/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/test24-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 05:13:37,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 05:13:37,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 05:13:37,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 05:13:37,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 05:13:37,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 05:13:37,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 05:13:37,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 05:13:37,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 05:13:37,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 05:13:37,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 05:13:37,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 05:13:37,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 05:13:37,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 05:13:37,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 05:13:37,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 05:13:37,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 05:13:37,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 05:13:37,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 05:13:37,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 05:13:37,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 05:13:37,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 05:13:37,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 05:13:37,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 05:13:37,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 05:13:37,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 05:13:37,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 05:13:37,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 05:13:37,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 05:13:37,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 05:13:37,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 05:13:37,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 05:13:37,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 05:13:37,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 05:13:37,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 05:13:37,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 05:13:37,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 05:13:37,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 05:13:37,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 05:13:37,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 05:13:37,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 05:13:37,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 05:13:37,234 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 05:13:37,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 05:13:37,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 05:13:37,238 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 05:13:37,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 05:13:37,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 05:13:37,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 05:13:37,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 05:13:37,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 05:13:37,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 05:13:37,240 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 05:13:37,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 05:13:37,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 05:13:37,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 05:13:37,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 05:13:37,242 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 05:13:37,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 05:13:37,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 05:13:37,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 05:13:37,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 05:13:37,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 05:13:37,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 05:13:37,243 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-18 05:13:37,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 05:13:37,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 05:13:37,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 05:13:37,539 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 05:13:37,539 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 05:13:37,540 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test24-2.c [2020-07-18 05:13:37,611 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29838841b/6dffc0ab4ca44b34aff98d8f5ef40da0/FLAGaa1012f01 [2020-07-18 05:13:38,076 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 05:13:38,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test24-2.c [2020-07-18 05:13:38,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29838841b/6dffc0ab4ca44b34aff98d8f5ef40da0/FLAGaa1012f01 [2020-07-18 05:13:38,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29838841b/6dffc0ab4ca44b34aff98d8f5ef40da0 [2020-07-18 05:13:38,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 05:13:38,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 05:13:38,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 05:13:38,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 05:13:38,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 05:13:38,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2d08fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38, skipping insertion in model container [2020-07-18 05:13:38,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 05:13:38,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 05:13:38,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 05:13:38,705 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 05:13:38,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 05:13:38,744 INFO L208 MainTranslator]: Completed translation [2020-07-18 05:13:38,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38 WrapperNode [2020-07-18 05:13:38,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 05:13:38,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 05:13:38,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 05:13:38,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 05:13:38,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... [2020-07-18 05:13:38,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 05:13:38,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 05:13:38,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 05:13:38,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 05:13:38,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 05:13:38,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 05:13:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 05:13:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2020-07-18 05:13:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 05:13:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 05:13:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 05:13:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure check [2020-07-18 05:13:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 05:13:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 05:13:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 05:13:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 05:13:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 05:13:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 05:13:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 05:13:39,407 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 05:13:39,407 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-18 05:13:39,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 05:13:39 BoogieIcfgContainer [2020-07-18 05:13:39,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 05:13:39,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 05:13:39,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 05:13:39,425 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 05:13:39,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 05:13:38" (1/3) ... [2020-07-18 05:13:39,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@495ebe87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 05:13:39, skipping insertion in model container [2020-07-18 05:13:39,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:13:38" (2/3) ... [2020-07-18 05:13:39,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@495ebe87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 05:13:39, skipping insertion in model container [2020-07-18 05:13:39,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 05:13:39" (3/3) ... [2020-07-18 05:13:39,429 INFO L109 eAbstractionObserver]: Analyzing ICFG test24-2.c [2020-07-18 05:13:39,441 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 05:13:39,447 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 05:13:39,460 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 05:13:39,483 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 05:13:39,483 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 05:13:39,483 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-18 05:13:39,483 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 05:13:39,484 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 05:13:39,484 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 05:13:39,484 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 05:13:39,484 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 05:13:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2020-07-18 05:13:39,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-18 05:13:39,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:39,515 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:39,516 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:39,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:39,521 INFO L82 PathProgramCache]: Analyzing trace with hash 2031307650, now seen corresponding path program 1 times [2020-07-18 05:13:39,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:39,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [22997380] [2020-07-18 05:13:39,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:39,745 INFO L280 TraceCheckUtils]: 0: Hoare triple {81#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {67#true} is VALID [2020-07-18 05:13:39,746 INFO L280 TraceCheckUtils]: 1: Hoare triple {67#true} #valid := #valid[0 := 0]; {67#true} is VALID [2020-07-18 05:13:39,746 INFO L280 TraceCheckUtils]: 2: Hoare triple {67#true} assume 0 < #StackHeapBarrier; {67#true} is VALID [2020-07-18 05:13:39,747 INFO L280 TraceCheckUtils]: 3: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-18 05:13:39,747 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {67#true} {67#true} #92#return; {67#true} is VALID [2020-07-18 05:13:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:39,767 INFO L280 TraceCheckUtils]: 0: Hoare triple {67#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {67#true} is VALID [2020-07-18 05:13:39,767 INFO L280 TraceCheckUtils]: 1: Hoare triple {67#true} ~b := #in~b; {67#true} is VALID [2020-07-18 05:13:39,768 INFO L280 TraceCheckUtils]: 2: Hoare triple {67#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {67#true} is VALID [2020-07-18 05:13:39,768 INFO L280 TraceCheckUtils]: 3: Hoare triple {67#true} #res := (if #t~mem0 == ~b then 1 else 0); {67#true} is VALID [2020-07-18 05:13:39,769 INFO L280 TraceCheckUtils]: 4: Hoare triple {67#true} havoc #t~mem0; {67#true} is VALID [2020-07-18 05:13:39,769 INFO L280 TraceCheckUtils]: 5: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-18 05:13:39,770 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {67#true} {68#false} #96#return; {68#false} is VALID [2020-07-18 05:13:39,772 INFO L263 TraceCheckUtils]: 0: Hoare triple {67#true} call ULTIMATE.init(); {81#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:39,773 INFO L280 TraceCheckUtils]: 1: Hoare triple {81#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {67#true} is VALID [2020-07-18 05:13:39,773 INFO L280 TraceCheckUtils]: 2: Hoare triple {67#true} #valid := #valid[0 := 0]; {67#true} is VALID [2020-07-18 05:13:39,773 INFO L280 TraceCheckUtils]: 3: Hoare triple {67#true} assume 0 < #StackHeapBarrier; {67#true} is VALID [2020-07-18 05:13:39,774 INFO L280 TraceCheckUtils]: 4: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-18 05:13:39,774 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {67#true} {67#true} #92#return; {67#true} is VALID [2020-07-18 05:13:39,775 INFO L263 TraceCheckUtils]: 6: Hoare triple {67#true} call #t~ret9 := main(); {67#true} is VALID [2020-07-18 05:13:39,775 INFO L280 TraceCheckUtils]: 7: Hoare triple {67#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {67#true} is VALID [2020-07-18 05:13:39,775 INFO L280 TraceCheckUtils]: 8: Hoare triple {67#true} havoc ~ad2~0.base, ~ad2~0.offset; {67#true} is VALID [2020-07-18 05:13:39,776 INFO L280 TraceCheckUtils]: 9: Hoare triple {67#true} havoc ~i~0; {67#true} is VALID [2020-07-18 05:13:39,776 INFO L280 TraceCheckUtils]: 10: Hoare triple {67#true} havoc ~j~0; {67#true} is VALID [2020-07-18 05:13:39,776 INFO L280 TraceCheckUtils]: 11: Hoare triple {67#true} havoc ~pa~0.base, ~pa~0.offset; {67#true} is VALID [2020-07-18 05:13:39,777 INFO L280 TraceCheckUtils]: 12: Hoare triple {67#true} ~j~0 := 0; {67#true} is VALID [2020-07-18 05:13:39,778 INFO L280 TraceCheckUtils]: 13: Hoare triple {67#true} assume !true; {68#false} is VALID [2020-07-18 05:13:39,779 INFO L280 TraceCheckUtils]: 14: Hoare triple {68#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {68#false} is VALID [2020-07-18 05:13:39,779 INFO L280 TraceCheckUtils]: 15: Hoare triple {68#false} ~i~0 := #t~nondet4; {68#false} is VALID [2020-07-18 05:13:39,779 INFO L280 TraceCheckUtils]: 16: Hoare triple {68#false} havoc #t~nondet4; {68#false} is VALID [2020-07-18 05:13:39,780 INFO L280 TraceCheckUtils]: 17: Hoare triple {68#false} assume ~i~0 >= 0 && ~i~0 < 10; {68#false} is VALID [2020-07-18 05:13:39,780 INFO L280 TraceCheckUtils]: 18: Hoare triple {68#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {68#false} is VALID [2020-07-18 05:13:39,780 INFO L280 TraceCheckUtils]: 19: Hoare triple {68#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {68#false} is VALID [2020-07-18 05:13:39,781 INFO L280 TraceCheckUtils]: 20: Hoare triple {68#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {68#false} is VALID [2020-07-18 05:13:39,781 INFO L280 TraceCheckUtils]: 21: Hoare triple {68#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {68#false} is VALID [2020-07-18 05:13:39,782 INFO L280 TraceCheckUtils]: 22: Hoare triple {68#false} ~i~0 := 10 + #t~mem5; {68#false} is VALID [2020-07-18 05:13:39,782 INFO L280 TraceCheckUtils]: 23: Hoare triple {68#false} havoc #t~mem5; {68#false} is VALID [2020-07-18 05:13:39,782 INFO L280 TraceCheckUtils]: 24: Hoare triple {68#false} assume !true; {68#false} is VALID [2020-07-18 05:13:39,783 INFO L263 TraceCheckUtils]: 25: Hoare triple {68#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {67#true} is VALID [2020-07-18 05:13:39,783 INFO L280 TraceCheckUtils]: 26: Hoare triple {67#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {67#true} is VALID [2020-07-18 05:13:39,783 INFO L280 TraceCheckUtils]: 27: Hoare triple {67#true} ~b := #in~b; {67#true} is VALID [2020-07-18 05:13:39,784 INFO L280 TraceCheckUtils]: 28: Hoare triple {67#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {67#true} is VALID [2020-07-18 05:13:39,784 INFO L280 TraceCheckUtils]: 29: Hoare triple {67#true} #res := (if #t~mem0 == ~b then 1 else 0); {67#true} is VALID [2020-07-18 05:13:39,785 INFO L280 TraceCheckUtils]: 30: Hoare triple {67#true} havoc #t~mem0; {67#true} is VALID [2020-07-18 05:13:39,785 INFO L280 TraceCheckUtils]: 31: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-18 05:13:39,785 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {67#true} {68#false} #96#return; {68#false} is VALID [2020-07-18 05:13:39,786 INFO L280 TraceCheckUtils]: 33: Hoare triple {68#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {68#false} is VALID [2020-07-18 05:13:39,786 INFO L280 TraceCheckUtils]: 34: Hoare triple {68#false} assume 0 == #t~ret8; {68#false} is VALID [2020-07-18 05:13:39,787 INFO L280 TraceCheckUtils]: 35: Hoare triple {68#false} havoc #t~ret8; {68#false} is VALID [2020-07-18 05:13:39,787 INFO L280 TraceCheckUtils]: 36: Hoare triple {68#false} assume !false; {68#false} is VALID [2020-07-18 05:13:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:39,796 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [22997380] [2020-07-18 05:13:39,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:13:39,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 05:13:39,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927000312] [2020-07-18 05:13:39,807 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-18 05:13:39,810 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:39,815 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 05:13:39,881 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:39,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 05:13:39,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:39,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 05:13:39,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 05:13:39,893 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 3 states. [2020-07-18 05:13:40,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:40,243 INFO L93 Difference]: Finished difference Result 102 states and 110 transitions. [2020-07-18 05:13:40,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 05:13:40,243 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-18 05:13:40,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:40,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 05:13:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 110 transitions. [2020-07-18 05:13:40,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 05:13:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 110 transitions. [2020-07-18 05:13:40,266 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 110 transitions. [2020-07-18 05:13:40,416 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 110 edges. 110 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:40,444 INFO L225 Difference]: With dead ends: 102 [2020-07-18 05:13:40,445 INFO L226 Difference]: Without dead ends: 53 [2020-07-18 05:13:40,455 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 05:13:40,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-07-18 05:13:40,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-07-18 05:13:40,551 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:40,552 INFO L82 GeneralOperation]: Start isEquivalent. First operand 53 states. Second operand 53 states. [2020-07-18 05:13:40,552 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand 53 states. [2020-07-18 05:13:40,553 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 53 states. [2020-07-18 05:13:40,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:40,558 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2020-07-18 05:13:40,559 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2020-07-18 05:13:40,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:40,560 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:40,560 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand 53 states. [2020-07-18 05:13:40,560 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 53 states. [2020-07-18 05:13:40,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:40,565 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2020-07-18 05:13:40,566 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2020-07-18 05:13:40,567 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:40,567 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:40,567 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:40,567 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:40,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-07-18 05:13:40,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 54 transitions. [2020-07-18 05:13:40,573 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 54 transitions. Word has length 37 [2020-07-18 05:13:40,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:40,574 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 54 transitions. [2020-07-18 05:13:40,574 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 05:13:40,574 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 53 states and 54 transitions. [2020-07-18 05:13:40,645 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2020-07-18 05:13:40,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-07-18 05:13:40,648 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:40,648 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:40,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 05:13:40,649 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:40,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:40,649 INFO L82 PathProgramCache]: Analyzing trace with hash 897550373, now seen corresponding path program 1 times [2020-07-18 05:13:40,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:40,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [642057578] [2020-07-18 05:13:40,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:40,738 INFO L280 TraceCheckUtils]: 0: Hoare triple {515#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {500#true} is VALID [2020-07-18 05:13:40,738 INFO L280 TraceCheckUtils]: 1: Hoare triple {500#true} #valid := #valid[0 := 0]; {500#true} is VALID [2020-07-18 05:13:40,739 INFO L280 TraceCheckUtils]: 2: Hoare triple {500#true} assume 0 < #StackHeapBarrier; {500#true} is VALID [2020-07-18 05:13:40,739 INFO L280 TraceCheckUtils]: 3: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-18 05:13:40,739 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {500#true} {500#true} #92#return; {500#true} is VALID [2020-07-18 05:13:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:40,749 INFO L280 TraceCheckUtils]: 0: Hoare triple {500#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {500#true} is VALID [2020-07-18 05:13:40,750 INFO L280 TraceCheckUtils]: 1: Hoare triple {500#true} ~b := #in~b; {500#true} is VALID [2020-07-18 05:13:40,750 INFO L280 TraceCheckUtils]: 2: Hoare triple {500#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {500#true} is VALID [2020-07-18 05:13:40,750 INFO L280 TraceCheckUtils]: 3: Hoare triple {500#true} #res := (if #t~mem0 == ~b then 1 else 0); {500#true} is VALID [2020-07-18 05:13:40,751 INFO L280 TraceCheckUtils]: 4: Hoare triple {500#true} havoc #t~mem0; {500#true} is VALID [2020-07-18 05:13:40,751 INFO L280 TraceCheckUtils]: 5: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-18 05:13:40,752 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {500#true} {501#false} #96#return; {501#false} is VALID [2020-07-18 05:13:40,753 INFO L263 TraceCheckUtils]: 0: Hoare triple {500#true} call ULTIMATE.init(); {515#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:40,754 INFO L280 TraceCheckUtils]: 1: Hoare triple {515#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {500#true} is VALID [2020-07-18 05:13:40,754 INFO L280 TraceCheckUtils]: 2: Hoare triple {500#true} #valid := #valid[0 := 0]; {500#true} is VALID [2020-07-18 05:13:40,754 INFO L280 TraceCheckUtils]: 3: Hoare triple {500#true} assume 0 < #StackHeapBarrier; {500#true} is VALID [2020-07-18 05:13:40,755 INFO L280 TraceCheckUtils]: 4: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-18 05:13:40,755 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {500#true} {500#true} #92#return; {500#true} is VALID [2020-07-18 05:13:40,755 INFO L263 TraceCheckUtils]: 6: Hoare triple {500#true} call #t~ret9 := main(); {500#true} is VALID [2020-07-18 05:13:40,756 INFO L280 TraceCheckUtils]: 7: Hoare triple {500#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {500#true} is VALID [2020-07-18 05:13:40,756 INFO L280 TraceCheckUtils]: 8: Hoare triple {500#true} havoc ~ad2~0.base, ~ad2~0.offset; {500#true} is VALID [2020-07-18 05:13:40,756 INFO L280 TraceCheckUtils]: 9: Hoare triple {500#true} havoc ~i~0; {500#true} is VALID [2020-07-18 05:13:40,757 INFO L280 TraceCheckUtils]: 10: Hoare triple {500#true} havoc ~j~0; {500#true} is VALID [2020-07-18 05:13:40,757 INFO L280 TraceCheckUtils]: 11: Hoare triple {500#true} havoc ~pa~0.base, ~pa~0.offset; {500#true} is VALID [2020-07-18 05:13:40,758 INFO L280 TraceCheckUtils]: 12: Hoare triple {500#true} ~j~0 := 0; {507#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:40,759 INFO L280 TraceCheckUtils]: 13: Hoare triple {507#(= 0 main_~j~0)} assume !(~j~0 < 20); {501#false} is VALID [2020-07-18 05:13:40,759 INFO L280 TraceCheckUtils]: 14: Hoare triple {501#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {501#false} is VALID [2020-07-18 05:13:40,759 INFO L280 TraceCheckUtils]: 15: Hoare triple {501#false} ~i~0 := #t~nondet4; {501#false} is VALID [2020-07-18 05:13:40,760 INFO L280 TraceCheckUtils]: 16: Hoare triple {501#false} havoc #t~nondet4; {501#false} is VALID [2020-07-18 05:13:40,760 INFO L280 TraceCheckUtils]: 17: Hoare triple {501#false} assume ~i~0 >= 0 && ~i~0 < 10; {501#false} is VALID [2020-07-18 05:13:40,760 INFO L280 TraceCheckUtils]: 18: Hoare triple {501#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {501#false} is VALID [2020-07-18 05:13:40,761 INFO L280 TraceCheckUtils]: 19: Hoare triple {501#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {501#false} is VALID [2020-07-18 05:13:40,761 INFO L280 TraceCheckUtils]: 20: Hoare triple {501#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {501#false} is VALID [2020-07-18 05:13:40,761 INFO L280 TraceCheckUtils]: 21: Hoare triple {501#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {501#false} is VALID [2020-07-18 05:13:40,762 INFO L280 TraceCheckUtils]: 22: Hoare triple {501#false} ~i~0 := 10 + #t~mem5; {501#false} is VALID [2020-07-18 05:13:40,762 INFO L280 TraceCheckUtils]: 23: Hoare triple {501#false} havoc #t~mem5; {501#false} is VALID [2020-07-18 05:13:40,762 INFO L280 TraceCheckUtils]: 24: Hoare triple {501#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {501#false} is VALID [2020-07-18 05:13:40,763 INFO L280 TraceCheckUtils]: 25: Hoare triple {501#false} assume !(~i~0 < #t~mem6); {501#false} is VALID [2020-07-18 05:13:40,763 INFO L280 TraceCheckUtils]: 26: Hoare triple {501#false} havoc #t~mem6; {501#false} is VALID [2020-07-18 05:13:40,763 INFO L263 TraceCheckUtils]: 27: Hoare triple {501#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {500#true} is VALID [2020-07-18 05:13:40,763 INFO L280 TraceCheckUtils]: 28: Hoare triple {500#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {500#true} is VALID [2020-07-18 05:13:40,764 INFO L280 TraceCheckUtils]: 29: Hoare triple {500#true} ~b := #in~b; {500#true} is VALID [2020-07-18 05:13:40,764 INFO L280 TraceCheckUtils]: 30: Hoare triple {500#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {500#true} is VALID [2020-07-18 05:13:40,764 INFO L280 TraceCheckUtils]: 31: Hoare triple {500#true} #res := (if #t~mem0 == ~b then 1 else 0); {500#true} is VALID [2020-07-18 05:13:40,765 INFO L280 TraceCheckUtils]: 32: Hoare triple {500#true} havoc #t~mem0; {500#true} is VALID [2020-07-18 05:13:40,765 INFO L280 TraceCheckUtils]: 33: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-18 05:13:40,765 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {500#true} {501#false} #96#return; {501#false} is VALID [2020-07-18 05:13:40,766 INFO L280 TraceCheckUtils]: 35: Hoare triple {501#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {501#false} is VALID [2020-07-18 05:13:40,766 INFO L280 TraceCheckUtils]: 36: Hoare triple {501#false} assume 0 == #t~ret8; {501#false} is VALID [2020-07-18 05:13:40,766 INFO L280 TraceCheckUtils]: 37: Hoare triple {501#false} havoc #t~ret8; {501#false} is VALID [2020-07-18 05:13:40,766 INFO L280 TraceCheckUtils]: 38: Hoare triple {501#false} assume !false; {501#false} is VALID [2020-07-18 05:13:40,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:40,770 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [642057578] [2020-07-18 05:13:40,770 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:13:40,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-18 05:13:40,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765351668] [2020-07-18 05:13:40,772 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2020-07-18 05:13:40,773 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:40,773 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-18 05:13:40,822 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:40,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-18 05:13:40,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:40,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-18 05:13:40,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-18 05:13:40,824 INFO L87 Difference]: Start difference. First operand 53 states and 54 transitions. Second operand 4 states. [2020-07-18 05:13:41,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:41,118 INFO L93 Difference]: Finished difference Result 92 states and 94 transitions. [2020-07-18 05:13:41,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-18 05:13:41,118 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2020-07-18 05:13:41,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 05:13:41,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 94 transitions. [2020-07-18 05:13:41,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 05:13:41,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 94 transitions. [2020-07-18 05:13:41,126 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 94 transitions. [2020-07-18 05:13:41,246 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:41,249 INFO L225 Difference]: With dead ends: 92 [2020-07-18 05:13:41,249 INFO L226 Difference]: Without dead ends: 62 [2020-07-18 05:13:41,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-18 05:13:41,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-07-18 05:13:41,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 54. [2020-07-18 05:13:41,298 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:41,299 INFO L82 GeneralOperation]: Start isEquivalent. First operand 62 states. Second operand 54 states. [2020-07-18 05:13:41,299 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 54 states. [2020-07-18 05:13:41,299 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 54 states. [2020-07-18 05:13:41,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:41,303 INFO L93 Difference]: Finished difference Result 62 states and 63 transitions. [2020-07-18 05:13:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2020-07-18 05:13:41,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:41,304 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:41,304 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 62 states. [2020-07-18 05:13:41,304 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 62 states. [2020-07-18 05:13:41,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:41,308 INFO L93 Difference]: Finished difference Result 62 states and 63 transitions. [2020-07-18 05:13:41,308 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2020-07-18 05:13:41,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:41,309 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:41,309 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:41,309 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-18 05:13:41,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2020-07-18 05:13:41,313 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 39 [2020-07-18 05:13:41,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:41,313 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2020-07-18 05:13:41,313 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-18 05:13:41,313 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 54 states and 55 transitions. [2020-07-18 05:13:41,372 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:41,373 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2020-07-18 05:13:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-07-18 05:13:41,374 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:41,375 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:41,375 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 05:13:41,375 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:41,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:41,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1785369867, now seen corresponding path program 1 times [2020-07-18 05:13:41,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:41,376 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1769787222] [2020-07-18 05:13:41,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:41,480 INFO L280 TraceCheckUtils]: 0: Hoare triple {951#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {934#true} is VALID [2020-07-18 05:13:41,480 INFO L280 TraceCheckUtils]: 1: Hoare triple {934#true} #valid := #valid[0 := 0]; {934#true} is VALID [2020-07-18 05:13:41,480 INFO L280 TraceCheckUtils]: 2: Hoare triple {934#true} assume 0 < #StackHeapBarrier; {934#true} is VALID [2020-07-18 05:13:41,481 INFO L280 TraceCheckUtils]: 3: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-18 05:13:41,481 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {934#true} {934#true} #92#return; {934#true} is VALID [2020-07-18 05:13:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:41,488 INFO L280 TraceCheckUtils]: 0: Hoare triple {934#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {934#true} is VALID [2020-07-18 05:13:41,489 INFO L280 TraceCheckUtils]: 1: Hoare triple {934#true} ~b := #in~b; {934#true} is VALID [2020-07-18 05:13:41,489 INFO L280 TraceCheckUtils]: 2: Hoare triple {934#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {934#true} is VALID [2020-07-18 05:13:41,489 INFO L280 TraceCheckUtils]: 3: Hoare triple {934#true} #res := (if #t~mem0 == ~b then 1 else 0); {934#true} is VALID [2020-07-18 05:13:41,490 INFO L280 TraceCheckUtils]: 4: Hoare triple {934#true} havoc #t~mem0; {934#true} is VALID [2020-07-18 05:13:41,490 INFO L280 TraceCheckUtils]: 5: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-18 05:13:41,490 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {934#true} {935#false} #96#return; {935#false} is VALID [2020-07-18 05:13:41,491 INFO L263 TraceCheckUtils]: 0: Hoare triple {934#true} call ULTIMATE.init(); {951#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:41,491 INFO L280 TraceCheckUtils]: 1: Hoare triple {951#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {934#true} is VALID [2020-07-18 05:13:41,492 INFO L280 TraceCheckUtils]: 2: Hoare triple {934#true} #valid := #valid[0 := 0]; {934#true} is VALID [2020-07-18 05:13:41,492 INFO L280 TraceCheckUtils]: 3: Hoare triple {934#true} assume 0 < #StackHeapBarrier; {934#true} is VALID [2020-07-18 05:13:41,492 INFO L280 TraceCheckUtils]: 4: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-18 05:13:41,493 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {934#true} {934#true} #92#return; {934#true} is VALID [2020-07-18 05:13:41,493 INFO L263 TraceCheckUtils]: 6: Hoare triple {934#true} call #t~ret9 := main(); {934#true} is VALID [2020-07-18 05:13:41,493 INFO L280 TraceCheckUtils]: 7: Hoare triple {934#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {934#true} is VALID [2020-07-18 05:13:41,493 INFO L280 TraceCheckUtils]: 8: Hoare triple {934#true} havoc ~ad2~0.base, ~ad2~0.offset; {934#true} is VALID [2020-07-18 05:13:41,494 INFO L280 TraceCheckUtils]: 9: Hoare triple {934#true} havoc ~i~0; {934#true} is VALID [2020-07-18 05:13:41,494 INFO L280 TraceCheckUtils]: 10: Hoare triple {934#true} havoc ~j~0; {934#true} is VALID [2020-07-18 05:13:41,494 INFO L280 TraceCheckUtils]: 11: Hoare triple {934#true} havoc ~pa~0.base, ~pa~0.offset; {934#true} is VALID [2020-07-18 05:13:41,495 INFO L280 TraceCheckUtils]: 12: Hoare triple {934#true} ~j~0 := 0; {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,496 INFO L280 TraceCheckUtils]: 13: Hoare triple {941#(= 0 main_~j~0)} assume !!(~j~0 < 20); {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,496 INFO L280 TraceCheckUtils]: 14: Hoare triple {941#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,497 INFO L280 TraceCheckUtils]: 15: Hoare triple {941#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,498 INFO L280 TraceCheckUtils]: 16: Hoare triple {941#(= 0 main_~j~0)} havoc #t~nondet2; {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,498 INFO L280 TraceCheckUtils]: 17: Hoare triple {941#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,499 INFO L280 TraceCheckUtils]: 18: Hoare triple {941#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,499 INFO L280 TraceCheckUtils]: 19: Hoare triple {941#(= 0 main_~j~0)} havoc #t~nondet3; {941#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:41,500 INFO L280 TraceCheckUtils]: 20: Hoare triple {941#(= 0 main_~j~0)} #t~post1 := ~j~0; {942#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:41,501 INFO L280 TraceCheckUtils]: 21: Hoare triple {942#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {943#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:41,502 INFO L280 TraceCheckUtils]: 22: Hoare triple {943#(<= main_~j~0 1)} havoc #t~post1; {943#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:41,502 INFO L280 TraceCheckUtils]: 23: Hoare triple {943#(<= main_~j~0 1)} assume !(~j~0 < 20); {935#false} is VALID [2020-07-18 05:13:41,503 INFO L280 TraceCheckUtils]: 24: Hoare triple {935#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {935#false} is VALID [2020-07-18 05:13:41,503 INFO L280 TraceCheckUtils]: 25: Hoare triple {935#false} ~i~0 := #t~nondet4; {935#false} is VALID [2020-07-18 05:13:41,503 INFO L280 TraceCheckUtils]: 26: Hoare triple {935#false} havoc #t~nondet4; {935#false} is VALID [2020-07-18 05:13:41,503 INFO L280 TraceCheckUtils]: 27: Hoare triple {935#false} assume ~i~0 >= 0 && ~i~0 < 10; {935#false} is VALID [2020-07-18 05:13:41,504 INFO L280 TraceCheckUtils]: 28: Hoare triple {935#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {935#false} is VALID [2020-07-18 05:13:41,504 INFO L280 TraceCheckUtils]: 29: Hoare triple {935#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {935#false} is VALID [2020-07-18 05:13:41,504 INFO L280 TraceCheckUtils]: 30: Hoare triple {935#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {935#false} is VALID [2020-07-18 05:13:41,505 INFO L280 TraceCheckUtils]: 31: Hoare triple {935#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {935#false} is VALID [2020-07-18 05:13:41,505 INFO L280 TraceCheckUtils]: 32: Hoare triple {935#false} ~i~0 := 10 + #t~mem5; {935#false} is VALID [2020-07-18 05:13:41,505 INFO L280 TraceCheckUtils]: 33: Hoare triple {935#false} havoc #t~mem5; {935#false} is VALID [2020-07-18 05:13:41,505 INFO L280 TraceCheckUtils]: 34: Hoare triple {935#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {935#false} is VALID [2020-07-18 05:13:41,505 INFO L280 TraceCheckUtils]: 35: Hoare triple {935#false} assume !(~i~0 < #t~mem6); {935#false} is VALID [2020-07-18 05:13:41,506 INFO L280 TraceCheckUtils]: 36: Hoare triple {935#false} havoc #t~mem6; {935#false} is VALID [2020-07-18 05:13:41,506 INFO L263 TraceCheckUtils]: 37: Hoare triple {935#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {934#true} is VALID [2020-07-18 05:13:41,506 INFO L280 TraceCheckUtils]: 38: Hoare triple {934#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {934#true} is VALID [2020-07-18 05:13:41,506 INFO L280 TraceCheckUtils]: 39: Hoare triple {934#true} ~b := #in~b; {934#true} is VALID [2020-07-18 05:13:41,507 INFO L280 TraceCheckUtils]: 40: Hoare triple {934#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {934#true} is VALID [2020-07-18 05:13:41,507 INFO L280 TraceCheckUtils]: 41: Hoare triple {934#true} #res := (if #t~mem0 == ~b then 1 else 0); {934#true} is VALID [2020-07-18 05:13:41,507 INFO L280 TraceCheckUtils]: 42: Hoare triple {934#true} havoc #t~mem0; {934#true} is VALID [2020-07-18 05:13:41,507 INFO L280 TraceCheckUtils]: 43: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-18 05:13:41,508 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {934#true} {935#false} #96#return; {935#false} is VALID [2020-07-18 05:13:41,508 INFO L280 TraceCheckUtils]: 45: Hoare triple {935#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {935#false} is VALID [2020-07-18 05:13:41,508 INFO L280 TraceCheckUtils]: 46: Hoare triple {935#false} assume 0 == #t~ret8; {935#false} is VALID [2020-07-18 05:13:41,508 INFO L280 TraceCheckUtils]: 47: Hoare triple {935#false} havoc #t~ret8; {935#false} is VALID [2020-07-18 05:13:41,509 INFO L280 TraceCheckUtils]: 48: Hoare triple {935#false} assume !false; {935#false} is VALID [2020-07-18 05:13:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:41,512 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1769787222] [2020-07-18 05:13:41,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:41,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-07-18 05:13:41,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586964873] [2020-07-18 05:13:41,514 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2020-07-18 05:13:41,514 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:41,514 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-18 05:13:41,563 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:41,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-18 05:13:41,563 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:41,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-18 05:13:41,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-18 05:13:41,564 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 6 states. [2020-07-18 05:13:41,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:41,969 INFO L93 Difference]: Finished difference Result 102 states and 104 transitions. [2020-07-18 05:13:41,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-18 05:13:41,970 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2020-07-18 05:13:41,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-18 05:13:41,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 104 transitions. [2020-07-18 05:13:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-18 05:13:41,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 104 transitions. [2020-07-18 05:13:41,976 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 104 transitions. [2020-07-18 05:13:42,086 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 104 edges. 