 INFO L273 TraceCheckUtils]: 53: Hoare triple {4663#(<= main_~main__x~0 72)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4670#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:35:55,444 INFO L273 TraceCheckUtils]: 54: Hoare triple {4670#(<= main_~main__x~0 73)} assume ~main__x~0 < 100; {4670#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:35:55,445 INFO L273 TraceCheckUtils]: 55: Hoare triple {4670#(<= main_~main__x~0 73)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4677#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:35:55,445 INFO L273 TraceCheckUtils]: 56: Hoare triple {4677#(<= main_~main__x~0 74)} assume ~main__x~0 < 100; {4677#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:35:55,446 INFO L273 TraceCheckUtils]: 57: Hoare triple {4677#(<= main_~main__x~0 74)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {4684#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:35:55,447 INFO L273 TraceCheckUtils]: 58: Hoare triple {4684#(<= main_~main__x~0 75)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {4465#false} is VALID [2018-11-14 17:35:55,447 INFO L273 TraceCheckUtils]: 59: Hoare triple {4465#false} assume ~__VERIFIER_assert__cond~0 == 0; {4465#false} is VALID [2018-11-14 17:35:55,447 INFO L273 TraceCheckUtils]: 60: Hoare triple {4465#false} assume !false; {4465#false} is VALID [2018-11-14 17:35:55,454 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:35:55,475 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:55,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 28] total 47 [2018-11-14 17:35:55,476 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 61 [2018-11-14 17:35:55,477 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:55,477 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 47 states. [2018-11-14 17:35:55,586 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:55,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-11-14 17:35:55,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-11-14 17:35:55,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1081, Invalid=1081, Unknown=0, NotChecked=0, Total=2162 [2018-11-14 17:35:55,588 INFO L87 Difference]: Start difference. First operand 62 states and 63 transitions. Second operand 47 states. [2018-11-14 17:35:56,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:56,369 INFO L93 Difference]: Finished difference Result 119 states and 139 transitions. [2018-11-14 17:35:56,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-11-14 17:35:56,370 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 61 [2018-11-14 17:35:56,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-14 17:35:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 126 transitions. [2018-11-14 17:35:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-14 17:35:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 126 transitions. [2018-11-14 17:35:56,374 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 47 states and 126 transitions. [2018-11-14 17:35:56,935 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 126 edges. 126 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:56,938 INFO L225 Difference]: With dead ends: 119 [2018-11-14 17:35:56,938 INFO L226 Difference]: Without dead ends: 101 [2018-11-14 17:35:56,940 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1081, Invalid=1081, Unknown=0, NotChecked=0, Total=2162 [2018-11-14 17:35:56,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-11-14 17:35:57,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 100. [2018-11-14 17:35:57,092 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:35:57,092 INFO L82 GeneralOperation]: Start isEquivalent. First operand 101 states. Second operand 100 states. [2018-11-14 17:35:57,092 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 100 states. [2018-11-14 17:35:57,093 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 100 states. [2018-11-14 17:35:57,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:57,095 INFO L93 Difference]: Finished difference Result 101 states and 102 transitions. [2018-11-14 17:35:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-11-14 17:35:57,095 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:57,096 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:57,096 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 101 states. [2018-11-14 17:35:57,096 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 101 states. [2018-11-14 17:35:57,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:57,098 INFO L93 Difference]: Finished difference Result 101 states and 102 transitions. [2018-11-14 17:35:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-11-14 17:35:57,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:35:57,099 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:35:57,099 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:35:57,099 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:35:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-14 17:35:57,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 101 transitions. [2018-11-14 17:35:57,101 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 101 transitions. Word has length 61 [2018-11-14 17:35:57,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:35:57,102 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 101 transitions. [2018-11-14 17:35:57,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-11-14 17:35:57,102 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-11-14 17:35:57,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-14 17:35:57,103 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:35:57,103 INFO L375 BasicCegarLoop]: trace histogram [36, 26, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:35:57,104 INFO L423 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:35:57,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:35:57,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1443054295, now seen corresponding path program 10 times [2018-11-14 17:35:57,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:35:57,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:35:57,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:57,105 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:35:57,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:35:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:57,861 INFO L256 TraceCheckUtils]: 0: Hoare triple {5220#true} call ULTIMATE.init(); {5220#true} is VALID [2018-11-14 17:35:57,862 INFO L273 TraceCheckUtils]: 1: Hoare triple {5220#true} ~__return_main~0 := 0;~__return_720~0 := 0; {5220#true} is VALID [2018-11-14 17:35:57,862 INFO L273 TraceCheckUtils]: 2: Hoare triple {5220#true} assume true; {5220#true} is VALID [2018-11-14 17:35:57,862 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5220#true} {5220#true} #115#return; {5220#true} is VALID [2018-11-14 17:35:57,863 INFO L256 TraceCheckUtils]: 4: Hoare triple {5220#true} call #t~ret1 := main(); {5220#true} is VALID [2018-11-14 17:35:57,863 INFO L273 TraceCheckUtils]: 5: Hoare triple {5220#true} ~main__x~0 := 0;~main__y~0 := 50; {5222#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:57,864 INFO L273 TraceCheckUtils]: 6: Hoare triple {5222#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {5222#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:57,864 INFO L273 TraceCheckUtils]: 7: Hoare triple {5222#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5223#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:57,864 INFO L273 TraceCheckUtils]: 8: Hoare triple {5223#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {5223#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:57,865 INFO L273 TraceCheckUtils]: 9: Hoare triple {5223#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5224#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:57,865 INFO L273 TraceCheckUtils]: 10: Hoare triple {5224#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {5224#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:57,866 INFO L273 TraceCheckUtils]: 11: Hoare triple {5224#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5225#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:57,866 INFO L273 TraceCheckUtils]: 12: Hoare triple {5225#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {5225#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:57,867 INFO L273 TraceCheckUtils]: 13: Hoare triple {5225#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5226#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:57,867 INFO L273 TraceCheckUtils]: 14: Hoare triple {5226#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {5226#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:57,868 INFO L273 TraceCheckUtils]: 15: Hoare triple {5226#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5227#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:57,868 INFO L273 TraceCheckUtils]: 16: Hoare triple {5227#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {5227#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:57,869 INFO L273 TraceCheckUtils]: 17: Hoare triple {5227#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5228#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:57,870 INFO L273 TraceCheckUtils]: 18: Hoare triple {5228#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {5228#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:57,870 INFO L273 TraceCheckUtils]: 19: Hoare triple {5228#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5229#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:57,871 INFO L273 TraceCheckUtils]: 20: Hoare triple {5229#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {5229#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:57,872 INFO L273 TraceCheckUtils]: 21: Hoare triple {5229#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5230#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:57,872 INFO L273 TraceCheckUtils]: 22: Hoare triple {5230#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {5230#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:57,873 INFO L273 TraceCheckUtils]: 23: Hoare triple {5230#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5231#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:57,873 INFO L273 TraceCheckUtils]: 24: Hoare triple {5231#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {5231#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:57,874 INFO L273 TraceCheckUtils]: 25: Hoare triple {5231#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5232#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:57,875 INFO L273 TraceCheckUtils]: 26: Hoare triple {5232#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {5232#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:57,875 INFO L273 TraceCheckUtils]: 27: Hoare triple {5232#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5233#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:57,876 INFO L273 TraceCheckUtils]: 28: Hoare triple {5233#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {5233#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:57,877 INFO L273 TraceCheckUtils]: 29: Hoare triple {5233#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5234#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:57,877 INFO L273 TraceCheckUtils]: 30: Hoare triple {5234#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {5234#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:57,878 INFO L273 TraceCheckUtils]: 31: Hoare triple {5234#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5235#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:57,878 INFO L273 TraceCheckUtils]: 32: Hoare triple {5235#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {5235#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:57,879 INFO L273 TraceCheckUtils]: 33: Hoare triple {5235#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5236#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:57,880 INFO L273 TraceCheckUtils]: 34: Hoare triple {5236#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {5236#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:57,880 INFO L273 TraceCheckUtils]: 35: Hoare triple {5236#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5237#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:57,881 INFO L273 TraceCheckUtils]: 36: Hoare triple {5237#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {5237#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:57,882 INFO L273 TraceCheckUtils]: 37: Hoare triple {5237#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5238#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:57,882 INFO L273 TraceCheckUtils]: 38: Hoare triple {5238#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {5238#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:57,883 INFO L273 TraceCheckUtils]: 39: Hoare triple {5238#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5239#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:57,884 INFO L273 TraceCheckUtils]: 40: Hoare triple {5239#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {5239#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:57,884 INFO L273 TraceCheckUtils]: 41: Hoare triple {5239#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5240#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:35:57,885 INFO L273 TraceCheckUtils]: 42: Hoare triple {5240#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {5240#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:35:57,886 INFO L273 TraceCheckUtils]: 43: Hoare triple {5240#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5241#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:35:57,886 INFO L273 TraceCheckUtils]: 44: Hoare triple {5241#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {5241#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:35:57,887 INFO L273 TraceCheckUtils]: 45: Hoare triple {5241#(<= main_~main__x~0 19)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,887 INFO L273 TraceCheckUtils]: 46: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,887 INFO L273 TraceCheckUtils]: 47: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,887 INFO L273 TraceCheckUtils]: 48: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,888 INFO L273 TraceCheckUtils]: 49: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,888 INFO L273 TraceCheckUtils]: 50: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,888 INFO L273 TraceCheckUtils]: 51: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,888 INFO L273 TraceCheckUtils]: 52: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,888 INFO L273 TraceCheckUtils]: 53: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,889 INFO L273 TraceCheckUtils]: 54: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,889 INFO L273 TraceCheckUtils]: 55: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,889 INFO L273 TraceCheckUtils]: 56: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,889 INFO L273 TraceCheckUtils]: 57: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,889 INFO L273 TraceCheckUtils]: 58: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 59: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 60: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 61: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 62: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 63: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 64: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 65: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,890 INFO L273 TraceCheckUtils]: 66: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 67: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 68: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 69: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 70: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 71: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 72: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 73: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,891 INFO L273 TraceCheckUtils]: 74: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 75: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 76: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 77: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 78: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 79: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 80: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 81: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 82: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,892 INFO L273 TraceCheckUtils]: 83: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 84: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 85: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 86: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 87: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 88: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 89: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 90: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,893 INFO L273 TraceCheckUtils]: 91: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,894 INFO L273 TraceCheckUtils]: 92: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,894 INFO L273 TraceCheckUtils]: 93: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,894 INFO L273 TraceCheckUtils]: 94: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:57,894 INFO L273 TraceCheckUtils]: 95: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:57,894 INFO L273 TraceCheckUtils]: 96: Hoare triple {5221#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {5221#false} is VALID [2018-11-14 17:35:57,894 INFO L273 TraceCheckUtils]: 97: Hoare triple {5221#false} assume ~__VERIFIER_assert__cond~0 == 0; {5221#false} is VALID [2018-11-14 17:35:57,894 INFO L273 TraceCheckUtils]: 98: Hoare triple {5221#false} assume !false; {5221#false} is VALID [2018-11-14 17:35:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1296 backedges. 561 proven. 110 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2018-11-14 17:35:57,899 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:35:57,900 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:35:57,909 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-14 17:35:57,945 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-14 17:35:57,945 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:35:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:35:57,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:35:58,235 INFO L256 TraceCheckUtils]: 0: Hoare triple {5220#true} call ULTIMATE.init(); {5220#true} is VALID [2018-11-14 17:35:58,236 INFO L273 TraceCheckUtils]: 1: Hoare triple {5220#true} ~__return_main~0 := 0;~__return_720~0 := 0; {5220#true} is VALID [2018-11-14 17:35:58,236 INFO L273 TraceCheckUtils]: 2: Hoare triple {5220#true} assume true; {5220#true} is VALID [2018-11-14 17:35:58,236 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5220#true} {5220#true} #115#return; {5220#true} is VALID [2018-11-14 17:35:58,236 INFO L256 TraceCheckUtils]: 4: Hoare triple {5220#true} call #t~ret1 := main(); {5220#true} is VALID [2018-11-14 17:35:58,237 INFO L273 TraceCheckUtils]: 5: Hoare triple {5220#true} ~main__x~0 := 0;~main__y~0 := 50; {5222#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:58,237 INFO L273 TraceCheckUtils]: 6: Hoare triple {5222#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {5222#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:35:58,238 INFO L273 TraceCheckUtils]: 7: Hoare triple {5222#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5223#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:58,238 INFO L273 TraceCheckUtils]: 8: Hoare triple {5223#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {5223#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:35:58,239 INFO L273 TraceCheckUtils]: 9: Hoare triple {5223#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5224#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:58,239 INFO L273 TraceCheckUtils]: 10: Hoare triple {5224#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {5224#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:35:58,240 INFO L273 TraceCheckUtils]: 11: Hoare triple {5224#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5225#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:58,240 INFO L273 TraceCheckUtils]: 12: Hoare triple {5225#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {5225#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:35:58,241 INFO L273 TraceCheckUtils]: 13: Hoare triple {5225#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5226#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:58,241 INFO L273 TraceCheckUtils]: 14: Hoare triple {5226#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {5226#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:35:58,242 INFO L273 TraceCheckUtils]: 15: Hoare triple {5226#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5227#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:58,243 INFO L273 TraceCheckUtils]: 16: Hoare triple {5227#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {5227#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:35:58,243 INFO L273 TraceCheckUtils]: 17: Hoare triple {5227#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5228#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:58,244 INFO L273 TraceCheckUtils]: 18: Hoare triple {5228#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {5228#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:35:58,245 INFO L273 TraceCheckUtils]: 19: Hoare triple {5228#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5229#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:58,245 INFO L273 TraceCheckUtils]: 20: Hoare triple {5229#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {5229#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:35:58,246 INFO L273 TraceCheckUtils]: 21: Hoare triple {5229#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5230#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:58,246 INFO L273 TraceCheckUtils]: 22: Hoare triple {5230#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {5230#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:35:58,247 INFO L273 TraceCheckUtils]: 23: Hoare triple {5230#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5231#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:58,248 INFO L273 TraceCheckUtils]: 24: Hoare triple {5231#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {5231#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:35:58,248 INFO L273 TraceCheckUtils]: 25: Hoare triple {5231#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5232#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:58,249 INFO L273 TraceCheckUtils]: 26: Hoare triple {5232#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {5232#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:35:58,250 INFO L273 TraceCheckUtils]: 27: Hoare triple {5232#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5233#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:58,250 INFO L273 TraceCheckUtils]: 28: Hoare triple {5233#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {5233#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:35:58,251 INFO L273 TraceCheckUtils]: 29: Hoare triple {5233#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5234#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:58,251 INFO L273 TraceCheckUtils]: 30: Hoare triple {5234#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {5234#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:35:58,252 INFO L273 TraceCheckUtils]: 31: Hoare triple {5234#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5235#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:58,253 INFO L273 TraceCheckUtils]: 32: Hoare triple {5235#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {5235#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:35:58,253 INFO L273 TraceCheckUtils]: 33: Hoare triple {5235#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5236#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:58,254 INFO L273 TraceCheckUtils]: 34: Hoare triple {5236#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {5236#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:35:58,255 INFO L273 TraceCheckUtils]: 35: Hoare triple {5236#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5237#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:58,255 INFO L273 TraceCheckUtils]: 36: Hoare triple {5237#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {5237#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:35:58,256 INFO L273 TraceCheckUtils]: 37: Hoare triple {5237#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5238#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:58,256 INFO L273 TraceCheckUtils]: 38: Hoare triple {5238#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {5238#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:35:58,257 INFO L273 TraceCheckUtils]: 39: Hoare triple {5238#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5239#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:58,258 INFO L273 TraceCheckUtils]: 40: Hoare triple {5239#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {5239#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:35:58,258 INFO L273 TraceCheckUtils]: 41: Hoare triple {5239#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5240#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:35:58,259 INFO L273 TraceCheckUtils]: 42: Hoare triple {5240#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {5240#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:35:58,260 INFO L273 TraceCheckUtils]: 43: Hoare triple {5240#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {5241#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:35:58,260 INFO L273 TraceCheckUtils]: 44: Hoare triple {5241#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {5241#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:35:58,261 INFO L273 TraceCheckUtils]: 45: Hoare triple {5241#(<= main_~main__x~0 19)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,261 INFO L273 TraceCheckUtils]: 46: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,261 INFO L273 TraceCheckUtils]: 47: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,262 INFO L273 TraceCheckUtils]: 48: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,262 INFO L273 TraceCheckUtils]: 49: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,262 INFO L273 TraceCheckUtils]: 50: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,262 INFO L273 TraceCheckUtils]: 51: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,262 INFO L273 TraceCheckUtils]: 52: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,263 INFO L273 TraceCheckUtils]: 53: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,263 INFO L273 TraceCheckUtils]: 54: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,263 INFO L273 TraceCheckUtils]: 55: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,263 INFO L273 TraceCheckUtils]: 56: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,263 INFO L273 TraceCheckUtils]: 57: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,263 INFO L273 TraceCheckUtils]: 58: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 59: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 60: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 61: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 62: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 63: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 64: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 65: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,264 INFO L273 TraceCheckUtils]: 66: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 67: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 68: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 69: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 70: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 71: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 72: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 73: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 74: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,265 INFO L273 TraceCheckUtils]: 75: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 76: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 77: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 78: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 79: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 80: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 81: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 82: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,266 INFO L273 TraceCheckUtils]: 83: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 84: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 85: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 86: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 87: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 88: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 89: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 90: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 91: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,267 INFO L273 TraceCheckUtils]: 92: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,268 INFO L273 TraceCheckUtils]: 93: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,268 INFO L273 TraceCheckUtils]: 94: Hoare triple {5221#false} assume ~main__x~0 < 100; {5221#false} is VALID [2018-11-14 17:35:58,268 INFO L273 TraceCheckUtils]: 95: Hoare triple {5221#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {5221#false} is VALID [2018-11-14 17:35:58,268 INFO L273 TraceCheckUtils]: 96: Hoare triple {5221#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {5221#false} is VALID [2018-11-14 17:35:58,268 INFO L273 TraceCheckUtils]: 97: Hoare triple {5221#false} assume ~__VERIFIER_assert__cond~0 == 0; {5221#false} is VALID [2018-11-14 17:35:58,268 INFO L273 TraceCheckUtils]: 98: Hoare triple {5221#false} assume !false; {5221#false} is VALID [2018-11-14 17:35:58,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1296 backedges. 561 proven. 110 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2018-11-14 17:35:58,294 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:35:58,294 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 22 [2018-11-14 17:35:58,295 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 99 [2018-11-14 17:35:58,295 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:35:58,295 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states. [2018-11-14 17:35:58,342 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:58,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-11-14 17:35:58,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-11-14 17:35:58,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2018-11-14 17:35:58,344 INFO L87 Difference]: Start difference. First operand 100 states and 101 transitions. Second operand 22 states. [2018-11-14 17:35:58,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:35:58,887 INFO L93 Difference]: Finished difference Result 156 states and 158 transitions. [2018-11-14 17:35:58,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-14 17:35:58,887 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 99 [2018-11-14 17:35:58,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:35:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-11-14 17:35:58,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 58 transitions. [2018-11-14 17:35:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-11-14 17:35:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 58 transitions. [2018-11-14 17:35:58,890 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 58 transitions. [2018-11-14 17:35:59,598 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:35:59,600 INFO L225 Difference]: With dead ends: 156 [2018-11-14 17:35:59,601 INFO L226 Difference]: Without dead ends: 102 [2018-11-14 17:35:59,602 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2018-11-14 17:35:59,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-14 17:36:00,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-11-14 17:36:00,248 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:00,248 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 102 states. [2018-11-14 17:36:00,248 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 102 states. [2018-11-14 17:36:00,248 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 102 states. [2018-11-14 17:36:00,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:00,251 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2018-11-14 17:36:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-11-14 17:36:00,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:00,252 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:00,252 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 102 states. [2018-11-14 17:36:00,252 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 102 states. [2018-11-14 17:36:00,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:00,254 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2018-11-14 17:36:00,254 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-11-14 17:36:00,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:00,255 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:00,255 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:00,255 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-11-14 17:36:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 103 transitions. [2018-11-14 17:36:00,258 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 103 transitions. Word has length 99 [2018-11-14 17:36:00,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:00,258 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 103 transitions. [2018-11-14 17:36:00,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-11-14 17:36:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-11-14 17:36:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-14 17:36:00,259 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:00,260 INFO L375 BasicCegarLoop]: trace histogram [37, 26, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:00,260 INFO L423 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:00,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:00,260 INFO L82 PathProgramCache]: Analyzing trace with hash 430708646, now seen corresponding path program 11 times [2018-11-14 17:36:00,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:00,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:00,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:00,261 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:00,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:01,043 INFO L256 TraceCheckUtils]: 0: Hoare triple {6126#true} call ULTIMATE.init(); {6126#true} is VALID [2018-11-14 17:36:01,043 INFO L273 TraceCheckUtils]: 1: Hoare triple {6126#true} ~__return_main~0 := 0;~__return_720~0 := 0; {6126#true} is VALID [2018-11-14 17:36:01,043 INFO L273 TraceCheckUtils]: 2: Hoare triple {6126#true} assume true; {6126#true} is VALID [2018-11-14 17:36:01,044 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {6126#true} {6126#true} #115#return; {6126#true} is VALID [2018-11-14 17:36:01,044 INFO L256 TraceCheckUtils]: 4: Hoare triple {6126#true} call #t~ret1 := main(); {6126#true} is VALID [2018-11-14 17:36:01,044 INFO L273 TraceCheckUtils]: 5: Hoare triple {6126#true} ~main__x~0 := 0;~main__y~0 := 50; {6128#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:01,044 INFO L273 TraceCheckUtils]: 6: Hoare triple {6128#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {6128#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:01,045 INFO L273 TraceCheckUtils]: 7: Hoare triple {6128#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6129#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:01,045 INFO L273 TraceCheckUtils]: 8: Hoare triple {6129#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {6129#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:01,046 INFO L273 TraceCheckUtils]: 9: Hoare triple {6129#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6130#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:01,046 INFO L273 TraceCheckUtils]: 10: Hoare triple {6130#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {6130#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:01,047 INFO L273 TraceCheckUtils]: 11: Hoare triple {6130#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6131#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:01,048 INFO L273 TraceCheckUtils]: 12: Hoare triple {6131#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {6131#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:01,048 INFO L273 TraceCheckUtils]: 13: Hoare triple {6131#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6132#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:01,049 INFO L273 TraceCheckUtils]: 14: Hoare triple {6132#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {6132#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:01,050 INFO L273 TraceCheckUtils]: 15: Hoare triple {6132#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6133#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:01,050 INFO L273 TraceCheckUtils]: 16: Hoare triple {6133#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {6133#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:01,051 INFO L273 TraceCheckUtils]: 17: Hoare triple {6133#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6134#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:01,051 INFO L273 TraceCheckUtils]: 18: Hoare triple {6134#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {6134#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:01,052 INFO L273 TraceCheckUtils]: 19: Hoare triple {6134#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6135#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:01,053 INFO L273 TraceCheckUtils]: 20: Hoare triple {6135#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {6135#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:01,053 INFO L273 TraceCheckUtils]: 21: Hoare triple {6135#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6136#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:01,054 INFO L273 TraceCheckUtils]: 22: Hoare triple {6136#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {6136#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:01,055 INFO L273 TraceCheckUtils]: 23: Hoare triple {6136#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6137#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:01,055 INFO L273 TraceCheckUtils]: 24: Hoare triple {6137#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {6137#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:01,056 INFO L273 TraceCheckUtils]: 25: Hoare triple {6137#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6138#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:01,056 INFO L273 TraceCheckUtils]: 26: Hoare triple {6138#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {6138#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:01,057 INFO L273 TraceCheckUtils]: 27: Hoare triple {6138#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6139#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:01,058 INFO L273 TraceCheckUtils]: 28: Hoare triple {6139#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {6139#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:01,058 INFO L273 TraceCheckUtils]: 29: Hoare triple {6139#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6140#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:01,059 INFO L273 TraceCheckUtils]: 30: Hoare triple {6140#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {6140#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:01,060 INFO L273 TraceCheckUtils]: 31: Hoare triple {6140#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6141#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:01,060 INFO L273 TraceCheckUtils]: 32: Hoare triple {6141#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {6141#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:01,061 INFO L273 TraceCheckUtils]: 33: Hoare triple {6141#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6142#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:01,061 INFO L273 TraceCheckUtils]: 34: Hoare triple {6142#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {6142#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:01,062 INFO L273 TraceCheckUtils]: 35: Hoare triple {6142#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6143#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:01,063 INFO L273 TraceCheckUtils]: 36: Hoare triple {6143#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {6143#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:01,063 INFO L273 TraceCheckUtils]: 37: Hoare triple {6143#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6144#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:01,064 INFO L273 TraceCheckUtils]: 38: Hoare triple {6144#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {6144#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:01,065 INFO L273 TraceCheckUtils]: 39: Hoare triple {6144#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6145#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:01,065 INFO L273 TraceCheckUtils]: 40: Hoare triple {6145#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {6145#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:01,066 INFO L273 TraceCheckUtils]: 41: Hoare triple {6145#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6146#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:01,066 INFO L273 TraceCheckUtils]: 42: Hoare triple {6146#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {6146#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:01,067 INFO L273 TraceCheckUtils]: 43: Hoare triple {6146#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6147#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:01,068 INFO L273 TraceCheckUtils]: 44: Hoare triple {6147#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {6147#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:01,068 INFO L273 TraceCheckUtils]: 45: Hoare triple {6147#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6148#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:01,069 INFO L273 TraceCheckUtils]: 46: Hoare triple {6148#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {6148#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:01,070 INFO L273 TraceCheckUtils]: 47: Hoare triple {6148#(<= main_~main__x~0 20)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,070 INFO L273 TraceCheckUtils]: 48: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,070 INFO L273 TraceCheckUtils]: 49: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,070 INFO L273 TraceCheckUtils]: 50: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,071 INFO L273 TraceCheckUtils]: 51: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,071 INFO L273 TraceCheckUtils]: 52: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,071 INFO L273 TraceCheckUtils]: 53: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,071 INFO L273 TraceCheckUtils]: 54: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,071 INFO L273 TraceCheckUtils]: 55: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,072 INFO L273 TraceCheckUtils]: 56: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,072 INFO L273 TraceCheckUtils]: 57: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,072 INFO L273 TraceCheckUtils]: 58: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,072 INFO L273 TraceCheckUtils]: 59: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,072 INFO L273 TraceCheckUtils]: 60: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,072 INFO L273 TraceCheckUtils]: 61: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,072 INFO L273 TraceCheckUtils]: 62: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 63: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 64: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 65: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 66: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 67: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 68: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 69: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 70: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,073 INFO L273 TraceCheckUtils]: 71: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 72: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 73: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 74: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 75: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 76: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 77: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 78: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,074 INFO L273 TraceCheckUtils]: 79: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 80: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 81: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 82: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 83: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 84: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 85: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 86: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,075 INFO L273 TraceCheckUtils]: 87: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 88: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 89: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 90: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 91: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 92: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 93: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 94: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 95: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,076 INFO L273 TraceCheckUtils]: 96: Hoare triple {6127#false} assume ~main__x~0 < 100; {6127#false} is VALID [2018-11-14 17:36:01,077 INFO L273 TraceCheckUtils]: 97: Hoare triple {6127#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6127#false} is VALID [2018-11-14 17:36:01,077 INFO L273 TraceCheckUtils]: 98: Hoare triple {6127#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {6127#false} is VALID [2018-11-14 17:36:01,077 INFO L273 TraceCheckUtils]: 99: Hoare triple {6127#false} assume ~__VERIFIER_assert__cond~0 == 0; {6127#false} is VALID [2018-11-14 17:36:01,077 INFO L273 TraceCheckUtils]: 100: Hoare triple {6127#false} assume !false; {6127#false} is VALID [2018-11-14 17:36:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1369 backedges. 612 proven. 132 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2018-11-14 17:36:01,082 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:01,082 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:01,091 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-14 17:36:01,140 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 38 check-sat command(s) [2018-11-14 17:36:01,141 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:01,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:02,295 INFO L256 TraceCheckUtils]: 0: Hoare triple {6126#true} call ULTIMATE.init(); {6126#true} is VALID [2018-11-14 17:36:02,295 INFO L273 TraceCheckUtils]: 1: Hoare triple {6126#true} ~__return_main~0 := 0;~__return_720~0 := 0; {6126#true} is VALID [2018-11-14 17:36:02,295 INFO L273 TraceCheckUtils]: 2: Hoare triple {6126#true} assume true; {6126#true} is VALID [2018-11-14 17:36:02,296 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {6126#true} {6126#true} #115#return; {6126#true} is VALID [2018-11-14 17:36:02,296 INFO L256 TraceCheckUtils]: 4: Hoare triple {6126#true} call #t~ret1 := main(); {6126#true} is VALID [2018-11-14 17:36:02,296 INFO L273 TraceCheckUtils]: 5: Hoare triple {6126#true} ~main__x~0 := 0;~main__y~0 := 50; {6126#true} is VALID [2018-11-14 17:36:02,296 INFO L273 TraceCheckUtils]: 6: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,296 INFO L273 TraceCheckUtils]: 7: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,296 INFO L273 TraceCheckUtils]: 8: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,297 INFO L273 TraceCheckUtils]: 9: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,297 INFO L273 TraceCheckUtils]: 10: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,297 INFO L273 TraceCheckUtils]: 11: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,297 INFO L273 TraceCheckUtils]: 12: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,298 INFO L273 TraceCheckUtils]: 13: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,298 INFO L273 TraceCheckUtils]: 14: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,298 INFO L273 TraceCheckUtils]: 15: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,298 INFO L273 TraceCheckUtils]: 16: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,298 INFO L273 TraceCheckUtils]: 17: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,299 INFO L273 TraceCheckUtils]: 18: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,299 INFO L273 TraceCheckUtils]: 19: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,299 INFO L273 TraceCheckUtils]: 20: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,299 INFO L273 TraceCheckUtils]: 21: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,299 INFO L273 TraceCheckUtils]: 22: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,299 INFO L273 TraceCheckUtils]: 23: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 24: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 25: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 26: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 27: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 28: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 29: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 30: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,300 INFO L273 TraceCheckUtils]: 31: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 32: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 33: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 34: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 35: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 36: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 37: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 38: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 39: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,301 INFO L273 TraceCheckUtils]: 40: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,302 INFO L273 TraceCheckUtils]: 41: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,302 INFO L273 TraceCheckUtils]: 42: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,302 INFO L273 TraceCheckUtils]: 43: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6126#true} is VALID [2018-11-14 17:36:02,302 INFO L273 TraceCheckUtils]: 44: Hoare triple {6126#true} assume ~main__x~0 < 100; {6126#true} is VALID [2018-11-14 17:36:02,303 INFO L273 TraceCheckUtils]: 45: Hoare triple {6126#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {6287#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:02,303 INFO L273 TraceCheckUtils]: 46: Hoare triple {6287#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {6287#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:02,303 INFO L273 TraceCheckUtils]: 47: Hoare triple {6287#(<= main_~main__x~0 50)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6294#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:02,304 INFO L273 TraceCheckUtils]: 48: Hoare triple {6294#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {6294#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:02,304 INFO L273 TraceCheckUtils]: 49: Hoare triple {6294#(<= main_~main__x~0 51)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6301#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:02,305 INFO L273 TraceCheckUtils]: 50: Hoare triple {6301#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {6301#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:02,305 INFO L273 TraceCheckUtils]: 51: Hoare triple {6301#(<= main_~main__x~0 52)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6308#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:02,305 INFO L273 TraceCheckUtils]: 52: Hoare triple {6308#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {6308#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:02,306 INFO L273 TraceCheckUtils]: 53: Hoare triple {6308#(<= main_~main__x~0 53)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6315#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:02,306 INFO L273 TraceCheckUtils]: 54: Hoare triple {6315#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {6315#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:02,307 INFO L273 TraceCheckUtils]: 55: Hoare triple {6315#(<= main_~main__x~0 54)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6322#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:02,308 INFO L273 TraceCheckUtils]: 56: Hoare triple {6322#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {6322#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:02,309 INFO L273 TraceCheckUtils]: 57: Hoare triple {6322#(<= main_~main__x~0 55)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6329#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:02,309 INFO L273 TraceCheckUtils]: 58: Hoare triple {6329#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {6329#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:02,310 INFO L273 TraceCheckUtils]: 59: Hoare triple {6329#(<= main_~main__x~0 56)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6336#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:02,311 INFO L273 TraceCheckUtils]: 60: Hoare triple {6336#(<= main_~main__x~0 57)} assume ~main__x~0 < 100; {6336#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:02,311 INFO L273 TraceCheckUtils]: 61: Hoare triple {6336#(<= main_~main__x~0 57)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6343#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:02,312 INFO L273 TraceCheckUtils]: 62: Hoare triple {6343#(<= main_~main__x~0 58)} assume ~main__x~0 < 100; {6343#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:02,313 INFO L273 TraceCheckUtils]: 63: Hoare triple {6343#(<= main_~main__x~0 58)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6350#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:02,313 INFO L273 TraceCheckUtils]: 64: Hoare triple {6350#(<= main_~main__x~0 59)} assume ~main__x~0 < 100; {6350#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:02,314 INFO L273 TraceCheckUtils]: 65: Hoare triple {6350#(<= main_~main__x~0 59)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6357#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:02,315 INFO L273 TraceCheckUtils]: 66: Hoare triple {6357#(<= main_~main__x~0 60)} assume ~main__x~0 < 100; {6357#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:02,316 INFO L273 TraceCheckUtils]: 67: Hoare triple {6357#(<= main_~main__x~0 60)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6364#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:02,316 INFO L273 TraceCheckUtils]: 68: Hoare triple {6364#(<= main_~main__x~0 61)} assume ~main__x~0 < 100; {6364#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:02,317 INFO L273 TraceCheckUtils]: 69: Hoare triple {6364#(<= main_~main__x~0 61)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6371#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:02,318 INFO L273 TraceCheckUtils]: 70: Hoare triple {6371#(<= main_~main__x~0 62)} assume ~main__x~0 < 100; {6371#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:02,318 INFO L273 TraceCheckUtils]: 71: Hoare triple {6371#(<= main_~main__x~0 62)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6378#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:02,319 INFO L273 TraceCheckUtils]: 72: Hoare triple {6378#(<= main_~main__x~0 63)} assume ~main__x~0 < 100; {6378#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:02,320 INFO L273 TraceCheckUtils]: 73: Hoare triple {6378#(<= main_~main__x~0 63)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6385#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:02,320 INFO L273 TraceCheckUtils]: 74: Hoare triple {6385#(<= main_~main__x~0 64)} assume ~main__x~0 < 100; {6385#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:02,321 INFO L273 TraceCheckUtils]: 75: Hoare triple {6385#(<= main_~main__x~0 64)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6392#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:02,322 INFO L273 TraceCheckUtils]: 76: Hoare triple {6392#(<= main_~main__x~0 65)} assume ~main__x~0 < 100; {6392#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:02,322 INFO L273 TraceCheckUtils]: 77: Hoare triple {6392#(<= main_~main__x~0 65)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6399#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:02,342 INFO L273 TraceCheckUtils]: 78: Hoare triple {6399#(<= main_~main__x~0 66)} assume ~main__x~0 < 100; {6399#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:02,343 INFO L273 TraceCheckUtils]: 79: Hoare triple {6399#(<= main_~main__x~0 66)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6406#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:02,363 INFO L273 TraceCheckUtils]: 80: Hoare triple {6406#(<= main_~main__x~0 67)} assume ~main__x~0 < 100; {6406#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:02,378 INFO L273 TraceCheckUtils]: 81: Hoare triple {6406#(<= main_~main__x~0 67)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6413#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:02,386 INFO L273 TraceCheckUtils]: 82: Hoare triple {6413#(<= main_~main__x~0 68)} assume ~main__x~0 < 100; {6413#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:02,387 INFO L273 TraceCheckUtils]: 83: Hoare triple {6413#(<= main_~main__x~0 68)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6420#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:02,388 INFO L273 TraceCheckUtils]: 84: Hoare triple {6420#(<= main_~main__x~0 69)} assume ~main__x~0 < 100; {6420#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:02,388 INFO L273 TraceCheckUtils]: 85: Hoare triple {6420#(<= main_~main__x~0 69)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6427#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:02,388 INFO L273 TraceCheckUtils]: 86: Hoare triple {6427#(<= main_~main__x~0 70)} assume ~main__x~0 < 100; {6427#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:02,389 INFO L273 TraceCheckUtils]: 87: Hoare triple {6427#(<= main_~main__x~0 70)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6434#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:02,389 INFO L273 TraceCheckUtils]: 88: Hoare triple {6434#(<= main_~main__x~0 71)} assume ~main__x~0 < 100; {6434#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:02,390 INFO L273 TraceCheckUtils]: 89: Hoare triple {6434#(<= main_~main__x~0 71)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6441#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:02,391 INFO L273 TraceCheckUtils]: 90: Hoare triple {6441#(<= main_~main__x~0 72)} assume ~main__x~0 < 100; {6441#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:02,392 INFO L273 TraceCheckUtils]: 91: Hoare triple {6441#(<= main_~main__x~0 72)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6448#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:02,392 INFO L273 TraceCheckUtils]: 92: Hoare triple {6448#(<= main_~main__x~0 73)} assume ~main__x~0 < 100; {6448#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:02,393 INFO L273 TraceCheckUtils]: 93: Hoare triple {6448#(<= main_~main__x~0 73)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6455#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:02,393 INFO L273 TraceCheckUtils]: 94: Hoare triple {6455#(<= main_~main__x~0 74)} assume ~main__x~0 < 100; {6455#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:02,394 INFO L273 TraceCheckUtils]: 95: Hoare triple {6455#(<= main_~main__x~0 74)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6462#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:02,395 INFO L273 TraceCheckUtils]: 96: Hoare triple {6462#(<= main_~main__x~0 75)} assume ~main__x~0 < 100; {6462#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:02,395 INFO L273 TraceCheckUtils]: 97: Hoare triple {6462#(<= main_~main__x~0 75)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {6469#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:02,396 INFO L273 TraceCheckUtils]: 98: Hoare triple {6469#(<= main_~main__x~0 76)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {6127#false} is VALID [2018-11-14 17:36:02,396 INFO L273 TraceCheckUtils]: 99: Hoare triple {6127#false} assume ~__VERIFIER_assert__cond~0 == 0; {6127#false} is VALID [2018-11-14 17:36:02,397 INFO L273 TraceCheckUtils]: 100: Hoare triple {6127#false} assume !false; {6127#false} is VALID [2018-11-14 17:36:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1369 backedges. 583 proven. 676 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-14 17:36:02,424 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:02,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 29] total 50 [2018-11-14 17:36:02,425 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 101 [2018-11-14 17:36:02,425 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:02,425 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 50 states. [2018-11-14 17:36:02,539 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 128 edges. 128 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:02,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-11-14 17:36:02,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-11-14 17:36:02,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1225, Invalid=1225, Unknown=0, NotChecked=0, Total=2450 [2018-11-14 17:36:02,542 INFO L87 Difference]: Start difference. First operand 102 states and 103 transitions. Second operand 50 states. [2018-11-14 17:36:03,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:03,468 INFO L93 Difference]: Finished difference Result 161 states and 164 transitions. [2018-11-14 17:36:03,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-11-14 17:36:03,468 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 101 [2018-11-14 17:36:03,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-14 17:36:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 115 transitions. [2018-11-14 17:36:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-14 17:36:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 115 transitions. [2018-11-14 17:36:03,472 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 50 states and 115 transitions. [2018-11-14 17:36:03,947 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:03,950 INFO L225 Difference]: With dead ends: 161 [2018-11-14 17:36:03,950 INFO L226 Difference]: Without dead ends: 107 [2018-11-14 17:36:03,952 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1225, Invalid=1225, Unknown=0, NotChecked=0, Total=2450 [2018-11-14 17:36:03,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-14 17:36:04,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2018-11-14 17:36:04,103 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:04,103 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand 106 states. [2018-11-14 17:36:04,103 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 106 states. [2018-11-14 17:36:04,103 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 106 states. [2018-11-14 17:36:04,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:04,105 INFO L93 Difference]: Finished difference Result 107 states and 108 transitions. [2018-11-14 17:36:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-11-14 17:36:04,106 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:04,106 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:04,106 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 107 states. [2018-11-14 17:36:04,106 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 107 states. [2018-11-14 17:36:04,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:04,108 INFO L93 Difference]: Finished difference Result 107 states and 108 transitions. [2018-11-14 17:36:04,108 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-11-14 17:36:04,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:04,109 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:04,109 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:04,109 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-14 17:36:04,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 107 transitions. [2018-11-14 17:36:04,111 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 107 transitions. Word has length 101 [2018-11-14 17:36:04,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:04,111 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 107 transitions. [2018-11-14 17:36:04,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-11-14 17:36:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2018-11-14 17:36:04,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-14 17:36:04,112 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:04,113 INFO L375 BasicCegarLoop]: trace histogram [39, 27, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:04,113 INFO L423 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:04,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:04,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1508217725, now seen corresponding path program 12 times [2018-11-14 17:36:04,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:04,114 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:04,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:04,114 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:04,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:04,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:04,804 INFO L256 TraceCheckUtils]: 0: Hoare triple {7089#true} call ULTIMATE.init(); {7089#true} is VALID [2018-11-14 17:36:04,804 INFO L273 TraceCheckUtils]: 1: Hoare triple {7089#true} ~__return_main~0 := 0;~__return_720~0 := 0; {7089#true} is VALID [2018-11-14 17:36:04,804 INFO L273 TraceCheckUtils]: 2: Hoare triple {7089#true} assume true; {7089#true} is VALID [2018-11-14 17:36:04,804 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {7089#true} {7089#true} #115#return; {7089#true} is VALID [2018-11-14 17:36:04,805 INFO L256 TraceCheckUtils]: 4: Hoare triple {7089#true} call #t~ret1 := main(); {7089#true} is VALID [2018-11-14 17:36:04,806 INFO L273 TraceCheckUtils]: 5: Hoare triple {7089#true} ~main__x~0 := 0;~main__y~0 := 50; {7091#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:04,806 INFO L273 TraceCheckUtils]: 6: Hoare triple {7091#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {7091#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:04,808 INFO L273 TraceCheckUtils]: 7: Hoare triple {7091#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7092#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:04,808 INFO L273 TraceCheckUtils]: 8: Hoare triple {7092#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {7092#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:04,810 INFO L273 TraceCheckUtils]: 9: Hoare triple {7092#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7093#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:04,810 INFO L273 TraceCheckUtils]: 10: Hoare triple {7093#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {7093#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:04,813 INFO L273 TraceCheckUtils]: 11: Hoare triple {7093#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7094#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:04,813 INFO L273 TraceCheckUtils]: 12: Hoare triple {7094#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {7094#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:04,815 INFO L273 TraceCheckUtils]: 13: Hoare triple {7094#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7095#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:04,815 INFO L273 TraceCheckUtils]: 14: Hoare triple {7095#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {7095#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:04,817 INFO L273 TraceCheckUtils]: 15: Hoare triple {7095#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7096#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:04,817 INFO L273 TraceCheckUtils]: 16: Hoare triple {7096#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {7096#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:04,819 INFO L273 TraceCheckUtils]: 17: Hoare triple {7096#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7097#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:04,819 INFO L273 TraceCheckUtils]: 18: Hoare triple {7097#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {7097#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:04,821 INFO L273 TraceCheckUtils]: 19: Hoare triple {7097#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7098#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:04,821 INFO L273 TraceCheckUtils]: 20: Hoare triple {7098#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {7098#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:04,823 INFO L273 TraceCheckUtils]: 21: Hoare triple {7098#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7099#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:04,823 INFO L273 TraceCheckUtils]: 22: Hoare triple {7099#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {7099#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:04,826 INFO L273 TraceCheckUtils]: 23: Hoare triple {7099#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7100#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:04,826 INFO L273 TraceCheckUtils]: 24: Hoare triple {7100#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {7100#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:04,828 INFO L273 TraceCheckUtils]: 25: Hoare triple {7100#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7101#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:04,828 INFO L273 TraceCheckUtils]: 26: Hoare triple {7101#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {7101#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:04,830 INFO L273 TraceCheckUtils]: 27: Hoare triple {7101#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7102#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:04,830 INFO L273 TraceCheckUtils]: 28: Hoare triple {7102#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {7102#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:04,832 INFO L273 TraceCheckUtils]: 29: Hoare triple {7102#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7103#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:04,832 INFO L273 TraceCheckUtils]: 30: Hoare triple {7103#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {7103#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:04,834 INFO L273 TraceCheckUtils]: 31: Hoare triple {7103#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7104#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:04,834 INFO L273 TraceCheckUtils]: 32: Hoare triple {7104#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {7104#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:04,836 INFO L273 TraceCheckUtils]: 33: Hoare triple {7104#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7105#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:04,836 INFO L273 TraceCheckUtils]: 34: Hoare triple {7105#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {7105#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:04,838 INFO L273 TraceCheckUtils]: 35: Hoare triple {7105#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7106#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:04,838 INFO L273 TraceCheckUtils]: 36: Hoare triple {7106#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {7106#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:04,840 INFO L273 TraceCheckUtils]: 37: Hoare triple {7106#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7107#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:04,840 INFO L273 TraceCheckUtils]: 38: Hoare triple {7107#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {7107#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:04,843 INFO L273 TraceCheckUtils]: 39: Hoare triple {7107#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7108#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:04,843 INFO L273 TraceCheckUtils]: 40: Hoare triple {7108#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {7108#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:04,845 INFO L273 TraceCheckUtils]: 41: Hoare triple {7108#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7109#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:04,845 INFO L273 TraceCheckUtils]: 42: Hoare triple {7109#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {7109#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:04,847 INFO L273 TraceCheckUtils]: 43: Hoare triple {7109#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7110#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:04,847 INFO L273 TraceCheckUtils]: 44: Hoare triple {7110#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {7110#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:04,849 INFO L273 TraceCheckUtils]: 45: Hoare triple {7110#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7111#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:04,849 INFO L273 TraceCheckUtils]: 46: Hoare triple {7111#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {7111#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:04,852 INFO L273 TraceCheckUtils]: 47: Hoare triple {7111#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7112#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:04,852 INFO L273 TraceCheckUtils]: 48: Hoare triple {7112#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {7112#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 49: Hoare triple {7112#(<= main_~main__x~0 21)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 50: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 51: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 52: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 53: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 54: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 55: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,854 INFO L273 TraceCheckUtils]: 56: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 57: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 58: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 59: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 60: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 61: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 62: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 63: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,855 INFO L273 TraceCheckUtils]: 64: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 65: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 66: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 67: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 68: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 69: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 70: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 71: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 72: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,856 INFO L273 TraceCheckUtils]: 73: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 74: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 75: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 76: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 77: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 78: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 79: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 80: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 81: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,857 INFO L273 TraceCheckUtils]: 82: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 83: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 84: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 85: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 86: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 87: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 88: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 89: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 90: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,858 INFO L273 TraceCheckUtils]: 91: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 92: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 93: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 94: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 95: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 96: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 97: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 98: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,859 INFO L273 TraceCheckUtils]: 99: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,860 INFO L273 TraceCheckUtils]: 100: Hoare triple {7090#false} assume ~main__x~0 < 100; {7090#false} is VALID [2018-11-14 17:36:04,860 INFO L273 TraceCheckUtils]: 101: Hoare triple {7090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7090#false} is VALID [2018-11-14 17:36:04,860 INFO L273 TraceCheckUtils]: 102: Hoare triple {7090#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {7090#false} is VALID [2018-11-14 17:36:04,860 INFO L273 TraceCheckUtils]: 103: Hoare triple {7090#false} assume ~__VERIFIER_assert__cond~0 == 0; {7090#false} is VALID [2018-11-14 17:36:04,860 INFO L273 TraceCheckUtils]: 104: Hoare triple {7090#false} assume !false; {7090#false} is VALID [2018-11-14 17:36:04,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1521 backedges. 689 proven. 156 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2018-11-14 17:36:04,866 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:04,866 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:04,874 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-14 17:36:04,934 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 39 check-sat command(s) [2018-11-14 17:36:04,934 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:04,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:06,144 INFO L256 TraceCheckUtils]: 0: Hoare triple {7089#true} call ULTIMATE.init(); {7089#true} is VALID [2018-11-14 17:36:06,144 INFO L273 TraceCheckUtils]: 1: Hoare triple {7089#true} ~__return_main~0 := 0;~__return_720~0 := 0; {7089#true} is VALID [2018-11-14 17:36:06,144 INFO L273 TraceCheckUtils]: 2: Hoare triple {7089#true} assume true; {7089#true} is VALID [2018-11-14 17:36:06,144 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {7089#true} {7089#true} #115#return; {7089#true} is VALID [2018-11-14 17:36:06,144 INFO L256 TraceCheckUtils]: 4: Hoare triple {7089#true} call #t~ret1 := main(); {7089#true} is VALID [2018-11-14 17:36:06,144 INFO L273 TraceCheckUtils]: 5: Hoare triple {7089#true} ~main__x~0 := 0;~main__y~0 := 50; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 6: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 7: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 8: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 9: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 10: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 11: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 12: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 13: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,145 INFO L273 TraceCheckUtils]: 14: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 15: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 16: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 17: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 18: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 19: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 20: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 21: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 22: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,146 INFO L273 TraceCheckUtils]: 23: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 24: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 25: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 26: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 27: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 28: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 29: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 30: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 31: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,147 INFO L273 TraceCheckUtils]: 32: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 33: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 34: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 35: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 36: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 37: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 38: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 39: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,148 INFO L273 TraceCheckUtils]: 40: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,149 INFO L273 TraceCheckUtils]: 41: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,149 INFO L273 TraceCheckUtils]: 42: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,149 INFO L273 TraceCheckUtils]: 43: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,149 INFO L273 TraceCheckUtils]: 44: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,149 INFO L273 TraceCheckUtils]: 45: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7089#true} is VALID [2018-11-14 17:36:06,149 INFO L273 TraceCheckUtils]: 46: Hoare triple {7089#true} assume ~main__x~0 < 100; {7089#true} is VALID [2018-11-14 17:36:06,150 INFO L273 TraceCheckUtils]: 47: Hoare triple {7089#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {7257#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:06,150 INFO L273 TraceCheckUtils]: 48: Hoare triple {7257#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {7257#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:06,150 INFO L273 TraceCheckUtils]: 49: Hoare triple {7257#(<= main_~main__x~0 50)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7264#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:06,151 INFO L273 TraceCheckUtils]: 50: Hoare triple {7264#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {7264#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:06,151 INFO L273 TraceCheckUtils]: 51: Hoare triple {7264#(<= main_~main__x~0 51)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7271#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:06,152 INFO L273 TraceCheckUtils]: 52: Hoare triple {7271#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {7271#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:06,152 INFO L273 TraceCheckUtils]: 53: Hoare triple {7271#(<= main_~main__x~0 52)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7278#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:06,152 INFO L273 TraceCheckUtils]: 54: Hoare triple {7278#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {7278#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:06,153 INFO L273 TraceCheckUtils]: 55: Hoare triple {7278#(<= main_~main__x~0 53)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7285#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:06,153 INFO L273 TraceCheckUtils]: 56: Hoare triple {7285#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {7285#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:06,154 INFO L273 TraceCheckUtils]: 57: Hoare triple {7285#(<= main_~main__x~0 54)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7292#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:06,155 INFO L273 TraceCheckUtils]: 58: Hoare triple {7292#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {7292#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:06,155 INFO L273 TraceCheckUtils]: 59: Hoare triple {7292#(<= main_~main__x~0 55)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7299#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:06,156 INFO L273 TraceCheckUtils]: 60: Hoare triple {7299#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {7299#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:06,157 INFO L273 TraceCheckUtils]: 61: Hoare triple {7299#(<= main_~main__x~0 56)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7306#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:06,157 INFO L273 TraceCheckUtils]: 62: Hoare triple {7306#(<= main_~main__x~0 57)} assume ~main__x~0 < 100; {7306#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:06,158 INFO L273 TraceCheckUtils]: 63: Hoare triple {7306#(<= main_~main__x~0 57)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7313#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:06,159 INFO L273 TraceCheckUtils]: 64: Hoare triple {7313#(<= main_~main__x~0 58)} assume ~main__x~0 < 100; {7313#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:06,159 INFO L273 TraceCheckUtils]: 65: Hoare triple {7313#(<= main_~main__x~0 58)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7320#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:06,160 INFO L273 TraceCheckUtils]: 66: Hoare triple {7320#(<= main_~main__x~0 59)} assume ~main__x~0 < 100; {7320#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:06,161 INFO L273 TraceCheckUtils]: 67: Hoare triple {7320#(<= main_~main__x~0 59)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7327#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:06,161 INFO L273 TraceCheckUtils]: 68: Hoare triple {7327#(<= main_~main__x~0 60)} assume ~main__x~0 < 100; {7327#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:06,162 INFO L273 TraceCheckUtils]: 69: Hoare triple {7327#(<= main_~main__x~0 60)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7334#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:06,163 INFO L273 TraceCheckUtils]: 70: Hoare triple {7334#(<= main_~main__x~0 61)} assume ~main__x~0 < 100; {7334#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:06,164 INFO L273 TraceCheckUtils]: 71: Hoare triple {7334#(<= main_~main__x~0 61)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7341#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:06,164 INFO L273 TraceCheckUtils]: 72: Hoare triple {7341#(<= main_~main__x~0 62)} assume ~main__x~0 < 100; {7341#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:06,165 INFO L273 TraceCheckUtils]: 73: Hoare triple {7341#(<= main_~main__x~0 62)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7348#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:06,166 INFO L273 TraceCheckUtils]: 74: Hoare triple {7348#(<= main_~main__x~0 63)} assume ~main__x~0 < 100; {7348#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:06,166 INFO L273 TraceCheckUtils]: 75: Hoare triple {7348#(<= main_~main__x~0 63)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7355#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:06,167 INFO L273 TraceCheckUtils]: 76: Hoare triple {7355#(<= main_~main__x~0 64)} assume ~main__x~0 < 100; {7355#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:06,168 INFO L273 TraceCheckUtils]: 77: Hoare triple {7355#(<= main_~main__x~0 64)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7362#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:06,168 INFO L273 TraceCheckUtils]: 78: Hoare triple {7362#(<= main_~main__x~0 65)} assume ~main__x~0 < 100; {7362#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:06,169 INFO L273 TraceCheckUtils]: 79: Hoare triple {7362#(<= main_~main__x~0 65)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7369#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:06,170 INFO L273 TraceCheckUtils]: 80: Hoare triple {7369#(<= main_~main__x~0 66)} assume ~main__x~0 < 100; {7369#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:06,171 INFO L273 TraceCheckUtils]: 81: Hoare triple {7369#(<= main_~main__x~0 66)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7376#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:06,171 INFO L273 TraceCheckUtils]: 82: Hoare triple {7376#(<= main_~main__x~0 67)} assume ~main__x~0 < 100; {7376#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:06,172 INFO L273 TraceCheckUtils]: 83: Hoare triple {7376#(<= main_~main__x~0 67)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7383#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:06,172 INFO L273 TraceCheckUtils]: 84: Hoare triple {7383#(<= main_~main__x~0 68)} assume ~main__x~0 < 100; {7383#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:06,173 INFO L273 TraceCheckUtils]: 85: Hoare triple {7383#(<= main_~main__x~0 68)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7390#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:06,174 INFO L273 TraceCheckUtils]: 86: Hoare triple {7390#(<= main_~main__x~0 69)} assume ~main__x~0 < 100; {7390#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:06,175 INFO L273 TraceCheckUtils]: 87: Hoare triple {7390#(<= main_~main__x~0 69)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7397#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:06,175 INFO L273 TraceCheckUtils]: 88: Hoare triple {7397#(<= main_~main__x~0 70)} assume ~main__x~0 < 100; {7397#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:06,176 INFO L273 TraceCheckUtils]: 89: Hoare triple {7397#(<= main_~main__x~0 70)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7404#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:06,177 INFO L273 TraceCheckUtils]: 90: Hoare triple {7404#(<= main_~main__x~0 71)} assume ~main__x~0 < 100; {7404#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:06,177 INFO L273 TraceCheckUtils]: 91: Hoare triple {7404#(<= main_~main__x~0 71)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7411#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:06,178 INFO L273 TraceCheckUtils]: 92: Hoare triple {7411#(<= main_~main__x~0 72)} assume ~main__x~0 < 100; {7411#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:06,179 INFO L273 TraceCheckUtils]: 93: Hoare triple {7411#(<= main_~main__x~0 72)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7418#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:06,179 INFO L273 TraceCheckUtils]: 94: Hoare triple {7418#(<= main_~main__x~0 73)} assume ~main__x~0 < 100; {7418#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:06,180 INFO L273 TraceCheckUtils]: 95: Hoare triple {7418#(<= main_~main__x~0 73)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7425#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:06,181 INFO L273 TraceCheckUtils]: 96: Hoare triple {7425#(<= main_~main__x~0 74)} assume ~main__x~0 < 100; {7425#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:06,181 INFO L273 TraceCheckUtils]: 97: Hoare triple {7425#(<= main_~main__x~0 74)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7432#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:06,182 INFO L273 TraceCheckUtils]: 98: Hoare triple {7432#(<= main_~main__x~0 75)} assume ~main__x~0 < 100; {7432#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:06,183 INFO L273 TraceCheckUtils]: 99: Hoare triple {7432#(<= main_~main__x~0 75)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7439#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:06,183 INFO L273 TraceCheckUtils]: 100: Hoare triple {7439#(<= main_~main__x~0 76)} assume ~main__x~0 < 100; {7439#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:06,184 INFO L273 TraceCheckUtils]: 101: Hoare triple {7439#(<= main_~main__x~0 76)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {7446#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:06,185 INFO L273 TraceCheckUtils]: 102: Hoare triple {7446#(<= main_~main__x~0 77)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {7090#false} is VALID [2018-11-14 17:36:06,185 INFO L273 TraceCheckUtils]: 103: Hoare triple {7090#false} assume ~__VERIFIER_assert__cond~0 == 0; {7090#false} is VALID [2018-11-14 17:36:06,185 INFO L273 TraceCheckUtils]: 104: Hoare triple {7090#false} assume !false; {7090#false} is VALID [2018-11-14 17:36:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1521 backedges. 660 proven. 729 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-14 17:36:06,214 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:06,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 30] total 52 [2018-11-14 17:36:06,215 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 105 [2018-11-14 17:36:06,215 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:06,215 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 52 states. [2018-11-14 17:36:06,338 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:06,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-11-14 17:36:06,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-11-14 17:36:06,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1326, Invalid=1326, Unknown=0, NotChecked=0, Total=2652 [2018-11-14 17:36:06,340 INFO L87 Difference]: Start difference. First operand 106 states and 107 transitions. Second operand 52 states. [2018-11-14 17:36:07,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:07,005 INFO L93 Difference]: Finished difference Result 167 states and 170 transitions. [2018-11-14 17:36:07,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-11-14 17:36:07,005 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 105 [2018-11-14 17:36:07,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-14 17:36:07,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 119 transitions. [2018-11-14 17:36:07,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-14 17:36:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 119 transitions. [2018-11-14 17:36:07,009 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 52 states and 119 transitions. [2018-11-14 17:36:07,142 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:07,145 INFO L225 Difference]: With dead ends: 167 [2018-11-14 17:36:07,145 INFO L226 Difference]: Without dead ends: 111 [2018-11-14 17:36:07,146 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1326, Invalid=1326, Unknown=0, NotChecked=0, Total=2652 [2018-11-14 17:36:07,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-11-14 17:36:07,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 110. [2018-11-14 17:36:07,209 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:07,209 INFO L82 GeneralOperation]: Start isEquivalent. First operand 111 states. Second operand 110 states. [2018-11-14 17:36:07,210 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand 110 states. [2018-11-14 17:36:07,210 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 110 states. [2018-11-14 17:36:07,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:07,212 INFO L93 Difference]: Finished difference Result 111 states and 112 transitions. [2018-11-14 17:36:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-11-14 17:36:07,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:07,212 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:07,212 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 111 states. [2018-11-14 17:36:07,213 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 111 states. [2018-11-14 17:36:07,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:07,214 INFO L93 Difference]: Finished difference Result 111 states and 112 transitions. [2018-11-14 17:36:07,214 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-11-14 17:36:07,215 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:07,215 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:07,215 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:07,215 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:07,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-14 17:36:07,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 111 transitions. [2018-11-14 17:36:07,217 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 111 transitions. Word has length 105 [2018-11-14 17:36:07,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:07,217 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 111 transitions. [2018-11-14 17:36:07,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-11-14 17:36:07,218 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-11-14 17:36:07,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-14 17:36:07,219 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:07,219 INFO L375 BasicCegarLoop]: trace histogram [41, 28, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:07,219 INFO L423 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:07,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:07,219 INFO L82 PathProgramCache]: Analyzing trace with hash 997928724, now seen corresponding path program 13 times [2018-11-14 17:36:07,219 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:07,220 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:07,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:07,220 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:07,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:07,838 INFO L256 TraceCheckUtils]: 0: Hoare triple {8089#true} call ULTIMATE.init(); {8089#true} is VALID [2018-11-14 17:36:07,838 INFO L273 TraceCheckUtils]: 1: Hoare triple {8089#true} ~__return_main~0 := 0;~__return_720~0 := 0; {8089#true} is VALID [2018-11-14 17:36:07,838 INFO L273 TraceCheckUtils]: 2: Hoare triple {8089#true} assume true; {8089#true} is VALID [2018-11-14 17:36:07,838 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {8089#true} {8089#true} #115#return; {8089#true} is VALID [2018-11-14 17:36:07,839 INFO L256 TraceCheckUtils]: 4: Hoare triple {8089#true} call #t~ret1 := main(); {8089#true} is VALID [2018-11-14 17:36:07,839 INFO L273 TraceCheckUtils]: 5: Hoare triple {8089#true} ~main__x~0 := 0;~main__y~0 := 50; {8091#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:07,840 INFO L273 TraceCheckUtils]: 6: Hoare triple {8091#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {8091#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:07,840 INFO L273 TraceCheckUtils]: 7: Hoare triple {8091#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8092#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:07,841 INFO L273 TraceCheckUtils]: 8: Hoare triple {8092#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {8092#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:07,841 INFO L273 TraceCheckUtils]: 9: Hoare triple {8092#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8093#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:07,841 INFO L273 TraceCheckUtils]: 10: Hoare triple {8093#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {8093#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:07,842 INFO L273 TraceCheckUtils]: 11: Hoare triple {8093#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8094#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:07,843 INFO L273 TraceCheckUtils]: 12: Hoare triple {8094#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {8094#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:07,843 INFO L273 TraceCheckUtils]: 13: Hoare triple {8094#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8095#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:07,844 INFO L273 TraceCheckUtils]: 14: Hoare triple {8095#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {8095#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:07,845 INFO L273 TraceCheckUtils]: 15: Hoare triple {8095#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8096#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:07,845 INFO L273 TraceCheckUtils]: 16: Hoare triple {8096#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {8096#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:07,846 INFO L273 TraceCheckUtils]: 17: Hoare triple {8096#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8097#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:07,847 INFO L273 TraceCheckUtils]: 18: Hoare triple {8097#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {8097#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:07,847 INFO L273 TraceCheckUtils]: 19: Hoare triple {8097#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8098#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:07,848 INFO L273 TraceCheckUtils]: 20: Hoare triple {8098#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {8098#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:07,849 INFO L273 TraceCheckUtils]: 21: Hoare triple {8098#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8099#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:07,849 INFO L273 TraceCheckUtils]: 22: Hoare triple {8099#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {8099#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:07,850 INFO L273 TraceCheckUtils]: 23: Hoare triple {8099#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8100#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:07,851 INFO L273 TraceCheckUtils]: 24: Hoare triple {8100#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {8100#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:07,851 INFO L273 TraceCheckUtils]: 25: Hoare triple {8100#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8101#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:07,852 INFO L273 TraceCheckUtils]: 26: Hoare triple {8101#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {8101#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:07,853 INFO L273 TraceCheckUtils]: 27: Hoare triple {8101#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8102#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:07,853 INFO L273 TraceCheckUtils]: 28: Hoare triple {8102#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {8102#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:07,854 INFO L273 TraceCheckUtils]: 29: Hoare triple {8102#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8103#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:07,855 INFO L273 TraceCheckUtils]: 30: Hoare triple {8103#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {8103#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:07,855 INFO L273 TraceCheckUtils]: 31: Hoare triple {8103#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8104#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:07,856 INFO L273 TraceCheckUtils]: 32: Hoare triple {8104#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {8104#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:07,857 INFO L273 TraceCheckUtils]: 33: Hoare triple {8104#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8105#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:07,857 INFO L273 TraceCheckUtils]: 34: Hoare triple {8105#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {8105#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:07,858 INFO L273 TraceCheckUtils]: 35: Hoare triple {8105#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8106#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:07,859 INFO L273 TraceCheckUtils]: 36: Hoare triple {8106#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {8106#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:07,859 INFO L273 TraceCheckUtils]: 37: Hoare triple {8106#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8107#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:07,860 INFO L273 TraceCheckUtils]: 38: Hoare triple {8107#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {8107#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:07,861 INFO L273 TraceCheckUtils]: 39: Hoare triple {8107#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8108#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:07,861 INFO L273 TraceCheckUtils]: 40: Hoare triple {8108#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {8108#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:07,862 INFO L273 TraceCheckUtils]: 41: Hoare triple {8108#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8109#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:07,863 INFO L273 TraceCheckUtils]: 42: Hoare triple {8109#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {8109#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:07,863 INFO L273 TraceCheckUtils]: 43: Hoare triple {8109#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8110#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:07,864 INFO L273 TraceCheckUtils]: 44: Hoare triple {8110#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {8110#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:07,865 INFO L273 TraceCheckUtils]: 45: Hoare triple {8110#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8111#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:07,865 INFO L273 TraceCheckUtils]: 46: Hoare triple {8111#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {8111#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:07,866 INFO L273 TraceCheckUtils]: 47: Hoare triple {8111#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8112#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:07,866 INFO L273 TraceCheckUtils]: 48: Hoare triple {8112#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {8112#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:07,867 INFO L273 TraceCheckUtils]: 49: Hoare triple {8112#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8113#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:07,868 INFO L273 TraceCheckUtils]: 50: Hoare triple {8113#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {8113#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:07,868 INFO L273 TraceCheckUtils]: 51: Hoare triple {8113#(<= main_~main__x~0 22)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,869 INFO L273 TraceCheckUtils]: 52: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,869 INFO L273 TraceCheckUtils]: 53: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,869 INFO L273 TraceCheckUtils]: 54: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,869 INFO L273 TraceCheckUtils]: 55: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,870 INFO L273 TraceCheckUtils]: 56: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,870 INFO L273 TraceCheckUtils]: 57: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,870 INFO L273 TraceCheckUtils]: 58: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,870 INFO L273 TraceCheckUtils]: 59: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,870 INFO L273 TraceCheckUtils]: 60: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,870 INFO L273 TraceCheckUtils]: 61: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 62: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 63: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 64: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 65: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 66: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 67: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 68: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,871 INFO L273 TraceCheckUtils]: 69: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 70: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 71: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 72: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 73: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 74: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 75: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 76: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 77: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,872 INFO L273 TraceCheckUtils]: 78: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 79: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 80: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 81: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 82: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 83: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 84: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 85: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 86: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,873 INFO L273 TraceCheckUtils]: 87: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 88: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 89: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 90: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 91: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 92: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 93: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 94: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,874 INFO L273 TraceCheckUtils]: 95: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 96: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 97: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 98: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 99: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 100: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 101: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 102: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 103: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,875 INFO L273 TraceCheckUtils]: 104: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:07,876 INFO L273 TraceCheckUtils]: 105: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:07,876 INFO L273 TraceCheckUtils]: 106: Hoare triple {8090#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {8090#false} is VALID [2018-11-14 17:36:07,876 INFO L273 TraceCheckUtils]: 107: Hoare triple {8090#false} assume ~__VERIFIER_assert__cond~0 == 0; {8090#false} is VALID [2018-11-14 17:36:07,876 INFO L273 TraceCheckUtils]: 108: Hoare triple {8090#false} assume !false; {8090#false} is VALID [2018-11-14 17:36:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 770 proven. 182 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:07,882 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:07,882 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:07,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:36:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:07,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:08,215 INFO L256 TraceCheckUtils]: 0: Hoare triple {8089#true} call ULTIMATE.init(); {8089#true} is VALID [2018-11-14 17:36:08,215 INFO L273 TraceCheckUtils]: 1: Hoare triple {8089#true} ~__return_main~0 := 0;~__return_720~0 := 0; {8089#true} is VALID [2018-11-14 17:36:08,216 INFO L273 TraceCheckUtils]: 2: Hoare triple {8089#true} assume true; {8089#true} is VALID [2018-11-14 17:36:08,216 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {8089#true} {8089#true} #115#return; {8089#true} is VALID [2018-11-14 17:36:08,216 INFO L256 TraceCheckUtils]: 4: Hoare triple {8089#true} call #t~ret1 := main(); {8089#true} is VALID [2018-11-14 17:36:08,228 INFO L273 TraceCheckUtils]: 5: Hoare triple {8089#true} ~main__x~0 := 0;~main__y~0 := 50; {8091#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:08,228 INFO L273 TraceCheckUtils]: 6: Hoare triple {8091#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {8091#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:08,229 INFO L273 TraceCheckUtils]: 7: Hoare triple {8091#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8092#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:08,229 INFO L273 TraceCheckUtils]: 8: Hoare triple {8092#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {8092#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:08,229 INFO L273 TraceCheckUtils]: 9: Hoare triple {8092#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8093#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:08,230 INFO L273 TraceCheckUtils]: 10: Hoare triple {8093#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {8093#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:08,230 INFO L273 TraceCheckUtils]: 11: Hoare triple {8093#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8094#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:08,230 INFO L273 TraceCheckUtils]: 12: Hoare triple {8094#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {8094#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:08,231 INFO L273 TraceCheckUtils]: 13: Hoare triple {8094#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8095#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:08,231 INFO L273 TraceCheckUtils]: 14: Hoare triple {8095#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {8095#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:08,232 INFO L273 TraceCheckUtils]: 15: Hoare triple {8095#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8096#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:08,232 INFO L273 TraceCheckUtils]: 16: Hoare triple {8096#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {8096#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:08,233 INFO L273 TraceCheckUtils]: 17: Hoare triple {8096#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8097#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:08,234 INFO L273 TraceCheckUtils]: 18: Hoare triple {8097#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {8097#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:08,234 INFO L273 TraceCheckUtils]: 19: Hoare triple {8097#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8098#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:08,235 INFO L273 TraceCheckUtils]: 20: Hoare triple {8098#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {8098#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:08,236 INFO L273 TraceCheckUtils]: 21: Hoare triple {8098#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8099#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:08,236 INFO L273 TraceCheckUtils]: 22: Hoare triple {8099#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {8099#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:08,237 INFO L273 TraceCheckUtils]: 23: Hoare triple {8099#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8100#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:08,237 INFO L273 TraceCheckUtils]: 24: Hoare triple {8100#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {8100#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:08,238 INFO L273 TraceCheckUtils]: 25: Hoare triple {8100#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8101#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:08,239 INFO L273 TraceCheckUtils]: 26: Hoare triple {8101#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {8101#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:08,239 INFO L273 TraceCheckUtils]: 27: Hoare triple {8101#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8102#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:08,240 INFO L273 TraceCheckUtils]: 28: Hoare triple {8102#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {8102#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:08,241 INFO L273 TraceCheckUtils]: 29: Hoare triple {8102#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8103#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:08,241 INFO L273 TraceCheckUtils]: 30: Hoare triple {8103#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {8103#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:08,242 INFO L273 TraceCheckUtils]: 31: Hoare triple {8103#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8104#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:08,242 INFO L273 TraceCheckUtils]: 32: Hoare triple {8104#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {8104#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:08,243 INFO L273 TraceCheckUtils]: 33: Hoare triple {8104#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8105#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:08,244 INFO L273 TraceCheckUtils]: 34: Hoare triple {8105#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {8105#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:08,244 INFO L273 TraceCheckUtils]: 35: Hoare triple {8105#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8106#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:08,245 INFO L273 TraceCheckUtils]: 36: Hoare triple {8106#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {8106#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:08,246 INFO L273 TraceCheckUtils]: 37: Hoare triple {8106#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8107#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:08,246 INFO L273 TraceCheckUtils]: 38: Hoare triple {8107#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {8107#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:08,247 INFO L273 TraceCheckUtils]: 39: Hoare triple {8107#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8108#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:08,247 INFO L273 TraceCheckUtils]: 40: Hoare triple {8108#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {8108#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:08,248 INFO L273 TraceCheckUtils]: 41: Hoare triple {8108#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8109#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:08,248 INFO L273 TraceCheckUtils]: 42: Hoare triple {8109#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {8109#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:08,249 INFO L273 TraceCheckUtils]: 43: Hoare triple {8109#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8110#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:08,250 INFO L273 TraceCheckUtils]: 44: Hoare triple {8110#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {8110#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:08,250 INFO L273 TraceCheckUtils]: 45: Hoare triple {8110#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8111#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:08,251 INFO L273 TraceCheckUtils]: 46: Hoare triple {8111#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {8111#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:08,252 INFO L273 TraceCheckUtils]: 47: Hoare triple {8111#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8112#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:08,252 INFO L273 TraceCheckUtils]: 48: Hoare triple {8112#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {8112#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:08,253 INFO L273 TraceCheckUtils]: 49: Hoare triple {8112#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {8113#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:08,253 INFO L273 TraceCheckUtils]: 50: Hoare triple {8113#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {8113#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:08,254 INFO L273 TraceCheckUtils]: 51: Hoare triple {8113#(<= main_~main__x~0 22)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,254 INFO L273 TraceCheckUtils]: 52: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,255 INFO L273 TraceCheckUtils]: 53: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,255 INFO L273 TraceCheckUtils]: 54: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,255 INFO L273 TraceCheckUtils]: 55: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,255 INFO L273 TraceCheckUtils]: 56: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,255 INFO L273 TraceCheckUtils]: 57: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,256 INFO L273 TraceCheckUtils]: 58: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,256 INFO L273 TraceCheckUtils]: 59: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,256 INFO L273 TraceCheckUtils]: 60: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,256 INFO L273 TraceCheckUtils]: 61: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,256 INFO L273 TraceCheckUtils]: 62: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,256 INFO L273 TraceCheckUtils]: 63: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,257 INFO L273 TraceCheckUtils]: 64: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,257 INFO L273 TraceCheckUtils]: 65: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,257 INFO L273 TraceCheckUtils]: 66: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,257 INFO L273 TraceCheckUtils]: 67: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,257 INFO L273 TraceCheckUtils]: 68: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,257 INFO L273 TraceCheckUtils]: 69: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 70: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 71: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 72: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 73: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 74: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 75: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 76: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 77: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,258 INFO L273 TraceCheckUtils]: 78: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 79: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 80: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 81: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 82: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 83: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 84: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 85: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 86: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,259 INFO L273 TraceCheckUtils]: 87: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 88: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 89: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 90: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 91: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 92: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 93: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 94: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,260 INFO L273 TraceCheckUtils]: 95: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 96: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 97: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 98: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 99: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 100: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 101: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 102: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 103: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,261 INFO L273 TraceCheckUtils]: 104: Hoare triple {8090#false} assume ~main__x~0 < 100; {8090#false} is VALID [2018-11-14 17:36:08,262 INFO L273 TraceCheckUtils]: 105: Hoare triple {8090#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {8090#false} is VALID [2018-11-14 17:36:08,262 INFO L273 TraceCheckUtils]: 106: Hoare triple {8090#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {8090#false} is VALID [2018-11-14 17:36:08,262 INFO L273 TraceCheckUtils]: 107: Hoare triple {8090#false} assume ~__VERIFIER_assert__cond~0 == 0; {8090#false} is VALID [2018-11-14 17:36:08,262 INFO L273 TraceCheckUtils]: 108: Hoare triple {8090#false} assume !false; {8090#false} is VALID [2018-11-14 17:36:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 770 proven. 182 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:08,288 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:08,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 25 [2018-11-14 17:36:08,288 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 109 [2018-11-14 17:36:08,289 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:08,289 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states. [2018-11-14 17:36:08,337 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:08,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-11-14 17:36:08,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-11-14 17:36:08,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2018-11-14 17:36:08,338 INFO L87 Difference]: Start difference. First operand 110 states and 111 transitions. Second operand 25 states. [2018-11-14 17:36:09,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:09,058 INFO L93 Difference]: Finished difference Result 170 states and 172 transitions. [2018-11-14 17:36:09,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-14 17:36:09,059 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 109 [2018-11-14 17:36:09,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-11-14 17:36:09,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 64 transitions. [2018-11-14 17:36:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-11-14 17:36:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 64 transitions. [2018-11-14 17:36:09,061 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 64 transitions. [2018-11-14 17:36:09,120 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:09,123 INFO L225 Difference]: With dead ends: 170 [2018-11-14 17:36:09,123 INFO L226 Difference]: Without dead ends: 112 [2018-11-14 17:36:09,124 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2018-11-14 17:36:09,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-14 17:36:09,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2018-11-14 17:36:09,309 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:09,309 INFO L82 GeneralOperation]: Start isEquivalent. First operand 112 states. Second operand 112 states. [2018-11-14 17:36:09,309 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 112 states. [2018-11-14 17:36:09,309 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 112 states. [2018-11-14 17:36:09,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:09,311 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2018-11-14 17:36:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-11-14 17:36:09,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:09,312 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:09,312 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 112 states. [2018-11-14 17:36:09,312 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 112 states. [2018-11-14 17:36:09,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:09,314 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2018-11-14 17:36:09,314 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-11-14 17:36:09,314 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:09,314 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:09,315 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:09,315 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-14 17:36:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 113 transitions. [2018-11-14 17:36:09,317 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 113 transitions. Word has length 109 [2018-11-14 17:36:09,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:09,317 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 113 transitions. [2018-11-14 17:36:09,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-11-14 17:36:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-11-14 17:36:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-14 17:36:09,318 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:09,319 INFO L375 BasicCegarLoop]: trace histogram [42, 28, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:09,319 INFO L423 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:09,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:09,319 INFO L82 PathProgramCache]: Analyzing trace with hash 921522513, now seen corresponding path program 14 times [2018-11-14 17:36:09,319 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:09,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:09,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:09,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:36:09,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:09,942 INFO L256 TraceCheckUtils]: 0: Hoare triple {9084#true} call ULTIMATE.init(); {9084#true} is VALID [2018-11-14 17:36:09,942 INFO L273 TraceCheckUtils]: 1: Hoare triple {9084#true} ~__return_main~0 := 0;~__return_720~0 := 0; {9084#true} is VALID [2018-11-14 17:36:09,943 INFO L273 TraceCheckUtils]: 2: Hoare triple {9084#true} assume true; {9084#true} is VALID [2018-11-14 17:36:09,943 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {9084#true} {9084#true} #115#return; {9084#true} is VALID [2018-11-14 17:36:09,943 INFO L256 TraceCheckUtils]: 4: Hoare triple {9084#true} call #t~ret1 := main(); {9084#true} is VALID [2018-11-14 17:36:09,943 INFO L273 TraceCheckUtils]: 5: Hoare triple {9084#true} ~main__x~0 := 0;~main__y~0 := 50; {9086#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:09,949 INFO L273 TraceCheckUtils]: 6: Hoare triple {9086#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {9086#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:09,949 INFO L273 TraceCheckUtils]: 7: Hoare triple {9086#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9087#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:09,951 INFO L273 TraceCheckUtils]: 8: Hoare triple {9087#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {9087#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:09,951 INFO L273 TraceCheckUtils]: 9: Hoare triple {9087#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9088#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:09,953 INFO L273 TraceCheckUtils]: 10: Hoare triple {9088#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {9088#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:09,953 INFO L273 TraceCheckUtils]: 11: Hoare triple {9088#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9089#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:09,955 INFO L273 TraceCheckUtils]: 12: Hoare triple {9089#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {9089#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:09,955 INFO L273 TraceCheckUtils]: 13: Hoare triple {9089#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9090#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:09,957 INFO L273 TraceCheckUtils]: 14: Hoare triple {9090#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {9090#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:09,957 INFO L273 TraceCheckUtils]: 15: Hoare triple {9090#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9091#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:09,960 INFO L273 TraceCheckUtils]: 16: Hoare triple {9091#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {9091#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:09,960 INFO L273 TraceCheckUtils]: 17: Hoare triple {9091#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9092#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:09,963 INFO L273 TraceCheckUtils]: 18: Hoare triple {9092#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {9092#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:09,963 INFO L273 TraceCheckUtils]: 19: Hoare triple {9092#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9093#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:09,966 INFO L273 TraceCheckUtils]: 20: Hoare triple {9093#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {9093#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:09,966 INFO L273 TraceCheckUtils]: 21: Hoare triple {9093#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9094#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:09,968 INFO L273 TraceCheckUtils]: 22: Hoare triple {9094#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {9094#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:09,968 INFO L273 TraceCheckUtils]: 23: Hoare triple {9094#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9095#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:09,970 INFO L273 TraceCheckUtils]: 24: Hoare triple {9095#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {9095#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:09,970 INFO L273 TraceCheckUtils]: 25: Hoare triple {9095#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9096#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:09,973 INFO L273 TraceCheckUtils]: 26: Hoare triple {9096#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {9096#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:09,973 INFO L273 TraceCheckUtils]: 27: Hoare triple {9096#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9097#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:09,976 INFO L273 TraceCheckUtils]: 28: Hoare triple {9097#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {9097#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:09,976 INFO L273 TraceCheckUtils]: 29: Hoare triple {9097#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9098#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:09,978 INFO L273 TraceCheckUtils]: 30: Hoare triple {9098#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {9098#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:09,981 INFO L273 TraceCheckUtils]: 31: Hoare triple {9098#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9099#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:09,981 INFO L273 TraceCheckUtils]: 32: Hoare triple {9099#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {9099#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:09,984 INFO L273 TraceCheckUtils]: 33: Hoare triple {9099#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9100#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:09,984 INFO L273 TraceCheckUtils]: 34: Hoare triple {9100#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {9100#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:09,987 INFO L273 TraceCheckUtils]: 35: Hoare triple {9100#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9101#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:09,987 INFO L273 TraceCheckUtils]: 36: Hoare triple {9101#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {9101#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:09,990 INFO L273 TraceCheckUtils]: 37: Hoare triple {9101#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9102#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:09,990 INFO L273 TraceCheckUtils]: 38: Hoare triple {9102#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {9102#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:09,993 INFO L273 TraceCheckUtils]: 39: Hoare triple {9102#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9103#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:09,993 INFO L273 TraceCheckUtils]: 40: Hoare triple {9103#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {9103#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:09,996 INFO L273 TraceCheckUtils]: 41: Hoare triple {9103#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9104#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:09,996 INFO L273 TraceCheckUtils]: 42: Hoare triple {9104#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {9104#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:09,999 INFO L273 TraceCheckUtils]: 43: Hoare triple {9104#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9105#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:09,999 INFO L273 TraceCheckUtils]: 44: Hoare triple {9105#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {9105#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:10,002 INFO L273 TraceCheckUtils]: 45: Hoare triple {9105#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9106#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:10,002 INFO L273 TraceCheckUtils]: 46: Hoare triple {9106#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {9106#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:10,005 INFO L273 TraceCheckUtils]: 47: Hoare triple {9106#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9107#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:10,005 INFO L273 TraceCheckUtils]: 48: Hoare triple {9107#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {9107#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:10,008 INFO L273 TraceCheckUtils]: 49: Hoare triple {9107#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9108#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:10,008 INFO L273 TraceCheckUtils]: 50: Hoare triple {9108#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {9108#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:10,011 INFO L273 TraceCheckUtils]: 51: Hoare triple {9108#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9109#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:10,011 INFO L273 TraceCheckUtils]: 52: Hoare triple {9109#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {9109#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:10,014 INFO L273 TraceCheckUtils]: 53: Hoare triple {9109#(<= main_~main__x~0 23)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,014 INFO L273 TraceCheckUtils]: 54: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,014 INFO L273 TraceCheckUtils]: 55: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,014 INFO L273 TraceCheckUtils]: 56: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,014 INFO L273 TraceCheckUtils]: 57: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,014 INFO L273 TraceCheckUtils]: 58: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,015 INFO L273 TraceCheckUtils]: 59: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,015 INFO L273 TraceCheckUtils]: 60: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,015 INFO L273 TraceCheckUtils]: 61: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,015 INFO L273 TraceCheckUtils]: 62: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,015 INFO L273 TraceCheckUtils]: 63: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,015 INFO L273 TraceCheckUtils]: 64: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,015 INFO L273 TraceCheckUtils]: 65: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,016 INFO L273 TraceCheckUtils]: 66: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,016 INFO L273 TraceCheckUtils]: 67: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,016 INFO L273 TraceCheckUtils]: 68: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,016 INFO L273 TraceCheckUtils]: 69: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,016 INFO L273 TraceCheckUtils]: 70: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,016 INFO L273 TraceCheckUtils]: 71: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,016 INFO L273 TraceCheckUtils]: 72: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,017 INFO L273 TraceCheckUtils]: 73: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,017 INFO L273 TraceCheckUtils]: 74: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,017 INFO L273 TraceCheckUtils]: 75: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,017 INFO L273 TraceCheckUtils]: 76: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,017 INFO L273 TraceCheckUtils]: 77: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,017 INFO L273 TraceCheckUtils]: 78: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,017 INFO L273 TraceCheckUtils]: 79: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,018 INFO L273 TraceCheckUtils]: 80: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,018 INFO L273 TraceCheckUtils]: 81: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,018 INFO L273 TraceCheckUtils]: 82: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,018 INFO L273 TraceCheckUtils]: 83: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,018 INFO L273 TraceCheckUtils]: 84: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,018 INFO L273 TraceCheckUtils]: 85: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,019 INFO L273 TraceCheckUtils]: 86: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,019 INFO L273 TraceCheckUtils]: 87: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,019 INFO L273 TraceCheckUtils]: 88: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,019 INFO L273 TraceCheckUtils]: 89: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,019 INFO L273 TraceCheckUtils]: 90: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,019 INFO L273 TraceCheckUtils]: 91: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,019 INFO L273 TraceCheckUtils]: 92: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,020 INFO L273 TraceCheckUtils]: 93: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,020 INFO L273 TraceCheckUtils]: 94: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,020 INFO L273 TraceCheckUtils]: 95: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,020 INFO L273 TraceCheckUtils]: 96: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,020 INFO L273 TraceCheckUtils]: 97: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,020 INFO L273 TraceCheckUtils]: 98: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,020 INFO L273 TraceCheckUtils]: 99: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,021 INFO L273 TraceCheckUtils]: 100: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,021 INFO L273 TraceCheckUtils]: 101: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,021 INFO L273 TraceCheckUtils]: 102: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,021 INFO L273 TraceCheckUtils]: 103: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,021 INFO L273 TraceCheckUtils]: 104: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,021 INFO L273 TraceCheckUtils]: 105: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,021 INFO L273 TraceCheckUtils]: 106: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,022 INFO L273 TraceCheckUtils]: 107: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,022 INFO L273 TraceCheckUtils]: 108: Hoare triple {9085#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {9085#false} is VALID [2018-11-14 17:36:10,022 INFO L273 TraceCheckUtils]: 109: Hoare triple {9085#false} assume ~__VERIFIER_assert__cond~0 == 0; {9085#false} is VALID [2018-11-14 17:36:10,022 INFO L273 TraceCheckUtils]: 110: Hoare triple {9085#false} assume !false; {9085#false} is VALID [2018-11-14 17:36:10,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1764 backedges. 825 proven. 210 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:10,035 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:10,035 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:10,058 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-14 17:36:10,096 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-14 17:36:10,096 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:10,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:10,393 INFO L256 TraceCheckUtils]: 0: Hoare triple {9084#true} call ULTIMATE.init(); {9084#true} is VALID [2018-11-14 17:36:10,393 INFO L273 TraceCheckUtils]: 1: Hoare triple {9084#true} ~__return_main~0 := 0;~__return_720~0 := 0; {9084#true} is VALID [2018-11-14 17:36:10,393 INFO L273 TraceCheckUtils]: 2: Hoare triple {9084#true} assume true; {9084#true} is VALID [2018-11-14 17:36:10,393 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {9084#true} {9084#true} #115#return; {9084#true} is VALID [2018-11-14 17:36:10,394 INFO L256 TraceCheckUtils]: 4: Hoare triple {9084#true} call #t~ret1 := main(); {9084#true} is VALID [2018-11-14 17:36:10,394 INFO L273 TraceCheckUtils]: 5: Hoare triple {9084#true} ~main__x~0 := 0;~main__y~0 := 50; {9086#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:10,395 INFO L273 TraceCheckUtils]: 6: Hoare triple {9086#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {9086#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:10,395 INFO L273 TraceCheckUtils]: 7: Hoare triple {9086#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9087#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:10,395 INFO L273 TraceCheckUtils]: 8: Hoare triple {9087#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {9087#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:10,396 INFO L273 TraceCheckUtils]: 9: Hoare triple {9087#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9088#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:10,396 INFO L273 TraceCheckUtils]: 10: Hoare triple {9088#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {9088#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:10,397 INFO L273 TraceCheckUtils]: 11: Hoare triple {9088#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9089#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:10,397 INFO L273 TraceCheckUtils]: 12: Hoare triple {9089#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {9089#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:10,398 INFO L273 TraceCheckUtils]: 13: Hoare triple {9089#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9090#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:10,399 INFO L273 TraceCheckUtils]: 14: Hoare triple {9090#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {9090#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:10,399 INFO L273 TraceCheckUtils]: 15: Hoare triple {9090#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9091#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:10,400 INFO L273 TraceCheckUtils]: 16: Hoare triple {9091#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {9091#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:10,401 INFO L273 TraceCheckUtils]: 17: Hoare triple {9091#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9092#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:10,401 INFO L273 TraceCheckUtils]: 18: Hoare triple {9092#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {9092#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:10,402 INFO L273 TraceCheckUtils]: 19: Hoare triple {9092#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9093#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:10,402 INFO L273 TraceCheckUtils]: 20: Hoare triple {9093#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {9093#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:10,403 INFO L273 TraceCheckUtils]: 21: Hoare triple {9093#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9094#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:10,403 INFO L273 TraceCheckUtils]: 22: Hoare triple {9094#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {9094#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:10,404 INFO L273 TraceCheckUtils]: 23: Hoare triple {9094#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9095#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:10,405 INFO L273 TraceCheckUtils]: 24: Hoare triple {9095#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {9095#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:10,405 INFO L273 TraceCheckUtils]: 25: Hoare triple {9095#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9096#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:10,406 INFO L273 TraceCheckUtils]: 26: Hoare triple {9096#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {9096#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:10,407 INFO L273 TraceCheckUtils]: 27: Hoare triple {9096#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9097#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:10,407 INFO L273 TraceCheckUtils]: 28: Hoare triple {9097#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {9097#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:10,408 INFO L273 TraceCheckUtils]: 29: Hoare triple {9097#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9098#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:10,408 INFO L273 TraceCheckUtils]: 30: Hoare triple {9098#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {9098#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:10,409 INFO L273 TraceCheckUtils]: 31: Hoare triple {9098#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9099#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:10,410 INFO L273 TraceCheckUtils]: 32: Hoare triple {9099#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {9099#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:10,410 INFO L273 TraceCheckUtils]: 33: Hoare triple {9099#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9100#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:10,411 INFO L273 TraceCheckUtils]: 34: Hoare triple {9100#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {9100#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:10,412 INFO L273 TraceCheckUtils]: 35: Hoare triple {9100#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9101#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:10,412 INFO L273 TraceCheckUtils]: 36: Hoare triple {9101#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {9101#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:10,413 INFO L273 TraceCheckUtils]: 37: Hoare triple {9101#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9102#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:10,413 INFO L273 TraceCheckUtils]: 38: Hoare triple {9102#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {9102#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:10,414 INFO L273 TraceCheckUtils]: 39: Hoare triple {9102#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9103#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:10,415 INFO L273 TraceCheckUtils]: 40: Hoare triple {9103#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {9103#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:10,415 INFO L273 TraceCheckUtils]: 41: Hoare triple {9103#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9104#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:10,416 INFO L273 TraceCheckUtils]: 42: Hoare triple {9104#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {9104#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:10,416 INFO L273 TraceCheckUtils]: 43: Hoare triple {9104#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9105#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:10,417 INFO L273 TraceCheckUtils]: 44: Hoare triple {9105#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {9105#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:10,418 INFO L273 TraceCheckUtils]: 45: Hoare triple {9105#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9106#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:10,418 INFO L273 TraceCheckUtils]: 46: Hoare triple {9106#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {9106#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:10,419 INFO L273 TraceCheckUtils]: 47: Hoare triple {9106#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9107#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:10,419 INFO L273 TraceCheckUtils]: 48: Hoare triple {9107#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {9107#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:10,420 INFO L273 TraceCheckUtils]: 49: Hoare triple {9107#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9108#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:10,421 INFO L273 TraceCheckUtils]: 50: Hoare triple {9108#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {9108#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:10,421 INFO L273 TraceCheckUtils]: 51: Hoare triple {9108#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {9109#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:10,422 INFO L273 TraceCheckUtils]: 52: Hoare triple {9109#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {9109#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:10,423 INFO L273 TraceCheckUtils]: 53: Hoare triple {9109#(<= main_~main__x~0 23)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,423 INFO L273 TraceCheckUtils]: 54: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,423 INFO L273 TraceCheckUtils]: 55: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,423 INFO L273 TraceCheckUtils]: 56: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,424 INFO L273 TraceCheckUtils]: 57: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,424 INFO L273 TraceCheckUtils]: 58: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,424 INFO L273 TraceCheckUtils]: 59: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,424 INFO L273 TraceCheckUtils]: 60: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,424 INFO L273 TraceCheckUtils]: 61: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,425 INFO L273 TraceCheckUtils]: 62: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,425 INFO L273 TraceCheckUtils]: 63: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,425 INFO L273 TraceCheckUtils]: 64: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,425 INFO L273 TraceCheckUtils]: 65: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,425 INFO L273 TraceCheckUtils]: 66: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,425 INFO L273 TraceCheckUtils]: 67: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 68: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 69: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 70: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 71: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 72: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 73: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 74: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 75: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,426 INFO L273 TraceCheckUtils]: 76: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 77: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 78: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 79: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 80: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 81: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 82: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 83: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 84: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,427 INFO L273 TraceCheckUtils]: 85: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 86: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 87: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 88: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 89: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 90: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 91: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 92: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 93: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,428 INFO L273 TraceCheckUtils]: 94: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 95: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 96: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 97: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 98: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 99: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 100: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 101: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 102: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,429 INFO L273 TraceCheckUtils]: 103: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,430 INFO L273 TraceCheckUtils]: 104: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,430 INFO L273 TraceCheckUtils]: 105: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,430 INFO L273 TraceCheckUtils]: 106: Hoare triple {9085#false} assume ~main__x~0 < 100; {9085#false} is VALID [2018-11-14 17:36:10,430 INFO L273 TraceCheckUtils]: 107: Hoare triple {9085#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {9085#false} is VALID [2018-11-14 17:36:10,430 INFO L273 TraceCheckUtils]: 108: Hoare triple {9085#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {9085#false} is VALID [2018-11-14 17:36:10,430 INFO L273 TraceCheckUtils]: 109: Hoare triple {9085#false} assume ~__VERIFIER_assert__cond~0 == 0; {9085#false} is VALID [2018-11-14 17:36:10,430 INFO L273 TraceCheckUtils]: 110: Hoare triple {9085#false} assume !false; {9085#false} is VALID [2018-11-14 17:36:10,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1764 backedges. 825 proven. 210 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:10,458 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:10,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 26 [2018-11-14 17:36:10,458 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 111 [2018-11-14 17:36:10,458 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:10,459 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states. [2018-11-14 17:36:11,109 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:11,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-11-14 17:36:11,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-11-14 17:36:11,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=325, Unknown=0, NotChecked=0, Total=650 [2018-11-14 17:36:11,110 INFO L87 Difference]: Start difference. First operand 112 states and 113 transitions. Second operand 26 states. [2018-11-14 17:36:12,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:12,434 INFO L93 Difference]: Finished difference Result 172 states and 174 transitions. [2018-11-14 17:36:12,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-14 17:36:12,434 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 111 [2018-11-14 17:36:12,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-14 17:36:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 66 transitions. [2018-11-14 17:36:12,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-14 17:36:12,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 66 transitions. [2018-11-14 17:36:12,436 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 66 transitions. [2018-11-14 17:36:12,499 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:12,501 INFO L225 Difference]: With dead ends: 172 [2018-11-14 17:36:12,501 INFO L226 Difference]: Without dead ends: 114 [2018-11-14 17:36:12,502 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=325, Invalid=325, Unknown=0, NotChecked=0, Total=650 [2018-11-14 17:36:12,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-14 17:36:12,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-14 17:36:12,573 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:12,573 INFO L82 GeneralOperation]: Start isEquivalent. First operand 114 states. Second operand 114 states. [2018-11-14 17:36:12,573 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 114 states. [2018-11-14 17:36:12,573 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 114 states. [2018-11-14 17:36:12,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:12,575 INFO L93 Difference]: Finished difference Result 114 states and 115 transitions. [2018-11-14 17:36:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-11-14 17:36:12,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:12,576 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:12,576 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 114 states. [2018-11-14 17:36:12,576 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 114 states. [2018-11-14 17:36:12,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:12,577 INFO L93 Difference]: Finished difference Result 114 states and 115 transitions. [2018-11-14 17:36:12,577 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-11-14 17:36:12,577 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:12,578 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:12,578 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:12,578 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:12,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-14 17:36:12,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 115 transitions. [2018-11-14 17:36:12,579 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 115 transitions. Word has length 111 [2018-11-14 17:36:12,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:12,579 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 115 transitions. [2018-11-14 17:36:12,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-11-14 17:36:12,580 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-11-14 17:36:12,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-14 17:36:12,582 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:12,582 INFO L375 BasicCegarLoop]: trace histogram [43, 28, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:12,582 INFO L423 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:12,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:12,583 INFO L82 PathProgramCache]: Analyzing trace with hash 509597774, now seen corresponding path program 15 times [2018-11-14 17:36:12,583 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:12,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:12,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:12,584 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:12,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:13,022 INFO L256 TraceCheckUtils]: 0: Hoare triple {10096#true} call ULTIMATE.init(); {10096#true} is VALID [2018-11-14 17:36:13,022 INFO L273 TraceCheckUtils]: 1: Hoare triple {10096#true} ~__return_main~0 := 0;~__return_720~0 := 0; {10096#true} is VALID [2018-11-14 17:36:13,022 INFO L273 TraceCheckUtils]: 2: Hoare triple {10096#true} assume true; {10096#true} is VALID [2018-11-14 17:36:13,022 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {10096#true} {10096#true} #115#return; {10096#true} is VALID [2018-11-14 17:36:13,023 INFO L256 TraceCheckUtils]: 4: Hoare triple {10096#true} call #t~ret1 := main(); {10096#true} is VALID [2018-11-14 17:36:13,023 INFO L273 TraceCheckUtils]: 5: Hoare triple {10096#true} ~main__x~0 := 0;~main__y~0 := 50; {10098#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:13,024 INFO L273 TraceCheckUtils]: 6: Hoare triple {10098#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {10098#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:13,024 INFO L273 TraceCheckUtils]: 7: Hoare triple {10098#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10099#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:13,025 INFO L273 TraceCheckUtils]: 8: Hoare triple {10099#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {10099#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:13,025 INFO L273 TraceCheckUtils]: 9: Hoare triple {10099#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10100#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:13,025 INFO L273 TraceCheckUtils]: 10: Hoare triple {10100#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {10100#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:13,026 INFO L273 TraceCheckUtils]: 11: Hoare triple {10100#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10101#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:13,026 INFO L273 TraceCheckUtils]: 12: Hoare triple {10101#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {10101#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:13,027 INFO L273 TraceCheckUtils]: 13: Hoare triple {10101#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10102#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:13,028 INFO L273 TraceCheckUtils]: 14: Hoare triple {10102#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {10102#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:13,028 INFO L273 TraceCheckUtils]: 15: Hoare triple {10102#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10103#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:13,029 INFO L273 TraceCheckUtils]: 16: Hoare triple {10103#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {10103#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:13,029 INFO L273 TraceCheckUtils]: 17: Hoare triple {10103#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10104#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:13,030 INFO L273 TraceCheckUtils]: 18: Hoare triple {10104#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {10104#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:13,031 INFO L273 TraceCheckUtils]: 19: Hoare triple {10104#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10105#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:13,031 INFO L273 TraceCheckUtils]: 20: Hoare triple {10105#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {10105#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:13,032 INFO L273 TraceCheckUtils]: 21: Hoare triple {10105#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10106#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:13,033 INFO L273 TraceCheckUtils]: 22: Hoare triple {10106#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {10106#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:13,033 INFO L273 TraceCheckUtils]: 23: Hoare triple {10106#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10107#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:13,034 INFO L273 TraceCheckUtils]: 24: Hoare triple {10107#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {10107#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:13,035 INFO L273 TraceCheckUtils]: 25: Hoare triple {10107#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10108#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:13,035 INFO L273 TraceCheckUtils]: 26: Hoare triple {10108#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {10108#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:13,036 INFO L273 TraceCheckUtils]: 27: Hoare triple {10108#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10109#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:13,036 INFO L273 TraceCheckUtils]: 28: Hoare triple {10109#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {10109#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:13,037 INFO L273 TraceCheckUtils]: 29: Hoare triple {10109#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10110#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:13,038 INFO L273 TraceCheckUtils]: 30: Hoare triple {10110#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {10110#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:13,038 INFO L273 TraceCheckUtils]: 31: Hoare triple {10110#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10111#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:13,039 INFO L273 TraceCheckUtils]: 32: Hoare triple {10111#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {10111#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:13,040 INFO L273 TraceCheckUtils]: 33: Hoare triple {10111#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10112#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:13,040 INFO L273 TraceCheckUtils]: 34: Hoare triple {10112#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {10112#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:13,041 INFO L273 TraceCheckUtils]: 35: Hoare triple {10112#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10113#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:13,041 INFO L273 TraceCheckUtils]: 36: Hoare triple {10113#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {10113#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:13,042 INFO L273 TraceCheckUtils]: 37: Hoare triple {10113#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10114#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:13,043 INFO L273 TraceCheckUtils]: 38: Hoare triple {10114#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {10114#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:13,043 INFO L273 TraceCheckUtils]: 39: Hoare triple {10114#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10115#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:13,044 INFO L273 TraceCheckUtils]: 40: Hoare triple {10115#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {10115#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:13,045 INFO L273 TraceCheckUtils]: 41: Hoare triple {10115#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10116#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:13,045 INFO L273 TraceCheckUtils]: 42: Hoare triple {10116#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {10116#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:13,046 INFO L273 TraceCheckUtils]: 43: Hoare triple {10116#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10117#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:13,046 INFO L273 TraceCheckUtils]: 44: Hoare triple {10117#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {10117#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:13,047 INFO L273 TraceCheckUtils]: 45: Hoare triple {10117#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10118#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:13,047 INFO L273 TraceCheckUtils]: 46: Hoare triple {10118#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {10118#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:13,048 INFO L273 TraceCheckUtils]: 47: Hoare triple {10118#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10119#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:13,049 INFO L273 TraceCheckUtils]: 48: Hoare triple {10119#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {10119#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:13,050 INFO L273 TraceCheckUtils]: 49: Hoare triple {10119#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10120#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:13,050 INFO L273 TraceCheckUtils]: 50: Hoare triple {10120#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {10120#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:13,051 INFO L273 TraceCheckUtils]: 51: Hoare triple {10120#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10121#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:13,051 INFO L273 TraceCheckUtils]: 52: Hoare triple {10121#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {10121#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:13,052 INFO L273 TraceCheckUtils]: 53: Hoare triple {10121#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10122#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:13,053 INFO L273 TraceCheckUtils]: 54: Hoare triple {10122#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {10122#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:13,053 INFO L273 TraceCheckUtils]: 55: Hoare triple {10122#(<= main_~main__x~0 24)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,054 INFO L273 TraceCheckUtils]: 56: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,054 INFO L273 TraceCheckUtils]: 57: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,054 INFO L273 TraceCheckUtils]: 58: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,054 INFO L273 TraceCheckUtils]: 59: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,054 INFO L273 TraceCheckUtils]: 60: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,055 INFO L273 TraceCheckUtils]: 61: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,055 INFO L273 TraceCheckUtils]: 62: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,055 INFO L273 TraceCheckUtils]: 63: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,055 INFO L273 TraceCheckUtils]: 64: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,055 INFO L273 TraceCheckUtils]: 65: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,055 INFO L273 TraceCheckUtils]: 66: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 67: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 68: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 69: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 70: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 71: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 72: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 73: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 74: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,056 INFO L273 TraceCheckUtils]: 75: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 76: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 77: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 78: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 79: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 80: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 81: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 82: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 83: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,057 INFO L273 TraceCheckUtils]: 84: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 85: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 86: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 87: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 88: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 89: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 90: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 91: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 92: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,058 INFO L273 TraceCheckUtils]: 93: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 94: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 95: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 96: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 97: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 98: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 99: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 100: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,059 INFO L273 TraceCheckUtils]: 101: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 102: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 103: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 104: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 105: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 106: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 107: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 108: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 109: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,060 INFO L273 TraceCheckUtils]: 110: Hoare triple {10097#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {10097#false} is VALID [2018-11-14 17:36:13,061 INFO L273 TraceCheckUtils]: 111: Hoare triple {10097#false} assume ~__VERIFIER_assert__cond~0 == 0; {10097#false} is VALID [2018-11-14 17:36:13,061 INFO L273 TraceCheckUtils]: 112: Hoare triple {10097#false} assume !false; {10097#false} is VALID [2018-11-14 17:36:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1849 backedges. 880 proven. 