104 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:42,090 INFO L225 Difference]: With dead ends: 102 [2020-07-18 05:13:42,091 INFO L226 Difference]: Without dead ends: 72 [2020-07-18 05:13:42,092 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-07-18 05:13:42,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-18 05:13:42,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 64. [2020-07-18 05:13:42,141 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:42,141 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 64 states. [2020-07-18 05:13:42,141 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 64 states. [2020-07-18 05:13:42,141 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 64 states. [2020-07-18 05:13:42,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:42,145 INFO L93 Difference]: Finished difference Result 72 states and 73 transitions. [2020-07-18 05:13:42,145 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2020-07-18 05:13:42,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:42,146 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:42,146 INFO L74 IsIncluded]: Start isIncluded. First operand 64 states. Second operand 72 states. [2020-07-18 05:13:42,146 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 72 states. [2020-07-18 05:13:42,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:42,149 INFO L93 Difference]: Finished difference Result 72 states and 73 transitions. [2020-07-18 05:13:42,150 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2020-07-18 05:13:42,150 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:42,151 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:42,151 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:42,151 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-07-18 05:13:42,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 65 transitions. [2020-07-18 05:13:42,155 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 65 transitions. Word has length 49 [2020-07-18 05:13:42,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:42,155 INFO L479 AbstractCegarLoop]: Abstraction has 64 states and 65 transitions. [2020-07-18 05:13:42,155 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-18 05:13:42,155 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 64 states and 65 transitions. [2020-07-18 05:13:42,227 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:42,227 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2020-07-18 05:13:42,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-18 05:13:42,230 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:42,230 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:42,231 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-18 05:13:42,231 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:42,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:42,231 INFO L82 PathProgramCache]: Analyzing trace with hash 862927473, now seen corresponding path program 2 times [2020-07-18 05:13:42,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:42,232 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [751049125] [2020-07-18 05:13:42,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:42,360 INFO L280 TraceCheckUtils]: 0: Hoare triple {1453#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1434#true} is VALID [2020-07-18 05:13:42,360 INFO L280 TraceCheckUtils]: 1: Hoare triple {1434#true} #valid := #valid[0 := 0]; {1434#true} is VALID [2020-07-18 05:13:42,360 INFO L280 TraceCheckUtils]: 2: Hoare triple {1434#true} assume 0 < #StackHeapBarrier; {1434#true} is VALID [2020-07-18 05:13:42,361 INFO L280 TraceCheckUtils]: 3: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-18 05:13:42,361 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1434#true} {1434#true} #92#return; {1434#true} is VALID [2020-07-18 05:13:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:42,368 INFO L280 TraceCheckUtils]: 0: Hoare triple {1434#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {1434#true} is VALID [2020-07-18 05:13:42,368 INFO L280 TraceCheckUtils]: 1: Hoare triple {1434#true} ~b := #in~b; {1434#true} is VALID [2020-07-18 05:13:42,368 INFO L280 TraceCheckUtils]: 2: Hoare triple {1434#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {1434#true} is VALID [2020-07-18 05:13:42,369 INFO L280 TraceCheckUtils]: 3: Hoare triple {1434#true} #res := (if #t~mem0 == ~b then 1 else 0); {1434#true} is VALID [2020-07-18 05:13:42,369 INFO L280 TraceCheckUtils]: 4: Hoare triple {1434#true} havoc #t~mem0; {1434#true} is VALID [2020-07-18 05:13:42,369 INFO L280 TraceCheckUtils]: 5: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-18 05:13:42,369 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1434#true} {1435#false} #96#return; {1435#false} is VALID [2020-07-18 05:13:42,371 INFO L263 TraceCheckUtils]: 0: Hoare triple {1434#true} call ULTIMATE.init(); {1453#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:42,371 INFO L280 TraceCheckUtils]: 1: Hoare triple {1453#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1434#true} is VALID [2020-07-18 05:13:42,371 INFO L280 TraceCheckUtils]: 2: Hoare triple {1434#true} #valid := #valid[0 := 0]; {1434#true} is VALID [2020-07-18 05:13:42,371 INFO L280 TraceCheckUtils]: 3: Hoare triple {1434#true} assume 0 < #StackHeapBarrier; {1434#true} is VALID [2020-07-18 05:13:42,372 INFO L280 TraceCheckUtils]: 4: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-18 05:13:42,372 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1434#true} {1434#true} #92#return; {1434#true} is VALID [2020-07-18 05:13:42,372 INFO L263 TraceCheckUtils]: 6: Hoare triple {1434#true} call #t~ret9 := main(); {1434#true} is VALID [2020-07-18 05:13:42,372 INFO L280 TraceCheckUtils]: 7: Hoare triple {1434#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {1434#true} is VALID [2020-07-18 05:13:42,373 INFO L280 TraceCheckUtils]: 8: Hoare triple {1434#true} havoc ~ad2~0.base, ~ad2~0.offset; {1434#true} is VALID [2020-07-18 05:13:42,373 INFO L280 TraceCheckUtils]: 9: Hoare triple {1434#true} havoc ~i~0; {1434#true} is VALID [2020-07-18 05:13:42,373 INFO L280 TraceCheckUtils]: 10: Hoare triple {1434#true} havoc ~j~0; {1434#true} is VALID [2020-07-18 05:13:42,373 INFO L280 TraceCheckUtils]: 11: Hoare triple {1434#true} havoc ~pa~0.base, ~pa~0.offset; {1434#true} is VALID [2020-07-18 05:13:42,374 INFO L280 TraceCheckUtils]: 12: Hoare triple {1434#true} ~j~0 := 0; {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,375 INFO L280 TraceCheckUtils]: 13: Hoare triple {1441#(= 0 main_~j~0)} assume !!(~j~0 < 20); {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,375 INFO L280 TraceCheckUtils]: 14: Hoare triple {1441#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,376 INFO L280 TraceCheckUtils]: 15: Hoare triple {1441#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,376 INFO L280 TraceCheckUtils]: 16: Hoare triple {1441#(= 0 main_~j~0)} havoc #t~nondet2; {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,377 INFO L280 TraceCheckUtils]: 17: Hoare triple {1441#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,378 INFO L280 TraceCheckUtils]: 18: Hoare triple {1441#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,378 INFO L280 TraceCheckUtils]: 19: Hoare triple {1441#(= 0 main_~j~0)} havoc #t~nondet3; {1441#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:42,379 INFO L280 TraceCheckUtils]: 20: Hoare triple {1441#(= 0 main_~j~0)} #t~post1 := ~j~0; {1442#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:42,380 INFO L280 TraceCheckUtils]: 21: Hoare triple {1442#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,380 INFO L280 TraceCheckUtils]: 22: Hoare triple {1443#(<= main_~j~0 1)} havoc #t~post1; {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,381 INFO L280 TraceCheckUtils]: 23: Hoare triple {1443#(<= main_~j~0 1)} assume !!(~j~0 < 20); {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,382 INFO L280 TraceCheckUtils]: 24: Hoare triple {1443#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,382 INFO L280 TraceCheckUtils]: 25: Hoare triple {1443#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,383 INFO L280 TraceCheckUtils]: 26: Hoare triple {1443#(<= main_~j~0 1)} havoc #t~nondet2; {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,383 INFO L280 TraceCheckUtils]: 27: Hoare triple {1443#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,384 INFO L280 TraceCheckUtils]: 28: Hoare triple {1443#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,385 INFO L280 TraceCheckUtils]: 29: Hoare triple {1443#(<= main_~j~0 1)} havoc #t~nondet3; {1443#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:42,385 INFO L280 TraceCheckUtils]: 30: Hoare triple {1443#(<= main_~j~0 1)} #t~post1 := ~j~0; {1444#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:42,386 INFO L280 TraceCheckUtils]: 31: Hoare triple {1444#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {1445#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:42,387 INFO L280 TraceCheckUtils]: 32: Hoare triple {1445#(<= main_~j~0 2)} havoc #t~post1; {1445#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:42,388 INFO L280 TraceCheckUtils]: 33: Hoare triple {1445#(<= main_~j~0 2)} assume !(~j~0 < 20); {1435#false} is VALID [2020-07-18 05:13:42,388 INFO L280 TraceCheckUtils]: 34: Hoare triple {1435#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {1435#false} is VALID [2020-07-18 05:13:42,388 INFO L280 TraceCheckUtils]: 35: Hoare triple {1435#false} ~i~0 := #t~nondet4; {1435#false} is VALID [2020-07-18 05:13:42,388 INFO L280 TraceCheckUtils]: 36: Hoare triple {1435#false} havoc #t~nondet4; {1435#false} is VALID [2020-07-18 05:13:42,389 INFO L280 TraceCheckUtils]: 37: Hoare triple {1435#false} assume ~i~0 >= 0 && ~i~0 < 10; {1435#false} is VALID [2020-07-18 05:13:42,389 INFO L280 TraceCheckUtils]: 38: Hoare triple {1435#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {1435#false} is VALID [2020-07-18 05:13:42,389 INFO L280 TraceCheckUtils]: 39: Hoare triple {1435#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {1435#false} is VALID [2020-07-18 05:13:42,389 INFO L280 TraceCheckUtils]: 40: Hoare triple {1435#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {1435#false} is VALID [2020-07-18 05:13:42,390 INFO L280 TraceCheckUtils]: 41: Hoare triple {1435#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {1435#false} is VALID [2020-07-18 05:13:42,390 INFO L280 TraceCheckUtils]: 42: Hoare triple {1435#false} ~i~0 := 10 + #t~mem5; {1435#false} is VALID [2020-07-18 05:13:42,390 INFO L280 TraceCheckUtils]: 43: Hoare triple {1435#false} havoc #t~mem5; {1435#false} is VALID [2020-07-18 05:13:42,390 INFO L280 TraceCheckUtils]: 44: Hoare triple {1435#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {1435#false} is VALID [2020-07-18 05:13:42,391 INFO L280 TraceCheckUtils]: 45: Hoare triple {1435#false} assume !(~i~0 < #t~mem6); {1435#false} is VALID [2020-07-18 05:13:42,391 INFO L280 TraceCheckUtils]: 46: Hoare triple {1435#false} havoc #t~mem6; {1435#false} is VALID [2020-07-18 05:13:42,391 INFO L263 TraceCheckUtils]: 47: Hoare triple {1435#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {1434#true} is VALID [2020-07-18 05:13:42,391 INFO L280 TraceCheckUtils]: 48: Hoare triple {1434#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {1434#true} is VALID [2020-07-18 05:13:42,392 INFO L280 TraceCheckUtils]: 49: Hoare triple {1434#true} ~b := #in~b; {1434#true} is VALID [2020-07-18 05:13:42,392 INFO L280 TraceCheckUtils]: 50: Hoare triple {1434#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {1434#true} is VALID [2020-07-18 05:13:42,392 INFO L280 TraceCheckUtils]: 51: Hoare triple {1434#true} #res := (if #t~mem0 == ~b then 1 else 0); {1434#true} is VALID [2020-07-18 05:13:42,392 INFO L280 TraceCheckUtils]: 52: Hoare triple {1434#true} havoc #t~mem0; {1434#true} is VALID [2020-07-18 05:13:42,393 INFO L280 TraceCheckUtils]: 53: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-18 05:13:42,393 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {1434#true} {1435#false} #96#return; {1435#false} is VALID [2020-07-18 05:13:42,393 INFO L280 TraceCheckUtils]: 55: Hoare triple {1435#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {1435#false} is VALID [2020-07-18 05:13:42,393 INFO L280 TraceCheckUtils]: 56: Hoare triple {1435#false} assume 0 == #t~ret8; {1435#false} is VALID [2020-07-18 05:13:42,393 INFO L280 TraceCheckUtils]: 57: Hoare triple {1435#false} havoc #t~ret8; {1435#false} is VALID [2020-07-18 05:13:42,394 INFO L280 TraceCheckUtils]: 58: Hoare triple {1435#false} assume !false; {1435#false} is VALID [2020-07-18 05:13:42,397 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:42,398 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [751049125] [2020-07-18 05:13:42,398 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:42,398 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-07-18 05:13:42,398 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183287454] [2020-07-18 05:13:42,399 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-07-18 05:13:42,399 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:42,400 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-18 05:13:42,464 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:42,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-18 05:13:42,464 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:42,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-18 05:13:42,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-18 05:13:42,465 INFO L87 Difference]: Start difference. First operand 64 states and 65 transitions. Second operand 8 states. [2020-07-18 05:13:43,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:43,048 INFO L93 Difference]: Finished difference Result 112 states and 114 transitions. [2020-07-18 05:13:43,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-18 05:13:43,048 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-07-18 05:13:43,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:43,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:13:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 114 transitions. [2020-07-18 05:13:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:13:43,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 114 transitions. [2020-07-18 05:13:43,056 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 114 transitions. [2020-07-18 05:13:43,172 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:43,178 INFO L225 Difference]: With dead ends: 112 [2020-07-18 05:13:43,179 INFO L226 Difference]: Without dead ends: 82 [2020-07-18 05:13:43,179 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-07-18 05:13:43,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-18 05:13:43,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 74. [2020-07-18 05:13:43,243 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:43,244 INFO L82 GeneralOperation]: Start isEquivalent. First operand 82 states. Second operand 74 states. [2020-07-18 05:13:43,244 INFO L74 IsIncluded]: Start isIncluded. First operand 82 states. Second operand 74 states. [2020-07-18 05:13:43,244 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 74 states. [2020-07-18 05:13:43,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:43,249 INFO L93 Difference]: Finished difference Result 82 states and 83 transitions. [2020-07-18 05:13:43,249 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2020-07-18 05:13:43,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:43,250 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:43,250 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand 82 states. [2020-07-18 05:13:43,250 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 82 states. [2020-07-18 05:13:43,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:43,255 INFO L93 Difference]: Finished difference Result 82 states and 83 transitions. [2020-07-18 05:13:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2020-07-18 05:13:43,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:43,257 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:43,257 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:43,257 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:43,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-07-18 05:13:43,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 75 transitions. [2020-07-18 05:13:43,261 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 75 transitions. Word has length 59 [2020-07-18 05:13:43,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:43,262 INFO L479 AbstractCegarLoop]: Abstraction has 74 states and 75 transitions. [2020-07-18 05:13:43,262 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-18 05:13:43,262 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 74 states and 75 transitions. [2020-07-18 05:13:43,335 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2020-07-18 05:13:43,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-18 05:13:43,338 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:43,338 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:43,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-18 05:13:43,339 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:43,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:43,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1103681623, now seen corresponding path program 3 times [2020-07-18 05:13:43,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:43,340 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1234547249] [2020-07-18 05:13:43,340 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:43,525 INFO L280 TraceCheckUtils]: 0: Hoare triple {2021#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2000#true} is VALID [2020-07-18 05:13:43,526 INFO L280 TraceCheckUtils]: 1: Hoare triple {2000#true} #valid := #valid[0 := 0]; {2000#true} is VALID [2020-07-18 05:13:43,526 INFO L280 TraceCheckUtils]: 2: Hoare triple {2000#true} assume 0 < #StackHeapBarrier; {2000#true} is VALID [2020-07-18 05:13:43,526 INFO L280 TraceCheckUtils]: 3: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-18 05:13:43,526 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2000#true} {2000#true} #92#return; {2000#true} is VALID [2020-07-18 05:13:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:43,537 INFO L280 TraceCheckUtils]: 0: Hoare triple {2000#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2000#true} is VALID [2020-07-18 05:13:43,537 INFO L280 TraceCheckUtils]: 1: Hoare triple {2000#true} ~b := #in~b; {2000#true} is VALID [2020-07-18 05:13:43,538 INFO L280 TraceCheckUtils]: 2: Hoare triple {2000#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {2000#true} is VALID [2020-07-18 05:13:43,538 INFO L280 TraceCheckUtils]: 3: Hoare triple {2000#true} #res := (if #t~mem0 == ~b then 1 else 0); {2000#true} is VALID [2020-07-18 05:13:43,538 INFO L280 TraceCheckUtils]: 4: Hoare triple {2000#true} havoc #t~mem0; {2000#true} is VALID [2020-07-18 05:13:43,538 INFO L280 TraceCheckUtils]: 5: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-18 05:13:43,538 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2000#true} {2001#false} #96#return; {2001#false} is VALID [2020-07-18 05:13:43,540 INFO L263 TraceCheckUtils]: 0: Hoare triple {2000#true} call ULTIMATE.init(); {2021#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:43,540 INFO L280 TraceCheckUtils]: 1: Hoare triple {2021#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2000#true} is VALID [2020-07-18 05:13:43,540 INFO L280 TraceCheckUtils]: 2: Hoare triple {2000#true} #valid := #valid[0 := 0]; {2000#true} is VALID [2020-07-18 05:13:43,540 INFO L280 TraceCheckUtils]: 3: Hoare triple {2000#true} assume 0 < #StackHeapBarrier; {2000#true} is VALID [2020-07-18 05:13:43,541 INFO L280 TraceCheckUtils]: 4: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-18 05:13:43,541 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2000#true} {2000#true} #92#return; {2000#true} is VALID [2020-07-18 05:13:43,541 INFO L263 TraceCheckUtils]: 6: Hoare triple {2000#true} call #t~ret9 := main(); {2000#true} is VALID [2020-07-18 05:13:43,541 INFO L280 TraceCheckUtils]: 7: Hoare triple {2000#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {2000#true} is VALID [2020-07-18 05:13:43,541 INFO L280 TraceCheckUtils]: 8: Hoare triple {2000#true} havoc ~ad2~0.base, ~ad2~0.offset; {2000#true} is VALID [2020-07-18 05:13:43,542 INFO L280 TraceCheckUtils]: 9: Hoare triple {2000#true} havoc ~i~0; {2000#true} is VALID [2020-07-18 05:13:43,542 INFO L280 TraceCheckUtils]: 10: Hoare triple {2000#true} havoc ~j~0; {2000#true} is VALID [2020-07-18 05:13:43,542 INFO L280 TraceCheckUtils]: 11: Hoare triple {2000#true} havoc ~pa~0.base, ~pa~0.offset; {2000#true} is VALID [2020-07-18 05:13:43,545 INFO L280 TraceCheckUtils]: 12: Hoare triple {2000#true} ~j~0 := 0; {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,546 INFO L280 TraceCheckUtils]: 13: Hoare triple {2007#(= 0 main_~j~0)} assume !!(~j~0 < 20); {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,547 INFO L280 TraceCheckUtils]: 14: Hoare triple {2007#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,547 INFO L280 TraceCheckUtils]: 15: Hoare triple {2007#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,553 INFO L280 TraceCheckUtils]: 16: Hoare triple {2007#(= 0 main_~j~0)} havoc #t~nondet2; {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,554 INFO L280 TraceCheckUtils]: 17: Hoare triple {2007#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,554 INFO L280 TraceCheckUtils]: 18: Hoare triple {2007#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,555 INFO L280 TraceCheckUtils]: 19: Hoare triple {2007#(= 0 main_~j~0)} havoc #t~nondet3; {2007#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:43,555 INFO L280 TraceCheckUtils]: 20: Hoare triple {2007#(= 0 main_~j~0)} #t~post1 := ~j~0; {2008#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:43,556 INFO L280 TraceCheckUtils]: 21: Hoare triple {2008#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,557 INFO L280 TraceCheckUtils]: 22: Hoare triple {2009#(<= main_~j~0 1)} havoc #t~post1; {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,557 INFO L280 TraceCheckUtils]: 23: Hoare triple {2009#(<= main_~j~0 1)} assume !!(~j~0 < 20); {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,558 INFO L280 TraceCheckUtils]: 24: Hoare triple {2009#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,558 INFO L280 TraceCheckUtils]: 25: Hoare triple {2009#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,559 INFO L280 TraceCheckUtils]: 26: Hoare triple {2009#(<= main_~j~0 1)} havoc #t~nondet2; {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,559 INFO L280 TraceCheckUtils]: 27: Hoare triple {2009#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,559 INFO L280 TraceCheckUtils]: 28: Hoare triple {2009#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,560 INFO L280 TraceCheckUtils]: 29: Hoare triple {2009#(<= main_~j~0 1)} havoc #t~nondet3; {2009#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:43,560 INFO L280 TraceCheckUtils]: 30: Hoare triple {2009#(<= main_~j~0 1)} #t~post1 := ~j~0; {2010#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:43,561 INFO L280 TraceCheckUtils]: 31: Hoare triple {2010#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,562 INFO L280 TraceCheckUtils]: 32: Hoare triple {2011#(<= main_~j~0 2)} havoc #t~post1; {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,562 INFO L280 TraceCheckUtils]: 33: Hoare triple {2011#(<= main_~j~0 2)} assume !!(~j~0 < 20); {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,563 INFO L280 TraceCheckUtils]: 34: Hoare triple {2011#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,564 INFO L280 TraceCheckUtils]: 35: Hoare triple {2011#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,564 INFO L280 TraceCheckUtils]: 36: Hoare triple {2011#(<= main_~j~0 2)} havoc #t~nondet2; {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,568 INFO L280 TraceCheckUtils]: 37: Hoare triple {2011#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,569 INFO L280 TraceCheckUtils]: 38: Hoare triple {2011#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,569 INFO L280 TraceCheckUtils]: 39: Hoare triple {2011#(<= main_~j~0 2)} havoc #t~nondet3; {2011#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:43,570 INFO L280 TraceCheckUtils]: 40: Hoare triple {2011#(<= main_~j~0 2)} #t~post1 := ~j~0; {2012#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:43,571 INFO L280 TraceCheckUtils]: 41: Hoare triple {2012#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {2013#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:43,571 INFO L280 TraceCheckUtils]: 42: Hoare triple {2013#(<= main_~j~0 3)} havoc #t~post1; {2013#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:43,572 INFO L280 TraceCheckUtils]: 43: Hoare triple {2013#(<= main_~j~0 3)} assume !(~j~0 < 20); {2001#false} is VALID [2020-07-18 05:13:43,572 INFO L280 TraceCheckUtils]: 44: Hoare triple {2001#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {2001#false} is VALID [2020-07-18 05:13:43,572 INFO L280 TraceCheckUtils]: 45: Hoare triple {2001#false} ~i~0 := #t~nondet4; {2001#false} is VALID [2020-07-18 05:13:43,572 INFO L280 TraceCheckUtils]: 46: Hoare triple {2001#false} havoc #t~nondet4; {2001#false} is VALID [2020-07-18 05:13:43,572 INFO L280 TraceCheckUtils]: 47: Hoare triple {2001#false} assume ~i~0 >= 0 && ~i~0 < 10; {2001#false} is VALID [2020-07-18 05:13:43,573 INFO L280 TraceCheckUtils]: 48: Hoare triple {2001#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {2001#false} is VALID [2020-07-18 05:13:43,573 INFO L280 TraceCheckUtils]: 49: Hoare triple {2001#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {2001#false} is VALID [2020-07-18 05:13:43,573 INFO L280 TraceCheckUtils]: 50: Hoare triple {2001#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {2001#false} is VALID [2020-07-18 05:13:43,573 INFO L280 TraceCheckUtils]: 51: Hoare triple {2001#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {2001#false} is VALID [2020-07-18 05:13:43,573 INFO L280 TraceCheckUtils]: 52: Hoare triple {2001#false} ~i~0 := 10 + #t~mem5; {2001#false} is VALID [2020-07-18 05:13:43,574 INFO L280 TraceCheckUtils]: 53: Hoare triple {2001#false} havoc #t~mem5; {2001#false} is VALID [2020-07-18 05:13:43,574 INFO L280 TraceCheckUtils]: 54: Hoare triple {2001#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {2001#false} is VALID [2020-07-18 05:13:43,574 INFO L280 TraceCheckUtils]: 55: Hoare triple {2001#false} assume !(~i~0 < #t~mem6); {2001#false} is VALID [2020-07-18 05:13:43,574 INFO L280 TraceCheckUtils]: 56: Hoare triple {2001#false} havoc #t~mem6; {2001#false} is VALID [2020-07-18 05:13:43,574 INFO L263 TraceCheckUtils]: 57: Hoare triple {2001#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {2000#true} is VALID [2020-07-18 05:13:43,575 INFO L280 TraceCheckUtils]: 58: Hoare triple {2000#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2000#true} is VALID [2020-07-18 05:13:43,575 INFO L280 TraceCheckUtils]: 59: Hoare triple {2000#true} ~b := #in~b; {2000#true} is VALID [2020-07-18 05:13:43,575 INFO L280 TraceCheckUtils]: 60: Hoare triple {2000#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {2000#true} is VALID [2020-07-18 05:13:43,575 INFO L280 TraceCheckUtils]: 61: Hoare triple {2000#true} #res := (if #t~mem0 == ~b then 1 else 0); {2000#true} is VALID [2020-07-18 05:13:43,576 INFO L280 TraceCheckUtils]: 62: Hoare triple {2000#true} havoc #t~mem0; {2000#true} is VALID [2020-07-18 05:13:43,576 INFO L280 TraceCheckUtils]: 63: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-18 05:13:43,576 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {2000#true} {2001#false} #96#return; {2001#false} is VALID [2020-07-18 05:13:43,576 INFO L280 TraceCheckUtils]: 65: Hoare triple {2001#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {2001#false} is VALID [2020-07-18 05:13:43,577 INFO L280 TraceCheckUtils]: 66: Hoare triple {2001#false} assume 0 == #t~ret8; {2001#false} is VALID [2020-07-18 05:13:43,577 INFO L280 TraceCheckUtils]: 67: Hoare triple {2001#false} havoc #t~ret8; {2001#false} is VALID [2020-07-18 05:13:43,577 INFO L280 TraceCheckUtils]: 68: Hoare triple {2001#false} assume !false; {2001#false} is VALID [2020-07-18 05:13:43,592 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:43,592 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1234547249] [2020-07-18 05:13:43,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:43,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-07-18 05:13:43,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404224273] [2020-07-18 05:13:43,593 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-18 05:13:43,594 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:43,594 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 05:13:43,654 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:43,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 05:13:43,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:43,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 05:13:43,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-18 05:13:43,656 INFO L87 Difference]: Start difference. First operand 74 states and 75 transitions. Second operand 10 states. [2020-07-18 05:13:44,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:44,333 INFO L93 Difference]: Finished difference Result 122 states and 124 transitions. [2020-07-18 05:13:44,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-18 05:13:44,333 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-18 05:13:44,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:13:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 124 transitions. [2020-07-18 05:13:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:13:44,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 124 transitions. [2020-07-18 05:13:44,353 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 124 transitions. [2020-07-18 05:13:44,487 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 124 edges. 124 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:44,490 INFO L225 Difference]: With dead ends: 122 [2020-07-18 05:13:44,490 INFO L226 Difference]: Without dead ends: 92 [2020-07-18 05:13:44,491 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2020-07-18 05:13:44,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-07-18 05:13:44,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 84. [2020-07-18 05:13:44,564 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:44,564 INFO L82 GeneralOperation]: Start isEquivalent. First operand 92 states. Second operand 84 states. [2020-07-18 05:13:44,564 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 84 states. [2020-07-18 05:13:44,565 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 84 states. [2020-07-18 05:13:44,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:44,569 INFO L93 Difference]: Finished difference Result 92 states and 93 transitions. [2020-07-18 05:13:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2020-07-18 05:13:44,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:44,570 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:44,570 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 92 states. [2020-07-18 05:13:44,570 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 92 states. [2020-07-18 05:13:44,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:44,574 INFO L93 Difference]: Finished difference Result 92 states and 93 transitions. [2020-07-18 05:13:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2020-07-18 05:13:44,574 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:44,574 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:44,575 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:44,575 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:44,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-18 05:13:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 85 transitions. [2020-07-18 05:13:44,578 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 85 transitions. Word has length 69 [2020-07-18 05:13:44,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:44,578 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 85 transitions. [2020-07-18 05:13:44,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 05:13:44,579 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 85 transitions. [2020-07-18 05:13:44,669 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:44,670 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2020-07-18 05:13:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-18 05:13:44,671 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:44,671 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:44,671 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-18 05:13:44,671 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:44,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:44,672 INFO L82 PathProgramCache]: Analyzing trace with hash -67449155, now seen corresponding path program 4 times [2020-07-18 05:13:44,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:44,672 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [941863490] [2020-07-18 05:13:44,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:44,838 INFO L280 TraceCheckUtils]: 0: Hoare triple {2655#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2632#true} is VALID [2020-07-18 05:13:44,838 INFO L280 TraceCheckUtils]: 1: Hoare triple {2632#true} #valid := #valid[0 := 0]; {2632#true} is VALID [2020-07-18 05:13:44,838 INFO L280 TraceCheckUtils]: 2: Hoare triple {2632#true} assume 0 < #StackHeapBarrier; {2632#true} is VALID [2020-07-18 05:13:44,839 INFO L280 TraceCheckUtils]: 3: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-18 05:13:44,839 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2632#true} {2632#true} #92#return; {2632#true} is VALID [2020-07-18 05:13:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:44,856 INFO L280 TraceCheckUtils]: 0: Hoare triple {2632#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2632#true} is VALID [2020-07-18 05:13:44,856 INFO L280 TraceCheckUtils]: 1: Hoare triple {2632#true} ~b := #in~b; {2632#true} is VALID [2020-07-18 05:13:44,856 INFO L280 TraceCheckUtils]: 2: Hoare triple {2632#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {2632#true} is VALID [2020-07-18 05:13:44,856 INFO L280 TraceCheckUtils]: 3: Hoare triple {2632#true} #res := (if #t~mem0 == ~b then 1 else 0); {2632#true} is VALID [2020-07-18 05:13:44,857 INFO L280 TraceCheckUtils]: 4: Hoare triple {2632#true} havoc #t~mem0; {2632#true} is VALID [2020-07-18 05:13:44,857 INFO L280 TraceCheckUtils]: 5: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-18 05:13:44,857 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2632#true} {2633#false} #96#return; {2633#false} is VALID [2020-07-18 05:13:44,858 INFO L263 TraceCheckUtils]: 0: Hoare triple {2632#true} call ULTIMATE.init(); {2655#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:44,858 INFO L280 TraceCheckUtils]: 1: Hoare triple {2655#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2632#true} is VALID [2020-07-18 05:13:44,859 INFO L280 TraceCheckUtils]: 2: Hoare triple {2632#true} #valid := #valid[0 := 0]; {2632#true} is VALID [2020-07-18 05:13:44,859 INFO L280 TraceCheckUtils]: 3: Hoare triple {2632#true} assume 0 < #StackHeapBarrier; {2632#true} is VALID [2020-07-18 05:13:44,859 INFO L280 TraceCheckUtils]: 4: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-18 05:13:44,859 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2632#true} {2632#true} #92#return; {2632#true} is VALID [2020-07-18 05:13:44,859 INFO L263 TraceCheckUtils]: 6: Hoare triple {2632#true} call #t~ret9 := main(); {2632#true} is VALID [2020-07-18 05:13:44,860 INFO L280 TraceCheckUtils]: 7: Hoare triple {2632#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {2632#true} is VALID [2020-07-18 05:13:44,860 INFO L280 TraceCheckUtils]: 8: Hoare triple {2632#true} havoc ~ad2~0.base, ~ad2~0.offset; {2632#true} is VALID [2020-07-18 05:13:44,860 INFO L280 TraceCheckUtils]: 9: Hoare triple {2632#true} havoc ~i~0; {2632#true} is VALID [2020-07-18 05:13:44,860 INFO L280 TraceCheckUtils]: 10: Hoare triple {2632#true} havoc ~j~0; {2632#true} is VALID [2020-07-18 05:13:44,860 INFO L280 TraceCheckUtils]: 11: Hoare triple {2632#true} havoc ~pa~0.base, ~pa~0.offset; {2632#true} is VALID [2020-07-18 05:13:44,871 INFO L280 TraceCheckUtils]: 12: Hoare triple {2632#true} ~j~0 := 0; {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,872 INFO L280 TraceCheckUtils]: 13: Hoare triple {2639#(= 0 main_~j~0)} assume !!(~j~0 < 20); {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,874 INFO L280 TraceCheckUtils]: 14: Hoare triple {2639#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,875 INFO L280 TraceCheckUtils]: 15: Hoare triple {2639#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,875 INFO L280 TraceCheckUtils]: 16: Hoare triple {2639#(= 0 main_~j~0)} havoc #t~nondet2; {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,876 INFO L280 TraceCheckUtils]: 17: Hoare triple {2639#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,876 INFO L280 TraceCheckUtils]: 18: Hoare triple {2639#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,877 INFO L280 TraceCheckUtils]: 19: Hoare triple {2639#(= 0 main_~j~0)} havoc #t~nondet3; {2639#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:44,877 INFO L280 TraceCheckUtils]: 20: Hoare triple {2639#(= 0 main_~j~0)} #t~post1 := ~j~0; {2640#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:44,878 INFO L280 TraceCheckUtils]: 21: Hoare triple {2640#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,878 INFO L280 TraceCheckUtils]: 22: Hoare triple {2641#(<= main_~j~0 1)} havoc #t~post1; {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,879 INFO L280 TraceCheckUtils]: 23: Hoare triple {2641#(<= main_~j~0 1)} assume !!(~j~0 < 20); {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,879 INFO L280 TraceCheckUtils]: 24: Hoare triple {2641#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,880 INFO L280 TraceCheckUtils]: 25: Hoare triple {2641#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,880 INFO L280 TraceCheckUtils]: 26: Hoare triple {2641#(<= main_~j~0 1)} havoc #t~nondet2; {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,881 INFO L280 TraceCheckUtils]: 27: Hoare triple {2641#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,881 INFO L280 TraceCheckUtils]: 28: Hoare triple {2641#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,882 INFO L280 TraceCheckUtils]: 29: Hoare triple {2641#(<= main_~j~0 1)} havoc #t~nondet3; {2641#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:44,882 INFO L280 TraceCheckUtils]: 30: Hoare triple {2641#(<= main_~j~0 1)} #t~post1 := ~j~0; {2642#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:44,883 INFO L280 TraceCheckUtils]: 31: Hoare triple {2642#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,884 INFO L280 TraceCheckUtils]: 32: Hoare triple {2643#(<= main_~j~0 2)} havoc #t~post1; {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,884 INFO L280 TraceCheckUtils]: 33: Hoare triple {2643#(<= main_~j~0 2)} assume !!(~j~0 < 20); {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,884 INFO L280 TraceCheckUtils]: 34: Hoare triple {2643#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,885 INFO L280 TraceCheckUtils]: 35: Hoare triple {2643#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,885 INFO L280 TraceCheckUtils]: 36: Hoare triple {2643#(<= main_~j~0 2)} havoc #t~nondet2; {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,886 INFO L280 TraceCheckUtils]: 37: Hoare triple {2643#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,886 INFO L280 TraceCheckUtils]: 38: Hoare triple {2643#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,887 INFO L280 TraceCheckUtils]: 39: Hoare triple {2643#(<= main_~j~0 2)} havoc #t~nondet3; {2643#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:44,888 INFO L280 TraceCheckUtils]: 40: Hoare triple {2643#(<= main_~j~0 2)} #t~post1 := ~j~0; {2644#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:44,888 INFO L280 TraceCheckUtils]: 41: Hoare triple {2644#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,889 INFO L280 TraceCheckUtils]: 42: Hoare triple {2645#(<= main_~j~0 3)} havoc #t~post1; {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,889 INFO L280 TraceCheckUtils]: 43: Hoare triple {2645#(<= main_~j~0 3)} assume !!(~j~0 < 20); {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,890 INFO L280 TraceCheckUtils]: 44: Hoare triple {2645#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,890 INFO L280 TraceCheckUtils]: 45: Hoare triple {2645#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,891 INFO L280 TraceCheckUtils]: 46: Hoare triple {2645#(<= main_~j~0 3)} havoc #t~nondet2; {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,891 INFO L280 TraceCheckUtils]: 47: Hoare triple {2645#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,892 INFO L280 TraceCheckUtils]: 48: Hoare triple {2645#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,892 INFO L280 TraceCheckUtils]: 49: Hoare triple {2645#(<= main_~j~0 3)} havoc #t~nondet3; {2645#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:44,893 INFO L280 TraceCheckUtils]: 50: Hoare triple {2645#(<= main_~j~0 3)} #t~post1 := ~j~0; {2646#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:13:44,893 INFO L280 TraceCheckUtils]: 51: Hoare triple {2646#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {2647#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:44,894 INFO L280 TraceCheckUtils]: 52: Hoare triple {2647#(<= main_~j~0 4)} havoc #t~post1; {2647#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:44,895 INFO L280 TraceCheckUtils]: 53: Hoare triple {2647#(<= main_~j~0 4)} assume !(~j~0 < 20); {2633#false} is VALID [2020-07-18 05:13:44,895 INFO L280 TraceCheckUtils]: 54: Hoare triple {2633#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {2633#false} is VALID [2020-07-18 05:13:44,895 INFO L280 TraceCheckUtils]: 55: Hoare triple {2633#false} ~i~0 := #t~nondet4; {2633#false} is VALID [2020-07-18 05:13:44,895 INFO L280 TraceCheckUtils]: 56: Hoare triple {2633#false} havoc #t~nondet4; {2633#false} is VALID [2020-07-18 05:13:44,895 INFO L280 TraceCheckUtils]: 57: Hoare triple {2633#false} assume ~i~0 >= 0 && ~i~0 < 10; {2633#false} is VALID [2020-07-18 05:13:44,896 INFO L280 TraceCheckUtils]: 58: Hoare triple {2633#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {2633#false} is VALID [2020-07-18 05:13:44,896 INFO L280 TraceCheckUtils]: 59: Hoare triple {2633#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {2633#false} is VALID [2020-07-18 05:13:44,896 INFO L280 TraceCheckUtils]: 60: Hoare triple {2633#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {2633#false} is VALID [2020-07-18 05:13:44,896 INFO L280 TraceCheckUtils]: 61: Hoare triple {2633#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {2633#false} is VALID [2020-07-18 05:13:44,896 INFO L280 TraceCheckUtils]: 62: Hoare triple {2633#false} ~i~0 := 10 + #t~mem5; {2633#false} is VALID [2020-07-18 05:13:44,897 INFO L280 TraceCheckUtils]: 63: Hoare triple {2633#false} havoc #t~mem5; {2633#false} is VALID [2020-07-18 05:13:44,897 INFO L280 TraceCheckUtils]: 64: Hoare triple {2633#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {2633#false} is VALID [2020-07-18 05:13:44,897 INFO L280 TraceCheckUtils]: 65: Hoare triple {2633#false} assume !(~i~0 < #t~mem6); {2633#false} is VALID [2020-07-18 05:13:44,899 INFO L280 TraceCheckUtils]: 66: Hoare triple {2633#false} havoc #t~mem6; {2633#false} is VALID [2020-07-18 05:13:44,899 INFO L263 TraceCheckUtils]: 67: Hoare triple {2633#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {2632#true} is VALID [2020-07-18 05:13:44,899 INFO L280 TraceCheckUtils]: 68: Hoare triple {2632#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2632#true} is VALID [2020-07-18 05:13:44,900 INFO L280 TraceCheckUtils]: 69: Hoare triple {2632#true} ~b := #in~b; {2632#true} is VALID [2020-07-18 05:13:44,900 INFO L280 TraceCheckUtils]: 70: Hoare triple {2632#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {2632#true} is VALID [2020-07-18 05:13:44,900 INFO L280 TraceCheckUtils]: 71: Hoare triple {2632#true} #res := (if #t~mem0 == ~b then 1 else 0); {2632#true} is VALID [2020-07-18 05:13:44,900 INFO L280 TraceCheckUtils]: 72: Hoare triple {2632#true} havoc #t~mem0; {2632#true} is VALID [2020-07-18 05:13:44,900 INFO L280 TraceCheckUtils]: 73: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-18 05:13:44,900 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {2632#true} {2633#false} #96#return; {2633#false} is VALID [2020-07-18 05:13:44,901 INFO L280 TraceCheckUtils]: 75: Hoare triple {2633#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {2633#false} is VALID [2020-07-18 05:13:44,901 INFO L280 TraceCheckUtils]: 76: Hoare triple {2633#false} assume 0 == #t~ret8; {2633#false} is VALID [2020-07-18 05:13:44,901 INFO L280 TraceCheckUtils]: 77: Hoare triple {2633#false} havoc #t~ret8; {2633#false} is VALID [2020-07-18 05:13:44,901 INFO L280 TraceCheckUtils]: 78: Hoare triple {2633#false} assume !false; {2633#false} is VALID [2020-07-18 05:13:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:44,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [941863490] [2020-07-18 05:13:44,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:44,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-07-18 05:13:44,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630215143] [2020-07-18 05:13:44,911 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 79 [2020-07-18 05:13:44,911 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:44,911 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-18 05:13:44,996 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:44,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-18 05:13:44,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:44,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-18 05:13:44,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-07-18 05:13:44,998 INFO L87 Difference]: Start difference. First operand 84 states and 85 transitions. Second operand 12 states. [2020-07-18 05:13:45,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:45,793 INFO L93 Difference]: Finished difference Result 132 states and 134 transitions. [2020-07-18 05:13:45,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-18 05:13:45,793 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 79 [2020-07-18 05:13:45,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:45,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-18 05:13:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 134 transitions. [2020-07-18 05:13:45,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-18 05:13:45,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 134 transitions. [2020-07-18 05:13:45,808 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 134 transitions. [2020-07-18 05:13:45,951 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 134 edges. 