240 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:13,067 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:13,068 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:13,075 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-14 17:36:13,130 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 33 check-sat command(s) [2018-11-14 17:36:13,130 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:13,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:13,386 INFO L256 TraceCheckUtils]: 0: Hoare triple {10096#true} call ULTIMATE.init(); {10096#true} is VALID [2018-11-14 17:36:13,386 INFO L273 TraceCheckUtils]: 1: Hoare triple {10096#true} ~__return_main~0 := 0;~__return_720~0 := 0; {10096#true} is VALID [2018-11-14 17:36:13,386 INFO L273 TraceCheckUtils]: 2: Hoare triple {10096#true} assume true; {10096#true} is VALID [2018-11-14 17:36:13,387 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {10096#true} {10096#true} #115#return; {10096#true} is VALID [2018-11-14 17:36:13,387 INFO L256 TraceCheckUtils]: 4: Hoare triple {10096#true} call #t~ret1 := main(); {10096#true} is VALID [2018-11-14 17:36:13,387 INFO L273 TraceCheckUtils]: 5: Hoare triple {10096#true} ~main__x~0 := 0;~main__y~0 := 50; {10098#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:13,388 INFO L273 TraceCheckUtils]: 6: Hoare triple {10098#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {10098#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:13,389 INFO L273 TraceCheckUtils]: 7: Hoare triple {10098#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10099#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:13,389 INFO L273 TraceCheckUtils]: 8: Hoare triple {10099#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {10099#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:13,389 INFO L273 TraceCheckUtils]: 9: Hoare triple {10099#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10100#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:13,390 INFO L273 TraceCheckUtils]: 10: Hoare triple {10100#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {10100#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:13,390 INFO L273 TraceCheckUtils]: 11: Hoare triple {10100#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10101#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:13,391 INFO L273 TraceCheckUtils]: 12: Hoare triple {10101#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {10101#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:13,392 INFO L273 TraceCheckUtils]: 13: Hoare triple {10101#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10102#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:13,392 INFO L273 TraceCheckUtils]: 14: Hoare triple {10102#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {10102#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:13,393 INFO L273 TraceCheckUtils]: 15: Hoare triple {10102#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10103#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:13,393 INFO L273 TraceCheckUtils]: 16: Hoare triple {10103#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {10103#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:13,394 INFO L273 TraceCheckUtils]: 17: Hoare triple {10103#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10104#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:13,395 INFO L273 TraceCheckUtils]: 18: Hoare triple {10104#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {10104#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:13,395 INFO L273 TraceCheckUtils]: 19: Hoare triple {10104#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10105#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:13,396 INFO L273 TraceCheckUtils]: 20: Hoare triple {10105#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {10105#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:13,397 INFO L273 TraceCheckUtils]: 21: Hoare triple {10105#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10106#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:13,397 INFO L273 TraceCheckUtils]: 22: Hoare triple {10106#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {10106#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:13,398 INFO L273 TraceCheckUtils]: 23: Hoare triple {10106#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10107#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:13,399 INFO L273 TraceCheckUtils]: 24: Hoare triple {10107#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {10107#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:13,399 INFO L273 TraceCheckUtils]: 25: Hoare triple {10107#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10108#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:13,400 INFO L273 TraceCheckUtils]: 26: Hoare triple {10108#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {10108#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:13,401 INFO L273 TraceCheckUtils]: 27: Hoare triple {10108#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10109#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:13,401 INFO L273 TraceCheckUtils]: 28: Hoare triple {10109#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {10109#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:13,402 INFO L273 TraceCheckUtils]: 29: Hoare triple {10109#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10110#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:13,402 INFO L273 TraceCheckUtils]: 30: Hoare triple {10110#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {10110#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:13,403 INFO L273 TraceCheckUtils]: 31: Hoare triple {10110#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10111#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:13,403 INFO L273 TraceCheckUtils]: 32: Hoare triple {10111#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {10111#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:13,404 INFO L273 TraceCheckUtils]: 33: Hoare triple {10111#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10112#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:13,405 INFO L273 TraceCheckUtils]: 34: Hoare triple {10112#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {10112#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:13,406 INFO L273 TraceCheckUtils]: 35: Hoare triple {10112#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10113#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:13,406 INFO L273 TraceCheckUtils]: 36: Hoare triple {10113#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {10113#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:13,407 INFO L273 TraceCheckUtils]: 37: Hoare triple {10113#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10114#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:13,407 INFO L273 TraceCheckUtils]: 38: Hoare triple {10114#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {10114#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:13,408 INFO L273 TraceCheckUtils]: 39: Hoare triple {10114#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10115#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:13,408 INFO L273 TraceCheckUtils]: 40: Hoare triple {10115#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {10115#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:13,409 INFO L273 TraceCheckUtils]: 41: Hoare triple {10115#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10116#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:13,410 INFO L273 TraceCheckUtils]: 42: Hoare triple {10116#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {10116#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:13,410 INFO L273 TraceCheckUtils]: 43: Hoare triple {10116#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10117#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:13,411 INFO L273 TraceCheckUtils]: 44: Hoare triple {10117#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {10117#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:13,412 INFO L273 TraceCheckUtils]: 45: Hoare triple {10117#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10118#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:13,412 INFO L273 TraceCheckUtils]: 46: Hoare triple {10118#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {10118#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:13,413 INFO L273 TraceCheckUtils]: 47: Hoare triple {10118#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10119#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:13,413 INFO L273 TraceCheckUtils]: 48: Hoare triple {10119#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {10119#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:13,414 INFO L273 TraceCheckUtils]: 49: Hoare triple {10119#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10120#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:13,415 INFO L273 TraceCheckUtils]: 50: Hoare triple {10120#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {10120#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:13,415 INFO L273 TraceCheckUtils]: 51: Hoare triple {10120#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10121#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:13,416 INFO L273 TraceCheckUtils]: 52: Hoare triple {10121#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {10121#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:13,417 INFO L273 TraceCheckUtils]: 53: Hoare triple {10121#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {10122#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:13,417 INFO L273 TraceCheckUtils]: 54: Hoare triple {10122#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {10122#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:13,418 INFO L273 TraceCheckUtils]: 55: Hoare triple {10122#(<= main_~main__x~0 24)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,418 INFO L273 TraceCheckUtils]: 56: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,418 INFO L273 TraceCheckUtils]: 57: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,418 INFO L273 TraceCheckUtils]: 58: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,419 INFO L273 TraceCheckUtils]: 59: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,419 INFO L273 TraceCheckUtils]: 60: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,419 INFO L273 TraceCheckUtils]: 61: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,419 INFO L273 TraceCheckUtils]: 62: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,419 INFO L273 TraceCheckUtils]: 63: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,420 INFO L273 TraceCheckUtils]: 64: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,420 INFO L273 TraceCheckUtils]: 65: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,420 INFO L273 TraceCheckUtils]: 66: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,420 INFO L273 TraceCheckUtils]: 67: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,420 INFO L273 TraceCheckUtils]: 68: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,420 INFO L273 TraceCheckUtils]: 69: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,420 INFO L273 TraceCheckUtils]: 70: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 71: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 72: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 73: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 74: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 75: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 76: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 77: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 78: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,421 INFO L273 TraceCheckUtils]: 79: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 80: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 81: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 82: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 83: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 84: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 85: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 86: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 87: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,422 INFO L273 TraceCheckUtils]: 88: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 89: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 90: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 91: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 92: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 93: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 94: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 95: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 96: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,423 INFO L273 TraceCheckUtils]: 97: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 98: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 99: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 100: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 101: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 102: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 103: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 104: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 105: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,424 INFO L273 TraceCheckUtils]: 106: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,425 INFO L273 TraceCheckUtils]: 107: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,425 INFO L273 TraceCheckUtils]: 108: Hoare triple {10097#false} assume ~main__x~0 < 100; {10097#false} is VALID [2018-11-14 17:36:13,425 INFO L273 TraceCheckUtils]: 109: Hoare triple {10097#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {10097#false} is VALID [2018-11-14 17:36:13,425 INFO L273 TraceCheckUtils]: 110: Hoare triple {10097#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {10097#false} is VALID [2018-11-14 17:36:13,425 INFO L273 TraceCheckUtils]: 111: Hoare triple {10097#false} assume ~__VERIFIER_assert__cond~0 == 0; {10097#false} is VALID [2018-11-14 17:36:13,425 INFO L273 TraceCheckUtils]: 112: Hoare triple {10097#false} assume !false; {10097#false} is VALID [2018-11-14 17:36:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1849 backedges. 880 proven. 240 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:13,455 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:13,456 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 27 [2018-11-14 17:36:13,456 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 113 [2018-11-14 17:36:13,456 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:13,456 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states. [2018-11-14 17:36:13,512 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:13,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-14 17:36:13,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-14 17:36:13,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=351, Unknown=0, NotChecked=0, Total=702 [2018-11-14 17:36:13,513 INFO L87 Difference]: Start difference. First operand 114 states and 115 transitions. Second operand 27 states. [2018-11-14 17:36:14,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:14,123 INFO L93 Difference]: Finished difference Result 174 states and 176 transitions. [2018-11-14 17:36:14,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-14 17:36:14,123 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 113 [2018-11-14 17:36:14,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:14,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-14 17:36:14,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 68 transitions. [2018-11-14 17:36:14,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-14 17:36:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 68 transitions. [2018-11-14 17:36:14,125 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states and 68 transitions. [2018-11-14 17:36:14,185 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:14,188 INFO L225 Difference]: With dead ends: 174 [2018-11-14 17:36:14,188 INFO L226 Difference]: Without dead ends: 116 [2018-11-14 17:36:14,189 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=351, Invalid=351, Unknown=0, NotChecked=0, Total=702 [2018-11-14 17:36:14,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-14 17:36:14,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-11-14 17:36:14,260 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:14,260 INFO L82 GeneralOperation]: Start isEquivalent. First operand 116 states. Second operand 116 states. [2018-11-14 17:36:14,260 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 116 states. [2018-11-14 17:36:14,260 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 116 states. [2018-11-14 17:36:14,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:14,262 INFO L93 Difference]: Finished difference Result 116 states and 117 transitions. [2018-11-14 17:36:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-11-14 17:36:14,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:14,262 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:14,262 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 116 states. [2018-11-14 17:36:14,262 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 116 states. [2018-11-14 17:36:14,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:14,264 INFO L93 Difference]: Finished difference Result 116 states and 117 transitions. [2018-11-14 17:36:14,264 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-11-14 17:36:14,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:14,264 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:14,264 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:14,264 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:14,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-11-14 17:36:14,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 117 transitions. [2018-11-14 17:36:14,266 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 117 transitions. Word has length 113 [2018-11-14 17:36:14,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:14,266 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 117 transitions. [2018-11-14 17:36:14,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-14 17:36:14,267 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-11-14 17:36:14,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-14 17:36:14,267 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:14,268 INFO L375 BasicCegarLoop]: trace histogram [44, 28, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:14,268 INFO L423 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:14,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:14,268 INFO L82 PathProgramCache]: Analyzing trace with hash -213085173, now seen corresponding path program 16 times [2018-11-14 17:36:14,268 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:14,268 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:14,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:14,269 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:14,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:15,571 INFO L256 TraceCheckUtils]: 0: Hoare triple {11125#true} call ULTIMATE.init(); {11125#true} is VALID [2018-11-14 17:36:15,571 INFO L273 TraceCheckUtils]: 1: Hoare triple {11125#true} ~__return_main~0 := 0;~__return_720~0 := 0; {11125#true} is VALID [2018-11-14 17:36:15,571 INFO L273 TraceCheckUtils]: 2: Hoare triple {11125#true} assume true; {11125#true} is VALID [2018-11-14 17:36:15,572 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {11125#true} {11125#true} #115#return; {11125#true} is VALID [2018-11-14 17:36:15,572 INFO L256 TraceCheckUtils]: 4: Hoare triple {11125#true} call #t~ret1 := main(); {11125#true} is VALID [2018-11-14 17:36:15,572 INFO L273 TraceCheckUtils]: 5: Hoare triple {11125#true} ~main__x~0 := 0;~main__y~0 := 50; {11127#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:15,573 INFO L273 TraceCheckUtils]: 6: Hoare triple {11127#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {11127#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:15,573 INFO L273 TraceCheckUtils]: 7: Hoare triple {11127#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11128#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:15,574 INFO L273 TraceCheckUtils]: 8: Hoare triple {11128#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {11128#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:15,575 INFO L273 TraceCheckUtils]: 9: Hoare triple {11128#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11129#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:15,575 INFO L273 TraceCheckUtils]: 10: Hoare triple {11129#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {11129#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:15,576 INFO L273 TraceCheckUtils]: 11: Hoare triple {11129#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11130#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:15,576 INFO L273 TraceCheckUtils]: 12: Hoare triple {11130#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {11130#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:15,577 INFO L273 TraceCheckUtils]: 13: Hoare triple {11130#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11131#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:15,578 INFO L273 TraceCheckUtils]: 14: Hoare triple {11131#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {11131#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:15,578 INFO L273 TraceCheckUtils]: 15: Hoare triple {11131#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11132#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:15,579 INFO L273 TraceCheckUtils]: 16: Hoare triple {11132#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {11132#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:15,580 INFO L273 TraceCheckUtils]: 17: Hoare triple {11132#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11133#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:15,580 INFO L273 TraceCheckUtils]: 18: Hoare triple {11133#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {11133#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:15,581 INFO L273 TraceCheckUtils]: 19: Hoare triple {11133#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11134#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:15,581 INFO L273 TraceCheckUtils]: 20: Hoare triple {11134#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {11134#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:15,582 INFO L273 TraceCheckUtils]: 21: Hoare triple {11134#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11135#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:15,583 INFO L273 TraceCheckUtils]: 22: Hoare triple {11135#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {11135#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:15,583 INFO L273 TraceCheckUtils]: 23: Hoare triple {11135#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11136#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:15,584 INFO L273 TraceCheckUtils]: 24: Hoare triple {11136#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {11136#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:15,585 INFO L273 TraceCheckUtils]: 25: Hoare triple {11136#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11137#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:15,585 INFO L273 TraceCheckUtils]: 26: Hoare triple {11137#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {11137#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:15,586 INFO L273 TraceCheckUtils]: 27: Hoare triple {11137#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11138#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:15,587 INFO L273 TraceCheckUtils]: 28: Hoare triple {11138#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {11138#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:15,587 INFO L273 TraceCheckUtils]: 29: Hoare triple {11138#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11139#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:15,588 INFO L273 TraceCheckUtils]: 30: Hoare triple {11139#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {11139#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:15,589 INFO L273 TraceCheckUtils]: 31: Hoare triple {11139#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11140#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:15,589 INFO L273 TraceCheckUtils]: 32: Hoare triple {11140#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {11140#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:15,590 INFO L273 TraceCheckUtils]: 33: Hoare triple {11140#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11141#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:15,591 INFO L273 TraceCheckUtils]: 34: Hoare triple {11141#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {11141#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:15,591 INFO L273 TraceCheckUtils]: 35: Hoare triple {11141#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11142#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:15,592 INFO L273 TraceCheckUtils]: 36: Hoare triple {11142#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {11142#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:15,593 INFO L273 TraceCheckUtils]: 37: Hoare triple {11142#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11143#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:15,593 INFO L273 TraceCheckUtils]: 38: Hoare triple {11143#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {11143#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:15,594 INFO L273 TraceCheckUtils]: 39: Hoare triple {11143#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11144#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:15,595 INFO L273 TraceCheckUtils]: 40: Hoare triple {11144#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {11144#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:15,595 INFO L273 TraceCheckUtils]: 41: Hoare triple {11144#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11145#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:15,596 INFO L273 TraceCheckUtils]: 42: Hoare triple {11145#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {11145#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:15,597 INFO L273 TraceCheckUtils]: 43: Hoare triple {11145#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11146#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:15,597 INFO L273 TraceCheckUtils]: 44: Hoare triple {11146#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {11146#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:15,598 INFO L273 TraceCheckUtils]: 45: Hoare triple {11146#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11147#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:15,599 INFO L273 TraceCheckUtils]: 46: Hoare triple {11147#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {11147#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:15,600 INFO L273 TraceCheckUtils]: 47: Hoare triple {11147#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11148#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:15,600 INFO L273 TraceCheckUtils]: 48: Hoare triple {11148#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {11148#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:15,601 INFO L273 TraceCheckUtils]: 49: Hoare triple {11148#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11149#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:15,601 INFO L273 TraceCheckUtils]: 50: Hoare triple {11149#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {11149#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:15,602 INFO L273 TraceCheckUtils]: 51: Hoare triple {11149#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11150#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:15,603 INFO L273 TraceCheckUtils]: 52: Hoare triple {11150#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {11150#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:15,603 INFO L273 TraceCheckUtils]: 53: Hoare triple {11150#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11151#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:15,604 INFO L273 TraceCheckUtils]: 54: Hoare triple {11151#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {11151#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:15,605 INFO L273 TraceCheckUtils]: 55: Hoare triple {11151#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11152#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:15,605 INFO L273 TraceCheckUtils]: 56: Hoare triple {11152#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {11152#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:15,606 INFO L273 TraceCheckUtils]: 57: Hoare triple {11152#(<= main_~main__x~0 25)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,606 INFO L273 TraceCheckUtils]: 58: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,607 INFO L273 TraceCheckUtils]: 59: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,607 INFO L273 TraceCheckUtils]: 60: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,607 INFO L273 TraceCheckUtils]: 61: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,607 INFO L273 TraceCheckUtils]: 62: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,607 INFO L273 TraceCheckUtils]: 63: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,608 INFO L273 TraceCheckUtils]: 64: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,608 INFO L273 TraceCheckUtils]: 65: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,608 INFO L273 TraceCheckUtils]: 66: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,608 INFO L273 TraceCheckUtils]: 67: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,608 INFO L273 TraceCheckUtils]: 68: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,609 INFO L273 TraceCheckUtils]: 69: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,609 INFO L273 TraceCheckUtils]: 70: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,609 INFO L273 TraceCheckUtils]: 71: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,609 INFO L273 TraceCheckUtils]: 72: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,609 INFO L273 TraceCheckUtils]: 73: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,610 INFO L273 TraceCheckUtils]: 74: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,610 INFO L273 TraceCheckUtils]: 75: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,610 INFO L273 TraceCheckUtils]: 76: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,610 INFO L273 TraceCheckUtils]: 77: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,610 INFO L273 TraceCheckUtils]: 78: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,610 INFO L273 TraceCheckUtils]: 79: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,611 INFO L273 TraceCheckUtils]: 80: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,611 INFO L273 TraceCheckUtils]: 81: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,611 INFO L273 TraceCheckUtils]: 82: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,611 INFO L273 TraceCheckUtils]: 83: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,611 INFO L273 TraceCheckUtils]: 84: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,611 INFO L273 TraceCheckUtils]: 85: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 86: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 87: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 88: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 89: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 90: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 91: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 92: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 93: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,612 INFO L273 TraceCheckUtils]: 94: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 95: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 96: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 97: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 98: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 99: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 100: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 101: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 102: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,613 INFO L273 TraceCheckUtils]: 103: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 104: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 105: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 106: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 107: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 108: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 109: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 110: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 111: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,614 INFO L273 TraceCheckUtils]: 112: Hoare triple {11126#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {11126#false} is VALID [2018-11-14 17:36:15,615 INFO L273 TraceCheckUtils]: 113: Hoare triple {11126#false} assume ~__VERIFIER_assert__cond~0 == 0; {11126#false} is VALID [2018-11-14 17:36:15,615 INFO L273 TraceCheckUtils]: 114: Hoare triple {11126#false} assume !false; {11126#false} is VALID [2018-11-14 17:36:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 935 proven. 272 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:15,622 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:15,622 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:15,631 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-14 17:36:15,671 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-14 17:36:15,671 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:15,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:15,933 INFO L256 TraceCheckUtils]: 0: Hoare triple {11125#true} call ULTIMATE.init(); {11125#true} is VALID [2018-11-14 17:36:15,934 INFO L273 TraceCheckUtils]: 1: Hoare triple {11125#true} ~__return_main~0 := 0;~__return_720~0 := 0; {11125#true} is VALID [2018-11-14 17:36:15,934 INFO L273 TraceCheckUtils]: 2: Hoare triple {11125#true} assume true; {11125#true} is VALID [2018-11-14 17:36:15,934 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {11125#true} {11125#true} #115#return; {11125#true} is VALID [2018-11-14 17:36:15,934 INFO L256 TraceCheckUtils]: 4: Hoare triple {11125#true} call #t~ret1 := main(); {11125#true} is VALID [2018-11-14 17:36:15,935 INFO L273 TraceCheckUtils]: 5: Hoare triple {11125#true} ~main__x~0 := 0;~main__y~0 := 50; {11127#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:15,935 INFO L273 TraceCheckUtils]: 6: Hoare triple {11127#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {11127#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:15,936 INFO L273 TraceCheckUtils]: 7: Hoare triple {11127#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11128#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:15,936 INFO L273 TraceCheckUtils]: 8: Hoare triple {11128#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {11128#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:15,937 INFO L273 TraceCheckUtils]: 9: Hoare triple {11128#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11129#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:15,937 INFO L273 TraceCheckUtils]: 10: Hoare triple {11129#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {11129#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:15,938 INFO L273 TraceCheckUtils]: 11: Hoare triple {11129#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11130#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:15,938 INFO L273 TraceCheckUtils]: 12: Hoare triple {11130#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {11130#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:15,939 INFO L273 TraceCheckUtils]: 13: Hoare triple {11130#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11131#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:15,939 INFO L273 TraceCheckUtils]: 14: Hoare triple {11131#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {11131#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:15,940 INFO L273 TraceCheckUtils]: 15: Hoare triple {11131#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11132#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:15,941 INFO L273 TraceCheckUtils]: 16: Hoare triple {11132#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {11132#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:15,941 INFO L273 TraceCheckUtils]: 17: Hoare triple {11132#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11133#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:15,942 INFO L273 TraceCheckUtils]: 18: Hoare triple {11133#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {11133#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:15,943 INFO L273 TraceCheckUtils]: 19: Hoare triple {11133#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11134#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:15,943 INFO L273 TraceCheckUtils]: 20: Hoare triple {11134#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {11134#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:15,944 INFO L273 TraceCheckUtils]: 21: Hoare triple {11134#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11135#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:15,944 INFO L273 TraceCheckUtils]: 22: Hoare triple {11135#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {11135#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:15,945 INFO L273 TraceCheckUtils]: 23: Hoare triple {11135#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11136#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:15,946 INFO L273 TraceCheckUtils]: 24: Hoare triple {11136#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {11136#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:15,946 INFO L273 TraceCheckUtils]: 25: Hoare triple {11136#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11137#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:15,947 INFO L273 TraceCheckUtils]: 26: Hoare triple {11137#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {11137#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:15,948 INFO L273 TraceCheckUtils]: 27: Hoare triple {11137#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11138#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:15,948 INFO L273 TraceCheckUtils]: 28: Hoare triple {11138#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {11138#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:15,949 INFO L273 TraceCheckUtils]: 29: Hoare triple {11138#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11139#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:15,950 INFO L273 TraceCheckUtils]: 30: Hoare triple {11139#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {11139#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:15,950 INFO L273 TraceCheckUtils]: 31: Hoare triple {11139#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11140#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:15,951 INFO L273 TraceCheckUtils]: 32: Hoare triple {11140#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {11140#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:15,952 INFO L273 TraceCheckUtils]: 33: Hoare triple {11140#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11141#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:15,952 INFO L273 TraceCheckUtils]: 34: Hoare triple {11141#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {11141#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:15,953 INFO L273 TraceCheckUtils]: 35: Hoare triple {11141#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11142#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:15,954 INFO L273 TraceCheckUtils]: 36: Hoare triple {11142#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {11142#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:15,954 INFO L273 TraceCheckUtils]: 37: Hoare triple {11142#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11143#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:15,955 INFO L273 TraceCheckUtils]: 38: Hoare triple {11143#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {11143#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:15,956 INFO L273 TraceCheckUtils]: 39: Hoare triple {11143#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11144#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:15,956 INFO L273 TraceCheckUtils]: 40: Hoare triple {11144#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {11144#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:15,957 INFO L273 TraceCheckUtils]: 41: Hoare triple {11144#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11145#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:15,957 INFO L273 TraceCheckUtils]: 42: Hoare triple {11145#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {11145#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:15,958 INFO L273 TraceCheckUtils]: 43: Hoare triple {11145#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11146#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:15,958 INFO L273 TraceCheckUtils]: 44: Hoare triple {11146#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {11146#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:15,959 INFO L273 TraceCheckUtils]: 45: Hoare triple {11146#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11147#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:15,960 INFO L273 TraceCheckUtils]: 46: Hoare triple {11147#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {11147#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:15,960 INFO L273 TraceCheckUtils]: 47: Hoare triple {11147#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11148#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:15,961 INFO L273 TraceCheckUtils]: 48: Hoare triple {11148#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {11148#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:15,962 INFO L273 TraceCheckUtils]: 49: Hoare triple {11148#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11149#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:15,962 INFO L273 TraceCheckUtils]: 50: Hoare triple {11149#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {11149#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:15,963 INFO L273 TraceCheckUtils]: 51: Hoare triple {11149#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11150#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:15,963 INFO L273 TraceCheckUtils]: 52: Hoare triple {11150#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {11150#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:15,964 INFO L273 TraceCheckUtils]: 53: Hoare triple {11150#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11151#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:15,965 INFO L273 TraceCheckUtils]: 54: Hoare triple {11151#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {11151#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:15,965 INFO L273 TraceCheckUtils]: 55: Hoare triple {11151#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {11152#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:15,966 INFO L273 TraceCheckUtils]: 56: Hoare triple {11152#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {11152#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:15,967 INFO L273 TraceCheckUtils]: 57: Hoare triple {11152#(<= main_~main__x~0 25)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,967 INFO L273 TraceCheckUtils]: 58: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,967 INFO L273 TraceCheckUtils]: 59: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,967 INFO L273 TraceCheckUtils]: 60: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,967 INFO L273 TraceCheckUtils]: 61: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,968 INFO L273 TraceCheckUtils]: 62: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,968 INFO L273 TraceCheckUtils]: 63: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,968 INFO L273 TraceCheckUtils]: 64: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,968 INFO L273 TraceCheckUtils]: 65: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,968 INFO L273 TraceCheckUtils]: 66: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,969 INFO L273 TraceCheckUtils]: 67: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,969 INFO L273 TraceCheckUtils]: 68: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,969 INFO L273 TraceCheckUtils]: 69: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,969 INFO L273 TraceCheckUtils]: 70: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,969 INFO L273 TraceCheckUtils]: 71: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 72: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 73: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 74: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 75: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 76: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 77: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 78: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,970 INFO L273 TraceCheckUtils]: 79: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 80: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 81: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 82: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 83: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 84: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 85: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 86: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,971 INFO L273 TraceCheckUtils]: 87: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 88: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 89: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 90: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 91: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 92: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 93: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 94: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 95: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,972 INFO L273 TraceCheckUtils]: 96: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 97: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 98: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 99: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 100: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 101: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 102: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 103: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 104: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 105: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,973 INFO L273 TraceCheckUtils]: 106: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 107: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 108: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 109: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 110: Hoare triple {11126#false} assume ~main__x~0 < 100; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 111: Hoare triple {11126#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 112: Hoare triple {11126#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 113: Hoare triple {11126#false} assume ~__VERIFIER_assert__cond~0 == 0; {11126#false} is VALID [2018-11-14 17:36:15,974 INFO L273 TraceCheckUtils]: 114: Hoare triple {11126#false} assume !false; {11126#false} is VALID [2018-11-14 17:36:15,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 935 proven. 272 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:16,005 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:16,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 28 [2018-11-14 17:36:16,006 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 115 [2018-11-14 17:36:16,006 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:16,006 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states. [2018-11-14 17:36:16,061 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:16,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-14 17:36:16,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-14 17:36:16,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2018-11-14 17:36:16,063 INFO L87 Difference]: Start difference. First operand 116 states and 117 transitions. Second operand 28 states. [2018-11-14 17:36:16,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:16,651 INFO L93 Difference]: Finished difference Result 176 states and 178 transitions. [2018-11-14 17:36:16,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-14 17:36:16,651 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 115 [2018-11-14 17:36:16,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:16,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-14 17:36:16,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 70 transitions. [2018-11-14 17:36:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-14 17:36:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 70 transitions. [2018-11-14 17:36:16,653 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 70 transitions. [2018-11-14 17:36:16,712 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:16,714 INFO L225 Difference]: With dead ends: 176 [2018-11-14 17:36:16,714 INFO L226 Difference]: Without dead ends: 118 [2018-11-14 17:36:16,715 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2018-11-14 17:36:16,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-11-14 17:36:16,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-11-14 17:36:16,789 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:16,789 INFO L82 GeneralOperation]: Start isEquivalent. First operand 118 states. Second operand 118 states. [2018-11-14 17:36:16,789 INFO L74 IsIncluded]: Start isIncluded. First operand 118 states. Second operand 118 states. [2018-11-14 17:36:16,789 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 118 states. [2018-11-14 17:36:16,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:16,791 INFO L93 Difference]: Finished difference Result 118 states and 119 transitions. [2018-11-14 17:36:16,791 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-11-14 17:36:16,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:16,791 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:16,791 INFO L74 IsIncluded]: Start isIncluded. First operand 118 states. Second operand 118 states. [2018-11-14 17:36:16,791 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 118 states. [2018-11-14 17:36:16,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:16,793 INFO L93 Difference]: Finished difference Result 118 states and 119 transitions. [2018-11-14 17:36:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-11-14 17:36:16,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:16,793 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:16,793 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:16,793 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:16,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-11-14 17:36:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 119 transitions. [2018-11-14 17:36:16,795 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 119 transitions. Word has length 115 [2018-11-14 17:36:16,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:16,795 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 119 transitions. [2018-11-14 17:36:16,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-14 17:36:16,795 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-11-14 17:36:16,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-14 17:36:16,796 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:16,796 INFO L375 BasicCegarLoop]: trace histogram [45, 28, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:16,796 INFO L423 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:16,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:16,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1073304712, now seen corresponding path program 17 times [2018-11-14 17:36:16,796 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:16,796 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:16,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:16,797 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:16,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:17,279 INFO L256 TraceCheckUtils]: 0: Hoare triple {12171#true} call ULTIMATE.init(); {12171#true} is VALID [2018-11-14 17:36:17,280 INFO L273 TraceCheckUtils]: 1: Hoare triple {12171#true} ~__return_main~0 := 0;~__return_720~0 := 0; {12171#true} is VALID [2018-11-14 17:36:17,280 INFO L273 TraceCheckUtils]: 2: Hoare triple {12171#true} assume true; {12171#true} is VALID [2018-11-14 17:36:17,280 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {12171#true} {12171#true} #115#return; {12171#true} is VALID [2018-11-14 17:36:17,281 INFO L256 TraceCheckUtils]: 4: Hoare triple {12171#true} call #t~ret1 := main(); {12171#true} is VALID [2018-11-14 17:36:17,281 INFO L273 TraceCheckUtils]: 5: Hoare triple {12171#true} ~main__x~0 := 0;~main__y~0 := 50; {12173#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:17,282 INFO L273 TraceCheckUtils]: 6: Hoare triple {12173#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {12173#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:17,283 INFO L273 TraceCheckUtils]: 7: Hoare triple {12173#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12174#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:17,283 INFO L273 TraceCheckUtils]: 8: Hoare triple {12174#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {12174#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:17,284 INFO L273 TraceCheckUtils]: 9: Hoare triple {12174#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12175#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:17,284 INFO L273 TraceCheckUtils]: 10: Hoare triple {12175#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {12175#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:17,285 INFO L273 TraceCheckUtils]: 11: Hoare triple {12175#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12176#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:17,285 INFO L273 TraceCheckUtils]: 12: Hoare triple {12176#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {12176#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:17,286 INFO L273 TraceCheckUtils]: 13: Hoare triple {12176#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12177#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:17,287 INFO L273 TraceCheckUtils]: 14: Hoare triple {12177#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {12177#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:17,288 INFO L273 TraceCheckUtils]: 15: Hoare triple {12177#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12178#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:17,288 INFO L273 TraceCheckUtils]: 16: Hoare triple {12178#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {12178#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:17,289 INFO L273 TraceCheckUtils]: 17: Hoare triple {12178#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12179#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:17,290 INFO L273 TraceCheckUtils]: 18: Hoare triple {12179#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {12179#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:17,291 INFO L273 TraceCheckUtils]: 19: Hoare triple {12179#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12180#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:17,291 INFO L273 TraceCheckUtils]: 20: Hoare triple {12180#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {12180#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:17,292 INFO L273 TraceCheckUtils]: 21: Hoare triple {12180#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12181#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:17,293 INFO L273 TraceCheckUtils]: 22: Hoare triple {12181#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {12181#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:17,294 INFO L273 TraceCheckUtils]: 23: Hoare triple {12181#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12182#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:17,294 INFO L273 TraceCheckUtils]: 24: Hoare triple {12182#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {12182#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:17,295 INFO L273 TraceCheckUtils]: 25: Hoare triple {12182#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12183#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:17,296 INFO L273 TraceCheckUtils]: 26: Hoare triple {12183#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {12183#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:17,296 INFO L273 TraceCheckUtils]: 27: Hoare triple {12183#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12184#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:17,297 INFO L273 TraceCheckUtils]: 28: Hoare triple {12184#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {12184#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:17,298 INFO L273 TraceCheckUtils]: 29: Hoare triple {12184#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12185#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:17,298 INFO L273 TraceCheckUtils]: 30: Hoare triple {12185#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {12185#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:17,299 INFO L273 TraceCheckUtils]: 31: Hoare triple {12185#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12186#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:17,300 INFO L273 TraceCheckUtils]: 32: Hoare triple {12186#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {12186#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:17,301 INFO L273 TraceCheckUtils]: 33: Hoare triple {12186#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12187#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:17,301 INFO L273 TraceCheckUtils]: 34: Hoare triple {12187#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {12187#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:17,302 INFO L273 TraceCheckUtils]: 35: Hoare triple {12187#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12188#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:17,303 INFO L273 TraceCheckUtils]: 36: Hoare triple {12188#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {12188#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:17,304 INFO L273 TraceCheckUtils]: 37: Hoare triple {12188#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12189#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:17,304 INFO L273 TraceCheckUtils]: 38: Hoare triple {12189#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {12189#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:17,305 INFO L273 TraceCheckUtils]: 39: Hoare triple {12189#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12190#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:17,306 INFO L273 TraceCheckUtils]: 40: Hoare triple {12190#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {12190#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:17,306 INFO L273 TraceCheckUtils]: 41: Hoare triple {12190#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12191#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:17,307 INFO L273 TraceCheckUtils]: 42: Hoare triple {12191#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {12191#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:17,308 INFO L273 TraceCheckUtils]: 43: Hoare triple {12191#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12192#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:17,308 INFO L273 TraceCheckUtils]: 44: Hoare triple {12192#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {12192#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:17,309 INFO L273 TraceCheckUtils]: 45: Hoare triple {12192#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12193#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:17,310 INFO L273 TraceCheckUtils]: 46: Hoare triple {12193#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {12193#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:17,311 INFO L273 TraceCheckUtils]: 47: Hoare triple {12193#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12194#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:17,311 INFO L273 TraceCheckUtils]: 48: Hoare triple {12194#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {12194#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:17,312 INFO L273 TraceCheckUtils]: 49: Hoare triple {12194#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12195#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:17,313 INFO L273 TraceCheckUtils]: 50: Hoare triple {12195#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {12195#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:17,314 INFO L273 TraceCheckUtils]: 51: Hoare triple {12195#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12196#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:17,314 INFO L273 TraceCheckUtils]: 52: Hoare triple {12196#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {12196#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:17,315 INFO L273 TraceCheckUtils]: 53: Hoare triple {12196#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12197#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:17,316 INFO L273 TraceCheckUtils]: 54: Hoare triple {12197#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {12197#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:17,316 INFO L273 TraceCheckUtils]: 55: Hoare triple {12197#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12198#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:17,317 INFO L273 TraceCheckUtils]: 56: Hoare triple {12198#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {12198#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:17,318 INFO L273 TraceCheckUtils]: 57: Hoare triple {12198#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12199#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:17,318 INFO L273 TraceCheckUtils]: 58: Hoare triple {12199#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {12199#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:17,319 INFO L273 TraceCheckUtils]: 59: Hoare triple {12199#(<= main_~main__x~0 26)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,320 INFO L273 TraceCheckUtils]: 60: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,320 INFO L273 TraceCheckUtils]: 61: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,320 INFO L273 TraceCheckUtils]: 62: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,320 INFO L273 TraceCheckUtils]: 63: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,320 INFO L273 TraceCheckUtils]: 64: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,321 INFO L273 TraceCheckUtils]: 65: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,321 INFO L273 TraceCheckUtils]: 66: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,321 INFO L273 TraceCheckUtils]: 67: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,321 INFO L273 TraceCheckUtils]: 68: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,322 INFO L273 TraceCheckUtils]: 69: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,322 INFO L273 TraceCheckUtils]: 70: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,322 INFO L273 TraceCheckUtils]: 71: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,322 INFO L273 TraceCheckUtils]: 72: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,322 INFO L273 TraceCheckUtils]: 73: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,322 INFO L273 TraceCheckUtils]: 74: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,322 INFO L273 TraceCheckUtils]: 75: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,323 INFO L273 TraceCheckUtils]: 76: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,323 INFO L273 TraceCheckUtils]: 77: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,323 INFO L273 TraceCheckUtils]: 78: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,323 INFO L273 TraceCheckUtils]: 79: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,323 INFO L273 TraceCheckUtils]: 80: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,323 INFO L273 TraceCheckUtils]: 81: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,323 INFO L273 TraceCheckUtils]: 82: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,324 INFO L273 TraceCheckUtils]: 83: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,324 INFO L273 TraceCheckUtils]: 84: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,324 INFO L273 TraceCheckUtils]: 85: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,324 INFO L273 TraceCheckUtils]: 86: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,324 INFO L273 TraceCheckUtils]: 87: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,324 INFO L273 TraceCheckUtils]: 88: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,324 INFO L273 TraceCheckUtils]: 89: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,325 INFO L273 TraceCheckUtils]: 90: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,325 INFO L273 TraceCheckUtils]: 91: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,325 INFO L273 TraceCheckUtils]: 92: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,325 INFO L273 TraceCheckUtils]: 93: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,325 INFO L273 TraceCheckUtils]: 94: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,325 INFO L273 TraceCheckUtils]: 95: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,326 INFO L273 TraceCheckUtils]: 96: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,326 INFO L273 TraceCheckUtils]: 97: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,326 INFO L273 TraceCheckUtils]: 98: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,326 INFO L273 TraceCheckUtils]: 99: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,326 INFO L273 TraceCheckUtils]: 100: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,326 INFO L273 TraceCheckUtils]: 101: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,326 INFO L273 TraceCheckUtils]: 102: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,327 INFO L273 TraceCheckUtils]: 103: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,327 INFO L273 TraceCheckUtils]: 104: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,327 INFO L273 TraceCheckUtils]: 105: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,327 INFO L273 TraceCheckUtils]: 106: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,327 INFO L273 TraceCheckUtils]: 107: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,327 INFO L273 TraceCheckUtils]: 108: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,327 INFO L273 TraceCheckUtils]: 109: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,328 INFO L273 TraceCheckUtils]: 110: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,328 INFO L273 TraceCheckUtils]: 111: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,328 INFO L273 TraceCheckUtils]: 112: Hoare triple {12172#false} assume ~main__x~0 < 100; {12172#false} is VALID [2018-11-14 17:36:17,328 INFO L273 TraceCheckUtils]: 113: Hoare triple {12172#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12172#false} is VALID [2018-11-14 17:36:17,328 INFO L273 TraceCheckUtils]: 114: Hoare triple {12172#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {12172#false} is VALID [2018-11-14 17:36:17,328 INFO L273 TraceCheckUtils]: 115: Hoare triple {12172#false} assume ~__VERIFIER_assert__cond~0 == 0; {12172#false} is VALID [2018-11-14 17:36:17,328 INFO L273 TraceCheckUtils]: 116: Hoare triple {12172#false} assume !false; {12172#false} is VALID [2018-11-14 17:36:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 990 proven. 306 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2018-11-14 17:36:17,354 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:17,354 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:17,362 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-14 17:36:17,428 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 46 check-sat command(s) [2018-11-14 17:36:17,428 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:17,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:18,543 INFO L256 TraceCheckUtils]: 0: Hoare triple {12171#true} call ULTIMATE.init(); {12171#true} is VALID [2018-11-14 17:36:18,543 INFO L273 TraceCheckUtils]: 1: Hoare triple {12171#true} ~__return_main~0 := 0;~__return_720~0 := 0; {12171#true} is VALID [2018-11-14 17:36:18,543 INFO L273 TraceCheckUtils]: 2: Hoare triple {12171#true} assume true; {12171#true} is VALID [2018-11-14 17:36:18,543 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {12171#true} {12171#true} #115#return; {12171#true} is VALID [2018-11-14 17:36:18,543 INFO L256 TraceCheckUtils]: 4: Hoare triple {12171#true} call #t~ret1 := main(); {12171#true} is VALID [2018-11-14 17:36:18,544 INFO L273 TraceCheckUtils]: 5: Hoare triple {12171#true} ~main__x~0 := 0;~main__y~0 := 50; {12171#true} is VALID [2018-11-14 17:36:18,544 INFO L273 TraceCheckUtils]: 6: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,544 INFO L273 TraceCheckUtils]: 7: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,544 INFO L273 TraceCheckUtils]: 8: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,544 INFO L273 TraceCheckUtils]: 9: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,545 INFO L273 TraceCheckUtils]: 10: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,545 INFO L273 TraceCheckUtils]: 11: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,545 INFO L273 TraceCheckUtils]: 12: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,545 INFO L273 TraceCheckUtils]: 13: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,545 INFO L273 TraceCheckUtils]: 14: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,546 INFO L273 TraceCheckUtils]: 15: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,546 INFO L273 TraceCheckUtils]: 16: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,546 INFO L273 TraceCheckUtils]: 17: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,546 INFO L273 TraceCheckUtils]: 18: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,546 INFO L273 TraceCheckUtils]: 19: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 20: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 21: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 22: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 23: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 24: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 25: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 26: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 27: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,547 INFO L273 TraceCheckUtils]: 28: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 29: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 30: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 31: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 32: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 33: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 34: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 35: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 36: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,548 INFO L273 TraceCheckUtils]: 37: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 38: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 39: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 40: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 41: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 42: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 43: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 44: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 45: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,549 INFO L273 TraceCheckUtils]: 46: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,550 INFO L273 TraceCheckUtils]: 47: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,550 INFO L273 TraceCheckUtils]: 48: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,550 INFO L273 TraceCheckUtils]: 49: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,550 INFO L273 TraceCheckUtils]: 50: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,550 INFO L273 TraceCheckUtils]: 51: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,550 INFO L273 TraceCheckUtils]: 52: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,550 INFO L273 TraceCheckUtils]: 53: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,551 INFO L273 TraceCheckUtils]: 54: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,551 INFO L273 TraceCheckUtils]: 55: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12171#true} is VALID [2018-11-14 17:36:18,551 INFO L273 TraceCheckUtils]: 56: Hoare triple {12171#true} assume ~main__x~0 < 100; {12171#true} is VALID [2018-11-14 17:36:18,556 INFO L273 TraceCheckUtils]: 57: Hoare triple {12171#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {12374#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:18,557 INFO L273 TraceCheckUtils]: 58: Hoare triple {12374#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {12374#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:18,557 INFO L273 TraceCheckUtils]: 59: Hoare triple {12374#(<= main_~main__x~0 50)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12381#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:18,558 INFO L273 TraceCheckUtils]: 60: Hoare triple {12381#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {12381#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:18,558 INFO L273 TraceCheckUtils]: 61: Hoare triple {12381#(<= main_~main__x~0 51)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12388#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:18,558 INFO L273 TraceCheckUtils]: 62: Hoare triple {12388#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {12388#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:18,559 INFO L273 TraceCheckUtils]: 63: Hoare triple {12388#(<= main_~main__x~0 52)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12395#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:18,560 INFO L273 TraceCheckUtils]: 64: Hoare triple {12395#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {12395#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:18,560 INFO L273 TraceCheckUtils]: 65: Hoare triple {12395#(<= main_~main__x~0 53)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12402#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:18,561 INFO L273 TraceCheckUtils]: 66: Hoare triple {12402#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {12402#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:18,562 INFO L273 TraceCheckUtils]: 67: Hoare triple {12402#(<= main_~main__x~0 54)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12409#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:18,562 INFO L273 TraceCheckUtils]: 68: Hoare triple {12409#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {12409#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:18,563 INFO L273 TraceCheckUtils]: 69: Hoare triple {12409#(<= main_~main__x~0 55)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12416#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:18,564 INFO L273 TraceCheckUtils]: 70: Hoare triple {12416#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {12416#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:18,564 INFO L273 TraceCheckUtils]: 71: Hoare triple {12416#(<= main_~main__x~0 56)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12423#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:18,565 INFO L273 TraceCheckUtils]: 72: Hoare triple {12423#(<= main_~main__x~0 57)} assume ~main__x~0 < 100; {12423#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:18,566 INFO L273 TraceCheckUtils]: 73: Hoare triple {12423#(<= main_~main__x~0 57)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12430#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:18,566 INFO L273 TraceCheckUtils]: 74: Hoare triple {12430#(<= main_~main__x~0 58)} assume ~main__x~0 < 100; {12430#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:18,567 INFO L273 TraceCheckUtils]: 75: Hoare triple {12430#(<= main_~main__x~0 58)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12437#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:18,567 INFO L273 TraceCheckUtils]: 76: Hoare triple {12437#(<= main_~main__x~0 59)} assume ~main__x~0 < 100; {12437#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:18,568 INFO L273 TraceCheckUtils]: 77: Hoare triple {12437#(<= main_~main__x~0 59)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12444#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:18,569 INFO L273 TraceCheckUtils]: 78: Hoare triple {12444#(<= main_~main__x~0 60)} assume ~main__x~0 < 100; {12444#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:18,570 INFO L273 TraceCheckUtils]: 79: Hoare triple {12444#(<= main_~main__x~0 60)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12451#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:18,570 INFO L273 TraceCheckUtils]: 80: Hoare triple {12451#(<= main_~main__x~0 61)} assume ~main__x~0 < 100; {12451#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:18,571 INFO L273 TraceCheckUtils]: 81: Hoare triple {12451#(<= main_~main__x~0 61)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12458#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:18,571 INFO L273 TraceCheckUtils]: 82: Hoare triple {12458#(<= main_~main__x~0 62)} assume ~main__x~0 < 100; {12458#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:18,572 INFO L273 TraceCheckUtils]: 83: Hoare triple {12458#(<= main_~main__x~0 62)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12465#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:18,573 INFO L273 TraceCheckUtils]: 84: Hoare triple {12465#(<= main_~main__x~0 63)} assume ~main__x~0 < 100; {12465#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:18,592 INFO L273 TraceCheckUtils]: 85: Hoare triple {12465#(<= main_~main__x~0 63)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12472#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:18,602 INFO L273 TraceCheckUtils]: 86: Hoare triple {12472#(<= main_~main__x~0 64)} assume ~main__x~0 < 100; {12472#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:18,602 INFO L273 TraceCheckUtils]: 87: Hoare triple {12472#(<= main_~main__x~0 64)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12479#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:18,603 INFO L273 TraceCheckUtils]: 88: Hoare triple {12479#(<= main_~main__x~0 65)} assume ~main__x~0 < 100; {12479#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:18,603 INFO L273 TraceCheckUtils]: 89: Hoare triple {12479#(<= main_~main__x~0 65)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12486#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:18,604 INFO L273 TraceCheckUtils]: 90: Hoare triple {12486#(<= main_~main__x~0 66)} assume ~main__x~0 < 100; {12486#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:18,604 INFO L273 TraceCheckUtils]: 91: Hoare triple {12486#(<= main_~main__x~0 66)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12493#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:18,604 INFO L273 TraceCheckUtils]: 92: Hoare triple {12493#(<= main_~main__x~0 67)} assume ~main__x~0 < 100; {12493#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:18,605 INFO L273 TraceCheckUtils]: 93: Hoare triple {12493#(<= main_~main__x~0 67)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12500#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:18,605 INFO L273 TraceCheckUtils]: 94: Hoare triple {12500#(<= main_~main__x~0 68)} assume ~main__x~0 < 100; {12500#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:18,606 INFO L273 TraceCheckUtils]: 95: Hoare triple {12500#(<= main_~main__x~0 68)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12507#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:18,606 INFO L273 TraceCheckUtils]: 96: Hoare triple {12507#(<= main_~main__x~0 69)} assume ~main__x~0 < 100; {12507#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:18,607 INFO L273 TraceCheckUtils]: 97: Hoare triple {12507#(<= main_~main__x~0 69)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12514#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:18,608 INFO L273 TraceCheckUtils]: 98: Hoare triple {12514#(<= main_~main__x~0 70)} assume ~main__x~0 < 100; {12514#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:18,608 INFO L273 TraceCheckUtils]: 99: Hoare triple {12514#(<= main_~main__x~0 70)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12521#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:18,609 INFO L273 TraceCheckUtils]: 100: Hoare triple {12521#(<= main_~main__x~0 71)} assume ~main__x~0 < 100; {12521#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:18,610 INFO L273 TraceCheckUtils]: 101: Hoare triple {12521#(<= main_~main__x~0 71)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12528#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:18,610 INFO L273 TraceCheckUtils]: 102: Hoare triple {12528#(<= main_~main__x~0 72)} assume ~main__x~0 < 100; {12528#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:18,611 INFO L273 TraceCheckUtils]: 103: Hoare triple {12528#(<= main_~main__x~0 72)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12535#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:18,611 INFO L273 TraceCheckUtils]: 104: Hoare triple {12535#(<= main_~main__x~0 73)} assume ~main__x~0 < 100; {12535#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:18,612 INFO L273 TraceCheckUtils]: 105: Hoare triple {12535#(<= main_~main__x~0 73)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12542#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:18,613 INFO L273 TraceCheckUtils]: 106: Hoare triple {12542#(<= main_~main__x~0 74)} assume ~main__x~0 < 100; {12542#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:18,613 INFO L273 TraceCheckUtils]: 107: Hoare triple {12542#(<= main_~main__x~0 74)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12549#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:18,614 INFO L273 TraceCheckUtils]: 108: Hoare triple {12549#(<= main_~main__x~0 75)} assume ~main__x~0 < 100; {12549#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:18,615 INFO L273 TraceCheckUtils]: 109: Hoare triple {12549#(<= main_~main__x~0 75)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12556#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:18,615 INFO L273 TraceCheckUtils]: 110: Hoare triple {12556#(<= main_~main__x~0 76)} assume ~main__x~0 < 100; {12556#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:18,616 INFO L273 TraceCheckUtils]: 111: Hoare triple {12556#(<= main_~main__x~0 76)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12563#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:18,617 INFO L273 TraceCheckUtils]: 112: Hoare triple {12563#(<= main_~main__x~0 77)} assume ~main__x~0 < 100; {12563#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:18,617 INFO L273 TraceCheckUtils]: 113: Hoare triple {12563#(<= main_~main__x~0 77)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {12570#(<= main_~main__x~0 78)} is VALID [2018-11-14 17:36:18,618 INFO L273 TraceCheckUtils]: 114: Hoare triple {12570#(<= main_~main__x~0 78)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {12172#false} is VALID [2018-11-14 17:36:18,618 INFO L273 TraceCheckUtils]: 115: Hoare triple {12172#false} assume ~__VERIFIER_assert__cond~0 == 0; {12172#false} is VALID [2018-11-14 17:36:18,618 INFO L273 TraceCheckUtils]: 116: Hoare triple {12172#false} assume !false; {12172#false} is VALID [2018-11-14 17:36:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 969 proven. 784 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-14 17:36:18,647 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:18,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 31] total 58 [2018-11-14 17:36:18,648 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 117 [2018-11-14 17:36:18,648 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:18,649 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 58 states. [2018-11-14 17:36:18,909 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:18,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-11-14 17:36:18,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-11-14 17:36:18,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1653, Invalid=1653, Unknown=0, NotChecked=0, Total=3306 [2018-11-14 17:36:18,911 INFO L87 Difference]: Start difference. First operand 118 states and 119 transitions. Second operand 58 states. [2018-11-14 17:36:19,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:19,592 INFO L93 Difference]: Finished difference Result 181 states and 184 transitions. [2018-11-14 17:36:19,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-11-14 17:36:19,593 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 117 [2018-11-14 17:36:19,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-11-14 17:36:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 131 transitions. [2018-11-14 17:36:19,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-11-14 17:36:19,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 131 transitions. [2018-11-14 17:36:19,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 58 states and 131 transitions. [2018-11-14 17:36:19,711 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 131 edges. 131 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:19,714 INFO L225 Difference]: With dead ends: 181 [2018-11-14 17:36:19,714 INFO L226 Difference]: Without dead ends: 123 [2018-11-14 17:36:19,715 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1653, Invalid=1653, Unknown=0, NotChecked=0, Total=3306 [2018-11-14 17:36:19,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-11-14 17:36:19,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 122. [2018-11-14 17:36:19,785 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:19,785 INFO L82 GeneralOperation]: Start isEquivalent. First operand 123 states. Second operand 122 states. [2018-11-14 17:36:19,785 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 122 states. [2018-11-14 17:36:19,785 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 122 states. [2018-11-14 17:36:19,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:19,787 INFO L93 Difference]: Finished difference Result 123 states and 124 transitions. [2018-11-14 17:36:19,787 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-11-14 17:36:19,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:19,788 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:19,788 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 123 states. [2018-11-14 17:36:19,788 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 123 states. [2018-11-14 17:36:19,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:19,790 INFO L93 Difference]: Finished difference Result 123 states and 124 transitions. [2018-11-14 17:36:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-11-14 17:36:19,790 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:19,791 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:19,791 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:19,791 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:19,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-11-14 17:36:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 123 transitions. [2018-11-14 17:36:19,793 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 123 transitions. Word has length 117 [2018-11-14 17:36:19,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:19,793 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 123 transitions. [2018-11-14 17:36:19,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-11-14 17:36:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-11-14 17:36:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-14 17:36:19,794 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:19,794 INFO L375 BasicCegarLoop]: trace histogram [47, 29, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:19,794 INFO L423 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:19,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:19,795 INFO L82 PathProgramCache]: Analyzing trace with hash -709786145, now seen corresponding path program 18 times [2018-11-14 17:36:19,795 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:19,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:19,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:19,796 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:19,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:20,710 INFO L256 TraceCheckUtils]: 0: Hoare triple {13276#true} call ULTIMATE.init(); {13276#true} is VALID [2018-11-14 17:36:20,710 INFO L273 TraceCheckUtils]: 1: Hoare triple {13276#true} ~__return_main~0 := 0;~__return_720~0 := 0; {13276#true} is VALID [2018-11-14 17:36:20,710 INFO L273 TraceCheckUtils]: 2: Hoare triple {13276#true} assume true; {13276#true} is VALID [2018-11-14 17:36:20,710 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {13276#true} {13276#true} #115#return; {13276#true} is VALID [2018-11-14 17:36:20,711 INFO L256 TraceCheckUtils]: 4: Hoare triple {13276#true} call #t~ret1 := main(); {13276#true} is VALID [2018-11-14 17:36:20,711 INFO L273 TraceCheckUtils]: 5: Hoare triple {13276#true} ~main__x~0 := 0;~main__y~0 := 50; {13278#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:20,711 INFO L273 TraceCheckUtils]: 6: Hoare triple {13278#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {13278#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:20,712 INFO L273 TraceCheckUtils]: 7: Hoare triple {13278#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13279#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:20,712 INFO L273 TraceCheckUtils]: 8: Hoare triple {13279#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {13279#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:20,713 INFO L273 TraceCheckUtils]: 9: Hoare triple {13279#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13280#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:20,713 INFO L273 TraceCheckUtils]: 10: Hoare triple {13280#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {13280#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:20,714 INFO L273 TraceCheckUtils]: 11: Hoare triple {13280#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13281#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:20,714 INFO L273 TraceCheckUtils]: 12: Hoare triple {13281#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {13281#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:20,715 INFO L273 TraceCheckUtils]: 13: Hoare triple {13281#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13282#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:20,716 INFO L273 TraceCheckUtils]: 14: Hoare triple {13282#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {13282#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:20,716 INFO L273 TraceCheckUtils]: 15: Hoare triple {13282#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13283#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:20,717 INFO L273 TraceCheckUtils]: 16: Hoare triple {13283#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {13283#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:20,718 INFO L273 TraceCheckUtils]: 17: Hoare triple {13283#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13284#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:20,718 INFO L273 TraceCheckUtils]: 18: Hoare triple {13284#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {13284#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:20,719 INFO L273 TraceCheckUtils]: 19: Hoare triple {13284#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13285#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:20,719 INFO L273 TraceCheckUtils]: 20: Hoare triple {13285#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {13285#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:20,720 INFO L273 TraceCheckUtils]: 21: Hoare triple {13285#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13286#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:20,721 INFO L273 TraceCheckUtils]: 22: Hoare triple {13286#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {13286#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:20,722 INFO L273 TraceCheckUtils]: 23: Hoare triple {13286#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13287#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:20,722 INFO L273 TraceCheckUtils]: 24: Hoare triple {13287#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {13287#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:20,723 INFO L273 TraceCheckUtils]: 25: Hoare triple {13287#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13288#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:20,723 INFO L273 TraceCheckUtils]: 26: Hoare triple {13288#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {13288#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:20,724 INFO L273 TraceCheckUtils]: 27: Hoare triple {13288#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13289#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:20,725 INFO L273 TraceCheckUtils]: 28: Hoare triple {13289#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {13289#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:20,725 INFO L273 TraceCheckUtils]: 29: Hoare triple {13289#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13290#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:20,726 INFO L273 TraceCheckUtils]: 30: Hoare triple {13290#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {13290#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:20,727 INFO L273 TraceCheckUtils]: 31: Hoare triple {13290#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13291#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:20,727 INFO L273 TraceCheckUtils]: 32: Hoare triple {13291#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {13291#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:20,728 INFO L273 TraceCheckUtils]: 33: Hoare triple {13291#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13292#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:20,729 INFO L273 TraceCheckUtils]: 34: Hoare triple {13292#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {13292#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:20,729 INFO L273 TraceCheckUtils]: 35: Hoare triple {13292#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13293#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:20,730 INFO L273 TraceCheckUtils]: 36: Hoare triple {13293#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {13293#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:20,731 INFO L273 TraceCheckUtils]: 37: Hoare triple {13293#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13294#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:20,731 INFO L273 TraceCheckUtils]: 38: Hoare triple {13294#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {13294#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:20,732 INFO L273 TraceCheckUtils]: 39: Hoare triple {13294#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13295#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:20,733 INFO L273 TraceCheckUtils]: 40: Hoare triple {13295#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {13295#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:20,733 INFO L273 TraceCheckUtils]: 41: Hoare triple {13295#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13296#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:20,734 INFO L273 TraceCheckUtils]: 42: Hoare triple {13296#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {13296#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:20,735 INFO L273 TraceCheckUtils]: 43: Hoare triple {13296#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13297#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:20,735 INFO L273 TraceCheckUtils]: 44: Hoare triple {13297#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {13297#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:20,736 INFO L273 TraceCheckUtils]: 45: Hoare triple {13297#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13298#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:20,737 INFO L273 TraceCheckUtils]: 46: Hoare triple {13298#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {13298#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:20,739 INFO L273 TraceCheckUtils]: 47: Hoare triple {13298#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13299#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:20,740 INFO L273 TraceCheckUtils]: 48: Hoare triple {13299#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {13299#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:20,741 INFO L273 TraceCheckUtils]: 49: Hoare triple {13299#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13300#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:20,741 INFO L273 TraceCheckUtils]: 50: Hoare triple {13300#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {13300#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:20,743 INFO L273 TraceCheckUtils]: 51: Hoare triple {13300#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13301#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:20,744 INFO L273 TraceCheckUtils]: 52: Hoare triple {13301#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {13301#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:20,744 INFO L273 TraceCheckUtils]: 53: Hoare triple {13301#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13302#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:20,744 INFO L273 TraceCheckUtils]: 54: Hoare triple {13302#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {13302#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:20,745 INFO L273 TraceCheckUtils]: 55: Hoare triple {13302#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13303#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:20,745 INFO L273 TraceCheckUtils]: 56: Hoare triple {13303#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {13303#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:20,746 INFO L273 TraceCheckUtils]: 57: Hoare triple {13303#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13304#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:20,746 INFO L273 TraceCheckUtils]: 58: Hoare triple {13304#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {13304#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:20,746 INFO L273 TraceCheckUtils]: 59: Hoare triple {13304#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13305#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:20,747 INFO L273 TraceCheckUtils]: 60: Hoare triple {13305#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {13305#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:20,748 INFO L273 TraceCheckUtils]: 61: Hoare triple {13305#(<= main_~main__x~0 27)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,748 INFO L273 TraceCheckUtils]: 62: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,748 INFO L273 TraceCheckUtils]: 63: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,748 INFO L273 TraceCheckUtils]: 64: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,748 INFO L273 TraceCheckUtils]: 65: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,749 INFO L273 TraceCheckUtils]: 66: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,749 INFO L273 TraceCheckUtils]: 67: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,749 INFO L273 TraceCheckUtils]: 68: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,749 INFO L273 TraceCheckUtils]: 69: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,749 INFO L273 TraceCheckUtils]: 70: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 71: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 72: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 73: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 74: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 75: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 76: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 77: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,750 INFO L273 TraceCheckUtils]: 78: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 79: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 80: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 81: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 82: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 83: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 84: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 85: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 86: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,751 INFO L273 TraceCheckUtils]: 87: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 88: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 89: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 90: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 91: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 92: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 93: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 94: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 95: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,752 INFO L273 TraceCheckUtils]: 96: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 97: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 98: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 99: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 100: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 101: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 102: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 103: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 104: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,753 INFO L273 TraceCheckUtils]: 105: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 106: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 107: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 108: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 109: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 110: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 111: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 112: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 113: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,754 INFO L273 TraceCheckUtils]: 114: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,755 INFO L273 TraceCheckUtils]: 115: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,755 INFO L273 TraceCheckUtils]: 116: Hoare triple {13277#false} assume ~main__x~0 < 100; {13277#false} is VALID [2018-11-14 17:36:20,755 INFO L273 TraceCheckUtils]: 117: Hoare triple {13277#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13277#false} is VALID [2018-11-14 17:36:20,755 INFO L273 TraceCheckUtils]: 118: Hoare triple {13277#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {13277#false} is VALID [2018-11-14 17:36:20,755 INFO L273 TraceCheckUtils]: 119: Hoare triple {13277#false} assume ~__VERIFIER_assert__cond~0 == 0; {13277#false} is VALID [2018-11-14 17:36:20,755 INFO L273 TraceCheckUtils]: 120: Hoare triple {13277#false} assume !false; {13277#false} is VALID [2018-11-14 17:36:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2209 backedges. 