134 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:45,953 INFO L225 Difference]: With dead ends: 132 [2020-07-18 05:13:45,953 INFO L226 Difference]: Without dead ends: 102 [2020-07-18 05:13:45,954 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=125, Invalid=255, Unknown=0, NotChecked=0, Total=380 [2020-07-18 05:13:45,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-18 05:13:46,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 94. [2020-07-18 05:13:46,034 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:46,034 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 94 states. [2020-07-18 05:13:46,034 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 94 states. [2020-07-18 05:13:46,034 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 94 states. [2020-07-18 05:13:46,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:46,038 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2020-07-18 05:13:46,038 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2020-07-18 05:13:46,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:46,039 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:46,039 INFO L74 IsIncluded]: Start isIncluded. First operand 94 states. Second operand 102 states. [2020-07-18 05:13:46,039 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 102 states. [2020-07-18 05:13:46,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:46,042 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2020-07-18 05:13:46,043 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2020-07-18 05:13:46,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:46,043 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:46,043 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:46,043 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-18 05:13:46,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 95 transitions. [2020-07-18 05:13:46,047 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 95 transitions. Word has length 79 [2020-07-18 05:13:46,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:46,048 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 95 transitions. [2020-07-18 05:13:46,048 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-18 05:13:46,048 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 94 states and 95 transitions. [2020-07-18 05:13:46,150 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:46,151 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2020-07-18 05:13:46,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-18 05:13:46,152 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:46,152 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:46,153 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-18 05:13:46,153 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:46,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:46,153 INFO L82 PathProgramCache]: Analyzing trace with hash -2083488349, now seen corresponding path program 5 times [2020-07-18 05:13:46,154 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:46,154 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1283014552] [2020-07-18 05:13:46,154 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:46,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {3355#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {3330#true} is VALID [2020-07-18 05:13:46,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {3330#true} #valid := #valid[0 := 0]; {3330#true} is VALID [2020-07-18 05:13:46,363 INFO L280 TraceCheckUtils]: 2: Hoare triple {3330#true} assume 0 < #StackHeapBarrier; {3330#true} is VALID [2020-07-18 05:13:46,363 INFO L280 TraceCheckUtils]: 3: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-18 05:13:46,364 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3330#true} {3330#true} #92#return; {3330#true} is VALID [2020-07-18 05:13:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:46,373 INFO L280 TraceCheckUtils]: 0: Hoare triple {3330#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {3330#true} is VALID [2020-07-18 05:13:46,374 INFO L280 TraceCheckUtils]: 1: Hoare triple {3330#true} ~b := #in~b; {3330#true} is VALID [2020-07-18 05:13:46,374 INFO L280 TraceCheckUtils]: 2: Hoare triple {3330#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {3330#true} is VALID [2020-07-18 05:13:46,374 INFO L280 TraceCheckUtils]: 3: Hoare triple {3330#true} #res := (if #t~mem0 == ~b then 1 else 0); {3330#true} is VALID [2020-07-18 05:13:46,375 INFO L280 TraceCheckUtils]: 4: Hoare triple {3330#true} havoc #t~mem0; {3330#true} is VALID [2020-07-18 05:13:46,375 INFO L280 TraceCheckUtils]: 5: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-18 05:13:46,375 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3330#true} {3331#false} #96#return; {3331#false} is VALID [2020-07-18 05:13:46,376 INFO L263 TraceCheckUtils]: 0: Hoare triple {3330#true} call ULTIMATE.init(); {3355#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:46,376 INFO L280 TraceCheckUtils]: 1: Hoare triple {3355#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {3330#true} is VALID [2020-07-18 05:13:46,377 INFO L280 TraceCheckUtils]: 2: Hoare triple {3330#true} #valid := #valid[0 := 0]; {3330#true} is VALID [2020-07-18 05:13:46,377 INFO L280 TraceCheckUtils]: 3: Hoare triple {3330#true} assume 0 < #StackHeapBarrier; {3330#true} is VALID [2020-07-18 05:13:46,377 INFO L280 TraceCheckUtils]: 4: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-18 05:13:46,377 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3330#true} {3330#true} #92#return; {3330#true} is VALID [2020-07-18 05:13:46,377 INFO L263 TraceCheckUtils]: 6: Hoare triple {3330#true} call #t~ret9 := main(); {3330#true} is VALID [2020-07-18 05:13:46,378 INFO L280 TraceCheckUtils]: 7: Hoare triple {3330#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {3330#true} is VALID [2020-07-18 05:13:46,378 INFO L280 TraceCheckUtils]: 8: Hoare triple {3330#true} havoc ~ad2~0.base, ~ad2~0.offset; {3330#true} is VALID [2020-07-18 05:13:46,378 INFO L280 TraceCheckUtils]: 9: Hoare triple {3330#true} havoc ~i~0; {3330#true} is VALID [2020-07-18 05:13:46,378 INFO L280 TraceCheckUtils]: 10: Hoare triple {3330#true} havoc ~j~0; {3330#true} is VALID [2020-07-18 05:13:46,378 INFO L280 TraceCheckUtils]: 11: Hoare triple {3330#true} havoc ~pa~0.base, ~pa~0.offset; {3330#true} is VALID [2020-07-18 05:13:46,379 INFO L280 TraceCheckUtils]: 12: Hoare triple {3330#true} ~j~0 := 0; {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,380 INFO L280 TraceCheckUtils]: 13: Hoare triple {3337#(= 0 main_~j~0)} assume !!(~j~0 < 20); {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,380 INFO L280 TraceCheckUtils]: 14: Hoare triple {3337#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,381 INFO L280 TraceCheckUtils]: 15: Hoare triple {3337#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,381 INFO L280 TraceCheckUtils]: 16: Hoare triple {3337#(= 0 main_~j~0)} havoc #t~nondet2; {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,382 INFO L280 TraceCheckUtils]: 17: Hoare triple {3337#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,382 INFO L280 TraceCheckUtils]: 18: Hoare triple {3337#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,384 INFO L280 TraceCheckUtils]: 19: Hoare triple {3337#(= 0 main_~j~0)} havoc #t~nondet3; {3337#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:46,384 INFO L280 TraceCheckUtils]: 20: Hoare triple {3337#(= 0 main_~j~0)} #t~post1 := ~j~0; {3338#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:46,385 INFO L280 TraceCheckUtils]: 21: Hoare triple {3338#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,385 INFO L280 TraceCheckUtils]: 22: Hoare triple {3339#(<= main_~j~0 1)} havoc #t~post1; {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,386 INFO L280 TraceCheckUtils]: 23: Hoare triple {3339#(<= main_~j~0 1)} assume !!(~j~0 < 20); {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,386 INFO L280 TraceCheckUtils]: 24: Hoare triple {3339#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,386 INFO L280 TraceCheckUtils]: 25: Hoare triple {3339#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,387 INFO L280 TraceCheckUtils]: 26: Hoare triple {3339#(<= main_~j~0 1)} havoc #t~nondet2; {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,387 INFO L280 TraceCheckUtils]: 27: Hoare triple {3339#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,388 INFO L280 TraceCheckUtils]: 28: Hoare triple {3339#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,388 INFO L280 TraceCheckUtils]: 29: Hoare triple {3339#(<= main_~j~0 1)} havoc #t~nondet3; {3339#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:46,389 INFO L280 TraceCheckUtils]: 30: Hoare triple {3339#(<= main_~j~0 1)} #t~post1 := ~j~0; {3340#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:46,390 INFO L280 TraceCheckUtils]: 31: Hoare triple {3340#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,390 INFO L280 TraceCheckUtils]: 32: Hoare triple {3341#(<= main_~j~0 2)} havoc #t~post1; {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,391 INFO L280 TraceCheckUtils]: 33: Hoare triple {3341#(<= main_~j~0 2)} assume !!(~j~0 < 20); {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,391 INFO L280 TraceCheckUtils]: 34: Hoare triple {3341#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,392 INFO L280 TraceCheckUtils]: 35: Hoare triple {3341#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,392 INFO L280 TraceCheckUtils]: 36: Hoare triple {3341#(<= main_~j~0 2)} havoc #t~nondet2; {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,394 INFO L280 TraceCheckUtils]: 37: Hoare triple {3341#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,400 INFO L280 TraceCheckUtils]: 38: Hoare triple {3341#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,400 INFO L280 TraceCheckUtils]: 39: Hoare triple {3341#(<= main_~j~0 2)} havoc #t~nondet3; {3341#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:46,401 INFO L280 TraceCheckUtils]: 40: Hoare triple {3341#(<= main_~j~0 2)} #t~post1 := ~j~0; {3342#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:46,401 INFO L280 TraceCheckUtils]: 41: Hoare triple {3342#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,402 INFO L280 TraceCheckUtils]: 42: Hoare triple {3343#(<= main_~j~0 3)} havoc #t~post1; {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,402 INFO L280 TraceCheckUtils]: 43: Hoare triple {3343#(<= main_~j~0 3)} assume !!(~j~0 < 20); {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,403 INFO L280 TraceCheckUtils]: 44: Hoare triple {3343#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,403 INFO L280 TraceCheckUtils]: 45: Hoare triple {3343#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,404 INFO L280 TraceCheckUtils]: 46: Hoare triple {3343#(<= main_~j~0 3)} havoc #t~nondet2; {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,404 INFO L280 TraceCheckUtils]: 47: Hoare triple {3343#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,405 INFO L280 TraceCheckUtils]: 48: Hoare triple {3343#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,406 INFO L280 TraceCheckUtils]: 49: Hoare triple {3343#(<= main_~j~0 3)} havoc #t~nondet3; {3343#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:46,406 INFO L280 TraceCheckUtils]: 50: Hoare triple {3343#(<= main_~j~0 3)} #t~post1 := ~j~0; {3344#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:13:46,407 INFO L280 TraceCheckUtils]: 51: Hoare triple {3344#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,407 INFO L280 TraceCheckUtils]: 52: Hoare triple {3345#(<= main_~j~0 4)} havoc #t~post1; {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,408 INFO L280 TraceCheckUtils]: 53: Hoare triple {3345#(<= main_~j~0 4)} assume !!(~j~0 < 20); {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,408 INFO L280 TraceCheckUtils]: 54: Hoare triple {3345#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,409 INFO L280 TraceCheckUtils]: 55: Hoare triple {3345#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,409 INFO L280 TraceCheckUtils]: 56: Hoare triple {3345#(<= main_~j~0 4)} havoc #t~nondet2; {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,410 INFO L280 TraceCheckUtils]: 57: Hoare triple {3345#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,410 INFO L280 TraceCheckUtils]: 58: Hoare triple {3345#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,411 INFO L280 TraceCheckUtils]: 59: Hoare triple {3345#(<= main_~j~0 4)} havoc #t~nondet3; {3345#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:46,411 INFO L280 TraceCheckUtils]: 60: Hoare triple {3345#(<= main_~j~0 4)} #t~post1 := ~j~0; {3346#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:13:46,412 INFO L280 TraceCheckUtils]: 61: Hoare triple {3346#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {3347#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:46,413 INFO L280 TraceCheckUtils]: 62: Hoare triple {3347#(<= main_~j~0 5)} havoc #t~post1; {3347#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:46,413 INFO L280 TraceCheckUtils]: 63: Hoare triple {3347#(<= main_~j~0 5)} assume !(~j~0 < 20); {3331#false} is VALID [2020-07-18 05:13:46,413 INFO L280 TraceCheckUtils]: 64: Hoare triple {3331#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {3331#false} is VALID [2020-07-18 05:13:46,414 INFO L280 TraceCheckUtils]: 65: Hoare triple {3331#false} ~i~0 := #t~nondet4; {3331#false} is VALID [2020-07-18 05:13:46,414 INFO L280 TraceCheckUtils]: 66: Hoare triple {3331#false} havoc #t~nondet4; {3331#false} is VALID [2020-07-18 05:13:46,414 INFO L280 TraceCheckUtils]: 67: Hoare triple {3331#false} assume ~i~0 >= 0 && ~i~0 < 10; {3331#false} is VALID [2020-07-18 05:13:46,414 INFO L280 TraceCheckUtils]: 68: Hoare triple {3331#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {3331#false} is VALID [2020-07-18 05:13:46,414 INFO L280 TraceCheckUtils]: 69: Hoare triple {3331#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {3331#false} is VALID [2020-07-18 05:13:46,414 INFO L280 TraceCheckUtils]: 70: Hoare triple {3331#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {3331#false} is VALID [2020-07-18 05:13:46,415 INFO L280 TraceCheckUtils]: 71: Hoare triple {3331#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {3331#false} is VALID [2020-07-18 05:13:46,415 INFO L280 TraceCheckUtils]: 72: Hoare triple {3331#false} ~i~0 := 10 + #t~mem5; {3331#false} is VALID [2020-07-18 05:13:46,415 INFO L280 TraceCheckUtils]: 73: Hoare triple {3331#false} havoc #t~mem5; {3331#false} is VALID [2020-07-18 05:13:46,415 INFO L280 TraceCheckUtils]: 74: Hoare triple {3331#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {3331#false} is VALID [2020-07-18 05:13:46,415 INFO L280 TraceCheckUtils]: 75: Hoare triple {3331#false} assume !(~i~0 < #t~mem6); {3331#false} is VALID [2020-07-18 05:13:46,416 INFO L280 TraceCheckUtils]: 76: Hoare triple {3331#false} havoc #t~mem6; {3331#false} is VALID [2020-07-18 05:13:46,416 INFO L263 TraceCheckUtils]: 77: Hoare triple {3331#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {3330#true} is VALID [2020-07-18 05:13:46,416 INFO L280 TraceCheckUtils]: 78: Hoare triple {3330#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {3330#true} is VALID [2020-07-18 05:13:46,416 INFO L280 TraceCheckUtils]: 79: Hoare triple {3330#true} ~b := #in~b; {3330#true} is VALID [2020-07-18 05:13:46,416 INFO L280 TraceCheckUtils]: 80: Hoare triple {3330#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {3330#true} is VALID [2020-07-18 05:13:46,417 INFO L280 TraceCheckUtils]: 81: Hoare triple {3330#true} #res := (if #t~mem0 == ~b then 1 else 0); {3330#true} is VALID [2020-07-18 05:13:46,417 INFO L280 TraceCheckUtils]: 82: Hoare triple {3330#true} havoc #t~mem0; {3330#true} is VALID [2020-07-18 05:13:46,417 INFO L280 TraceCheckUtils]: 83: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-18 05:13:46,417 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {3330#true} {3331#false} #96#return; {3331#false} is VALID [2020-07-18 05:13:46,417 INFO L280 TraceCheckUtils]: 85: Hoare triple {3331#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {3331#false} is VALID [2020-07-18 05:13:46,417 INFO L280 TraceCheckUtils]: 86: Hoare triple {3331#false} assume 0 == #t~ret8; {3331#false} is VALID [2020-07-18 05:13:46,418 INFO L280 TraceCheckUtils]: 87: Hoare triple {3331#false} havoc #t~ret8; {3331#false} is VALID [2020-07-18 05:13:46,418 INFO L280 TraceCheckUtils]: 88: Hoare triple {3331#false} assume !false; {3331#false} is VALID [2020-07-18 05:13:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:46,424 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1283014552] [2020-07-18 05:13:46,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:46,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-07-18 05:13:46,425 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307669963] [2020-07-18 05:13:46,426 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 89 [2020-07-18 05:13:46,426 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:46,426 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-18 05:13:46,523 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:46,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-18 05:13:46,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:46,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-18 05:13:46,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2020-07-18 05:13:46,524 INFO L87 Difference]: Start difference. First operand 94 states and 95 transitions. Second operand 14 states. [2020-07-18 05:13:47,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:47,193 INFO L93 Difference]: Finished difference Result 142 states and 144 transitions. [2020-07-18 05:13:47,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-18 05:13:47,193 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 89 [2020-07-18 05:13:47,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:47,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-18 05:13:47,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 144 transitions. [2020-07-18 05:13:47,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-18 05:13:47,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 144 transitions. [2020-07-18 05:13:47,200 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 144 transitions. [2020-07-18 05:13:47,354 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:47,357 INFO L225 Difference]: With dead ends: 142 [2020-07-18 05:13:47,357 INFO L226 Difference]: Without dead ends: 112 [2020-07-18 05:13:47,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=180, Invalid=372, Unknown=0, NotChecked=0, Total=552 [2020-07-18 05:13:47,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-07-18 05:13:47,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 104. [2020-07-18 05:13:47,454 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:47,454 INFO L82 GeneralOperation]: Start isEquivalent. First operand 112 states. Second operand 104 states. [2020-07-18 05:13:47,454 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 104 states. [2020-07-18 05:13:47,455 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 104 states. [2020-07-18 05:13:47,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:47,460 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2020-07-18 05:13:47,460 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2020-07-18 05:13:47,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:47,461 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:47,461 INFO L74 IsIncluded]: Start isIncluded. First operand 104 states. Second operand 112 states. [2020-07-18 05:13:47,461 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 112 states. [2020-07-18 05:13:47,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:47,465 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2020-07-18 05:13:47,465 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2020-07-18 05:13:47,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:47,466 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:47,466 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:47,466 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:47,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-18 05:13:47,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 105 transitions. [2020-07-18 05:13:47,470 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 105 transitions. Word has length 89 [2020-07-18 05:13:47,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:47,471 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 105 transitions. [2020-07-18 05:13:47,471 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-18 05:13:47,471 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 104 states and 105 transitions. [2020-07-18 05:13:47,606 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:47,606 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2020-07-18 05:13:47,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-18 05:13:47,608 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:47,608 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:47,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-18 05:13:47,609 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:47,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:47,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1012745481, now seen corresponding path program 6 times [2020-07-18 05:13:47,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:47,610 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1557543341] [2020-07-18 05:13:47,610 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:47,870 INFO L280 TraceCheckUtils]: 0: Hoare triple {4121#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4094#true} is VALID [2020-07-18 05:13:47,870 INFO L280 TraceCheckUtils]: 1: Hoare triple {4094#true} #valid := #valid[0 := 0]; {4094#true} is VALID [2020-07-18 05:13:47,871 INFO L280 TraceCheckUtils]: 2: Hoare triple {4094#true} assume 0 < #StackHeapBarrier; {4094#true} is VALID [2020-07-18 05:13:47,871 INFO L280 TraceCheckUtils]: 3: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-18 05:13:47,871 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4094#true} {4094#true} #92#return; {4094#true} is VALID [2020-07-18 05:13:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:47,888 INFO L280 TraceCheckUtils]: 0: Hoare triple {4094#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4094#true} is VALID [2020-07-18 05:13:47,888 INFO L280 TraceCheckUtils]: 1: Hoare triple {4094#true} ~b := #in~b; {4094#true} is VALID [2020-07-18 05:13:47,889 INFO L280 TraceCheckUtils]: 2: Hoare triple {4094#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {4094#true} is VALID [2020-07-18 05:13:47,889 INFO L280 TraceCheckUtils]: 3: Hoare triple {4094#true} #res := (if #t~mem0 == ~b then 1 else 0); {4094#true} is VALID [2020-07-18 05:13:47,889 INFO L280 TraceCheckUtils]: 4: Hoare triple {4094#true} havoc #t~mem0; {4094#true} is VALID [2020-07-18 05:13:47,889 INFO L280 TraceCheckUtils]: 5: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-18 05:13:47,892 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {4094#true} {4095#false} #96#return; {4095#false} is VALID [2020-07-18 05:13:47,894 INFO L263 TraceCheckUtils]: 0: Hoare triple {4094#true} call ULTIMATE.init(); {4121#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:47,894 INFO L280 TraceCheckUtils]: 1: Hoare triple {4121#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4094#true} is VALID [2020-07-18 05:13:47,894 INFO L280 TraceCheckUtils]: 2: Hoare triple {4094#true} #valid := #valid[0 := 0]; {4094#true} is VALID [2020-07-18 05:13:47,895 INFO L280 TraceCheckUtils]: 3: Hoare triple {4094#true} assume 0 < #StackHeapBarrier; {4094#true} is VALID [2020-07-18 05:13:47,895 INFO L280 TraceCheckUtils]: 4: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-18 05:13:47,895 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4094#true} {4094#true} #92#return; {4094#true} is VALID [2020-07-18 05:13:47,895 INFO L263 TraceCheckUtils]: 6: Hoare triple {4094#true} call #t~ret9 := main(); {4094#true} is VALID [2020-07-18 05:13:47,895 INFO L280 TraceCheckUtils]: 7: Hoare triple {4094#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {4094#true} is VALID [2020-07-18 05:13:47,895 INFO L280 TraceCheckUtils]: 8: Hoare triple {4094#true} havoc ~ad2~0.base, ~ad2~0.offset; {4094#true} is VALID [2020-07-18 05:13:47,895 INFO L280 TraceCheckUtils]: 9: Hoare triple {4094#true} havoc ~i~0; {4094#true} is VALID [2020-07-18 05:13:47,896 INFO L280 TraceCheckUtils]: 10: Hoare triple {4094#true} havoc ~j~0; {4094#true} is VALID [2020-07-18 05:13:47,896 INFO L280 TraceCheckUtils]: 11: Hoare triple {4094#true} havoc ~pa~0.base, ~pa~0.offset; {4094#true} is VALID [2020-07-18 05:13:47,901 INFO L280 TraceCheckUtils]: 12: Hoare triple {4094#true} ~j~0 := 0; {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,901 INFO L280 TraceCheckUtils]: 13: Hoare triple {4101#(= 0 main_~j~0)} assume !!(~j~0 < 20); {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,902 INFO L280 TraceCheckUtils]: 14: Hoare triple {4101#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,902 INFO L280 TraceCheckUtils]: 15: Hoare triple {4101#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,903 INFO L280 TraceCheckUtils]: 16: Hoare triple {4101#(= 0 main_~j~0)} havoc #t~nondet2; {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,903 INFO L280 TraceCheckUtils]: 17: Hoare triple {4101#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,904 INFO L280 TraceCheckUtils]: 18: Hoare triple {4101#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,904 INFO L280 TraceCheckUtils]: 19: Hoare triple {4101#(= 0 main_~j~0)} havoc #t~nondet3; {4101#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:47,905 INFO L280 TraceCheckUtils]: 20: Hoare triple {4101#(= 0 main_~j~0)} #t~post1 := ~j~0; {4102#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:47,905 INFO L280 TraceCheckUtils]: 21: Hoare triple {4102#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,906 INFO L280 TraceCheckUtils]: 22: Hoare triple {4103#(<= main_~j~0 1)} havoc #t~post1; {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,906 INFO L280 TraceCheckUtils]: 23: Hoare triple {4103#(<= main_~j~0 1)} assume !!(~j~0 < 20); {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,907 INFO L280 TraceCheckUtils]: 24: Hoare triple {4103#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,907 INFO L280 TraceCheckUtils]: 25: Hoare triple {4103#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,907 INFO L280 TraceCheckUtils]: 26: Hoare triple {4103#(<= main_~j~0 1)} havoc #t~nondet2; {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,908 INFO L280 TraceCheckUtils]: 27: Hoare triple {4103#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,908 INFO L280 TraceCheckUtils]: 28: Hoare triple {4103#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,908 INFO L280 TraceCheckUtils]: 29: Hoare triple {4103#(<= main_~j~0 1)} havoc #t~nondet3; {4103#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:47,909 INFO L280 TraceCheckUtils]: 30: Hoare triple {4103#(<= main_~j~0 1)} #t~post1 := ~j~0; {4104#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:47,909 INFO L280 TraceCheckUtils]: 31: Hoare triple {4104#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,910 INFO L280 TraceCheckUtils]: 32: Hoare triple {4105#(<= main_~j~0 2)} havoc #t~post1; {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,910 INFO L280 TraceCheckUtils]: 33: Hoare triple {4105#(<= main_~j~0 2)} assume !!(~j~0 < 20); {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,910 INFO L280 TraceCheckUtils]: 34: Hoare triple {4105#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,911 INFO L280 TraceCheckUtils]: 35: Hoare triple {4105#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,911 INFO L280 TraceCheckUtils]: 36: Hoare triple {4105#(<= main_~j~0 2)} havoc #t~nondet2; {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,912 INFO L280 TraceCheckUtils]: 37: Hoare triple {4105#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,912 INFO L280 TraceCheckUtils]: 38: Hoare triple {4105#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,912 INFO L280 TraceCheckUtils]: 39: Hoare triple {4105#(<= main_~j~0 2)} havoc #t~nondet3; {4105#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:47,913 INFO L280 TraceCheckUtils]: 40: Hoare triple {4105#(<= main_~j~0 2)} #t~post1 := ~j~0; {4106#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:47,913 INFO L280 TraceCheckUtils]: 41: Hoare triple {4106#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,914 INFO L280 TraceCheckUtils]: 42: Hoare triple {4107#(<= main_~j~0 3)} havoc #t~post1; {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,914 INFO L280 TraceCheckUtils]: 43: Hoare triple {4107#(<= main_~j~0 3)} assume !!(~j~0 < 20); {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,914 INFO L280 TraceCheckUtils]: 44: Hoare triple {4107#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,915 INFO L280 TraceCheckUtils]: 45: Hoare triple {4107#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,916 INFO L280 TraceCheckUtils]: 46: Hoare triple {4107#(<= main_~j~0 3)} havoc #t~nondet2; {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,919 INFO L280 TraceCheckUtils]: 47: Hoare triple {4107#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,919 INFO L280 TraceCheckUtils]: 48: Hoare triple {4107#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,920 INFO L280 TraceCheckUtils]: 49: Hoare triple {4107#(<= main_~j~0 3)} havoc #t~nondet3; {4107#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:47,920 INFO L280 TraceCheckUtils]: 50: Hoare triple {4107#(<= main_~j~0 3)} #t~post1 := ~j~0; {4108#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:13:47,921 INFO L280 TraceCheckUtils]: 51: Hoare triple {4108#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,921 INFO L280 TraceCheckUtils]: 52: Hoare triple {4109#(<= main_~j~0 4)} havoc #t~post1; {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,921 INFO L280 TraceCheckUtils]: 53: Hoare triple {4109#(<= main_~j~0 4)} assume !!(~j~0 < 20); {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,922 INFO L280 TraceCheckUtils]: 54: Hoare triple {4109#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,922 INFO L280 TraceCheckUtils]: 55: Hoare triple {4109#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,922 INFO L280 TraceCheckUtils]: 56: Hoare triple {4109#(<= main_~j~0 4)} havoc #t~nondet2; {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,923 INFO L280 TraceCheckUtils]: 57: Hoare triple {4109#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,923 INFO L280 TraceCheckUtils]: 58: Hoare triple {4109#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,924 INFO L280 TraceCheckUtils]: 59: Hoare triple {4109#(<= main_~j~0 4)} havoc #t~nondet3; {4109#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:47,924 INFO L280 TraceCheckUtils]: 60: Hoare triple {4109#(<= main_~j~0 4)} #t~post1 := ~j~0; {4110#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:13:47,925 INFO L280 TraceCheckUtils]: 61: Hoare triple {4110#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,925 INFO L280 TraceCheckUtils]: 62: Hoare triple {4111#(<= main_~j~0 5)} havoc #t~post1; {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,925 INFO L280 TraceCheckUtils]: 63: Hoare triple {4111#(<= main_~j~0 5)} assume !!(~j~0 < 20); {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,926 INFO L280 TraceCheckUtils]: 64: Hoare triple {4111#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,926 INFO L280 TraceCheckUtils]: 65: Hoare triple {4111#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,926 INFO L280 TraceCheckUtils]: 66: Hoare triple {4111#(<= main_~j~0 5)} havoc #t~nondet2; {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,927 INFO L280 TraceCheckUtils]: 67: Hoare triple {4111#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,927 INFO L280 TraceCheckUtils]: 68: Hoare triple {4111#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,928 INFO L280 TraceCheckUtils]: 69: Hoare triple {4111#(<= main_~j~0 5)} havoc #t~nondet3; {4111#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:47,928 INFO L280 TraceCheckUtils]: 70: Hoare triple {4111#(<= main_~j~0 5)} #t~post1 := ~j~0; {4112#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:13:47,929 INFO L280 TraceCheckUtils]: 71: Hoare triple {4112#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {4113#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:47,929 INFO L280 TraceCheckUtils]: 72: Hoare triple {4113#(<= main_~j~0 6)} havoc #t~post1; {4113#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:47,932 INFO L280 TraceCheckUtils]: 73: Hoare triple {4113#(<= main_~j~0 6)} assume !(~j~0 < 20); {4095#false} is VALID [2020-07-18 05:13:47,933 INFO L280 TraceCheckUtils]: 74: Hoare triple {4095#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {4095#false} is VALID [2020-07-18 05:13:47,933 INFO L280 TraceCheckUtils]: 75: Hoare triple {4095#false} ~i~0 := #t~nondet4; {4095#false} is VALID [2020-07-18 05:13:47,933 INFO L280 TraceCheckUtils]: 76: Hoare triple {4095#false} havoc #t~nondet4; {4095#false} is VALID [2020-07-18 05:13:47,933 INFO L280 TraceCheckUtils]: 77: Hoare triple {4095#false} assume ~i~0 >= 0 && ~i~0 < 10; {4095#false} is VALID [2020-07-18 05:13:47,934 INFO L280 TraceCheckUtils]: 78: Hoare triple {4095#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {4095#false} is VALID [2020-07-18 05:13:47,934 INFO L280 TraceCheckUtils]: 79: Hoare triple {4095#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {4095#false} is VALID [2020-07-18 05:13:47,934 INFO L280 TraceCheckUtils]: 80: Hoare triple {4095#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {4095#false} is VALID [2020-07-18 05:13:47,934 INFO L280 TraceCheckUtils]: 81: Hoare triple {4095#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {4095#false} is VALID [2020-07-18 05:13:47,934 INFO L280 TraceCheckUtils]: 82: Hoare triple {4095#false} ~i~0 := 10 + #t~mem5; {4095#false} is VALID [2020-07-18 05:13:47,934 INFO L280 TraceCheckUtils]: 83: Hoare triple {4095#false} havoc #t~mem5; {4095#false} is VALID [2020-07-18 05:13:47,935 INFO L280 TraceCheckUtils]: 84: Hoare triple {4095#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {4095#false} is VALID [2020-07-18 05:13:47,935 INFO L280 TraceCheckUtils]: 85: Hoare triple {4095#false} assume !(~i~0 < #t~mem6); {4095#false} is VALID [2020-07-18 05:13:47,935 INFO L280 TraceCheckUtils]: 86: Hoare triple {4095#false} havoc #t~mem6; {4095#false} is VALID [2020-07-18 05:13:47,935 INFO L263 TraceCheckUtils]: 87: Hoare triple {4095#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {4094#true} is VALID [2020-07-18 05:13:47,935 INFO L280 TraceCheckUtils]: 88: Hoare triple {4094#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4094#true} is VALID [2020-07-18 05:13:47,936 INFO L280 TraceCheckUtils]: 89: Hoare triple {4094#true} ~b := #in~b; {4094#true} is VALID [2020-07-18 05:13:47,936 INFO L280 TraceCheckUtils]: 90: Hoare triple {4094#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {4094#true} is VALID [2020-07-18 05:13:47,936 INFO L280 TraceCheckUtils]: 91: Hoare triple {4094#true} #res := (if #t~mem0 == ~b then 1 else 0); {4094#true} is VALID [2020-07-18 05:13:47,936 INFO L280 TraceCheckUtils]: 92: Hoare triple {4094#true} havoc #t~mem0; {4094#true} is VALID [2020-07-18 05:13:47,936 INFO L280 TraceCheckUtils]: 93: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-18 05:13:47,937 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {4094#true} {4095#false} #96#return; {4095#false} is VALID [2020-07-18 05:13:47,937 INFO L280 TraceCheckUtils]: 95: Hoare triple {4095#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {4095#false} is VALID [2020-07-18 05:13:47,937 INFO L280 TraceCheckUtils]: 96: Hoare triple {4095#false} assume 0 == #t~ret8; {4095#false} is VALID [2020-07-18 05:13:47,938 INFO L280 TraceCheckUtils]: 97: Hoare triple {4095#false} havoc #t~ret8; {4095#false} is VALID [2020-07-18 05:13:47,938 INFO L280 TraceCheckUtils]: 98: Hoare triple {4095#false} assume !false; {4095#false} is VALID [2020-07-18 05:13:47,944 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:47,944 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1557543341] [2020-07-18 05:13:47,945 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:47,945 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-07-18 05:13:47,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296080821] [2020-07-18 05:13:47,945 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 99 [2020-07-18 05:13:47,946 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:47,946 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2020-07-18 05:13:48,049 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:48,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-07-18 05:13:48,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:48,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-07-18 05:13:48,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-07-18 05:13:48,050 INFO L87 Difference]: Start difference. First operand 104 states and 105 transitions. Second operand 16 states. [2020-07-18 05:13:49,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:49,133 INFO L93 Difference]: Finished difference Result 152 states and 154 transitions. [2020-07-18 05:13:49,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-18 05:13:49,134 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 99 [2020-07-18 05:13:49,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-18 05:13:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 154 transitions. [2020-07-18 05:13:49,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-18 05:13:49,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 154 transitions. [2020-07-18 05:13:49,153 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 154 transitions. [2020-07-18 05:13:49,310 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:49,313 INFO L225 Difference]: With dead ends: 152 [2020-07-18 05:13:49,313 INFO L226 Difference]: Without dead ends: 122 [2020-07-18 05:13:49,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=511, Unknown=0, NotChecked=0, Total=756 [2020-07-18 05:13:49,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-07-18 05:13:49,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 114. [2020-07-18 05:13:49,396 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:49,396 INFO L82 GeneralOperation]: Start isEquivalent. First operand 122 states. Second operand 114 states. [2020-07-18 05:13:49,396 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 114 states. [2020-07-18 05:13:49,397 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 114 states. [2020-07-18 05:13:49,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:49,400 INFO L93 Difference]: Finished difference Result 122 states and 123 transitions. [2020-07-18 05:13:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2020-07-18 05:13:49,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:49,401 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:49,401 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 122 states. [2020-07-18 05:13:49,401 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 122 states. [2020-07-18 05:13:49,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:49,405 INFO L93 Difference]: Finished difference Result 122 states and 123 transitions. [2020-07-18 05:13:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2020-07-18 05:13:49,405 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:49,405 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:49,405 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:49,405 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:49,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-18 05:13:49,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 115 transitions. [2020-07-18 05:13:49,408 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 115 transitions. Word has length 99 [2020-07-18 05:13:49,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:49,409 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 115 transitions. [2020-07-18 05:13:49,409 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-07-18 05:13:49,409 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 114 states and 115 transitions. [2020-07-18 05:13:49,530 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2020-07-18 05:13:49,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-18 05:13:49,532 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:49,532 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:49,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-18 05:13:49,532 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:49,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:49,533 INFO L82 PathProgramCache]: Analyzing trace with hash -805534481, now seen corresponding path program 7 times [2020-07-18 05:13:49,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:49,533 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517558034] [2020-07-18 05:13:49,534 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:49,867 INFO L280 TraceCheckUtils]: 0: Hoare triple {4953#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4924#true} is VALID [2020-07-18 05:13:49,868 INFO L280 TraceCheckUtils]: 1: Hoare triple {4924#true} #valid := #valid[0 := 0]; {4924#true} is VALID [2020-07-18 05:13:49,868 INFO L280 TraceCheckUtils]: 2: Hoare triple {4924#true} assume 0 < #StackHeapBarrier; {4924#true} is VALID [2020-07-18 05:13:49,868 INFO L280 TraceCheckUtils]: 3: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-18 05:13:49,868 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4924#true} {4924#true} #92#return; {4924#true} is VALID [2020-07-18 05:13:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:49,878 INFO L280 TraceCheckUtils]: 0: Hoare triple {4924#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4924#true} is VALID [2020-07-18 05:13:49,879 INFO L280 TraceCheckUtils]: 1: Hoare triple {4924#true} ~b := #in~b; {4924#true} is VALID [2020-07-18 05:13:49,879 INFO L280 TraceCheckUtils]: 2: Hoare triple {4924#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {4924#true} is VALID [2020-07-18 05:13:49,880 INFO L280 TraceCheckUtils]: 3: Hoare triple {4924#true} #res := (if #t~mem0 == ~b then 1 else 0); {4924#true} is VALID [2020-07-18 05:13:49,880 INFO L280 TraceCheckUtils]: 4: Hoare triple {4924#true} havoc #t~mem0; {4924#true} is VALID [2020-07-18 05:13:49,880 INFO L280 TraceCheckUtils]: 5: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-18 05:13:49,880 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {4924#true} {4925#false} #96#return; {4925#false} is VALID [2020-07-18 05:13:49,882 INFO L263 TraceCheckUtils]: 0: Hoare triple {4924#true} call ULTIMATE.init(); {4953#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:49,882 INFO L280 TraceCheckUtils]: 1: Hoare triple {4953#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4924#true} is VALID [2020-07-18 05:13:49,882 INFO L280 TraceCheckUtils]: 2: Hoare triple {4924#true} #valid := #valid[0 := 0]; {4924#true} is VALID [2020-07-18 05:13:49,883 INFO L280 TraceCheckUtils]: 3: Hoare triple {4924#true} assume 0 < #StackHeapBarrier; {4924#true} is VALID [2020-07-18 05:13:49,883 INFO L280 TraceCheckUtils]: 4: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-18 05:13:49,883 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4924#true} {4924#true} #92#return; {4924#true} is VALID [2020-07-18 05:13:49,884 INFO L263 TraceCheckUtils]: 6: Hoare triple {4924#true} call #t~ret9 := main(); {4924#true} is VALID [2020-07-18 05:13:49,884 INFO L280 TraceCheckUtils]: 7: Hoare triple {4924#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {4924#true} is VALID [2020-07-18 05:13:49,884 INFO L280 TraceCheckUtils]: 8: Hoare triple {4924#true} havoc ~ad2~0.base, ~ad2~0.offset; {4924#true} is VALID [2020-07-18 05:13:49,884 INFO L280 TraceCheckUtils]: 9: Hoare triple {4924#true} havoc ~i~0; {4924#true} is VALID [2020-07-18 05:13:49,885 INFO L280 TraceCheckUtils]: 10: Hoare triple {4924#true} havoc ~j~0; {4924#true} is VALID [2020-07-18 05:13:49,885 INFO L280 TraceCheckUtils]: 11: Hoare triple {4924#true} havoc ~pa~0.base, ~pa~0.offset; {4924#true} is VALID [2020-07-18 05:13:49,905 INFO L280 TraceCheckUtils]: 12: Hoare triple {4924#true} ~j~0 := 0; {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,906 INFO L280 TraceCheckUtils]: 13: Hoare triple {4931#(= 0 main_~j~0)} assume !!(~j~0 < 20); {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,906 INFO L280 TraceCheckUtils]: 14: Hoare triple {4931#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,907 INFO L280 TraceCheckUtils]: 15: Hoare triple {4931#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,907 INFO L280 TraceCheckUtils]: 16: Hoare triple {4931#(= 0 main_~j~0)} havoc #t~nondet2; {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,908 INFO L280 TraceCheckUtils]: 17: Hoare triple {4931#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,909 INFO L280 TraceCheckUtils]: 18: Hoare triple {4931#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,910 INFO L280 TraceCheckUtils]: 19: Hoare triple {4931#(= 0 main_~j~0)} havoc #t~nondet3; {4931#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:49,910 INFO L280 TraceCheckUtils]: 20: Hoare triple {4931#(= 0 main_~j~0)} #t~post1 := ~j~0; {4932#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:49,911 INFO L280 TraceCheckUtils]: 21: Hoare triple {4932#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,912 INFO L280 TraceCheckUtils]: 22: Hoare triple {4933#(<= main_~j~0 1)} havoc #t~post1; {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,913 INFO L280 TraceCheckUtils]: 23: Hoare triple {4933#(<= main_~j~0 1)} assume !!(~j~0 < 20); {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,913 INFO L280 TraceCheckUtils]: 24: Hoare triple {4933#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,914 INFO L280 TraceCheckUtils]: 25: Hoare triple {4933#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,915 INFO L280 TraceCheckUtils]: 26: Hoare triple {4933#(<= main_~j~0 1)} havoc #t~nondet2; {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,915 INFO L280 TraceCheckUtils]: 27: Hoare triple {4933#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,916 INFO L280 TraceCheckUtils]: 28: Hoare triple {4933#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,916 INFO L280 TraceCheckUtils]: 29: Hoare triple {4933#(<= main_~j~0 1)} havoc #t~nondet3; {4933#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:49,917 INFO L280 TraceCheckUtils]: 30: Hoare triple {4933#(<= main_~j~0 1)} #t~post1 := ~j~0; {4934#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:49,918 INFO L280 TraceCheckUtils]: 31: Hoare triple {4934#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,919 INFO L280 TraceCheckUtils]: 32: Hoare triple {4935#(<= main_~j~0 2)} havoc #t~post1; {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,919 INFO L280 TraceCheckUtils]: 33: Hoare triple {4935#(<= main_~j~0 2)} assume !!(~j~0 < 20); {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,920 INFO L280 TraceCheckUtils]: 34: Hoare triple {4935#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,920 INFO L280 TraceCheckUtils]: 35: Hoare triple {4935#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,921 INFO L280 TraceCheckUtils]: 36: Hoare triple {4935#(<= main_~j~0 2)} havoc #t~nondet2; {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,922 INFO L280 TraceCheckUtils]: 37: Hoare triple {4935#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,922 INFO L280 TraceCheckUtils]: 38: Hoare triple {4935#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,923 INFO L280 TraceCheckUtils]: 39: Hoare triple {4935#(<= main_~j~0 2)} havoc #t~nondet3; {4935#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:49,923 INFO L280 TraceCheckUtils]: 40: Hoare triple {4935#(<= main_~j~0 2)} #t~post1 := ~j~0; {4936#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:49,925 INFO L280 TraceCheckUtils]: 41: Hoare triple {4936#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,925 INFO L280 TraceCheckUtils]: 42: Hoare triple {4937#(<= main_~j~0 3)} havoc #t~post1; {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,926 INFO L280 TraceCheckUtils]: 43: Hoare triple {4937#(<= main_~j~0 3)} assume !!