1083 proven. 342 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2018-11-14 17:36:20,763 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:20,763 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:20,771 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-14 17:36:20,844 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 47 check-sat command(s) [2018-11-14 17:36:20,844 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:20,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:22,041 INFO L256 TraceCheckUtils]: 0: Hoare triple {13276#true} call ULTIMATE.init(); {13276#true} is VALID [2018-11-14 17:36:22,042 INFO L273 TraceCheckUtils]: 1: Hoare triple {13276#true} ~__return_main~0 := 0;~__return_720~0 := 0; {13276#true} is VALID [2018-11-14 17:36:22,042 INFO L273 TraceCheckUtils]: 2: Hoare triple {13276#true} assume true; {13276#true} is VALID [2018-11-14 17:36:22,042 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {13276#true} {13276#true} #115#return; {13276#true} is VALID [2018-11-14 17:36:22,042 INFO L256 TraceCheckUtils]: 4: Hoare triple {13276#true} call #t~ret1 := main(); {13276#true} is VALID [2018-11-14 17:36:22,042 INFO L273 TraceCheckUtils]: 5: Hoare triple {13276#true} ~main__x~0 := 0;~main__y~0 := 50; {13276#true} is VALID [2018-11-14 17:36:22,043 INFO L273 TraceCheckUtils]: 6: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,043 INFO L273 TraceCheckUtils]: 7: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,043 INFO L273 TraceCheckUtils]: 8: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,043 INFO L273 TraceCheckUtils]: 9: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,043 INFO L273 TraceCheckUtils]: 10: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,043 INFO L273 TraceCheckUtils]: 11: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 12: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 13: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 14: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 15: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 16: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 17: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 18: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,044 INFO L273 TraceCheckUtils]: 19: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 20: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 21: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 22: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 23: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 24: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 25: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 26: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 27: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,045 INFO L273 TraceCheckUtils]: 28: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 29: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 30: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 31: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 32: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 33: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 34: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 35: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 36: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,046 INFO L273 TraceCheckUtils]: 37: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 38: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 39: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 40: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 41: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 42: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 43: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 44: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 45: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,047 INFO L273 TraceCheckUtils]: 46: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 47: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 48: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 49: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 50: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 51: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 52: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 53: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 54: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,048 INFO L273 TraceCheckUtils]: 55: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,049 INFO L273 TraceCheckUtils]: 56: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,049 INFO L273 TraceCheckUtils]: 57: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13276#true} is VALID [2018-11-14 17:36:22,049 INFO L273 TraceCheckUtils]: 58: Hoare triple {13276#true} assume ~main__x~0 < 100; {13276#true} is VALID [2018-11-14 17:36:22,049 INFO L273 TraceCheckUtils]: 59: Hoare triple {13276#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {13486#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:22,050 INFO L273 TraceCheckUtils]: 60: Hoare triple {13486#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {13486#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:22,050 INFO L273 TraceCheckUtils]: 61: Hoare triple {13486#(<= main_~main__x~0 50)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13493#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:22,050 INFO L273 TraceCheckUtils]: 62: Hoare triple {13493#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {13493#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:22,051 INFO L273 TraceCheckUtils]: 63: Hoare triple {13493#(<= main_~main__x~0 51)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13500#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:22,051 INFO L273 TraceCheckUtils]: 64: Hoare triple {13500#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {13500#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:22,052 INFO L273 TraceCheckUtils]: 65: Hoare triple {13500#(<= main_~main__x~0 52)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13507#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:22,052 INFO L273 TraceCheckUtils]: 66: Hoare triple {13507#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {13507#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:22,053 INFO L273 TraceCheckUtils]: 67: Hoare triple {13507#(<= main_~main__x~0 53)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13514#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:22,053 INFO L273 TraceCheckUtils]: 68: Hoare triple {13514#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {13514#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:22,054 INFO L273 TraceCheckUtils]: 69: Hoare triple {13514#(<= main_~main__x~0 54)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13521#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:22,055 INFO L273 TraceCheckUtils]: 70: Hoare triple {13521#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {13521#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:22,055 INFO L273 TraceCheckUtils]: 71: Hoare triple {13521#(<= main_~main__x~0 55)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13528#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:22,056 INFO L273 TraceCheckUtils]: 72: Hoare triple {13528#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {13528#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:22,057 INFO L273 TraceCheckUtils]: 73: Hoare triple {13528#(<= main_~main__x~0 56)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13535#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:22,058 INFO L273 TraceCheckUtils]: 74: Hoare triple {13535#(<= main_~main__x~0 57)} assume ~main__x~0 < 100; {13535#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:22,062 INFO L273 TraceCheckUtils]: 75: Hoare triple {13535#(<= main_~main__x~0 57)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13542#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:22,063 INFO L273 TraceCheckUtils]: 76: Hoare triple {13542#(<= main_~main__x~0 58)} assume ~main__x~0 < 100; {13542#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:22,063 INFO L273 TraceCheckUtils]: 77: Hoare triple {13542#(<= main_~main__x~0 58)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13549#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:22,064 INFO L273 TraceCheckUtils]: 78: Hoare triple {13549#(<= main_~main__x~0 59)} assume ~main__x~0 < 100; {13549#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:22,064 INFO L273 TraceCheckUtils]: 79: Hoare triple {13549#(<= main_~main__x~0 59)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13556#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:22,065 INFO L273 TraceCheckUtils]: 80: Hoare triple {13556#(<= main_~main__x~0 60)} assume ~main__x~0 < 100; {13556#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:22,065 INFO L273 TraceCheckUtils]: 81: Hoare triple {13556#(<= main_~main__x~0 60)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13563#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:22,066 INFO L273 TraceCheckUtils]: 82: Hoare triple {13563#(<= main_~main__x~0 61)} assume ~main__x~0 < 100; {13563#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:22,067 INFO L273 TraceCheckUtils]: 83: Hoare triple {13563#(<= main_~main__x~0 61)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13570#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:22,067 INFO L273 TraceCheckUtils]: 84: Hoare triple {13570#(<= main_~main__x~0 62)} assume ~main__x~0 < 100; {13570#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:22,068 INFO L273 TraceCheckUtils]: 85: Hoare triple {13570#(<= main_~main__x~0 62)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13577#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:22,069 INFO L273 TraceCheckUtils]: 86: Hoare triple {13577#(<= main_~main__x~0 63)} assume ~main__x~0 < 100; {13577#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:22,070 INFO L273 TraceCheckUtils]: 87: Hoare triple {13577#(<= main_~main__x~0 63)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13584#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:22,070 INFO L273 TraceCheckUtils]: 88: Hoare triple {13584#(<= main_~main__x~0 64)} assume ~main__x~0 < 100; {13584#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:22,071 INFO L273 TraceCheckUtils]: 89: Hoare triple {13584#(<= main_~main__x~0 64)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13591#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:22,072 INFO L273 TraceCheckUtils]: 90: Hoare triple {13591#(<= main_~main__x~0 65)} assume ~main__x~0 < 100; {13591#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:22,073 INFO L273 TraceCheckUtils]: 91: Hoare triple {13591#(<= main_~main__x~0 65)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13598#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:22,073 INFO L273 TraceCheckUtils]: 92: Hoare triple {13598#(<= main_~main__x~0 66)} assume ~main__x~0 < 100; {13598#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:22,074 INFO L273 TraceCheckUtils]: 93: Hoare triple {13598#(<= main_~main__x~0 66)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13605#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:22,075 INFO L273 TraceCheckUtils]: 94: Hoare triple {13605#(<= main_~main__x~0 67)} assume ~main__x~0 < 100; {13605#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:22,076 INFO L273 TraceCheckUtils]: 95: Hoare triple {13605#(<= main_~main__x~0 67)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13612#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:22,076 INFO L273 TraceCheckUtils]: 96: Hoare triple {13612#(<= main_~main__x~0 68)} assume ~main__x~0 < 100; {13612#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:22,077 INFO L273 TraceCheckUtils]: 97: Hoare triple {13612#(<= main_~main__x~0 68)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13619#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:22,078 INFO L273 TraceCheckUtils]: 98: Hoare triple {13619#(<= main_~main__x~0 69)} assume ~main__x~0 < 100; {13619#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:22,079 INFO L273 TraceCheckUtils]: 99: Hoare triple {13619#(<= main_~main__x~0 69)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13626#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:22,079 INFO L273 TraceCheckUtils]: 100: Hoare triple {13626#(<= main_~main__x~0 70)} assume ~main__x~0 < 100; {13626#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:22,080 INFO L273 TraceCheckUtils]: 101: Hoare triple {13626#(<= main_~main__x~0 70)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13633#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:22,081 INFO L273 TraceCheckUtils]: 102: Hoare triple {13633#(<= main_~main__x~0 71)} assume ~main__x~0 < 100; {13633#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:22,082 INFO L273 TraceCheckUtils]: 103: Hoare triple {13633#(<= main_~main__x~0 71)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13640#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:22,082 INFO L273 TraceCheckUtils]: 104: Hoare triple {13640#(<= main_~main__x~0 72)} assume ~main__x~0 < 100; {13640#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:22,083 INFO L273 TraceCheckUtils]: 105: Hoare triple {13640#(<= main_~main__x~0 72)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13647#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:22,084 INFO L273 TraceCheckUtils]: 106: Hoare triple {13647#(<= main_~main__x~0 73)} assume ~main__x~0 < 100; {13647#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:22,085 INFO L273 TraceCheckUtils]: 107: Hoare triple {13647#(<= main_~main__x~0 73)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13654#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:22,085 INFO L273 TraceCheckUtils]: 108: Hoare triple {13654#(<= main_~main__x~0 74)} assume ~main__x~0 < 100; {13654#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:22,086 INFO L273 TraceCheckUtils]: 109: Hoare triple {13654#(<= main_~main__x~0 74)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13661#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:22,087 INFO L273 TraceCheckUtils]: 110: Hoare triple {13661#(<= main_~main__x~0 75)} assume ~main__x~0 < 100; {13661#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:22,088 INFO L273 TraceCheckUtils]: 111: Hoare triple {13661#(<= main_~main__x~0 75)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13668#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:22,088 INFO L273 TraceCheckUtils]: 112: Hoare triple {13668#(<= main_~main__x~0 76)} assume ~main__x~0 < 100; {13668#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:22,089 INFO L273 TraceCheckUtils]: 113: Hoare triple {13668#(<= main_~main__x~0 76)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13675#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:22,090 INFO L273 TraceCheckUtils]: 114: Hoare triple {13675#(<= main_~main__x~0 77)} assume ~main__x~0 < 100; {13675#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:22,090 INFO L273 TraceCheckUtils]: 115: Hoare triple {13675#(<= main_~main__x~0 77)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13682#(<= main_~main__x~0 78)} is VALID [2018-11-14 17:36:22,091 INFO L273 TraceCheckUtils]: 116: Hoare triple {13682#(<= main_~main__x~0 78)} assume ~main__x~0 < 100; {13682#(<= main_~main__x~0 78)} is VALID [2018-11-14 17:36:22,092 INFO L273 TraceCheckUtils]: 117: Hoare triple {13682#(<= main_~main__x~0 78)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {13689#(<= main_~main__x~0 79)} is VALID [2018-11-14 17:36:22,093 INFO L273 TraceCheckUtils]: 118: Hoare triple {13689#(<= main_~main__x~0 79)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {13277#false} is VALID [2018-11-14 17:36:22,093 INFO L273 TraceCheckUtils]: 119: Hoare triple {13277#false} assume ~__VERIFIER_assert__cond~0 == 0; {13277#false} is VALID [2018-11-14 17:36:22,093 INFO L273 TraceCheckUtils]: 120: Hoare triple {13277#false} assume !false; {13277#false} is VALID [2018-11-14 17:36:22,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2209 backedges. 1062 proven. 841 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2018-11-14 17:36:22,130 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:22,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 32] total 60 [2018-11-14 17:36:22,130 INFO L78 Accepts]: Start accepts. Automaton has 60 states. Word has length 121 [2018-11-14 17:36:22,131 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:22,131 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 60 states. [2018-11-14 17:36:22,292 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 148 edges. 148 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:22,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 60 states [2018-11-14 17:36:22,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2018-11-14 17:36:22,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1770, Invalid=1770, Unknown=0, NotChecked=0, Total=3540 [2018-11-14 17:36:22,295 INFO L87 Difference]: Start difference. First operand 122 states and 123 transitions. Second operand 60 states. [2018-11-14 17:36:23,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:23,468 INFO L93 Difference]: Finished difference Result 187 states and 190 transitions. [2018-11-14 17:36:23,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-11-14 17:36:23,468 INFO L78 Accepts]: Start accepts. Automaton has 60 states. Word has length 121 [2018-11-14 17:36:23,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-11-14 17:36:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 135 transitions. [2018-11-14 17:36:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-11-14 17:36:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 135 transitions. [2018-11-14 17:36:23,471 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 60 states and 135 transitions. [2018-11-14 17:36:23,602 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:23,605 INFO L225 Difference]: With dead ends: 187 [2018-11-14 17:36:23,605 INFO L226 Difference]: Without dead ends: 127 [2018-11-14 17:36:23,606 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1770, Invalid=1770, Unknown=0, NotChecked=0, Total=3540 [2018-11-14 17:36:23,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-11-14 17:36:23,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2018-11-14 17:36:23,680 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:23,680 INFO L82 GeneralOperation]: Start isEquivalent. First operand 127 states. Second operand 126 states. [2018-11-14 17:36:23,681 INFO L74 IsIncluded]: Start isIncluded. First operand 127 states. Second operand 126 states. [2018-11-14 17:36:23,681 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 126 states. [2018-11-14 17:36:23,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:23,683 INFO L93 Difference]: Finished difference Result 127 states and 128 transitions. [2018-11-14 17:36:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-11-14 17:36:23,684 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:23,684 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:23,684 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 127 states. [2018-11-14 17:36:23,684 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 127 states. [2018-11-14 17:36:23,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:23,686 INFO L93 Difference]: Finished difference Result 127 states and 128 transitions. [2018-11-14 17:36:23,686 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-11-14 17:36:23,687 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:23,687 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:23,687 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:23,687 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-14 17:36:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 127 transitions. [2018-11-14 17:36:23,690 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 127 transitions. Word has length 121 [2018-11-14 17:36:23,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:23,690 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 127 transitions. [2018-11-14 17:36:23,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 60 states. [2018-11-14 17:36:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2018-11-14 17:36:23,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-14 17:36:23,691 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:23,691 INFO L375 BasicCegarLoop]: trace histogram [49, 30, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:23,691 INFO L423 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:23,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:23,692 INFO L82 PathProgramCache]: Analyzing trace with hash -934578442, now seen corresponding path program 19 times [2018-11-14 17:36:23,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:23,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:23,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:23,693 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:23,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:24,555 INFO L256 TraceCheckUtils]: 0: Hoare triple {14418#true} call ULTIMATE.init(); {14418#true} is VALID [2018-11-14 17:36:24,555 INFO L273 TraceCheckUtils]: 1: Hoare triple {14418#true} ~__return_main~0 := 0;~__return_720~0 := 0; {14418#true} is VALID [2018-11-14 17:36:24,556 INFO L273 TraceCheckUtils]: 2: Hoare triple {14418#true} assume true; {14418#true} is VALID [2018-11-14 17:36:24,556 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {14418#true} {14418#true} #115#return; {14418#true} is VALID [2018-11-14 17:36:24,556 INFO L256 TraceCheckUtils]: 4: Hoare triple {14418#true} call #t~ret1 := main(); {14418#true} is VALID [2018-11-14 17:36:24,556 INFO L273 TraceCheckUtils]: 5: Hoare triple {14418#true} ~main__x~0 := 0;~main__y~0 := 50; {14420#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:24,557 INFO L273 TraceCheckUtils]: 6: Hoare triple {14420#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {14420#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:24,558 INFO L273 TraceCheckUtils]: 7: Hoare triple {14420#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14421#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:24,558 INFO L273 TraceCheckUtils]: 8: Hoare triple {14421#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {14421#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:24,559 INFO L273 TraceCheckUtils]: 9: Hoare triple {14421#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14422#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:24,559 INFO L273 TraceCheckUtils]: 10: Hoare triple {14422#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {14422#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:24,559 INFO L273 TraceCheckUtils]: 11: Hoare triple {14422#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14423#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:24,560 INFO L273 TraceCheckUtils]: 12: Hoare triple {14423#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {14423#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:24,560 INFO L273 TraceCheckUtils]: 13: Hoare triple {14423#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14424#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:24,561 INFO L273 TraceCheckUtils]: 14: Hoare triple {14424#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {14424#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:24,561 INFO L273 TraceCheckUtils]: 15: Hoare triple {14424#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14425#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:24,561 INFO L273 TraceCheckUtils]: 16: Hoare triple {14425#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {14425#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:24,562 INFO L273 TraceCheckUtils]: 17: Hoare triple {14425#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14426#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:24,563 INFO L273 TraceCheckUtils]: 18: Hoare triple {14426#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {14426#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:24,563 INFO L273 TraceCheckUtils]: 19: Hoare triple {14426#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14427#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:24,564 INFO L273 TraceCheckUtils]: 20: Hoare triple {14427#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {14427#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:24,565 INFO L273 TraceCheckUtils]: 21: Hoare triple {14427#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14428#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:24,565 INFO L273 TraceCheckUtils]: 22: Hoare triple {14428#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {14428#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:24,566 INFO L273 TraceCheckUtils]: 23: Hoare triple {14428#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14429#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:24,566 INFO L273 TraceCheckUtils]: 24: Hoare triple {14429#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {14429#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:24,567 INFO L273 TraceCheckUtils]: 25: Hoare triple {14429#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14430#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:24,568 INFO L273 TraceCheckUtils]: 26: Hoare triple {14430#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {14430#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:24,568 INFO L273 TraceCheckUtils]: 27: Hoare triple {14430#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14431#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:24,569 INFO L273 TraceCheckUtils]: 28: Hoare triple {14431#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {14431#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:24,570 INFO L273 TraceCheckUtils]: 29: Hoare triple {14431#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14432#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:24,570 INFO L273 TraceCheckUtils]: 30: Hoare triple {14432#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {14432#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:24,571 INFO L273 TraceCheckUtils]: 31: Hoare triple {14432#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14433#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:24,571 INFO L273 TraceCheckUtils]: 32: Hoare triple {14433#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {14433#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:24,572 INFO L273 TraceCheckUtils]: 33: Hoare triple {14433#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14434#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:24,573 INFO L273 TraceCheckUtils]: 34: Hoare triple {14434#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {14434#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:24,573 INFO L273 TraceCheckUtils]: 35: Hoare triple {14434#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14435#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:24,574 INFO L273 TraceCheckUtils]: 36: Hoare triple {14435#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {14435#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:24,575 INFO L273 TraceCheckUtils]: 37: Hoare triple {14435#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14436#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:24,575 INFO L273 TraceCheckUtils]: 38: Hoare triple {14436#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {14436#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:24,576 INFO L273 TraceCheckUtils]: 39: Hoare triple {14436#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14437#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:24,576 INFO L273 TraceCheckUtils]: 40: Hoare triple {14437#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {14437#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:24,577 INFO L273 TraceCheckUtils]: 41: Hoare triple {14437#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14438#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:24,578 INFO L273 TraceCheckUtils]: 42: Hoare triple {14438#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {14438#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:24,578 INFO L273 TraceCheckUtils]: 43: Hoare triple {14438#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14439#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:24,579 INFO L273 TraceCheckUtils]: 44: Hoare triple {14439#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {14439#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:24,580 INFO L273 TraceCheckUtils]: 45: Hoare triple {14439#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14440#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:24,580 INFO L273 TraceCheckUtils]: 46: Hoare triple {14440#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {14440#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:24,581 INFO L273 TraceCheckUtils]: 47: Hoare triple {14440#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14441#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:24,581 INFO L273 TraceCheckUtils]: 48: Hoare triple {14441#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {14441#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:24,582 INFO L273 TraceCheckUtils]: 49: Hoare triple {14441#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14442#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:24,583 INFO L273 TraceCheckUtils]: 50: Hoare triple {14442#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {14442#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:24,583 INFO L273 TraceCheckUtils]: 51: Hoare triple {14442#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14443#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:24,584 INFO L273 TraceCheckUtils]: 52: Hoare triple {14443#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {14443#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:24,585 INFO L273 TraceCheckUtils]: 53: Hoare triple {14443#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14444#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:24,585 INFO L273 TraceCheckUtils]: 54: Hoare triple {14444#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {14444#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:24,586 INFO L273 TraceCheckUtils]: 55: Hoare triple {14444#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14445#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:24,586 INFO L273 TraceCheckUtils]: 56: Hoare triple {14445#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {14445#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:24,587 INFO L273 TraceCheckUtils]: 57: Hoare triple {14445#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14446#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:24,587 INFO L273 TraceCheckUtils]: 58: Hoare triple {14446#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {14446#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:24,588 INFO L273 TraceCheckUtils]: 59: Hoare triple {14446#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14447#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:24,589 INFO L273 TraceCheckUtils]: 60: Hoare triple {14447#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {14447#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:24,589 INFO L273 TraceCheckUtils]: 61: Hoare triple {14447#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14448#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:24,590 INFO L273 TraceCheckUtils]: 62: Hoare triple {14448#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {14448#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:24,591 INFO L273 TraceCheckUtils]: 63: Hoare triple {14448#(<= main_~main__x~0 28)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,591 INFO L273 TraceCheckUtils]: 64: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,591 INFO L273 TraceCheckUtils]: 65: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,591 INFO L273 TraceCheckUtils]: 66: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,592 INFO L273 TraceCheckUtils]: 67: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,592 INFO L273 TraceCheckUtils]: 68: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,592 INFO L273 TraceCheckUtils]: 69: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,592 INFO L273 TraceCheckUtils]: 70: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,592 INFO L273 TraceCheckUtils]: 71: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,592 INFO L273 TraceCheckUtils]: 72: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,593 INFO L273 TraceCheckUtils]: 73: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,593 INFO L273 TraceCheckUtils]: 74: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,593 INFO L273 TraceCheckUtils]: 75: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,593 INFO L273 TraceCheckUtils]: 76: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,593 INFO L273 TraceCheckUtils]: 77: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,593 INFO L273 TraceCheckUtils]: 78: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 79: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 80: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 81: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 82: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 83: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 84: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 85: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 86: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,594 INFO L273 TraceCheckUtils]: 87: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 88: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 89: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 90: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 91: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 92: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 93: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 94: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 95: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,595 INFO L273 TraceCheckUtils]: 96: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 97: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 98: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 99: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 100: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 101: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 102: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 103: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 104: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,596 INFO L273 TraceCheckUtils]: 105: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 106: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 107: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 108: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 109: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 110: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 111: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 112: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 113: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,597 INFO L273 TraceCheckUtils]: 114: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 115: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 116: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 117: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 118: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 119: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 120: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 121: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 122: Hoare triple {14419#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {14419#false} is VALID [2018-11-14 17:36:24,598 INFO L273 TraceCheckUtils]: 123: Hoare triple {14419#false} assume ~__VERIFIER_assert__cond~0 == 0; {14419#false} is VALID [2018-11-14 17:36:24,599 INFO L273 TraceCheckUtils]: 124: Hoare triple {14419#false} assume !false; {14419#false} is VALID [2018-11-14 17:36:24,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1180 proven. 380 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:24,607 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:24,607 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:24,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:36:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:24,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:24,873 INFO L256 TraceCheckUtils]: 0: Hoare triple {14418#true} call ULTIMATE.init(); {14418#true} is VALID [2018-11-14 17:36:24,873 INFO L273 TraceCheckUtils]: 1: Hoare triple {14418#true} ~__return_main~0 := 0;~__return_720~0 := 0; {14418#true} is VALID [2018-11-14 17:36:24,873 INFO L273 TraceCheckUtils]: 2: Hoare triple {14418#true} assume true; {14418#true} is VALID [2018-11-14 17:36:24,874 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {14418#true} {14418#true} #115#return; {14418#true} is VALID [2018-11-14 17:36:24,874 INFO L256 TraceCheckUtils]: 4: Hoare triple {14418#true} call #t~ret1 := main(); {14418#true} is VALID [2018-11-14 17:36:24,874 INFO L273 TraceCheckUtils]: 5: Hoare triple {14418#true} ~main__x~0 := 0;~main__y~0 := 50; {14420#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:24,875 INFO L273 TraceCheckUtils]: 6: Hoare triple {14420#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {14420#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:24,875 INFO L273 TraceCheckUtils]: 7: Hoare triple {14420#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14421#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:24,876 INFO L273 TraceCheckUtils]: 8: Hoare triple {14421#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {14421#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:24,876 INFO L273 TraceCheckUtils]: 9: Hoare triple {14421#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14422#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:24,876 INFO L273 TraceCheckUtils]: 10: Hoare triple {14422#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {14422#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:24,877 INFO L273 TraceCheckUtils]: 11: Hoare triple {14422#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14423#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:24,877 INFO L273 TraceCheckUtils]: 12: Hoare triple {14423#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {14423#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:24,878 INFO L273 TraceCheckUtils]: 13: Hoare triple {14423#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14424#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:24,879 INFO L273 TraceCheckUtils]: 14: Hoare triple {14424#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {14424#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:24,880 INFO L273 TraceCheckUtils]: 15: Hoare triple {14424#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14425#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:24,880 INFO L273 TraceCheckUtils]: 16: Hoare triple {14425#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {14425#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:24,881 INFO L273 TraceCheckUtils]: 17: Hoare triple {14425#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14426#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:24,881 INFO L273 TraceCheckUtils]: 18: Hoare triple {14426#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {14426#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:24,882 INFO L273 TraceCheckUtils]: 19: Hoare triple {14426#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14427#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:24,882 INFO L273 TraceCheckUtils]: 20: Hoare triple {14427#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {14427#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:24,883 INFO L273 TraceCheckUtils]: 21: Hoare triple {14427#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14428#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:24,884 INFO L273 TraceCheckUtils]: 22: Hoare triple {14428#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {14428#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:24,884 INFO L273 TraceCheckUtils]: 23: Hoare triple {14428#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14429#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:24,885 INFO L273 TraceCheckUtils]: 24: Hoare triple {14429#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {14429#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:24,886 INFO L273 TraceCheckUtils]: 25: Hoare triple {14429#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14430#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:24,886 INFO L273 TraceCheckUtils]: 26: Hoare triple {14430#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {14430#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:24,887 INFO L273 TraceCheckUtils]: 27: Hoare triple {14430#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14431#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:24,887 INFO L273 TraceCheckUtils]: 28: Hoare triple {14431#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {14431#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:24,888 INFO L273 TraceCheckUtils]: 29: Hoare triple {14431#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14432#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:24,889 INFO L273 TraceCheckUtils]: 30: Hoare triple {14432#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {14432#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:24,889 INFO L273 TraceCheckUtils]: 31: Hoare triple {14432#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14433#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:24,890 INFO L273 TraceCheckUtils]: 32: Hoare triple {14433#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {14433#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:24,891 INFO L273 TraceCheckUtils]: 33: Hoare triple {14433#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14434#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:24,891 INFO L273 TraceCheckUtils]: 34: Hoare triple {14434#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {14434#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:24,892 INFO L273 TraceCheckUtils]: 35: Hoare triple {14434#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14435#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:24,892 INFO L273 TraceCheckUtils]: 36: Hoare triple {14435#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {14435#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:24,893 INFO L273 TraceCheckUtils]: 37: Hoare triple {14435#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14436#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:24,894 INFO L273 TraceCheckUtils]: 38: Hoare triple {14436#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {14436#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:24,894 INFO L273 TraceCheckUtils]: 39: Hoare triple {14436#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14437#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:24,895 INFO L273 TraceCheckUtils]: 40: Hoare triple {14437#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {14437#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:24,896 INFO L273 TraceCheckUtils]: 41: Hoare triple {14437#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14438#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:24,896 INFO L273 TraceCheckUtils]: 42: Hoare triple {14438#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {14438#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:24,897 INFO L273 TraceCheckUtils]: 43: Hoare triple {14438#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14439#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:24,897 INFO L273 TraceCheckUtils]: 44: Hoare triple {14439#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {14439#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:24,898 INFO L273 TraceCheckUtils]: 45: Hoare triple {14439#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14440#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:24,899 INFO L273 TraceCheckUtils]: 46: Hoare triple {14440#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {14440#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:24,899 INFO L273 TraceCheckUtils]: 47: Hoare triple {14440#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14441#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:24,900 INFO L273 TraceCheckUtils]: 48: Hoare triple {14441#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {14441#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:24,900 INFO L273 TraceCheckUtils]: 49: Hoare triple {14441#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14442#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:24,901 INFO L273 TraceCheckUtils]: 50: Hoare triple {14442#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {14442#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:24,902 INFO L273 TraceCheckUtils]: 51: Hoare triple {14442#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14443#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:24,902 INFO L273 TraceCheckUtils]: 52: Hoare triple {14443#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {14443#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:24,903 INFO L273 TraceCheckUtils]: 53: Hoare triple {14443#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14444#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:24,903 INFO L273 TraceCheckUtils]: 54: Hoare triple {14444#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {14444#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:24,904 INFO L273 TraceCheckUtils]: 55: Hoare triple {14444#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14445#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:24,905 INFO L273 TraceCheckUtils]: 56: Hoare triple {14445#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {14445#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:24,905 INFO L273 TraceCheckUtils]: 57: Hoare triple {14445#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14446#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:24,906 INFO L273 TraceCheckUtils]: 58: Hoare triple {14446#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {14446#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:24,907 INFO L273 TraceCheckUtils]: 59: Hoare triple {14446#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14447#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:24,907 INFO L273 TraceCheckUtils]: 60: Hoare triple {14447#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {14447#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:24,908 INFO L273 TraceCheckUtils]: 61: Hoare triple {14447#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {14448#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:24,908 INFO L273 TraceCheckUtils]: 62: Hoare triple {14448#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {14448#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:24,909 INFO L273 TraceCheckUtils]: 63: Hoare triple {14448#(<= main_~main__x~0 28)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,909 INFO L273 TraceCheckUtils]: 64: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,910 INFO L273 TraceCheckUtils]: 65: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,910 INFO L273 TraceCheckUtils]: 66: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,910 INFO L273 TraceCheckUtils]: 67: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,910 INFO L273 TraceCheckUtils]: 68: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,910 INFO L273 TraceCheckUtils]: 69: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,911 INFO L273 TraceCheckUtils]: 70: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,911 INFO L273 TraceCheckUtils]: 71: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,911 INFO L273 TraceCheckUtils]: 72: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,911 INFO L273 TraceCheckUtils]: 73: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,911 INFO L273 TraceCheckUtils]: 74: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,911 INFO L273 TraceCheckUtils]: 75: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 76: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 77: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 78: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 79: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 80: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 81: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 82: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,912 INFO L273 TraceCheckUtils]: 83: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 84: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 85: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 86: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 87: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 88: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 89: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 90: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 91: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,913 INFO L273 TraceCheckUtils]: 92: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 93: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 94: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 95: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 96: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 97: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 98: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 99: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 100: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,914 INFO L273 TraceCheckUtils]: 101: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 102: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 103: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 104: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 105: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 106: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 107: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 108: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 109: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,915 INFO L273 TraceCheckUtils]: 110: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 111: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 112: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 113: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 114: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 115: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 116: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 117: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 118: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,916 INFO L273 TraceCheckUtils]: 119: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,917 INFO L273 TraceCheckUtils]: 120: Hoare triple {14419#false} assume ~main__x~0 < 100; {14419#false} is VALID [2018-11-14 17:36:24,917 INFO L273 TraceCheckUtils]: 121: Hoare triple {14419#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {14419#false} is VALID [2018-11-14 17:36:24,917 INFO L273 TraceCheckUtils]: 122: Hoare triple {14419#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {14419#false} is VALID [2018-11-14 17:36:24,917 INFO L273 TraceCheckUtils]: 123: Hoare triple {14419#false} assume ~__VERIFIER_assert__cond~0 == 0; {14419#false} is VALID [2018-11-14 17:36:24,917 INFO L273 TraceCheckUtils]: 124: Hoare triple {14419#false} assume !false; {14419#false} is VALID [2018-11-14 17:36:24,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1180 proven. 380 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:24,944 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:24,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 31 [2018-11-14 17:36:24,945 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 125 [2018-11-14 17:36:24,945 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:24,945 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states. [2018-11-14 17:36:25,006 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:25,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-11-14 17:36:25,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-11-14 17:36:25,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=465, Invalid=465, Unknown=0, NotChecked=0, Total=930 [2018-11-14 17:36:25,008 INFO L87 Difference]: Start difference. First operand 126 states and 127 transitions. Second operand 31 states. [2018-11-14 17:36:25,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:25,786 INFO L93 Difference]: Finished difference Result 190 states and 192 transitions. [2018-11-14 17:36:25,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-14 17:36:25,786 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 125 [2018-11-14 17:36:25,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:25,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-11-14 17:36:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 76 transitions. [2018-11-14 17:36:25,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-11-14 17:36:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 76 transitions. [2018-11-14 17:36:25,788 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 76 transitions. [2018-11-14 17:36:25,855 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:25,857 INFO L225 Difference]: With dead ends: 190 [2018-11-14 17:36:25,857 INFO L226 Difference]: Without dead ends: 128 [2018-11-14 17:36:25,858 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=465, Invalid=465, Unknown=0, NotChecked=0, Total=930 [2018-11-14 17:36:25,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-14 17:36:25,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-11-14 17:36:25,953 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:25,953 INFO L82 GeneralOperation]: Start isEquivalent. First operand 128 states. Second operand 128 states. [2018-11-14 17:36:25,953 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 128 states. [2018-11-14 17:36:25,953 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 128 states. [2018-11-14 17:36:25,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:25,956 INFO L93 Difference]: Finished difference Result 128 states and 129 transitions. [2018-11-14 17:36:25,956 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-11-14 17:36:25,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:25,956 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:25,956 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 128 states. [2018-11-14 17:36:25,957 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 128 states. [2018-11-14 17:36:25,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:25,958 INFO L93 Difference]: Finished difference Result 128 states and 129 transitions. [2018-11-14 17:36:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-11-14 17:36:25,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:25,959 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:25,959 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:25,959 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:25,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-11-14 17:36:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 129 transitions. [2018-11-14 17:36:25,961 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 129 transitions. Word has length 125 [2018-11-14 17:36:25,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:25,961 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 129 transitions. [2018-11-14 17:36:25,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-11-14 17:36:25,961 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-11-14 17:36:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-14 17:36:25,962 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:25,962 INFO L375 BasicCegarLoop]: trace histogram [50, 30, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:25,963 INFO L423 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:25,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:25,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1739816755, now seen corresponding path program 20 times [2018-11-14 17:36:25,963 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:25,963 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:25,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:25,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:36:25,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:27,835 INFO L256 TraceCheckUtils]: 0: Hoare triple {15553#true} call ULTIMATE.init(); {15553#true} is VALID [2018-11-14 17:36:27,835 INFO L273 TraceCheckUtils]: 1: Hoare triple {15553#true} ~__return_main~0 := 0;~__return_720~0 := 0; {15553#true} is VALID [2018-11-14 17:36:27,835 INFO L273 TraceCheckUtils]: 2: Hoare triple {15553#true} assume true; {15553#true} is VALID [2018-11-14 17:36:27,835 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {15553#true} {15553#true} #115#return; {15553#true} is VALID [2018-11-14 17:36:27,836 INFO L256 TraceCheckUtils]: 4: Hoare triple {15553#true} call #t~ret1 := main(); {15553#true} is VALID [2018-11-14 17:36:27,836 INFO L273 TraceCheckUtils]: 5: Hoare triple {15553#true} ~main__x~0 := 0;~main__y~0 := 50; {15555#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:27,836 INFO L273 TraceCheckUtils]: 6: Hoare triple {15555#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {15555#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:27,837 INFO L273 TraceCheckUtils]: 7: Hoare triple {15555#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15556#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:27,837 INFO L273 TraceCheckUtils]: 8: Hoare triple {15556#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {15556#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:27,838 INFO L273 TraceCheckUtils]: 9: Hoare triple {15556#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15557#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:27,838 INFO L273 TraceCheckUtils]: 10: Hoare triple {15557#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {15557#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:27,838 INFO L273 TraceCheckUtils]: 11: Hoare triple {15557#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15558#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:27,839 INFO L273 TraceCheckUtils]: 12: Hoare triple {15558#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {15558#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:27,839 INFO L273 TraceCheckUtils]: 13: Hoare triple {15558#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15559#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:27,839 INFO L273 TraceCheckUtils]: 14: Hoare triple {15559#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {15559#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:27,840 INFO L273 TraceCheckUtils]: 15: Hoare triple {15559#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15560#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:27,840 INFO L273 TraceCheckUtils]: 16: Hoare triple {15560#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {15560#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:27,841 INFO L273 TraceCheckUtils]: 17: Hoare triple {15560#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15561#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:27,841 INFO L273 TraceCheckUtils]: 18: Hoare triple {15561#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {15561#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:27,842 INFO L273 TraceCheckUtils]: 19: Hoare triple {15561#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15562#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:27,843 INFO L273 TraceCheckUtils]: 20: Hoare triple {15562#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {15562#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:27,843 INFO L273 TraceCheckUtils]: 21: Hoare triple {15562#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15563#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:27,844 INFO L273 TraceCheckUtils]: 22: Hoare triple {15563#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {15563#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:27,845 INFO L273 TraceCheckUtils]: 23: Hoare triple {15563#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15564#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:27,845 INFO L273 TraceCheckUtils]: 24: Hoare triple {15564#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {15564#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:27,846 INFO L273 TraceCheckUtils]: 25: Hoare triple {15564#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15565#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:27,846 INFO L273 TraceCheckUtils]: 26: Hoare triple {15565#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {15565#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:27,847 INFO L273 TraceCheckUtils]: 27: Hoare triple {15565#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15566#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:27,847 INFO L273 TraceCheckUtils]: 28: Hoare triple {15566#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {15566#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:27,848 INFO L273 TraceCheckUtils]: 29: Hoare triple {15566#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15567#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:27,849 INFO L273 TraceCheckUtils]: 30: Hoare triple {15567#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {15567#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:27,849 INFO L273 TraceCheckUtils]: 31: Hoare triple {15567#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15568#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:27,850 INFO L273 TraceCheckUtils]: 32: Hoare triple {15568#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {15568#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:27,851 INFO L273 TraceCheckUtils]: 33: Hoare triple {15568#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15569#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:27,851 INFO L273 TraceCheckUtils]: 34: Hoare triple {15569#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {15569#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:27,852 INFO L273 TraceCheckUtils]: 35: Hoare triple {15569#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15570#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:27,852 INFO L273 TraceCheckUtils]: 36: Hoare triple {15570#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {15570#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:27,853 INFO L273 TraceCheckUtils]: 37: Hoare triple {15570#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15571#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:27,854 INFO L273 TraceCheckUtils]: 38: Hoare triple {15571#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {15571#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:27,854 INFO L273 TraceCheckUtils]: 39: Hoare triple {15571#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15572#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:27,855 INFO L273 TraceCheckUtils]: 40: Hoare triple {15572#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {15572#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:27,856 INFO L273 TraceCheckUtils]: 41: Hoare triple {15572#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15573#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:27,856 INFO L273 TraceCheckUtils]: 42: Hoare triple {15573#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {15573#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:27,857 INFO L273 TraceCheckUtils]: 43: Hoare triple {15573#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15574#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:27,857 INFO L273 TraceCheckUtils]: 44: Hoare triple {15574#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {15574#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:27,858 INFO L273 TraceCheckUtils]: 45: Hoare triple {15574#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15575#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:27,859 INFO L273 TraceCheckUtils]: 46: Hoare triple {15575#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {15575#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:27,859 INFO L273 TraceCheckUtils]: 47: Hoare triple {15575#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15576#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:27,860 INFO L273 TraceCheckUtils]: 48: Hoare triple {15576#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {15576#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:27,860 INFO L273 TraceCheckUtils]: 49: Hoare triple {15576#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15577#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:27,861 INFO L273 TraceCheckUtils]: 50: Hoare triple {15577#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {15577#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:27,862 INFO L273 TraceCheckUtils]: 51: Hoare triple {15577#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15578#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:27,862 INFO L273 TraceCheckUtils]: 52: Hoare triple {15578#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {15578#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:27,863 INFO L273 TraceCheckUtils]: 53: Hoare triple {15578#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15579#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:27,863 INFO L273 TraceCheckUtils]: 54: Hoare triple {15579#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {15579#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:27,864 INFO L273 TraceCheckUtils]: 55: Hoare triple {15579#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15580#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:27,865 INFO L273 TraceCheckUtils]: 56: Hoare triple {15580#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {15580#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:27,865 INFO L273 TraceCheckUtils]: 57: Hoare triple {15580#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15581#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:27,866 INFO L273 TraceCheckUtils]: 58: Hoare triple {15581#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {15581#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:27,870 INFO L273 TraceCheckUtils]: 59: Hoare triple {15581#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15582#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:27,870 INFO L273 TraceCheckUtils]: 60: Hoare triple {15582#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {15582#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:27,871 INFO L273 TraceCheckUtils]: 61: Hoare triple {15582#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15583#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:27,871 INFO L273 TraceCheckUtils]: 62: Hoare triple {15583#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {15583#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:27,872 INFO L273 TraceCheckUtils]: 63: Hoare triple {15583#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15584#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:27,872 INFO L273 TraceCheckUtils]: 64: Hoare triple {15584#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {15584#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:27,872 INFO L273 TraceCheckUtils]: 65: Hoare triple {15584#(<= main_~main__x~0 29)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,873 INFO L273 TraceCheckUtils]: 66: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,873 INFO L273 TraceCheckUtils]: 67: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,873 INFO L273 TraceCheckUtils]: 68: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,873 INFO L273 TraceCheckUtils]: 69: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,873 INFO L273 TraceCheckUtils]: 70: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,873 INFO L273 TraceCheckUtils]: 71: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,874 INFO L273 TraceCheckUtils]: 72: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,874 INFO L273 TraceCheckUtils]: 73: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,874 INFO L273 TraceCheckUtils]: 74: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,874 INFO L273 TraceCheckUtils]: 75: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,874 INFO L273 TraceCheckUtils]: 76: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,875 INFO L273 TraceCheckUtils]: 77: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,875 INFO L273 TraceCheckUtils]: 78: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,875 INFO L273 TraceCheckUtils]: 79: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,875 INFO L273 TraceCheckUtils]: 80: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,875 INFO L273 TraceCheckUtils]: 81: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,876 INFO L273 TraceCheckUtils]: 82: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,876 INFO L273 TraceCheckUtils]: 83: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,876 INFO L273 TraceCheckUtils]: 84: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,876 INFO L273 TraceCheckUtils]: 85: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,876 INFO L273 TraceCheckUtils]: 86: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,876 INFO L273 TraceCheckUtils]: 87: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,877 INFO L273 TraceCheckUtils]: 88: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,877 INFO L273 TraceCheckUtils]: 89: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,877 INFO L273 TraceCheckUtils]: 90: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,877 INFO L273 TraceCheckUtils]: 91: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,877 INFO L273 TraceCheckUtils]: 92: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,877 INFO L273 TraceCheckUtils]: 93: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,878 INFO L273 TraceCheckUtils]: 94: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,878 INFO L273 TraceCheckUtils]: 95: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,878 INFO L273 TraceCheckUtils]: 96: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,878 INFO L273 TraceCheckUtils]: 97: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,878 INFO L273 TraceCheckUtils]: 98: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,878 INFO L273 TraceCheckUtils]: 99: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,879 INFO L273 TraceCheckUtils]: 100: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,879 INFO L273 TraceCheckUtils]: 101: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,879 INFO L273 TraceCheckUtils]: 102: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,879 INFO L273 TraceCheckUtils]: 103: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,879 INFO L273 TraceCheckUtils]: 104: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,880 INFO L273 TraceCheckUtils]: 105: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,880 INFO L273 TraceCheckUtils]: 106: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,880 INFO L273 TraceCheckUtils]: 107: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,880 INFO L273 TraceCheckUtils]: 108: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,880 INFO L273 TraceCheckUtils]: 109: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,880 INFO L273 TraceCheckUtils]: 110: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,881 INFO L273 TraceCheckUtils]: 111: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,881 INFO L273 TraceCheckUtils]: 112: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,881 INFO L273 TraceCheckUtils]: 113: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,881 INFO L273 TraceCheckUtils]: 114: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,881 INFO L273 TraceCheckUtils]: 115: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,881 INFO L273 TraceCheckUtils]: 116: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,882 INFO L273 TraceCheckUtils]: 117: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,882 INFO L273 TraceCheckUtils]: 118: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,882 INFO L273 TraceCheckUtils]: 119: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,882 INFO L273 TraceCheckUtils]: 120: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,882 INFO L273 TraceCheckUtils]: 121: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,882 INFO L273 TraceCheckUtils]: 122: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:27,883 INFO L273 TraceCheckUtils]: 123: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:27,883 INFO L273 TraceCheckUtils]: 124: Hoare triple {15554#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {15554#false} is VALID [2018-11-14 17:36:27,883 INFO L273 TraceCheckUtils]: 125: Hoare triple {15554#false} assume ~__VERIFIER_assert__cond~0 == 0; {15554#false} is VALID [2018-11-14 17:36:27,883 INFO L273 TraceCheckUtils]: 126: Hoare triple {15554#false} assume !false; {15554#false} is VALID [2018-11-14 17:36:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 1239 proven. 420 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:27,895 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:27,895 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:27,911 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-14 17:36:27,966 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-14 17:36:27,967 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:27,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:28,446 INFO L256 TraceCheckUtils]: 0: Hoare triple {15553#true} call ULTIMATE.init(); {15553#true} is VALID [2018-11-14 17:36:28,446 INFO L273 TraceCheckUtils]: 1: Hoare triple {15553#true} ~__return_main~0 := 0;~__return_720~0 := 0; {15553#true} is VALID [2018-11-14 17:36:28,446 INFO L273 TraceCheckUtils]: 2: Hoare triple {15553#true} assume true; {15553#true} is VALID [2018-11-14 17:36:28,447 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {15553#true} {15553#true} #115#return; {15553#true} is VALID [2018-11-14 17:36:28,447 INFO L256 TraceCheckUtils]: 4: Hoare triple {15553#true} call #t~ret1 := main(); {15553#true} is VALID [2018-11-14 17:36:28,447 INFO L273 TraceCheckUtils]: 5: Hoare triple {15553#true} ~main__x~0 := 0;~main__y~0 := 50; {15555#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:28,448 INFO L273 TraceCheckUtils]: 6: Hoare triple {15555#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {15555#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:28,448 INFO L273 TraceCheckUtils]: 7: Hoare triple {15555#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15556#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:28,449 INFO L273 TraceCheckUtils]: 8: Hoare triple {15556#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {15556#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:28,449 INFO L273 TraceCheckUtils]: 9: Hoare triple {15556#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15557#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:28,449 INFO L273 TraceCheckUtils]: 10: Hoare triple {15557#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {15557#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:28,450 INFO L273 TraceCheckUtils]: 11: Hoare triple {15557#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15558#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:28,450 INFO L273 TraceCheckUtils]: 12: Hoare triple {15558#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {15558#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:28,470 INFO L273 TraceCheckUtils]: 13: Hoare triple {15558#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15559#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:28,483 INFO L273 TraceCheckUtils]: 14: Hoare triple {15559#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {15559#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:28,491 INFO L273 TraceCheckUtils]: 15: Hoare triple {15559#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15560#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:28,499 INFO L273 TraceCheckUtils]: 16: Hoare triple {15560#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {15560#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:28,499 INFO L273 TraceCheckUtils]: 17: Hoare triple {15560#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15561#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:28,501 INFO L273 TraceCheckUtils]: 18: Hoare triple {15561#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {15561#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:28,501 INFO L273 TraceCheckUtils]: 19: Hoare triple {15561#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15562#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:28,501 INFO L273 TraceCheckUtils]: 20: Hoare triple {15562#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {15562#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:28,502 INFO L273 TraceCheckUtils]: 21: Hoare triple {15562#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15563#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:28,502 INFO L273 TraceCheckUtils]: 22: Hoare triple {15563#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {15563#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:28,503 INFO L273 TraceCheckUtils]: 23: Hoare triple {15563#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15564#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:28,503 INFO L273 TraceCheckUtils]: 24: Hoare triple {15564#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {15564#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:28,504 INFO L273 TraceCheckUtils]: 25: Hoare triple {15564#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15565#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:28,504 INFO L273 TraceCheckUtils]: 26: Hoare triple {15565#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {15565#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:28,504 INFO L273 TraceCheckUtils]: 27: Hoare triple {15565#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15566#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:28,505 INFO L273 TraceCheckUtils]: 28: Hoare triple {15566#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {15566#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:28,506 INFO L273 TraceCheckUtils]: 29: Hoare triple {15566#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15567#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:28,506 INFO L273 TraceCheckUtils]: 30: Hoare triple {15567#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {15567#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:28,507 INFO L273 TraceCheckUtils]: 31: Hoare triple {15567#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15568#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:28,507 INFO L273 TraceCheckUtils]: 32: Hoare triple {15568#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {15568#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:28,508 INFO L273 TraceCheckUtils]: 33: Hoare triple {15568#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15569#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:28,508 INFO L273 TraceCheckUtils]: 34: Hoare triple {15569#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {15569#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:28,509 INFO L273 TraceCheckUtils]: 35: Hoare triple {15569#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15570#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:28,510 INFO L273 TraceCheckUtils]: 36: Hoare triple {15570#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {15570#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:28,510 INFO L273 TraceCheckUtils]: 37: Hoare triple {15570#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15571#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:28,511 INFO L273 TraceCheckUtils]: 38: Hoare triple {15571#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {15571#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:28,512 INFO L273 TraceCheckUtils]: 39: Hoare triple {15571#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15572#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:28,512 INFO L273 TraceCheckUtils]: 40: Hoare triple {15572#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {15572#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:28,513 INFO L273 TraceCheckUtils]: 41: Hoare triple {15572#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15573#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:28,513 INFO L273 TraceCheckUtils]: 42: Hoare triple {15573#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {15573#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:28,514 INFO L273 TraceCheckUtils]: 43: Hoare triple {15573#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15574#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:28,514 INFO L273 TraceCheckUtils]: 44: Hoare triple {15574#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {15574#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:28,515 INFO L273 TraceCheckUtils]: 45: Hoare triple {15574#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15575#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:28,516 INFO L273 TraceCheckUtils]: 46: Hoare triple {15575#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {15575#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:28,516 INFO L273 TraceCheckUtils]: 47: Hoare triple {15575#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15576#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:28,517 INFO L273 TraceCheckUtils]: 48: Hoare triple {15576#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {15576#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:28,518 INFO L273 TraceCheckUtils]: 49: Hoare triple {15576#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15577#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:28,518 INFO L273 TraceCheckUtils]: 50: Hoare triple {15577#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {15577#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:28,519 INFO L273 TraceCheckUtils]: 51: Hoare triple {15577#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15578#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:28,519 INFO L273 TraceCheckUtils]: 52: Hoare triple {15578#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {15578#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:28,520 INFO L273 TraceCheckUtils]: 53: Hoare triple {15578#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15579#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:28,521 INFO L273 TraceCheckUtils]: 54: Hoare triple {15579#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {15579#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:28,521 INFO L273 TraceCheckUtils]: 55: Hoare triple {15579#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15580#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:28,522 INFO L273 TraceCheckUtils]: 56: Hoare triple {15580#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {15580#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:28,522 INFO L273 TraceCheckUtils]: 57: Hoare triple {15580#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15581#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:28,523 INFO L273 TraceCheckUtils]: 58: Hoare triple {15581#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {15581#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:28,524 INFO L273 TraceCheckUtils]: 59: Hoare triple {15581#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15582#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:28,524 INFO L273 TraceCheckUtils]: 60: Hoare triple {15582#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {15582#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:28,525 INFO L273 TraceCheckUtils]: 61: Hoare triple {15582#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15583#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:28,525 INFO L273 TraceCheckUtils]: 62: Hoare triple {15583#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {15583#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:28,526 INFO L273 TraceCheckUtils]: 63: Hoare triple {15583#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {15584#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:28,527 INFO L273 TraceCheckUtils]: 64: Hoare triple {15584#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {15584#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:28,527 INFO L273 TraceCheckUtils]: 65: Hoare triple {15584#(<= main_~main__x~0 29)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,527 INFO L273 TraceCheckUtils]: 66: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,528 INFO L273 TraceCheckUtils]: 67: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,528 INFO L273 TraceCheckUtils]: 68: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,528 INFO L273 TraceCheckUtils]: 69: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,528 INFO L273 TraceCheckUtils]: 70: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,528 INFO L273 TraceCheckUtils]: 71: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,529 INFO L273 TraceCheckUtils]: 72: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,529 INFO L273 TraceCheckUtils]: 73: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,529 INFO L273 TraceCheckUtils]: 74: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,529 INFO L273 TraceCheckUtils]: 75: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,529 INFO L273 TraceCheckUtils]: 76: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,529 INFO L273 TraceCheckUtils]: 77: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,530 INFO L273 TraceCheckUtils]: 78: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,530 INFO L273 TraceCheckUtils]: 79: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,530 INFO L273 TraceCheckUtils]: 80: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,531 INFO L273 TraceCheckUtils]: 81: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,531 INFO L273 TraceCheckUtils]: 82: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,531 INFO L273 TraceCheckUtils]: 83: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,531 INFO L273 TraceCheckUtils]: 84: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,531 INFO L273 TraceCheckUtils]: 85: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,531 INFO L273 TraceCheckUtils]: 86: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,532 INFO L273 TraceCheckUtils]: 87: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,532 INFO L273 TraceCheckUtils]: 88: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,532 INFO L273 TraceCheckUtils]: 89: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,532 INFO L273 TraceCheckUtils]: 90: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,532 INFO L273 TraceCheckUtils]: 91: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,532 INFO L273 TraceCheckUtils]: 92: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,532 INFO L273 TraceCheckUtils]: 93: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,533 INFO L273 TraceCheckUtils]: 94: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,533 INFO L273 TraceCheckUtils]: 95: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,533 INFO L273 TraceCheckUtils]: 96: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,533 INFO L273 TraceCheckUtils]: 97: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,533 INFO L273 TraceCheckUtils]: 98: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,533 INFO L273 TraceCheckUtils]: 99: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,533 INFO L273 TraceCheckUtils]: 100: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,534 INFO L273 TraceCheckUtils]: 101: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,534 INFO L273 TraceCheckUtils]: 102: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,534 INFO L273 TraceCheckUtils]: 103: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,534 INFO L273 TraceCheckUtils]: 104: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,534 INFO L273 TraceCheckUtils]: 105: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,534 INFO L273 TraceCheckUtils]: 106: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,535 INFO L273 TraceCheckUtils]: 107: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,535 INFO L273 TraceCheckUtils]: 108: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,535 INFO L273 TraceCheckUtils]: 109: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,535 INFO L273 TraceCheckUtils]: 110: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,535 INFO L273 TraceCheckUtils]: 111: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,535 INFO L273 TraceCheckUtils]: 112: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,535 INFO L273 TraceCheckUtils]: 113: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,536 INFO L273 TraceCheckUtils]: 114: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,536 INFO L273 TraceCheckUtils]: 115: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,536 INFO L273 TraceCheckUtils]: 116: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,536 INFO L273 TraceCheckUtils]: 117: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,536 INFO L273 TraceCheckUtils]: 118: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,536 INFO L273 TraceCheckUtils]: 119: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,536 INFO L273 TraceCheckUtils]: 120: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,537 INFO L273 TraceCheckUtils]: 121: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,537 INFO L273 TraceCheckUtils]: 122: Hoare triple {15554#false} assume ~main__x~0 < 100; {15554#false} is VALID [2018-11-14 17:36:28,537 INFO L273 TraceCheckUtils]: 123: Hoare triple {15554#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {15554#false} is VALID [2018-11-14 17:36:28,537 INFO L273 TraceCheckUtils]: 124: Hoare triple {15554#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {15554#false} is VALID [2018-11-14 17:36:28,537 INFO L273 TraceCheckUtils]: 125: Hoare triple {15554#false} assume ~__VERIFIER_assert__cond~0 == 0; {15554#false} is VALID [2018-11-14 17:36:28,537 INFO L273 TraceCheckUtils]: 126: Hoare triple {15554#false} assume !false; {15554#false} is VALID [2018-11-14 17:36:28,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 1239 proven. 420 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:28,568 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:28,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 32 [2018-11-14 17:36:28,568 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 127 [2018-11-14 17:36:28,569 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:28,569 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states. [2018-11-14 17:36:28,634 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:28,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-11-14 17:36:28,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-11-14 17:36:28,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=496, Invalid=496, Unknown=0, NotChecked=0, Total=992 [2018-11-14 17:36:28,636 INFO L87 Difference]: Start difference. First operand 128 states and 129 transitions. Second operand 32 states. [2018-11-14 17:36:29,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:29,237 INFO L93 Difference]: Finished difference Result 192 states and 194 transitions. [2018-11-14 17:36:29,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-14 17:36:29,237 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 127 [2018-11-14 17:36:29,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:29,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-14 17:36:29,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 78 transitions. [2018-11-14 17:36:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-14 17:36:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 78 transitions. [2018-11-14 17:36:29,240 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states and 78 transitions. [2018-11-14 17:36:29,310 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:29,312 INFO L225 Difference]: With dead ends: 192 [2018-11-14 17:36:29,312 INFO L226 Difference]: Without dead ends: 130 [2018-11-14 17:36:29,313 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=496, Invalid=496, Unknown=0, NotChecked=0, Total=992 [2018-11-14 17:36:29,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-14 17:36:29,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-14 17:36:29,387 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:29,387 INFO L82 GeneralOperation]: Start isEquivalent. First operand 130 states. Second operand 130 states. [2018-11-14 17:36:29,387 INFO L74 IsIncluded]: Start isIncluded. First operand 130 states. Second operand 130 states. [2018-11-14 17:36:29,387 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 130 states. [2018-11-14 17:36:29,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:29,389 INFO L93 Difference]: Finished difference Result 130 states and 131 transitions. [2018-11-14 17:36:29,389 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-11-14 17:36:29,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:29,389 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:29,389 INFO L74 IsIncluded]: Start isIncluded. First operand 130 states. Second operand 130 states. [2018-11-14 17:36:29,389 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 130 states. [2018-11-14 17:36:29,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:29,391 INFO L93 Difference]: Finished difference Result 130 states and 131 transitions. [2018-11-14 17:36:29,391 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-11-14 17:36:29,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:29,392 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:29,392 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:29,392 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:29,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-14 17:36:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 131 transitions. [2018-11-14 17:36:29,394 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 131 transitions. Word has length 127 [2018-11-14 17:36:29,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:29,395 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 131 transitions. [2018-11-14 17:36:29,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-11-14 17:36:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-11-14 17:36:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-14 17:36:29,396 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:29,396 INFO L375 BasicCegarLoop]: trace histogram [51, 30, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:29,396 INFO L423 AbstractCegarLoop]: === Iteration 28 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:29,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:29,396 INFO L82 PathProgramCache]: Analyzing trace with hash -851809232, now seen corresponding path program 21 times [2018-11-14 17:36:29,397 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:29,397 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:29,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:29,397 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:29,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:29,976 INFO L256 TraceCheckUtils]: 0: Hoare triple {16705#true} call ULTIMATE.init(); {16705#true} is VALID [2018-11-14 17:36:29,977 INFO L273 TraceCheckUtils]: 1: Hoare triple {16705#true} ~__return_main~0 := 0;~__return_720~0 := 0; {16705#true} is VALID [2018-11-14 17:36:29,977 INFO L273 TraceCheckUtils]: 2: Hoare triple {16705#true} assume true; {16705#true} is VALID [2018-11-14 17:36:29,978 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {16705#true} {16705#true} #115#return; {16705#true} is VALID [2018-11-14 17:36:29,978 INFO L256 TraceCheckUtils]: 4: Hoare triple {16705#true} call #t~ret1 := main(); {16705#true} is VALID [2018-11-14 17:36:29,979 INFO L273 TraceCheckUtils]: 5: Hoare triple {16705#true} ~main__x~0 := 0;~main__y~0 := 50; {16707#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:29,979 INFO L273 TraceCheckUtils]: 6: Hoare triple {16707#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {16707#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:29,979 INFO L273 TraceCheckUtils]: 7: Hoare triple {16707#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16708#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:29,980 INFO L273 TraceCheckUtils]: 8: Hoare triple {16708#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {16708#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:29,980 INFO L273 TraceCheckUtils]: 9: Hoare triple {16708#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16709#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:29,981 INFO L273 TraceCheckUtils]: 10: Hoare triple {16709#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {16709#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:29,981 INFO L273 TraceCheckUtils]: 11: Hoare triple {16709#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16710#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:29,981 INFO L273 TraceCheckUtils]: 12: Hoare triple {16710#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {16710#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:29,982 INFO L273 TraceCheckUtils]: 13: Hoare triple {16710#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16711#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:29,983 INFO L273 TraceCheckUtils]: 14: Hoare triple {16711#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {16711#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:29,983 INFO L273 TraceCheckUtils]: 15: Hoare triple {16711#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16712#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:29,984 INFO L273 TraceCheckUtils]: 16: Hoare triple {16712#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {16712#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:29,984 INFO L273 TraceCheckUtils]: 17: Hoare triple {16712#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16713#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:29,985 INFO L273 TraceCheckUtils]: 18: Hoare triple {16713#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {16713#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:29,986 INFO L273 TraceCheckUtils]: 19: Hoare triple {16713#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16714#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:29,986 INFO L273 TraceCheckUtils]: 20: Hoare triple {16714#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {16714#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:29,987 INFO L273 TraceCheckUtils]: 21: Hoare triple {16714#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16715#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:29,987 INFO L273 TraceCheckUtils]: 22: Hoare triple {16715#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {16715#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:29,988 INFO L273 TraceCheckUtils]: 23: Hoare triple {16715#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16716#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:29,989 INFO L273 TraceCheckUtils]: 24: Hoare triple {16716#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {16716#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:29,989 INFO L273 TraceCheckUtils]: 25: Hoare triple {16716#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16717#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:29,990 INFO L273 TraceCheckUtils]: 26: Hoare triple {16717#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {16717#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:29,990 INFO L273 TraceCheckUtils]: 27: Hoare triple {16717#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16718#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:29,991 INFO L273 TraceCheckUtils]: 28: Hoare triple {16718#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {16718#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:29,992 INFO L273 TraceCheckUtils]: 29: Hoare triple {16718#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16719#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:29,992 INFO L273 TraceCheckUtils]: 30: Hoare triple {16719#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {16719#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:29,993 INFO L273 TraceCheckUtils]: 31: Hoare triple {16719#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16720#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:29,993 INFO L273 TraceCheckUtils]: 32: Hoare triple {16720#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {16720#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:29,994 INFO L273 TraceCheckUtils]: 33: Hoare triple {16720#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16721#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:29,995 INFO L273 TraceCheckUtils]: 34: Hoare triple {16721#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {16721#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:29,995 INFO L273 TraceCheckUtils]: 35: Hoare triple {16721#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16722#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:29,996 INFO L273 TraceCheckUtils]: 36: Hoare triple {16722#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {16722#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:29,996 INFO L273 TraceCheckUtils]: 37: Hoare triple {16722#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16723#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:29,997 INFO L273 TraceCheckUtils]: 38: Hoare triple {16723#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {16723#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:29,998 INFO L273 TraceCheckUtils]: 39: Hoare triple {16723#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16724#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:29,998 INFO L273 TraceCheckUtils]: 40: Hoare triple {16724#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {16724#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:29,999 INFO L273 TraceCheckUtils]: 41: Hoare triple {16724#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16725#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:29,999 INFO L273 TraceCheckUtils]: 42: Hoare triple {16725#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {16725#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:30,000 INFO L273 TraceCheckUtils]: 43: Hoare triple {16725#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16726#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:30,001 INFO L273 TraceCheckUtils]: 44: Hoare triple {16726#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {16726#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:30,001 INFO L273 TraceCheckUtils]: 45: Hoare triple {16726#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16727#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:30,002 INFO L273 TraceCheckUtils]: 46: Hoare triple {16727#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {16727#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:30,003 INFO L273 TraceCheckUtils]: 47: Hoare triple {16727#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16728#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:30,003 INFO L273 TraceCheckUtils]: 48: Hoare triple {16728#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {16728#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:30,004 INFO L273 TraceCheckUtils]: 49: Hoare triple {16728#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16729#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:30,004 INFO L273 TraceCheckUtils]: 50: Hoare triple {16729#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {16729#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:30,005 INFO L273 TraceCheckUtils]: 51: Hoare triple {16729#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16730#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:30,005 INFO L273 TraceCheckUtils]: 52: Hoare triple {16730#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {16730#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:30,006 INFO L273 TraceCheckUtils]: 53: Hoare triple {16730#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16731#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:30,007 INFO L273 TraceCheckUtils]: 54: Hoare triple {16731#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {16731#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:30,007 INFO L273 TraceCheckUtils]: 55: Hoare triple {16731#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16732#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:30,008 INFO L273 TraceCheckUtils]: 56: Hoare triple {16732#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {16732#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:30,008 INFO L273 TraceCheckUtils]: 57: Hoare triple {16732#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16733#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:30,009 INFO L273 TraceCheckUtils]: 58: Hoare triple {16733#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {16733#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:30,010 INFO L273 TraceCheckUtils]: 59: Hoare triple {16733#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16734#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:30,010 INFO L273 TraceCheckUtils]: 60: Hoare triple {16734#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {16734#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:30,011 INFO L273 TraceCheckUtils]: 61: Hoare triple {16734#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16735#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:30,012 INFO L273 TraceCheckUtils]: 62: Hoare triple {16735#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {16735#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:30,012 INFO L273 TraceCheckUtils]: 63: Hoare triple {16735#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16736#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:30,013 INFO L273 TraceCheckUtils]: 64: Hoare triple {16736#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {16736#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:30,013 INFO L273 TraceCheckUtils]: 65: Hoare triple {16736#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16737#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:30,014 INFO L273 TraceCheckUtils]: 66: Hoare triple {16737#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {16737#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:30,015 INFO L273 TraceCheckUtils]: 67: Hoare triple {16737#(<= main_~main__x~0 30)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,015 INFO L273 TraceCheckUtils]: 68: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,015 INFO L273 TraceCheckUtils]: 69: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,015 INFO L273 TraceCheckUtils]: 70: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,016 INFO L273 TraceCheckUtils]: 71: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,016 INFO L273 TraceCheckUtils]: 72: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,016 INFO L273 TraceCheckUtils]: 73: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,016 INFO L273 TraceCheckUtils]: 74: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,016 INFO L273 TraceCheckUtils]: 75: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,016 INFO L273 TraceCheckUtils]: 76: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,017 INFO L273 TraceCheckUtils]: 77: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,017 INFO L273 TraceCheckUtils]: 78: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,017 INFO L273 TraceCheckUtils]: 79: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,017 INFO L273 TraceCheckUtils]: 80: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,017 INFO L273 TraceCheckUtils]: 81: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,017 INFO L273 TraceCheckUtils]: 82: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,017 INFO L273 TraceCheckUtils]: 83: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,018 INFO L273 TraceCheckUtils]: 84: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,018 INFO L273 TraceCheckUtils]: 85: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,018 INFO L273 TraceCheckUtils]: 86: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,018 INFO L273 TraceCheckUtils]: 87: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,018 INFO L273 TraceCheckUtils]: 88: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,019 INFO L273 TraceCheckUtils]: 89: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,019 INFO L273 TraceCheckUtils]: 90: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,019 INFO L273 TraceCheckUtils]: 91: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,019 INFO L273 TraceCheckUtils]: 92: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,019 INFO L273 TraceCheckUtils]: 93: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,019 INFO L273 TraceCheckUtils]: 94: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,019 INFO L273 TraceCheckUtils]: 95: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,020 INFO L273 TraceCheckUtils]: 96: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,020 INFO L273 TraceCheckUtils]: 97: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,020 INFO L273 TraceCheckUtils]: 98: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,020 INFO L273 TraceCheckUtils]: 99: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,020 INFO L273 TraceCheckUtils]: 100: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,020 INFO L273 TraceCheckUtils]: 101: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,021 INFO L273 TraceCheckUtils]: 102: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,021 INFO L273 TraceCheckUtils]: 103: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,021 INFO L273 TraceCheckUtils]: 104: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,021 INFO L273 TraceCheckUtils]: 105: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,021 INFO L273 TraceCheckUtils]: 106: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,021 INFO L273 TraceCheckUtils]: 107: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,021 INFO L273 TraceCheckUtils]: 108: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,022 INFO L273 TraceCheckUtils]: 109: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,022 INFO L273 TraceCheckUtils]: 110: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,022 INFO L273 TraceCheckUtils]: 111: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,022 INFO L273 TraceCheckUtils]: 112: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,022 INFO L273 TraceCheckUtils]: 113: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,022 INFO L273 TraceCheckUtils]: 114: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,022 INFO L273 TraceCheckUtils]: 115: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,023 INFO L273 TraceCheckUtils]: 116: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,023 INFO L273 TraceCheckUtils]: 117: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,023 INFO L273 TraceCheckUtils]: 118: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,023 INFO L273 TraceCheckUtils]: 119: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,023 INFO L273 TraceCheckUtils]: 120: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,023 INFO L273 TraceCheckUtils]: 121: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,023 INFO L273 TraceCheckUtils]: 122: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,024 INFO L273 TraceCheckUtils]: 123: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,024 INFO L273 TraceCheckUtils]: 124: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,024 INFO L273 TraceCheckUtils]: 125: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,024 INFO L273 TraceCheckUtils]: 126: Hoare triple {16706#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {16706#false} is VALID [2018-11-14 17:36:30,024 INFO L273 TraceCheckUtils]: 127: Hoare triple {16706#false} assume ~__VERIFIER_assert__cond~0 == 0; {16706#false} is VALID [2018-11-14 17:36:30,024 INFO L273 TraceCheckUtils]: 128: Hoare triple {16706#false} assume !false; {16706#false} is VALID [2018-11-14 17:36:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1298 proven. 462 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:30,053 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:30,053 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:30,062 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-14 17:36:30,165 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 45 check-sat command(s) [2018-11-14 17:36:30,165 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:30,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:30,672 INFO L256 TraceCheckUtils]: 0: Hoare triple {16705#true} call ULTIMATE.init(); {16705#true} is VALID [2018-11-14 17:36:30,672 INFO L273 TraceCheckUtils]: 1: Hoare triple {16705#true} ~__return_main~0 := 0;~__return_720~0 := 0; {16705#true} is VALID [2018-11-14 17:36:30,672 INFO L273 TraceCheckUtils]: 2: Hoare triple {16705#true} assume true; {16705#true} is VALID [2018-11-14 17:36:30,672 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {16705#true} {16705#true} #115#return; {16705#true} is VALID [2018-11-14 17:36:30,672 INFO L256 TraceCheckUtils]: 4: Hoare triple {16705#true} call #t~ret1 := main(); {16705#true} is VALID [2018-11-14 17:36:30,690 INFO L273 TraceCheckUtils]: 5: Hoare triple {16705#true} ~main__x~0 := 0;~main__y~0 := 50; {16707#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:30,702 INFO L273 TraceCheckUtils]: 6: Hoare triple {16707#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {16707#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:30,704 INFO L273 TraceCheckUtils]: 7: Hoare triple {16707#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16708#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:30,707 INFO L273 TraceCheckUtils]: 8: Hoare triple {16708#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {16708#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:30,707 INFO L273 TraceCheckUtils]: 9: Hoare triple {16708#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16709#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:30,710 INFO L273 TraceCheckUtils]: 10: Hoare triple {16709#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {16709#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:30,710 INFO L273 TraceCheckUtils]: 11: Hoare triple {16709#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16710#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:30,713 INFO L273 TraceCheckUtils]: 12: Hoare triple {16710#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {16710#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:30,713 INFO L273 TraceCheckUtils]: 13: Hoare triple {16710#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16711#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:30,715 INFO L273 TraceCheckUtils]: 14: Hoare triple {16711#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {16711#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:30,715 INFO L273 TraceCheckUtils]: 15: Hoare triple {16711#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16712#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:30,718 INFO L273 TraceCheckUtils]: 16: Hoare triple {16712#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {16712#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:30,718 INFO L273 TraceCheckUtils]: 17: Hoare triple {16712#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16713#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:30,720 INFO L273 TraceCheckUtils]: 18: Hoare triple {16713#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {16713#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:30,720 INFO L273 TraceCheckUtils]: 19: Hoare triple {16713#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16714#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:30,722 INFO L273 TraceCheckUtils]: 20: Hoare triple {16714#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {16714#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:30,722 INFO L273 TraceCheckUtils]: 21: Hoare triple {16714#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16715#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:30,724 INFO L273 TraceCheckUtils]: 22: Hoare triple {16715#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {16715#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:30,724 INFO L273 TraceCheckUtils]: 23: Hoare triple {16715#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16716#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:30,727 INFO L273 TraceCheckUtils]: 24: Hoare triple {16716#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {16716#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:30,727 INFO L273 TraceCheckUtils]: 25: Hoare triple {16716#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16717#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:30,729 INFO L273 TraceCheckUtils]: 26: Hoare triple {16717#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {16717#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:30,729 INFO L273 TraceCheckUtils]: 27: Hoare triple {16717#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16718#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:30,731 INFO L273 TraceCheckUtils]: 28: Hoare triple {16718#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {16718#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:30,731 INFO L273 TraceCheckUtils]: 29: Hoare triple {16718#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16719#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:30,733 INFO L273 TraceCheckUtils]: 30: Hoare triple {16719#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {16719#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:30,733 INFO L273 TraceCheckUtils]: 31: Hoare triple {16719#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16720#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:30,735 INFO L273 TraceCheckUtils]: 32: Hoare triple {16720#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {16720#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:30,735 INFO L273 TraceCheckUtils]: 33: Hoare triple {16720#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16721#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:30,737 INFO L273 TraceCheckUtils]: 34: Hoare triple {16721#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {16721#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:30,737 INFO L273 TraceCheckUtils]: 35: Hoare triple {16721#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16722#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:30,737 INFO L273 TraceCheckUtils]: 36: Hoare triple {16722#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {16722#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:30,738 INFO L273 TraceCheckUtils]: 37: Hoare triple {16722#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16723#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:30,738 INFO L273 TraceCheckUtils]: 38: Hoare triple {16723#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {16723#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:30,739 INFO L273 TraceCheckUtils]: 39: Hoare triple {16723#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16724#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:30,739 INFO L273 TraceCheckUtils]: 40: Hoare triple {16724#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {16724#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:30,739 INFO L273 TraceCheckUtils]: 41: Hoare triple {16724#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16725#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:30,740 INFO L273 TraceCheckUtils]: 42: Hoare triple {16725#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {16725#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:30,740 INFO L273 TraceCheckUtils]: 43: Hoare triple {16725#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16726#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:30,741 INFO L273 TraceCheckUtils]: 44: Hoare triple {16726#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {16726#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:30,741 INFO L273 TraceCheckUtils]: 45: Hoare triple {16726#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16727#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:30,742 INFO L273 TraceCheckUtils]: 46: Hoare triple {16727#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {16727#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:30,743 INFO L273 TraceCheckUtils]: 47: Hoare triple {16727#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16728#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:30,743 INFO L273 TraceCheckUtils]: 48: Hoare triple {16728#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {16728#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:30,744 INFO L273 TraceCheckUtils]: 49: Hoare triple {16728#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16729#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:30,744 INFO L273 TraceCheckUtils]: 50: Hoare triple {16729#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {16729#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:30,745 INFO L273 TraceCheckUtils]: 51: Hoare triple {16729#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16730#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:30,745 INFO L273 TraceCheckUtils]: 52: Hoare triple {16730#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {16730#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:30,746 INFO L273 TraceCheckUtils]: 53: Hoare triple {16730#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16731#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:30,747 INFO L273 TraceCheckUtils]: 54: Hoare triple {16731#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {16731#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:30,747 INFO L273 TraceCheckUtils]: 55: Hoare triple {16731#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16732#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:30,748 INFO L273 TraceCheckUtils]: 56: Hoare triple {16732#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {16732#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:30,749 INFO L273 TraceCheckUtils]: 57: Hoare triple {16732#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16733#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:30,749 INFO L273 TraceCheckUtils]: 58: Hoare triple {16733#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {16733#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:30,750 INFO L273 TraceCheckUtils]: 59: Hoare triple {16733#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16734#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:30,750 INFO L273 TraceCheckUtils]: 60: Hoare triple {16734#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {16734#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:30,751 INFO L273 TraceCheckUtils]: 61: Hoare triple {16734#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16735#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:30,751 INFO L273 TraceCheckUtils]: 62: Hoare triple {16735#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {16735#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:30,752 INFO L273 TraceCheckUtils]: 63: Hoare triple {16735#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16736#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:30,753 INFO L273 TraceCheckUtils]: 64: Hoare triple {16736#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {16736#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:30,753 INFO L273 TraceCheckUtils]: 65: Hoare triple {16736#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {16737#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:30,754 INFO L273 TraceCheckUtils]: 66: Hoare triple {16737#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {16737#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:30,755 INFO L273 TraceCheckUtils]: 67: Hoare triple {16737#(<= main_~main__x~0 30)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,755 INFO L273 TraceCheckUtils]: 68: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,755 INFO L273 TraceCheckUtils]: 69: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,755 INFO L273 TraceCheckUtils]: 70: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,755 INFO L273 TraceCheckUtils]: 71: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,755 INFO L273 TraceCheckUtils]: 72: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,756 INFO L273 TraceCheckUtils]: 73: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,756 INFO L273 TraceCheckUtils]: 74: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,756 INFO L273 TraceCheckUtils]: 75: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,756 INFO L273 TraceCheckUtils]: 76: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,756 INFO L273 TraceCheckUtils]: 77: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,756 INFO L273 TraceCheckUtils]: 78: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,757 INFO L273 TraceCheckUtils]: 79: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,757 INFO L273 TraceCheckUtils]: 80: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,757 INFO L273 TraceCheckUtils]: 81: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,757 INFO L273 TraceCheckUtils]: 82: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,757 INFO L273 TraceCheckUtils]: 83: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 84: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 85: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 86: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 87: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 88: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 89: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 90: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 91: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,758 INFO L273 TraceCheckUtils]: 92: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 93: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 94: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 95: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 96: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 97: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 98: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 99: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 100: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 101: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,759 INFO L273 TraceCheckUtils]: 102: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 103: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 104: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 105: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 106: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 107: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 108: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 109: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 110: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,760 INFO L273 TraceCheckUtils]: 111: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 112: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 113: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 114: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 115: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 116: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 117: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 118: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 119: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 120: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,761 INFO L273 TraceCheckUtils]: 121: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,762 INFO L273 TraceCheckUtils]: 122: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,762 INFO L273 TraceCheckUtils]: 123: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,762 INFO L273 TraceCheckUtils]: 124: Hoare triple {16706#false} assume ~main__x~0 < 100; {16706#false} is VALID [2018-11-14 17:36:30,762 INFO L273 TraceCheckUtils]: 125: Hoare triple {16706#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {16706#false} is VALID [2018-11-14 17:36:30,762 INFO L273 TraceCheckUtils]: 126: Hoare triple {16706#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {16706#false} is VALID [2018-11-14 17:36:30,762 INFO L273 TraceCheckUtils]: 127: Hoare triple {16706#false} assume ~__VERIFIER_assert__cond~0 == 0; {16706#false} is VALID [2018-11-14 17:36:30,762 INFO L273 TraceCheckUtils]: 128: Hoare triple {16706#false} assume !false; {16706#false} is VALID [2018-11-14 17:36:30,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1298 proven. 462 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:30,791 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:30,791 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 33 [2018-11-14 17:36:30,792 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 129 [2018-11-14 17:36:30,792 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:30,792 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 33 states. [2018-11-14 17:36:30,854 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:30,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-11-14 17:36:30,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-11-14 17:36:30,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=528, Invalid=528, Unknown=0, NotChecked=0, Total=1056 [2018-11-14 17:36:30,855 INFO L87 Difference]: Start difference. First operand 130 states and 131 transitions. Second operand 33 states. [2018-11-14 17:36:31,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:31,442 INFO L93 Difference]: Finished difference Result 194 states and 196 transitions. [2018-11-14 17:36:31,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-14 17:36:31,442 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 129 [2018-11-14 17:36:31,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:31,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-14 17:36:31,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 80 transitions. [2018-11-14 17:36:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-14 17:36:31,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 80 transitions. [2018-11-14 17:36:31,444 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 33 states and 80 transitions. [2018-11-14 17:36:31,575 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 80 edges. 80 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:31,580 INFO L225 Difference]: With dead ends: 194 [2018-11-14 17:36:31,580 INFO L226 Difference]: Without dead ends: 132 [2018-11-14 17:36:31,581 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=528, Invalid=528, Unknown=0, NotChecked=0, Total=1056 [2018-11-14 17:36:31,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-14 17:36:31,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-14 17:36:31,659 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:31,659 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 132 states. [2018-11-14 17:36:31,660 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 132 states. [2018-11-14 17:36:31,660 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 132 states. [2018-11-14 17:36:31,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:31,662 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2018-11-14 17:36:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-11-14 17:36:31,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:31,662 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:31,663 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 132 states. [2018-11-14 17:36:31,663 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 132 states. [2018-11-14 17:36:31,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:31,665 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2018-11-14 17:36:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-11-14 17:36:31,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:31,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:31,665 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:31,665 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-14 17:36:31,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 133 transitions. [2018-11-14 17:36:31,667 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 133 transitions. Word has length 129 [2018-11-14 17:36:31,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:31,667 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 133 transitions. [2018-11-14 17:36:31,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-11-14 17:36:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-11-14 17:36:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-14 17:36:31,668 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:31,668 INFO L375 BasicCegarLoop]: trace histogram [52, 30, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:31,668 INFO L423 AbstractCegarLoop]: === Iteration 29 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:31,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:31,669 INFO L82 PathProgramCache]: Analyzing trace with hash -323351059, now seen corresponding path program 22 times [2018-11-14 17:36:31,669 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:31,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:31,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:31,669 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:31,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:32,322 INFO L256 TraceCheckUtils]: 0: Hoare triple {17874#true} call ULTIMATE.init(); {17874#true} is VALID [2018-11-14 17:36:32,322 INFO L273 TraceCheckUtils]: 1: Hoare triple {17874#true} ~__return_main~0 := 0;~__return_720~0 := 0; {17874#true} is VALID [2018-11-14 17:36:32,322 INFO L273 TraceCheckUtils]: 2: Hoare triple {17874#true} assume true; {17874#true} is VALID [2018-11-14 17:36:32,323 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {17874#true} {17874#true} #115#return; {17874#true} is VALID [2018-11-14 17:36:32,323 INFO L256 TraceCheckUtils]: 4: Hoare triple {17874#true} call #t~ret1 := main(); {17874#true} is VALID [2018-11-14 17:36:32,323 INFO L273 TraceCheckUtils]: 5: Hoare triple {17874#true} ~main__x~0 := 0;~main__y~0 := 50; {17876#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:32,325 INFO L273 TraceCheckUtils]: 6: Hoare triple {17876#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {17876#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:32,325 INFO L273 TraceCheckUtils]: 7: Hoare triple {17876#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17877#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:32,327 INFO L273 TraceCheckUtils]: 8: Hoare triple {17877#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {17877#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:32,327 INFO L273 TraceCheckUtils]: 9: Hoare triple {17877#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17878#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:32,329 INFO L273 TraceCheckUtils]: 10: Hoare triple {17878#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {17878#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:32,329 INFO L273 TraceCheckUtils]: 11: Hoare triple {17878#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17879#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:32,331 INFO L273 TraceCheckUtils]: 12: Hoare triple {17879#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {17879#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:32,331 INFO L273 TraceCheckUtils]: 13: Hoare triple {17879#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17880#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:32,333 INFO L273 TraceCheckUtils]: 14: Hoare triple {17880#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {17880#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:32,333 INFO L273 TraceCheckUtils]: 15: Hoare triple {17880#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17881#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:32,335 INFO L273 TraceCheckUtils]: 16: Hoare triple {17881#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {17881#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:32,335 INFO L273 TraceCheckUtils]: 17: Hoare triple {17881#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17882#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:32,337 INFO L273 TraceCheckUtils]: 18: Hoare triple {17882#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {17882#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:32,337 INFO L273 TraceCheckUtils]: 19: Hoare triple {17882#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17883#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:32,339 INFO L273 TraceCheckUtils]: 20: Hoare triple {17883#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {17883#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:32,339 INFO L273 TraceCheckUtils]: 21: Hoare triple {17883#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17884#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:32,341 INFO L273 TraceCheckUtils]: 22: Hoare triple {17884#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {17884#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:32,341 INFO L273 TraceCheckUtils]: 23: Hoare triple {17884#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17885#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:32,343 INFO L273 TraceCheckUtils]: 24: Hoare triple {17885#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {17885#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:32,343 INFO L273 TraceCheckUtils]: 25: Hoare triple {17885#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17886#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:32,345 INFO L273 TraceCheckUtils]: 26: Hoare triple {17886#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {17886#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:32,345 INFO L273 TraceCheckUtils]: 27: Hoare triple {17886#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17887#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:32,347 INFO L273 TraceCheckUtils]: 28: Hoare triple {17887#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {17887#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:32,347 INFO L273 TraceCheckUtils]: 29: Hoare triple {17887#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17888#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:32,347 INFO L273 TraceCheckUtils]: 30: Hoare triple {17888#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {17888#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:32,348 INFO L273 TraceCheckUtils]: 31: Hoare triple {17888#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17889#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:32,348 INFO L273 TraceCheckUtils]: 32: Hoare triple {17889#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {17889#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:32,349 INFO L273 TraceCheckUtils]: 33: Hoare triple {17889#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17890#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:32,349 INFO L273 TraceCheckUtils]: 34: Hoare triple {17890#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {17890#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:32,349 INFO L273 TraceCheckUtils]: 35: Hoare triple {17890#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17891#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:32,350 INFO L273 TraceCheckUtils]: 36: Hoare triple {17891#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {17891#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:32,350 INFO L273 TraceCheckUtils]: 37: Hoare triple {17891#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17892#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:32,351 INFO L273 TraceCheckUtils]: 38: Hoare triple {17892#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {17892#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:32,352 INFO L273 TraceCheckUtils]: 39: Hoare triple {17892#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17893#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:32,352 INFO L273 TraceCheckUtils]: 40: Hoare triple {17893#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {17893#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:32,353 INFO L273 TraceCheckUtils]: 41: Hoare triple {17893#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17894#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:32,353 INFO L273 TraceCheckUtils]: 42: Hoare triple {17894#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {17894#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:32,354 INFO L273 TraceCheckUtils]: 43: Hoare triple {17894#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17895#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:32,355 INFO L273 TraceCheckUtils]: 44: Hoare triple {17895#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {17895#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:32,355 INFO L273 TraceCheckUtils]: 45: Hoare triple {17895#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17896#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:32,356 INFO L273 TraceCheckUtils]: 46: Hoare triple {17896#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {17896#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:32,357 INFO L273 TraceCheckUtils]: 47: Hoare triple {17896#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17897#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:32,357 INFO L273 TraceCheckUtils]: 48: Hoare triple {17897#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {17897#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:32,358 INFO L273 TraceCheckUtils]: 49: Hoare triple {17897#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17898#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:32,359 INFO L273 TraceCheckUtils]: 50: Hoare triple {17898#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {17898#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:32,359 INFO L273 TraceCheckUtils]: 51: Hoare triple {17898#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17899#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:32,361 INFO L273 TraceCheckUtils]: 52: Hoare triple {17899#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {17899#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:32,362 INFO L273 TraceCheckUtils]: 53: Hoare triple {17899#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17900#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:32,362 INFO L273 TraceCheckUtils]: 54: Hoare triple {17900#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {17900#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:32,363 INFO L273 TraceCheckUtils]: 55: Hoare triple {17900#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17901#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:32,363 INFO L273 TraceCheckUtils]: 56: Hoare triple {17901#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {17901#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:32,364 INFO L273 TraceCheckUtils]: 57: Hoare triple {17901#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17902#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:32,365 INFO L273 TraceCheckUtils]: 58: Hoare triple {17902#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {17902#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:32,365 INFO L273 TraceCheckUtils]: 59: Hoare triple {17902#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17903#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:32,366 INFO L273 TraceCheckUtils]: 60: Hoare triple {17903#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {17903#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:32,367 INFO L273 TraceCheckUtils]: 61: Hoare triple {17903#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17904#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:32,367 INFO L273 TraceCheckUtils]: 62: Hoare triple {17904#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {17904#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:32,368 INFO L273 TraceCheckUtils]: 63: Hoare triple {17904#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17905#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:32,369 INFO L273 TraceCheckUtils]: 64: Hoare triple {17905#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {17905#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:32,369 INFO L273 TraceCheckUtils]: 65: Hoare triple {17905#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17906#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:32,370 INFO L273 TraceCheckUtils]: 66: Hoare triple {17906#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {17906#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:32,371 INFO L273 TraceCheckUtils]: 67: Hoare triple {17906#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17907#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:32,371 INFO L273 TraceCheckUtils]: 68: Hoare triple {17907#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {17907#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:32,372 INFO L273 TraceCheckUtils]: 69: Hoare triple {17907#(<= main_~main__x~0 31)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,372 INFO L273 TraceCheckUtils]: 70: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,372 INFO L273 TraceCheckUtils]: 71: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,373 INFO L273 TraceCheckUtils]: 72: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,373 INFO L273 TraceCheckUtils]: 73: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,373 INFO L273 TraceCheckUtils]: 74: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,373 INFO L273 TraceCheckUtils]: 75: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,373 INFO L273 TraceCheckUtils]: 76: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,373 INFO L273 TraceCheckUtils]: 77: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,374 INFO L273 TraceCheckUtils]: 78: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,374 INFO L273 TraceCheckUtils]: 79: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,374 INFO L273 TraceCheckUtils]: 80: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,374 INFO L273 TraceCheckUtils]: 81: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,374 INFO L273 TraceCheckUtils]: 82: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,375 INFO L273 TraceCheckUtils]: 83: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,375 INFO L273 TraceCheckUtils]: 84: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,375 INFO L273 TraceCheckUtils]: 85: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,375 INFO L273 TraceCheckUtils]: 86: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,375 INFO L273 TraceCheckUtils]: 87: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,375 INFO L273 TraceCheckUtils]: 88: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,376 INFO L273 TraceCheckUtils]: 89: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,376 INFO L273 TraceCheckUtils]: 90: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,376 INFO L273 TraceCheckUtils]: 91: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,376 INFO L273 TraceCheckUtils]: 92: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,376 INFO L273 TraceCheckUtils]: 93: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 94: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 95: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 96: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 97: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 98: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 99: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 100: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 101: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,377 INFO L273 TraceCheckUtils]: 102: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 103: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 104: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 105: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 106: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 107: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 108: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 109: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 110: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,378 INFO L273 TraceCheckUtils]: 111: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 112: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 113: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 114: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 115: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 116: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 117: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 118: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 119: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,379 INFO L273 TraceCheckUtils]: 120: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 121: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 122: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 123: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 124: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 125: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 126: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 127: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 128: Hoare triple {17875#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 129: Hoare triple {17875#false} assume ~__VERIFIER_assert__cond~0 == 0; {17875#false} is VALID [2018-11-14 17:36:32,380 INFO L273 TraceCheckUtils]: 130: Hoare triple {17875#false} assume !false; {17875#false} is VALID [2018-11-14 17:36:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 1357 proven. 506 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:32,390 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:32,390 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:32,398 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-14 17:36:32,445 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-14 17:36:32,445 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:32,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:32,702 INFO L256 TraceCheckUtils]: 0: Hoare triple {17874#true} call ULTIMATE.init(); {17874#true} is VALID [2018-11-14 17:36:32,703 INFO L273 TraceCheckUtils]: 1: Hoare triple {17874#true} ~__return_main~0 := 0;~__return_720~0 := 0; {17874#true} is VALID [2018-11-14 17:36:32,703 INFO L273 TraceCheckUtils]: 2: Hoare triple {17874#true} assume true; {17874#true} is VALID [2018-11-14 17:36:32,703 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {17874#true} {17874#true} #115#return; {17874#true} is VALID [2018-11-14 17:36:32,703 INFO L256 TraceCheckUtils]: 4: Hoare triple {17874#true} call #t~ret1 := main(); {17874#true} is VALID [2018-11-14 17:36:32,704 INFO L273 TraceCheckUtils]: 5: Hoare triple {17874#true} ~main__x~0 := 0;~main__y~0 := 50; {17876#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:32,704 INFO L273 TraceCheckUtils]: 6: Hoare triple {17876#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {17876#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:32,705 INFO L273 TraceCheckUtils]: 7: Hoare triple {17876#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17877#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:32,705 INFO L273 TraceCheckUtils]: 8: Hoare triple {17877#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {17877#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:32,706 INFO L273 TraceCheckUtils]: 9: Hoare triple {17877#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17878#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:32,706 INFO L273 TraceCheckUtils]: 10: Hoare triple {17878#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {17878#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:32,707 INFO L273 TraceCheckUtils]: 11: Hoare triple {17878#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17879#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:32,707 INFO L273 TraceCheckUtils]: 12: Hoare triple {17879#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {17879#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:32,708 INFO L273 TraceCheckUtils]: 13: Hoare triple {17879#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17880#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:32,708 INFO L273 TraceCheckUtils]: 14: Hoare triple {17880#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {17880#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:32,709 INFO L273 TraceCheckUtils]: 15: Hoare triple {17880#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17881#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:32,710 INFO L273 TraceCheckUtils]: 16: Hoare triple {17881#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {17881#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:32,710 INFO L273 TraceCheckUtils]: 17: Hoare triple {17881#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17882#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:32,711 INFO L273 TraceCheckUtils]: 18: Hoare triple {17882#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {17882#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:32,712 INFO L273 TraceCheckUtils]: 19: Hoare triple {17882#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17883#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:32,712 INFO L273 TraceCheckUtils]: 20: Hoare triple {17883#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {17883#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:32,713 INFO L273 TraceCheckUtils]: 21: Hoare triple {17883#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17884#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:32,713 INFO L273 TraceCheckUtils]: 22: Hoare triple {17884#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {17884#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:32,714 INFO L273 TraceCheckUtils]: 23: Hoare triple {17884#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17885#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:32,715 INFO L273 TraceCheckUtils]: 24: Hoare triple {17885#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {17885#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:32,715 INFO L273 TraceCheckUtils]: 25: Hoare triple {17885#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17886#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:32,716 INFO L273 TraceCheckUtils]: 26: Hoare triple {17886#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {17886#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:32,717 INFO L273 TraceCheckUtils]: 27: Hoare triple {17886#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17887#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:32,717 INFO L273 TraceCheckUtils]: 28: Hoare triple {17887#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {17887#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:32,718 INFO L273 TraceCheckUtils]: 29: Hoare triple {17887#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17888#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:32,719 INFO L273 TraceCheckUtils]: 30: Hoare triple {17888#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {17888#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:32,719 INFO L273 TraceCheckUtils]: 31: Hoare triple {17888#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17889#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:32,720 INFO L273 TraceCheckUtils]: 32: Hoare triple {17889#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {17889#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:32,721 INFO L273 TraceCheckUtils]: 33: Hoare triple {17889#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17890#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:32,721 INFO L273 TraceCheckUtils]: 34: Hoare triple {17890#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {17890#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:32,722 INFO L273 TraceCheckUtils]: 35: Hoare triple {17890#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17891#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:32,722 INFO L273 TraceCheckUtils]: 36: Hoare triple {17891#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {17891#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:32,723 INFO L273 TraceCheckUtils]: 37: Hoare triple {17891#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17892#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:32,724 INFO L273 TraceCheckUtils]: 38: Hoare triple {17892#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {17892#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:32,724 INFO L273 TraceCheckUtils]: 39: Hoare triple {17892#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17893#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:32,725 INFO L273 TraceCheckUtils]: 40: Hoare triple {17893#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {17893#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:32,726 INFO L273 TraceCheckUtils]: 41: Hoare triple {17893#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17894#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:32,726 INFO L273 TraceCheckUtils]: 42: Hoare triple {17894#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {17894#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:32,727 INFO L273 TraceCheckUtils]: 43: Hoare triple {17894#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17895#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:32,727 INFO L273 TraceCheckUtils]: 44: Hoare triple {17895#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {17895#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:32,728 INFO L273 TraceCheckUtils]: 45: Hoare triple {17895#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17896#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:32,729 INFO L273 TraceCheckUtils]: 46: Hoare triple {17896#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {17896#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:32,729 INFO L273 TraceCheckUtils]: 47: Hoare triple {17896#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17897#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:32,730 INFO L273 TraceCheckUtils]: 48: Hoare triple {17897#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {17897#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:32,731 INFO L273 TraceCheckUtils]: 49: Hoare triple {17897#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17898#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:32,731 INFO L273 TraceCheckUtils]: 50: Hoare triple {17898#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {17898#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:32,732 INFO L273 TraceCheckUtils]: 51: Hoare triple {17898#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17899#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:32,733 INFO L273 TraceCheckUtils]: 52: Hoare triple {17899#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {17899#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:32,733 INFO L273 TraceCheckUtils]: 53: Hoare triple {17899#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17900#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:32,734 INFO L273 TraceCheckUtils]: 54: Hoare triple {17900#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {17900#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:32,735 INFO L273 TraceCheckUtils]: 55: Hoare triple {17900#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17901#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:32,735 INFO L273 TraceCheckUtils]: 56: Hoare triple {17901#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {17901#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:32,736 INFO L273 TraceCheckUtils]: 57: Hoare triple {17901#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17902#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:32,736 INFO L273 TraceCheckUtils]: 58: Hoare triple {17902#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {17902#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:32,737 INFO L273 TraceCheckUtils]: 59: Hoare triple {17902#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17903#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:32,738 INFO L273 TraceCheckUtils]: 60: Hoare triple {17903#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {17903#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:32,738 INFO L273 TraceCheckUtils]: 61: Hoare triple {17903#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17904#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:32,739 INFO L273 TraceCheckUtils]: 62: Hoare triple {17904#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {17904#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:32,740 INFO L273 TraceCheckUtils]: 63: Hoare triple {17904#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17905#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:32,740 INFO L273 TraceCheckUtils]: 64: Hoare triple {17905#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {17905#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:32,741 INFO L273 TraceCheckUtils]: 65: Hoare triple {17905#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17906#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:32,741 INFO L273 TraceCheckUtils]: 66: Hoare triple {17906#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {17906#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:32,742 INFO L273 TraceCheckUtils]: 67: Hoare triple {17906#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {17907#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:32,743 INFO L273 TraceCheckUtils]: 68: Hoare triple {17907#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {17907#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:32,743 INFO L273 TraceCheckUtils]: 69: Hoare triple {17907#(<= main_~main__x~0 31)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,744 INFO L273 TraceCheckUtils]: 70: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,744 INFO L273 TraceCheckUtils]: 71: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,744 INFO L273 TraceCheckUtils]: 72: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,744 INFO L273 TraceCheckUtils]: 73: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,744 INFO L273 TraceCheckUtils]: 74: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,745 INFO L273 TraceCheckUtils]: 75: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,745 INFO L273 TraceCheckUtils]: 76: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,745 INFO L273 TraceCheckUtils]: 77: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,745 INFO L273 TraceCheckUtils]: 78: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,745 INFO L273 TraceCheckUtils]: 79: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 80: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 81: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 82: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 83: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 84: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 85: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 86: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 87: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 88: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,746 INFO L273 TraceCheckUtils]: 89: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 90: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 91: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 92: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 93: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 94: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 95: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 96: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 97: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,747 INFO L273 TraceCheckUtils]: 98: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 99: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 100: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 101: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 102: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 103: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 104: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 105: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 106: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 107: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,748 INFO L273 TraceCheckUtils]: 108: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 109: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 110: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 111: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 112: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 113: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 114: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 115: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 116: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 117: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,749 INFO L273 TraceCheckUtils]: 118: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 119: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 120: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 121: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 122: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 123: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 124: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 125: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 126: Hoare triple {17875#false} assume ~main__x~0 < 100; {17875#false} is VALID [2018-11-14 17:36:32,750 INFO L273 TraceCheckUtils]: 127: Hoare triple {17875#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {17875#false} is VALID [2018-11-14 17:36:32,751 INFO L273 TraceCheckUtils]: 128: Hoare triple {17875#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {17875#false} is VALID [2018-11-14 17:36:32,751 INFO L273 TraceCheckUtils]: 129: Hoare triple {17875#false} assume ~__VERIFIER_assert__cond~0 == 0; {17875#false} is VALID [2018-11-14 17:36:32,751 INFO L273 TraceCheckUtils]: 130: Hoare triple {17875#false} assume !false; {17875#false} is VALID [2018-11-14 17:36:32,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 1357 proven. 