(~j~0 < 20); {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,927 INFO L280 TraceCheckUtils]: 44: Hoare triple {4937#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,945 INFO L280 TraceCheckUtils]: 45: Hoare triple {4937#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,951 INFO L280 TraceCheckUtils]: 46: Hoare triple {4937#(<= main_~j~0 3)} havoc #t~nondet2; {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,951 INFO L280 TraceCheckUtils]: 47: Hoare triple {4937#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,952 INFO L280 TraceCheckUtils]: 48: Hoare triple {4937#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,953 INFO L280 TraceCheckUtils]: 49: Hoare triple {4937#(<= main_~j~0 3)} havoc #t~nondet3; {4937#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:49,953 INFO L280 TraceCheckUtils]: 50: Hoare triple {4937#(<= main_~j~0 3)} #t~post1 := ~j~0; {4938#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:13:49,954 INFO L280 TraceCheckUtils]: 51: Hoare triple {4938#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,955 INFO L280 TraceCheckUtils]: 52: Hoare triple {4939#(<= main_~j~0 4)} havoc #t~post1; {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,955 INFO L280 TraceCheckUtils]: 53: Hoare triple {4939#(<= main_~j~0 4)} assume !!(~j~0 < 20); {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,956 INFO L280 TraceCheckUtils]: 54: Hoare triple {4939#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,956 INFO L280 TraceCheckUtils]: 55: Hoare triple {4939#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,957 INFO L280 TraceCheckUtils]: 56: Hoare triple {4939#(<= main_~j~0 4)} havoc #t~nondet2; {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,976 INFO L280 TraceCheckUtils]: 57: Hoare triple {4939#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,976 INFO L280 TraceCheckUtils]: 58: Hoare triple {4939#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,977 INFO L280 TraceCheckUtils]: 59: Hoare triple {4939#(<= main_~j~0 4)} havoc #t~nondet3; {4939#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:49,977 INFO L280 TraceCheckUtils]: 60: Hoare triple {4939#(<= main_~j~0 4)} #t~post1 := ~j~0; {4940#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:13:49,978 INFO L280 TraceCheckUtils]: 61: Hoare triple {4940#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,979 INFO L280 TraceCheckUtils]: 62: Hoare triple {4941#(<= main_~j~0 5)} havoc #t~post1; {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,979 INFO L280 TraceCheckUtils]: 63: Hoare triple {4941#(<= main_~j~0 5)} assume !!(~j~0 < 20); {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,979 INFO L280 TraceCheckUtils]: 64: Hoare triple {4941#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,980 INFO L280 TraceCheckUtils]: 65: Hoare triple {4941#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,980 INFO L280 TraceCheckUtils]: 66: Hoare triple {4941#(<= main_~j~0 5)} havoc #t~nondet2; {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,981 INFO L280 TraceCheckUtils]: 67: Hoare triple {4941#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,981 INFO L280 TraceCheckUtils]: 68: Hoare triple {4941#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,981 INFO L280 TraceCheckUtils]: 69: Hoare triple {4941#(<= main_~j~0 5)} havoc #t~nondet3; {4941#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:49,982 INFO L280 TraceCheckUtils]: 70: Hoare triple {4941#(<= main_~j~0 5)} #t~post1 := ~j~0; {4942#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:13:49,982 INFO L280 TraceCheckUtils]: 71: Hoare triple {4942#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,983 INFO L280 TraceCheckUtils]: 72: Hoare triple {4943#(<= main_~j~0 6)} havoc #t~post1; {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,983 INFO L280 TraceCheckUtils]: 73: Hoare triple {4943#(<= main_~j~0 6)} assume !!(~j~0 < 20); {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,984 INFO L280 TraceCheckUtils]: 74: Hoare triple {4943#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,984 INFO L280 TraceCheckUtils]: 75: Hoare triple {4943#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,985 INFO L280 TraceCheckUtils]: 76: Hoare triple {4943#(<= main_~j~0 6)} havoc #t~nondet2; {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,985 INFO L280 TraceCheckUtils]: 77: Hoare triple {4943#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,986 INFO L280 TraceCheckUtils]: 78: Hoare triple {4943#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,986 INFO L280 TraceCheckUtils]: 79: Hoare triple {4943#(<= main_~j~0 6)} havoc #t~nondet3; {4943#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:49,987 INFO L280 TraceCheckUtils]: 80: Hoare triple {4943#(<= main_~j~0 6)} #t~post1 := ~j~0; {4944#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:13:49,987 INFO L280 TraceCheckUtils]: 81: Hoare triple {4944#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {4945#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:49,988 INFO L280 TraceCheckUtils]: 82: Hoare triple {4945#(<= main_~j~0 7)} havoc #t~post1; {4945#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:49,988 INFO L280 TraceCheckUtils]: 83: Hoare triple {4945#(<= main_~j~0 7)} assume !(~j~0 < 20); {4925#false} is VALID [2020-07-18 05:13:49,989 INFO L280 TraceCheckUtils]: 84: Hoare triple {4925#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {4925#false} is VALID [2020-07-18 05:13:49,989 INFO L280 TraceCheckUtils]: 85: Hoare triple {4925#false} ~i~0 := #t~nondet4; {4925#false} is VALID [2020-07-18 05:13:49,989 INFO L280 TraceCheckUtils]: 86: Hoare triple {4925#false} havoc #t~nondet4; {4925#false} is VALID [2020-07-18 05:13:49,989 INFO L280 TraceCheckUtils]: 87: Hoare triple {4925#false} assume ~i~0 >= 0 && ~i~0 < 10; {4925#false} is VALID [2020-07-18 05:13:49,990 INFO L280 TraceCheckUtils]: 88: Hoare triple {4925#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {4925#false} is VALID [2020-07-18 05:13:49,990 INFO L280 TraceCheckUtils]: 89: Hoare triple {4925#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {4925#false} is VALID [2020-07-18 05:13:49,990 INFO L280 TraceCheckUtils]: 90: Hoare triple {4925#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {4925#false} is VALID [2020-07-18 05:13:49,990 INFO L280 TraceCheckUtils]: 91: Hoare triple {4925#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {4925#false} is VALID [2020-07-18 05:13:49,990 INFO L280 TraceCheckUtils]: 92: Hoare triple {4925#false} ~i~0 := 10 + #t~mem5; {4925#false} is VALID [2020-07-18 05:13:49,991 INFO L280 TraceCheckUtils]: 93: Hoare triple {4925#false} havoc #t~mem5; {4925#false} is VALID [2020-07-18 05:13:49,991 INFO L280 TraceCheckUtils]: 94: Hoare triple {4925#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {4925#false} is VALID [2020-07-18 05:13:49,991 INFO L280 TraceCheckUtils]: 95: Hoare triple {4925#false} assume !(~i~0 < #t~mem6); {4925#false} is VALID [2020-07-18 05:13:49,991 INFO L280 TraceCheckUtils]: 96: Hoare triple {4925#false} havoc #t~mem6; {4925#false} is VALID [2020-07-18 05:13:49,991 INFO L263 TraceCheckUtils]: 97: Hoare triple {4925#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {4924#true} is VALID [2020-07-18 05:13:49,992 INFO L280 TraceCheckUtils]: 98: Hoare triple {4924#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4924#true} is VALID [2020-07-18 05:13:49,992 INFO L280 TraceCheckUtils]: 99: Hoare triple {4924#true} ~b := #in~b; {4924#true} is VALID [2020-07-18 05:13:49,992 INFO L280 TraceCheckUtils]: 100: Hoare triple {4924#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {4924#true} is VALID [2020-07-18 05:13:49,992 INFO L280 TraceCheckUtils]: 101: Hoare triple {4924#true} #res := (if #t~mem0 == ~b then 1 else 0); {4924#true} is VALID [2020-07-18 05:13:49,992 INFO L280 TraceCheckUtils]: 102: Hoare triple {4924#true} havoc #t~mem0; {4924#true} is VALID [2020-07-18 05:13:49,993 INFO L280 TraceCheckUtils]: 103: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-18 05:13:49,993 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4924#true} {4925#false} #96#return; {4925#false} is VALID [2020-07-18 05:13:49,993 INFO L280 TraceCheckUtils]: 105: Hoare triple {4925#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {4925#false} is VALID [2020-07-18 05:13:49,993 INFO L280 TraceCheckUtils]: 106: Hoare triple {4925#false} assume 0 == #t~ret8; {4925#false} is VALID [2020-07-18 05:13:49,993 INFO L280 TraceCheckUtils]: 107: Hoare triple {4925#false} havoc #t~ret8; {4925#false} is VALID [2020-07-18 05:13:49,994 INFO L280 TraceCheckUtils]: 108: Hoare triple {4925#false} assume !false; {4925#false} is VALID [2020-07-18 05:13:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:50,006 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517558034] [2020-07-18 05:13:50,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:50,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-07-18 05:13:50,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363829210] [2020-07-18 05:13:50,015 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 109 [2020-07-18 05:13:50,015 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:50,016 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2020-07-18 05:13:50,116 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:50,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-07-18 05:13:50,116 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:50,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-07-18 05:13:50,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-18 05:13:50,117 INFO L87 Difference]: Start difference. First operand 114 states and 115 transitions. Second operand 18 states. [2020-07-18 05:13:51,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:51,345 INFO L93 Difference]: Finished difference Result 162 states and 164 transitions. [2020-07-18 05:13:51,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-18 05:13:51,345 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 109 [2020-07-18 05:13:51,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-18 05:13:51,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 164 transitions. [2020-07-18 05:13:51,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-18 05:13:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 164 transitions. [2020-07-18 05:13:51,361 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 164 transitions. [2020-07-18 05:13:51,512 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:51,514 INFO L225 Difference]: With dead ends: 162 [2020-07-18 05:13:51,514 INFO L226 Difference]: Without dead ends: 132 [2020-07-18 05:13:51,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=672, Unknown=0, NotChecked=0, Total=992 [2020-07-18 05:13:51,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-18 05:13:51,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 124. [2020-07-18 05:13:51,617 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:51,617 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 124 states. [2020-07-18 05:13:51,617 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 124 states. [2020-07-18 05:13:51,618 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 124 states. [2020-07-18 05:13:51,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:51,622 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2020-07-18 05:13:51,623 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2020-07-18 05:13:51,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:51,623 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:51,623 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 132 states. [2020-07-18 05:13:51,624 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 132 states. [2020-07-18 05:13:51,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:51,627 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2020-07-18 05:13:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2020-07-18 05:13:51,628 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:51,628 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:51,628 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:51,628 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-18 05:13:51,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 125 transitions. [2020-07-18 05:13:51,631 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 125 transitions. Word has length 109 [2020-07-18 05:13:51,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:51,631 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 125 transitions. [2020-07-18 05:13:51,632 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-07-18 05:13:51,632 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 124 states and 125 transitions. [2020-07-18 05:13:51,754 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 125 edges. 125 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:51,755 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2020-07-18 05:13:51,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-07-18 05:13:51,758 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:51,758 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:51,758 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-18 05:13:51,759 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:51,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:51,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1236165291, now seen corresponding path program 8 times [2020-07-18 05:13:51,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:51,759 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1975340581] [2020-07-18 05:13:51,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:52,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {5851#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5820#true} is VALID [2020-07-18 05:13:52,204 INFO L280 TraceCheckUtils]: 1: Hoare triple {5820#true} #valid := #valid[0 := 0]; {5820#true} is VALID [2020-07-18 05:13:52,204 INFO L280 TraceCheckUtils]: 2: Hoare triple {5820#true} assume 0 < #StackHeapBarrier; {5820#true} is VALID [2020-07-18 05:13:52,204 INFO L280 TraceCheckUtils]: 3: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-18 05:13:52,205 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5820#true} {5820#true} #92#return; {5820#true} is VALID [2020-07-18 05:13:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:52,210 INFO L280 TraceCheckUtils]: 0: Hoare triple {5820#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {5820#true} is VALID [2020-07-18 05:13:52,210 INFO L280 TraceCheckUtils]: 1: Hoare triple {5820#true} ~b := #in~b; {5820#true} is VALID [2020-07-18 05:13:52,211 INFO L280 TraceCheckUtils]: 2: Hoare triple {5820#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {5820#true} is VALID [2020-07-18 05:13:52,211 INFO L280 TraceCheckUtils]: 3: Hoare triple {5820#true} #res := (if #t~mem0 == ~b then 1 else 0); {5820#true} is VALID [2020-07-18 05:13:52,211 INFO L280 TraceCheckUtils]: 4: Hoare triple {5820#true} havoc #t~mem0; {5820#true} is VALID [2020-07-18 05:13:52,211 INFO L280 TraceCheckUtils]: 5: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-18 05:13:52,211 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {5820#true} {5821#false} #96#return; {5821#false} is VALID [2020-07-18 05:13:52,212 INFO L263 TraceCheckUtils]: 0: Hoare triple {5820#true} call ULTIMATE.init(); {5851#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:52,213 INFO L280 TraceCheckUtils]: 1: Hoare triple {5851#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5820#true} is VALID [2020-07-18 05:13:52,213 INFO L280 TraceCheckUtils]: 2: Hoare triple {5820#true} #valid := #valid[0 := 0]; {5820#true} is VALID [2020-07-18 05:13:52,213 INFO L280 TraceCheckUtils]: 3: Hoare triple {5820#true} assume 0 < #StackHeapBarrier; {5820#true} is VALID [2020-07-18 05:13:52,213 INFO L280 TraceCheckUtils]: 4: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-18 05:13:52,213 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5820#true} {5820#true} #92#return; {5820#true} is VALID [2020-07-18 05:13:52,213 INFO L263 TraceCheckUtils]: 6: Hoare triple {5820#true} call #t~ret9 := main(); {5820#true} is VALID [2020-07-18 05:13:52,214 INFO L280 TraceCheckUtils]: 7: Hoare triple {5820#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {5820#true} is VALID [2020-07-18 05:13:52,214 INFO L280 TraceCheckUtils]: 8: Hoare triple {5820#true} havoc ~ad2~0.base, ~ad2~0.offset; {5820#true} is VALID [2020-07-18 05:13:52,214 INFO L280 TraceCheckUtils]: 9: Hoare triple {5820#true} havoc ~i~0; {5820#true} is VALID [2020-07-18 05:13:52,214 INFO L280 TraceCheckUtils]: 10: Hoare triple {5820#true} havoc ~j~0; {5820#true} is VALID [2020-07-18 05:13:52,214 INFO L280 TraceCheckUtils]: 11: Hoare triple {5820#true} havoc ~pa~0.base, ~pa~0.offset; {5820#true} is VALID [2020-07-18 05:13:52,215 INFO L280 TraceCheckUtils]: 12: Hoare triple {5820#true} ~j~0 := 0; {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,216 INFO L280 TraceCheckUtils]: 13: Hoare triple {5827#(= 0 main_~j~0)} assume !!(~j~0 < 20); {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,216 INFO L280 TraceCheckUtils]: 14: Hoare triple {5827#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,216 INFO L280 TraceCheckUtils]: 15: Hoare triple {5827#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,217 INFO L280 TraceCheckUtils]: 16: Hoare triple {5827#(= 0 main_~j~0)} havoc #t~nondet2; {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,217 INFO L280 TraceCheckUtils]: 17: Hoare triple {5827#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,218 INFO L280 TraceCheckUtils]: 18: Hoare triple {5827#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,218 INFO L280 TraceCheckUtils]: 19: Hoare triple {5827#(= 0 main_~j~0)} havoc #t~nondet3; {5827#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:52,219 INFO L280 TraceCheckUtils]: 20: Hoare triple {5827#(= 0 main_~j~0)} #t~post1 := ~j~0; {5828#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:52,220 INFO L280 TraceCheckUtils]: 21: Hoare triple {5828#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,220 INFO L280 TraceCheckUtils]: 22: Hoare triple {5829#(<= main_~j~0 1)} havoc #t~post1; {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,221 INFO L280 TraceCheckUtils]: 23: Hoare triple {5829#(<= main_~j~0 1)} assume !!(~j~0 < 20); {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,221 INFO L280 TraceCheckUtils]: 24: Hoare triple {5829#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,221 INFO L280 TraceCheckUtils]: 25: Hoare triple {5829#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,222 INFO L280 TraceCheckUtils]: 26: Hoare triple {5829#(<= main_~j~0 1)} havoc #t~nondet2; {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,222 INFO L280 TraceCheckUtils]: 27: Hoare triple {5829#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,223 INFO L280 TraceCheckUtils]: 28: Hoare triple {5829#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,223 INFO L280 TraceCheckUtils]: 29: Hoare triple {5829#(<= main_~j~0 1)} havoc #t~nondet3; {5829#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:52,224 INFO L280 TraceCheckUtils]: 30: Hoare triple {5829#(<= main_~j~0 1)} #t~post1 := ~j~0; {5830#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:52,225 INFO L280 TraceCheckUtils]: 31: Hoare triple {5830#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,225 INFO L280 TraceCheckUtils]: 32: Hoare triple {5831#(<= main_~j~0 2)} havoc #t~post1; {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,226 INFO L280 TraceCheckUtils]: 33: Hoare triple {5831#(<= main_~j~0 2)} assume !!(~j~0 < 20); {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,227 INFO L280 TraceCheckUtils]: 34: Hoare triple {5831#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,227 INFO L280 TraceCheckUtils]: 35: Hoare triple {5831#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,228 INFO L280 TraceCheckUtils]: 36: Hoare triple {5831#(<= main_~j~0 2)} havoc #t~nondet2; {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,228 INFO L280 TraceCheckUtils]: 37: Hoare triple {5831#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,229 INFO L280 TraceCheckUtils]: 38: Hoare triple {5831#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,229 INFO L280 TraceCheckUtils]: 39: Hoare triple {5831#(<= main_~j~0 2)} havoc #t~nondet3; {5831#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:52,230 INFO L280 TraceCheckUtils]: 40: Hoare triple {5831#(<= main_~j~0 2)} #t~post1 := ~j~0; {5832#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:52,231 INFO L280 TraceCheckUtils]: 41: Hoare triple {5832#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,231 INFO L280 TraceCheckUtils]: 42: Hoare triple {5833#(<= main_~j~0 3)} havoc #t~post1; {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,232 INFO L280 TraceCheckUtils]: 43: Hoare triple {5833#(<= main_~j~0 3)} assume !!(~j~0 < 20); {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,232 INFO L280 TraceCheckUtils]: 44: Hoare triple {5833#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,233 INFO L280 TraceCheckUtils]: 45: Hoare triple {5833#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,234 INFO L280 TraceCheckUtils]: 46: Hoare triple {5833#(<= main_~j~0 3)} havoc #t~nondet2; {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,234 INFO L280 TraceCheckUtils]: 47: Hoare triple {5833#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,235 INFO L280 TraceCheckUtils]: 48: Hoare triple {5833#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,235 INFO L280 TraceCheckUtils]: 49: Hoare triple {5833#(<= main_~j~0 3)} havoc #t~nondet3; {5833#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:52,236 INFO L280 TraceCheckUtils]: 50: Hoare triple {5833#(<= main_~j~0 3)} #t~post1 := ~j~0; {5834#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:13:52,237 INFO L280 TraceCheckUtils]: 51: Hoare triple {5834#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,237 INFO L280 TraceCheckUtils]: 52: Hoare triple {5835#(<= main_~j~0 4)} havoc #t~post1; {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,238 INFO L280 TraceCheckUtils]: 53: Hoare triple {5835#(<= main_~j~0 4)} assume !!(~j~0 < 20); {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,238 INFO L280 TraceCheckUtils]: 54: Hoare triple {5835#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,238 INFO L280 TraceCheckUtils]: 55: Hoare triple {5835#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,239 INFO L280 TraceCheckUtils]: 56: Hoare triple {5835#(<= main_~j~0 4)} havoc #t~nondet2; {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,239 INFO L280 TraceCheckUtils]: 57: Hoare triple {5835#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,240 INFO L280 TraceCheckUtils]: 58: Hoare triple {5835#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,240 INFO L280 TraceCheckUtils]: 59: Hoare triple {5835#(<= main_~j~0 4)} havoc #t~nondet3; {5835#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:52,241 INFO L280 TraceCheckUtils]: 60: Hoare triple {5835#(<= main_~j~0 4)} #t~post1 := ~j~0; {5836#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:13:52,242 INFO L280 TraceCheckUtils]: 61: Hoare triple {5836#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,242 INFO L280 TraceCheckUtils]: 62: Hoare triple {5837#(<= main_~j~0 5)} havoc #t~post1; {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,243 INFO L280 TraceCheckUtils]: 63: Hoare triple {5837#(<= main_~j~0 5)} assume !!(~j~0 < 20); {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,243 INFO L280 TraceCheckUtils]: 64: Hoare triple {5837#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,244 INFO L280 TraceCheckUtils]: 65: Hoare triple {5837#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,244 INFO L280 TraceCheckUtils]: 66: Hoare triple {5837#(<= main_~j~0 5)} havoc #t~nondet2; {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,245 INFO L280 TraceCheckUtils]: 67: Hoare triple {5837#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,245 INFO L280 TraceCheckUtils]: 68: Hoare triple {5837#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,245 INFO L280 TraceCheckUtils]: 69: Hoare triple {5837#(<= main_~j~0 5)} havoc #t~nondet3; {5837#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:52,246 INFO L280 TraceCheckUtils]: 70: Hoare triple {5837#(<= main_~j~0 5)} #t~post1 := ~j~0; {5838#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:13:52,247 INFO L280 TraceCheckUtils]: 71: Hoare triple {5838#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,247 INFO L280 TraceCheckUtils]: 72: Hoare triple {5839#(<= main_~j~0 6)} havoc #t~post1; {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,248 INFO L280 TraceCheckUtils]: 73: Hoare triple {5839#(<= main_~j~0 6)} assume !!(~j~0 < 20); {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,248 INFO L280 TraceCheckUtils]: 74: Hoare triple {5839#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,249 INFO L280 TraceCheckUtils]: 75: Hoare triple {5839#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,249 INFO L280 TraceCheckUtils]: 76: Hoare triple {5839#(<= main_~j~0 6)} havoc #t~nondet2; {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,250 INFO L280 TraceCheckUtils]: 77: Hoare triple {5839#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,250 INFO L280 TraceCheckUtils]: 78: Hoare triple {5839#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,251 INFO L280 TraceCheckUtils]: 79: Hoare triple {5839#(<= main_~j~0 6)} havoc #t~nondet3; {5839#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:52,251 INFO L280 TraceCheckUtils]: 80: Hoare triple {5839#(<= main_~j~0 6)} #t~post1 := ~j~0; {5840#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:13:52,253 INFO L280 TraceCheckUtils]: 81: Hoare triple {5840#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,253 INFO L280 TraceCheckUtils]: 82: Hoare triple {5841#(<= main_~j~0 7)} havoc #t~post1; {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,254 INFO L280 TraceCheckUtils]: 83: Hoare triple {5841#(<= main_~j~0 7)} assume !!(~j~0 < 20); {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,254 INFO L280 TraceCheckUtils]: 84: Hoare triple {5841#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,255 INFO L280 TraceCheckUtils]: 85: Hoare triple {5841#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,255 INFO L280 TraceCheckUtils]: 86: Hoare triple {5841#(<= main_~j~0 7)} havoc #t~nondet2; {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,256 INFO L280 TraceCheckUtils]: 87: Hoare triple {5841#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,256 INFO L280 TraceCheckUtils]: 88: Hoare triple {5841#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,257 INFO L280 TraceCheckUtils]: 89: Hoare triple {5841#(<= main_~j~0 7)} havoc #t~nondet3; {5841#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:52,257 INFO L280 TraceCheckUtils]: 90: Hoare triple {5841#(<= main_~j~0 7)} #t~post1 := ~j~0; {5842#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:13:52,258 INFO L280 TraceCheckUtils]: 91: Hoare triple {5842#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {5843#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:52,259 INFO L280 TraceCheckUtils]: 92: Hoare triple {5843#(<= main_~j~0 8)} havoc #t~post1; {5843#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:52,259 INFO L280 TraceCheckUtils]: 93: Hoare triple {5843#(<= main_~j~0 8)} assume !(~j~0 < 20); {5821#false} is VALID [2020-07-18 05:13:52,259 INFO L280 TraceCheckUtils]: 94: Hoare triple {5821#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {5821#false} is VALID [2020-07-18 05:13:52,260 INFO L280 TraceCheckUtils]: 95: Hoare triple {5821#false} ~i~0 := #t~nondet4; {5821#false} is VALID [2020-07-18 05:13:52,260 INFO L280 TraceCheckUtils]: 96: Hoare triple {5821#false} havoc #t~nondet4; {5821#false} is VALID [2020-07-18 05:13:52,260 INFO L280 TraceCheckUtils]: 97: Hoare triple {5821#false} assume ~i~0 >= 0 && ~i~0 < 10; {5821#false} is VALID [2020-07-18 05:13:52,260 INFO L280 TraceCheckUtils]: 98: Hoare triple {5821#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {5821#false} is VALID [2020-07-18 05:13:52,260 INFO L280 TraceCheckUtils]: 99: Hoare triple {5821#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {5821#false} is VALID [2020-07-18 05:13:52,261 INFO L280 TraceCheckUtils]: 100: Hoare triple {5821#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {5821#false} is VALID [2020-07-18 05:13:52,261 INFO L280 TraceCheckUtils]: 101: Hoare triple {5821#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {5821#false} is VALID [2020-07-18 05:13:52,261 INFO L280 TraceCheckUtils]: 102: Hoare triple {5821#false} ~i~0 := 10 + #t~mem5; {5821#false} is VALID [2020-07-18 05:13:52,261 INFO L280 TraceCheckUtils]: 103: Hoare triple {5821#false} havoc #t~mem5; {5821#false} is VALID [2020-07-18 05:13:52,261 INFO L280 TraceCheckUtils]: 104: Hoare triple {5821#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {5821#false} is VALID [2020-07-18 05:13:52,261 INFO L280 TraceCheckUtils]: 105: Hoare triple {5821#false} assume !(~i~0 < #t~mem6); {5821#false} is VALID [2020-07-18 05:13:52,262 INFO L280 TraceCheckUtils]: 106: Hoare triple {5821#false} havoc #t~mem6; {5821#false} is VALID [2020-07-18 05:13:52,262 INFO L263 TraceCheckUtils]: 107: Hoare triple {5821#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {5820#true} is VALID [2020-07-18 05:13:52,262 INFO L280 TraceCheckUtils]: 108: Hoare triple {5820#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {5820#true} is VALID [2020-07-18 05:13:52,262 INFO L280 TraceCheckUtils]: 109: Hoare triple {5820#true} ~b := #in~b; {5820#true} is VALID [2020-07-18 05:13:52,262 INFO L280 TraceCheckUtils]: 110: Hoare triple {5820#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {5820#true} is VALID [2020-07-18 05:13:52,263 INFO L280 TraceCheckUtils]: 111: Hoare triple {5820#true} #res := (if #t~mem0 == ~b then 1 else 0); {5820#true} is VALID [2020-07-18 05:13:52,263 INFO L280 TraceCheckUtils]: 112: Hoare triple {5820#true} havoc #t~mem0; {5820#true} is VALID [2020-07-18 05:13:52,263 INFO L280 TraceCheckUtils]: 113: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-18 05:13:52,263 INFO L275 TraceCheckUtils]: 114: Hoare quadruple {5820#true} {5821#false} #96#return; {5821#false} is VALID [2020-07-18 05:13:52,263 INFO L280 TraceCheckUtils]: 115: Hoare triple {5821#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {5821#false} is VALID [2020-07-18 05:13:52,264 INFO L280 TraceCheckUtils]: 116: Hoare triple {5821#false} assume 0 == #t~ret8; {5821#false} is VALID [2020-07-18 05:13:52,264 INFO L280 TraceCheckUtils]: 117: Hoare triple {5821#false} havoc #t~ret8; {5821#false} is VALID [2020-07-18 05:13:52,264 INFO L280 TraceCheckUtils]: 118: Hoare triple {5821#false} assume !false; {5821#false} is VALID [2020-07-18 05:13:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:52,279 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1975340581] [2020-07-18 05:13:52,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:52,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-07-18 05:13:52,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365535316] [2020-07-18 05:13:52,281 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 119 [2020-07-18 05:13:52,281 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:52,281 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2020-07-18 05:13:52,426 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:52,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-18 05:13:52,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:52,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-18 05:13:52,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2020-07-18 05:13:52,427 INFO L87 Difference]: Start difference. First operand 124 states and 125 transitions. Second operand 20 states. [2020-07-18 05:13:53,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:53,786 INFO L93 Difference]: Finished difference Result 172 states and 174 transitions. [2020-07-18 05:13:53,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-07-18 05:13:53,786 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 119 [2020-07-18 05:13:53,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-18 05:13:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 174 transitions. [2020-07-18 05:13:53,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-18 05:13:53,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 174 transitions. [2020-07-18 05:13:53,792 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 174 transitions. [2020-07-18 05:13:53,962 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 174 edges. 174 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:53,965 INFO L225 Difference]: With dead ends: 172 [2020-07-18 05:13:53,965 INFO L226 Difference]: Without dead ends: 142 [2020-07-18 05:13:53,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2020-07-18 05:13:53,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-18 05:13:54,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 134. [2020-07-18 05:13:54,068 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:54,068 INFO L82 GeneralOperation]: Start isEquivalent. First operand 142 states. Second operand 134 states. [2020-07-18 05:13:54,068 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 134 states. [2020-07-18 05:13:54,069 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 134 states. [2020-07-18 05:13:54,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:54,072 INFO L93 Difference]: Finished difference Result 142 states and 143 transitions. [2020-07-18 05:13:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 143 transitions. [2020-07-18 05:13:54,073 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:54,073 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:54,073 INFO L74 IsIncluded]: Start isIncluded. First operand 134 states. Second operand 142 states. [2020-07-18 05:13:54,073 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 142 states. [2020-07-18 05:13:54,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:54,080 INFO L93 Difference]: Finished difference Result 142 states and 143 transitions. [2020-07-18 05:13:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 143 transitions. [2020-07-18 05:13:54,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:54,081 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:54,081 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:54,082 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-07-18 05:13:54,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 135 transitions. [2020-07-18 05:13:54,086 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 135 transitions. Word has length 119 [2020-07-18 05:13:54,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:54,086 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 135 transitions. [2020-07-18 05:13:54,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-18 05:13:54,086 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 134 states and 135 transitions. [2020-07-18 05:13:54,236 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:54,236 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2020-07-18 05:13:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-07-18 05:13:54,238 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:54,238 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:54,239 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-18 05:13:54,239 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:54,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:54,239 INFO L82 PathProgramCache]: Analyzing trace with hash 977792571, now seen corresponding path program 9 times [2020-07-18 05:13:54,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:54,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1933442795] [2020-07-18 05:13:54,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:54,611 INFO L280 TraceCheckUtils]: 0: Hoare triple {6815#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {6782#true} is VALID [2020-07-18 05:13:54,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {6782#true} #valid := #valid[0 := 0]; {6782#true} is VALID [2020-07-18 05:13:54,612 INFO L280 TraceCheckUtils]: 2: Hoare triple {6782#true} assume 0 < #StackHeapBarrier; {6782#true} is VALID [2020-07-18 05:13:54,612 INFO L280 TraceCheckUtils]: 3: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-18 05:13:54,612 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6782#true} {6782#true} #92#return; {6782#true} is VALID [2020-07-18 05:13:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:54,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {6782#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {6782#true} is VALID [2020-07-18 05:13:54,618 INFO L280 TraceCheckUtils]: 1: Hoare triple {6782#true} ~b := #in~b; {6782#true} is VALID [2020-07-18 05:13:54,618 INFO L280 TraceCheckUtils]: 2: Hoare triple {6782#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {6782#true} is VALID [2020-07-18 05:13:54,618 INFO L280 TraceCheckUtils]: 3: Hoare triple {6782#true} #res := (if #t~mem0 == ~b then 1 else 0); {6782#true} is VALID [2020-07-18 05:13:54,618 INFO L280 TraceCheckUtils]: 4: Hoare triple {6782#true} havoc #t~mem0; {6782#true} is VALID [2020-07-18 05:13:54,619 INFO L280 TraceCheckUtils]: 5: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-18 05:13:54,619 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {6782#true} {6783#false} #96#return; {6783#false} is VALID [2020-07-18 05:13:54,620 INFO L263 TraceCheckUtils]: 0: Hoare triple {6782#true} call ULTIMATE.init(); {6815#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:54,621 INFO L280 TraceCheckUtils]: 1: Hoare triple {6815#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {6782#true} is VALID [2020-07-18 05:13:54,621 INFO L280 TraceCheckUtils]: 2: Hoare triple {6782#true} #valid := #valid[0 := 0]; {6782#true} is VALID [2020-07-18 05:13:54,621 INFO L280 TraceCheckUtils]: 3: Hoare triple {6782#true} assume 0 < #StackHeapBarrier; {6782#true} is VALID [2020-07-18 05:13:54,621 INFO L280 TraceCheckUtils]: 4: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-18 05:13:54,621 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {6782#true} {6782#true} #92#return; {6782#true} is VALID [2020-07-18 05:13:54,622 INFO L263 TraceCheckUtils]: 6: Hoare triple {6782#true} call #t~ret9 := main(); {6782#true} is VALID [2020-07-18 05:13:54,622 INFO L280 TraceCheckUtils]: 7: Hoare triple {6782#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {6782#true} is VALID [2020-07-18 05:13:54,622 INFO L280 TraceCheckUtils]: 8: Hoare triple {6782#true} havoc ~ad2~0.base, ~ad2~0.offset; {6782#true} is VALID [2020-07-18 05:13:54,622 INFO L280 TraceCheckUtils]: 9: Hoare triple {6782#true} havoc ~i~0; {6782#true} is VALID [2020-07-18 05:13:54,622 INFO L280 TraceCheckUtils]: 10: Hoare triple {6782#true} havoc ~j~0; {6782#true} is VALID [2020-07-18 05:13:54,622 INFO L280 TraceCheckUtils]: 11: Hoare triple {6782#true} havoc ~pa~0.base, ~pa~0.offset; {6782#true} is VALID [2020-07-18 05:13:54,624 INFO L280 TraceCheckUtils]: 12: Hoare triple {6782#true} ~j~0 := 0; {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,624 INFO L280 TraceCheckUtils]: 13: Hoare triple {6789#(= 0 main_~j~0)} assume !!(~j~0 < 20); {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,625 INFO L280 TraceCheckUtils]: 14: Hoare triple {6789#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,625 INFO L280 TraceCheckUtils]: 15: Hoare triple {6789#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,626 INFO L280 TraceCheckUtils]: 16: Hoare triple {6789#(= 0 main_~j~0)} havoc #t~nondet2; {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,626 INFO L280 TraceCheckUtils]: 17: Hoare triple {6789#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,627 INFO L280 TraceCheckUtils]: 18: Hoare triple {6789#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,627 INFO L280 TraceCheckUtils]: 19: Hoare triple {6789#(= 0 main_~j~0)} havoc #t~nondet3; {6789#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:54,628 INFO L280 TraceCheckUtils]: 20: Hoare triple {6789#(= 0 main_~j~0)} #t~post1 := ~j~0; {6790#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:54,628 INFO L280 TraceCheckUtils]: 21: Hoare triple {6790#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,629 INFO L280 TraceCheckUtils]: 22: Hoare triple {6791#(<= main_~j~0 1)} havoc #t~post1; {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,629 INFO L280 TraceCheckUtils]: 23: Hoare triple {6791#(<= main_~j~0 1)} assume !!(~j~0 < 20); {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,630 INFO L280 TraceCheckUtils]: 24: Hoare triple {6791#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,630 INFO L280 TraceCheckUtils]: 25: Hoare triple {6791#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,631 INFO L280 TraceCheckUtils]: 26: Hoare triple {6791#(<= main_~j~0 1)} havoc #t~nondet2; {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,632 INFO L280 TraceCheckUtils]: 27: Hoare triple {6791#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,633 INFO L280 TraceCheckUtils]: 28: Hoare triple {6791#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,633 INFO L280 TraceCheckUtils]: 29: Hoare triple {6791#(<= main_~j~0 1)} havoc #t~nondet3; {6791#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:54,634 INFO L280 TraceCheckUtils]: 30: Hoare triple {6791#(<= main_~j~0 1)} #t~post1 := ~j~0; {6792#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:54,634 INFO L280 TraceCheckUtils]: 31: Hoare triple {6792#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,635 INFO L280 TraceCheckUtils]: 32: Hoare triple {6793#(<= main_~j~0 2)} havoc #t~post1; {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,636 INFO L280 TraceCheckUtils]: 33: Hoare triple {6793#(<= main_~j~0 2)} assume !!(~j~0 < 20); {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,636 INFO L280 TraceCheckUtils]: 34: Hoare triple {6793#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,637 INFO L280 TraceCheckUtils]: 35: Hoare triple {6793#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,637 INFO L280 TraceCheckUtils]: 36: Hoare triple {6793#(<= main_~j~0 2)} havoc #t~nondet2; {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,638 INFO L280 TraceCheckUtils]: 37: Hoare triple {6793#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,638 INFO L280 TraceCheckUtils]: 38: Hoare triple {6793#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,639 INFO L280 TraceCheckUtils]: 39: Hoare triple {6793#(<= main_~j~0 2)} havoc #t~nondet3; {6793#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:54,639 INFO L280 TraceCheckUtils]: 40: Hoare triple {6793#(<= main_~j~0 2)} #t~post1 := ~j~0; {6794#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:54,640 INFO L280 TraceCheckUtils]: 41: Hoare triple {6794#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,641 INFO L280 TraceCheckUtils]: 42: Hoare triple {6795#(<= main_~j~0 3)} havoc #t~post1; {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,641 INFO L280 TraceCheckUtils]: 43: Hoare triple {6795#(<= main_~j~0 3)} assume !!(~j~0 < 20); {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,642 INFO L280 TraceCheckUtils]: 44: Hoare triple {6795#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,642 INFO L280 TraceCheckUtils]: 45: Hoare triple {6795#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,643 INFO L280 TraceCheckUtils]: 46: Hoare triple {6795#(<= main_~j~0 3)} havoc #t~nondet2; {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,643 INFO L280 TraceCheckUtils]: 47: Hoare triple {6795#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,644 INFO L280 TraceCheckUtils]: 48: Hoare triple {6795#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,644 INFO L280 TraceCheckUtils]: 49: Hoare triple {6795#(<= main_~j~0 3)} havoc #t~nondet3; {6795#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:54,645 INFO L280 TraceCheckUtils]: 50: Hoare triple {6795#(<= main_~j~0 3)} #t~post1 := ~j~0; {6796#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:13:54,646 INFO L280 TraceCheckUtils]: 51: Hoare triple {6796#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,647 INFO L280 TraceCheckUtils]: 52: Hoare triple {6797#(<= main_~j~0 4)} havoc #t~post1; {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,647 INFO L280 TraceCheckUtils]: 53: Hoare triple {6797#(<= main_~j~0 4)} assume !!(~j~0 < 20); {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,648 INFO L280 TraceCheckUtils]: 54: Hoare triple {6797#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,648 INFO L280 TraceCheckUtils]: 55: Hoare triple {6797#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,649 INFO L280 TraceCheckUtils]: 56: Hoare triple {6797#(<= main_~j~0 4)} havoc #t~nondet2; {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,649 INFO L280 TraceCheckUtils]: 57: Hoare triple {6797#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,650 INFO L280 TraceCheckUtils]: 58: Hoare triple {6797#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,650 INFO L280 TraceCheckUtils]: 59: Hoare triple {6797#(<= main_~j~0 4)} havoc #t~nondet3; {6797#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:54,651 INFO L280 TraceCheckUtils]: 60: Hoare triple {6797#(<= main_~j~0 4)} #t~post1 := ~j~0; {6798#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:13:54,652 INFO L280 TraceCheckUtils]: 61: Hoare triple {6798#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,653 INFO L280 TraceCheckUtils]: 62: Hoare triple {6799#(<= main_~j~0 5)} havoc #t~post1; {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,653 INFO L280 TraceCheckUtils]: 63: Hoare triple {6799#(<= main_~j~0 5)} assume !!