506 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:32,782 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:32,783 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 34 [2018-11-14 17:36:32,783 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 131 [2018-11-14 17:36:32,783 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:32,784 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states. [2018-11-14 17:36:32,853 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:32,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-11-14 17:36:32,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-11-14 17:36:32,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=561, Invalid=561, Unknown=0, NotChecked=0, Total=1122 [2018-11-14 17:36:32,855 INFO L87 Difference]: Start difference. First operand 132 states and 133 transitions. Second operand 34 states. [2018-11-14 17:36:33,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:33,482 INFO L93 Difference]: Finished difference Result 196 states and 198 transitions. [2018-11-14 17:36:33,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-14 17:36:33,482 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 131 [2018-11-14 17:36:33,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-14 17:36:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 82 transitions. [2018-11-14 17:36:33,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-14 17:36:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 82 transitions. [2018-11-14 17:36:33,484 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states and 82 transitions. [2018-11-14 17:36:33,554 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:33,557 INFO L225 Difference]: With dead ends: 196 [2018-11-14 17:36:33,557 INFO L226 Difference]: Without dead ends: 134 [2018-11-14 17:36:33,558 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=561, Invalid=561, Unknown=0, NotChecked=0, Total=1122 [2018-11-14 17:36:33,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-14 17:36:33,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-14 17:36:33,625 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:33,625 INFO L82 GeneralOperation]: Start isEquivalent. First operand 134 states. Second operand 134 states. [2018-11-14 17:36:33,625 INFO L74 IsIncluded]: Start isIncluded. First operand 134 states. Second operand 134 states. [2018-11-14 17:36:33,625 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 134 states. [2018-11-14 17:36:33,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:33,626 INFO L93 Difference]: Finished difference Result 134 states and 135 transitions. [2018-11-14 17:36:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-11-14 17:36:33,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:33,627 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:33,627 INFO L74 IsIncluded]: Start isIncluded. First operand 134 states. Second operand 134 states. [2018-11-14 17:36:33,627 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 134 states. [2018-11-14 17:36:33,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:33,629 INFO L93 Difference]: Finished difference Result 134 states and 135 transitions. [2018-11-14 17:36:33,629 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-11-14 17:36:33,629 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:33,629 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:33,629 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:33,629 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:33,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-14 17:36:33,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 135 transitions. [2018-11-14 17:36:33,632 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 135 transitions. Word has length 131 [2018-11-14 17:36:33,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:33,632 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 135 transitions. [2018-11-14 17:36:33,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-11-14 17:36:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-11-14 17:36:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-14 17:36:33,633 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:33,633 INFO L375 BasicCegarLoop]: trace histogram [53, 30, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:33,633 INFO L423 AbstractCegarLoop]: === Iteration 30 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:33,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:33,634 INFO L82 PathProgramCache]: Analyzing trace with hash 718812266, now seen corresponding path program 23 times [2018-11-14 17:36:33,634 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:33,634 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:33,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:33,635 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:33,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:34,589 INFO L256 TraceCheckUtils]: 0: Hoare triple {19060#true} call ULTIMATE.init(); {19060#true} is VALID [2018-11-14 17:36:34,590 INFO L273 TraceCheckUtils]: 1: Hoare triple {19060#true} ~__return_main~0 := 0;~__return_720~0 := 0; {19060#true} is VALID [2018-11-14 17:36:34,590 INFO L273 TraceCheckUtils]: 2: Hoare triple {19060#true} assume true; {19060#true} is VALID [2018-11-14 17:36:34,590 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {19060#true} {19060#true} #115#return; {19060#true} is VALID [2018-11-14 17:36:34,590 INFO L256 TraceCheckUtils]: 4: Hoare triple {19060#true} call #t~ret1 := main(); {19060#true} is VALID [2018-11-14 17:36:34,591 INFO L273 TraceCheckUtils]: 5: Hoare triple {19060#true} ~main__x~0 := 0;~main__y~0 := 50; {19062#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:34,591 INFO L273 TraceCheckUtils]: 6: Hoare triple {19062#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {19062#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:34,592 INFO L273 TraceCheckUtils]: 7: Hoare triple {19062#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19063#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:34,592 INFO L273 TraceCheckUtils]: 8: Hoare triple {19063#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {19063#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:34,597 INFO L273 TraceCheckUtils]: 9: Hoare triple {19063#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19064#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:34,597 INFO L273 TraceCheckUtils]: 10: Hoare triple {19064#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {19064#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:34,597 INFO L273 TraceCheckUtils]: 11: Hoare triple {19064#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19065#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:34,598 INFO L273 TraceCheckUtils]: 12: Hoare triple {19065#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {19065#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:34,598 INFO L273 TraceCheckUtils]: 13: Hoare triple {19065#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19066#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:34,598 INFO L273 TraceCheckUtils]: 14: Hoare triple {19066#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {19066#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:34,599 INFO L273 TraceCheckUtils]: 15: Hoare triple {19066#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19067#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:34,599 INFO L273 TraceCheckUtils]: 16: Hoare triple {19067#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {19067#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:34,600 INFO L273 TraceCheckUtils]: 17: Hoare triple {19067#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19068#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:34,600 INFO L273 TraceCheckUtils]: 18: Hoare triple {19068#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {19068#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:34,601 INFO L273 TraceCheckUtils]: 19: Hoare triple {19068#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19069#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:34,601 INFO L273 TraceCheckUtils]: 20: Hoare triple {19069#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {19069#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:34,602 INFO L273 TraceCheckUtils]: 21: Hoare triple {19069#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19070#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:34,602 INFO L273 TraceCheckUtils]: 22: Hoare triple {19070#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {19070#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:34,603 INFO L273 TraceCheckUtils]: 23: Hoare triple {19070#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19071#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:34,604 INFO L273 TraceCheckUtils]: 24: Hoare triple {19071#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {19071#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:34,604 INFO L273 TraceCheckUtils]: 25: Hoare triple {19071#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19072#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:34,605 INFO L273 TraceCheckUtils]: 26: Hoare triple {19072#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {19072#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:34,605 INFO L273 TraceCheckUtils]: 27: Hoare triple {19072#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19073#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:34,606 INFO L273 TraceCheckUtils]: 28: Hoare triple {19073#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {19073#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:34,607 INFO L273 TraceCheckUtils]: 29: Hoare triple {19073#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19074#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:34,607 INFO L273 TraceCheckUtils]: 30: Hoare triple {19074#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {19074#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:34,608 INFO L273 TraceCheckUtils]: 31: Hoare triple {19074#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19075#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:34,608 INFO L273 TraceCheckUtils]: 32: Hoare triple {19075#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {19075#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:34,609 INFO L273 TraceCheckUtils]: 33: Hoare triple {19075#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19076#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:34,609 INFO L273 TraceCheckUtils]: 34: Hoare triple {19076#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {19076#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:34,610 INFO L273 TraceCheckUtils]: 35: Hoare triple {19076#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19077#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:34,611 INFO L273 TraceCheckUtils]: 36: Hoare triple {19077#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {19077#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:34,611 INFO L273 TraceCheckUtils]: 37: Hoare triple {19077#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19078#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:34,612 INFO L273 TraceCheckUtils]: 38: Hoare triple {19078#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {19078#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:34,613 INFO L273 TraceCheckUtils]: 39: Hoare triple {19078#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19079#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:34,613 INFO L273 TraceCheckUtils]: 40: Hoare triple {19079#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {19079#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:34,614 INFO L273 TraceCheckUtils]: 41: Hoare triple {19079#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19080#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:34,614 INFO L273 TraceCheckUtils]: 42: Hoare triple {19080#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {19080#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:34,615 INFO L273 TraceCheckUtils]: 43: Hoare triple {19080#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19081#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:34,615 INFO L273 TraceCheckUtils]: 44: Hoare triple {19081#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {19081#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:34,616 INFO L273 TraceCheckUtils]: 45: Hoare triple {19081#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19082#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:34,617 INFO L273 TraceCheckUtils]: 46: Hoare triple {19082#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {19082#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:34,617 INFO L273 TraceCheckUtils]: 47: Hoare triple {19082#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19083#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:34,618 INFO L273 TraceCheckUtils]: 48: Hoare triple {19083#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {19083#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:34,619 INFO L273 TraceCheckUtils]: 49: Hoare triple {19083#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19084#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:34,619 INFO L273 TraceCheckUtils]: 50: Hoare triple {19084#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {19084#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:34,620 INFO L273 TraceCheckUtils]: 51: Hoare triple {19084#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19085#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:34,620 INFO L273 TraceCheckUtils]: 52: Hoare triple {19085#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {19085#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:34,621 INFO L273 TraceCheckUtils]: 53: Hoare triple {19085#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19086#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:34,622 INFO L273 TraceCheckUtils]: 54: Hoare triple {19086#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {19086#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:34,622 INFO L273 TraceCheckUtils]: 55: Hoare triple {19086#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19087#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:34,623 INFO L273 TraceCheckUtils]: 56: Hoare triple {19087#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {19087#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:34,623 INFO L273 TraceCheckUtils]: 57: Hoare triple {19087#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19088#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:34,624 INFO L273 TraceCheckUtils]: 58: Hoare triple {19088#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {19088#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:34,625 INFO L273 TraceCheckUtils]: 59: Hoare triple {19088#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19089#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:34,625 INFO L273 TraceCheckUtils]: 60: Hoare triple {19089#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {19089#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:34,626 INFO L273 TraceCheckUtils]: 61: Hoare triple {19089#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19090#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:34,626 INFO L273 TraceCheckUtils]: 62: Hoare triple {19090#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {19090#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:34,627 INFO L273 TraceCheckUtils]: 63: Hoare triple {19090#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19091#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:34,628 INFO L273 TraceCheckUtils]: 64: Hoare triple {19091#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {19091#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:34,628 INFO L273 TraceCheckUtils]: 65: Hoare triple {19091#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19092#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:34,629 INFO L273 TraceCheckUtils]: 66: Hoare triple {19092#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {19092#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:34,629 INFO L273 TraceCheckUtils]: 67: Hoare triple {19092#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19093#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:34,630 INFO L273 TraceCheckUtils]: 68: Hoare triple {19093#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {19093#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:34,631 INFO L273 TraceCheckUtils]: 69: Hoare triple {19093#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19094#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:34,631 INFO L273 TraceCheckUtils]: 70: Hoare triple {19094#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {19094#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:34,632 INFO L273 TraceCheckUtils]: 71: Hoare triple {19094#(<= main_~main__x~0 32)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,632 INFO L273 TraceCheckUtils]: 72: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,632 INFO L273 TraceCheckUtils]: 73: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,632 INFO L273 TraceCheckUtils]: 74: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,633 INFO L273 TraceCheckUtils]: 75: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,633 INFO L273 TraceCheckUtils]: 76: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,633 INFO L273 TraceCheckUtils]: 77: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,633 INFO L273 TraceCheckUtils]: 78: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,633 INFO L273 TraceCheckUtils]: 79: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,633 INFO L273 TraceCheckUtils]: 80: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,634 INFO L273 TraceCheckUtils]: 81: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,634 INFO L273 TraceCheckUtils]: 82: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,634 INFO L273 TraceCheckUtils]: 83: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,634 INFO L273 TraceCheckUtils]: 84: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,634 INFO L273 TraceCheckUtils]: 85: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,634 INFO L273 TraceCheckUtils]: 86: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,635 INFO L273 TraceCheckUtils]: 87: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,635 INFO L273 TraceCheckUtils]: 88: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,635 INFO L273 TraceCheckUtils]: 89: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,635 INFO L273 TraceCheckUtils]: 90: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,635 INFO L273 TraceCheckUtils]: 91: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,635 INFO L273 TraceCheckUtils]: 92: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,636 INFO L273 TraceCheckUtils]: 93: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,636 INFO L273 TraceCheckUtils]: 94: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,636 INFO L273 TraceCheckUtils]: 95: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,636 INFO L273 TraceCheckUtils]: 96: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,636 INFO L273 TraceCheckUtils]: 97: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,636 INFO L273 TraceCheckUtils]: 98: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,636 INFO L273 TraceCheckUtils]: 99: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 100: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 101: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 102: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 103: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 104: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 105: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 106: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,637 INFO L273 TraceCheckUtils]: 107: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 108: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 109: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 110: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 111: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 112: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 113: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 114: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,638 INFO L273 TraceCheckUtils]: 115: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 116: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 117: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 118: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 119: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 120: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 121: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 122: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 123: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,639 INFO L273 TraceCheckUtils]: 124: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 125: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 126: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 127: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 128: Hoare triple {19061#false} assume ~main__x~0 < 100; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 129: Hoare triple {19061#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 130: Hoare triple {19061#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 131: Hoare triple {19061#false} assume ~__VERIFIER_assert__cond~0 == 0; {19061#false} is VALID [2018-11-14 17:36:34,640 INFO L273 TraceCheckUtils]: 132: Hoare triple {19061#false} assume !false; {19061#false} is VALID [2018-11-14 17:36:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2809 backedges. 1416 proven. 552 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2018-11-14 17:36:34,650 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:34,650 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:34,659 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-14 17:36:34,747 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) [2018-11-14 17:36:34,747 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:34,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:36,461 INFO L256 TraceCheckUtils]: 0: Hoare triple {19060#true} call ULTIMATE.init(); {19060#true} is VALID [2018-11-14 17:36:36,461 INFO L273 TraceCheckUtils]: 1: Hoare triple {19060#true} ~__return_main~0 := 0;~__return_720~0 := 0; {19060#true} is VALID [2018-11-14 17:36:36,461 INFO L273 TraceCheckUtils]: 2: Hoare triple {19060#true} assume true; {19060#true} is VALID [2018-11-14 17:36:36,462 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {19060#true} {19060#true} #115#return; {19060#true} is VALID [2018-11-14 17:36:36,462 INFO L256 TraceCheckUtils]: 4: Hoare triple {19060#true} call #t~ret1 := main(); {19060#true} is VALID [2018-11-14 17:36:36,462 INFO L273 TraceCheckUtils]: 5: Hoare triple {19060#true} ~main__x~0 := 0;~main__y~0 := 50; {19060#true} is VALID [2018-11-14 17:36:36,462 INFO L273 TraceCheckUtils]: 6: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,462 INFO L273 TraceCheckUtils]: 7: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,463 INFO L273 TraceCheckUtils]: 8: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,463 INFO L273 TraceCheckUtils]: 9: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,463 INFO L273 TraceCheckUtils]: 10: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,463 INFO L273 TraceCheckUtils]: 11: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,463 INFO L273 TraceCheckUtils]: 12: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,463 INFO L273 TraceCheckUtils]: 13: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,464 INFO L273 TraceCheckUtils]: 14: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,464 INFO L273 TraceCheckUtils]: 15: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,464 INFO L273 TraceCheckUtils]: 16: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,464 INFO L273 TraceCheckUtils]: 17: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,464 INFO L273 TraceCheckUtils]: 18: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 19: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 20: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 21: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 22: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 23: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 24: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 25: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 26: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,465 INFO L273 TraceCheckUtils]: 27: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 28: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 29: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 30: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 31: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 32: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 33: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 34: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 35: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,466 INFO L273 TraceCheckUtils]: 36: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 37: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 38: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 39: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 40: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 41: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 42: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 43: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 44: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 45: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,467 INFO L273 TraceCheckUtils]: 46: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 47: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 48: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 49: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 50: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 51: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 52: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 53: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 54: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 55: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,468 INFO L273 TraceCheckUtils]: 56: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 57: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 58: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 59: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 60: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 61: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 62: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 63: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 64: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,469 INFO L273 TraceCheckUtils]: 65: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,470 INFO L273 TraceCheckUtils]: 66: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,470 INFO L273 TraceCheckUtils]: 67: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19060#true} is VALID [2018-11-14 17:36:36,470 INFO L273 TraceCheckUtils]: 68: Hoare triple {19060#true} assume ~main__x~0 < 100; {19060#true} is VALID [2018-11-14 17:36:36,470 INFO L273 TraceCheckUtils]: 69: Hoare triple {19060#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {19305#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:36,471 INFO L273 TraceCheckUtils]: 70: Hoare triple {19305#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {19305#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:36,471 INFO L273 TraceCheckUtils]: 71: Hoare triple {19305#(<= main_~main__x~0 50)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19312#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:36,472 INFO L273 TraceCheckUtils]: 72: Hoare triple {19312#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {19312#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:36,472 INFO L273 TraceCheckUtils]: 73: Hoare triple {19312#(<= main_~main__x~0 51)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19319#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:36,472 INFO L273 TraceCheckUtils]: 74: Hoare triple {19319#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {19319#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:36,473 INFO L273 TraceCheckUtils]: 75: Hoare triple {19319#(<= main_~main__x~0 52)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19326#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:36,473 INFO L273 TraceCheckUtils]: 76: Hoare triple {19326#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {19326#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:36,474 INFO L273 TraceCheckUtils]: 77: Hoare triple {19326#(<= main_~main__x~0 53)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19333#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:36,474 INFO L273 TraceCheckUtils]: 78: Hoare triple {19333#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {19333#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:36,475 INFO L273 TraceCheckUtils]: 79: Hoare triple {19333#(<= main_~main__x~0 54)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19340#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:36,475 INFO L273 TraceCheckUtils]: 80: Hoare triple {19340#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {19340#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:36,476 INFO L273 TraceCheckUtils]: 81: Hoare triple {19340#(<= main_~main__x~0 55)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19347#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:36,477 INFO L273 TraceCheckUtils]: 82: Hoare triple {19347#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {19347#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:36,478 INFO L273 TraceCheckUtils]: 83: Hoare triple {19347#(<= main_~main__x~0 56)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19354#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:36,478 INFO L273 TraceCheckUtils]: 84: Hoare triple {19354#(<= main_~main__x~0 57)} assume ~main__x~0 < 100; {19354#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:36,479 INFO L273 TraceCheckUtils]: 85: Hoare triple {19354#(<= main_~main__x~0 57)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19361#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:36,480 INFO L273 TraceCheckUtils]: 86: Hoare triple {19361#(<= main_~main__x~0 58)} assume ~main__x~0 < 100; {19361#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:36,480 INFO L273 TraceCheckUtils]: 87: Hoare triple {19361#(<= main_~main__x~0 58)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19368#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:36,481 INFO L273 TraceCheckUtils]: 88: Hoare triple {19368#(<= main_~main__x~0 59)} assume ~main__x~0 < 100; {19368#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:36,482 INFO L273 TraceCheckUtils]: 89: Hoare triple {19368#(<= main_~main__x~0 59)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19375#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:36,482 INFO L273 TraceCheckUtils]: 90: Hoare triple {19375#(<= main_~main__x~0 60)} assume ~main__x~0 < 100; {19375#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:36,483 INFO L273 TraceCheckUtils]: 91: Hoare triple {19375#(<= main_~main__x~0 60)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19382#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:36,484 INFO L273 TraceCheckUtils]: 92: Hoare triple {19382#(<= main_~main__x~0 61)} assume ~main__x~0 < 100; {19382#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:36,484 INFO L273 TraceCheckUtils]: 93: Hoare triple {19382#(<= main_~main__x~0 61)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19389#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:36,485 INFO L273 TraceCheckUtils]: 94: Hoare triple {19389#(<= main_~main__x~0 62)} assume ~main__x~0 < 100; {19389#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:36,486 INFO L273 TraceCheckUtils]: 95: Hoare triple {19389#(<= main_~main__x~0 62)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19396#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:36,486 INFO L273 TraceCheckUtils]: 96: Hoare triple {19396#(<= main_~main__x~0 63)} assume ~main__x~0 < 100; {19396#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:36,487 INFO L273 TraceCheckUtils]: 97: Hoare triple {19396#(<= main_~main__x~0 63)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19403#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:36,488 INFO L273 TraceCheckUtils]: 98: Hoare triple {19403#(<= main_~main__x~0 64)} assume ~main__x~0 < 100; {19403#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:36,489 INFO L273 TraceCheckUtils]: 99: Hoare triple {19403#(<= main_~main__x~0 64)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19410#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:36,489 INFO L273 TraceCheckUtils]: 100: Hoare triple {19410#(<= main_~main__x~0 65)} assume ~main__x~0 < 100; {19410#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:36,490 INFO L273 TraceCheckUtils]: 101: Hoare triple {19410#(<= main_~main__x~0 65)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19417#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:36,490 INFO L273 TraceCheckUtils]: 102: Hoare triple {19417#(<= main_~main__x~0 66)} assume ~main__x~0 < 100; {19417#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:36,491 INFO L273 TraceCheckUtils]: 103: Hoare triple {19417#(<= main_~main__x~0 66)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19424#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:36,492 INFO L273 TraceCheckUtils]: 104: Hoare triple {19424#(<= main_~main__x~0 67)} assume ~main__x~0 < 100; {19424#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:36,514 INFO L273 TraceCheckUtils]: 105: Hoare triple {19424#(<= main_~main__x~0 67)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19431#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:36,530 INFO L273 TraceCheckUtils]: 106: Hoare triple {19431#(<= main_~main__x~0 68)} assume ~main__x~0 < 100; {19431#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:36,536 INFO L273 TraceCheckUtils]: 107: Hoare triple {19431#(<= main_~main__x~0 68)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19438#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:36,536 INFO L273 TraceCheckUtils]: 108: Hoare triple {19438#(<= main_~main__x~0 69)} assume ~main__x~0 < 100; {19438#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:36,537 INFO L273 TraceCheckUtils]: 109: Hoare triple {19438#(<= main_~main__x~0 69)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19445#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:36,537 INFO L273 TraceCheckUtils]: 110: Hoare triple {19445#(<= main_~main__x~0 70)} assume ~main__x~0 < 100; {19445#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:36,538 INFO L273 TraceCheckUtils]: 111: Hoare triple {19445#(<= main_~main__x~0 70)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19452#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:36,538 INFO L273 TraceCheckUtils]: 112: Hoare triple {19452#(<= main_~main__x~0 71)} assume ~main__x~0 < 100; {19452#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:36,539 INFO L273 TraceCheckUtils]: 113: Hoare triple {19452#(<= main_~main__x~0 71)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19459#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:36,539 INFO L273 TraceCheckUtils]: 114: Hoare triple {19459#(<= main_~main__x~0 72)} assume ~main__x~0 < 100; {19459#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:36,540 INFO L273 TraceCheckUtils]: 115: Hoare triple {19459#(<= main_~main__x~0 72)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19466#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:36,540 INFO L273 TraceCheckUtils]: 116: Hoare triple {19466#(<= main_~main__x~0 73)} assume ~main__x~0 < 100; {19466#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:36,541 INFO L273 TraceCheckUtils]: 117: Hoare triple {19466#(<= main_~main__x~0 73)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19473#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:36,542 INFO L273 TraceCheckUtils]: 118: Hoare triple {19473#(<= main_~main__x~0 74)} assume ~main__x~0 < 100; {19473#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:36,543 INFO L273 TraceCheckUtils]: 119: Hoare triple {19473#(<= main_~main__x~0 74)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19480#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:36,543 INFO L273 TraceCheckUtils]: 120: Hoare triple {19480#(<= main_~main__x~0 75)} assume ~main__x~0 < 100; {19480#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:36,544 INFO L273 TraceCheckUtils]: 121: Hoare triple {19480#(<= main_~main__x~0 75)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19487#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:36,545 INFO L273 TraceCheckUtils]: 122: Hoare triple {19487#(<= main_~main__x~0 76)} assume ~main__x~0 < 100; {19487#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:36,545 INFO L273 TraceCheckUtils]: 123: Hoare triple {19487#(<= main_~main__x~0 76)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19494#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:36,546 INFO L273 TraceCheckUtils]: 124: Hoare triple {19494#(<= main_~main__x~0 77)} assume ~main__x~0 < 100; {19494#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:36,547 INFO L273 TraceCheckUtils]: 125: Hoare triple {19494#(<= main_~main__x~0 77)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19501#(<= main_~main__x~0 78)} is VALID [2018-11-14 17:36:36,547 INFO L273 TraceCheckUtils]: 126: Hoare triple {19501#(<= main_~main__x~0 78)} assume ~main__x~0 < 100; {19501#(<= main_~main__x~0 78)} is VALID [2018-11-14 17:36:36,548 INFO L273 TraceCheckUtils]: 127: Hoare triple {19501#(<= main_~main__x~0 78)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19508#(<= main_~main__x~0 79)} is VALID [2018-11-14 17:36:36,549 INFO L273 TraceCheckUtils]: 128: Hoare triple {19508#(<= main_~main__x~0 79)} assume ~main__x~0 < 100; {19508#(<= main_~main__x~0 79)} is VALID [2018-11-14 17:36:36,550 INFO L273 TraceCheckUtils]: 129: Hoare triple {19508#(<= main_~main__x~0 79)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {19515#(<= main_~main__x~0 80)} is VALID [2018-11-14 17:36:36,550 INFO L273 TraceCheckUtils]: 130: Hoare triple {19515#(<= main_~main__x~0 80)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {19061#false} is VALID [2018-11-14 17:36:36,551 INFO L273 TraceCheckUtils]: 131: Hoare triple {19061#false} assume ~__VERIFIER_assert__cond~0 == 0; {19061#false} is VALID [2018-11-14 17:36:36,551 INFO L273 TraceCheckUtils]: 132: Hoare triple {19061#false} assume !false; {19061#false} is VALID [2018-11-14 17:36:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2809 backedges. 1403 proven. 900 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2018-11-14 17:36:36,583 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:36,584 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 33] total 66 [2018-11-14 17:36:36,584 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 133 [2018-11-14 17:36:36,585 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:36,585 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 66 states. [2018-11-14 17:36:36,792 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:36,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-11-14 17:36:36,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-11-14 17:36:36,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2145, Invalid=2145, Unknown=0, NotChecked=0, Total=4290 [2018-11-14 17:36:36,795 INFO L87 Difference]: Start difference. First operand 134 states and 135 transitions. Second operand 66 states. [2018-11-14 17:36:37,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:37,788 INFO L93 Difference]: Finished difference Result 201 states and 204 transitions. [2018-11-14 17:36:37,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2018-11-14 17:36:37,788 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 133 [2018-11-14 17:36:37,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:37,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-14 17:36:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 147 transitions. [2018-11-14 17:36:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-14 17:36:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 147 transitions. [2018-11-14 17:36:37,791 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 66 states and 147 transitions. [2018-11-14 17:36:37,958 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 147 edges. 147 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:37,961 INFO L225 Difference]: With dead ends: 201 [2018-11-14 17:36:37,961 INFO L226 Difference]: Without dead ends: 139 [2018-11-14 17:36:37,963 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=2145, Invalid=2145, Unknown=0, NotChecked=0, Total=4290 [2018-11-14 17:36:37,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-11-14 17:36:38,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 138. [2018-11-14 17:36:38,055 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:38,055 INFO L82 GeneralOperation]: Start isEquivalent. First operand 139 states. Second operand 138 states. [2018-11-14 17:36:38,055 INFO L74 IsIncluded]: Start isIncluded. First operand 139 states. Second operand 138 states. [2018-11-14 17:36:38,055 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 138 states. [2018-11-14 17:36:38,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:38,058 INFO L93 Difference]: Finished difference Result 139 states and 140 transitions. [2018-11-14 17:36:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-11-14 17:36:38,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:38,058 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:38,059 INFO L74 IsIncluded]: Start isIncluded. First operand 138 states. Second operand 139 states. [2018-11-14 17:36:38,059 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 139 states. [2018-11-14 17:36:38,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:38,061 INFO L93 Difference]: Finished difference Result 139 states and 140 transitions. [2018-11-14 17:36:38,061 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-11-14 17:36:38,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:38,061 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:38,062 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:38,062 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-11-14 17:36:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 139 transitions. [2018-11-14 17:36:38,064 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 139 transitions. Word has length 133 [2018-11-14 17:36:38,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:38,064 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 139 transitions. [2018-11-14 17:36:38,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-11-14 17:36:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 139 transitions. [2018-11-14 17:36:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-14 17:36:38,065 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:38,065 INFO L375 BasicCegarLoop]: trace histogram [55, 31, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:38,066 INFO L423 AbstractCegarLoop]: === Iteration 31 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:38,066 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:38,066 INFO L82 PathProgramCache]: Analyzing trace with hash -223978687, now seen corresponding path program 24 times [2018-11-14 17:36:38,066 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:38,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:38,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:38,067 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:38,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:38,807 INFO L256 TraceCheckUtils]: 0: Hoare triple {20307#true} call ULTIMATE.init(); {20307#true} is VALID [2018-11-14 17:36:38,807 INFO L273 TraceCheckUtils]: 1: Hoare triple {20307#true} ~__return_main~0 := 0;~__return_720~0 := 0; {20307#true} is VALID [2018-11-14 17:36:38,808 INFO L273 TraceCheckUtils]: 2: Hoare triple {20307#true} assume true; {20307#true} is VALID [2018-11-14 17:36:38,808 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {20307#true} {20307#true} #115#return; {20307#true} is VALID [2018-11-14 17:36:38,808 INFO L256 TraceCheckUtils]: 4: Hoare triple {20307#true} call #t~ret1 := main(); {20307#true} is VALID [2018-11-14 17:36:38,808 INFO L273 TraceCheckUtils]: 5: Hoare triple {20307#true} ~main__x~0 := 0;~main__y~0 := 50; {20309#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:38,809 INFO L273 TraceCheckUtils]: 6: Hoare triple {20309#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {20309#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:38,809 INFO L273 TraceCheckUtils]: 7: Hoare triple {20309#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20310#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:38,810 INFO L273 TraceCheckUtils]: 8: Hoare triple {20310#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {20310#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:38,810 INFO L273 TraceCheckUtils]: 9: Hoare triple {20310#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20311#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:38,811 INFO L273 TraceCheckUtils]: 10: Hoare triple {20311#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {20311#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:38,811 INFO L273 TraceCheckUtils]: 11: Hoare triple {20311#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20312#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:38,811 INFO L273 TraceCheckUtils]: 12: Hoare triple {20312#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {20312#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:38,812 INFO L273 TraceCheckUtils]: 13: Hoare triple {20312#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20313#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:38,812 INFO L273 TraceCheckUtils]: 14: Hoare triple {20313#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {20313#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:38,813 INFO L273 TraceCheckUtils]: 15: Hoare triple {20313#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20314#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:38,817 INFO L273 TraceCheckUtils]: 16: Hoare triple {20314#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {20314#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:38,817 INFO L273 TraceCheckUtils]: 17: Hoare triple {20314#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20315#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:38,817 INFO L273 TraceCheckUtils]: 18: Hoare triple {20315#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {20315#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:38,818 INFO L273 TraceCheckUtils]: 19: Hoare triple {20315#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20316#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:38,818 INFO L273 TraceCheckUtils]: 20: Hoare triple {20316#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {20316#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:38,819 INFO L273 TraceCheckUtils]: 21: Hoare triple {20316#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20317#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:38,819 INFO L273 TraceCheckUtils]: 22: Hoare triple {20317#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {20317#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:38,820 INFO L273 TraceCheckUtils]: 23: Hoare triple {20317#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20318#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:38,820 INFO L273 TraceCheckUtils]: 24: Hoare triple {20318#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {20318#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:38,821 INFO L273 TraceCheckUtils]: 25: Hoare triple {20318#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20319#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:38,821 INFO L273 TraceCheckUtils]: 26: Hoare triple {20319#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {20319#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:38,822 INFO L273 TraceCheckUtils]: 27: Hoare triple {20319#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20320#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:38,823 INFO L273 TraceCheckUtils]: 28: Hoare triple {20320#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {20320#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:38,823 INFO L273 TraceCheckUtils]: 29: Hoare triple {20320#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20321#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:38,824 INFO L273 TraceCheckUtils]: 30: Hoare triple {20321#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {20321#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:38,824 INFO L273 TraceCheckUtils]: 31: Hoare triple {20321#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20322#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:38,825 INFO L273 TraceCheckUtils]: 32: Hoare triple {20322#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {20322#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:38,826 INFO L273 TraceCheckUtils]: 33: Hoare triple {20322#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20323#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:38,826 INFO L273 TraceCheckUtils]: 34: Hoare triple {20323#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {20323#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:38,827 INFO L273 TraceCheckUtils]: 35: Hoare triple {20323#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20324#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:38,827 INFO L273 TraceCheckUtils]: 36: Hoare triple {20324#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {20324#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:38,828 INFO L273 TraceCheckUtils]: 37: Hoare triple {20324#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20325#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:38,828 INFO L273 TraceCheckUtils]: 38: Hoare triple {20325#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {20325#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:38,829 INFO L273 TraceCheckUtils]: 39: Hoare triple {20325#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20326#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:38,830 INFO L273 TraceCheckUtils]: 40: Hoare triple {20326#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {20326#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:38,830 INFO L273 TraceCheckUtils]: 41: Hoare triple {20326#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20327#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:38,831 INFO L273 TraceCheckUtils]: 42: Hoare triple {20327#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {20327#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:38,832 INFO L273 TraceCheckUtils]: 43: Hoare triple {20327#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20328#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:38,832 INFO L273 TraceCheckUtils]: 44: Hoare triple {20328#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {20328#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:38,833 INFO L273 TraceCheckUtils]: 45: Hoare triple {20328#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20329#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:38,833 INFO L273 TraceCheckUtils]: 46: Hoare triple {20329#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {20329#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:38,834 INFO L273 TraceCheckUtils]: 47: Hoare triple {20329#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20330#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:38,834 INFO L273 TraceCheckUtils]: 48: Hoare triple {20330#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {20330#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:38,835 INFO L273 TraceCheckUtils]: 49: Hoare triple {20330#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20331#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:38,836 INFO L273 TraceCheckUtils]: 50: Hoare triple {20331#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {20331#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:38,836 INFO L273 TraceCheckUtils]: 51: Hoare triple {20331#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20332#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:38,837 INFO L273 TraceCheckUtils]: 52: Hoare triple {20332#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {20332#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:38,837 INFO L273 TraceCheckUtils]: 53: Hoare triple {20332#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20333#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:38,838 INFO L273 TraceCheckUtils]: 54: Hoare triple {20333#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {20333#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:38,839 INFO L273 TraceCheckUtils]: 55: Hoare triple {20333#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20334#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:38,839 INFO L273 TraceCheckUtils]: 56: Hoare triple {20334#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {20334#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:38,840 INFO L273 TraceCheckUtils]: 57: Hoare triple {20334#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20335#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:38,840 INFO L273 TraceCheckUtils]: 58: Hoare triple {20335#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {20335#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:38,841 INFO L273 TraceCheckUtils]: 59: Hoare triple {20335#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20336#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:38,842 INFO L273 TraceCheckUtils]: 60: Hoare triple {20336#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {20336#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:38,842 INFO L273 TraceCheckUtils]: 61: Hoare triple {20336#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20337#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:38,843 INFO L273 TraceCheckUtils]: 62: Hoare triple {20337#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {20337#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:38,843 INFO L273 TraceCheckUtils]: 63: Hoare triple {20337#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20338#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:38,844 INFO L273 TraceCheckUtils]: 64: Hoare triple {20338#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {20338#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:38,845 INFO L273 TraceCheckUtils]: 65: Hoare triple {20338#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20339#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:38,845 INFO L273 TraceCheckUtils]: 66: Hoare triple {20339#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {20339#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:38,846 INFO L273 TraceCheckUtils]: 67: Hoare triple {20339#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20340#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:38,846 INFO L273 TraceCheckUtils]: 68: Hoare triple {20340#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {20340#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:38,847 INFO L273 TraceCheckUtils]: 69: Hoare triple {20340#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20341#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:38,848 INFO L273 TraceCheckUtils]: 70: Hoare triple {20341#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {20341#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:38,848 INFO L273 TraceCheckUtils]: 71: Hoare triple {20341#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20342#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:38,849 INFO L273 TraceCheckUtils]: 72: Hoare triple {20342#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {20342#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:38,849 INFO L273 TraceCheckUtils]: 73: Hoare triple {20342#(<= main_~main__x~0 33)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,850 INFO L273 TraceCheckUtils]: 74: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,850 INFO L273 TraceCheckUtils]: 75: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,850 INFO L273 TraceCheckUtils]: 76: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,850 INFO L273 TraceCheckUtils]: 77: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,850 INFO L273 TraceCheckUtils]: 78: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,851 INFO L273 TraceCheckUtils]: 79: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,851 INFO L273 TraceCheckUtils]: 80: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,851 INFO L273 TraceCheckUtils]: 81: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,851 INFO L273 TraceCheckUtils]: 82: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,851 INFO L273 TraceCheckUtils]: 83: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,851 INFO L273 TraceCheckUtils]: 84: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,851 INFO L273 TraceCheckUtils]: 85: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 86: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 87: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 88: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 89: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 90: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 91: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 92: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 93: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 94: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,852 INFO L273 TraceCheckUtils]: 95: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 96: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 97: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 98: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 99: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 100: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 101: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 102: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 103: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,853 INFO L273 TraceCheckUtils]: 104: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 105: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 106: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 107: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 108: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 109: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 110: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 111: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 112: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 113: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,854 INFO L273 TraceCheckUtils]: 114: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 115: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 116: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 117: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 118: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 119: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 120: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 121: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 122: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 123: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,855 INFO L273 TraceCheckUtils]: 124: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 125: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 126: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 127: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 128: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 129: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 130: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 131: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 132: Hoare triple {20308#false} assume ~main__x~0 < 100; {20308#false} is VALID [2018-11-14 17:36:38,856 INFO L273 TraceCheckUtils]: 133: Hoare triple {20308#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20308#false} is VALID [2018-11-14 17:36:38,857 INFO L273 TraceCheckUtils]: 134: Hoare triple {20308#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {20308#false} is VALID [2018-11-14 17:36:38,857 INFO L273 TraceCheckUtils]: 135: Hoare triple {20308#false} assume ~__VERIFIER_assert__cond~0 == 0; {20308#false} is VALID [2018-11-14 17:36:38,857 INFO L273 TraceCheckUtils]: 136: Hoare triple {20308#false} assume !false; {20308#false} is VALID [2018-11-14 17:36:38,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3025 backedges. 1525 proven. 600 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2018-11-14 17:36:38,867 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:38,867 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:38,880 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-14 17:36:38,971 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) [2018-11-14 17:36:38,971 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:38,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:40,418 INFO L256 TraceCheckUtils]: 0: Hoare triple {20307#true} call ULTIMATE.init(); {20307#true} is VALID [2018-11-14 17:36:40,418 INFO L273 TraceCheckUtils]: 1: Hoare triple {20307#true} ~__return_main~0 := 0;~__return_720~0 := 0; {20307#true} is VALID [2018-11-14 17:36:40,418 INFO L273 TraceCheckUtils]: 2: Hoare triple {20307#true} assume true; {20307#true} is VALID [2018-11-14 17:36:40,418 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {20307#true} {20307#true} #115#return; {20307#true} is VALID [2018-11-14 17:36:40,418 INFO L256 TraceCheckUtils]: 4: Hoare triple {20307#true} call #t~ret1 := main(); {20307#true} is VALID [2018-11-14 17:36:40,419 INFO L273 TraceCheckUtils]: 5: Hoare triple {20307#true} ~main__x~0 := 0;~main__y~0 := 50; {20307#true} is VALID [2018-11-14 17:36:40,419 INFO L273 TraceCheckUtils]: 6: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,419 INFO L273 TraceCheckUtils]: 7: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,419 INFO L273 TraceCheckUtils]: 8: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,419 INFO L273 TraceCheckUtils]: 9: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,419 INFO L273 TraceCheckUtils]: 10: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,419 INFO L273 TraceCheckUtils]: 11: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 12: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 13: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 14: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 15: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 16: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 17: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 18: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,420 INFO L273 TraceCheckUtils]: 19: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,421 INFO L273 TraceCheckUtils]: 20: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,421 INFO L273 TraceCheckUtils]: 21: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,421 INFO L273 TraceCheckUtils]: 22: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,421 INFO L273 TraceCheckUtils]: 23: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,421 INFO L273 TraceCheckUtils]: 24: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,421 INFO L273 TraceCheckUtils]: 25: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,422 INFO L273 TraceCheckUtils]: 26: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,422 INFO L273 TraceCheckUtils]: 27: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,422 INFO L273 TraceCheckUtils]: 28: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,422 INFO L273 TraceCheckUtils]: 29: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,422 INFO L273 TraceCheckUtils]: 30: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,422 INFO L273 TraceCheckUtils]: 31: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,423 INFO L273 TraceCheckUtils]: 32: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,423 INFO L273 TraceCheckUtils]: 33: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,423 INFO L273 TraceCheckUtils]: 34: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,423 INFO L273 TraceCheckUtils]: 35: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,423 INFO L273 TraceCheckUtils]: 36: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,423 INFO L273 TraceCheckUtils]: 37: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,424 INFO L273 TraceCheckUtils]: 38: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,424 INFO L273 TraceCheckUtils]: 39: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,424 INFO L273 TraceCheckUtils]: 40: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,424 INFO L273 TraceCheckUtils]: 41: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,424 INFO L273 TraceCheckUtils]: 42: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,424 INFO L273 TraceCheckUtils]: 43: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,424 INFO L273 TraceCheckUtils]: 44: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,425 INFO L273 TraceCheckUtils]: 45: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,425 INFO L273 TraceCheckUtils]: 46: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,425 INFO L273 TraceCheckUtils]: 47: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,425 INFO L273 TraceCheckUtils]: 48: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,425 INFO L273 TraceCheckUtils]: 49: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,425 INFO L273 TraceCheckUtils]: 50: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,425 INFO L273 TraceCheckUtils]: 51: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,426 INFO L273 TraceCheckUtils]: 52: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,426 INFO L273 TraceCheckUtils]: 53: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,426 INFO L273 TraceCheckUtils]: 54: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,426 INFO L273 TraceCheckUtils]: 55: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,426 INFO L273 TraceCheckUtils]: 56: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,426 INFO L273 TraceCheckUtils]: 57: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,427 INFO L273 TraceCheckUtils]: 58: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,427 INFO L273 TraceCheckUtils]: 59: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,427 INFO L273 TraceCheckUtils]: 60: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,427 INFO L273 TraceCheckUtils]: 61: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,427 INFO L273 TraceCheckUtils]: 62: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,427 INFO L273 TraceCheckUtils]: 63: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,427 INFO L273 TraceCheckUtils]: 64: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,428 INFO L273 TraceCheckUtils]: 65: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,428 INFO L273 TraceCheckUtils]: 66: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,428 INFO L273 TraceCheckUtils]: 67: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,428 INFO L273 TraceCheckUtils]: 68: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,428 INFO L273 TraceCheckUtils]: 69: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20307#true} is VALID [2018-11-14 17:36:40,428 INFO L273 TraceCheckUtils]: 70: Hoare triple {20307#true} assume ~main__x~0 < 100; {20307#true} is VALID [2018-11-14 17:36:40,446 INFO L273 TraceCheckUtils]: 71: Hoare triple {20307#true} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {20559#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:40,446 INFO L273 TraceCheckUtils]: 72: Hoare triple {20559#(<= main_~main__x~0 50)} assume ~main__x~0 < 100; {20559#(<= main_~main__x~0 50)} is VALID [2018-11-14 17:36:40,447 INFO L273 TraceCheckUtils]: 73: Hoare triple {20559#(<= main_~main__x~0 50)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20566#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:40,447 INFO L273 TraceCheckUtils]: 74: Hoare triple {20566#(<= main_~main__x~0 51)} assume ~main__x~0 < 100; {20566#(<= main_~main__x~0 51)} is VALID [2018-11-14 17:36:40,448 INFO L273 TraceCheckUtils]: 75: Hoare triple {20566#(<= main_~main__x~0 51)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20573#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:40,448 INFO L273 TraceCheckUtils]: 76: Hoare triple {20573#(<= main_~main__x~0 52)} assume ~main__x~0 < 100; {20573#(<= main_~main__x~0 52)} is VALID [2018-11-14 17:36:40,448 INFO L273 TraceCheckUtils]: 77: Hoare triple {20573#(<= main_~main__x~0 52)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20580#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:40,449 INFO L273 TraceCheckUtils]: 78: Hoare triple {20580#(<= main_~main__x~0 53)} assume ~main__x~0 < 100; {20580#(<= main_~main__x~0 53)} is VALID [2018-11-14 17:36:40,449 INFO L273 TraceCheckUtils]: 79: Hoare triple {20580#(<= main_~main__x~0 53)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20587#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:40,449 INFO L273 TraceCheckUtils]: 80: Hoare triple {20587#(<= main_~main__x~0 54)} assume ~main__x~0 < 100; {20587#(<= main_~main__x~0 54)} is VALID [2018-11-14 17:36:40,450 INFO L273 TraceCheckUtils]: 81: Hoare triple {20587#(<= main_~main__x~0 54)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20594#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:40,450 INFO L273 TraceCheckUtils]: 82: Hoare triple {20594#(<= main_~main__x~0 55)} assume ~main__x~0 < 100; {20594#(<= main_~main__x~0 55)} is VALID [2018-11-14 17:36:40,451 INFO L273 TraceCheckUtils]: 83: Hoare triple {20594#(<= main_~main__x~0 55)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20601#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:40,452 INFO L273 TraceCheckUtils]: 84: Hoare triple {20601#(<= main_~main__x~0 56)} assume ~main__x~0 < 100; {20601#(<= main_~main__x~0 56)} is VALID [2018-11-14 17:36:40,452 INFO L273 TraceCheckUtils]: 85: Hoare triple {20601#(<= main_~main__x~0 56)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20608#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:40,453 INFO L273 TraceCheckUtils]: 86: Hoare triple {20608#(<= main_~main__x~0 57)} assume ~main__x~0 < 100; {20608#(<= main_~main__x~0 57)} is VALID [2018-11-14 17:36:40,454 INFO L273 TraceCheckUtils]: 87: Hoare triple {20608#(<= main_~main__x~0 57)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20615#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:40,454 INFO L273 TraceCheckUtils]: 88: Hoare triple {20615#(<= main_~main__x~0 58)} assume ~main__x~0 < 100; {20615#(<= main_~main__x~0 58)} is VALID [2018-11-14 17:36:40,455 INFO L273 TraceCheckUtils]: 89: Hoare triple {20615#(<= main_~main__x~0 58)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20622#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:40,455 INFO L273 TraceCheckUtils]: 90: Hoare triple {20622#(<= main_~main__x~0 59)} assume ~main__x~0 < 100; {20622#(<= main_~main__x~0 59)} is VALID [2018-11-14 17:36:40,456 INFO L273 TraceCheckUtils]: 91: Hoare triple {20622#(<= main_~main__x~0 59)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20629#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:40,457 INFO L273 TraceCheckUtils]: 92: Hoare triple {20629#(<= main_~main__x~0 60)} assume ~main__x~0 < 100; {20629#(<= main_~main__x~0 60)} is VALID [2018-11-14 17:36:40,457 INFO L273 TraceCheckUtils]: 93: Hoare triple {20629#(<= main_~main__x~0 60)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20636#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:40,458 INFO L273 TraceCheckUtils]: 94: Hoare triple {20636#(<= main_~main__x~0 61)} assume ~main__x~0 < 100; {20636#(<= main_~main__x~0 61)} is VALID [2018-11-14 17:36:40,459 INFO L273 TraceCheckUtils]: 95: Hoare triple {20636#(<= main_~main__x~0 61)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20643#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:40,459 INFO L273 TraceCheckUtils]: 96: Hoare triple {20643#(<= main_~main__x~0 62)} assume ~main__x~0 < 100; {20643#(<= main_~main__x~0 62)} is VALID [2018-11-14 17:36:40,460 INFO L273 TraceCheckUtils]: 97: Hoare triple {20643#(<= main_~main__x~0 62)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20650#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:40,460 INFO L273 TraceCheckUtils]: 98: Hoare triple {20650#(<= main_~main__x~0 63)} assume ~main__x~0 < 100; {20650#(<= main_~main__x~0 63)} is VALID [2018-11-14 17:36:40,461 INFO L273 TraceCheckUtils]: 99: Hoare triple {20650#(<= main_~main__x~0 63)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20657#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:40,462 INFO L273 TraceCheckUtils]: 100: Hoare triple {20657#(<= main_~main__x~0 64)} assume ~main__x~0 < 100; {20657#(<= main_~main__x~0 64)} is VALID [2018-11-14 17:36:40,462 INFO L273 TraceCheckUtils]: 101: Hoare triple {20657#(<= main_~main__x~0 64)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20664#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:40,463 INFO L273 TraceCheckUtils]: 102: Hoare triple {20664#(<= main_~main__x~0 65)} assume ~main__x~0 < 100; {20664#(<= main_~main__x~0 65)} is VALID [2018-11-14 17:36:40,464 INFO L273 TraceCheckUtils]: 103: Hoare triple {20664#(<= main_~main__x~0 65)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20671#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:40,464 INFO L273 TraceCheckUtils]: 104: Hoare triple {20671#(<= main_~main__x~0 66)} assume ~main__x~0 < 100; {20671#(<= main_~main__x~0 66)} is VALID [2018-11-14 17:36:40,465 INFO L273 TraceCheckUtils]: 105: Hoare triple {20671#(<= main_~main__x~0 66)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20678#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:40,465 INFO L273 TraceCheckUtils]: 106: Hoare triple {20678#(<= main_~main__x~0 67)} assume ~main__x~0 < 100; {20678#(<= main_~main__x~0 67)} is VALID [2018-11-14 17:36:40,466 INFO L273 TraceCheckUtils]: 107: Hoare triple {20678#(<= main_~main__x~0 67)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20685#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:40,467 INFO L273 TraceCheckUtils]: 108: Hoare triple {20685#(<= main_~main__x~0 68)} assume ~main__x~0 < 100; {20685#(<= main_~main__x~0 68)} is VALID [2018-11-14 17:36:40,467 INFO L273 TraceCheckUtils]: 109: Hoare triple {20685#(<= main_~main__x~0 68)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20692#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:40,468 INFO L273 TraceCheckUtils]: 110: Hoare triple {20692#(<= main_~main__x~0 69)} assume ~main__x~0 < 100; {20692#(<= main_~main__x~0 69)} is VALID [2018-11-14 17:36:40,469 INFO L273 TraceCheckUtils]: 111: Hoare triple {20692#(<= main_~main__x~0 69)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20699#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:40,469 INFO L273 TraceCheckUtils]: 112: Hoare triple {20699#(<= main_~main__x~0 70)} assume ~main__x~0 < 100; {20699#(<= main_~main__x~0 70)} is VALID [2018-11-14 17:36:40,470 INFO L273 TraceCheckUtils]: 113: Hoare triple {20699#(<= main_~main__x~0 70)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20706#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:40,470 INFO L273 TraceCheckUtils]: 114: Hoare triple {20706#(<= main_~main__x~0 71)} assume ~main__x~0 < 100; {20706#(<= main_~main__x~0 71)} is VALID [2018-11-14 17:36:40,471 INFO L273 TraceCheckUtils]: 115: Hoare triple {20706#(<= main_~main__x~0 71)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20713#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:40,472 INFO L273 TraceCheckUtils]: 116: Hoare triple {20713#(<= main_~main__x~0 72)} assume ~main__x~0 < 100; {20713#(<= main_~main__x~0 72)} is VALID [2018-11-14 17:36:40,472 INFO L273 TraceCheckUtils]: 117: Hoare triple {20713#(<= main_~main__x~0 72)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20720#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:40,473 INFO L273 TraceCheckUtils]: 118: Hoare triple {20720#(<= main_~main__x~0 73)} assume ~main__x~0 < 100; {20720#(<= main_~main__x~0 73)} is VALID [2018-11-14 17:36:40,474 INFO L273 TraceCheckUtils]: 119: Hoare triple {20720#(<= main_~main__x~0 73)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20727#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:40,474 INFO L273 TraceCheckUtils]: 120: Hoare triple {20727#(<= main_~main__x~0 74)} assume ~main__x~0 < 100; {20727#(<= main_~main__x~0 74)} is VALID [2018-11-14 17:36:40,475 INFO L273 TraceCheckUtils]: 121: Hoare triple {20727#(<= main_~main__x~0 74)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20734#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:40,475 INFO L273 TraceCheckUtils]: 122: Hoare triple {20734#(<= main_~main__x~0 75)} assume ~main__x~0 < 100; {20734#(<= main_~main__x~0 75)} is VALID [2018-11-14 17:36:40,476 INFO L273 TraceCheckUtils]: 123: Hoare triple {20734#(<= main_~main__x~0 75)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20741#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:40,477 INFO L273 TraceCheckUtils]: 124: Hoare triple {20741#(<= main_~main__x~0 76)} assume ~main__x~0 < 100; {20741#(<= main_~main__x~0 76)} is VALID [2018-11-14 17:36:40,477 INFO L273 TraceCheckUtils]: 125: Hoare triple {20741#(<= main_~main__x~0 76)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20748#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:40,478 INFO L273 TraceCheckUtils]: 126: Hoare triple {20748#(<= main_~main__x~0 77)} assume ~main__x~0 < 100; {20748#(<= main_~main__x~0 77)} is VALID [2018-11-14 17:36:40,479 INFO L273 TraceCheckUtils]: 127: Hoare triple {20748#(<= main_~main__x~0 77)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20755#(<= main_~main__x~0 78)} is VALID [2018-11-14 17:36:40,479 INFO L273 TraceCheckUtils]: 128: Hoare triple {20755#(<= main_~main__x~0 78)} assume ~main__x~0 < 100; {20755#(<= main_~main__x~0 78)} is VALID [2018-11-14 17:36:40,480 INFO L273 TraceCheckUtils]: 129: Hoare triple {20755#(<= main_~main__x~0 78)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20762#(<= main_~main__x~0 79)} is VALID [2018-11-14 17:36:40,480 INFO L273 TraceCheckUtils]: 130: Hoare triple {20762#(<= main_~main__x~0 79)} assume ~main__x~0 < 100; {20762#(<= main_~main__x~0 79)} is VALID [2018-11-14 17:36:40,481 INFO L273 TraceCheckUtils]: 131: Hoare triple {20762#(<= main_~main__x~0 79)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20769#(<= main_~main__x~0 80)} is VALID [2018-11-14 17:36:40,482 INFO L273 TraceCheckUtils]: 132: Hoare triple {20769#(<= main_~main__x~0 80)} assume ~main__x~0 < 100; {20769#(<= main_~main__x~0 80)} is VALID [2018-11-14 17:36:40,482 INFO L273 TraceCheckUtils]: 133: Hoare triple {20769#(<= main_~main__x~0 80)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {20776#(<= main_~main__x~0 81)} is VALID [2018-11-14 17:36:40,483 INFO L273 TraceCheckUtils]: 134: Hoare triple {20776#(<= main_~main__x~0 81)} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {20308#false} is VALID [2018-11-14 17:36:40,483 INFO L273 TraceCheckUtils]: 135: Hoare triple {20308#false} assume ~__VERIFIER_assert__cond~0 == 0; {20308#false} is VALID [2018-11-14 17:36:40,484 INFO L273 TraceCheckUtils]: 136: Hoare triple {20308#false} assume !false; {20308#false} is VALID [2018-11-14 17:36:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3025 backedges. 1512 proven. 961 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2018-11-14 17:36:40,514 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:40,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 34] total 68 [2018-11-14 17:36:40,515 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 137 [2018-11-14 17:36:40,515 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:40,515 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 68 states. [2018-11-14 17:36:40,700 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:40,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-11-14 17:36:40,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-11-14 17:36:40,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2278, Invalid=2278, Unknown=0, NotChecked=0, Total=4556 [2018-11-14 17:36:40,702 INFO L87 Difference]: Start difference. First operand 138 states and 139 transitions. Second operand 68 states. [2018-11-14 17:36:41,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:41,582 INFO L93 Difference]: Finished difference Result 207 states and 210 transitions. [2018-11-14 17:36:41,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2018-11-14 17:36:41,583 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 137 [2018-11-14 17:36:41,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-11-14 17:36:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 151 transitions. [2018-11-14 17:36:41,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-11-14 17:36:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 151 transitions. [2018-11-14 17:36:41,585 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 68 states and 151 transitions. [2018-11-14 17:36:41,716 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 151 edges. 151 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:41,719 INFO L225 Difference]: With dead ends: 207 [2018-11-14 17:36:41,719 INFO L226 Difference]: Without dead ends: 143 [2018-11-14 17:36:41,721 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=2278, Invalid=2278, Unknown=0, NotChecked=0, Total=4556 [2018-11-14 17:36:41,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-11-14 17:36:41,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 142. [2018-11-14 17:36:41,835 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:41,835 INFO L82 GeneralOperation]: Start isEquivalent. First operand 143 states. Second operand 142 states. [2018-11-14 17:36:41,835 INFO L74 IsIncluded]: Start isIncluded. First operand 143 states. Second operand 142 states. [2018-11-14 17:36:41,835 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 142 states. [2018-11-14 17:36:41,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:41,837 INFO L93 Difference]: Finished difference Result 143 states and 144 transitions. [2018-11-14 17:36:41,838 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-11-14 17:36:41,838 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:41,838 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:41,838 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 143 states. [2018-11-14 17:36:41,838 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 143 states. [2018-11-14 17:36:41,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:41,840 INFO L93 Difference]: Finished difference Result 143 states and 144 transitions. [2018-11-14 17:36:41,840 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-11-14 17:36:41,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:41,840 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:41,840 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:41,840 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:41,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-14 17:36:41,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 143 transitions. [2018-11-14 17:36:41,842 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 143 transitions. Word has length 137 [2018-11-14 17:36:41,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:41,843 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 143 transitions. [2018-11-14 17:36:41,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-11-14 17:36:41,843 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 143 transitions. [2018-11-14 17:36:41,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-14 17:36:41,844 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:41,844 INFO L375 BasicCegarLoop]: trace histogram [57, 32, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:41,844 INFO L423 AbstractCegarLoop]: === Iteration 32 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:41,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:41,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1341398568, now seen corresponding path program 25 times [2018-11-14 17:36:41,844 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:41,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:41,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:41,845 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:41,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:42,653 INFO L256 TraceCheckUtils]: 0: Hoare triple {21591#true} call ULTIMATE.init(); {21591#true} is VALID [2018-11-14 17:36:42,654 INFO L273 TraceCheckUtils]: 1: Hoare triple {21591#true} ~__return_main~0 := 0;~__return_720~0 := 0; {21591#true} is VALID [2018-11-14 17:36:42,654 INFO L273 TraceCheckUtils]: 2: Hoare triple {21591#true} assume true; {21591#true} is VALID [2018-11-14 17:36:42,654 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {21591#true} {21591#true} #115#return; {21591#true} is VALID [2018-11-14 17:36:42,655 INFO L256 TraceCheckUtils]: 4: Hoare triple {21591#true} call #t~ret1 := main(); {21591#true} is VALID [2018-11-14 17:36:42,655 INFO L273 TraceCheckUtils]: 5: Hoare triple {21591#true} ~main__x~0 := 0;~main__y~0 := 50; {21593#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:42,656 INFO L273 TraceCheckUtils]: 6: Hoare triple {21593#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {21593#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:42,656 INFO L273 TraceCheckUtils]: 7: Hoare triple {21593#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21594#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:42,656 INFO L273 TraceCheckUtils]: 8: Hoare triple {21594#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {21594#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:42,657 INFO L273 TraceCheckUtils]: 9: Hoare triple {21594#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21595#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:42,657 INFO L273 TraceCheckUtils]: 10: Hoare triple {21595#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {21595#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:42,658 INFO L273 TraceCheckUtils]: 11: Hoare triple {21595#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21596#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:42,658 INFO L273 TraceCheckUtils]: 12: Hoare triple {21596#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {21596#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:42,658 INFO L273 TraceCheckUtils]: 13: Hoare triple {21596#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21597#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:42,659 INFO L273 TraceCheckUtils]: 14: Hoare triple {21597#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {21597#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:42,659 INFO L273 TraceCheckUtils]: 15: Hoare triple {21597#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21598#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:42,660 INFO L273 TraceCheckUtils]: 16: Hoare triple {21598#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {21598#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:42,661 INFO L273 TraceCheckUtils]: 17: Hoare triple {21598#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21599#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:42,661 INFO L273 TraceCheckUtils]: 18: Hoare triple {21599#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {21599#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:42,662 INFO L273 TraceCheckUtils]: 19: Hoare triple {21599#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21600#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:42,662 INFO L273 TraceCheckUtils]: 20: Hoare triple {21600#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {21600#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:42,663 INFO L273 TraceCheckUtils]: 21: Hoare triple {21600#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21601#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:42,663 INFO L273 TraceCheckUtils]: 22: Hoare triple {21601#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {21601#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:42,664 INFO L273 TraceCheckUtils]: 23: Hoare triple {21601#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21602#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:42,665 INFO L273 TraceCheckUtils]: 24: Hoare triple {21602#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {21602#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:42,665 INFO L273 TraceCheckUtils]: 25: Hoare triple {21602#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21603#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:42,666 INFO L273 TraceCheckUtils]: 26: Hoare triple {21603#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {21603#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:42,667 INFO L273 TraceCheckUtils]: 27: Hoare triple {21603#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21604#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:42,667 INFO L273 TraceCheckUtils]: 28: Hoare triple {21604#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {21604#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:42,668 INFO L273 TraceCheckUtils]: 29: Hoare triple {21604#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21605#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:42,668 INFO L273 TraceCheckUtils]: 30: Hoare triple {21605#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {21605#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:42,669 INFO L273 TraceCheckUtils]: 31: Hoare triple {21605#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21606#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:42,669 INFO L273 TraceCheckUtils]: 32: Hoare triple {21606#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {21606#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:42,670 INFO L273 TraceCheckUtils]: 33: Hoare triple {21606#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21607#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:42,671 INFO L273 TraceCheckUtils]: 34: Hoare triple {21607#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {21607#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:42,671 INFO L273 TraceCheckUtils]: 35: Hoare triple {21607#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21608#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:42,672 INFO L273 TraceCheckUtils]: 36: Hoare triple {21608#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {21608#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:42,672 INFO L273 TraceCheckUtils]: 37: Hoare triple {21608#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21609#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:42,673 INFO L273 TraceCheckUtils]: 38: Hoare triple {21609#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {21609#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:42,674 INFO L273 TraceCheckUtils]: 39: Hoare triple {21609#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21610#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:42,674 INFO L273 TraceCheckUtils]: 40: Hoare triple {21610#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {21610#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:42,675 INFO L273 TraceCheckUtils]: 41: Hoare triple {21610#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21611#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:42,675 INFO L273 TraceCheckUtils]: 42: Hoare triple {21611#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {21611#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:42,676 INFO L273 TraceCheckUtils]: 43: Hoare triple {21611#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21612#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:42,676 INFO L273 TraceCheckUtils]: 44: Hoare triple {21612#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {21612#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:42,677 INFO L273 TraceCheckUtils]: 45: Hoare triple {21612#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21613#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:42,678 INFO L273 TraceCheckUtils]: 46: Hoare triple {21613#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {21613#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:42,678 INFO L273 TraceCheckUtils]: 47: Hoare triple {21613#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21614#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:42,679 INFO L273 TraceCheckUtils]: 48: Hoare triple {21614#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {21614#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:42,680 INFO L273 TraceCheckUtils]: 49: Hoare triple {21614#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21615#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:42,680 INFO L273 TraceCheckUtils]: 50: Hoare triple {21615#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {21615#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:42,681 INFO L273 TraceCheckUtils]: 51: Hoare triple {21615#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21616#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:42,681 INFO L273 TraceCheckUtils]: 52: Hoare triple {21616#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {21616#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:42,682 INFO L273 TraceCheckUtils]: 53: Hoare triple {21616#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21617#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:42,682 INFO L273 TraceCheckUtils]: 54: Hoare triple {21617#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {21617#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:42,683 INFO L273 TraceCheckUtils]: 55: Hoare triple {21617#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21618#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:42,684 INFO L273 TraceCheckUtils]: 56: Hoare triple {21618#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {21618#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:42,684 INFO L273 TraceCheckUtils]: 57: Hoare triple {21618#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21619#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:42,685 INFO L273 TraceCheckUtils]: 58: Hoare triple {21619#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {21619#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:42,685 INFO L273 TraceCheckUtils]: 59: Hoare triple {21619#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21620#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:42,686 INFO L273 TraceCheckUtils]: 60: Hoare triple {21620#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {21620#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:42,687 INFO L273 TraceCheckUtils]: 61: Hoare triple {21620#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21621#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:42,687 INFO L273 TraceCheckUtils]: 62: Hoare triple {21621#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {21621#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:42,688 INFO L273 TraceCheckUtils]: 63: Hoare triple {21621#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21622#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:42,688 INFO L273 TraceCheckUtils]: 64: Hoare triple {21622#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {21622#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:42,689 INFO L273 TraceCheckUtils]: 65: Hoare triple {21622#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21623#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:42,689 INFO L273 TraceCheckUtils]: 66: Hoare triple {21623#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {21623#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:42,690 INFO L273 TraceCheckUtils]: 67: Hoare triple {21623#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21624#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:42,691 INFO L273 TraceCheckUtils]: 68: Hoare triple {21624#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {21624#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:42,691 INFO L273 TraceCheckUtils]: 69: Hoare triple {21624#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21625#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:42,692 INFO L273 TraceCheckUtils]: 70: Hoare triple {21625#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {21625#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:42,692 INFO L273 TraceCheckUtils]: 71: Hoare triple {21625#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21626#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:42,693 INFO L273 TraceCheckUtils]: 72: Hoare triple {21626#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {21626#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:42,694 INFO L273 TraceCheckUtils]: 73: Hoare triple {21626#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21627#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:42,694 INFO L273 TraceCheckUtils]: 74: Hoare triple {21627#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {21627#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:42,695 INFO L273 TraceCheckUtils]: 75: Hoare triple {21627#(<= main_~main__x~0 34)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,695 INFO L273 TraceCheckUtils]: 76: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,695 INFO L273 TraceCheckUtils]: 77: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,695 INFO L273 TraceCheckUtils]: 78: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,696 INFO L273 TraceCheckUtils]: 79: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,696 INFO L273 TraceCheckUtils]: 80: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,696 INFO L273 TraceCheckUtils]: 81: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,696 INFO L273 TraceCheckUtils]: 82: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,696 INFO L273 TraceCheckUtils]: 83: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,696 INFO L273 TraceCheckUtils]: 84: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,697 INFO L273 TraceCheckUtils]: 85: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,697 INFO L273 TraceCheckUtils]: 86: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,697 INFO L273 TraceCheckUtils]: 87: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,697 INFO L273 TraceCheckUtils]: 88: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,697 INFO L273 TraceCheckUtils]: 89: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,697 INFO L273 TraceCheckUtils]: 90: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 91: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 92: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 93: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 94: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 95: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 96: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 97: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 98: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 99: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,698 INFO L273 TraceCheckUtils]: 100: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 101: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 102: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 103: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 104: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 105: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 106: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 107: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 108: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,699 INFO L273 TraceCheckUtils]: 109: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 110: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 111: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 112: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 113: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 114: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 115: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 116: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 117: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 118: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,700 INFO L273 TraceCheckUtils]: 119: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 120: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 121: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 122: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 123: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 124: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 125: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 126: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 127: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,701 INFO L273 TraceCheckUtils]: 128: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 129: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 130: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 131: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 132: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 133: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 134: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 135: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 136: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 137: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:42,702 INFO L273 TraceCheckUtils]: 138: Hoare triple {21592#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {21592#false} is VALID [2018-11-14 17:36:42,703 INFO L273 TraceCheckUtils]: 139: Hoare triple {21592#false} assume ~__VERIFIER_assert__cond~0 == 0; {21592#false} is VALID [2018-11-14 17:36:42,703 INFO L273 TraceCheckUtils]: 140: Hoare triple {21592#false} assume !false; {21592#false} is VALID [2018-11-14 17:36:42,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3249 backedges. 1638 proven. 650 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:42,712 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:42,712 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:42,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:36:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:42,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:43,067 INFO L256 TraceCheckUtils]: 0: Hoare triple {21591#true} call ULTIMATE.init(); {21591#true} is VALID [2018-11-14 17:36:43,067 INFO L273 TraceCheckUtils]: 1: Hoare triple {21591#true} ~__return_main~0 := 0;~__return_720~0 := 0; {21591#true} is VALID [2018-11-14 17:36:43,067 INFO L273 TraceCheckUtils]: 2: Hoare triple {21591#true} assume true; {21591#true} is VALID [2018-11-14 17:36:43,068 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {21591#true} {21591#true} #115#return; {21591#true} is VALID [2018-11-14 17:36:43,068 INFO L256 TraceCheckUtils]: 4: Hoare triple {21591#true} call #t~ret1 := main(); {21591#true} is VALID [2018-11-14 17:36:43,068 INFO L273 TraceCheckUtils]: 5: Hoare triple {21591#true} ~main__x~0 := 0;~main__y~0 := 50; {21593#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:43,069 INFO L273 TraceCheckUtils]: 6: Hoare triple {21593#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {21593#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:43,069 INFO L273 TraceCheckUtils]: 7: Hoare triple {21593#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21594#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:43,069 INFO L273 TraceCheckUtils]: 8: Hoare triple {21594#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {21594#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:43,070 INFO L273 TraceCheckUtils]: 9: Hoare triple {21594#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21595#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:43,070 INFO L273 TraceCheckUtils]: 10: Hoare triple {21595#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {21595#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:43,070 INFO L273 TraceCheckUtils]: 11: Hoare triple {21595#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21596#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:43,071 INFO L273 TraceCheckUtils]: 12: Hoare triple {21596#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {21596#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:43,071 INFO L273 TraceCheckUtils]: 13: Hoare triple {21596#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21597#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:43,072 INFO L273 TraceCheckUtils]: 14: Hoare triple {21597#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {21597#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:43,073 INFO L273 TraceCheckUtils]: 15: Hoare triple {21597#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21598#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:43,073 INFO L273 TraceCheckUtils]: 16: Hoare triple {21598#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {21598#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:43,074 INFO L273 TraceCheckUtils]: 17: Hoare triple {21598#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21599#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:43,074 INFO L273 TraceCheckUtils]: 18: Hoare triple {21599#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {21599#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:43,075 INFO L273 TraceCheckUtils]: 19: Hoare triple {21599#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21600#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:43,075 INFO L273 TraceCheckUtils]: 20: Hoare triple {21600#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {21600#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:43,076 INFO L273 TraceCheckUtils]: 21: Hoare triple {21600#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21601#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:43,077 INFO L273 TraceCheckUtils]: 22: Hoare triple {21601#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {21601#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:43,077 INFO L273 TraceCheckUtils]: 23: Hoare triple {21601#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21602#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:43,078 INFO L273 TraceCheckUtils]: 24: Hoare triple {21602#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {21602#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:43,078 INFO L273 TraceCheckUtils]: 25: Hoare triple {21602#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21603#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:43,079 INFO L273 TraceCheckUtils]: 26: Hoare triple {21603#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {21603#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:43,080 INFO L273 TraceCheckUtils]: 27: Hoare triple {21603#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21604#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:43,080 INFO L273 TraceCheckUtils]: 28: Hoare triple {21604#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {21604#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:43,081 INFO L273 TraceCheckUtils]: 29: Hoare triple {21604#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21605#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:43,081 INFO L273 TraceCheckUtils]: 30: Hoare triple {21605#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {21605#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:43,082 INFO L273 TraceCheckUtils]: 31: Hoare triple {21605#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21606#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:43,083 INFO L273 TraceCheckUtils]: 32: Hoare triple {21606#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {21606#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:43,083 INFO L273 TraceCheckUtils]: 33: Hoare triple {21606#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21607#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:43,084 INFO L273 TraceCheckUtils]: 34: Hoare triple {21607#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {21607#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:43,084 INFO L273 TraceCheckUtils]: 35: Hoare triple {21607#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21608#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:43,085 INFO L273 TraceCheckUtils]: 36: Hoare triple {21608#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {21608#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:43,086 INFO L273 TraceCheckUtils]: 37: Hoare triple {21608#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21609#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:43,086 INFO L273 TraceCheckUtils]: 38: Hoare triple {21609#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {21609#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:43,087 INFO L273 TraceCheckUtils]: 39: Hoare triple {21609#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21610#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:43,087 INFO L273 TraceCheckUtils]: 40: Hoare triple {21610#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {21610#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:43,088 INFO L273 TraceCheckUtils]: 41: Hoare triple {21610#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21611#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:43,088 INFO L273 TraceCheckUtils]: 42: Hoare triple {21611#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {21611#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:43,089 INFO L273 TraceCheckUtils]: 43: Hoare triple {21611#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21612#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:43,090 INFO L273 TraceCheckUtils]: 44: Hoare triple {21612#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {21612#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:43,090 INFO L273 TraceCheckUtils]: 45: Hoare triple {21612#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21613#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:43,091 INFO L273 TraceCheckUtils]: 46: Hoare triple {21613#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {21613#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:43,092 INFO L273 TraceCheckUtils]: 47: Hoare triple {21613#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21614#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:43,092 INFO L273 TraceCheckUtils]: 48: Hoare triple {21614#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {21614#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:43,093 INFO L273 TraceCheckUtils]: 49: Hoare triple {21614#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21615#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:43,093 INFO L273 TraceCheckUtils]: 50: Hoare triple {21615#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {21615#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:43,094 INFO L273 TraceCheckUtils]: 51: Hoare triple {21615#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21616#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:43,094 INFO L273 TraceCheckUtils]: 52: Hoare triple {21616#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {21616#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:43,095 INFO L273 TraceCheckUtils]: 53: Hoare triple {21616#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21617#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:43,096 INFO L273 TraceCheckUtils]: 54: Hoare triple {21617#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {21617#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:43,096 INFO L273 TraceCheckUtils]: 55: Hoare triple {21617#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21618#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:43,097 INFO L273 TraceCheckUtils]: 56: Hoare triple {21618#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {21618#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:43,097 INFO L273 TraceCheckUtils]: 57: Hoare triple {21618#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21619#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:43,098 INFO L273 TraceCheckUtils]: 58: Hoare triple {21619#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {21619#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:43,099 INFO L273 TraceCheckUtils]: 59: Hoare triple {21619#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21620#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:43,099 INFO L273 TraceCheckUtils]: 60: Hoare triple {21620#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {21620#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:43,100 INFO L273 TraceCheckUtils]: 61: Hoare triple {21620#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21621#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:43,100 INFO L273 TraceCheckUtils]: 62: Hoare triple {21621#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {21621#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:43,101 INFO L273 TraceCheckUtils]: 63: Hoare triple {21621#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21622#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:43,102 INFO L273 TraceCheckUtils]: 64: Hoare triple {21622#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {21622#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:43,102 INFO L273 TraceCheckUtils]: 65: Hoare triple {21622#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21623#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:43,103 INFO L273 TraceCheckUtils]: 66: Hoare triple {21623#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {21623#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:43,103 INFO L273 TraceCheckUtils]: 67: Hoare triple {21623#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21624#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:43,104 INFO L273 TraceCheckUtils]: 68: Hoare triple {21624#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {21624#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:43,105 INFO L273 TraceCheckUtils]: 69: Hoare triple {21624#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21625#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:43,105 INFO L273 TraceCheckUtils]: 70: Hoare triple {21625#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {21625#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:43,106 INFO L273 TraceCheckUtils]: 71: Hoare triple {21625#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21626#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:43,106 INFO L273 TraceCheckUtils]: 72: Hoare triple {21626#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {21626#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:43,107 INFO L273 TraceCheckUtils]: 73: Hoare triple {21626#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {21627#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:43,107 INFO L273 TraceCheckUtils]: 74: Hoare triple {21627#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {21627#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:43,108 INFO L273 TraceCheckUtils]: 75: Hoare triple {21627#(<= main_~main__x~0 34)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,108 INFO L273 TraceCheckUtils]: 76: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,109 INFO L273 TraceCheckUtils]: 77: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,109 INFO L273 TraceCheckUtils]: 78: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,109 INFO L273 TraceCheckUtils]: 79: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,109 INFO L273 TraceCheckUtils]: 80: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,109 INFO L273 TraceCheckUtils]: 81: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,109 INFO L273 TraceCheckUtils]: 82: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,110 INFO L273 TraceCheckUtils]: 83: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,110 INFO L273 TraceCheckUtils]: 84: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,110 INFO L273 TraceCheckUtils]: 85: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,110 INFO L273 TraceCheckUtils]: 86: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,110 INFO L273 TraceCheckUtils]: 87: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,110 INFO L273 TraceCheckUtils]: 88: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,110 INFO L273 TraceCheckUtils]: 89: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 90: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 91: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 92: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 93: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 94: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 95: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 96: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 97: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,111 INFO L273 TraceCheckUtils]: 98: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 99: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 100: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 101: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 102: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 103: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 104: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 105: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 106: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 107: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,112 INFO L273 TraceCheckUtils]: 108: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 109: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 110: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 111: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 112: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 113: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 114: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 115: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 116: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 117: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,113 INFO L273 TraceCheckUtils]: 118: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 119: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 120: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 121: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 122: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 123: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 124: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 125: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 126: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 127: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,114 INFO L273 TraceCheckUtils]: 128: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 129: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 130: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 131: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 132: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 133: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 134: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 135: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 136: Hoare triple {21592#false} assume ~main__x~0 < 100; {21592#false} is VALID [2018-11-14 17:36:43,115 INFO L273 TraceCheckUtils]: 137: Hoare triple {21592#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {21592#false} is VALID [2018-11-14 17:36:43,116 INFO L273 TraceCheckUtils]: 138: Hoare triple {21592#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {21592#false} is VALID [2018-11-14 17:36:43,116 INFO L273 TraceCheckUtils]: 139: Hoare triple {21592#false} assume ~__VERIFIER_assert__cond~0 == 0; {21592#false} is VALID [2018-11-14 17:36:43,116 INFO L273 TraceCheckUtils]: 140: Hoare triple {21592#false} assume !false; {21592#false} is VALID [2018-11-14 17:36:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3249 backedges. 1638 proven. 650 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:43,146 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:43,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 37 [2018-11-14 17:36:43,146 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 141 [2018-11-14 17:36:43,146 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:43,146 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states. [2018-11-14 17:36:43,235 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:43,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-11-14 17:36:43,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-11-14 17:36:43,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=666, Invalid=666, Unknown=0, NotChecked=0, Total=1332 [2018-11-14 17:36:43,236 INFO L87 Difference]: Start difference. First operand 142 states and 143 transitions. Second operand 37 states. [2018-11-14 17:36:43,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:43,878 INFO L93 Difference]: Finished difference Result 210 states and 212 transitions. [2018-11-14 17:36:43,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-14 17:36:43,878 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 141 [2018-11-14 17:36:43,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-14 17:36:43,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 88 transitions. [2018-11-14 17:36:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-14 17:36:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 88 transitions. [2018-11-14 17:36:43,880 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 88 transitions. [2018-11-14 17:36:43,959 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:43,963 INFO L225 Difference]: With dead ends: 210 [2018-11-14 17:36:43,963 INFO L226 Difference]: Without dead ends: 144 [2018-11-14 17:36:43,964 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=666, Invalid=666, Unknown=0, NotChecked=0, Total=1332 [2018-11-14 17:36:43,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-11-14 17:36:44,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-11-14 17:36:44,045 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:44,046 INFO L82 GeneralOperation]: Start isEquivalent. First operand 144 states. Second operand 144 states. [2018-11-14 17:36:44,046 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 144 states. [2018-11-14 17:36:44,046 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 144 states. [2018-11-14 17:36:44,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:44,049 INFO L93 Difference]: Finished difference Result 144 states and 145 transitions. [2018-11-14 17:36:44,049 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 145 transitions. [2018-11-14 17:36:44,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:44,049 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:44,049 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 144 states. [2018-11-14 17:36:44,049 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 144 states. [2018-11-14 17:36:44,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:44,052 INFO L93 Difference]: Finished difference Result 144 states and 145 transitions. [2018-11-14 17:36:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 145 transitions. [2018-11-14 17:36:44,052 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:44,052 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:44,053 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:44,053 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:44,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-11-14 17:36:44,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 145 transitions. [2018-11-14 17:36:44,055 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 145 transitions. Word has length 141 [2018-11-14 17:36:44,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:44,056 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 145 transitions. [2018-11-14 17:36:44,056 INFO L481 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-11-14 17:36:44,056 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 145 transitions. [2018-11-14 17:36:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-14 17:36:44,057 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:44,057 INFO L375 BasicCegarLoop]: trace histogram [58, 32, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:44,057 INFO L423 AbstractCegarLoop]: === Iteration 33 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:44,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:44,058 INFO L82 PathProgramCache]: Analyzing trace with hash 115200021, now seen corresponding path program 26 times [2018-11-14 17:36:44,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:44,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:44,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:44,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:36:44,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:44,862 INFO L256 TraceCheckUtils]: 0: Hoare triple {22866#true} call ULTIMATE.init(); {22866#true} is VALID [2018-11-14 17:36:44,862 INFO L273 TraceCheckUtils]: 1: Hoare triple {22866#true} ~__return_main~0 := 0;~__return_720~0 := 0; {22866#true} is VALID [2018-11-14 17:36:44,863 INFO L273 TraceCheckUtils]: 2: Hoare triple {22866#true} assume true; {22866#true} is VALID [2018-11-14 17:36:44,863 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {22866#true} {22866#true} #115#return; {22866#true} is VALID [2018-11-14 17:36:44,863 INFO L256 TraceCheckUtils]: 4: Hoare triple {22866#true} call #t~ret1 := main(); {22866#true} is VALID [2018-11-14 17:36:44,863 INFO L273 TraceCheckUtils]: 5: Hoare triple {22866#true} ~main__x~0 := 0;~main__y~0 := 50; {22868#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:44,863 INFO L273 TraceCheckUtils]: 6: Hoare triple {22868#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {22868#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:44,864 INFO L273 TraceCheckUtils]: 7: Hoare triple {22868#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22869#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:44,864 INFO L273 TraceCheckUtils]: 8: Hoare triple {22869#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {22869#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:44,865 INFO L273 TraceCheckUtils]: 9: Hoare triple {22869#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22870#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:44,865 INFO L273 TraceCheckUtils]: 10: Hoare triple {22870#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {22870#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:44,866 INFO L273 TraceCheckUtils]: 11: Hoare triple {22870#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22871#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:44,867 INFO L273 TraceCheckUtils]: 12: Hoare triple {22871#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {22871#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:44,867 INFO L273 TraceCheckUtils]: 13: Hoare triple {22871#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22872#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:44,868 INFO L273 TraceCheckUtils]: 14: Hoare triple {22872#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {22872#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:44,868 INFO L273 TraceCheckUtils]: 15: Hoare triple {22872#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22873#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:44,869 INFO L273 TraceCheckUtils]: 16: Hoare triple {22873#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {22873#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:44,870 INFO L273 TraceCheckUtils]: 17: Hoare triple {22873#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22874#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:44,870 INFO L273 TraceCheckUtils]: 18: Hoare triple {22874#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {22874#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:44,871 INFO L273 TraceCheckUtils]: 19: Hoare triple {22874#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22875#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:44,871 INFO L273 TraceCheckUtils]: 20: Hoare triple {22875#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {22875#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:44,872 INFO L273 TraceCheckUtils]: 21: Hoare triple {22875#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22876#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:44,872 INFO L273 TraceCheckUtils]: 22: Hoare triple {22876#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {22876#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:44,873 INFO L273 TraceCheckUtils]: 23: Hoare triple {22876#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22877#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:44,874 INFO L273 TraceCheckUtils]: 24: Hoare triple {22877#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {22877#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:44,874 INFO L273 TraceCheckUtils]: 25: Hoare triple {22877#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22878#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:44,875 INFO L273 TraceCheckUtils]: 26: Hoare triple {22878#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {22878#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:44,876 INFO L273 TraceCheckUtils]: 27: Hoare triple {22878#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22879#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:44,876 INFO L273 TraceCheckUtils]: 28: Hoare triple {22879#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {22879#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:44,877 INFO L273 TraceCheckUtils]: 29: Hoare triple {22879#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22880#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:44,877 INFO L273 TraceCheckUtils]: 30: Hoare triple {22880#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {22880#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:44,878 INFO L273 TraceCheckUtils]: 31: Hoare triple {22880#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22881#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:44,879 INFO L273 TraceCheckUtils]: 32: Hoare triple {22881#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {22881#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:44,879 INFO L273 TraceCheckUtils]: 33: Hoare triple {22881#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22882#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:44,880 INFO L273 TraceCheckUtils]: 34: Hoare triple {22882#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {22882#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:44,881 INFO L273 TraceCheckUtils]: 35: Hoare triple {22882#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22883#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:44,881 INFO L273 TraceCheckUtils]: 36: Hoare triple {22883#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {22883#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:44,882 INFO L273 TraceCheckUtils]: 37: Hoare triple {22883#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22884#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:44,882 INFO L273 TraceCheckUtils]: 38: Hoare triple {22884#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {22884#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:44,883 INFO L273 TraceCheckUtils]: 39: Hoare triple {22884#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22885#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:44,884 INFO L273 TraceCheckUtils]: 40: Hoare triple {22885#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {22885#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:44,884 INFO L273 TraceCheckUtils]: 41: Hoare triple {22885#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22886#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:44,885 INFO L273 TraceCheckUtils]: 42: Hoare triple {22886#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {22886#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:44,886 INFO L273 TraceCheckUtils]: 43: Hoare triple {22886#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22887#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:44,886 INFO L273 TraceCheckUtils]: 44: Hoare triple {22887#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {22887#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:44,887 INFO L273 TraceCheckUtils]: 45: Hoare triple {22887#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22888#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:44,887 INFO L273 TraceCheckUtils]: 46: Hoare triple {22888#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {22888#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:44,888 INFO L273 TraceCheckUtils]: 47: Hoare triple {22888#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22889#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:44,889 INFO L273 TraceCheckUtils]: 48: Hoare triple {22889#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {22889#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:44,889 INFO L273 TraceCheckUtils]: 49: Hoare triple {22889#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22890#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:44,890 INFO L273 TraceCheckUtils]: 50: Hoare triple {22890#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {22890#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:44,891 INFO L273 TraceCheckUtils]: 51: Hoare triple {22890#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22891#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:44,891 INFO L273 TraceCheckUtils]: 52: Hoare triple {22891#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {22891#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:44,892 INFO L273 TraceCheckUtils]: 53: Hoare triple {22891#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22892#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:44,892 INFO L273 TraceCheckUtils]: 54: Hoare triple {22892#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {22892#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:44,893 INFO L273 TraceCheckUtils]: 55: Hoare triple {22892#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22893#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:44,894 INFO L273 TraceCheckUtils]: 56: Hoare triple {22893#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {22893#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:44,894 INFO L273 TraceCheckUtils]: 57: Hoare triple {22893#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22894#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:44,895 INFO L273 TraceCheckUtils]: 58: Hoare triple {22894#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {22894#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:44,895 INFO L273 TraceCheckUtils]: 59: Hoare triple {22894#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22895#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:44,896 INFO L273 TraceCheckUtils]: 60: Hoare triple {22895#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {22895#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:44,897 INFO L273 TraceCheckUtils]: 61: Hoare triple {22895#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22896#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:44,897 INFO L273 TraceCheckUtils]: 62: Hoare triple {22896#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {22896#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:44,898 INFO L273 TraceCheckUtils]: 63: Hoare triple {22896#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22897#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:44,898 INFO L273 TraceCheckUtils]: 64: Hoare triple {22897#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {22897#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:44,899 INFO L273 TraceCheckUtils]: 65: Hoare triple {22897#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22898#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:44,900 INFO L273 TraceCheckUtils]: 66: Hoare triple {22898#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {22898#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:44,900 INFO L273 TraceCheckUtils]: 67: Hoare triple {22898#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22899#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:44,901 INFO L273 TraceCheckUtils]: 68: Hoare triple {22899#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {22899#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:44,901 INFO L273 TraceCheckUtils]: 69: Hoare triple {22899#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22900#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:44,902 INFO L273 TraceCheckUtils]: 70: Hoare triple {22900#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {22900#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:44,903 INFO L273 TraceCheckUtils]: 71: Hoare triple {22900#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22901#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:44,903 INFO L273 TraceCheckUtils]: 72: Hoare triple {22901#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {22901#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:44,904 INFO L273 TraceCheckUtils]: 73: Hoare triple {22901#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22902#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:44,905 INFO L273 TraceCheckUtils]: 74: Hoare triple {22902#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {22902#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:44,905 INFO L273 TraceCheckUtils]: 75: Hoare triple {22902#(<= main_~main__x~0 34)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22903#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:44,906 INFO L273 TraceCheckUtils]: 76: Hoare triple {22903#(<= main_~main__x~0 35)} assume ~main__x~0 < 100; {22903#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:44,907 INFO L273 TraceCheckUtils]: 77: Hoare triple {22903#(<= main_~main__x~0 35)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,907 INFO L273 TraceCheckUtils]: 78: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,907 INFO L273 TraceCheckUtils]: 79: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,907 INFO L273 TraceCheckUtils]: 80: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,907 INFO L273 TraceCheckUtils]: 81: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,908 INFO L273 TraceCheckUtils]: 82: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,908 INFO L273 TraceCheckUtils]: 83: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,908 INFO L273 TraceCheckUtils]: 84: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,908 INFO L273 TraceCheckUtils]: 85: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,908 INFO L273 TraceCheckUtils]: 86: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,908 INFO L273 TraceCheckUtils]: 87: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,909 INFO L273 TraceCheckUtils]: 88: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,909 INFO L273 TraceCheckUtils]: 89: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,909 INFO L273 TraceCheckUtils]: 90: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,909 INFO L273 TraceCheckUtils]: 91: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,909 INFO L273 TraceCheckUtils]: 92: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 93: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 94: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 95: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 96: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 97: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 98: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 99: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 100: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,910 INFO L273 TraceCheckUtils]: 101: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 102: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 103: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 104: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 105: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 106: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 107: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 108: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 109: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 110: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,911 INFO L273 TraceCheckUtils]: 111: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 112: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 113: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 114: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 115: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 116: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 117: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 118: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 119: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,912 INFO L273 TraceCheckUtils]: 120: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 121: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 122: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 123: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 124: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 125: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 126: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 127: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 128: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,913 INFO L273 TraceCheckUtils]: 129: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 130: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 131: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 132: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 133: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 134: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 135: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 136: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 137: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,914 INFO L273 TraceCheckUtils]: 138: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:44,915 INFO L273 TraceCheckUtils]: 139: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:44,915 INFO L273 TraceCheckUtils]: 140: Hoare triple {22867#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {22867#false} is VALID [2018-11-14 17:36:44,915 INFO L273 TraceCheckUtils]: 141: Hoare triple {22867#false} assume ~__VERIFIER_assert__cond~0 == 0; {22867#false} is VALID [2018-11-14 17:36:44,915 INFO L273 TraceCheckUtils]: 142: Hoare triple {22867#false} assume !false; {22867#false} is VALID [2018-11-14 17:36:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3364 backedges. 1701 proven. 702 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:44,925 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:44,926 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:44,934 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-14 17:36:44,979 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-14 17:36:44,980 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:45,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:45,280 INFO L256 TraceCheckUtils]: 0: Hoare triple {22866#true} call ULTIMATE.init(); {22866#true} is VALID [2018-11-14 17:36:45,280 INFO L273 TraceCheckUtils]: 1: Hoare triple {22866#true} ~__return_main~0 := 0;~__return_720~0 := 0; {22866#true} is VALID [2018-11-14 17:36:45,280 INFO L273 TraceCheckUtils]: 2: Hoare triple {22866#true} assume true; {22866#true} is VALID [2018-11-14 17:36:45,281 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {22866#true} {22866#true} #115#return; {22866#true} is VALID [2018-11-14 17:36:45,281 INFO L256 TraceCheckUtils]: 4: Hoare triple {22866#true} call #t~ret1 := main(); {22866#true} is VALID [2018-11-14 17:36:45,281 INFO L273 TraceCheckUtils]: 5: Hoare triple {22866#true} ~main__x~0 := 0;~main__y~0 := 50; {22868#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:45,282 INFO L273 TraceCheckUtils]: 6: Hoare triple {22868#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {22868#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:45,282 INFO L273 TraceCheckUtils]: 7: Hoare triple {22868#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22869#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:45,283 INFO L273 TraceCheckUtils]: 8: Hoare triple {22869#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {22869#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:45,283 INFO L273 TraceCheckUtils]: 9: Hoare triple {22869#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22870#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:45,283 INFO L273 TraceCheckUtils]: 10: Hoare triple {22870#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {22870#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:45,284 INFO L273 TraceCheckUtils]: 11: Hoare triple {22870#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22871#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:45,284 INFO L273 TraceCheckUtils]: 12: Hoare triple {22871#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {22871#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:45,285 INFO L273 TraceCheckUtils]: 13: Hoare triple {22871#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22872#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:45,285 INFO L273 TraceCheckUtils]: 14: Hoare triple {22872#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {22872#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:45,286 INFO L273 TraceCheckUtils]: 15: Hoare triple {22872#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22873#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:45,287 INFO L273 TraceCheckUtils]: 16: Hoare triple {22873#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {22873#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:45,287 INFO L273 TraceCheckUtils]: 17: Hoare triple {22873#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22874#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:45,288 INFO L273 TraceCheckUtils]: 18: Hoare triple {22874#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {22874#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:45,289 INFO L273 TraceCheckUtils]: 19: Hoare triple {22874#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22875#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:45,289 INFO L273 TraceCheckUtils]: 20: Hoare triple {22875#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {22875#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:45,290 INFO L273 TraceCheckUtils]: 21: Hoare triple {22875#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22876#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:45,290 INFO L273 TraceCheckUtils]: 22: Hoare triple {22876#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {22876#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:45,291 INFO L273 TraceCheckUtils]: 23: Hoare triple {22876#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22877#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:45,291 INFO L273 TraceCheckUtils]: 24: Hoare triple {22877#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {22877#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:45,292 INFO L273 TraceCheckUtils]: 25: Hoare triple {22877#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22878#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:45,293 INFO L273 TraceCheckUtils]: 26: Hoare triple {22878#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {22878#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:45,293 INFO L273 TraceCheckUtils]: 27: Hoare triple {22878#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22879#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:45,294 INFO L273 TraceCheckUtils]: 28: Hoare triple {22879#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {22879#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:45,294 INFO L273 TraceCheckUtils]: 29: Hoare triple {22879#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22880#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:45,295 INFO L273 TraceCheckUtils]: 30: Hoare triple {22880#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {22880#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:45,296 INFO L273 TraceCheckUtils]: 31: Hoare triple {22880#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22881#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:45,296 INFO L273 TraceCheckUtils]: 32: Hoare triple {22881#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {22881#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:45,297 INFO L273 TraceCheckUtils]: 33: Hoare triple {22881#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22882#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:45,297 INFO L273 TraceCheckUtils]: 34: Hoare triple {22882#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {22882#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:45,298 INFO L273 TraceCheckUtils]: 35: Hoare triple {22882#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22883#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:45,298 INFO L273 TraceCheckUtils]: 36: Hoare triple {22883#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {22883#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:45,299 INFO L273 TraceCheckUtils]: 37: Hoare triple {22883#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22884#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:45,300 INFO L273 TraceCheckUtils]: 38: Hoare triple {22884#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {22884#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:45,300 INFO L273 TraceCheckUtils]: 39: Hoare triple {22884#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22885#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:45,301 INFO L273 TraceCheckUtils]: 40: Hoare triple {22885#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {22885#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:45,302 INFO L273 TraceCheckUtils]: 41: Hoare triple {22885#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22886#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:45,302 INFO L273 TraceCheckUtils]: 42: Hoare triple {22886#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {22886#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:45,303 INFO L273 TraceCheckUtils]: 43: Hoare triple {22886#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22887#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:45,303 INFO L273 TraceCheckUtils]: 44: Hoare triple {22887#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {22887#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:45,304 INFO L273 TraceCheckUtils]: 45: Hoare triple {22887#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22888#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:45,304 INFO L273 TraceCheckUtils]: 46: Hoare triple {22888#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {22888#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:45,305 INFO L273 TraceCheckUtils]: 47: Hoare triple {22888#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22889#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:45,306 INFO L273 TraceCheckUtils]: 48: Hoare triple {22889#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {22889#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:45,306 INFO L273 TraceCheckUtils]: 49: Hoare triple {22889#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22890#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:45,307 INFO L273 TraceCheckUtils]: 50: Hoare triple {22890#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {22890#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:45,308 INFO L273 TraceCheckUtils]: 51: Hoare triple {22890#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22891#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:45,308 INFO L273 TraceCheckUtils]: 52: Hoare triple {22891#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {22891#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:45,309 INFO L273 TraceCheckUtils]: 53: Hoare triple {22891#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22892#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:45,309 INFO L273 TraceCheckUtils]: 54: Hoare triple {22892#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {22892#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:45,310 INFO L273 TraceCheckUtils]: 55: Hoare triple {22892#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22893#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:45,310 INFO L273 TraceCheckUtils]: 56: Hoare triple {22893#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {22893#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:45,311 INFO L273 TraceCheckUtils]: 57: Hoare triple {22893#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22894#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:45,312 INFO L273 TraceCheckUtils]: 58: Hoare triple {22894#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {22894#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:45,312 INFO L273 TraceCheckUtils]: 59: Hoare triple {22894#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22895#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:45,313 INFO L273 TraceCheckUtils]: 60: Hoare triple {22895#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {22895#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:45,313 INFO L273 TraceCheckUtils]: 61: Hoare triple {22895#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22896#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:45,314 INFO L273 TraceCheckUtils]: 62: Hoare triple {22896#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {22896#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:45,315 INFO L273 TraceCheckUtils]: 63: Hoare triple {22896#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22897#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:45,315 INFO L273 TraceCheckUtils]: 64: Hoare triple {22897#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {22897#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:45,316 INFO L273 TraceCheckUtils]: 65: Hoare triple {22897#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22898#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:45,316 INFO L273 TraceCheckUtils]: 66: Hoare triple {22898#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {22898#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:45,317 INFO L273 TraceCheckUtils]: 67: Hoare triple {22898#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22899#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:45,317 INFO L273 TraceCheckUtils]: 68: Hoare triple {22899#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {22899#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:45,318 INFO L273 TraceCheckUtils]: 69: Hoare triple {22899#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22900#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:45,319 INFO L273 TraceCheckUtils]: 70: Hoare triple {22900#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {22900#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:45,319 INFO L273 TraceCheckUtils]: 71: Hoare triple {22900#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22901#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:45,320 INFO L273 TraceCheckUtils]: 72: Hoare triple {22901#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {22901#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:45,321 INFO L273 TraceCheckUtils]: 73: Hoare triple {22901#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22902#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:45,321 INFO L273 TraceCheckUtils]: 74: Hoare triple {22902#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {22902#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:45,322 INFO L273 TraceCheckUtils]: 75: Hoare triple {22902#(<= main_~main__x~0 34)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {22903#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:45,322 INFO L273 TraceCheckUtils]: 76: Hoare triple {22903#(<= main_~main__x~0 35)} assume ~main__x~0 < 100; {22903#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:45,323 INFO L273 TraceCheckUtils]: 77: Hoare triple {22903#(<= main_~main__x~0 35)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,323 INFO L273 TraceCheckUtils]: 78: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,323 INFO L273 TraceCheckUtils]: 79: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,324 INFO L273 TraceCheckUtils]: 80: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,324 INFO L273 TraceCheckUtils]: 81: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,324 INFO L273 TraceCheckUtils]: 82: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,324 INFO L273 TraceCheckUtils]: 83: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,324 INFO L273 TraceCheckUtils]: 84: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,324 INFO L273 TraceCheckUtils]: 85: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,325 INFO L273 TraceCheckUtils]: 86: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,325 INFO L273 TraceCheckUtils]: 87: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,325 INFO L273 TraceCheckUtils]: 88: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,325 INFO L273 TraceCheckUtils]: 89: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,325 INFO L273 TraceCheckUtils]: 90: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,325 INFO L273 TraceCheckUtils]: 91: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 92: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 93: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 94: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 95: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 96: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 97: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 98: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 99: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 100: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,326 INFO L273 TraceCheckUtils]: 101: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 102: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 103: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 104: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 105: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 106: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 107: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 108: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 109: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 110: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,327 INFO L273 TraceCheckUtils]: 111: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 112: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 113: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 114: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 115: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 116: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 117: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 118: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 119: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,328 INFO L273 TraceCheckUtils]: 120: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 121: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 122: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 123: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 124: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 125: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 126: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 127: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 128: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 129: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,329 INFO L273 TraceCheckUtils]: 130: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 131: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 132: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 133: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 134: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 135: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 136: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 137: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 138: Hoare triple {22867#false} assume ~main__x~0 < 100; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 139: Hoare triple {22867#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {22867#false} is VALID [2018-11-14 17:36:45,330 INFO L273 TraceCheckUtils]: 140: Hoare triple {22867#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {22867#false} is VALID [2018-11-14 17:36:45,331 INFO L273 TraceCheckUtils]: 141: Hoare triple {22867#false} assume ~__VERIFIER_assert__cond~0 == 0; {22867#false} is VALID [2018-11-14 17:36:45,331 INFO L273 TraceCheckUtils]: 142: Hoare triple {22867#false} assume !false; {22867#false} is VALID [2018-11-14 17:36:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 3364 backedges. 1701 proven. 702 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:45,360 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:45,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38] total 38 [2018-11-14 17:36:45,361 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 143 [2018-11-14 17:36:45,361 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:45,361 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 38 states. [2018-11-14 17:36:45,433 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:45,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-11-14 17:36:45,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-11-14 17:36:45,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=703, Invalid=703, Unknown=0, NotChecked=0, Total=1406 [2018-11-14 17:36:45,434 INFO L87 Difference]: Start difference. First operand 144 states and 145 transitions. Second operand 38 states. [2018-11-14 17:36:46,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:46,408 INFO L93 Difference]: Finished difference Result 212 states and 214 transitions. [2018-11-14 17:36:46,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-11-14 17:36:46,408 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 143 [2018-11-14 17:36:46,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:46,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-14 17:36:46,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 90 transitions. [2018-11-14 17:36:46,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-14 17:36:46,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 90 transitions. [2018-11-14 17:36:46,411 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 38 states and 90 transitions. [2018-11-14 17:36:46,489 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:46,492 INFO L225 Difference]: With dead ends: 212 [2018-11-14 17:36:46,492 INFO L226 Difference]: Without dead ends: 146 [2018-11-14 17:36:46,492 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=703, Invalid=703, Unknown=0, NotChecked=0, Total=1406 [2018-11-14 17:36:46,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-11-14 17:36:46,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-11-14 17:36:46,865 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:46,865 INFO L82 GeneralOperation]: Start isEquivalent. First operand 146 states. Second operand 146 states. [2018-11-14 17:36:46,865 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 146 states. [2018-11-14 17:36:46,865 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 146 states. [2018-11-14 17:36:46,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:46,867 INFO L93 Difference]: Finished difference Result 146 states and 147 transitions. [2018-11-14 17:36:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 147 transitions. [2018-11-14 17:36:46,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:46,868 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:46,868 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 146 states. [2018-11-14 17:36:46,868 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 146 states. [2018-11-14 17:36:46,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:46,870 INFO L93 Difference]: Finished difference Result 146 states and 147 transitions. [2018-11-14 17:36:46,870 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 147 transitions. [2018-11-14 17:36:46,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:46,871 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:46,871 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:46,871 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:46,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-11-14 17:36:46,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 147 transitions. [2018-11-14 17:36:46,873 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 147 transitions. Word has length 143 [2018-11-14 17:36:46,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:46,874 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 147 transitions. [2018-11-14 17:36:46,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-11-14 17:36:46,874 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 147 transitions. [2018-11-14 17:36:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-14 17:36:46,875 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:46,875 INFO L375 BasicCegarLoop]: trace histogram [59, 32, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:46,875 INFO L423 AbstractCegarLoop]: === Iteration 34 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:46,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:46,876 INFO L82 PathProgramCache]: Analyzing trace with hash -252894446, now seen corresponding path program 27 times [2018-11-14 17:36:46,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:46,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:46,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:46,876 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:46,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:47,857 INFO L256 TraceCheckUtils]: 0: Hoare triple {24158#true} call ULTIMATE.init(); {24158#true} is VALID [2018-11-14 17:36:47,858 INFO L273 TraceCheckUtils]: 1: Hoare triple {24158#true} ~__return_main~0 := 0;~__return_720~0 := 0; {24158#true} is VALID [2018-11-14 17:36:47,858 INFO L273 TraceCheckUtils]: 2: Hoare triple {24158#true} assume true; {24158#true} is VALID [2018-11-14 17:36:47,858 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {24158#true} {24158#true} #115#return; {24158#true} is VALID [2018-11-14 17:36:47,858 INFO L256 TraceCheckUtils]: 4: Hoare triple {24158#true} call #t~ret1 := main(); {24158#true} is VALID [2018-11-14 17:36:47,859 INFO L273 TraceCheckUtils]: 5: Hoare triple {24158#true} ~main__x~0 := 0;~main__y~0 := 50; {24160#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:47,859 INFO L273 TraceCheckUtils]: 6: Hoare triple {24160#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {24160#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:47,860 INFO L273 TraceCheckUtils]: 7: Hoare triple {24160#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24161#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:47,860 INFO L273 TraceCheckUtils]: 8: Hoare triple {24161#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {24161#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:47,861 INFO L273 TraceCheckUtils]: 9: Hoare triple {24161#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24162#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:47,861 INFO L273 TraceCheckUtils]: 10: Hoare triple {24162#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {24162#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:47,861 INFO L273 TraceCheckUtils]: 11: Hoare triple {24162#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24163#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:47,862 INFO L273 TraceCheckUtils]: 12: Hoare triple {24163#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {24163#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:47,862 INFO L273 TraceCheckUtils]: 13: Hoare triple {24163#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24164#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:47,863 INFO L273 TraceCheckUtils]: 14: Hoare triple {24164#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {24164#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:47,863 INFO L273 TraceCheckUtils]: 15: Hoare triple {24164#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24165#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:47,864 INFO L273 TraceCheckUtils]: 16: Hoare triple {24165#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {24165#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:47,865 INFO L273 TraceCheckUtils]: 17: Hoare triple {24165#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24166#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:47,865 INFO L273 TraceCheckUtils]: 18: Hoare triple {24166#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {24166#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:47,866 INFO L273 TraceCheckUtils]: 19: Hoare triple {24166#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24167#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:47,866 INFO L273 TraceCheckUtils]: 20: Hoare triple {24167#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {24167#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:47,867 INFO L273 TraceCheckUtils]: 21: Hoare triple {24167#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24168#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:47,868 INFO L273 TraceCheckUtils]: 22: Hoare triple {24168#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {24168#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:47,868 INFO L273 TraceCheckUtils]: 23: Hoare triple {24168#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24169#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:47,869 INFO L273 TraceCheckUtils]: 24: Hoare triple {24169#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {24169#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:47,870 INFO L273 TraceCheckUtils]: 25: Hoare triple {24169#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24170#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:47,870 INFO L273 TraceCheckUtils]: 26: Hoare triple {24170#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {24170#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:47,871 INFO L273 TraceCheckUtils]: 27: Hoare triple {24170#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24171#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:47,871 INFO L273 TraceCheckUtils]: 28: Hoare triple {24171#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {24171#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:47,872 INFO L273 TraceCheckUtils]: 29: Hoare triple {24171#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24172#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:47,873 INFO L273 TraceCheckUtils]: 30: Hoare triple {24172#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {24172#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:47,873 INFO L273 TraceCheckUtils]: 31: Hoare triple {24172#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24173#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:47,874 INFO L273 TraceCheckUtils]: 32: Hoare triple {24173#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {24173#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:47,875 INFO L273 TraceCheckUtils]: 33: Hoare triple {24173#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24174#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:47,875 INFO L273 TraceCheckUtils]: 34: Hoare triple {24174#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {24174#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:47,876 INFO L273 TraceCheckUtils]: 35: Hoare triple {24174#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24175#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:47,876 INFO L273 TraceCheckUtils]: 36: Hoare triple {24175#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {24175#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:47,877 INFO L273 TraceCheckUtils]: 37: Hoare triple {24175#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24176#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:47,878 INFO L273 TraceCheckUtils]: 38: Hoare triple {24176#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {24176#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:47,878 INFO L273 TraceCheckUtils]: 39: Hoare triple {24176#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24177#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:47,879 INFO L273 TraceCheckUtils]: 40: Hoare triple {24177#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {24177#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:47,880 INFO L273 TraceCheckUtils]: 41: Hoare triple {24177#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24178#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:47,880 INFO L273 TraceCheckUtils]: 42: Hoare triple {24178#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {24178#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:47,881 INFO L273 TraceCheckUtils]: 43: Hoare triple {24178#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24179#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:47,881 INFO L273 TraceCheckUtils]: 44: Hoare triple {24179#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {24179#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:47,882 INFO L273 TraceCheckUtils]: 45: Hoare triple {24179#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24180#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:47,883 INFO L273 TraceCheckUtils]: 46: Hoare triple {24180#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {24180#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:47,883 INFO L273 TraceCheckUtils]: 47: Hoare triple {24180#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24181#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:47,884 INFO L273 TraceCheckUtils]: 48: Hoare triple {24181#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {24181#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:47,885 INFO L273 TraceCheckUtils]: 49: Hoare triple {24181#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24182#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:47,885 INFO L273 TraceCheckUtils]: 50: Hoare triple {24182#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {24182#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:47,886 INFO L273 TraceCheckUtils]: 51: Hoare triple {24182#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24183#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:47,887 INFO L273 TraceCheckUtils]: 52: Hoare triple {24183#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {24183#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:47,887 INFO L273 TraceCheckUtils]: 53: Hoare triple {24183#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24184#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:47,888 INFO L273 TraceCheckUtils]: 54: Hoare triple {24184#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {24184#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:47,889 INFO L273 TraceCheckUtils]: 55: Hoare triple {24184#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24185#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:47,889 INFO L273 TraceCheckUtils]: 56: Hoare triple {24185#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {24185#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:47,890 INFO L273 TraceCheckUtils]: 57: Hoare triple {24185#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24186#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:47,890 INFO L273 TraceCheckUtils]: 58: Hoare triple {24186#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {24186#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:47,891 INFO L273 TraceCheckUtils]: 59: Hoare triple {24186#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24187#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:47,892 INFO L273 TraceCheckUtils]: 60: Hoare triple {24187#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {24187#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:47,892 INFO L273 TraceCheckUtils]: 61: Hoare triple {24187#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24188#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:47,893 INFO L273 TraceCheckUtils]: 62: Hoare triple {24188#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {24188#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:47,894 INFO L273 TraceCheckUtils]: 63: Hoare triple {24188#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24189#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:47,894 INFO L273 TraceCheckUtils]: 64: Hoare triple {24189#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {24189#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:47,895 INFO L273 TraceCheckUtils]: 65: Hoare triple {24189#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24190#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:47,895 INFO L273 TraceCheckUtils]: 66: Hoare triple {24190#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {24190#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:47,896 INFO L273 TraceCheckUtils]: 67: Hoare triple {24190#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24191#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:47,897 INFO L273 TraceCheckUtils]: 68: Hoare triple {24191#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {24191#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:47,897 INFO L273 TraceCheckUtils]: 69: Hoare triple {24191#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24192#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:47,898 INFO L273 TraceCheckUtils]: 70: Hoare triple {24192#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {24192#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:47,899 INFO L273 TraceCheckUtils]: 71: Hoare triple {24192#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24193#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:47,899 INFO L273 TraceCheckUtils]: 72: Hoare triple {24193#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {24193#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:47,900 INFO L273 TraceCheckUtils]: 73: Hoare triple {24193#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24194#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:47,901 INFO L273 TraceCheckUtils]: 74: Hoare triple {24194#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {24194#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:47,901 INFO L273 TraceCheckUtils]: 75: Hoare triple {24194#(<= main_~main__x~0 34)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24195#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:47,902 INFO L273 TraceCheckUtils]: 76: Hoare triple {24195#(<= main_~main__x~0 35)} assume ~main__x~0 < 100; {24195#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:47,903 INFO L273 TraceCheckUtils]: 77: Hoare triple {24195#(<= main_~main__x~0 35)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24196#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:47,903 INFO L273 TraceCheckUtils]: 78: Hoare triple {24196#(<= main_~main__x~0 36)} assume ~main__x~0 < 100; {24196#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:47,904 INFO L273 TraceCheckUtils]: 79: Hoare triple {24196#(<= main_~main__x~0 36)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,904 INFO L273 TraceCheckUtils]: 80: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,904 INFO L273 TraceCheckUtils]: 81: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,904 INFO L273 TraceCheckUtils]: 82: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,905 INFO L273 TraceCheckUtils]: 83: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,905 INFO L273 TraceCheckUtils]: 84: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,905 INFO L273 TraceCheckUtils]: 85: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,905 INFO L273 TraceCheckUtils]: 86: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,905 INFO L273 TraceCheckUtils]: 87: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,906 INFO L273 TraceCheckUtils]: 88: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,906 INFO L273 TraceCheckUtils]: 89: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,906 INFO L273 TraceCheckUtils]: 90: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,906 INFO L273 TraceCheckUtils]: 91: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,906 INFO L273 TraceCheckUtils]: 92: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,906 INFO L273 TraceCheckUtils]: 93: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,907 INFO L273 TraceCheckUtils]: 94: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,907 INFO L273 TraceCheckUtils]: 95: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,907 INFO L273 TraceCheckUtils]: 96: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,907 INFO L273 TraceCheckUtils]: 97: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,907 INFO L273 TraceCheckUtils]: 98: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,907 INFO L273 TraceCheckUtils]: 99: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,908 INFO L273 TraceCheckUtils]: 100: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,908 INFO L273 TraceCheckUtils]: 101: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,908 INFO L273 TraceCheckUtils]: 102: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,908 INFO L273 TraceCheckUtils]: 103: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,908 INFO L273 TraceCheckUtils]: 104: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,908 INFO L273 TraceCheckUtils]: 105: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 106: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 107: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 108: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 109: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 110: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 111: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 112: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 113: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 114: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,909 INFO L273 TraceCheckUtils]: 115: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 116: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 117: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 118: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 119: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 120: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 121: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 122: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 123: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 124: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,910 INFO L273 TraceCheckUtils]: 125: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,911 INFO L273 TraceCheckUtils]: 126: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,911 INFO L273 TraceCheckUtils]: 127: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,911 INFO L273 TraceCheckUtils]: 128: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,911 INFO L273 TraceCheckUtils]: 129: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,911 INFO L273 TraceCheckUtils]: 130: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,911 INFO L273 TraceCheckUtils]: 131: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,911 INFO L273 TraceCheckUtils]: 132: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,912 INFO L273 TraceCheckUtils]: 133: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,912 INFO L273 TraceCheckUtils]: 134: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,912 INFO L273 TraceCheckUtils]: 135: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,912 INFO L273 TraceCheckUtils]: 136: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,912 INFO L273 TraceCheckUtils]: 137: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,912 INFO L273 TraceCheckUtils]: 138: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,913 INFO L273 TraceCheckUtils]: 139: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,913 INFO L273 TraceCheckUtils]: 140: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:47,913 INFO L273 TraceCheckUtils]: 141: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:47,913 INFO L273 TraceCheckUtils]: 142: Hoare triple {24159#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {24159#false} is VALID [2018-11-14 17:36:47,913 INFO L273 TraceCheckUtils]: 143: Hoare triple {24159#false} assume ~__VERIFIER_assert__cond~0 == 0; {24159#false} is VALID [2018-11-14 17:36:47,913 INFO L273 TraceCheckUtils]: 144: Hoare triple {24159#false} assume !false; {24159#false} is VALID [2018-11-14 17:36:47,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3481 backedges. 