(~j~0 < 20); {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,654 INFO L280 TraceCheckUtils]: 64: Hoare triple {6799#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,654 INFO L280 TraceCheckUtils]: 65: Hoare triple {6799#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,654 INFO L280 TraceCheckUtils]: 66: Hoare triple {6799#(<= main_~j~0 5)} havoc #t~nondet2; {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,655 INFO L280 TraceCheckUtils]: 67: Hoare triple {6799#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,655 INFO L280 TraceCheckUtils]: 68: Hoare triple {6799#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,656 INFO L280 TraceCheckUtils]: 69: Hoare triple {6799#(<= main_~j~0 5)} havoc #t~nondet3; {6799#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:54,656 INFO L280 TraceCheckUtils]: 70: Hoare triple {6799#(<= main_~j~0 5)} #t~post1 := ~j~0; {6800#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:13:54,657 INFO L280 TraceCheckUtils]: 71: Hoare triple {6800#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,658 INFO L280 TraceCheckUtils]: 72: Hoare triple {6801#(<= main_~j~0 6)} havoc #t~post1; {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,658 INFO L280 TraceCheckUtils]: 73: Hoare triple {6801#(<= main_~j~0 6)} assume !!(~j~0 < 20); {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,659 INFO L280 TraceCheckUtils]: 74: Hoare triple {6801#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,659 INFO L280 TraceCheckUtils]: 75: Hoare triple {6801#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,660 INFO L280 TraceCheckUtils]: 76: Hoare triple {6801#(<= main_~j~0 6)} havoc #t~nondet2; {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,660 INFO L280 TraceCheckUtils]: 77: Hoare triple {6801#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,661 INFO L280 TraceCheckUtils]: 78: Hoare triple {6801#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,662 INFO L280 TraceCheckUtils]: 79: Hoare triple {6801#(<= main_~j~0 6)} havoc #t~nondet3; {6801#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:54,662 INFO L280 TraceCheckUtils]: 80: Hoare triple {6801#(<= main_~j~0 6)} #t~post1 := ~j~0; {6802#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:13:54,663 INFO L280 TraceCheckUtils]: 81: Hoare triple {6802#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,664 INFO L280 TraceCheckUtils]: 82: Hoare triple {6803#(<= main_~j~0 7)} havoc #t~post1; {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,664 INFO L280 TraceCheckUtils]: 83: Hoare triple {6803#(<= main_~j~0 7)} assume !!(~j~0 < 20); {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,665 INFO L280 TraceCheckUtils]: 84: Hoare triple {6803#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,665 INFO L280 TraceCheckUtils]: 85: Hoare triple {6803#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,666 INFO L280 TraceCheckUtils]: 86: Hoare triple {6803#(<= main_~j~0 7)} havoc #t~nondet2; {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,666 INFO L280 TraceCheckUtils]: 87: Hoare triple {6803#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,667 INFO L280 TraceCheckUtils]: 88: Hoare triple {6803#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,667 INFO L280 TraceCheckUtils]: 89: Hoare triple {6803#(<= main_~j~0 7)} havoc #t~nondet3; {6803#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:54,668 INFO L280 TraceCheckUtils]: 90: Hoare triple {6803#(<= main_~j~0 7)} #t~post1 := ~j~0; {6804#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:13:54,669 INFO L280 TraceCheckUtils]: 91: Hoare triple {6804#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,669 INFO L280 TraceCheckUtils]: 92: Hoare triple {6805#(<= main_~j~0 8)} havoc #t~post1; {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,670 INFO L280 TraceCheckUtils]: 93: Hoare triple {6805#(<= main_~j~0 8)} assume !!(~j~0 < 20); {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,670 INFO L280 TraceCheckUtils]: 94: Hoare triple {6805#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,671 INFO L280 TraceCheckUtils]: 95: Hoare triple {6805#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,671 INFO L280 TraceCheckUtils]: 96: Hoare triple {6805#(<= main_~j~0 8)} havoc #t~nondet2; {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,672 INFO L280 TraceCheckUtils]: 97: Hoare triple {6805#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,672 INFO L280 TraceCheckUtils]: 98: Hoare triple {6805#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,673 INFO L280 TraceCheckUtils]: 99: Hoare triple {6805#(<= main_~j~0 8)} havoc #t~nondet3; {6805#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:54,673 INFO L280 TraceCheckUtils]: 100: Hoare triple {6805#(<= main_~j~0 8)} #t~post1 := ~j~0; {6806#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:13:54,674 INFO L280 TraceCheckUtils]: 101: Hoare triple {6806#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {6807#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:54,675 INFO L280 TraceCheckUtils]: 102: Hoare triple {6807#(<= main_~j~0 9)} havoc #t~post1; {6807#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:54,676 INFO L280 TraceCheckUtils]: 103: Hoare triple {6807#(<= main_~j~0 9)} assume !(~j~0 < 20); {6783#false} is VALID [2020-07-18 05:13:54,676 INFO L280 TraceCheckUtils]: 104: Hoare triple {6783#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {6783#false} is VALID [2020-07-18 05:13:54,676 INFO L280 TraceCheckUtils]: 105: Hoare triple {6783#false} ~i~0 := #t~nondet4; {6783#false} is VALID [2020-07-18 05:13:54,676 INFO L280 TraceCheckUtils]: 106: Hoare triple {6783#false} havoc #t~nondet4; {6783#false} is VALID [2020-07-18 05:13:54,676 INFO L280 TraceCheckUtils]: 107: Hoare triple {6783#false} assume ~i~0 >= 0 && ~i~0 < 10; {6783#false} is VALID [2020-07-18 05:13:54,677 INFO L280 TraceCheckUtils]: 108: Hoare triple {6783#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {6783#false} is VALID [2020-07-18 05:13:54,677 INFO L280 TraceCheckUtils]: 109: Hoare triple {6783#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {6783#false} is VALID [2020-07-18 05:13:54,677 INFO L280 TraceCheckUtils]: 110: Hoare triple {6783#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {6783#false} is VALID [2020-07-18 05:13:54,677 INFO L280 TraceCheckUtils]: 111: Hoare triple {6783#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {6783#false} is VALID [2020-07-18 05:13:54,677 INFO L280 TraceCheckUtils]: 112: Hoare triple {6783#false} ~i~0 := 10 + #t~mem5; {6783#false} is VALID [2020-07-18 05:13:54,678 INFO L280 TraceCheckUtils]: 113: Hoare triple {6783#false} havoc #t~mem5; {6783#false} is VALID [2020-07-18 05:13:54,678 INFO L280 TraceCheckUtils]: 114: Hoare triple {6783#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {6783#false} is VALID [2020-07-18 05:13:54,678 INFO L280 TraceCheckUtils]: 115: Hoare triple {6783#false} assume !(~i~0 < #t~mem6); {6783#false} is VALID [2020-07-18 05:13:54,678 INFO L280 TraceCheckUtils]: 116: Hoare triple {6783#false} havoc #t~mem6; {6783#false} is VALID [2020-07-18 05:13:54,678 INFO L263 TraceCheckUtils]: 117: Hoare triple {6783#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {6782#true} is VALID [2020-07-18 05:13:54,679 INFO L280 TraceCheckUtils]: 118: Hoare triple {6782#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {6782#true} is VALID [2020-07-18 05:13:54,679 INFO L280 TraceCheckUtils]: 119: Hoare triple {6782#true} ~b := #in~b; {6782#true} is VALID [2020-07-18 05:13:54,679 INFO L280 TraceCheckUtils]: 120: Hoare triple {6782#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {6782#true} is VALID [2020-07-18 05:13:54,679 INFO L280 TraceCheckUtils]: 121: Hoare triple {6782#true} #res := (if #t~mem0 == ~b then 1 else 0); {6782#true} is VALID [2020-07-18 05:13:54,679 INFO L280 TraceCheckUtils]: 122: Hoare triple {6782#true} havoc #t~mem0; {6782#true} is VALID [2020-07-18 05:13:54,679 INFO L280 TraceCheckUtils]: 123: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-18 05:13:54,680 INFO L275 TraceCheckUtils]: 124: Hoare quadruple {6782#true} {6783#false} #96#return; {6783#false} is VALID [2020-07-18 05:13:54,680 INFO L280 TraceCheckUtils]: 125: Hoare triple {6783#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {6783#false} is VALID [2020-07-18 05:13:54,680 INFO L280 TraceCheckUtils]: 126: Hoare triple {6783#false} assume 0 == #t~ret8; {6783#false} is VALID [2020-07-18 05:13:54,680 INFO L280 TraceCheckUtils]: 127: Hoare triple {6783#false} havoc #t~ret8; {6783#false} is VALID [2020-07-18 05:13:54,680 INFO L280 TraceCheckUtils]: 128: Hoare triple {6783#false} assume !false; {6783#false} is VALID [2020-07-18 05:13:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:54,697 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1933442795] [2020-07-18 05:13:54,697 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:54,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-07-18 05:13:54,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958373018] [2020-07-18 05:13:54,698 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 129 [2020-07-18 05:13:54,698 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:54,698 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states. [2020-07-18 05:13:54,824 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 129 edges. 129 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:54,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-18 05:13:54,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:54,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-18 05:13:54,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=340, Unknown=0, NotChecked=0, Total=462 [2020-07-18 05:13:54,826 INFO L87 Difference]: Start difference. First operand 134 states and 135 transitions. Second operand 22 states. [2020-07-18 05:13:56,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:56,349 INFO L93 Difference]: Finished difference Result 182 states and 184 transitions. [2020-07-18 05:13:56,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-18 05:13:56,349 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 129 [2020-07-18 05:13:56,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-18 05:13:56,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 184 transitions. [2020-07-18 05:13:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-18 05:13:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 184 transitions. [2020-07-18 05:13:56,355 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 184 transitions. [2020-07-18 05:13:56,535 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 184 edges. 184 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:56,538 INFO L225 Difference]: With dead ends: 182 [2020-07-18 05:13:56,538 INFO L226 Difference]: Without dead ends: 152 [2020-07-18 05:13:56,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=500, Invalid=1060, Unknown=0, NotChecked=0, Total=1560 [2020-07-18 05:13:56,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-07-18 05:13:56,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 144. [2020-07-18 05:13:56,645 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:56,645 INFO L82 GeneralOperation]: Start isEquivalent. First operand 152 states. Second operand 144 states. [2020-07-18 05:13:56,645 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 144 states. [2020-07-18 05:13:56,646 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 144 states. [2020-07-18 05:13:56,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:56,649 INFO L93 Difference]: Finished difference Result 152 states and 153 transitions. [2020-07-18 05:13:56,650 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2020-07-18 05:13:56,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:56,650 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:56,651 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 152 states. [2020-07-18 05:13:56,651 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 152 states. [2020-07-18 05:13:56,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:56,654 INFO L93 Difference]: Finished difference Result 152 states and 153 transitions. [2020-07-18 05:13:56,655 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2020-07-18 05:13:56,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:56,655 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:56,656 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:56,656 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:56,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-07-18 05:13:56,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 145 transitions. [2020-07-18 05:13:56,659 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 145 transitions. Word has length 129 [2020-07-18 05:13:56,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:56,659 INFO L479 AbstractCegarLoop]: Abstraction has 144 states and 145 transitions. [2020-07-18 05:13:56,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-18 05:13:56,660 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 144 states and 145 transitions. [2020-07-18 05:13:56,800 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:56,801 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 145 transitions. [2020-07-18 05:13:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-07-18 05:13:56,803 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:56,803 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:56,804 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-18 05:13:56,804 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:56,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:56,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1234849, now seen corresponding path program 10 times [2020-07-18 05:13:56,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:56,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752959183] [2020-07-18 05:13:56,806 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:57,209 INFO L280 TraceCheckUtils]: 0: Hoare triple {7845#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {7810#true} is VALID [2020-07-18 05:13:57,210 INFO L280 TraceCheckUtils]: 1: Hoare triple {7810#true} #valid := #valid[0 := 0]; {7810#true} is VALID [2020-07-18 05:13:57,210 INFO L280 TraceCheckUtils]: 2: Hoare triple {7810#true} assume 0 < #StackHeapBarrier; {7810#true} is VALID [2020-07-18 05:13:57,210 INFO L280 TraceCheckUtils]: 3: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-18 05:13:57,210 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {7810#true} {7810#true} #92#return; {7810#true} is VALID [2020-07-18 05:13:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:13:57,215 INFO L280 TraceCheckUtils]: 0: Hoare triple {7810#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {7810#true} is VALID [2020-07-18 05:13:57,215 INFO L280 TraceCheckUtils]: 1: Hoare triple {7810#true} ~b := #in~b; {7810#true} is VALID [2020-07-18 05:13:57,216 INFO L280 TraceCheckUtils]: 2: Hoare triple {7810#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {7810#true} is VALID [2020-07-18 05:13:57,216 INFO L280 TraceCheckUtils]: 3: Hoare triple {7810#true} #res := (if #t~mem0 == ~b then 1 else 0); {7810#true} is VALID [2020-07-18 05:13:57,216 INFO L280 TraceCheckUtils]: 4: Hoare triple {7810#true} havoc #t~mem0; {7810#true} is VALID [2020-07-18 05:13:57,216 INFO L280 TraceCheckUtils]: 5: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-18 05:13:57,216 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {7810#true} {7811#false} #96#return; {7811#false} is VALID [2020-07-18 05:13:57,217 INFO L263 TraceCheckUtils]: 0: Hoare triple {7810#true} call ULTIMATE.init(); {7845#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:13:57,217 INFO L280 TraceCheckUtils]: 1: Hoare triple {7845#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {7810#true} is VALID [2020-07-18 05:13:57,218 INFO L280 TraceCheckUtils]: 2: Hoare triple {7810#true} #valid := #valid[0 := 0]; {7810#true} is VALID [2020-07-18 05:13:57,218 INFO L280 TraceCheckUtils]: 3: Hoare triple {7810#true} assume 0 < #StackHeapBarrier; {7810#true} is VALID [2020-07-18 05:13:57,218 INFO L280 TraceCheckUtils]: 4: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-18 05:13:57,218 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {7810#true} {7810#true} #92#return; {7810#true} is VALID [2020-07-18 05:13:57,218 INFO L263 TraceCheckUtils]: 6: Hoare triple {7810#true} call #t~ret9 := main(); {7810#true} is VALID [2020-07-18 05:13:57,219 INFO L280 TraceCheckUtils]: 7: Hoare triple {7810#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {7810#true} is VALID [2020-07-18 05:13:57,219 INFO L280 TraceCheckUtils]: 8: Hoare triple {7810#true} havoc ~ad2~0.base, ~ad2~0.offset; {7810#true} is VALID [2020-07-18 05:13:57,219 INFO L280 TraceCheckUtils]: 9: Hoare triple {7810#true} havoc ~i~0; {7810#true} is VALID [2020-07-18 05:13:57,219 INFO L280 TraceCheckUtils]: 10: Hoare triple {7810#true} havoc ~j~0; {7810#true} is VALID [2020-07-18 05:13:57,219 INFO L280 TraceCheckUtils]: 11: Hoare triple {7810#true} havoc ~pa~0.base, ~pa~0.offset; {7810#true} is VALID [2020-07-18 05:13:57,220 INFO L280 TraceCheckUtils]: 12: Hoare triple {7810#true} ~j~0 := 0; {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,221 INFO L280 TraceCheckUtils]: 13: Hoare triple {7817#(= 0 main_~j~0)} assume !!(~j~0 < 20); {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,221 INFO L280 TraceCheckUtils]: 14: Hoare triple {7817#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,222 INFO L280 TraceCheckUtils]: 15: Hoare triple {7817#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,222 INFO L280 TraceCheckUtils]: 16: Hoare triple {7817#(= 0 main_~j~0)} havoc #t~nondet2; {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,223 INFO L280 TraceCheckUtils]: 17: Hoare triple {7817#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,223 INFO L280 TraceCheckUtils]: 18: Hoare triple {7817#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,224 INFO L280 TraceCheckUtils]: 19: Hoare triple {7817#(= 0 main_~j~0)} havoc #t~nondet3; {7817#(= 0 main_~j~0)} is VALID [2020-07-18 05:13:57,224 INFO L280 TraceCheckUtils]: 20: Hoare triple {7817#(= 0 main_~j~0)} #t~post1 := ~j~0; {7818#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:13:57,225 INFO L280 TraceCheckUtils]: 21: Hoare triple {7818#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,225 INFO L280 TraceCheckUtils]: 22: Hoare triple {7819#(<= main_~j~0 1)} havoc #t~post1; {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,226 INFO L280 TraceCheckUtils]: 23: Hoare triple {7819#(<= main_~j~0 1)} assume !!(~j~0 < 20); {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,226 INFO L280 TraceCheckUtils]: 24: Hoare triple {7819#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,227 INFO L280 TraceCheckUtils]: 25: Hoare triple {7819#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,227 INFO L280 TraceCheckUtils]: 26: Hoare triple {7819#(<= main_~j~0 1)} havoc #t~nondet2; {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,227 INFO L280 TraceCheckUtils]: 27: Hoare triple {7819#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,228 INFO L280 TraceCheckUtils]: 28: Hoare triple {7819#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,228 INFO L280 TraceCheckUtils]: 29: Hoare triple {7819#(<= main_~j~0 1)} havoc #t~nondet3; {7819#(<= main_~j~0 1)} is VALID [2020-07-18 05:13:57,228 INFO L280 TraceCheckUtils]: 30: Hoare triple {7819#(<= main_~j~0 1)} #t~post1 := ~j~0; {7820#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:13:57,229 INFO L280 TraceCheckUtils]: 31: Hoare triple {7820#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,229 INFO L280 TraceCheckUtils]: 32: Hoare triple {7821#(<= main_~j~0 2)} havoc #t~post1; {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,230 INFO L280 TraceCheckUtils]: 33: Hoare triple {7821#(<= main_~j~0 2)} assume !!(~j~0 < 20); {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,230 INFO L280 TraceCheckUtils]: 34: Hoare triple {7821#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,231 INFO L280 TraceCheckUtils]: 35: Hoare triple {7821#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,231 INFO L280 TraceCheckUtils]: 36: Hoare triple {7821#(<= main_~j~0 2)} havoc #t~nondet2; {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,231 INFO L280 TraceCheckUtils]: 37: Hoare triple {7821#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,232 INFO L280 TraceCheckUtils]: 38: Hoare triple {7821#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,232 INFO L280 TraceCheckUtils]: 39: Hoare triple {7821#(<= main_~j~0 2)} havoc #t~nondet3; {7821#(<= main_~j~0 2)} is VALID [2020-07-18 05:13:57,232 INFO L280 TraceCheckUtils]: 40: Hoare triple {7821#(<= main_~j~0 2)} #t~post1 := ~j~0; {7822#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:13:57,233 INFO L280 TraceCheckUtils]: 41: Hoare triple {7822#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,233 INFO L280 TraceCheckUtils]: 42: Hoare triple {7823#(<= main_~j~0 3)} havoc #t~post1; {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,234 INFO L280 TraceCheckUtils]: 43: Hoare triple {7823#(<= main_~j~0 3)} assume !!(~j~0 < 20); {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,234 INFO L280 TraceCheckUtils]: 44: Hoare triple {7823#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,234 INFO L280 TraceCheckUtils]: 45: Hoare triple {7823#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,235 INFO L280 TraceCheckUtils]: 46: Hoare triple {7823#(<= main_~j~0 3)} havoc #t~nondet2; {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,235 INFO L280 TraceCheckUtils]: 47: Hoare triple {7823#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,236 INFO L280 TraceCheckUtils]: 48: Hoare triple {7823#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,236 INFO L280 TraceCheckUtils]: 49: Hoare triple {7823#(<= main_~j~0 3)} havoc #t~nondet3; {7823#(<= main_~j~0 3)} is VALID [2020-07-18 05:13:57,236 INFO L280 TraceCheckUtils]: 50: Hoare triple {7823#(<= main_~j~0 3)} #t~post1 := ~j~0; {7824#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:13:57,237 INFO L280 TraceCheckUtils]: 51: Hoare triple {7824#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,237 INFO L280 TraceCheckUtils]: 52: Hoare triple {7825#(<= main_~j~0 4)} havoc #t~post1; {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,238 INFO L280 TraceCheckUtils]: 53: Hoare triple {7825#(<= main_~j~0 4)} assume !!(~j~0 < 20); {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,238 INFO L280 TraceCheckUtils]: 54: Hoare triple {7825#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,238 INFO L280 TraceCheckUtils]: 55: Hoare triple {7825#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,239 INFO L280 TraceCheckUtils]: 56: Hoare triple {7825#(<= main_~j~0 4)} havoc #t~nondet2; {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,239 INFO L280 TraceCheckUtils]: 57: Hoare triple {7825#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,240 INFO L280 TraceCheckUtils]: 58: Hoare triple {7825#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,240 INFO L280 TraceCheckUtils]: 59: Hoare triple {7825#(<= main_~j~0 4)} havoc #t~nondet3; {7825#(<= main_~j~0 4)} is VALID [2020-07-18 05:13:57,240 INFO L280 TraceCheckUtils]: 60: Hoare triple {7825#(<= main_~j~0 4)} #t~post1 := ~j~0; {7826#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:13:57,241 INFO L280 TraceCheckUtils]: 61: Hoare triple {7826#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,241 INFO L280 TraceCheckUtils]: 62: Hoare triple {7827#(<= main_~j~0 5)} havoc #t~post1; {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,242 INFO L280 TraceCheckUtils]: 63: Hoare triple {7827#(<= main_~j~0 5)} assume !!(~j~0 < 20); {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,242 INFO L280 TraceCheckUtils]: 64: Hoare triple {7827#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,242 INFO L280 TraceCheckUtils]: 65: Hoare triple {7827#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,243 INFO L280 TraceCheckUtils]: 66: Hoare triple {7827#(<= main_~j~0 5)} havoc #t~nondet2; {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,243 INFO L280 TraceCheckUtils]: 67: Hoare triple {7827#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,243 INFO L280 TraceCheckUtils]: 68: Hoare triple {7827#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,244 INFO L280 TraceCheckUtils]: 69: Hoare triple {7827#(<= main_~j~0 5)} havoc #t~nondet3; {7827#(<= main_~j~0 5)} is VALID [2020-07-18 05:13:57,244 INFO L280 TraceCheckUtils]: 70: Hoare triple {7827#(<= main_~j~0 5)} #t~post1 := ~j~0; {7828#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:13:57,245 INFO L280 TraceCheckUtils]: 71: Hoare triple {7828#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,245 INFO L280 TraceCheckUtils]: 72: Hoare triple {7829#(<= main_~j~0 6)} havoc #t~post1; {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,245 INFO L280 TraceCheckUtils]: 73: Hoare triple {7829#(<= main_~j~0 6)} assume !!(~j~0 < 20); {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,246 INFO L280 TraceCheckUtils]: 74: Hoare triple {7829#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,246 INFO L280 TraceCheckUtils]: 75: Hoare triple {7829#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,246 INFO L280 TraceCheckUtils]: 76: Hoare triple {7829#(<= main_~j~0 6)} havoc #t~nondet2; {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,247 INFO L280 TraceCheckUtils]: 77: Hoare triple {7829#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,247 INFO L280 TraceCheckUtils]: 78: Hoare triple {7829#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,248 INFO L280 TraceCheckUtils]: 79: Hoare triple {7829#(<= main_~j~0 6)} havoc #t~nondet3; {7829#(<= main_~j~0 6)} is VALID [2020-07-18 05:13:57,248 INFO L280 TraceCheckUtils]: 80: Hoare triple {7829#(<= main_~j~0 6)} #t~post1 := ~j~0; {7830#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:13:57,249 INFO L280 TraceCheckUtils]: 81: Hoare triple {7830#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,249 INFO L280 TraceCheckUtils]: 82: Hoare triple {7831#(<= main_~j~0 7)} havoc #t~post1; {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,249 INFO L280 TraceCheckUtils]: 83: Hoare triple {7831#(<= main_~j~0 7)} assume !!(~j~0 < 20); {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,250 INFO L280 TraceCheckUtils]: 84: Hoare triple {7831#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,250 INFO L280 TraceCheckUtils]: 85: Hoare triple {7831#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,250 INFO L280 TraceCheckUtils]: 86: Hoare triple {7831#(<= main_~j~0 7)} havoc #t~nondet2; {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,251 INFO L280 TraceCheckUtils]: 87: Hoare triple {7831#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,251 INFO L280 TraceCheckUtils]: 88: Hoare triple {7831#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,252 INFO L280 TraceCheckUtils]: 89: Hoare triple {7831#(<= main_~j~0 7)} havoc #t~nondet3; {7831#(<= main_~j~0 7)} is VALID [2020-07-18 05:13:57,252 INFO L280 TraceCheckUtils]: 90: Hoare triple {7831#(<= main_~j~0 7)} #t~post1 := ~j~0; {7832#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:13:57,253 INFO L280 TraceCheckUtils]: 91: Hoare triple {7832#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,253 INFO L280 TraceCheckUtils]: 92: Hoare triple {7833#(<= main_~j~0 8)} havoc #t~post1; {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,253 INFO L280 TraceCheckUtils]: 93: Hoare triple {7833#(<= main_~j~0 8)} assume !!(~j~0 < 20); {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,254 INFO L280 TraceCheckUtils]: 94: Hoare triple {7833#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,255 INFO L280 TraceCheckUtils]: 95: Hoare triple {7833#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,255 INFO L280 TraceCheckUtils]: 96: Hoare triple {7833#(<= main_~j~0 8)} havoc #t~nondet2; {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,255 INFO L280 TraceCheckUtils]: 97: Hoare triple {7833#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,256 INFO L280 TraceCheckUtils]: 98: Hoare triple {7833#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,256 INFO L280 TraceCheckUtils]: 99: Hoare triple {7833#(<= main_~j~0 8)} havoc #t~nondet3; {7833#(<= main_~j~0 8)} is VALID [2020-07-18 05:13:57,257 INFO L280 TraceCheckUtils]: 100: Hoare triple {7833#(<= main_~j~0 8)} #t~post1 := ~j~0; {7834#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:13:57,258 INFO L280 TraceCheckUtils]: 101: Hoare triple {7834#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,259 INFO L280 TraceCheckUtils]: 102: Hoare triple {7835#(<= main_~j~0 9)} havoc #t~post1; {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,259 INFO L280 TraceCheckUtils]: 103: Hoare triple {7835#(<= main_~j~0 9)} assume !!(~j~0 < 20); {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,260 INFO L280 TraceCheckUtils]: 104: Hoare triple {7835#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,260 INFO L280 TraceCheckUtils]: 105: Hoare triple {7835#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,261 INFO L280 TraceCheckUtils]: 106: Hoare triple {7835#(<= main_~j~0 9)} havoc #t~nondet2; {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,261 INFO L280 TraceCheckUtils]: 107: Hoare triple {7835#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,262 INFO L280 TraceCheckUtils]: 108: Hoare triple {7835#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,262 INFO L280 TraceCheckUtils]: 109: Hoare triple {7835#(<= main_~j~0 9)} havoc #t~nondet3; {7835#(<= main_~j~0 9)} is VALID [2020-07-18 05:13:57,263 INFO L280 TraceCheckUtils]: 110: Hoare triple {7835#(<= main_~j~0 9)} #t~post1 := ~j~0; {7836#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:13:57,263 INFO L280 TraceCheckUtils]: 111: Hoare triple {7836#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {7837#(<= main_~j~0 10)} is VALID [2020-07-18 05:13:57,264 INFO L280 TraceCheckUtils]: 112: Hoare triple {7837#(<= main_~j~0 10)} havoc #t~post1; {7837#(<= main_~j~0 10)} is VALID [2020-07-18 05:13:57,264 INFO L280 TraceCheckUtils]: 113: Hoare triple {7837#(<= main_~j~0 10)} assume !(~j~0 < 20); {7811#false} is VALID [2020-07-18 05:13:57,264 INFO L280 TraceCheckUtils]: 114: Hoare triple {7811#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {7811#false} is VALID [2020-07-18 05:13:57,264 INFO L280 TraceCheckUtils]: 115: Hoare triple {7811#false} ~i~0 := #t~nondet4; {7811#false} is VALID [2020-07-18 05:13:57,265 INFO L280 TraceCheckUtils]: 116: Hoare triple {7811#false} havoc #t~nondet4; {7811#false} is VALID [2020-07-18 05:13:57,265 INFO L280 TraceCheckUtils]: 117: Hoare triple {7811#false} assume ~i~0 >= 0 && ~i~0 < 10; {7811#false} is VALID [2020-07-18 05:13:57,265 INFO L280 TraceCheckUtils]: 118: Hoare triple {7811#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {7811#false} is VALID [2020-07-18 05:13:57,265 INFO L280 TraceCheckUtils]: 119: Hoare triple {7811#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {7811#false} is VALID [2020-07-18 05:13:57,265 INFO L280 TraceCheckUtils]: 120: Hoare triple {7811#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {7811#false} is VALID [2020-07-18 05:13:57,265 INFO L280 TraceCheckUtils]: 121: Hoare triple {7811#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {7811#false} is VALID [2020-07-18 05:13:57,266 INFO L280 TraceCheckUtils]: 122: Hoare triple {7811#false} ~i~0 := 10 + #t~mem5; {7811#false} is VALID [2020-07-18 05:13:57,266 INFO L280 TraceCheckUtils]: 123: Hoare triple {7811#false} havoc #t~mem5; {7811#false} is VALID [2020-07-18 05:13:57,266 INFO L280 TraceCheckUtils]: 124: Hoare triple {7811#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {7811#false} is VALID [2020-07-18 05:13:57,266 INFO L280 TraceCheckUtils]: 125: Hoare triple {7811#false} assume !(~i~0 < #t~mem6); {7811#false} is VALID [2020-07-18 05:13:57,266 INFO L280 TraceCheckUtils]: 126: Hoare triple {7811#false} havoc #t~mem6; {7811#false} is VALID [2020-07-18 05:13:57,266 INFO L263 TraceCheckUtils]: 127: Hoare triple {7811#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {7810#true} is VALID [2020-07-18 05:13:57,267 INFO L280 TraceCheckUtils]: 128: Hoare triple {7810#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {7810#true} is VALID [2020-07-18 05:13:57,267 INFO L280 TraceCheckUtils]: 129: Hoare triple {7810#true} ~b := #in~b; {7810#true} is VALID [2020-07-18 05:13:57,267 INFO L280 TraceCheckUtils]: 130: Hoare triple {7810#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {7810#true} is VALID [2020-07-18 05:13:57,267 INFO L280 TraceCheckUtils]: 131: Hoare triple {7810#true} #res := (if #t~mem0 == ~b then 1 else 0); {7810#true} is VALID [2020-07-18 05:13:57,267 INFO L280 TraceCheckUtils]: 132: Hoare triple {7810#true} havoc #t~mem0; {7810#true} is VALID [2020-07-18 05:13:57,267 INFO L280 TraceCheckUtils]: 133: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-18 05:13:57,267 INFO L275 TraceCheckUtils]: 134: Hoare quadruple {7810#true} {7811#false} #96#return; {7811#false} is VALID [2020-07-18 05:13:57,267 INFO L280 TraceCheckUtils]: 135: Hoare triple {7811#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {7811#false} is VALID [2020-07-18 05:13:57,268 INFO L280 TraceCheckUtils]: 136: Hoare triple {7811#false} assume 0 == #t~ret8; {7811#false} is VALID [2020-07-18 05:13:57,268 INFO L280 TraceCheckUtils]: 137: Hoare triple {7811#false} havoc #t~ret8; {7811#false} is VALID [2020-07-18 05:13:57,268 INFO L280 TraceCheckUtils]: 138: Hoare triple {7811#false} assume !false; {7811#false} is VALID [2020-07-18 05:13:57,282 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:13:57,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752959183] [2020-07-18 05:13:57,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:13:57,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-07-18 05:13:57,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848190984] [2020-07-18 05:13:57,284 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 139 [2020-07-18 05:13:57,284 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:13:57,284 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2020-07-18 05:13:57,437 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:57,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-18 05:13:57,438 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:13:57,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-18 05:13:57,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2020-07-18 05:13:57,439 INFO L87 Difference]: Start difference. First operand 144 states and 145 transitions. Second operand 24 states. [2020-07-18 05:13:59,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:59,137 INFO L93 Difference]: Finished difference Result 192 states and 194 transitions. [2020-07-18 05:13:59,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-07-18 05:13:59,138 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 139 [2020-07-18 05:13:59,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:13:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-18 05:13:59,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 194 transitions. [2020-07-18 05:13:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-18 05:13:59,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 194 transitions. [2020-07-18 05:13:59,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states and 194 transitions. [2020-07-18 05:13:59,359 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 194 edges. 194 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:59,363 INFO L225 Difference]: With dead ends: 192 [2020-07-18 05:13:59,363 INFO L226 Difference]: Without dead ends: 162 [2020-07-18 05:13:59,365 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=605, Invalid=1287, Unknown=0, NotChecked=0, Total=1892 [2020-07-18 05:13:59,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-07-18 05:13:59,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 154. [2020-07-18 05:13:59,508 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:13:59,508 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand 154 states. [2020-07-18 05:13:59,508 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand 154 states. [2020-07-18 05:13:59,509 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 154 states. [2020-07-18 05:13:59,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:59,512 INFO L93 Difference]: Finished difference Result 162 states and 163 transitions. [2020-07-18 05:13:59,512 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 163 transitions. [2020-07-18 05:13:59,513 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:59,513 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:59,513 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand 162 states. [2020-07-18 05:13:59,513 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 162 states. [2020-07-18 05:13:59,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:13:59,517 INFO L93 Difference]: Finished difference Result 162 states and 163 transitions. [2020-07-18 05:13:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 163 transitions. [2020-07-18 05:13:59,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:13:59,517 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:13:59,518 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:13:59,518 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:13:59,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-07-18 05:13:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 155 transitions. [2020-07-18 05:13:59,521 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 155 transitions. Word has length 139 [2020-07-18 05:13:59,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:13:59,521 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 155 transitions. [2020-07-18 05:13:59,521 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-18 05:13:59,521 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 154 states and 155 transitions. [2020-07-18 05:13:59,678 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:13:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 155 transitions. [2020-07-18 05:13:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-18 05:13:59,680 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:13:59,680 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:13:59,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-07-18 05:13:59,680 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:13:59,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:13:59,681 INFO L82 PathProgramCache]: Analyzing trace with hash 187545991, now seen corresponding path program 11 times [2020-07-18 05:13:59,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:13:59,681 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769546562] [2020-07-18 05:13:59,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:13:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:00,164 INFO L280 TraceCheckUtils]: 0: Hoare triple {8941#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {8904#true} is VALID [2020-07-18 05:14:00,164 INFO L280 TraceCheckUtils]: 1: Hoare triple {8904#true} #valid := #valid[0 := 0]; {8904#true} is VALID [2020-07-18 05:14:00,164 INFO L280 TraceCheckUtils]: 2: Hoare triple {8904#true} assume 0 < #StackHeapBarrier; {8904#true} is VALID [2020-07-18 05:14:00,164 INFO L280 TraceCheckUtils]: 3: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-18 05:14:00,165 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8904#true} {8904#true} #92#return; {8904#true} is VALID [2020-07-18 05:14:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:00,169 INFO L280 TraceCheckUtils]: 0: Hoare triple {8904#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {8904#true} is VALID [2020-07-18 05:14:00,169 INFO L280 TraceCheckUtils]: 1: Hoare triple {8904#true} ~b := #in~b; {8904#true} is VALID [2020-07-18 05:14:00,170 INFO L280 TraceCheckUtils]: 2: Hoare triple {8904#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {8904#true} is VALID [2020-07-18 05:14:00,170 INFO L280 TraceCheckUtils]: 3: Hoare triple {8904#true} #res := (if #t~mem0 == ~b then 1 else 0); {8904#true} is VALID [2020-07-18 05:14:00,170 INFO L280 TraceCheckUtils]: 4: Hoare triple {8904#true} havoc #t~mem0; {8904#true} is VALID [2020-07-18 05:14:00,170 INFO L280 TraceCheckUtils]: 5: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-18 05:14:00,170 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {8904#true} {8905#false} #96#return; {8905#false} is VALID [2020-07-18 05:14:00,171 INFO L263 TraceCheckUtils]: 0: Hoare triple {8904#true} call ULTIMATE.init(); {8941#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:00,172 INFO L280 TraceCheckUtils]: 1: Hoare triple {8941#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {8904#true} is VALID [2020-07-18 05:14:00,172 INFO L280 TraceCheckUtils]: 2: Hoare triple {8904#true} #valid := #valid[0 := 0]; {8904#true} is VALID [2020-07-18 05:14:00,172 INFO L280 TraceCheckUtils]: 3: Hoare triple {8904#true} assume 0 < #StackHeapBarrier; {8904#true} is VALID [2020-07-18 05:14:00,172 INFO L280 TraceCheckUtils]: 4: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-18 05:14:00,172 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {8904#true} {8904#true} #92#return; {8904#true} is VALID [2020-07-18 05:14:00,173 INFO L263 TraceCheckUtils]: 6: Hoare triple {8904#true} call #t~ret9 := main(); {8904#true} is VALID [2020-07-18 05:14:00,173 INFO L280 TraceCheckUtils]: 7: Hoare triple {8904#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {8904#true} is VALID [2020-07-18 05:14:00,173 INFO L280 TraceCheckUtils]: 8: Hoare triple {8904#true} havoc ~ad2~0.base, ~ad2~0.offset; {8904#true} is VALID [2020-07-18 05:14:00,173 INFO L280 TraceCheckUtils]: 9: Hoare triple {8904#true} havoc ~i~0; {8904#true} is VALID [2020-07-18 05:14:00,173 INFO L280 TraceCheckUtils]: 10: Hoare triple {8904#true} havoc ~j~0; {8904#true} is VALID [2020-07-18 05:14:00,174 INFO L280 TraceCheckUtils]: 11: Hoare triple {8904#true} havoc ~pa~0.base, ~pa~0.offset; {8904#true} is VALID [2020-07-18 05:14:00,174 INFO L280 TraceCheckUtils]: 12: Hoare triple {8904#true} ~j~0 := 0; {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,175 INFO L280 TraceCheckUtils]: 13: Hoare triple {8911#(= 0 main_~j~0)} assume !!(~j~0 < 20); {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,176 INFO L280 TraceCheckUtils]: 14: Hoare triple {8911#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,176 INFO L280 TraceCheckUtils]: 15: Hoare triple {8911#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,177 INFO L280 TraceCheckUtils]: 16: Hoare triple {8911#(= 0 main_~j~0)} havoc #t~nondet2; {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,177 INFO L280 TraceCheckUtils]: 17: Hoare triple {8911#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,178 INFO L280 TraceCheckUtils]: 18: Hoare triple {8911#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,178 INFO L280 TraceCheckUtils]: 19: Hoare triple {8911#(= 0 main_~j~0)} havoc #t~nondet3; {8911#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:00,179 INFO L280 TraceCheckUtils]: 20: Hoare triple {8911#(= 0 main_~j~0)} #t~post1 := ~j~0; {8912#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:00,180 INFO L280 TraceCheckUtils]: 21: Hoare triple {8912#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,180 INFO L280 TraceCheckUtils]: 22: Hoare triple {8913#(<= main_~j~0 1)} havoc #t~post1; {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,181 INFO L280 TraceCheckUtils]: 23: Hoare triple {8913#(<= main_~j~0 1)} assume !!(~j~0 < 20); {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,181 INFO L280 TraceCheckUtils]: 24: Hoare triple {8913#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,182 INFO L280 TraceCheckUtils]: 25: Hoare triple {8913#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,182 INFO L280 TraceCheckUtils]: 26: Hoare triple {8913#(<= main_~j~0 1)} havoc #t~nondet2; {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,183 INFO L280 TraceCheckUtils]: 27: Hoare triple {8913#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,183 INFO L280 TraceCheckUtils]: 28: Hoare triple {8913#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,184 INFO L280 TraceCheckUtils]: 29: Hoare triple {8913#(<= main_~j~0 1)} havoc #t~nondet3; {8913#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:00,184 INFO L280 TraceCheckUtils]: 30: Hoare triple {8913#(<= main_~j~0 1)} #t~post1 := ~j~0; {8914#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:00,185 INFO L280 TraceCheckUtils]: 31: Hoare triple {8914#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,186 INFO L280 TraceCheckUtils]: 32: Hoare triple {8915#(<= main_~j~0 2)} havoc #t~post1; {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,186 INFO L280 TraceCheckUtils]: 33: Hoare triple {8915#(<= main_~j~0 2)} assume !!(~j~0 < 20); {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,187 INFO L280 TraceCheckUtils]: 34: Hoare triple {8915#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,188 INFO L280 TraceCheckUtils]: 35: Hoare triple {8915#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,188 INFO L280 TraceCheckUtils]: 36: Hoare triple {8915#(<= main_~j~0 2)} havoc #t~nondet2; {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,189 INFO L280 TraceCheckUtils]: 37: Hoare triple {8915#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,189 INFO L280 TraceCheckUtils]: 38: Hoare triple {8915#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,190 INFO L280 TraceCheckUtils]: 39: Hoare triple {8915#(<= main_~j~0 2)} havoc #t~nondet3; {8915#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:00,190 INFO L280 TraceCheckUtils]: 40: Hoare triple {8915#(<= main_~j~0 2)} #t~post1 := ~j~0; {8916#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:00,191 INFO L280 TraceCheckUtils]: 41: Hoare triple {8916#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,192 INFO L280 TraceCheckUtils]: 42: Hoare triple {8917#(<= main_~j~0 3)} havoc #t~post1; {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,192 INFO L280 TraceCheckUtils]: 43: Hoare triple {8917#(<= main_~j~0 3)} assume !!(~j~0 < 20); {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,193 INFO L280 TraceCheckUtils]: 44: Hoare triple {8917#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,193 INFO L280 TraceCheckUtils]: 45: Hoare triple {8917#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,194 INFO L280 TraceCheckUtils]: 46: Hoare triple {8917#(<= main_~j~0 3)} havoc #t~nondet2; {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,195 INFO L280 TraceCheckUtils]: 47: Hoare triple {8917#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,195 INFO L280 TraceCheckUtils]: 48: Hoare triple {8917#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,196 INFO L280 TraceCheckUtils]: 49: Hoare triple {8917#(<= main_~j~0 3)} havoc #t~nondet3; {8917#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:00,196 INFO L280 TraceCheckUtils]: 50: Hoare triple {8917#(<= main_~j~0 3)} #t~post1 := ~j~0; {8918#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:00,197 INFO L280 TraceCheckUtils]: 51: Hoare triple {8918#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,198 INFO L280 TraceCheckUtils]: 52: Hoare triple {8919#(<= main_~j~0 4)} havoc #t~post1; {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,198 INFO L280 TraceCheckUtils]: 53: Hoare triple {8919#(<= main_~j~0 4)} assume !!(~j~0 < 20); {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,199 INFO L280 TraceCheckUtils]: 54: Hoare triple {8919#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,199 INFO L280 TraceCheckUtils]: 55: Hoare triple {8919#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,200 INFO L280 TraceCheckUtils]: 56: Hoare triple {8919#(<= main_~j~0 4)} havoc #t~nondet2; {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,200 INFO L280 TraceCheckUtils]: 57: Hoare triple {8919#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,201 INFO L280 TraceCheckUtils]: 58: Hoare triple {8919#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,201 INFO L280 TraceCheckUtils]: 59: Hoare triple {8919#(<= main_~j~0 4)} havoc #t~nondet3; {8919#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:00,202 INFO L280 TraceCheckUtils]: 60: Hoare triple {8919#(<= main_~j~0 4)} #t~post1 := ~j~0; {8920#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:00,203 INFO L280 TraceCheckUtils]: 61: Hoare triple {8920#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,203 INFO L280 TraceCheckUtils]: 62: Hoare triple {8921#(<= main_~j~0 5)} havoc #t~post1; {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,204 INFO L280 TraceCheckUtils]: 63: Hoare triple {8921#(<= main_~j~0 5)} assume !!(~j~0 < 20); {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,204 INFO L280 TraceCheckUtils]: 64: Hoare triple {8921#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,205 INFO L280 TraceCheckUtils]: 65: Hoare triple {8921#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,205 INFO L280 TraceCheckUtils]: 66: Hoare triple {8921#(<= main_~j~0 5)} havoc #t~nondet2; {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,206 INFO L280 TraceCheckUtils]: 67: Hoare triple {8921#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,206 INFO L280 TraceCheckUtils]: 68: Hoare triple {8921#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,207 INFO L280 TraceCheckUtils]: 69: Hoare triple {8921#(<= main_~j~0 5)} havoc #t~nondet3; {8921#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:00,208 INFO L280 TraceCheckUtils]: 70: Hoare triple {8921#(<= main_~j~0 5)} #t~post1 := ~j~0; {8922#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:00,208 INFO L280 TraceCheckUtils]: 71: Hoare triple {8922#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,209 INFO L280 TraceCheckUtils]: 72: Hoare triple {8923#(<= main_~j~0 6)} havoc #t~post1; {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,209 INFO L280 TraceCheckUtils]: 73: Hoare triple {8923#(<= main_~j~0 6)} assume !!(~j~0 < 20); {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,210 INFO L280 TraceCheckUtils]: 74: Hoare triple {8923#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,211 INFO L280 TraceCheckUtils]: 75: Hoare triple {8923#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,211 INFO L280 TraceCheckUtils]: 76: Hoare triple {8923#(<= main_~j~0 6)} havoc #t~nondet2; {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,212 INFO L280 TraceCheckUtils]: 77: Hoare triple {8923#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,212 INFO L280 TraceCheckUtils]: 78: Hoare triple {8923#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,213 INFO L280 TraceCheckUtils]: 79: Hoare triple {8923#(<= main_~j~0 6)} havoc #t~nondet3; {8923#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:00,213 INFO L280 TraceCheckUtils]: 80: Hoare triple {8923#(<= main_~j~0 6)} #t~post1 := ~j~0; {8924#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:00,214 INFO L280 TraceCheckUtils]: 81: Hoare triple {8924#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,215 INFO L280 TraceCheckUtils]: 82: Hoare triple {8925#(<= main_~j~0 7)} havoc #t~post1; {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,215 INFO L280 TraceCheckUtils]: 83: Hoare triple {8925#(<= main_~j~0 7)} assume !!(~j~0 < 20); {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,216 INFO L280 TraceCheckUtils]: 84: Hoare triple {8925#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,216 INFO L280 TraceCheckUtils]: 85: Hoare triple {8925#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,217 INFO L280 TraceCheckUtils]: 86: Hoare triple {8925#(<= main_~j~0 7)} havoc #t~nondet2; {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,217 INFO L280 TraceCheckUtils]: 87: Hoare triple {8925#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,218 INFO L280 TraceCheckUtils]: 88: Hoare triple {8925#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,218 INFO L280 TraceCheckUtils]: 89: Hoare triple {8925#(<= main_~j~0 7)} havoc #t~nondet3; {8925#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:00,219 INFO L280 TraceCheckUtils]: 90: Hoare triple {8925#(<= main_~j~0 7)} #t~post1 := ~j~0; {8926#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:00,220 INFO L280 TraceCheckUtils]: 91: Hoare triple {8926#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,220 INFO L280 TraceCheckUtils]: 92: Hoare triple {8927#(<= main_~j~0 8)} havoc #t~post1; {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,221 INFO L280 TraceCheckUtils]: 93: Hoare triple {8927#(<= main_~j~0 8)} assume !!(~j~0 < 20); {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,221 INFO L280 TraceCheckUtils]: 94: Hoare triple {8927#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,222 INFO L280 TraceCheckUtils]: 95: Hoare triple {8927#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,223 INFO L280 TraceCheckUtils]: 96: Hoare triple {8927#(<= main_~j~0 8)} havoc #t~nondet2; {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,223 INFO L280 TraceCheckUtils]: 97: Hoare triple {8927#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,224 INFO L280 TraceCheckUtils]: 98: Hoare triple {8927#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,224 INFO L280 TraceCheckUtils]: 99: Hoare triple {8927#(<= main_~j~0 8)} havoc #t~nondet3; {8927#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:00,225 INFO L280 TraceCheckUtils]: 100: Hoare triple {8927#(<= main_~j~0 8)} #t~post1 := ~j~0; {8928#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:00,225 INFO L280 TraceCheckUtils]: 101: Hoare triple {8928#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,226 INFO L280 TraceCheckUtils]: 102: Hoare triple {8929#(<= main_~j~0 9)} havoc #t~post1; {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,226 INFO L280 TraceCheckUtils]: 103: Hoare triple {8929#(<= main_~j~0 9)} assume !!(~j~0 < 20); {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,227 INFO L280 TraceCheckUtils]: 104: Hoare triple {8929#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,228 INFO L280 TraceCheckUtils]: 105: Hoare triple {8929#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,228 INFO L280 TraceCheckUtils]: 106: Hoare triple {8929#(<= main_~j~0 9)} havoc #t~nondet2; {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,229 INFO L280 TraceCheckUtils]: 107: Hoare triple {8929#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,229 INFO L280 TraceCheckUtils]: 108: Hoare triple {8929#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,230 INFO L280 TraceCheckUtils]: 109: Hoare triple {8929#(<= main_~j~0 9)} havoc #t~nondet3; {8929#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:00,230 INFO L280 TraceCheckUtils]: 110: Hoare triple {8929#(<= main_~j~0 9)} #t~post1 := ~j~0; {8930#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:00,231 INFO L280 TraceCheckUtils]: 111: Hoare triple {8930#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,232 INFO L280 TraceCheckUtils]: 112: Hoare triple {8931#(<= main_~j~0 10)} havoc #t~post1; {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,232 INFO L280 TraceCheckUtils]: 113: Hoare triple {8931#(<= main_~j~0 10)} assume !!(~j~0 < 20); {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,233 INFO L280 TraceCheckUtils]: 114: Hoare triple {8931#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,233 INFO L280 TraceCheckUtils]: 115: Hoare triple {8931#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,234 INFO L280 TraceCheckUtils]: 116: Hoare triple {8931#(<= main_~j~0 10)} havoc #t~nondet2; {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,234 INFO L280 TraceCheckUtils]: 117: Hoare triple {8931#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,235 INFO L280 TraceCheckUtils]: 118: Hoare triple {8931#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,235 INFO L280 TraceCheckUtils]: 119: Hoare triple {8931#(<= main_~j~0 10)} havoc #t~nondet3; {8931#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:00,236 INFO L280 TraceCheckUtils]: 120: Hoare triple {8931#(<= main_~j~0 10)} #t~post1 := ~j~0; {8932#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:00,237 INFO L280 TraceCheckUtils]: 121: Hoare triple {8932#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {8933#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:00,237 INFO L280 TraceCheckUtils]: 122: Hoare triple {8933#(<= main_~j~0 11)} havoc #t~post1; {8933#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:00,238 INFO L280 TraceCheckUtils]: 123: Hoare triple {8933#(<= main_~j~0 11)} assume !(~j~0 < 20); {8905#false} is VALID [2020-07-18 05:14:00,238 INFO L280 TraceCheckUtils]: 124: Hoare triple {8905#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {8905#false} is VALID [2020-07-18 05:14:00,238 INFO L280 TraceCheckUtils]: 125: Hoare triple {8905#false} ~i~0 := #t~nondet4; {8905#false} is VALID [2020-07-18 05:14:00,239 INFO L280 TraceCheckUtils]: 126: Hoare triple {8905#false} havoc #t~nondet4; {8905#false} is VALID [2020-07-18 05:14:00,239 INFO L280 TraceCheckUtils]: 127: Hoare triple {8905#false} assume ~i~0 >= 0 && ~i~0 < 10; {8905#false} is VALID [2020-07-18 05:14:00,239 INFO L280 TraceCheckUtils]: 128: Hoare triple {8905#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {8905#false} is VALID [2020-07-18 05:14:00,239 INFO L280 TraceCheckUtils]: 129: Hoare triple {8905#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {8905#false} is VALID [2020-07-18 05:14:00,239 INFO L280 TraceCheckUtils]: 130: Hoare triple {8905#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {8905#false} is VALID [2020-07-18 05:14:00,239 INFO L280 TraceCheckUtils]: 131: Hoare triple {8905#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {8905#false} is VALID [2020-07-18 05:14:00,240 INFO L280 TraceCheckUtils]: 132: Hoare triple {8905#false} ~i~0 := 10 + #t~mem5; {8905#false} is VALID [2020-07-18 05:14:00,240 INFO L280 TraceCheckUtils]: 133: Hoare triple {8905#false} havoc #t~mem5; {8905#false} is VALID [2020-07-18 05:14:00,240 INFO L280 TraceCheckUtils]: 134: Hoare triple {8905#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {8905#false} is VALID [2020-07-18 05:14:00,240 INFO L280 TraceCheckUtils]: 135: Hoare triple {8905#false} assume !(~i~0 < #t~mem6); {8905#false} is VALID [2020-07-18 05:14:00,240 INFO L280 TraceCheckUtils]: 136: Hoare triple {8905#false} havoc #t~mem6; {8905#false} is VALID [2020-07-18 05:14:00,241 INFO L263 TraceCheckUtils]: 137: Hoare triple {8905#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {8904#true} is VALID [2020-07-18 05:14:00,241 INFO L280 TraceCheckUtils]: 138: Hoare triple {8904#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {8904#true} is VALID [2020-07-18 05:14:00,241 INFO L280 TraceCheckUtils]: 139: Hoare triple {8904#true} ~b := #in~b; {8904#true} is VALID [2020-07-18 05:14:00,241 INFO L280 TraceCheckUtils]: 140: Hoare triple {8904#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {8904#true} is VALID [2020-07-18 05:14:00,241 INFO L280 TraceCheckUtils]: 141: Hoare triple {8904#true} #res := (if #t~mem0 == ~b then 1 else 0); {8904#true} is VALID [2020-07-18 05:14:00,241 INFO L280 TraceCheckUtils]: 142: Hoare triple {8904#true} havoc #t~mem0; {8904#true} is VALID [2020-07-18 05:14:00,242 INFO L280 TraceCheckUtils]: 143: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-18 05:14:00,242 INFO L275 TraceCheckUtils]: 144: Hoare quadruple {8904#true} {8905#false} #96#return; {8905#false} is VALID [2020-07-18 05:14:00,242 INFO L280 TraceCheckUtils]: 145: Hoare triple {8905#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {8905#false} is VALID [2020-07-18 05:14:00,242 INFO L280 TraceCheckUtils]: 146: Hoare triple {8905#false} assume 0 == #t~ret8; {8905#false} is VALID [2020-07-18 05:14:00,242 INFO L280 TraceCheckUtils]: 147: Hoare triple {8905#false} havoc #t~ret8; {8905#false} is VALID [2020-07-18 05:14:00,242 INFO L280 TraceCheckUtils]: 148: Hoare triple {8905#false} assume !false; {8905#false} is VALID [2020-07-18 05:14:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:00,257 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769546562] [2020-07-18 05:14:00,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:00,257 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-07-18 05:14:00,257 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590986018] [2020-07-18 05:14:00,258 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 149 [2020-07-18 05:14:00,258 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:00,258 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states. [2020-07-18 05:14:00,423 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 149 edges. 149 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:00,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-07-18 05:14:00,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:00,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-07-18 05:14:00,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=480, Unknown=0, NotChecked=0, Total=650 [2020-07-18 05:14:00,424 INFO L87 Difference]: Start difference. First operand 154 states and 155 transitions. Second operand 26 states. [2020-07-18 05:14:01,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:01,715 INFO L93 Difference]: Finished difference Result 202 states and 204 transitions. [2020-07-18 05:14:01,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-07-18 05:14:01,715 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 149 [2020-07-18 05:14:01,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-07-18 05:14:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 204 transitions. [2020-07-18 05:14:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-07-18 05:14:01,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 204 transitions. [2020-07-18 05:14:01,725 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 204 transitions. [2020-07-18 05:14:01,930 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 204 edges. 204 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:01,934 INFO L225 Difference]: With dead ends: 202 [2020-07-18 05:14:01,935 INFO L226 Difference]: Without dead ends: 172 [2020-07-18 05:14:01,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=720, Invalid=1536, Unknown=0, NotChecked=0, Total=2256 [2020-07-18 05:14:01,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-07-18 05:14:02,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 164. [2020-07-18 05:14:02,069 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:02,069 INFO L82 GeneralOperation]: Start isEquivalent. First operand 172 states. Second operand 164 states. [2020-07-18 05:14:02,069 INFO L74 IsIncluded]: Start isIncluded. First operand 172 states. Second operand 164 states. [2020-07-18 05:14:02,069 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 164 states. [2020-07-18 05:14:02,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:02,073 INFO L93 Difference]: Finished difference Result 172 states and 173 transitions. [2020-07-18 05:14:02,074 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 173 transitions. [2020-07-18 05:14:02,074 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:02,074 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:02,074 INFO L74 IsIncluded]: Start isIncluded. First operand 164 states. Second operand 172 states. [2020-07-18 05:14:02,075 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 172 states. [2020-07-18 05:14:02,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:02,079 INFO L93 Difference]: Finished difference Result 172 states and 173 transitions. [2020-07-18 05:14:02,079 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 173 transitions. [2020-07-18 05:14:02,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:02,079 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:02,080 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:02,080 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-07-18 05:14:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 165 transitions. [2020-07-18 05:14:02,083 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 165 transitions. Word has length 149 [2020-07-18 05:14:02,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:02,084 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 165 transitions. [2020-07-18 05:14:02,084 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-07-18 05:14:02,084 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 164 states and 165 transitions. [2020-07-18 05:14:02,252 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 165 edges. 165 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:02,253 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 165 transitions. [2020-07-18 05:14:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-07-18 05:14:02,254 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:02,255 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:02,255 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-07-18 05:14:02,255 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:02,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:02,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1146876909, now seen corresponding path program 12 times [2020-07-18 05:14:02,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:02,256 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [204505849] [2020-07-18 05:14:02,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:02,744 INFO L280 TraceCheckUtils]: 0: Hoare triple {10103#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10064#true} is VALID [2020-07-18 05:14:02,744 INFO L280 TraceCheckUtils]: 1: Hoare triple {10064#true} #valid := #valid[0 := 0]; {10064#true} is VALID [2020-07-18 05:14:02,745 INFO L280 TraceCheckUtils]: 2: Hoare triple {10064#true} assume 0 < #StackHeapBarrier; {10064#true} is VALID [2020-07-18 05:14:02,745 INFO L280 TraceCheckUtils]: 3: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-18 05:14:02,745 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10064#true} {10064#true} #92#return; {10064#true} is VALID [2020-07-18 05:14:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:02,751 INFO L280 TraceCheckUtils]: 0: Hoare triple {10064#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {10064#true} is VALID [2020-07-18 05:14:02,752 INFO L280 TraceCheckUtils]: 1: Hoare triple {10064#true} ~b := #in~b; {10064#true} is VALID [2020-07-18 05:14:02,752 INFO L280 TraceCheckUtils]: 2: Hoare triple {10064#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {10064#true} is VALID [2020-07-18 05:14:02,753 INFO L280 TraceCheckUtils]: 3: Hoare triple {10064#true} #res := (if #t~mem0 == ~b then 1 else 0); {10064#true} is VALID [2020-07-18 05:14:02,753 INFO L280 TraceCheckUtils]: 4: Hoare triple {10064#true} havoc #t~mem0; {10064#true} is VALID [2020-07-18 05:14:02,753 INFO L280 TraceCheckUtils]: 5: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-18 05:14:02,754 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {10064#true} {10065#false} #96#return; {10065#false} is VALID [2020-07-18 05:14:02,777 INFO L263 TraceCheckUtils]: 0: Hoare triple {10064#true} call ULTIMATE.init(); {10103#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:02,778 INFO L280 TraceCheckUtils]: 1: Hoare triple {10103#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10064#true} is VALID [2020-07-18 05:14:02,778 INFO L280 TraceCheckUtils]: 2: Hoare triple {10064#true} #valid := #valid[0 := 0]; {10064#true} is VALID [2020-07-18 05:14:02,779 INFO L280 TraceCheckUtils]: 3: Hoare triple {10064#true} assume 0 < #StackHeapBarrier; {10064#true} is VALID [2020-07-18 05:14:02,779 INFO L280 TraceCheckUtils]: 4: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-18 05:14:02,779 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {10064#true} {10064#true} #92#return; {10064#true} is VALID [2020-07-18 05:14:02,780 INFO L263 TraceCheckUtils]: 6: Hoare triple {10064#true} call #t~ret9 := main(); {10064#true} is VALID [2020-07-18 05:14:02,780 INFO L280 TraceCheckUtils]: 7: Hoare triple {10064#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {10064#true} is VALID [2020-07-18 05:14:02,780 INFO L280 TraceCheckUtils]: 8: Hoare triple {10064#true} havoc ~ad2~0.base, ~ad2~0.offset; {10064#true} is VALID [2020-07-18 05:14:02,780 INFO L280 TraceCheckUtils]: 9: Hoare triple {10064#true} havoc ~i~0; {10064#true} is VALID [2020-07-18 05:14:02,781 INFO L280 TraceCheckUtils]: 10: Hoare triple {10064#true} havoc ~j~0; {10064#true} is VALID [2020-07-18 05:14:02,781 INFO L280 TraceCheckUtils]: 11: Hoare triple {10064#true} havoc ~pa~0.base, ~pa~0.offset; {10064#true} is VALID [2020-07-18 05:14:02,788 INFO L280 TraceCheckUtils]: 12: Hoare triple {10064#true} ~j~0 := 0; {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,789 INFO L280 TraceCheckUtils]: 13: Hoare triple {10071#(= 0 main_~j~0)} assume !!(~j~0 < 20); {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,789 INFO L280 TraceCheckUtils]: 14: Hoare triple {10071#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,790 INFO L280 TraceCheckUtils]: 15: Hoare triple {10071#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,791 INFO L280 TraceCheckUtils]: 16: Hoare triple {10071#(= 0 main_~j~0)} havoc #t~nondet2; {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,792 INFO L280 TraceCheckUtils]: 17: Hoare triple {10071#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,793 INFO L280 TraceCheckUtils]: 18: Hoare triple {10071#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,793 INFO L280 TraceCheckUtils]: 19: Hoare triple {10071#(= 0 main_~j~0)} havoc #t~nondet3; {10071#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:02,794 INFO L280 TraceCheckUtils]: 20: Hoare triple {10071#(= 0 main_~j~0)} #t~post1 := ~j~0; {10072#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:02,795 INFO L280 TraceCheckUtils]: 21: Hoare triple {10072#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,796 INFO L280 TraceCheckUtils]: 22: Hoare triple {10073#(<= main_~j~0 1)} havoc #t~post1; {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,797 INFO L280 TraceCheckUtils]: 23: Hoare triple {10073#(<= main_~j~0 1)} assume !!(~j~0 < 20); {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,797 INFO L280 TraceCheckUtils]: 24: Hoare triple {10073#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,798 INFO L280 TraceCheckUtils]: 25: Hoare triple {10073#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,799 INFO L280 TraceCheckUtils]: 26: Hoare triple {10073#(<= main_~j~0 1)} havoc #t~nondet2; {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,799 INFO L280 TraceCheckUtils]: 27: Hoare triple {10073#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,800 INFO L280 TraceCheckUtils]: 28: Hoare triple {10073#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,800 INFO L280 TraceCheckUtils]: 29: Hoare triple {10073#(<= main_~j~0 1)} havoc #t~nondet3; {10073#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:02,801 INFO L280 TraceCheckUtils]: 30: Hoare triple {10073#(<= main_~j~0 1)} #t~post1 := ~j~0; {10074#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:02,802 INFO L280 TraceCheckUtils]: 31: Hoare triple {10074#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,802 INFO L280 TraceCheckUtils]: 32: Hoare triple {10075#(<= main_~j~0 2)} havoc #t~post1; {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,803 INFO L280 TraceCheckUtils]: 33: Hoare triple {10075#(<= main_~j~0 2)} assume !!(~j~0 < 20); {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,803 INFO L280 TraceCheckUtils]: 34: Hoare triple {10075#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,804 INFO L280 TraceCheckUtils]: 35: Hoare triple {10075#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,804 INFO L280 TraceCheckUtils]: 36: Hoare triple {10075#(<= main_~j~0 2)} havoc #t~nondet2; {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,805 INFO L280 TraceCheckUtils]: 37: Hoare triple {10075#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,805 INFO L280 TraceCheckUtils]: 38: Hoare triple {10075#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,806 INFO L280 TraceCheckUtils]: 39: Hoare triple {10075#(<= main_~j~0 2)} havoc #t~nondet3; {10075#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:02,806 INFO L280 TraceCheckUtils]: 40: Hoare triple {10075#(<= main_~j~0 2)} #t~post1 := ~j~0; {10076#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:02,808 INFO L280 TraceCheckUtils]: 41: Hoare triple {10076#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,809 INFO L280 TraceCheckUtils]: 42: Hoare triple {10077#(<= main_~j~0 3)} havoc #t~post1; {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,809 INFO L280 TraceCheckUtils]: 43: Hoare triple {10077#(<= main_~j~0 3)} assume !!(~j~0 < 20); {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,810 INFO L280 TraceCheckUtils]: 44: Hoare triple {10077#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,811 INFO L280 TraceCheckUtils]: 45: Hoare triple {10077#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,812 INFO L280 TraceCheckUtils]: 46: Hoare triple {10077#(<= main_~j~0 3)} havoc #t~nondet2; {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,812 INFO L280 TraceCheckUtils]: 47: Hoare triple {10077#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,813 INFO L280 TraceCheckUtils]: 48: Hoare triple {10077#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,814 INFO L280 TraceCheckUtils]: 49: Hoare triple {10077#(<= main_~j~0 3)} havoc #t~nondet3; {10077#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:02,815 INFO L280 TraceCheckUtils]: 50: Hoare triple {10077#(<= main_~j~0 3)} #t~post1 := ~j~0; {10078#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:02,816 INFO L280 TraceCheckUtils]: 51: Hoare triple {10078#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,817 INFO L280 TraceCheckUtils]: 52: Hoare triple {10079#(<= main_~j~0 4)} havoc #t~post1; {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,818 INFO L280 TraceCheckUtils]: 53: Hoare triple {10079#(<= main_~j~0 4)} assume !!(~j~0 < 20); {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,819 INFO L280 TraceCheckUtils]: 54: Hoare triple {10079#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,819 INFO L280 TraceCheckUtils]: 55: Hoare triple {10079#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,820 INFO L280 TraceCheckUtils]: 56: Hoare triple {10079#(<= main_~j~0 4)} havoc #t~nondet2; {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,821 INFO L280 TraceCheckUtils]: 57: Hoare triple {10079#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,822 INFO L280 TraceCheckUtils]: 58: Hoare triple {10079#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,823 INFO L280 TraceCheckUtils]: 59: Hoare triple {10079#(<= main_~j~0 4)} havoc #t~nondet3; {10079#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:02,824 INFO L280 TraceCheckUtils]: 60: Hoare triple {10079#(<= main_~j~0 4)} #t~post1 := ~j~0; {10080#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:02,825 INFO L280 TraceCheckUtils]: 61: Hoare triple {10080#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,826 INFO L280 TraceCheckUtils]: 62: Hoare triple {10081#(<= main_~j~0 5)} havoc #t~post1; {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,826 INFO L280 TraceCheckUtils]: 63: Hoare triple {10081#(<= main_~j~0 5)} assume !!(~j~0 < 20); {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,827 INFO L280 TraceCheckUtils]: 64: Hoare triple {10081#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,828 INFO L280 TraceCheckUtils]: 65: Hoare triple {10081#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,829 INFO L280 TraceCheckUtils]: 66: Hoare triple {10081#(<= main_~j~0 5)} havoc #t~nondet2; {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,830 INFO L280 TraceCheckUtils]: 67: Hoare triple {10081#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,830 INFO L280 TraceCheckUtils]: 68: Hoare triple {10081#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,831 INFO L280 TraceCheckUtils]: 69: Hoare triple {10081#(<= main_~j~0 5)} havoc #t~nondet3; {10081#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:02,832 INFO L280 TraceCheckUtils]: 70: Hoare triple {10081#(<= main_~j~0 5)} #t~post1 := ~j~0; {10082#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:02,834 INFO L280 TraceCheckUtils]: 71: Hoare triple {10082#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,835 INFO L280 TraceCheckUtils]: 72: Hoare triple {10083#(<= main_~j~0 6)} havoc #t~post1; {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,836 INFO L280 TraceCheckUtils]: 73: Hoare triple {10083#(<= main_~j~0 6)} assume !!(~j~0 < 20); {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,837 INFO L280 TraceCheckUtils]: 74: Hoare triple {10083#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,838 INFO L280 TraceCheckUtils]: 75: Hoare triple {10083#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,839 INFO L280 TraceCheckUtils]: 76: Hoare triple {10083#(<= main_~j~0 6)} havoc #t~nondet2; {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,839 INFO L280 TraceCheckUtils]: 77: Hoare triple {10083#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,840 INFO L280 TraceCheckUtils]: 78: Hoare triple {10083#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,841 INFO L280 TraceCheckUtils]: 79: Hoare triple {10083#(<= main_~j~0 6)} havoc #t~nondet3; {10083#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:02,842 INFO L280 TraceCheckUtils]: 80: Hoare triple {10083#(<= main_~j~0 6)} #t~post1 := ~j~0; {10084#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:02,843 INFO L280 TraceCheckUtils]: 81: Hoare triple {10084#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,844 INFO L280 TraceCheckUtils]: 82: Hoare triple {10085#(<= main_~j~0 7)} havoc #t~post1; {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,845 INFO L280 TraceCheckUtils]: 83: Hoare triple {10085#(<= main_~j~0 7)} assume !!(~j~0 < 20); {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,845 INFO L280 TraceCheckUtils]: 84: Hoare triple {10085#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,846 INFO L280 TraceCheckUtils]: 85: Hoare triple {10085#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,847 INFO L280 TraceCheckUtils]: 86: Hoare triple {10085#(<= main_~j~0 7)} havoc #t~nondet2; {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,848 INFO L280 TraceCheckUtils]: 87: Hoare triple {10085#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,849 INFO L280 TraceCheckUtils]: 88: Hoare triple {10085#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,849 INFO L280 TraceCheckUtils]: 89: Hoare triple {10085#(<= main_~j~0 7)} havoc #t~nondet3; {10085#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:02,850 INFO L280 TraceCheckUtils]: 90: Hoare triple {10085#(<= main_~j~0 7)} #t~post1 := ~j~0; {10086#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:02,851 INFO L280 TraceCheckUtils]: 91: Hoare triple {10086#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,852 INFO L280 TraceCheckUtils]: 92: Hoare triple {10087#(<= main_~j~0 8)} havoc #t~post1; {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,853 INFO L280 TraceCheckUtils]: 93: Hoare triple {10087#(<= main_~j~0 8)} assume !!(~j~0 < 20); {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,853 INFO L280 TraceCheckUtils]: 94: Hoare triple {10087#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,854 INFO L280 TraceCheckUtils]: 95: Hoare triple {10087#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,855 INFO L280 TraceCheckUtils]: 96: Hoare triple {10087#(<= main_~j~0 8)} havoc #t~nondet2; {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,856 INFO L280 TraceCheckUtils]: 97: Hoare triple {10087#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,856 INFO L280 TraceCheckUtils]: 98: Hoare triple {10087#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,858 INFO L280 TraceCheckUtils]: 99: Hoare triple {10087#(<= main_~j~0 8)} havoc #t~nondet3; {10087#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:02,858 INFO L280 TraceCheckUtils]: 100: Hoare triple {10087#(<= main_~j~0 8)} #t~post1 := ~j~0; {10088#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:02,860 INFO L280 TraceCheckUtils]: 101: Hoare triple {10088#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,861 INFO L280 TraceCheckUtils]: 102: Hoare triple {10089#(<= main_~j~0 9)} havoc #t~post1; {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,862 INFO L280 TraceCheckUtils]: 103: Hoare triple {10089#(<= main_~j~0 9)} assume !!(~j~0 < 20); {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,862 INFO L280 TraceCheckUtils]: 104: Hoare triple {10089#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,863 INFO L280 TraceCheckUtils]: 105: Hoare triple {10089#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,864 INFO L280 TraceCheckUtils]: 106: Hoare triple {10089#(<= main_~j~0 9)} havoc #t~nondet2; {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,865 INFO L280 TraceCheckUtils]: 107: Hoare triple {10089#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,866 INFO L280 TraceCheckUtils]: 108: Hoare triple {10089#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,866 INFO L280 TraceCheckUtils]: 109: Hoare triple {10089#(<= main_~j~0 9)} havoc #t~nondet3; {10089#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:02,867 INFO L280 TraceCheckUtils]: 110: Hoare triple {10089#(<= main_~j~0 9)} #t~post1 := ~j~0; {10090#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:02,868 INFO L280 TraceCheckUtils]: 111: Hoare triple {10090#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,869 INFO L280 TraceCheckUtils]: 112: Hoare triple {10091#(<= main_~j~0 10)} havoc #t~post1; {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,870 INFO L280 TraceCheckUtils]: 113: Hoare triple {10091#(<= main_~j~0 10)} assume !!(~j~0 < 20); {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,871 INFO L280 TraceCheckUtils]: 114: Hoare triple {10091#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,872 INFO L280 TraceCheckUtils]: 115: Hoare triple {10091#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,873 INFO L280 TraceCheckUtils]: 116: Hoare triple {10091#(<= main_~j~0 10)} havoc #t~nondet2; {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,874 INFO L280 TraceCheckUtils]: 117: Hoare triple {10091#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,874 INFO L280 TraceCheckUtils]: 118: Hoare triple {10091#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,875 INFO L280 TraceCheckUtils]: 119: Hoare triple {10091#(<= main_~j~0 10)} havoc #t~nondet3; {10091#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:02,876 INFO L280 TraceCheckUtils]: 120: Hoare triple {10091#(<= main_~j~0 10)} #t~post1 := ~j~0; {10092#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:02,877 INFO L280 TraceCheckUtils]: 121: Hoare triple {10092#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,878 INFO L280 TraceCheckUtils]: 122: Hoare triple {10093#(<= main_~j~0 11)} havoc #t~post1; {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,879 INFO L280 TraceCheckUtils]: 123: Hoare triple {10093#(<= main_~j~0 11)} assume !!(~j~0 < 20); {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,880 INFO L280 TraceCheckUtils]: 124: Hoare triple {10093#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,881 INFO L280 TraceCheckUtils]: 125: Hoare triple {10093#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,881 INFO L280 TraceCheckUtils]: 126: Hoare triple {10093#(<= main_~j~0 11)} havoc #t~nondet2; {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,883 INFO L280 TraceCheckUtils]: 127: Hoare triple {10093#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,883 INFO L280 TraceCheckUtils]: 128: Hoare triple {10093#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,884 INFO L280 TraceCheckUtils]: 129: Hoare triple {10093#(<= main_~j~0 11)} havoc #t~nondet3; {10093#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:02,885 INFO L280 TraceCheckUtils]: 130: Hoare triple {10093#(<= main_~j~0 11)} #t~post1 := ~j~0; {10094#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:02,886 INFO L280 TraceCheckUtils]: 131: Hoare triple {10094#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {10095#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:02,887 INFO L280 TraceCheckUtils]: 132: Hoare triple {10095#(<= main_~j~0 12)} havoc #t~post1; {10095#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:02,888 INFO L280 TraceCheckUtils]: 133: Hoare triple {10095#(<= main_~j~0 12)} assume !(~j~0 < 20); {10065#false} is VALID [2020-07-18 05:14:02,888 INFO L280 TraceCheckUtils]: 134: Hoare triple {10065#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {10065#false} is VALID [2020-07-18 05:14:02,889 INFO L280 TraceCheckUtils]: 135: Hoare triple {10065#false} ~i~0 := #t~nondet4; {10065#false} is VALID [2020-07-18 05:14:02,889 INFO L280 TraceCheckUtils]: 136: Hoare triple {10065#false} havoc #t~nondet4; {10065#false} is VALID [2020-07-18 05:14:02,889 INFO L280 TraceCheckUtils]: 137: Hoare triple {10065#false} assume ~i~0 >= 0 && ~i~0 < 10; {10065#false} is VALID [2020-07-18 05:14:02,890 INFO L280 TraceCheckUtils]: 138: Hoare triple {10065#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {10065#false} is VALID [2020-07-18 05:14:02,890 INFO L280 TraceCheckUtils]: 139: Hoare triple {10065#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {10065#false} is VALID [2020-07-18 05:14:02,890 INFO L280 TraceCheckUtils]: 140: Hoare triple {10065#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {10065#false} is VALID [2020-07-18 05:14:02,891 INFO L280 TraceCheckUtils]: 141: Hoare triple {10065#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {10065#false} is VALID [2020-07-18 05:14:02,891 INFO L280 TraceCheckUtils]: 142: Hoare triple {10065#false} ~i~0 := 10 + #t~mem5; {10065#false} is VALID [2020-07-18 05:14:02,891 INFO L280 TraceCheckUtils]: 143: Hoare triple {10065#false} havoc #t~mem5; {10065#false} is VALID [2020-07-18 05:14:02,892 INFO L280 TraceCheckUtils]: 144: Hoare triple {10065#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {10065#false} is VALID [2020-07-18 05:14:02,892 INFO L280 TraceCheckUtils]: 145: Hoare triple {10065#false} assume !(~i~0 < #t~mem6); {10065#false} is VALID [2020-07-18 05:14:02,892 INFO L280 TraceCheckUtils]: 146: Hoare triple {10065#false} havoc #t~mem6; {10065#false} is VALID [2020-07-18 05:14:02,892 INFO L263 TraceCheckUtils]: 147: Hoare triple {10065#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {10064#true} is VALID [2020-07-18 05:14:02,893 INFO L280 TraceCheckUtils]: 148: Hoare triple {10064#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {10064#true} is VALID [2020-07-18 05:14:02,893 INFO L280 TraceCheckUtils]: 149: Hoare triple {10064#true} ~b := #in~b; {10064#true} is VALID [2020-07-18 05:14:02,893 INFO L280 TraceCheckUtils]: 150: Hoare triple {10064#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {10064#true} is VALID [2020-07-18 05:14:02,894 INFO L280 TraceCheckUtils]: 151: Hoare triple {10064#true} #res := (if #t~mem0 == ~b then 1 else 0); {10064#true} is VALID [2020-07-18 05:14:02,894 INFO L280 TraceCheckUtils]: 152: Hoare triple {10064#true} havoc #t~mem0; {10064#true} is VALID [2020-07-18 05:14:02,894 INFO L280 TraceCheckUtils]: 153: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-18 05:14:02,894 INFO L275 TraceCheckUtils]: 154: Hoare quadruple {10064#true} {10065#false} #96#return; {10065#false} is VALID [2020-07-18 05:14:02,895 INFO L280 TraceCheckUtils]: 155: Hoare triple {10065#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {10065#false} is VALID [2020-07-18 05:14:02,895 INFO L280 TraceCheckUtils]: 156: Hoare triple {10065#false} assume 0 == #t~ret8; {10065#false} is VALID [2020-07-18 05:14:02,895 INFO L280 TraceCheckUtils]: 157: Hoare triple {10065#false} havoc #t~ret8; {10065#false} is VALID [2020-07-18 05:14:02,896 INFO L280 TraceCheckUtils]: 158: Hoare triple {10065#false} assume !false; {10065#false} is VALID [2020-07-18 05:14:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:02,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [204505849] [2020-07-18 05:14:02,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:02,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-07-18 05:14:02,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773519661] [2020-07-18 05:14:02,922 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 159 [2020-07-18 05:14:02,922 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:02,923 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states. [2020-07-18 05:14:03,143 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:03,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-07-18 05:14:03,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:03,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-07-18 05:14:03,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=559, Unknown=0, NotChecked=0, Total=756 [2020-07-18 05:14:03,145 INFO L87 Difference]: Start difference. First operand 164 states and 165 transitions. Second operand 28 states. [2020-07-18 05:14:05,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:05,245 INFO L93 Difference]: Finished difference Result 212 states and 214 transitions. [2020-07-18 05:14:05,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-07-18 05:14:05,245 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 159 [2020-07-18 05:14:05,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:05,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-18 05:14:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 214 transitions. [2020-07-18 05:14:05,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-18 05:14:05,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 214 transitions. [2020-07-18 05:14:05,258 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 40 states and 214 transitions. [2020-07-18 05:14:05,515 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 214 edges. 214 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:05,521 INFO L225 Difference]: With dead ends: 212 [2020-07-18 05:14:05,521 INFO L226 Difference]: Without dead ends: 182 [2020-07-18 05:14:05,524 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=845, Invalid=1807, Unknown=0, NotChecked=0, Total=2652 [2020-07-18 05:14:05,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-07-18 05:14:05,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 174. [2020-07-18 05:14:05,717 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:05,717 INFO L82 GeneralOperation]: Start isEquivalent. First operand 182 states. Second operand 174 states. [2020-07-18 05:14:05,717 INFO L74 IsIncluded]: Start isIncluded. First operand 182 states. Second operand 174 states. [2020-07-18 05:14:05,717 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 174 states. [2020-07-18 05:14:05,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:05,725 INFO L93 Difference]: Finished difference Result 182 states and 183 transitions. [2020-07-18 05:14:05,725 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 183 transitions. [2020-07-18 05:14:05,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:05,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:05,726 INFO L74 IsIncluded]: Start isIncluded. First operand 174 states. Second operand 182 states. [2020-07-18 05:14:05,726 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 182 states. [2020-07-18 05:14:05,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:05,734 INFO L93 Difference]: Finished difference Result 182 states and 183 transitions. [2020-07-18 05:14:05,734 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 183 transitions. [2020-07-18 05:14:05,735 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:05,735 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:05,736 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:05,736 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-07-18 05:14:05,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 175 transitions. [2020-07-18 05:14:05,742 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 175 transitions. Word has length 159 [2020-07-18 05:14:05,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:05,743 INFO L479 AbstractCegarLoop]: Abstraction has 174 states and 175 transitions. [2020-07-18 05:14:05,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-07-18 05:14:05,743 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 174 states and 175 transitions. [2020-07-18 05:14:05,979 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 175 edges. 