1764 proven. 756 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:47,924 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:47,924 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:47,934 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-14 17:36:48,011 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 57 check-sat command(s) [2018-11-14 17:36:48,011 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:48,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:48,284 INFO L256 TraceCheckUtils]: 0: Hoare triple {24158#true} call ULTIMATE.init(); {24158#true} is VALID [2018-11-14 17:36:48,284 INFO L273 TraceCheckUtils]: 1: Hoare triple {24158#true} ~__return_main~0 := 0;~__return_720~0 := 0; {24158#true} is VALID [2018-11-14 17:36:48,284 INFO L273 TraceCheckUtils]: 2: Hoare triple {24158#true} assume true; {24158#true} is VALID [2018-11-14 17:36:48,284 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {24158#true} {24158#true} #115#return; {24158#true} is VALID [2018-11-14 17:36:48,285 INFO L256 TraceCheckUtils]: 4: Hoare triple {24158#true} call #t~ret1 := main(); {24158#true} is VALID [2018-11-14 17:36:48,285 INFO L273 TraceCheckUtils]: 5: Hoare triple {24158#true} ~main__x~0 := 0;~main__y~0 := 50; {24160#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:48,286 INFO L273 TraceCheckUtils]: 6: Hoare triple {24160#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {24160#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:48,286 INFO L273 TraceCheckUtils]: 7: Hoare triple {24160#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24161#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:48,287 INFO L273 TraceCheckUtils]: 8: Hoare triple {24161#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {24161#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:48,287 INFO L273 TraceCheckUtils]: 9: Hoare triple {24161#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24162#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:48,288 INFO L273 TraceCheckUtils]: 10: Hoare triple {24162#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {24162#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:48,288 INFO L273 TraceCheckUtils]: 11: Hoare triple {24162#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24163#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:48,288 INFO L273 TraceCheckUtils]: 12: Hoare triple {24163#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {24163#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:48,289 INFO L273 TraceCheckUtils]: 13: Hoare triple {24163#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24164#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:48,289 INFO L273 TraceCheckUtils]: 14: Hoare triple {24164#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {24164#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:48,290 INFO L273 TraceCheckUtils]: 15: Hoare triple {24164#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24165#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:48,291 INFO L273 TraceCheckUtils]: 16: Hoare triple {24165#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {24165#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:48,291 INFO L273 TraceCheckUtils]: 17: Hoare triple {24165#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24166#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:48,292 INFO L273 TraceCheckUtils]: 18: Hoare triple {24166#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {24166#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:48,293 INFO L273 TraceCheckUtils]: 19: Hoare triple {24166#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24167#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:48,293 INFO L273 TraceCheckUtils]: 20: Hoare triple {24167#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {24167#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:48,294 INFO L273 TraceCheckUtils]: 21: Hoare triple {24167#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24168#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:48,294 INFO L273 TraceCheckUtils]: 22: Hoare triple {24168#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {24168#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:48,295 INFO L273 TraceCheckUtils]: 23: Hoare triple {24168#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24169#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:48,296 INFO L273 TraceCheckUtils]: 24: Hoare triple {24169#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {24169#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:48,296 INFO L273 TraceCheckUtils]: 25: Hoare triple {24169#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24170#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:48,297 INFO L273 TraceCheckUtils]: 26: Hoare triple {24170#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {24170#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:48,298 INFO L273 TraceCheckUtils]: 27: Hoare triple {24170#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24171#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:48,298 INFO L273 TraceCheckUtils]: 28: Hoare triple {24171#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {24171#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:48,299 INFO L273 TraceCheckUtils]: 29: Hoare triple {24171#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24172#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:48,300 INFO L273 TraceCheckUtils]: 30: Hoare triple {24172#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {24172#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:48,300 INFO L273 TraceCheckUtils]: 31: Hoare triple {24172#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24173#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:48,301 INFO L273 TraceCheckUtils]: 32: Hoare triple {24173#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {24173#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:48,302 INFO L273 TraceCheckUtils]: 33: Hoare triple {24173#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24174#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:48,302 INFO L273 TraceCheckUtils]: 34: Hoare triple {24174#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {24174#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:48,303 INFO L273 TraceCheckUtils]: 35: Hoare triple {24174#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24175#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:48,303 INFO L273 TraceCheckUtils]: 36: Hoare triple {24175#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {24175#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:48,304 INFO L273 TraceCheckUtils]: 37: Hoare triple {24175#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24176#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:48,305 INFO L273 TraceCheckUtils]: 38: Hoare triple {24176#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {24176#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:48,305 INFO L273 TraceCheckUtils]: 39: Hoare triple {24176#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24177#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:48,306 INFO L273 TraceCheckUtils]: 40: Hoare triple {24177#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {24177#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:48,307 INFO L273 TraceCheckUtils]: 41: Hoare triple {24177#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24178#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:48,307 INFO L273 TraceCheckUtils]: 42: Hoare triple {24178#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {24178#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:48,308 INFO L273 TraceCheckUtils]: 43: Hoare triple {24178#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24179#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:48,308 INFO L273 TraceCheckUtils]: 44: Hoare triple {24179#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {24179#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:48,309 INFO L273 TraceCheckUtils]: 45: Hoare triple {24179#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24180#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:48,310 INFO L273 TraceCheckUtils]: 46: Hoare triple {24180#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {24180#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:48,310 INFO L273 TraceCheckUtils]: 47: Hoare triple {24180#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24181#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:48,311 INFO L273 TraceCheckUtils]: 48: Hoare triple {24181#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {24181#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:48,312 INFO L273 TraceCheckUtils]: 49: Hoare triple {24181#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24182#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:48,312 INFO L273 TraceCheckUtils]: 50: Hoare triple {24182#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {24182#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:48,313 INFO L273 TraceCheckUtils]: 51: Hoare triple {24182#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24183#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:48,313 INFO L273 TraceCheckUtils]: 52: Hoare triple {24183#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {24183#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:48,314 INFO L273 TraceCheckUtils]: 53: Hoare triple {24183#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24184#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:48,315 INFO L273 TraceCheckUtils]: 54: Hoare triple {24184#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {24184#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:48,315 INFO L273 TraceCheckUtils]: 55: Hoare triple {24184#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24185#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:48,316 INFO L273 TraceCheckUtils]: 56: Hoare triple {24185#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {24185#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:48,317 INFO L273 TraceCheckUtils]: 57: Hoare triple {24185#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24186#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:48,317 INFO L273 TraceCheckUtils]: 58: Hoare triple {24186#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {24186#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:48,318 INFO L273 TraceCheckUtils]: 59: Hoare triple {24186#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24187#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:48,318 INFO L273 TraceCheckUtils]: 60: Hoare triple {24187#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {24187#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:48,319 INFO L273 TraceCheckUtils]: 61: Hoare triple {24187#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24188#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:48,320 INFO L273 TraceCheckUtils]: 62: Hoare triple {24188#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {24188#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:48,320 INFO L273 TraceCheckUtils]: 63: Hoare triple {24188#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24189#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:48,321 INFO L273 TraceCheckUtils]: 64: Hoare triple {24189#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {24189#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:48,322 INFO L273 TraceCheckUtils]: 65: Hoare triple {24189#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24190#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:48,322 INFO L273 TraceCheckUtils]: 66: Hoare triple {24190#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {24190#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:48,323 INFO L273 TraceCheckUtils]: 67: Hoare triple {24190#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24191#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:48,324 INFO L273 TraceCheckUtils]: 68: Hoare triple {24191#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {24191#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:48,324 INFO L273 TraceCheckUtils]: 69: Hoare triple {24191#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24192#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:48,325 INFO L273 TraceCheckUtils]: 70: Hoare triple {24192#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {24192#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:48,326 INFO L273 TraceCheckUtils]: 71: Hoare triple {24192#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24193#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:48,326 INFO L273 TraceCheckUtils]: 72: Hoare triple {24193#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {24193#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:48,327 INFO L273 TraceCheckUtils]: 73: Hoare triple {24193#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24194#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:48,327 INFO L273 TraceCheckUtils]: 74: Hoare triple {24194#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {24194#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:48,328 INFO L273 TraceCheckUtils]: 75: Hoare triple {24194#(<= main_~main__x~0 34)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24195#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:48,329 INFO L273 TraceCheckUtils]: 76: Hoare triple {24195#(<= main_~main__x~0 35)} assume ~main__x~0 < 100; {24195#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:48,329 INFO L273 TraceCheckUtils]: 77: Hoare triple {24195#(<= main_~main__x~0 35)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {24196#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:48,330 INFO L273 TraceCheckUtils]: 78: Hoare triple {24196#(<= main_~main__x~0 36)} assume ~main__x~0 < 100; {24196#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:48,331 INFO L273 TraceCheckUtils]: 79: Hoare triple {24196#(<= main_~main__x~0 36)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,331 INFO L273 TraceCheckUtils]: 80: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,331 INFO L273 TraceCheckUtils]: 81: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,331 INFO L273 TraceCheckUtils]: 82: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,331 INFO L273 TraceCheckUtils]: 83: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,332 INFO L273 TraceCheckUtils]: 84: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,332 INFO L273 TraceCheckUtils]: 85: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,332 INFO L273 TraceCheckUtils]: 86: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,332 INFO L273 TraceCheckUtils]: 87: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,332 INFO L273 TraceCheckUtils]: 88: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,332 INFO L273 TraceCheckUtils]: 89: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,333 INFO L273 TraceCheckUtils]: 90: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,333 INFO L273 TraceCheckUtils]: 91: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,333 INFO L273 TraceCheckUtils]: 92: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,333 INFO L273 TraceCheckUtils]: 93: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,333 INFO L273 TraceCheckUtils]: 94: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,333 INFO L273 TraceCheckUtils]: 95: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,333 INFO L273 TraceCheckUtils]: 96: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 97: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 98: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 99: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 100: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 101: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 102: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 103: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 104: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 105: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,334 INFO L273 TraceCheckUtils]: 106: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 107: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 108: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 109: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 110: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 111: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 112: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 113: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 114: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,335 INFO L273 TraceCheckUtils]: 115: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 116: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 117: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 118: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 119: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 120: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 121: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 122: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 123: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 124: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,336 INFO L273 TraceCheckUtils]: 125: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 126: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 127: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 128: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 129: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 130: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 131: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 132: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 133: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 134: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,337 INFO L273 TraceCheckUtils]: 135: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 136: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 137: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 138: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 139: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 140: Hoare triple {24159#false} assume ~main__x~0 < 100; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 141: Hoare triple {24159#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 142: Hoare triple {24159#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 143: Hoare triple {24159#false} assume ~__VERIFIER_assert__cond~0 == 0; {24159#false} is VALID [2018-11-14 17:36:48,338 INFO L273 TraceCheckUtils]: 144: Hoare triple {24159#false} assume !false; {24159#false} is VALID [2018-11-14 17:36:48,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3481 backedges. 1764 proven. 756 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:48,370 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:48,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 39 [2018-11-14 17:36:48,371 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 145 [2018-11-14 17:36:48,371 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:48,372 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 39 states. [2018-11-14 17:36:48,450 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:48,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-11-14 17:36:48,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-11-14 17:36:48,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=741, Invalid=741, Unknown=0, NotChecked=0, Total=1482 [2018-11-14 17:36:48,452 INFO L87 Difference]: Start difference. First operand 146 states and 147 transitions. Second operand 39 states. [2018-11-14 17:36:48,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:48,949 INFO L93 Difference]: Finished difference Result 214 states and 216 transitions. [2018-11-14 17:36:48,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-11-14 17:36:48,949 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 145 [2018-11-14 17:36:48,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-14 17:36:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 92 transitions. [2018-11-14 17:36:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-14 17:36:48,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 92 transitions. [2018-11-14 17:36:48,951 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 39 states and 92 transitions. [2018-11-14 17:36:49,029 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 92 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:49,032 INFO L225 Difference]: With dead ends: 214 [2018-11-14 17:36:49,032 INFO L226 Difference]: Without dead ends: 148 [2018-11-14 17:36:49,033 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=741, Invalid=741, Unknown=0, NotChecked=0, Total=1482 [2018-11-14 17:36:49,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-14 17:36:49,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-11-14 17:36:49,124 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:49,124 INFO L82 GeneralOperation]: Start isEquivalent. First operand 148 states. Second operand 148 states. [2018-11-14 17:36:49,124 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 148 states. [2018-11-14 17:36:49,125 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 148 states. [2018-11-14 17:36:49,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:49,127 INFO L93 Difference]: Finished difference Result 148 states and 149 transitions. [2018-11-14 17:36:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 149 transitions. [2018-11-14 17:36:49,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:49,127 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:49,127 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 148 states. [2018-11-14 17:36:49,127 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 148 states. [2018-11-14 17:36:49,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:49,129 INFO L93 Difference]: Finished difference Result 148 states and 149 transitions. [2018-11-14 17:36:49,129 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 149 transitions. [2018-11-14 17:36:49,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:49,129 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:49,129 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:49,130 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-11-14 17:36:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 149 transitions. [2018-11-14 17:36:49,131 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 149 transitions. Word has length 145 [2018-11-14 17:36:49,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:49,132 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 149 transitions. [2018-11-14 17:36:49,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-11-14 17:36:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 149 transitions. [2018-11-14 17:36:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-14 17:36:49,132 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:49,132 INFO L375 BasicCegarLoop]: trace histogram [60, 32, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:49,133 INFO L423 AbstractCegarLoop]: === Iteration 35 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:49,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:49,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1804358961, now seen corresponding path program 28 times [2018-11-14 17:36:49,133 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:49,133 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:49,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:49,134 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:49,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:50,500 INFO L256 TraceCheckUtils]: 0: Hoare triple {25467#true} call ULTIMATE.init(); {25467#true} is VALID [2018-11-14 17:36:50,500 INFO L273 TraceCheckUtils]: 1: Hoare triple {25467#true} ~__return_main~0 := 0;~__return_720~0 := 0; {25467#true} is VALID [2018-11-14 17:36:50,500 INFO L273 TraceCheckUtils]: 2: Hoare triple {25467#true} assume true; {25467#true} is VALID [2018-11-14 17:36:50,500 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {25467#true} {25467#true} #115#return; {25467#true} is VALID [2018-11-14 17:36:50,501 INFO L256 TraceCheckUtils]: 4: Hoare triple {25467#true} call #t~ret1 := main(); {25467#true} is VALID [2018-11-14 17:36:50,503 INFO L273 TraceCheckUtils]: 5: Hoare triple {25467#true} ~main__x~0 := 0;~main__y~0 := 50; {25469#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:50,503 INFO L273 TraceCheckUtils]: 6: Hoare triple {25469#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {25469#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:50,504 INFO L273 TraceCheckUtils]: 7: Hoare triple {25469#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25470#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:50,504 INFO L273 TraceCheckUtils]: 8: Hoare triple {25470#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {25470#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:50,505 INFO L273 TraceCheckUtils]: 9: Hoare triple {25470#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25471#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:50,505 INFO L273 TraceCheckUtils]: 10: Hoare triple {25471#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {25471#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:50,505 INFO L273 TraceCheckUtils]: 11: Hoare triple {25471#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25472#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:50,506 INFO L273 TraceCheckUtils]: 12: Hoare triple {25472#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {25472#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:50,506 INFO L273 TraceCheckUtils]: 13: Hoare triple {25472#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25473#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:50,506 INFO L273 TraceCheckUtils]: 14: Hoare triple {25473#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {25473#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:50,507 INFO L273 TraceCheckUtils]: 15: Hoare triple {25473#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25474#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:50,507 INFO L273 TraceCheckUtils]: 16: Hoare triple {25474#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {25474#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:50,508 INFO L273 TraceCheckUtils]: 17: Hoare triple {25474#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25475#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:50,508 INFO L273 TraceCheckUtils]: 18: Hoare triple {25475#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {25475#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:50,509 INFO L273 TraceCheckUtils]: 19: Hoare triple {25475#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25476#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:50,509 INFO L273 TraceCheckUtils]: 20: Hoare triple {25476#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {25476#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:50,510 INFO L273 TraceCheckUtils]: 21: Hoare triple {25476#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25477#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:50,511 INFO L273 TraceCheckUtils]: 22: Hoare triple {25477#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {25477#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:50,511 INFO L273 TraceCheckUtils]: 23: Hoare triple {25477#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25478#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:50,512 INFO L273 TraceCheckUtils]: 24: Hoare triple {25478#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {25478#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:50,512 INFO L273 TraceCheckUtils]: 25: Hoare triple {25478#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25479#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:50,513 INFO L273 TraceCheckUtils]: 26: Hoare triple {25479#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {25479#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:50,514 INFO L273 TraceCheckUtils]: 27: Hoare triple {25479#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25480#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:50,514 INFO L273 TraceCheckUtils]: 28: Hoare triple {25480#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {25480#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:50,515 INFO L273 TraceCheckUtils]: 29: Hoare triple {25480#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25481#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:50,515 INFO L273 TraceCheckUtils]: 30: Hoare triple {25481#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {25481#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:50,516 INFO L273 TraceCheckUtils]: 31: Hoare triple {25481#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25482#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:50,516 INFO L273 TraceCheckUtils]: 32: Hoare triple {25482#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {25482#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:50,517 INFO L273 TraceCheckUtils]: 33: Hoare triple {25482#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25483#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:50,518 INFO L273 TraceCheckUtils]: 34: Hoare triple {25483#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {25483#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:50,518 INFO L273 TraceCheckUtils]: 35: Hoare triple {25483#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25484#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:50,519 INFO L273 TraceCheckUtils]: 36: Hoare triple {25484#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {25484#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:50,520 INFO L273 TraceCheckUtils]: 37: Hoare triple {25484#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25485#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:50,520 INFO L273 TraceCheckUtils]: 38: Hoare triple {25485#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {25485#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:50,521 INFO L273 TraceCheckUtils]: 39: Hoare triple {25485#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25486#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:50,521 INFO L273 TraceCheckUtils]: 40: Hoare triple {25486#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {25486#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:50,522 INFO L273 TraceCheckUtils]: 41: Hoare triple {25486#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25487#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:50,522 INFO L273 TraceCheckUtils]: 42: Hoare triple {25487#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {25487#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:50,523 INFO L273 TraceCheckUtils]: 43: Hoare triple {25487#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25488#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:50,524 INFO L273 TraceCheckUtils]: 44: Hoare triple {25488#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {25488#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:50,524 INFO L273 TraceCheckUtils]: 45: Hoare triple {25488#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25489#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:50,525 INFO L273 TraceCheckUtils]: 46: Hoare triple {25489#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {25489#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:50,525 INFO L273 TraceCheckUtils]: 47: Hoare triple {25489#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25490#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:50,526 INFO L273 TraceCheckUtils]: 48: Hoare triple {25490#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {25490#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:50,527 INFO L273 TraceCheckUtils]: 49: Hoare triple {25490#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25491#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:50,527 INFO L273 TraceCheckUtils]: 50: Hoare triple {25491#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {25491#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:50,528 INFO L273 TraceCheckUtils]: 51: Hoare triple {25491#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25492#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:50,528 INFO L273 TraceCheckUtils]: 52: Hoare triple {25492#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {25492#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:50,529 INFO L273 TraceCheckUtils]: 53: Hoare triple {25492#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25493#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:50,530 INFO L273 TraceCheckUtils]: 54: Hoare triple {25493#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {25493#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:50,530 INFO L273 TraceCheckUtils]: 55: Hoare triple {25493#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25494#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:50,531 INFO L273 TraceCheckUtils]: 56: Hoare triple {25494#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {25494#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:50,531 INFO L273 TraceCheckUtils]: 57: Hoare triple {25494#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25495#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:50,532 INFO L273 TraceCheckUtils]: 58: Hoare triple {25495#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {25495#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:50,533 INFO L273 TraceCheckUtils]: 59: Hoare triple {25495#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25496#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:50,533 INFO L273 TraceCheckUtils]: 60: Hoare triple {25496#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {25496#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:50,534 INFO L273 TraceCheckUtils]: 61: Hoare triple {25496#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25497#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:50,534 INFO L273 TraceCheckUtils]: 62: Hoare triple {25497#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {25497#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:50,535 INFO L273 TraceCheckUtils]: 63: Hoare triple {25497#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25498#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:50,536 INFO L273 TraceCheckUtils]: 64: Hoare triple {25498#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {25498#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:50,536 INFO L273 TraceCheckUtils]: 65: Hoare triple {25498#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25499#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:50,537 INFO L273 TraceCheckUtils]: 66: Hoare triple {25499#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {25499#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:50,537 INFO L273 TraceCheckUtils]: 67: Hoare triple {25499#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25500#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:50,538 INFO L273 TraceCheckUtils]: 68: Hoare triple {25500#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {25500#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:50,539 INFO L273 TraceCheckUtils]: 69: Hoare triple {25500#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25501#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:50,539 INFO L273 TraceCheckUtils]: 70: Hoare triple {25501#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {25501#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:50,540 INFO L273 TraceCheckUtils]: 71: Hoare triple {25501#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25502#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:50,540 INFO L273 TraceCheckUtils]: 72: Hoare triple {25502#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {25502#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:50,541 INFO L273 TraceCheckUtils]: 73: Hoare triple {25502#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25503#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:50,541 INFO L273 TraceCheckUtils]: 74: Hoare triple {25503#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {25503#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:50,542 INFO L273 TraceCheckUtils]: 75: Hoare triple {25503#(<= main_~main__x~0 34)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25504#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:50,543 INFO L273 TraceCheckUtils]: 76: Hoare triple {25504#(<= main_~main__x~0 35)} assume ~main__x~0 < 100; {25504#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:50,543 INFO L273 TraceCheckUtils]: 77: Hoare triple {25504#(<= main_~main__x~0 35)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25505#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:50,544 INFO L273 TraceCheckUtils]: 78: Hoare triple {25505#(<= main_~main__x~0 36)} assume ~main__x~0 < 100; {25505#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:50,545 INFO L273 TraceCheckUtils]: 79: Hoare triple {25505#(<= main_~main__x~0 36)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25506#(<= main_~main__x~0 37)} is VALID [2018-11-14 17:36:50,545 INFO L273 TraceCheckUtils]: 80: Hoare triple {25506#(<= main_~main__x~0 37)} assume ~main__x~0 < 100; {25506#(<= main_~main__x~0 37)} is VALID [2018-11-14 17:36:50,546 INFO L273 TraceCheckUtils]: 81: Hoare triple {25506#(<= main_~main__x~0 37)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,546 INFO L273 TraceCheckUtils]: 82: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,546 INFO L273 TraceCheckUtils]: 83: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,546 INFO L273 TraceCheckUtils]: 84: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,547 INFO L273 TraceCheckUtils]: 85: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,547 INFO L273 TraceCheckUtils]: 86: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,547 INFO L273 TraceCheckUtils]: 87: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,547 INFO L273 TraceCheckUtils]: 88: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,547 INFO L273 TraceCheckUtils]: 89: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,547 INFO L273 TraceCheckUtils]: 90: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,547 INFO L273 TraceCheckUtils]: 91: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 92: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 93: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 94: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 95: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 96: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 97: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 98: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 99: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 100: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,548 INFO L273 TraceCheckUtils]: 101: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 102: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 103: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 104: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 105: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 106: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 107: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 108: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 109: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 110: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,549 INFO L273 TraceCheckUtils]: 111: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 112: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 113: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 114: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 115: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 116: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 117: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 118: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 119: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,550 INFO L273 TraceCheckUtils]: 120: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 121: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 122: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 123: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 124: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 125: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 126: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 127: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 128: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 129: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,551 INFO L273 TraceCheckUtils]: 130: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,552 INFO L273 TraceCheckUtils]: 131: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,552 INFO L273 TraceCheckUtils]: 132: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,552 INFO L273 TraceCheckUtils]: 133: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,552 INFO L273 TraceCheckUtils]: 134: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,552 INFO L273 TraceCheckUtils]: 135: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,552 INFO L273 TraceCheckUtils]: 136: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,552 INFO L273 TraceCheckUtils]: 137: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,553 INFO L273 TraceCheckUtils]: 138: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,553 INFO L273 TraceCheckUtils]: 139: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,553 INFO L273 TraceCheckUtils]: 140: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,553 INFO L273 TraceCheckUtils]: 141: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,553 INFO L273 TraceCheckUtils]: 142: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:50,553 INFO L273 TraceCheckUtils]: 143: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:50,553 INFO L273 TraceCheckUtils]: 144: Hoare triple {25468#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {25468#false} is VALID [2018-11-14 17:36:50,554 INFO L273 TraceCheckUtils]: 145: Hoare triple {25468#false} assume ~__VERIFIER_assert__cond~0 == 0; {25468#false} is VALID [2018-11-14 17:36:50,554 INFO L273 TraceCheckUtils]: 146: Hoare triple {25468#false} assume !false; {25468#false} is VALID [2018-11-14 17:36:50,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 1827 proven. 812 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:50,568 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:50,568 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:50,580 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-14 17:36:50,624 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-14 17:36:50,624 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:50,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:36:51,442 INFO L256 TraceCheckUtils]: 0: Hoare triple {25467#true} call ULTIMATE.init(); {25467#true} is VALID [2018-11-14 17:36:51,442 INFO L273 TraceCheckUtils]: 1: Hoare triple {25467#true} ~__return_main~0 := 0;~__return_720~0 := 0; {25467#true} is VALID [2018-11-14 17:36:51,442 INFO L273 TraceCheckUtils]: 2: Hoare triple {25467#true} assume true; {25467#true} is VALID [2018-11-14 17:36:51,442 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {25467#true} {25467#true} #115#return; {25467#true} is VALID [2018-11-14 17:36:51,443 INFO L256 TraceCheckUtils]: 4: Hoare triple {25467#true} call #t~ret1 := main(); {25467#true} is VALID [2018-11-14 17:36:51,443 INFO L273 TraceCheckUtils]: 5: Hoare triple {25467#true} ~main__x~0 := 0;~main__y~0 := 50; {25469#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:51,444 INFO L273 TraceCheckUtils]: 6: Hoare triple {25469#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {25469#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:51,444 INFO L273 TraceCheckUtils]: 7: Hoare triple {25469#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25470#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:51,445 INFO L273 TraceCheckUtils]: 8: Hoare triple {25470#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {25470#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:51,445 INFO L273 TraceCheckUtils]: 9: Hoare triple {25470#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25471#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:51,445 INFO L273 TraceCheckUtils]: 10: Hoare triple {25471#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {25471#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:51,446 INFO L273 TraceCheckUtils]: 11: Hoare triple {25471#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25472#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:51,446 INFO L273 TraceCheckUtils]: 12: Hoare triple {25472#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {25472#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:51,447 INFO L273 TraceCheckUtils]: 13: Hoare triple {25472#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25473#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:51,447 INFO L273 TraceCheckUtils]: 14: Hoare triple {25473#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {25473#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:51,448 INFO L273 TraceCheckUtils]: 15: Hoare triple {25473#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25474#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:51,449 INFO L273 TraceCheckUtils]: 16: Hoare triple {25474#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {25474#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:51,449 INFO L273 TraceCheckUtils]: 17: Hoare triple {25474#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25475#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:51,450 INFO L273 TraceCheckUtils]: 18: Hoare triple {25475#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {25475#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:51,450 INFO L273 TraceCheckUtils]: 19: Hoare triple {25475#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25476#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:51,451 INFO L273 TraceCheckUtils]: 20: Hoare triple {25476#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {25476#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:51,452 INFO L273 TraceCheckUtils]: 21: Hoare triple {25476#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25477#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:51,452 INFO L273 TraceCheckUtils]: 22: Hoare triple {25477#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {25477#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:51,453 INFO L273 TraceCheckUtils]: 23: Hoare triple {25477#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25478#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:51,453 INFO L273 TraceCheckUtils]: 24: Hoare triple {25478#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {25478#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:51,454 INFO L273 TraceCheckUtils]: 25: Hoare triple {25478#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25479#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:51,454 INFO L273 TraceCheckUtils]: 26: Hoare triple {25479#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {25479#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:51,455 INFO L273 TraceCheckUtils]: 27: Hoare triple {25479#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25480#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:51,456 INFO L273 TraceCheckUtils]: 28: Hoare triple {25480#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {25480#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:51,456 INFO L273 TraceCheckUtils]: 29: Hoare triple {25480#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25481#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:51,457 INFO L273 TraceCheckUtils]: 30: Hoare triple {25481#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {25481#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:51,458 INFO L273 TraceCheckUtils]: 31: Hoare triple {25481#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25482#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:51,458 INFO L273 TraceCheckUtils]: 32: Hoare triple {25482#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {25482#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:51,459 INFO L273 TraceCheckUtils]: 33: Hoare triple {25482#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25483#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:51,459 INFO L273 TraceCheckUtils]: 34: Hoare triple {25483#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {25483#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:51,460 INFO L273 TraceCheckUtils]: 35: Hoare triple {25483#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25484#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:51,460 INFO L273 TraceCheckUtils]: 36: Hoare triple {25484#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {25484#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:51,461 INFO L273 TraceCheckUtils]: 37: Hoare triple {25484#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25485#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:51,462 INFO L273 TraceCheckUtils]: 38: Hoare triple {25485#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {25485#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:51,462 INFO L273 TraceCheckUtils]: 39: Hoare triple {25485#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25486#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:51,463 INFO L273 TraceCheckUtils]: 40: Hoare triple {25486#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {25486#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:51,463 INFO L273 TraceCheckUtils]: 41: Hoare triple {25486#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25487#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:51,464 INFO L273 TraceCheckUtils]: 42: Hoare triple {25487#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {25487#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:51,465 INFO L273 TraceCheckUtils]: 43: Hoare triple {25487#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25488#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:51,465 INFO L273 TraceCheckUtils]: 44: Hoare triple {25488#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {25488#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:51,466 INFO L273 TraceCheckUtils]: 45: Hoare triple {25488#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25489#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:51,466 INFO L273 TraceCheckUtils]: 46: Hoare triple {25489#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {25489#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:51,467 INFO L273 TraceCheckUtils]: 47: Hoare triple {25489#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25490#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:51,468 INFO L273 TraceCheckUtils]: 48: Hoare triple {25490#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {25490#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:51,470 INFO L273 TraceCheckUtils]: 49: Hoare triple {25490#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25491#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:51,470 INFO L273 TraceCheckUtils]: 50: Hoare triple {25491#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {25491#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:51,471 INFO L273 TraceCheckUtils]: 51: Hoare triple {25491#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25492#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:51,471 INFO L273 TraceCheckUtils]: 52: Hoare triple {25492#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {25492#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:51,471 INFO L273 TraceCheckUtils]: 53: Hoare triple {25492#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25493#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:51,472 INFO L273 TraceCheckUtils]: 54: Hoare triple {25493#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {25493#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:51,472 INFO L273 TraceCheckUtils]: 55: Hoare triple {25493#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25494#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:51,472 INFO L273 TraceCheckUtils]: 56: Hoare triple {25494#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {25494#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:51,473 INFO L273 TraceCheckUtils]: 57: Hoare triple {25494#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25495#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:51,473 INFO L273 TraceCheckUtils]: 58: Hoare triple {25495#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {25495#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:51,474 INFO L273 TraceCheckUtils]: 59: Hoare triple {25495#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25496#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:51,474 INFO L273 TraceCheckUtils]: 60: Hoare triple {25496#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {25496#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:51,475 INFO L273 TraceCheckUtils]: 61: Hoare triple {25496#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25497#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:51,476 INFO L273 TraceCheckUtils]: 62: Hoare triple {25497#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {25497#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:51,476 INFO L273 TraceCheckUtils]: 63: Hoare triple {25497#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25498#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:51,477 INFO L273 TraceCheckUtils]: 64: Hoare triple {25498#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {25498#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:51,478 INFO L273 TraceCheckUtils]: 65: Hoare triple {25498#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25499#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:51,478 INFO L273 TraceCheckUtils]: 66: Hoare triple {25499#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {25499#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:51,479 INFO L273 TraceCheckUtils]: 67: Hoare triple {25499#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25500#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:51,479 INFO L273 TraceCheckUtils]: 68: Hoare triple {25500#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {25500#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:51,480 INFO L273 TraceCheckUtils]: 69: Hoare triple {25500#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25501#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:51,480 INFO L273 TraceCheckUtils]: 70: Hoare triple {25501#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {25501#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:51,481 INFO L273 TraceCheckUtils]: 71: Hoare triple {25501#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25502#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:51,482 INFO L273 TraceCheckUtils]: 72: Hoare triple {25502#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {25502#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:51,482 INFO L273 TraceCheckUtils]: 73: Hoare triple {25502#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25503#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:51,483 INFO L273 TraceCheckUtils]: 74: Hoare triple {25503#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {25503#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:51,484 INFO L273 TraceCheckUtils]: 75: Hoare triple {25503#(<= main_~main__x~0 34)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25504#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:51,484 INFO L273 TraceCheckUtils]: 76: Hoare triple {25504#(<= main_~main__x~0 35)} assume ~main__x~0 < 100; {25504#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:51,485 INFO L273 TraceCheckUtils]: 77: Hoare triple {25504#(<= main_~main__x~0 35)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25505#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:51,485 INFO L273 TraceCheckUtils]: 78: Hoare triple {25505#(<= main_~main__x~0 36)} assume ~main__x~0 < 100; {25505#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:51,486 INFO L273 TraceCheckUtils]: 79: Hoare triple {25505#(<= main_~main__x~0 36)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {25506#(<= main_~main__x~0 37)} is VALID [2018-11-14 17:36:51,486 INFO L273 TraceCheckUtils]: 80: Hoare triple {25506#(<= main_~main__x~0 37)} assume ~main__x~0 < 100; {25506#(<= main_~main__x~0 37)} is VALID [2018-11-14 17:36:51,487 INFO L273 TraceCheckUtils]: 81: Hoare triple {25506#(<= main_~main__x~0 37)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,487 INFO L273 TraceCheckUtils]: 82: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,487 INFO L273 TraceCheckUtils]: 83: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,488 INFO L273 TraceCheckUtils]: 84: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,488 INFO L273 TraceCheckUtils]: 85: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,488 INFO L273 TraceCheckUtils]: 86: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,488 INFO L273 TraceCheckUtils]: 87: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,488 INFO L273 TraceCheckUtils]: 88: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,488 INFO L273 TraceCheckUtils]: 89: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,489 INFO L273 TraceCheckUtils]: 90: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,489 INFO L273 TraceCheckUtils]: 91: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,489 INFO L273 TraceCheckUtils]: 92: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,489 INFO L273 TraceCheckUtils]: 93: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,489 INFO L273 TraceCheckUtils]: 94: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 95: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 96: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 97: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 98: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 99: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 100: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 101: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,490 INFO L273 TraceCheckUtils]: 102: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 103: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 104: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 105: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 106: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 107: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 108: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 109: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 110: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 111: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,491 INFO L273 TraceCheckUtils]: 112: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,492 INFO L273 TraceCheckUtils]: 113: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,492 INFO L273 TraceCheckUtils]: 114: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,492 INFO L273 TraceCheckUtils]: 115: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,492 INFO L273 TraceCheckUtils]: 116: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,492 INFO L273 TraceCheckUtils]: 117: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,492 INFO L273 TraceCheckUtils]: 118: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,492 INFO L273 TraceCheckUtils]: 119: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,493 INFO L273 TraceCheckUtils]: 120: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,493 INFO L273 TraceCheckUtils]: 121: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,493 INFO L273 TraceCheckUtils]: 122: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,493 INFO L273 TraceCheckUtils]: 123: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,493 INFO L273 TraceCheckUtils]: 124: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 125: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 126: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 127: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 128: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 129: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 130: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 131: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 132: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 133: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,494 INFO L273 TraceCheckUtils]: 134: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 135: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 136: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 137: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 138: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 139: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 140: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 141: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 142: Hoare triple {25468#false} assume ~main__x~0 < 100; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 143: Hoare triple {25468#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {25468#false} is VALID [2018-11-14 17:36:51,495 INFO L273 TraceCheckUtils]: 144: Hoare triple {25468#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {25468#false} is VALID [2018-11-14 17:36:51,496 INFO L273 TraceCheckUtils]: 145: Hoare triple {25468#false} assume ~__VERIFIER_assert__cond~0 == 0; {25468#false} is VALID [2018-11-14 17:36:51,496 INFO L273 TraceCheckUtils]: 146: Hoare triple {25468#false} assume !false; {25468#false} is VALID [2018-11-14 17:36:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 1827 proven. 812 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:51,528 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:36:51,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 40] total 40 [2018-11-14 17:36:51,528 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 147 [2018-11-14 17:36:51,528 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:36:51,529 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 40 states. [2018-11-14 17:36:51,689 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 87 edges. 87 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:51,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-11-14 17:36:51,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-11-14 17:36:51,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2018-11-14 17:36:51,690 INFO L87 Difference]: Start difference. First operand 148 states and 149 transitions. Second operand 40 states. [2018-11-14 17:36:52,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:52,272 INFO L93 Difference]: Finished difference Result 216 states and 218 transitions. [2018-11-14 17:36:52,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-11-14 17:36:52,272 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 147 [2018-11-14 17:36:52,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:36:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-14 17:36:52,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 94 transitions. [2018-11-14 17:36:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-14 17:36:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 94 transitions. [2018-11-14 17:36:52,274 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 40 states and 94 transitions. [2018-11-14 17:36:52,354 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:36:52,357 INFO L225 Difference]: With dead ends: 216 [2018-11-14 17:36:52,357 INFO L226 Difference]: Without dead ends: 150 [2018-11-14 17:36:52,358 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2018-11-14 17:36:52,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-11-14 17:36:52,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-11-14 17:36:52,454 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:36:52,455 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states. Second operand 150 states. [2018-11-14 17:36:52,455 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand 150 states. [2018-11-14 17:36:52,455 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 150 states. [2018-11-14 17:36:52,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:52,457 INFO L93 Difference]: Finished difference Result 150 states and 151 transitions. [2018-11-14 17:36:52,457 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 151 transitions. [2018-11-14 17:36:52,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:52,457 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:52,457 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand 150 states. [2018-11-14 17:36:52,457 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 150 states. [2018-11-14 17:36:52,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:36:52,460 INFO L93 Difference]: Finished difference Result 150 states and 151 transitions. [2018-11-14 17:36:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 151 transitions. [2018-11-14 17:36:52,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:36:52,460 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:36:52,461 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:36:52,461 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:36:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-14 17:36:52,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 151 transitions. [2018-11-14 17:36:52,462 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 151 transitions. Word has length 147 [2018-11-14 17:36:52,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:36:52,463 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 151 transitions. [2018-11-14 17:36:52,463 INFO L481 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-11-14 17:36:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 151 transitions. [2018-11-14 17:36:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-14 17:36:52,464 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:36:52,464 INFO L375 BasicCegarLoop]: trace histogram [61, 32, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:36:52,464 INFO L423 AbstractCegarLoop]: === Iteration 36 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:36:52,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:36:52,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1886861132, now seen corresponding path program 29 times [2018-11-14 17:36:52,464 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:36:52,464 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:36:52,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:52,465 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-14 17:36:52,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:36:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:53,358 INFO L256 TraceCheckUtils]: 0: Hoare triple {26793#true} call ULTIMATE.init(); {26793#true} is VALID [2018-11-14 17:36:53,359 INFO L273 TraceCheckUtils]: 1: Hoare triple {26793#true} ~__return_main~0 := 0;~__return_720~0 := 0; {26793#true} is VALID [2018-11-14 17:36:53,359 INFO L273 TraceCheckUtils]: 2: Hoare triple {26793#true} assume true; {26793#true} is VALID [2018-11-14 17:36:53,359 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {26793#true} {26793#true} #115#return; {26793#true} is VALID [2018-11-14 17:36:53,359 INFO L256 TraceCheckUtils]: 4: Hoare triple {26793#true} call #t~ret1 := main(); {26793#true} is VALID [2018-11-14 17:36:53,359 INFO L273 TraceCheckUtils]: 5: Hoare triple {26793#true} ~main__x~0 := 0;~main__y~0 := 50; {26795#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:53,360 INFO L273 TraceCheckUtils]: 6: Hoare triple {26795#(<= main_~main__x~0 0)} assume ~main__x~0 < 100; {26795#(<= main_~main__x~0 0)} is VALID [2018-11-14 17:36:53,360 INFO L273 TraceCheckUtils]: 7: Hoare triple {26795#(<= main_~main__x~0 0)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26796#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:53,361 INFO L273 TraceCheckUtils]: 8: Hoare triple {26796#(<= main_~main__x~0 1)} assume ~main__x~0 < 100; {26796#(<= main_~main__x~0 1)} is VALID [2018-11-14 17:36:53,361 INFO L273 TraceCheckUtils]: 9: Hoare triple {26796#(<= main_~main__x~0 1)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26797#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:53,362 INFO L273 TraceCheckUtils]: 10: Hoare triple {26797#(<= main_~main__x~0 2)} assume ~main__x~0 < 100; {26797#(<= main_~main__x~0 2)} is VALID [2018-11-14 17:36:53,362 INFO L273 TraceCheckUtils]: 11: Hoare triple {26797#(<= main_~main__x~0 2)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26798#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:53,363 INFO L273 TraceCheckUtils]: 12: Hoare triple {26798#(<= main_~main__x~0 3)} assume ~main__x~0 < 100; {26798#(<= main_~main__x~0 3)} is VALID [2018-11-14 17:36:53,364 INFO L273 TraceCheckUtils]: 13: Hoare triple {26798#(<= main_~main__x~0 3)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26799#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:53,364 INFO L273 TraceCheckUtils]: 14: Hoare triple {26799#(<= main_~main__x~0 4)} assume ~main__x~0 < 100; {26799#(<= main_~main__x~0 4)} is VALID [2018-11-14 17:36:53,365 INFO L273 TraceCheckUtils]: 15: Hoare triple {26799#(<= main_~main__x~0 4)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26800#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:53,365 INFO L273 TraceCheckUtils]: 16: Hoare triple {26800#(<= main_~main__x~0 5)} assume ~main__x~0 < 100; {26800#(<= main_~main__x~0 5)} is VALID [2018-11-14 17:36:53,366 INFO L273 TraceCheckUtils]: 17: Hoare triple {26800#(<= main_~main__x~0 5)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26801#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:53,367 INFO L273 TraceCheckUtils]: 18: Hoare triple {26801#(<= main_~main__x~0 6)} assume ~main__x~0 < 100; {26801#(<= main_~main__x~0 6)} is VALID [2018-11-14 17:36:53,367 INFO L273 TraceCheckUtils]: 19: Hoare triple {26801#(<= main_~main__x~0 6)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26802#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:53,368 INFO L273 TraceCheckUtils]: 20: Hoare triple {26802#(<= main_~main__x~0 7)} assume ~main__x~0 < 100; {26802#(<= main_~main__x~0 7)} is VALID [2018-11-14 17:36:53,368 INFO L273 TraceCheckUtils]: 21: Hoare triple {26802#(<= main_~main__x~0 7)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26803#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:53,369 INFO L273 TraceCheckUtils]: 22: Hoare triple {26803#(<= main_~main__x~0 8)} assume ~main__x~0 < 100; {26803#(<= main_~main__x~0 8)} is VALID [2018-11-14 17:36:53,370 INFO L273 TraceCheckUtils]: 23: Hoare triple {26803#(<= main_~main__x~0 8)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26804#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:53,370 INFO L273 TraceCheckUtils]: 24: Hoare triple {26804#(<= main_~main__x~0 9)} assume ~main__x~0 < 100; {26804#(<= main_~main__x~0 9)} is VALID [2018-11-14 17:36:53,371 INFO L273 TraceCheckUtils]: 25: Hoare triple {26804#(<= main_~main__x~0 9)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26805#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:53,371 INFO L273 TraceCheckUtils]: 26: Hoare triple {26805#(<= main_~main__x~0 10)} assume ~main__x~0 < 100; {26805#(<= main_~main__x~0 10)} is VALID [2018-11-14 17:36:53,372 INFO L273 TraceCheckUtils]: 27: Hoare triple {26805#(<= main_~main__x~0 10)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26806#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:53,372 INFO L273 TraceCheckUtils]: 28: Hoare triple {26806#(<= main_~main__x~0 11)} assume ~main__x~0 < 100; {26806#(<= main_~main__x~0 11)} is VALID [2018-11-14 17:36:53,373 INFO L273 TraceCheckUtils]: 29: Hoare triple {26806#(<= main_~main__x~0 11)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26807#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:53,374 INFO L273 TraceCheckUtils]: 30: Hoare triple {26807#(<= main_~main__x~0 12)} assume ~main__x~0 < 100; {26807#(<= main_~main__x~0 12)} is VALID [2018-11-14 17:36:53,374 INFO L273 TraceCheckUtils]: 31: Hoare triple {26807#(<= main_~main__x~0 12)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26808#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:53,375 INFO L273 TraceCheckUtils]: 32: Hoare triple {26808#(<= main_~main__x~0 13)} assume ~main__x~0 < 100; {26808#(<= main_~main__x~0 13)} is VALID [2018-11-14 17:36:53,375 INFO L273 TraceCheckUtils]: 33: Hoare triple {26808#(<= main_~main__x~0 13)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26809#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:53,376 INFO L273 TraceCheckUtils]: 34: Hoare triple {26809#(<= main_~main__x~0 14)} assume ~main__x~0 < 100; {26809#(<= main_~main__x~0 14)} is VALID [2018-11-14 17:36:53,377 INFO L273 TraceCheckUtils]: 35: Hoare triple {26809#(<= main_~main__x~0 14)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26810#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:53,377 INFO L273 TraceCheckUtils]: 36: Hoare triple {26810#(<= main_~main__x~0 15)} assume ~main__x~0 < 100; {26810#(<= main_~main__x~0 15)} is VALID [2018-11-14 17:36:53,378 INFO L273 TraceCheckUtils]: 37: Hoare triple {26810#(<= main_~main__x~0 15)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26811#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:53,378 INFO L273 TraceCheckUtils]: 38: Hoare triple {26811#(<= main_~main__x~0 16)} assume ~main__x~0 < 100; {26811#(<= main_~main__x~0 16)} is VALID [2018-11-14 17:36:53,379 INFO L273 TraceCheckUtils]: 39: Hoare triple {26811#(<= main_~main__x~0 16)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26812#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:53,379 INFO L273 TraceCheckUtils]: 40: Hoare triple {26812#(<= main_~main__x~0 17)} assume ~main__x~0 < 100; {26812#(<= main_~main__x~0 17)} is VALID [2018-11-14 17:36:53,380 INFO L273 TraceCheckUtils]: 41: Hoare triple {26812#(<= main_~main__x~0 17)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26813#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:53,381 INFO L273 TraceCheckUtils]: 42: Hoare triple {26813#(<= main_~main__x~0 18)} assume ~main__x~0 < 100; {26813#(<= main_~main__x~0 18)} is VALID [2018-11-14 17:36:53,381 INFO L273 TraceCheckUtils]: 43: Hoare triple {26813#(<= main_~main__x~0 18)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26814#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:53,382 INFO L273 TraceCheckUtils]: 44: Hoare triple {26814#(<= main_~main__x~0 19)} assume ~main__x~0 < 100; {26814#(<= main_~main__x~0 19)} is VALID [2018-11-14 17:36:53,383 INFO L273 TraceCheckUtils]: 45: Hoare triple {26814#(<= main_~main__x~0 19)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26815#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:53,383 INFO L273 TraceCheckUtils]: 46: Hoare triple {26815#(<= main_~main__x~0 20)} assume ~main__x~0 < 100; {26815#(<= main_~main__x~0 20)} is VALID [2018-11-14 17:36:53,384 INFO L273 TraceCheckUtils]: 47: Hoare triple {26815#(<= main_~main__x~0 20)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26816#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:53,384 INFO L273 TraceCheckUtils]: 48: Hoare triple {26816#(<= main_~main__x~0 21)} assume ~main__x~0 < 100; {26816#(<= main_~main__x~0 21)} is VALID [2018-11-14 17:36:53,385 INFO L273 TraceCheckUtils]: 49: Hoare triple {26816#(<= main_~main__x~0 21)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26817#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:53,386 INFO L273 TraceCheckUtils]: 50: Hoare triple {26817#(<= main_~main__x~0 22)} assume ~main__x~0 < 100; {26817#(<= main_~main__x~0 22)} is VALID [2018-11-14 17:36:53,386 INFO L273 TraceCheckUtils]: 51: Hoare triple {26817#(<= main_~main__x~0 22)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26818#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:53,387 INFO L273 TraceCheckUtils]: 52: Hoare triple {26818#(<= main_~main__x~0 23)} assume ~main__x~0 < 100; {26818#(<= main_~main__x~0 23)} is VALID [2018-11-14 17:36:53,388 INFO L273 TraceCheckUtils]: 53: Hoare triple {26818#(<= main_~main__x~0 23)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26819#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:53,388 INFO L273 TraceCheckUtils]: 54: Hoare triple {26819#(<= main_~main__x~0 24)} assume ~main__x~0 < 100; {26819#(<= main_~main__x~0 24)} is VALID [2018-11-14 17:36:53,389 INFO L273 TraceCheckUtils]: 55: Hoare triple {26819#(<= main_~main__x~0 24)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26820#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:53,389 INFO L273 TraceCheckUtils]: 56: Hoare triple {26820#(<= main_~main__x~0 25)} assume ~main__x~0 < 100; {26820#(<= main_~main__x~0 25)} is VALID [2018-11-14 17:36:53,390 INFO L273 TraceCheckUtils]: 57: Hoare triple {26820#(<= main_~main__x~0 25)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26821#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:53,390 INFO L273 TraceCheckUtils]: 58: Hoare triple {26821#(<= main_~main__x~0 26)} assume ~main__x~0 < 100; {26821#(<= main_~main__x~0 26)} is VALID [2018-11-14 17:36:53,391 INFO L273 TraceCheckUtils]: 59: Hoare triple {26821#(<= main_~main__x~0 26)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26822#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:53,392 INFO L273 TraceCheckUtils]: 60: Hoare triple {26822#(<= main_~main__x~0 27)} assume ~main__x~0 < 100; {26822#(<= main_~main__x~0 27)} is VALID [2018-11-14 17:36:53,392 INFO L273 TraceCheckUtils]: 61: Hoare triple {26822#(<= main_~main__x~0 27)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26823#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:53,393 INFO L273 TraceCheckUtils]: 62: Hoare triple {26823#(<= main_~main__x~0 28)} assume ~main__x~0 < 100; {26823#(<= main_~main__x~0 28)} is VALID [2018-11-14 17:36:53,394 INFO L273 TraceCheckUtils]: 63: Hoare triple {26823#(<= main_~main__x~0 28)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26824#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:53,394 INFO L273 TraceCheckUtils]: 64: Hoare triple {26824#(<= main_~main__x~0 29)} assume ~main__x~0 < 100; {26824#(<= main_~main__x~0 29)} is VALID [2018-11-14 17:36:53,395 INFO L273 TraceCheckUtils]: 65: Hoare triple {26824#(<= main_~main__x~0 29)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26825#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:53,395 INFO L273 TraceCheckUtils]: 66: Hoare triple {26825#(<= main_~main__x~0 30)} assume ~main__x~0 < 100; {26825#(<= main_~main__x~0 30)} is VALID [2018-11-14 17:36:53,396 INFO L273 TraceCheckUtils]: 67: Hoare triple {26825#(<= main_~main__x~0 30)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26826#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:53,396 INFO L273 TraceCheckUtils]: 68: Hoare triple {26826#(<= main_~main__x~0 31)} assume ~main__x~0 < 100; {26826#(<= main_~main__x~0 31)} is VALID [2018-11-14 17:36:53,397 INFO L273 TraceCheckUtils]: 69: Hoare triple {26826#(<= main_~main__x~0 31)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26827#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:53,398 INFO L273 TraceCheckUtils]: 70: Hoare triple {26827#(<= main_~main__x~0 32)} assume ~main__x~0 < 100; {26827#(<= main_~main__x~0 32)} is VALID [2018-11-14 17:36:53,398 INFO L273 TraceCheckUtils]: 71: Hoare triple {26827#(<= main_~main__x~0 32)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26828#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:53,399 INFO L273 TraceCheckUtils]: 72: Hoare triple {26828#(<= main_~main__x~0 33)} assume ~main__x~0 < 100; {26828#(<= main_~main__x~0 33)} is VALID [2018-11-14 17:36:53,399 INFO L273 TraceCheckUtils]: 73: Hoare triple {26828#(<= main_~main__x~0 33)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26829#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:53,400 INFO L273 TraceCheckUtils]: 74: Hoare triple {26829#(<= main_~main__x~0 34)} assume ~main__x~0 < 100; {26829#(<= main_~main__x~0 34)} is VALID [2018-11-14 17:36:53,401 INFO L273 TraceCheckUtils]: 75: Hoare triple {26829#(<= main_~main__x~0 34)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26830#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:53,401 INFO L273 TraceCheckUtils]: 76: Hoare triple {26830#(<= main_~main__x~0 35)} assume ~main__x~0 < 100; {26830#(<= main_~main__x~0 35)} is VALID [2018-11-14 17:36:53,402 INFO L273 TraceCheckUtils]: 77: Hoare triple {26830#(<= main_~main__x~0 35)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26831#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:53,402 INFO L273 TraceCheckUtils]: 78: Hoare triple {26831#(<= main_~main__x~0 36)} assume ~main__x~0 < 100; {26831#(<= main_~main__x~0 36)} is VALID [2018-11-14 17:36:53,403 INFO L273 TraceCheckUtils]: 79: Hoare triple {26831#(<= main_~main__x~0 36)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26832#(<= main_~main__x~0 37)} is VALID [2018-11-14 17:36:53,404 INFO L273 TraceCheckUtils]: 80: Hoare triple {26832#(<= main_~main__x~0 37)} assume ~main__x~0 < 100; {26832#(<= main_~main__x~0 37)} is VALID [2018-11-14 17:36:53,404 INFO L273 TraceCheckUtils]: 81: Hoare triple {26832#(<= main_~main__x~0 37)} assume ~main__x~0 < 50;~main__x~0 := ~main__x~0 + 1; {26833#(<= main_~main__x~0 38)} is VALID [2018-11-14 17:36:53,405 INFO L273 TraceCheckUtils]: 82: Hoare triple {26833#(<= main_~main__x~0 38)} assume ~main__x~0 < 100; {26833#(<= main_~main__x~0 38)} is VALID [2018-11-14 17:36:53,406 INFO L273 TraceCheckUtils]: 83: Hoare triple {26833#(<= main_~main__x~0 38)} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,406 INFO L273 TraceCheckUtils]: 84: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,406 INFO L273 TraceCheckUtils]: 85: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,406 INFO L273 TraceCheckUtils]: 86: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,406 INFO L273 TraceCheckUtils]: 87: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,406 INFO L273 TraceCheckUtils]: 88: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,407 INFO L273 TraceCheckUtils]: 89: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,407 INFO L273 TraceCheckUtils]: 90: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,407 INFO L273 TraceCheckUtils]: 91: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,407 INFO L273 TraceCheckUtils]: 92: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,407 INFO L273 TraceCheckUtils]: 93: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,407 INFO L273 TraceCheckUtils]: 94: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,408 INFO L273 TraceCheckUtils]: 95: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,408 INFO L273 TraceCheckUtils]: 96: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,408 INFO L273 TraceCheckUtils]: 97: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,408 INFO L273 TraceCheckUtils]: 98: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,408 INFO L273 TraceCheckUtils]: 99: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 100: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 101: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 102: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 103: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 104: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 105: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 106: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 107: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 108: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,409 INFO L273 TraceCheckUtils]: 109: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 110: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 111: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 112: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 113: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 114: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 115: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 116: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 117: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 118: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,410 INFO L273 TraceCheckUtils]: 119: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 120: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 121: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 122: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 123: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 124: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 125: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 126: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 127: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,411 INFO L273 TraceCheckUtils]: 128: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 129: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 130: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 131: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 132: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 133: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 134: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 135: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 136: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 137: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,412 INFO L273 TraceCheckUtils]: 138: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 139: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 140: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 141: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 142: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 143: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 144: Hoare triple {26794#false} assume ~main__x~0 < 100; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 145: Hoare triple {26794#false} assume !(~main__x~0 < 50);~main__x~0 := ~main__x~0 + 1;~main__y~0 := ~main__y~0 + 1; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 146: Hoare triple {26794#false} assume !(~main__x~0 < 100);havoc ~__tmp_1~0;~__tmp_1~0 := (if ~main__y~0 == 100 then 1 else 0);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 147: Hoare triple {26794#false} assume ~__VERIFIER_assert__cond~0 == 0; {26794#false} is VALID [2018-11-14 17:36:53,413 INFO L273 TraceCheckUtils]: 148: Hoare triple {26794#false} assume !false; {26794#false} is VALID [2018-11-14 17:36:53,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3721 backedges. 1890 proven. 870 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2018-11-14 17:36:53,425 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:36:53,425 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:36:53,441 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-14 17:36:53,577 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 62 check-sat command(s) [2018-11-14 17:36:53,577 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 17:36:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:36:53,601 INFO L273 TraceCheckSpWp]: Computing forward predicates...