175 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 175 transitions. [2020-07-18 05:14:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-07-18 05:14:05,984 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:05,984 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:05,984 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-07-18 05:14:05,985 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:05,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:05,985 INFO L82 PathProgramCache]: Analyzing trace with hash 2141775571, now seen corresponding path program 13 times [2020-07-18 05:14:05,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:05,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1821484755] [2020-07-18 05:14:05,986 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:06,593 INFO L280 TraceCheckUtils]: 0: Hoare triple {11331#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11290#true} is VALID [2020-07-18 05:14:06,593 INFO L280 TraceCheckUtils]: 1: Hoare triple {11290#true} #valid := #valid[0 := 0]; {11290#true} is VALID [2020-07-18 05:14:06,593 INFO L280 TraceCheckUtils]: 2: Hoare triple {11290#true} assume 0 < #StackHeapBarrier; {11290#true} is VALID [2020-07-18 05:14:06,593 INFO L280 TraceCheckUtils]: 3: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-18 05:14:06,594 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {11290#true} {11290#true} #92#return; {11290#true} is VALID [2020-07-18 05:14:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:06,604 INFO L280 TraceCheckUtils]: 0: Hoare triple {11290#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {11290#true} is VALID [2020-07-18 05:14:06,604 INFO L280 TraceCheckUtils]: 1: Hoare triple {11290#true} ~b := #in~b; {11290#true} is VALID [2020-07-18 05:14:06,605 INFO L280 TraceCheckUtils]: 2: Hoare triple {11290#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {11290#true} is VALID [2020-07-18 05:14:06,605 INFO L280 TraceCheckUtils]: 3: Hoare triple {11290#true} #res := (if #t~mem0 == ~b then 1 else 0); {11290#true} is VALID [2020-07-18 05:14:06,605 INFO L280 TraceCheckUtils]: 4: Hoare triple {11290#true} havoc #t~mem0; {11290#true} is VALID [2020-07-18 05:14:06,606 INFO L280 TraceCheckUtils]: 5: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-18 05:14:06,606 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {11290#true} {11291#false} #96#return; {11291#false} is VALID [2020-07-18 05:14:06,607 INFO L263 TraceCheckUtils]: 0: Hoare triple {11290#true} call ULTIMATE.init(); {11331#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:06,608 INFO L280 TraceCheckUtils]: 1: Hoare triple {11331#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11290#true} is VALID [2020-07-18 05:14:06,608 INFO L280 TraceCheckUtils]: 2: Hoare triple {11290#true} #valid := #valid[0 := 0]; {11290#true} is VALID [2020-07-18 05:14:06,608 INFO L280 TraceCheckUtils]: 3: Hoare triple {11290#true} assume 0 < #StackHeapBarrier; {11290#true} is VALID [2020-07-18 05:14:06,608 INFO L280 TraceCheckUtils]: 4: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-18 05:14:06,608 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11290#true} {11290#true} #92#return; {11290#true} is VALID [2020-07-18 05:14:06,609 INFO L263 TraceCheckUtils]: 6: Hoare triple {11290#true} call #t~ret9 := main(); {11290#true} is VALID [2020-07-18 05:14:06,609 INFO L280 TraceCheckUtils]: 7: Hoare triple {11290#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {11290#true} is VALID [2020-07-18 05:14:06,609 INFO L280 TraceCheckUtils]: 8: Hoare triple {11290#true} havoc ~ad2~0.base, ~ad2~0.offset; {11290#true} is VALID [2020-07-18 05:14:06,609 INFO L280 TraceCheckUtils]: 9: Hoare triple {11290#true} havoc ~i~0; {11290#true} is VALID [2020-07-18 05:14:06,609 INFO L280 TraceCheckUtils]: 10: Hoare triple {11290#true} havoc ~j~0; {11290#true} is VALID [2020-07-18 05:14:06,609 INFO L280 TraceCheckUtils]: 11: Hoare triple {11290#true} havoc ~pa~0.base, ~pa~0.offset; {11290#true} is VALID [2020-07-18 05:14:06,610 INFO L280 TraceCheckUtils]: 12: Hoare triple {11290#true} ~j~0 := 0; {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,611 INFO L280 TraceCheckUtils]: 13: Hoare triple {11297#(= 0 main_~j~0)} assume !!(~j~0 < 20); {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,611 INFO L280 TraceCheckUtils]: 14: Hoare triple {11297#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,612 INFO L280 TraceCheckUtils]: 15: Hoare triple {11297#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,613 INFO L280 TraceCheckUtils]: 16: Hoare triple {11297#(= 0 main_~j~0)} havoc #t~nondet2; {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,614 INFO L280 TraceCheckUtils]: 17: Hoare triple {11297#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,614 INFO L280 TraceCheckUtils]: 18: Hoare triple {11297#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,615 INFO L280 TraceCheckUtils]: 19: Hoare triple {11297#(= 0 main_~j~0)} havoc #t~nondet3; {11297#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:06,616 INFO L280 TraceCheckUtils]: 20: Hoare triple {11297#(= 0 main_~j~0)} #t~post1 := ~j~0; {11298#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:06,616 INFO L280 TraceCheckUtils]: 21: Hoare triple {11298#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,617 INFO L280 TraceCheckUtils]: 22: Hoare triple {11299#(<= main_~j~0 1)} havoc #t~post1; {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,617 INFO L280 TraceCheckUtils]: 23: Hoare triple {11299#(<= main_~j~0 1)} assume !!(~j~0 < 20); {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,618 INFO L280 TraceCheckUtils]: 24: Hoare triple {11299#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,618 INFO L280 TraceCheckUtils]: 25: Hoare triple {11299#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,619 INFO L280 TraceCheckUtils]: 26: Hoare triple {11299#(<= main_~j~0 1)} havoc #t~nondet2; {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,619 INFO L280 TraceCheckUtils]: 27: Hoare triple {11299#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,620 INFO L280 TraceCheckUtils]: 28: Hoare triple {11299#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,621 INFO L280 TraceCheckUtils]: 29: Hoare triple {11299#(<= main_~j~0 1)} havoc #t~nondet3; {11299#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:06,622 INFO L280 TraceCheckUtils]: 30: Hoare triple {11299#(<= main_~j~0 1)} #t~post1 := ~j~0; {11300#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:06,623 INFO L280 TraceCheckUtils]: 31: Hoare triple {11300#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,624 INFO L280 TraceCheckUtils]: 32: Hoare triple {11301#(<= main_~j~0 2)} havoc #t~post1; {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,625 INFO L280 TraceCheckUtils]: 33: Hoare triple {11301#(<= main_~j~0 2)} assume !!(~j~0 < 20); {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,625 INFO L280 TraceCheckUtils]: 34: Hoare triple {11301#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,626 INFO L280 TraceCheckUtils]: 35: Hoare triple {11301#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,626 INFO L280 TraceCheckUtils]: 36: Hoare triple {11301#(<= main_~j~0 2)} havoc #t~nondet2; {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,627 INFO L280 TraceCheckUtils]: 37: Hoare triple {11301#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,628 INFO L280 TraceCheckUtils]: 38: Hoare triple {11301#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,628 INFO L280 TraceCheckUtils]: 39: Hoare triple {11301#(<= main_~j~0 2)} havoc #t~nondet3; {11301#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:06,629 INFO L280 TraceCheckUtils]: 40: Hoare triple {11301#(<= main_~j~0 2)} #t~post1 := ~j~0; {11302#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:06,630 INFO L280 TraceCheckUtils]: 41: Hoare triple {11302#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,630 INFO L280 TraceCheckUtils]: 42: Hoare triple {11303#(<= main_~j~0 3)} havoc #t~post1; {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,631 INFO L280 TraceCheckUtils]: 43: Hoare triple {11303#(<= main_~j~0 3)} assume !!(~j~0 < 20); {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,632 INFO L280 TraceCheckUtils]: 44: Hoare triple {11303#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,632 INFO L280 TraceCheckUtils]: 45: Hoare triple {11303#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,633 INFO L280 TraceCheckUtils]: 46: Hoare triple {11303#(<= main_~j~0 3)} havoc #t~nondet2; {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,633 INFO L280 TraceCheckUtils]: 47: Hoare triple {11303#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,634 INFO L280 TraceCheckUtils]: 48: Hoare triple {11303#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,634 INFO L280 TraceCheckUtils]: 49: Hoare triple {11303#(<= main_~j~0 3)} havoc #t~nondet3; {11303#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:06,635 INFO L280 TraceCheckUtils]: 50: Hoare triple {11303#(<= main_~j~0 3)} #t~post1 := ~j~0; {11304#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:06,636 INFO L280 TraceCheckUtils]: 51: Hoare triple {11304#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,636 INFO L280 TraceCheckUtils]: 52: Hoare triple {11305#(<= main_~j~0 4)} havoc #t~post1; {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,637 INFO L280 TraceCheckUtils]: 53: Hoare triple {11305#(<= main_~j~0 4)} assume !!(~j~0 < 20); {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,637 INFO L280 TraceCheckUtils]: 54: Hoare triple {11305#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,638 INFO L280 TraceCheckUtils]: 55: Hoare triple {11305#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,638 INFO L280 TraceCheckUtils]: 56: Hoare triple {11305#(<= main_~j~0 4)} havoc #t~nondet2; {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,639 INFO L280 TraceCheckUtils]: 57: Hoare triple {11305#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,639 INFO L280 TraceCheckUtils]: 58: Hoare triple {11305#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,640 INFO L280 TraceCheckUtils]: 59: Hoare triple {11305#(<= main_~j~0 4)} havoc #t~nondet3; {11305#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:06,640 INFO L280 TraceCheckUtils]: 60: Hoare triple {11305#(<= main_~j~0 4)} #t~post1 := ~j~0; {11306#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:06,641 INFO L280 TraceCheckUtils]: 61: Hoare triple {11306#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,642 INFO L280 TraceCheckUtils]: 62: Hoare triple {11307#(<= main_~j~0 5)} havoc #t~post1; {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,642 INFO L280 TraceCheckUtils]: 63: Hoare triple {11307#(<= main_~j~0 5)} assume !!(~j~0 < 20); {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,643 INFO L280 TraceCheckUtils]: 64: Hoare triple {11307#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,643 INFO L280 TraceCheckUtils]: 65: Hoare triple {11307#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,644 INFO L280 TraceCheckUtils]: 66: Hoare triple {11307#(<= main_~j~0 5)} havoc #t~nondet2; {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,644 INFO L280 TraceCheckUtils]: 67: Hoare triple {11307#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,644 INFO L280 TraceCheckUtils]: 68: Hoare triple {11307#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,645 INFO L280 TraceCheckUtils]: 69: Hoare triple {11307#(<= main_~j~0 5)} havoc #t~nondet3; {11307#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:06,646 INFO L280 TraceCheckUtils]: 70: Hoare triple {11307#(<= main_~j~0 5)} #t~post1 := ~j~0; {11308#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:06,646 INFO L280 TraceCheckUtils]: 71: Hoare triple {11308#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,647 INFO L280 TraceCheckUtils]: 72: Hoare triple {11309#(<= main_~j~0 6)} havoc #t~post1; {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,647 INFO L280 TraceCheckUtils]: 73: Hoare triple {11309#(<= main_~j~0 6)} assume !!(~j~0 < 20); {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,648 INFO L280 TraceCheckUtils]: 74: Hoare triple {11309#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,649 INFO L280 TraceCheckUtils]: 75: Hoare triple {11309#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,649 INFO L280 TraceCheckUtils]: 76: Hoare triple {11309#(<= main_~j~0 6)} havoc #t~nondet2; {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,650 INFO L280 TraceCheckUtils]: 77: Hoare triple {11309#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,650 INFO L280 TraceCheckUtils]: 78: Hoare triple {11309#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,651 INFO L280 TraceCheckUtils]: 79: Hoare triple {11309#(<= main_~j~0 6)} havoc #t~nondet3; {11309#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:06,651 INFO L280 TraceCheckUtils]: 80: Hoare triple {11309#(<= main_~j~0 6)} #t~post1 := ~j~0; {11310#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:06,652 INFO L280 TraceCheckUtils]: 81: Hoare triple {11310#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,653 INFO L280 TraceCheckUtils]: 82: Hoare triple {11311#(<= main_~j~0 7)} havoc #t~post1; {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,653 INFO L280 TraceCheckUtils]: 83: Hoare triple {11311#(<= main_~j~0 7)} assume !!(~j~0 < 20); {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,654 INFO L280 TraceCheckUtils]: 84: Hoare triple {11311#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,654 INFO L280 TraceCheckUtils]: 85: Hoare triple {11311#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,656 INFO L280 TraceCheckUtils]: 86: Hoare triple {11311#(<= main_~j~0 7)} havoc #t~nondet2; {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,657 INFO L280 TraceCheckUtils]: 87: Hoare triple {11311#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,657 INFO L280 TraceCheckUtils]: 88: Hoare triple {11311#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,658 INFO L280 TraceCheckUtils]: 89: Hoare triple {11311#(<= main_~j~0 7)} havoc #t~nondet3; {11311#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:06,658 INFO L280 TraceCheckUtils]: 90: Hoare triple {11311#(<= main_~j~0 7)} #t~post1 := ~j~0; {11312#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:06,659 INFO L280 TraceCheckUtils]: 91: Hoare triple {11312#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,660 INFO L280 TraceCheckUtils]: 92: Hoare triple {11313#(<= main_~j~0 8)} havoc #t~post1; {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,660 INFO L280 TraceCheckUtils]: 93: Hoare triple {11313#(<= main_~j~0 8)} assume !!(~j~0 < 20); {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,661 INFO L280 TraceCheckUtils]: 94: Hoare triple {11313#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,661 INFO L280 TraceCheckUtils]: 95: Hoare triple {11313#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,662 INFO L280 TraceCheckUtils]: 96: Hoare triple {11313#(<= main_~j~0 8)} havoc #t~nondet2; {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,662 INFO L280 TraceCheckUtils]: 97: Hoare triple {11313#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,663 INFO L280 TraceCheckUtils]: 98: Hoare triple {11313#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,663 INFO L280 TraceCheckUtils]: 99: Hoare triple {11313#(<= main_~j~0 8)} havoc #t~nondet3; {11313#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:06,664 INFO L280 TraceCheckUtils]: 100: Hoare triple {11313#(<= main_~j~0 8)} #t~post1 := ~j~0; {11314#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:06,664 INFO L280 TraceCheckUtils]: 101: Hoare triple {11314#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,665 INFO L280 TraceCheckUtils]: 102: Hoare triple {11315#(<= main_~j~0 9)} havoc #t~post1; {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,665 INFO L280 TraceCheckUtils]: 103: Hoare triple {11315#(<= main_~j~0 9)} assume !!(~j~0 < 20); {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,666 INFO L280 TraceCheckUtils]: 104: Hoare triple {11315#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,666 INFO L280 TraceCheckUtils]: 105: Hoare triple {11315#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,667 INFO L280 TraceCheckUtils]: 106: Hoare triple {11315#(<= main_~j~0 9)} havoc #t~nondet2; {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,667 INFO L280 TraceCheckUtils]: 107: Hoare triple {11315#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,668 INFO L280 TraceCheckUtils]: 108: Hoare triple {11315#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,668 INFO L280 TraceCheckUtils]: 109: Hoare triple {11315#(<= main_~j~0 9)} havoc #t~nondet3; {11315#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:06,669 INFO L280 TraceCheckUtils]: 110: Hoare triple {11315#(<= main_~j~0 9)} #t~post1 := ~j~0; {11316#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:06,670 INFO L280 TraceCheckUtils]: 111: Hoare triple {11316#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,670 INFO L280 TraceCheckUtils]: 112: Hoare triple {11317#(<= main_~j~0 10)} havoc #t~post1; {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,671 INFO L280 TraceCheckUtils]: 113: Hoare triple {11317#(<= main_~j~0 10)} assume !!(~j~0 < 20); {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,672 INFO L280 TraceCheckUtils]: 114: Hoare triple {11317#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,672 INFO L280 TraceCheckUtils]: 115: Hoare triple {11317#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,673 INFO L280 TraceCheckUtils]: 116: Hoare triple {11317#(<= main_~j~0 10)} havoc #t~nondet2; {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,673 INFO L280 TraceCheckUtils]: 117: Hoare triple {11317#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,674 INFO L280 TraceCheckUtils]: 118: Hoare triple {11317#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,674 INFO L280 TraceCheckUtils]: 119: Hoare triple {11317#(<= main_~j~0 10)} havoc #t~nondet3; {11317#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:06,675 INFO L280 TraceCheckUtils]: 120: Hoare triple {11317#(<= main_~j~0 10)} #t~post1 := ~j~0; {11318#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:06,676 INFO L280 TraceCheckUtils]: 121: Hoare triple {11318#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,676 INFO L280 TraceCheckUtils]: 122: Hoare triple {11319#(<= main_~j~0 11)} havoc #t~post1; {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,677 INFO L280 TraceCheckUtils]: 123: Hoare triple {11319#(<= main_~j~0 11)} assume !!(~j~0 < 20); {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,677 INFO L280 TraceCheckUtils]: 124: Hoare triple {11319#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,678 INFO L280 TraceCheckUtils]: 125: Hoare triple {11319#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,678 INFO L280 TraceCheckUtils]: 126: Hoare triple {11319#(<= main_~j~0 11)} havoc #t~nondet2; {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,679 INFO L280 TraceCheckUtils]: 127: Hoare triple {11319#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,679 INFO L280 TraceCheckUtils]: 128: Hoare triple {11319#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,680 INFO L280 TraceCheckUtils]: 129: Hoare triple {11319#(<= main_~j~0 11)} havoc #t~nondet3; {11319#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:06,680 INFO L280 TraceCheckUtils]: 130: Hoare triple {11319#(<= main_~j~0 11)} #t~post1 := ~j~0; {11320#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:06,681 INFO L280 TraceCheckUtils]: 131: Hoare triple {11320#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,682 INFO L280 TraceCheckUtils]: 132: Hoare triple {11321#(<= main_~j~0 12)} havoc #t~post1; {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,682 INFO L280 TraceCheckUtils]: 133: Hoare triple {11321#(<= main_~j~0 12)} assume !!(~j~0 < 20); {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,683 INFO L280 TraceCheckUtils]: 134: Hoare triple {11321#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,683 INFO L280 TraceCheckUtils]: 135: Hoare triple {11321#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,684 INFO L280 TraceCheckUtils]: 136: Hoare triple {11321#(<= main_~j~0 12)} havoc #t~nondet2; {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,684 INFO L280 TraceCheckUtils]: 137: Hoare triple {11321#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,685 INFO L280 TraceCheckUtils]: 138: Hoare triple {11321#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,685 INFO L280 TraceCheckUtils]: 139: Hoare triple {11321#(<= main_~j~0 12)} havoc #t~nondet3; {11321#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:06,686 INFO L280 TraceCheckUtils]: 140: Hoare triple {11321#(<= main_~j~0 12)} #t~post1 := ~j~0; {11322#(<= |main_#t~post1| 12)} is VALID [2020-07-18 05:14:06,686 INFO L280 TraceCheckUtils]: 141: Hoare triple {11322#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {11323#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:06,687 INFO L280 TraceCheckUtils]: 142: Hoare triple {11323#(<= main_~j~0 13)} havoc #t~post1; {11323#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:06,687 INFO L280 TraceCheckUtils]: 143: Hoare triple {11323#(<= main_~j~0 13)} assume !(~j~0 < 20); {11291#false} is VALID [2020-07-18 05:14:06,688 INFO L280 TraceCheckUtils]: 144: Hoare triple {11291#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {11291#false} is VALID [2020-07-18 05:14:06,688 INFO L280 TraceCheckUtils]: 145: Hoare triple {11291#false} ~i~0 := #t~nondet4; {11291#false} is VALID [2020-07-18 05:14:06,688 INFO L280 TraceCheckUtils]: 146: Hoare triple {11291#false} havoc #t~nondet4; {11291#false} is VALID [2020-07-18 05:14:06,688 INFO L280 TraceCheckUtils]: 147: Hoare triple {11291#false} assume ~i~0 >= 0 && ~i~0 < 10; {11291#false} is VALID [2020-07-18 05:14:06,688 INFO L280 TraceCheckUtils]: 148: Hoare triple {11291#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {11291#false} is VALID [2020-07-18 05:14:06,689 INFO L280 TraceCheckUtils]: 149: Hoare triple {11291#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {11291#false} is VALID [2020-07-18 05:14:06,689 INFO L280 TraceCheckUtils]: 150: Hoare triple {11291#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {11291#false} is VALID [2020-07-18 05:14:06,689 INFO L280 TraceCheckUtils]: 151: Hoare triple {11291#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {11291#false} is VALID [2020-07-18 05:14:06,689 INFO L280 TraceCheckUtils]: 152: Hoare triple {11291#false} ~i~0 := 10 + #t~mem5; {11291#false} is VALID [2020-07-18 05:14:06,689 INFO L280 TraceCheckUtils]: 153: Hoare triple {11291#false} havoc #t~mem5; {11291#false} is VALID [2020-07-18 05:14:06,690 INFO L280 TraceCheckUtils]: 154: Hoare triple {11291#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {11291#false} is VALID [2020-07-18 05:14:06,690 INFO L280 TraceCheckUtils]: 155: Hoare triple {11291#false} assume !(~i~0 < #t~mem6); {11291#false} is VALID [2020-07-18 05:14:06,690 INFO L280 TraceCheckUtils]: 156: Hoare triple {11291#false} havoc #t~mem6; {11291#false} is VALID [2020-07-18 05:14:06,690 INFO L263 TraceCheckUtils]: 157: Hoare triple {11291#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {11290#true} is VALID [2020-07-18 05:14:06,690 INFO L280 TraceCheckUtils]: 158: Hoare triple {11290#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {11290#true} is VALID [2020-07-18 05:14:06,691 INFO L280 TraceCheckUtils]: 159: Hoare triple {11290#true} ~b := #in~b; {11290#true} is VALID [2020-07-18 05:14:06,691 INFO L280 TraceCheckUtils]: 160: Hoare triple {11290#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {11290#true} is VALID [2020-07-18 05:14:06,691 INFO L280 TraceCheckUtils]: 161: Hoare triple {11290#true} #res := (if #t~mem0 == ~b then 1 else 0); {11290#true} is VALID [2020-07-18 05:14:06,691 INFO L280 TraceCheckUtils]: 162: Hoare triple {11290#true} havoc #t~mem0; {11290#true} is VALID [2020-07-18 05:14:06,691 INFO L280 TraceCheckUtils]: 163: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-18 05:14:06,691 INFO L275 TraceCheckUtils]: 164: Hoare quadruple {11290#true} {11291#false} #96#return; {11291#false} is VALID [2020-07-18 05:14:06,692 INFO L280 TraceCheckUtils]: 165: Hoare triple {11291#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {11291#false} is VALID [2020-07-18 05:14:06,692 INFO L280 TraceCheckUtils]: 166: Hoare triple {11291#false} assume 0 == #t~ret8; {11291#false} is VALID [2020-07-18 05:14:06,692 INFO L280 TraceCheckUtils]: 167: Hoare triple {11291#false} havoc #t~ret8; {11291#false} is VALID [2020-07-18 05:14:06,692 INFO L280 TraceCheckUtils]: 168: Hoare triple {11291#false} assume !false; {11291#false} is VALID [2020-07-18 05:14:06,715 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 793 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:06,716 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1821484755] [2020-07-18 05:14:06,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:06,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-07-18 05:14:06,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008280527] [2020-07-18 05:14:06,717 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 169 [2020-07-18 05:14:06,717 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:06,717 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states. [2020-07-18 05:14:06,883 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 169 edges. 169 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:06,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-07-18 05:14:06,883 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:06,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-07-18 05:14:06,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=644, Unknown=0, NotChecked=0, Total=870 [2020-07-18 05:14:06,884 INFO L87 Difference]: Start difference. First operand 174 states and 175 transitions. Second operand 30 states. [2020-07-18 05:14:09,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:09,288 INFO L93 Difference]: Finished difference Result 222 states and 224 transitions. [2020-07-18 05:14:09,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-07-18 05:14:09,288 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 169 [2020-07-18 05:14:09,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-18 05:14:09,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 224 transitions. [2020-07-18 05:14:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-18 05:14:09,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 224 transitions. [2020-07-18 05:14:09,294 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 43 states and 224 transitions. [2020-07-18 05:14:09,536 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:09,540 INFO L225 Difference]: With dead ends: 222 [2020-07-18 05:14:09,540 INFO L226 Difference]: Without dead ends: 192 [2020-07-18 05:14:09,541 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 506 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=980, Invalid=2100, Unknown=0, NotChecked=0, Total=3080 [2020-07-18 05:14:09,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-07-18 05:14:09,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 184. [2020-07-18 05:14:09,728 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:09,728 INFO L82 GeneralOperation]: Start isEquivalent. First operand 192 states. Second operand 184 states. [2020-07-18 05:14:09,728 INFO L74 IsIncluded]: Start isIncluded. First operand 192 states. Second operand 184 states. [2020-07-18 05:14:09,728 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 184 states. [2020-07-18 05:14:09,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:09,733 INFO L93 Difference]: Finished difference Result 192 states and 193 transitions. [2020-07-18 05:14:09,734 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 193 transitions. [2020-07-18 05:14:09,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:09,734 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:09,735 INFO L74 IsIncluded]: Start isIncluded. First operand 184 states. Second operand 192 states. [2020-07-18 05:14:09,735 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 192 states. [2020-07-18 05:14:09,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:09,741 INFO L93 Difference]: Finished difference Result 192 states and 193 transitions. [2020-07-18 05:14:09,741 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 193 transitions. [2020-07-18 05:14:09,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:09,742 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:09,742 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:09,742 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:09,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-07-18 05:14:09,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 185 transitions. [2020-07-18 05:14:09,748 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 185 transitions. Word has length 169 [2020-07-18 05:14:09,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:09,749 INFO L479 AbstractCegarLoop]: Abstraction has 184 states and 185 transitions. [2020-07-18 05:14:09,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-07-18 05:14:09,749 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 184 states and 185 transitions. [2020-07-18 05:14:09,968 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 185 edges. 185 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:09,968 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 185 transitions. [2020-07-18 05:14:09,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-07-18 05:14:09,970 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:09,971 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:09,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-07-18 05:14:09,971 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:09,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:09,971 INFO L82 PathProgramCache]: Analyzing trace with hash 40366649, now seen corresponding path program 14 times [2020-07-18 05:14:09,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:09,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [570962512] [2020-07-18 05:14:09,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:10,569 INFO L280 TraceCheckUtils]: 0: Hoare triple {12625#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12582#true} is VALID [2020-07-18 05:14:10,569 INFO L280 TraceCheckUtils]: 1: Hoare triple {12582#true} #valid := #valid[0 := 0]; {12582#true} is VALID [2020-07-18 05:14:10,570 INFO L280 TraceCheckUtils]: 2: Hoare triple {12582#true} assume 0 < #StackHeapBarrier; {12582#true} is VALID [2020-07-18 05:14:10,570 INFO L280 TraceCheckUtils]: 3: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-18 05:14:10,570 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {12582#true} {12582#true} #92#return; {12582#true} is VALID [2020-07-18 05:14:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:10,574 INFO L280 TraceCheckUtils]: 0: Hoare triple {12582#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {12582#true} is VALID [2020-07-18 05:14:10,574 INFO L280 TraceCheckUtils]: 1: Hoare triple {12582#true} ~b := #in~b; {12582#true} is VALID [2020-07-18 05:14:10,575 INFO L280 TraceCheckUtils]: 2: Hoare triple {12582#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {12582#true} is VALID [2020-07-18 05:14:10,575 INFO L280 TraceCheckUtils]: 3: Hoare triple {12582#true} #res := (if #t~mem0 == ~b then 1 else 0); {12582#true} is VALID [2020-07-18 05:14:10,575 INFO L280 TraceCheckUtils]: 4: Hoare triple {12582#true} havoc #t~mem0; {12582#true} is VALID [2020-07-18 05:14:10,575 INFO L280 TraceCheckUtils]: 5: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-18 05:14:10,575 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {12582#true} {12583#false} #96#return; {12583#false} is VALID [2020-07-18 05:14:10,576 INFO L263 TraceCheckUtils]: 0: Hoare triple {12582#true} call ULTIMATE.init(); {12625#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:10,577 INFO L280 TraceCheckUtils]: 1: Hoare triple {12625#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12582#true} is VALID [2020-07-18 05:14:10,577 INFO L280 TraceCheckUtils]: 2: Hoare triple {12582#true} #valid := #valid[0 := 0]; {12582#true} is VALID [2020-07-18 05:14:10,577 INFO L280 TraceCheckUtils]: 3: Hoare triple {12582#true} assume 0 < #StackHeapBarrier; {12582#true} is VALID [2020-07-18 05:14:10,577 INFO L280 TraceCheckUtils]: 4: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-18 05:14:10,577 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {12582#true} {12582#true} #92#return; {12582#true} is VALID [2020-07-18 05:14:10,578 INFO L263 TraceCheckUtils]: 6: Hoare triple {12582#true} call #t~ret9 := main(); {12582#true} is VALID [2020-07-18 05:14:10,578 INFO L280 TraceCheckUtils]: 7: Hoare triple {12582#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {12582#true} is VALID [2020-07-18 05:14:10,578 INFO L280 TraceCheckUtils]: 8: Hoare triple {12582#true} havoc ~ad2~0.base, ~ad2~0.offset; {12582#true} is VALID [2020-07-18 05:14:10,578 INFO L280 TraceCheckUtils]: 9: Hoare triple {12582#true} havoc ~i~0; {12582#true} is VALID [2020-07-18 05:14:10,578 INFO L280 TraceCheckUtils]: 10: Hoare triple {12582#true} havoc ~j~0; {12582#true} is VALID [2020-07-18 05:14:10,578 INFO L280 TraceCheckUtils]: 11: Hoare triple {12582#true} havoc ~pa~0.base, ~pa~0.offset; {12582#true} is VALID [2020-07-18 05:14:10,579 INFO L280 TraceCheckUtils]: 12: Hoare triple {12582#true} ~j~0 := 0; {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,580 INFO L280 TraceCheckUtils]: 13: Hoare triple {12589#(= 0 main_~j~0)} assume !!(~j~0 < 20); {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,580 INFO L280 TraceCheckUtils]: 14: Hoare triple {12589#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,581 INFO L280 TraceCheckUtils]: 15: Hoare triple {12589#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,581 INFO L280 TraceCheckUtils]: 16: Hoare triple {12589#(= 0 main_~j~0)} havoc #t~nondet2; {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,582 INFO L280 TraceCheckUtils]: 17: Hoare triple {12589#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,583 INFO L280 TraceCheckUtils]: 18: Hoare triple {12589#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,583 INFO L280 TraceCheckUtils]: 19: Hoare triple {12589#(= 0 main_~j~0)} havoc #t~nondet3; {12589#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:10,584 INFO L280 TraceCheckUtils]: 20: Hoare triple {12589#(= 0 main_~j~0)} #t~post1 := ~j~0; {12590#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:10,584 INFO L280 TraceCheckUtils]: 21: Hoare triple {12590#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,585 INFO L280 TraceCheckUtils]: 22: Hoare triple {12591#(<= main_~j~0 1)} havoc #t~post1; {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,585 INFO L280 TraceCheckUtils]: 23: Hoare triple {12591#(<= main_~j~0 1)} assume !!(~j~0 < 20); {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,586 INFO L280 TraceCheckUtils]: 24: Hoare triple {12591#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,586 INFO L280 TraceCheckUtils]: 25: Hoare triple {12591#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,587 INFO L280 TraceCheckUtils]: 26: Hoare triple {12591#(<= main_~j~0 1)} havoc #t~nondet2; {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,587 INFO L280 TraceCheckUtils]: 27: Hoare triple {12591#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,588 INFO L280 TraceCheckUtils]: 28: Hoare triple {12591#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,589 INFO L280 TraceCheckUtils]: 29: Hoare triple {12591#(<= main_~j~0 1)} havoc #t~nondet3; {12591#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:10,589 INFO L280 TraceCheckUtils]: 30: Hoare triple {12591#(<= main_~j~0 1)} #t~post1 := ~j~0; {12592#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:10,590 INFO L280 TraceCheckUtils]: 31: Hoare triple {12592#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,591 INFO L280 TraceCheckUtils]: 32: Hoare triple {12593#(<= main_~j~0 2)} havoc #t~post1; {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,591 INFO L280 TraceCheckUtils]: 33: Hoare triple {12593#(<= main_~j~0 2)} assume !!(~j~0 < 20); {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,592 INFO L280 TraceCheckUtils]: 34: Hoare triple {12593#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,592 INFO L280 TraceCheckUtils]: 35: Hoare triple {12593#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,593 INFO L280 TraceCheckUtils]: 36: Hoare triple {12593#(<= main_~j~0 2)} havoc #t~nondet2; {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,593 INFO L280 TraceCheckUtils]: 37: Hoare triple {12593#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,594 INFO L280 TraceCheckUtils]: 38: Hoare triple {12593#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,594 INFO L280 TraceCheckUtils]: 39: Hoare triple {12593#(<= main_~j~0 2)} havoc #t~nondet3; {12593#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:10,595 INFO L280 TraceCheckUtils]: 40: Hoare triple {12593#(<= main_~j~0 2)} #t~post1 := ~j~0; {12594#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:10,596 INFO L280 TraceCheckUtils]: 41: Hoare triple {12594#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,596 INFO L280 TraceCheckUtils]: 42: Hoare triple {12595#(<= main_~j~0 3)} havoc #t~post1; {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,597 INFO L280 TraceCheckUtils]: 43: Hoare triple {12595#(<= main_~j~0 3)} assume !!(~j~0 < 20); {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,597 INFO L280 TraceCheckUtils]: 44: Hoare triple {12595#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,598 INFO L280 TraceCheckUtils]: 45: Hoare triple {12595#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,598 INFO L280 TraceCheckUtils]: 46: Hoare triple {12595#(<= main_~j~0 3)} havoc #t~nondet2; {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,599 INFO L280 TraceCheckUtils]: 47: Hoare triple {12595#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,599 INFO L280 TraceCheckUtils]: 48: Hoare triple {12595#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,600 INFO L280 TraceCheckUtils]: 49: Hoare triple {12595#(<= main_~j~0 3)} havoc #t~nondet3; {12595#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:10,600 INFO L280 TraceCheckUtils]: 50: Hoare triple {12595#(<= main_~j~0 3)} #t~post1 := ~j~0; {12596#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:10,601 INFO L280 TraceCheckUtils]: 51: Hoare triple {12596#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,602 INFO L280 TraceCheckUtils]: 52: Hoare triple {12597#(<= main_~j~0 4)} havoc #t~post1; {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,602 INFO L280 TraceCheckUtils]: 53: Hoare triple {12597#(<= main_~j~0 4)} assume !!(~j~0 < 20); {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,603 INFO L280 TraceCheckUtils]: 54: Hoare triple {12597#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,603 INFO L280 TraceCheckUtils]: 55: Hoare triple {12597#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,604 INFO L280 TraceCheckUtils]: 56: Hoare triple {12597#(<= main_~j~0 4)} havoc #t~nondet2; {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,604 INFO L280 TraceCheckUtils]: 57: Hoare triple {12597#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,605 INFO L280 TraceCheckUtils]: 58: Hoare triple {12597#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,605 INFO L280 TraceCheckUtils]: 59: Hoare triple {12597#(<= main_~j~0 4)} havoc #t~nondet3; {12597#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:10,606 INFO L280 TraceCheckUtils]: 60: Hoare triple {12597#(<= main_~j~0 4)} #t~post1 := ~j~0; {12598#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:10,607 INFO L280 TraceCheckUtils]: 61: Hoare triple {12598#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,607 INFO L280 TraceCheckUtils]: 62: Hoare triple {12599#(<= main_~j~0 5)} havoc #t~post1; {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,608 INFO L280 TraceCheckUtils]: 63: Hoare triple {12599#(<= main_~j~0 5)} assume !!(~j~0 < 20); {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,608 INFO L280 TraceCheckUtils]: 64: Hoare triple {12599#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,609 INFO L280 TraceCheckUtils]: 65: Hoare triple {12599#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,609 INFO L280 TraceCheckUtils]: 66: Hoare triple {12599#(<= main_~j~0 5)} havoc #t~nondet2; {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,610 INFO L280 TraceCheckUtils]: 67: Hoare triple {12599#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,610 INFO L280 TraceCheckUtils]: 68: Hoare triple {12599#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,611 INFO L280 TraceCheckUtils]: 69: Hoare triple {12599#(<= main_~j~0 5)} havoc #t~nondet3; {12599#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:10,612 INFO L280 TraceCheckUtils]: 70: Hoare triple {12599#(<= main_~j~0 5)} #t~post1 := ~j~0; {12600#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:10,612 INFO L280 TraceCheckUtils]: 71: Hoare triple {12600#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,613 INFO L280 TraceCheckUtils]: 72: Hoare triple {12601#(<= main_~j~0 6)} havoc #t~post1; {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,614 INFO L280 TraceCheckUtils]: 73: Hoare triple {12601#(<= main_~j~0 6)} assume !!(~j~0 < 20); {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,614 INFO L280 TraceCheckUtils]: 74: Hoare triple {12601#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,615 INFO L280 TraceCheckUtils]: 75: Hoare triple {12601#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,615 INFO L280 TraceCheckUtils]: 76: Hoare triple {12601#(<= main_~j~0 6)} havoc #t~nondet2; {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,616 INFO L280 TraceCheckUtils]: 77: Hoare triple {12601#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,616 INFO L280 TraceCheckUtils]: 78: Hoare triple {12601#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,617 INFO L280 TraceCheckUtils]: 79: Hoare triple {12601#(<= main_~j~0 6)} havoc #t~nondet3; {12601#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:10,617 INFO L280 TraceCheckUtils]: 80: Hoare triple {12601#(<= main_~j~0 6)} #t~post1 := ~j~0; {12602#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:10,618 INFO L280 TraceCheckUtils]: 81: Hoare triple {12602#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,619 INFO L280 TraceCheckUtils]: 82: Hoare triple {12603#(<= main_~j~0 7)} havoc #t~post1; {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,619 INFO L280 TraceCheckUtils]: 83: Hoare triple {12603#(<= main_~j~0 7)} assume !!(~j~0 < 20); {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,620 INFO L280 TraceCheckUtils]: 84: Hoare triple {12603#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,620 INFO L280 TraceCheckUtils]: 85: Hoare triple {12603#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,620 INFO L280 TraceCheckUtils]: 86: Hoare triple {12603#(<= main_~j~0 7)} havoc #t~nondet2; {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,621 INFO L280 TraceCheckUtils]: 87: Hoare triple {12603#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,621 INFO L280 TraceCheckUtils]: 88: Hoare triple {12603#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,622 INFO L280 TraceCheckUtils]: 89: Hoare triple {12603#(<= main_~j~0 7)} havoc #t~nondet3; {12603#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:10,622 INFO L280 TraceCheckUtils]: 90: Hoare triple {12603#(<= main_~j~0 7)} #t~post1 := ~j~0; {12604#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:10,623 INFO L280 TraceCheckUtils]: 91: Hoare triple {12604#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,623 INFO L280 TraceCheckUtils]: 92: Hoare triple {12605#(<= main_~j~0 8)} havoc #t~post1; {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,623 INFO L280 TraceCheckUtils]: 93: Hoare triple {12605#(<= main_~j~0 8)} assume !!(~j~0 < 20); {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,624 INFO L280 TraceCheckUtils]: 94: Hoare triple {12605#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,624 INFO L280 TraceCheckUtils]: 95: Hoare triple {12605#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,624 INFO L280 TraceCheckUtils]: 96: Hoare triple {12605#(<= main_~j~0 8)} havoc #t~nondet2; {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,625 INFO L280 TraceCheckUtils]: 97: Hoare triple {12605#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,626 INFO L280 TraceCheckUtils]: 98: Hoare triple {12605#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,629 INFO L280 TraceCheckUtils]: 99: Hoare triple {12605#(<= main_~j~0 8)} havoc #t~nondet3; {12605#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:10,633 INFO L280 TraceCheckUtils]: 100: Hoare triple {12605#(<= main_~j~0 8)} #t~post1 := ~j~0; {12606#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:10,634 INFO L280 TraceCheckUtils]: 101: Hoare triple {12606#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,634 INFO L280 TraceCheckUtils]: 102: Hoare triple {12607#(<= main_~j~0 9)} havoc #t~post1; {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,634 INFO L280 TraceCheckUtils]: 103: Hoare triple {12607#(<= main_~j~0 9)} assume !!(~j~0 < 20); {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,635 INFO L280 TraceCheckUtils]: 104: Hoare triple {12607#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,635 INFO L280 TraceCheckUtils]: 105: Hoare triple {12607#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,636 INFO L280 TraceCheckUtils]: 106: Hoare triple {12607#(<= main_~j~0 9)} havoc #t~nondet2; {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,636 INFO L280 TraceCheckUtils]: 107: Hoare triple {12607#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,636 INFO L280 TraceCheckUtils]: 108: Hoare triple {12607#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,637 INFO L280 TraceCheckUtils]: 109: Hoare triple {12607#(<= main_~j~0 9)} havoc #t~nondet3; {12607#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:10,637 INFO L280 TraceCheckUtils]: 110: Hoare triple {12607#(<= main_~j~0 9)} #t~post1 := ~j~0; {12608#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:10,638 INFO L280 TraceCheckUtils]: 111: Hoare triple {12608#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,638 INFO L280 TraceCheckUtils]: 112: Hoare triple {12609#(<= main_~j~0 10)} havoc #t~post1; {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,638 INFO L280 TraceCheckUtils]: 113: Hoare triple {12609#(<= main_~j~0 10)} assume !!(~j~0 < 20); {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,645 INFO L280 TraceCheckUtils]: 114: Hoare triple {12609#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,646 INFO L280 TraceCheckUtils]: 115: Hoare triple {12609#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,647 INFO L280 TraceCheckUtils]: 116: Hoare triple {12609#(<= main_~j~0 10)} havoc #t~nondet2; {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,647 INFO L280 TraceCheckUtils]: 117: Hoare triple {12609#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,648 INFO L280 TraceCheckUtils]: 118: Hoare triple {12609#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,648 INFO L280 TraceCheckUtils]: 119: Hoare triple {12609#(<= main_~j~0 10)} havoc #t~nondet3; {12609#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:10,649 INFO L280 TraceCheckUtils]: 120: Hoare triple {12609#(<= main_~j~0 10)} #t~post1 := ~j~0; {12610#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:10,651 INFO L280 TraceCheckUtils]: 121: Hoare triple {12610#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,651 INFO L280 TraceCheckUtils]: 122: Hoare triple {12611#(<= main_~j~0 11)} havoc #t~post1; {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,652 INFO L280 TraceCheckUtils]: 123: Hoare triple {12611#(<= main_~j~0 11)} assume !!(~j~0 < 20); {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,652 INFO L280 TraceCheckUtils]: 124: Hoare triple {12611#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,653 INFO L280 TraceCheckUtils]: 125: Hoare triple {12611#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,653 INFO L280 TraceCheckUtils]: 126: Hoare triple {12611#(<= main_~j~0 11)} havoc #t~nondet2; {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,654 INFO L280 TraceCheckUtils]: 127: Hoare triple {12611#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,655 INFO L280 TraceCheckUtils]: 128: Hoare triple {12611#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,655 INFO L280 TraceCheckUtils]: 129: Hoare triple {12611#(<= main_~j~0 11)} havoc #t~nondet3; {12611#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:10,656 INFO L280 TraceCheckUtils]: 130: Hoare triple {12611#(<= main_~j~0 11)} #t~post1 := ~j~0; {12612#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:10,656 INFO L280 TraceCheckUtils]: 131: Hoare triple {12612#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,657 INFO L280 TraceCheckUtils]: 132: Hoare triple {12613#(<= main_~j~0 12)} havoc #t~post1; {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,658 INFO L280 TraceCheckUtils]: 133: Hoare triple {12613#(<= main_~j~0 12)} assume !!(~j~0 < 20); {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,659 INFO L280 TraceCheckUtils]: 134: Hoare triple {12613#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,659 INFO L280 TraceCheckUtils]: 135: Hoare triple {12613#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,659 INFO L280 TraceCheckUtils]: 136: Hoare triple {12613#(<= main_~j~0 12)} havoc #t~nondet2; {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,660 INFO L280 TraceCheckUtils]: 137: Hoare triple {12613#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,660 INFO L280 TraceCheckUtils]: 138: Hoare triple {12613#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,660 INFO L280 TraceCheckUtils]: 139: Hoare triple {12613#(<= main_~j~0 12)} havoc #t~nondet3; {12613#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:10,661 INFO L280 TraceCheckUtils]: 140: Hoare triple {12613#(<= main_~j~0 12)} #t~post1 := ~j~0; {12614#(<= |main_#t~post1| 12)} is VALID [2020-07-18 05:14:10,661 INFO L280 TraceCheckUtils]: 141: Hoare triple {12614#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,662 INFO L280 TraceCheckUtils]: 142: Hoare triple {12615#(<= main_~j~0 13)} havoc #t~post1; {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,662 INFO L280 TraceCheckUtils]: 143: Hoare triple {12615#(<= main_~j~0 13)} assume !!(~j~0 < 20); {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,663 INFO L280 TraceCheckUtils]: 144: Hoare triple {12615#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,663 INFO L280 TraceCheckUtils]: 145: Hoare triple {12615#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,663 INFO L280 TraceCheckUtils]: 146: Hoare triple {12615#(<= main_~j~0 13)} havoc #t~nondet2; {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,665 INFO L280 TraceCheckUtils]: 147: Hoare triple {12615#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,668 INFO L280 TraceCheckUtils]: 148: Hoare triple {12615#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,672 INFO L280 TraceCheckUtils]: 149: Hoare triple {12615#(<= main_~j~0 13)} havoc #t~nondet3; {12615#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:10,672 INFO L280 TraceCheckUtils]: 150: Hoare triple {12615#(<= main_~j~0 13)} #t~post1 := ~j~0; {12616#(<= |main_#t~post1| 13)} is VALID [2020-07-18 05:14:10,673 INFO L280 TraceCheckUtils]: 151: Hoare triple {12616#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {12617#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:10,674 INFO L280 TraceCheckUtils]: 152: Hoare triple {12617#(<= main_~j~0 14)} havoc #t~post1; {12617#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:10,674 INFO L280 TraceCheckUtils]: 153: Hoare triple {12617#(<= main_~j~0 14)} assume !(~j~0 < 20); {12583#false} is VALID [2020-07-18 05:14:10,675 INFO L280 TraceCheckUtils]: 154: Hoare triple {12583#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {12583#false} is VALID [2020-07-18 05:14:10,675 INFO L280 TraceCheckUtils]: 155: Hoare triple {12583#false} ~i~0 := #t~nondet4; {12583#false} is VALID [2020-07-18 05:14:10,675 INFO L280 TraceCheckUtils]: 156: Hoare triple {12583#false} havoc #t~nondet4; {12583#false} is VALID [2020-07-18 05:14:10,675 INFO L280 TraceCheckUtils]: 157: Hoare triple {12583#false} assume ~i~0 >= 0 && ~i~0 < 10; {12583#false} is VALID [2020-07-18 05:14:10,675 INFO L280 TraceCheckUtils]: 158: Hoare triple {12583#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {12583#false} is VALID [2020-07-18 05:14:10,675 INFO L280 TraceCheckUtils]: 159: Hoare triple {12583#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {12583#false} is VALID [2020-07-18 05:14:10,676 INFO L280 TraceCheckUtils]: 160: Hoare triple {12583#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {12583#false} is VALID [2020-07-18 05:14:10,676 INFO L280 TraceCheckUtils]: 161: Hoare triple {12583#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {12583#false} is VALID [2020-07-18 05:14:10,676 INFO L280 TraceCheckUtils]: 162: Hoare triple {12583#false} ~i~0 := 10 + #t~mem5; {12583#false} is VALID [2020-07-18 05:14:10,676 INFO L280 TraceCheckUtils]: 163: Hoare triple {12583#false} havoc #t~mem5; {12583#false} is VALID [2020-07-18 05:14:10,676 INFO L280 TraceCheckUtils]: 164: Hoare triple {12583#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {12583#false} is VALID [2020-07-18 05:14:10,676 INFO L280 TraceCheckUtils]: 165: Hoare triple {12583#false} assume !(~i~0 < #t~mem6); {12583#false} is VALID [2020-07-18 05:14:10,677 INFO L280 TraceCheckUtils]: 166: Hoare triple {12583#false} havoc #t~mem6; {12583#false} is VALID [2020-07-18 05:14:10,677 INFO L263 TraceCheckUtils]: 167: Hoare triple {12583#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {12582#true} is VALID [2020-07-18 05:14:10,677 INFO L280 TraceCheckUtils]: 168: Hoare triple {12582#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {12582#true} is VALID [2020-07-18 05:14:10,677 INFO L280 TraceCheckUtils]: 169: Hoare triple {12582#true} ~b := #in~b; {12582#true} is VALID [2020-07-18 05:14:10,677 INFO L280 TraceCheckUtils]: 170: Hoare triple {12582#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {12582#true} is VALID [2020-07-18 05:14:10,677 INFO L280 TraceCheckUtils]: 171: Hoare triple {12582#true} #res := (if #t~mem0 == ~b then 1 else 0); {12582#true} is VALID [2020-07-18 05:14:10,678 INFO L280 TraceCheckUtils]: 172: Hoare triple {12582#true} havoc #t~mem0; {12582#true} is VALID [2020-07-18 05:14:10,678 INFO L280 TraceCheckUtils]: 173: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-18 05:14:10,678 INFO L275 TraceCheckUtils]: 174: Hoare quadruple {12582#true} {12583#false} #96#return; {12583#false} is VALID [2020-07-18 05:14:10,678 INFO L280 TraceCheckUtils]: 175: Hoare triple {12583#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {12583#false} is VALID [2020-07-18 05:14:10,678 INFO L280 TraceCheckUtils]: 176: Hoare triple {12583#false} assume 0 == #t~ret8; {12583#false} is VALID [2020-07-18 05:14:10,678 INFO L280 TraceCheckUtils]: 177: Hoare triple {12583#false} havoc #t~ret8; {12583#false} is VALID [2020-07-18 05:14:10,679 INFO L280 TraceCheckUtils]: 178: Hoare triple {12583#false} assume !false; {12583#false} is VALID [2020-07-18 05:14:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:10,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [570962512] [2020-07-18 05:14:10,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:10,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-07-18 05:14:10,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371464565] [2020-07-18 05:14:10,701 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 179 [2020-07-18 05:14:10,702 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:10,702 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states. [2020-07-18 05:14:10,918 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 179 edges. 179 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:10,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-07-18 05:14:10,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:10,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-07-18 05:14:10,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=735, Unknown=0, NotChecked=0, Total=992 [2020-07-18 05:14:10,920 INFO L87 Difference]: Start difference. First operand 184 states and 185 transitions. Second operand 32 states. [2020-07-18 05:14:12,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:12,712 INFO L93 Difference]: Finished difference Result 232 states and 234 transitions. [2020-07-18 05:14:12,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-07-18 05:14:12,713 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 179 [2020-07-18 05:14:12,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-18 05:14:12,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 234 transitions. [2020-07-18 05:14:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-18 05:14:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 234 transitions. [2020-07-18 05:14:12,720 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 46 states and 234 transitions. [2020-07-18 05:14:12,980 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 234 edges. 234 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:12,985 INFO L225 Difference]: With dead ends: 232 [2020-07-18 05:14:12,985 INFO L226 Difference]: Without dead ends: 202 [2020-07-18 05:14:12,987 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1125, Invalid=2415, Unknown=0, NotChecked=0, Total=3540 [2020-07-18 05:14:12,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-07-18 05:14:13,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 194. [2020-07-18 05:14:13,158 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:13,158 INFO L82 GeneralOperation]: Start isEquivalent. First operand 202 states. Second operand 194 states. [2020-07-18 05:14:13,158 INFO L74 IsIncluded]: Start isIncluded. First operand 202 states. Second operand 194 states. [2020-07-18 05:14:13,159 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 194 states. [2020-07-18 05:14:13,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:13,164 INFO L93 Difference]: Finished difference Result 202 states and 203 transitions. [2020-07-18 05:14:13,164 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 203 transitions. [2020-07-18 05:14:13,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:13,165 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:13,165 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 202 states. [2020-07-18 05:14:13,165 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 202 states. [2020-07-18 05:14:13,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:13,171 INFO L93 Difference]: Finished difference Result 202 states and 203 transitions. [2020-07-18 05:14:13,171 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 203 transitions. [2020-07-18 05:14:13,172 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:13,172 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:13,172 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:13,172 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:13,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-18 05:14:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 195 transitions. [2020-07-18 05:14:13,176 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 195 transitions. Word has length 179 [2020-07-18 05:14:13,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:13,177 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 195 transitions. [2020-07-18 05:14:13,177 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-07-18 05:14:13,177 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 194 states and 195 transitions. [2020-07-18 05:14:13,374 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 195 edges. 195 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 195 transitions. [2020-07-18 05:14:13,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-07-18 05:14:13,377 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:13,377 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:13,377 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-07-18 05:14:13,378 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:13,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:13,378 INFO L82 PathProgramCache]: Analyzing trace with hash -1993050593, now seen corresponding path program 15 times [2020-07-18 05:14:13,378 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:13,378 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [25701967] [2020-07-18 05:14:13,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:14,101 INFO L280 TraceCheckUtils]: 0: Hoare triple {13985#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {13940#true} is VALID [2020-07-18 05:14:14,102 INFO L280 TraceCheckUtils]: 1: Hoare triple {13940#true} #valid := #valid[0 := 0]; {13940#true} is VALID [2020-07-18 05:14:14,102 INFO L280 TraceCheckUtils]: 2: Hoare triple {13940#true} assume 0 < #StackHeapBarrier; {13940#true} is VALID [2020-07-18 05:14:14,102 INFO L280 TraceCheckUtils]: 3: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-18 05:14:14,102 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {13940#true} {13940#true} #92#return; {13940#true} is VALID [2020-07-18 05:14:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:14,107 INFO L280 TraceCheckUtils]: 0: Hoare triple {13940#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {13940#true} is VALID [2020-07-18 05:14:14,107 INFO L280 TraceCheckUtils]: 1: Hoare triple {13940#true} ~b := #in~b; {13940#true} is VALID [2020-07-18 05:14:14,107 INFO L280 TraceCheckUtils]: 2: Hoare triple {13940#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {13940#true} is VALID [2020-07-18 05:14:14,108 INFO L280 TraceCheckUtils]: 3: Hoare triple {13940#true} #res := (if #t~mem0 == ~b then 1 else 0); {13940#true} is VALID [2020-07-18 05:14:14,108 INFO L280 TraceCheckUtils]: 4: Hoare triple {13940#true} havoc #t~mem0; {13940#true} is VALID [2020-07-18 05:14:14,108 INFO L280 TraceCheckUtils]: 5: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-18 05:14:14,108 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {13940#true} {13941#false} #96#return; {13941#false} is VALID [2020-07-18 05:14:14,109 INFO L263 TraceCheckUtils]: 0: Hoare triple {13940#true} call ULTIMATE.init(); {13985#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:14,109 INFO L280 TraceCheckUtils]: 1: Hoare triple {13985#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {13940#true} is VALID [2020-07-18 05:14:14,109 INFO L280 TraceCheckUtils]: 2: Hoare triple {13940#true} #valid := #valid[0 := 0]; {13940#true} is VALID [2020-07-18 05:14:14,110 INFO L280 TraceCheckUtils]: 3: Hoare triple {13940#true} assume 0 < #StackHeapBarrier; {13940#true} is VALID [2020-07-18 05:14:14,110 INFO L280 TraceCheckUtils]: 4: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-18 05:14:14,110 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {13940#true} {13940#true} #92#return; {13940#true} is VALID [2020-07-18 05:14:14,110 INFO L263 TraceCheckUtils]: 6: Hoare triple {13940#true} call #t~ret9 := main(); {13940#true} is VALID [2020-07-18 05:14:14,110 INFO L280 TraceCheckUtils]: 7: Hoare triple {13940#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {13940#true} is VALID [2020-07-18 05:14:14,110 INFO L280 TraceCheckUtils]: 8: Hoare triple {13940#true} havoc ~ad2~0.base, ~ad2~0.offset; {13940#true} is VALID [2020-07-18 05:14:14,111 INFO L280 TraceCheckUtils]: 9: Hoare triple {13940#true} havoc ~i~0; {13940#true} is VALID [2020-07-18 05:14:14,111 INFO L280 TraceCheckUtils]: 10: Hoare triple {13940#true} havoc ~j~0; {13940#true} is VALID [2020-07-18 05:14:14,111 INFO L280 TraceCheckUtils]: 11: Hoare triple {13940#true} havoc ~pa~0.base, ~pa~0.offset; {13940#true} is VALID [2020-07-18 05:14:14,112 INFO L280 TraceCheckUtils]: 12: Hoare triple {13940#true} ~j~0 := 0; {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,112 INFO L280 TraceCheckUtils]: 13: Hoare triple {13947#(= 0 main_~j~0)} assume !!(~j~0 < 20); {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,113 INFO L280 TraceCheckUtils]: 14: Hoare triple {13947#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,113 INFO L280 TraceCheckUtils]: 15: Hoare triple {13947#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,114 INFO L280 TraceCheckUtils]: 16: Hoare triple {13947#(= 0 main_~j~0)} havoc #t~nondet2; {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,115 INFO L280 TraceCheckUtils]: 17: Hoare triple {13947#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,115 INFO L280 TraceCheckUtils]: 18: Hoare triple {13947#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,116 INFO L280 TraceCheckUtils]: 19: Hoare triple {13947#(= 0 main_~j~0)} havoc #t~nondet3; {13947#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:14,116 INFO L280 TraceCheckUtils]: 20: Hoare triple {13947#(= 0 main_~j~0)} #t~post1 := ~j~0; {13948#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:14,117 INFO L280 TraceCheckUtils]: 21: Hoare triple {13948#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,118 INFO L280 TraceCheckUtils]: 22: Hoare triple {13949#(<= main_~j~0 1)} havoc #t~post1; {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,118 INFO L280 TraceCheckUtils]: 23: Hoare triple {13949#(<= main_~j~0 1)} assume !!(~j~0 < 20); {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,119 INFO L280 TraceCheckUtils]: 24: Hoare triple {13949#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,120 INFO L280 TraceCheckUtils]: 25: Hoare triple {13949#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,120 INFO L280 TraceCheckUtils]: 26: Hoare triple {13949#(<= main_~j~0 1)} havoc #t~nondet2; {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,121 INFO L280 TraceCheckUtils]: 27: Hoare triple {13949#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,122 INFO L280 TraceCheckUtils]: 28: Hoare triple {13949#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,122 INFO L280 TraceCheckUtils]: 29: Hoare triple {13949#(<= main_~j~0 1)} havoc #t~nondet3; {13949#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:14,123 INFO L280 TraceCheckUtils]: 30: Hoare triple {13949#(<= main_~j~0 1)} #t~post1 := ~j~0; {13950#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:14,124 INFO L280 TraceCheckUtils]: 31: Hoare triple {13950#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,125 INFO L280 TraceCheckUtils]: 32: Hoare triple {13951#(<= main_~j~0 2)} havoc #t~post1; {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,125 INFO L280 TraceCheckUtils]: 33: Hoare triple {13951#(<= main_~j~0 2)} assume !!(~j~0 < 20); {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,126 INFO L280 TraceCheckUtils]: 34: Hoare triple {13951#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,126 INFO L280 TraceCheckUtils]: 35: Hoare triple {13951#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,127 INFO L280 TraceCheckUtils]: 36: Hoare triple {13951#(<= main_~j~0 2)} havoc #t~nondet2; {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,128 INFO L280 TraceCheckUtils]: 37: Hoare triple {13951#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,128 INFO L280 TraceCheckUtils]: 38: Hoare triple {13951#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,129 INFO L280 TraceCheckUtils]: 39: Hoare triple {13951#(<= main_~j~0 2)} havoc #t~nondet3; {13951#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:14,129 INFO L280 TraceCheckUtils]: 40: Hoare triple {13951#(<= main_~j~0 2)} #t~post1 := ~j~0; {13952#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:14,130 INFO L280 TraceCheckUtils]: 41: Hoare triple {13952#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,131 INFO L280 TraceCheckUtils]: 42: Hoare triple {13953#(<= main_~j~0 3)} havoc #t~post1; {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,132 INFO L280 TraceCheckUtils]: 43: Hoare triple {13953#(<= main_~j~0 3)} assume !!(~j~0 < 20); {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,132 INFO L280 TraceCheckUtils]: 44: Hoare triple {13953#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,133 INFO L280 TraceCheckUtils]: 45: Hoare triple {13953#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,133 INFO L280 TraceCheckUtils]: 46: Hoare triple {13953#(<= main_~j~0 3)} havoc #t~nondet2; {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,134 INFO L280 TraceCheckUtils]: 47: Hoare triple {13953#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,134 INFO L280 TraceCheckUtils]: 48: Hoare triple {13953#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,135 INFO L280 TraceCheckUtils]: 49: Hoare triple {13953#(<= main_~j~0 3)} havoc #t~nondet3; {13953#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:14,135 INFO L280 TraceCheckUtils]: 50: Hoare triple {13953#(<= main_~j~0 3)} #t~post1 := ~j~0; {13954#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:14,136 INFO L280 TraceCheckUtils]: 51: Hoare triple {13954#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,137 INFO L280 TraceCheckUtils]: 52: Hoare triple {13955#(<= main_~j~0 4)} havoc #t~post1; {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,137 INFO L280 TraceCheckUtils]: 53: Hoare triple {13955#(<= main_~j~0 4)} assume !!(~j~0 < 20); {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,138 INFO L280 TraceCheckUtils]: 54: Hoare triple {13955#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,138 INFO L280 TraceCheckUtils]: 55: Hoare triple {13955#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,139 INFO L280 TraceCheckUtils]: 56: Hoare triple {13955#(<= main_~j~0 4)} havoc #t~nondet2; {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,139 INFO L280 TraceCheckUtils]: 57: Hoare triple {13955#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,140 INFO L280 TraceCheckUtils]: 58: Hoare triple {13955#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,140 INFO L280 TraceCheckUtils]: 59: Hoare triple {13955#(<= main_~j~0 4)} havoc #t~nondet3; {13955#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:14,141 INFO L280 TraceCheckUtils]: 60: Hoare triple {13955#(<= main_~j~0 4)} #t~post1 := ~j~0; {13956#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:14,142 INFO L280 TraceCheckUtils]: 61: Hoare triple {13956#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,142 INFO L280 TraceCheckUtils]: 62: Hoare triple {13957#(<= main_~j~0 5)} havoc #t~post1; {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,143 INFO L280 TraceCheckUtils]: 63: Hoare triple {13957#(<= main_~j~0 5)} assume !!(~j~0 < 20); {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,143 INFO L280 TraceCheckUtils]: 64: Hoare triple {13957#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,144 INFO L280 TraceCheckUtils]: 65: Hoare triple {13957#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,144 INFO L280 TraceCheckUtils]: 66: Hoare triple {13957#(<= main_~j~0 5)} havoc #t~nondet2; {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,145 INFO L280 TraceCheckUtils]: 67: Hoare triple {13957#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,146 INFO L280 TraceCheckUtils]: 68: Hoare triple {13957#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,146 INFO L280 TraceCheckUtils]: 69: Hoare triple {13957#(<= main_~j~0 5)} havoc #t~nondet3; {13957#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:14,147 INFO L280 TraceCheckUtils]: 70: Hoare triple {13957#(<= main_~j~0 5)} #t~post1 := ~j~0; {13958#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:14,147 INFO L280 TraceCheckUtils]: 71: Hoare triple {13958#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,148 INFO L280 TraceCheckUtils]: 72: Hoare triple {13959#(<= main_~j~0 6)} havoc #t~post1; {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,149 INFO L280 TraceCheckUtils]: 73: Hoare triple {13959#(<= main_~j~0 6)} assume !!(~j~0 < 20); {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,149 INFO L280 TraceCheckUtils]: 74: Hoare triple {13959#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,150 INFO L280 TraceCheckUtils]: 75: Hoare triple {13959#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,150 INFO L280 TraceCheckUtils]: 76: Hoare triple {13959#(<= main_~j~0 6)} havoc #t~nondet2; {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,151 INFO L280 TraceCheckUtils]: 77: Hoare triple {13959#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,151 INFO L280 TraceCheckUtils]: 78: Hoare triple {13959#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,152 INFO L280 TraceCheckUtils]: 79: Hoare triple {13959#(<= main_~j~0 6)} havoc #t~nondet3; {13959#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:14,153 INFO L280 TraceCheckUtils]: 80: Hoare triple {13959#(<= main_~j~0 6)} #t~post1 := ~j~0; {13960#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:14,154 INFO L280 TraceCheckUtils]: 81: Hoare triple {13960#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,154 INFO L280 TraceCheckUtils]: 82: Hoare triple {13961#(<= main_~j~0 7)} havoc #t~post1; {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,155 INFO L280 TraceCheckUtils]: 83: Hoare triple {13961#(<= main_~j~0 7)} assume !!(~j~0 < 20); {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,156 INFO L280 TraceCheckUtils]: 84: Hoare triple {13961#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,156 INFO L280 TraceCheckUtils]: 85: Hoare triple {13961#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,157 INFO L280 TraceCheckUtils]: 86: Hoare triple {13961#(<= main_~j~0 7)} havoc #t~nondet2; {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,157 INFO L280 TraceCheckUtils]: 87: Hoare triple {13961#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,158 INFO L280 TraceCheckUtils]: 88: Hoare triple {13961#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,159 INFO L280 TraceCheckUtils]: 89: Hoare triple {13961#(<= main_~j~0 7)} havoc #t~nondet3; {13961#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:14,159 INFO L280 TraceCheckUtils]: 90: Hoare triple {13961#(<= main_~j~0 7)} #t~post1 := ~j~0; {13962#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:14,160 INFO L280 TraceCheckUtils]: 91: Hoare triple {13962#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,161 INFO L280 TraceCheckUtils]: 92: Hoare triple {13963#(<= main_~j~0 8)} havoc #t~post1; {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,161 INFO L280 TraceCheckUtils]: 93: Hoare triple {13963#(<= main_~j~0 8)} assume !!(~j~0 < 20); {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,162 INFO L280 TraceCheckUtils]: 94: Hoare triple {13963#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,163 INFO L280 TraceCheckUtils]: 95: Hoare triple {13963#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,163 INFO L280 TraceCheckUtils]: 96: Hoare triple {13963#(<= main_~j~0 8)} havoc #t~nondet2; {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,164 INFO L280 TraceCheckUtils]: 97: Hoare triple {13963#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,165 INFO L280 TraceCheckUtils]: 98: Hoare triple {13963#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,165 INFO L280 TraceCheckUtils]: 99: Hoare triple {13963#(<= main_~j~0 8)} havoc #t~nondet3; {13963#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:14,166 INFO L280 TraceCheckUtils]: 100: Hoare triple {13963#(<= main_~j~0 8)} #t~post1 := ~j~0; {13964#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:14,167 INFO L280 TraceCheckUtils]: 101: Hoare triple {13964#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,167 INFO L280 TraceCheckUtils]: 102: Hoare triple {13965#(<= main_~j~0 9)} havoc #t~post1; {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,168 INFO L280 TraceCheckUtils]: 103: Hoare triple {13965#(<= main_~j~0 9)} assume !!(~j~0 < 20); {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,168 INFO L280 TraceCheckUtils]: 104: Hoare triple {13965#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,169 INFO L280 TraceCheckUtils]: 105: Hoare triple {13965#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,169 INFO L280 TraceCheckUtils]: 106: Hoare triple {13965#(<= main_~j~0 9)} havoc #t~nondet2; {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,170 INFO L280 TraceCheckUtils]: 107: Hoare triple {13965#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,170 INFO L280 TraceCheckUtils]: 108: Hoare triple {13965#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,171 INFO L280 TraceCheckUtils]: 109: Hoare triple {13965#(<= main_~j~0 9)} havoc #t~nondet3; {13965#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:14,172 INFO L280 TraceCheckUtils]: 110: Hoare triple {13965#(<= main_~j~0 9)} #t~post1 := ~j~0; {13966#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:14,172 INFO L280 TraceCheckUtils]: 111: Hoare triple {13966#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,173 INFO L280 TraceCheckUtils]: 112: Hoare triple {13967#(<= main_~j~0 10)} havoc #t~post1; {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,174 INFO L280 TraceCheckUtils]: 113: Hoare triple {13967#(<= main_~j~0 10)} assume !!(~j~0 < 20); {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,174 INFO L280 TraceCheckUtils]: 114: Hoare triple {13967#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,175 INFO L280 TraceCheckUtils]: 115: Hoare triple {13967#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,175 INFO L280 TraceCheckUtils]: 116: Hoare triple {13967#(<= main_~j~0 10)} havoc #t~nondet2; {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,176 INFO L280 TraceCheckUtils]: 117: Hoare triple {13967#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,177 INFO L280 TraceCheckUtils]: 118: Hoare triple {13967#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,177 INFO L280 TraceCheckUtils]: 119: Hoare triple {13967#(<= main_~j~0 10)} havoc #t~nondet3; {13967#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:14,178 INFO L280 TraceCheckUtils]: 120: Hoare triple {13967#(<= main_~j~0 10)} #t~post1 := ~j~0; {13968#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:14,179 INFO L280 TraceCheckUtils]: 121: Hoare triple {13968#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,179 INFO L280 TraceCheckUtils]: 122: Hoare triple {13969#(<= main_~j~0 11)} havoc #t~post1; {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,180 INFO L280 TraceCheckUtils]: 123: Hoare triple {13969#(<= main_~j~0 11)} assume !!(~j~0 < 20); {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,180 INFO L280 TraceCheckUtils]: 124: Hoare triple {13969#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,181 INFO L280 TraceCheckUtils]: 125: Hoare triple {13969#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,181 INFO L280 TraceCheckUtils]: 126: Hoare triple {13969#(<= main_~j~0 11)} havoc #t~nondet2; {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,182 INFO L280 TraceCheckUtils]: 127: Hoare triple {13969#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,183 INFO L280 TraceCheckUtils]: 128: Hoare triple {13969#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,183 INFO L280 TraceCheckUtils]: 129: Hoare triple {13969#(<= main_~j~0 11)} havoc #t~nondet3; {13969#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:14,184 INFO L280 TraceCheckUtils]: 130: Hoare triple {13969#(<= main_~j~0 11)} #t~post1 := ~j~0; {13970#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:14,184 INFO L280 TraceCheckUtils]: 131: Hoare triple {13970#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,185 INFO L280 TraceCheckUtils]: 132: Hoare triple {13971#(<= main_~j~0 12)} havoc #t~post1; {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,186 INFO L280 TraceCheckUtils]: 133: Hoare triple {13971#(<= main_~j~0 12)} assume !!(~j~0 < 20); {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,186 INFO L280 TraceCheckUtils]: 134: Hoare triple {13971#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,187 INFO L280 TraceCheckUtils]: 135: Hoare triple {13971#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,187 INFO L280 TraceCheckUtils]: 136: Hoare triple {13971#(<= main_~j~0 12)} havoc #t~nondet2; {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,188 INFO L280 TraceCheckUtils]: 137: Hoare triple {13971#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,188 INFO L280 TraceCheckUtils]: 138: Hoare triple {13971#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,189 INFO L280 TraceCheckUtils]: 139: Hoare triple {13971#(<= main_~j~0 12)} havoc #t~nondet3; {13971#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:14,190 INFO L280 TraceCheckUtils]: 140: Hoare triple {13971#(<= main_~j~0 12)} #t~post1 := ~j~0; {13972#(<= |main_#t~post1| 12)} is VALID [2020-07-18 05:14:14,190 INFO L280 TraceCheckUtils]: 141: Hoare triple {13972#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,191 INFO L280 TraceCheckUtils]: 142: Hoare triple {13973#(<= main_~j~0 13)} havoc #t~post1; {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,192 INFO L280 TraceCheckUtils]: 143: Hoare triple {13973#(<= main_~j~0 13)} assume !!(~j~0 < 20); {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,192 INFO L280 TraceCheckUtils]: 144: Hoare triple {13973#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,193 INFO L280 TraceCheckUtils]: 145: Hoare triple {13973#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,194 INFO L280 TraceCheckUtils]: 146: Hoare triple {13973#(<= main_~j~0 13)} havoc #t~nondet2; {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,194 INFO L280 TraceCheckUtils]: 147: Hoare triple {13973#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,195 INFO L280 TraceCheckUtils]: 148: Hoare triple {13973#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,195 INFO L280 TraceCheckUtils]: 149: Hoare triple {13973#(<= main_~j~0 13)} havoc #t~nondet3; {13973#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:14,196 INFO L280 TraceCheckUtils]: 150: Hoare triple {13973#(<= main_~j~0 13)} #t~post1 := ~j~0; {13974#(<= |main_#t~post1| 13)} is VALID [2020-07-18 05:14:14,197 INFO L280 TraceCheckUtils]: 151: Hoare triple {13974#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,198 INFO L280 TraceCheckUtils]: 152: Hoare triple {13975#(<= main_~j~0 14)} havoc #t~post1; {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,198 INFO L280 TraceCheckUtils]: 153: Hoare triple {13975#(<= main_~j~0 14)} assume !!(~j~0 < 20); {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,199 INFO L280 TraceCheckUtils]: 154: Hoare triple {13975#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,200 INFO L280 TraceCheckUtils]: 155: Hoare triple {13975#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,200 INFO L280 TraceCheckUtils]: 156: Hoare triple {13975#(<= main_~j~0 14)} havoc #t~nondet2; {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,201 INFO L280 TraceCheckUtils]: 157: Hoare triple {13975#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,202 INFO L280 TraceCheckUtils]: 158: Hoare triple {13975#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,202 INFO L280 TraceCheckUtils]: 159: Hoare triple {13975#(<= main_~j~0 14)} havoc #t~nondet3; {13975#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:14,203 INFO L280 TraceCheckUtils]: 160: Hoare triple {13975#(<= main_~j~0 14)} #t~post1 := ~j~0; {13976#(<= |main_#t~post1| 14)} is VALID [2020-07-18 05:14:14,204 INFO L280 TraceCheckUtils]: 161: Hoare triple {13976#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {13977#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:14,205 INFO L280 TraceCheckUtils]: 162: Hoare triple {13977#(<= main_~j~0 15)} havoc #t~post1; {13977#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:14,206 INFO L280 TraceCheckUtils]: 163: Hoare triple {13977#(<= main_~j~0 15)} assume !(~j~0 < 20); {13941#false} is VALID [2020-07-18 05:14:14,206 INFO L280 TraceCheckUtils]: 164: Hoare triple {13941#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {13941#false} is VALID [2020-07-18 05:14:14,207 INFO L280 TraceCheckUtils]: 165: Hoare triple {13941#false} ~i~0 := #t~nondet4; {13941#false} is VALID [2020-07-18 05:14:14,207 INFO L280 TraceCheckUtils]: 166: Hoare triple {13941#false} havoc #t~nondet4; {13941#false} is VALID [2020-07-18 05:14:14,207 INFO L280 TraceCheckUtils]: 167: Hoare triple {13941#false} assume ~i~0 >= 0 && ~i~0 < 10; {13941#false} is VALID [2020-07-18 05:14:14,207 INFO L280 TraceCheckUtils]: 168: Hoare triple {13941#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {13941#false} is VALID [2020-07-18 05:14:14,208 INFO L280 TraceCheckUtils]: 169: Hoare triple {13941#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {13941#false} is VALID [2020-07-18 05:14:14,208 INFO L280 TraceCheckUtils]: 170: Hoare triple {13941#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {13941#false} is VALID [2020-07-18 05:14:14,208 INFO L280 TraceCheckUtils]: 171: Hoare triple {13941#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {13941#false} is VALID [2020-07-18 05:14:14,208 INFO L280 TraceCheckUtils]: 172: Hoare triple {13941#false} ~i~0 := 10 + #t~mem5; {13941#false} is VALID [2020-07-18 05:14:14,208 INFO L280 TraceCheckUtils]: 173: Hoare triple {13941#false} havoc #t~mem5; {13941#false} is VALID [2020-07-18 05:14:14,209 INFO L280 TraceCheckUtils]: 174: Hoare triple {13941#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {13941#false} is VALID [2020-07-18 05:14:14,209 INFO L280 TraceCheckUtils]: 175: Hoare triple {13941#false} assume !(~i~0 < #t~mem6); {13941#false} is VALID [2020-07-18 05:14:14,209 INFO L280 TraceCheckUtils]: 176: Hoare triple {13941#false} havoc #t~mem6; {13941#false} is VALID [2020-07-18 05:14:14,209 INFO L263 TraceCheckUtils]: 177: Hoare triple {13941#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {13940#true} is VALID [2020-07-18 05:14:14,209 INFO L280 TraceCheckUtils]: 178: Hoare triple {13940#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {13940#true} is VALID [2020-07-18 05:14:14,210 INFO L280 TraceCheckUtils]: 179: Hoare triple {13940#true} ~b := #in~b; {13940#true} is VALID [2020-07-18 05:14:14,210 INFO L280 TraceCheckUtils]: 180: Hoare triple {13940#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {13940#true} is VALID [2020-07-18 05:14:14,210 INFO L280 TraceCheckUtils]: 181: Hoare triple {13940#true} #res := (if #t~mem0 == ~b then 1 else 0); {13940#true} is VALID [2020-07-18 05:14:14,210 INFO L280 TraceCheckUtils]: 182: Hoare triple {13940#true} havoc #t~mem0; {13940#true} is VALID [2020-07-18 05:14:14,210 INFO L280 TraceCheckUtils]: 183: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-18 05:14:14,211 INFO L275 TraceCheckUtils]: 184: Hoare quadruple {13940#true} {13941#false} #96#return; {13941#false} is VALID [2020-07-18 05:14:14,211 INFO L280 TraceCheckUtils]: 185: Hoare triple {13941#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {13941#false} is VALID [2020-07-18 05:14:14,211 INFO L280 TraceCheckUtils]: 186: Hoare triple {13941#false} assume 0 == #t~ret8; {13941#false} is VALID [2020-07-18 05:14:14,211 INFO L280 TraceCheckUtils]: 187: Hoare triple {13941#false} havoc #t~ret8; {13941#false} is VALID [2020-07-18 05:14:14,211 INFO L280 TraceCheckUtils]: 188: Hoare triple {13941#false} assume !false; {13941#false} is VALID [2020-07-18 05:14:14,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 1065 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:14,240 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [25701967] [2020-07-18 05:14:14,240 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:14,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2020-07-18 05:14:14,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510145910] [2020-07-18 05:14:14,242 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 189 [2020-07-18 05:14:14,242 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:14,242 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states. [2020-07-18 05:14:14,452 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 189 edges. 189 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:14,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-07-18 05:14:14,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:14,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-07-18 05:14:14,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=832, Unknown=0, NotChecked=0, Total=1122 [2020-07-18 05:14:14,455 INFO L87 Difference]: Start difference. First operand 194 states and 195 transitions. Second operand 34 states. [2020-07-18 05:14:16,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:16,936 INFO L93 Difference]: Finished difference Result 242 states and 244 transitions. [2020-07-18 05:14:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-07-18 05:14:16,937 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 189 [2020-07-18 05:14:16,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:16,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-07-18 05:14:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 244 transitions. [2020-07-18 05:14:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-07-18 05:14:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 244 transitions. [2020-07-18 05:14:16,944 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 49 states and 244 transitions. [2020-07-18 05:14:17,188 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 244 edges. 244 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:17,194 INFO L225 Difference]: With dead ends: 242 [2020-07-18 05:14:17,194 INFO L226 Difference]: Without dead ends: 212 [2020-07-18 05:14:17,196 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1280, Invalid=2752, Unknown=0, NotChecked=0, Total=4032 [2020-07-18 05:14:17,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-07-18 05:14:17,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 204. [2020-07-18 05:14:17,384 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:17,384 INFO L82 GeneralOperation]: Start isEquivalent. First operand 212 states. Second operand 204 states. [2020-07-18 05:14:17,384 INFO L74 IsIncluded]: Start isIncluded. First operand 212 states. Second operand 204 states. [2020-07-18 05:14:17,384 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 204 states. [2020-07-18 05:14:17,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:17,388 INFO L93 Difference]: Finished difference Result 212 states and 213 transitions. [2020-07-18 05:14:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 213 transitions. [2020-07-18 05:14:17,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:17,389 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:17,389 INFO L74 IsIncluded]: Start isIncluded. First operand 204 states. Second operand 212 states. [2020-07-18 05:14:17,389 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 212 states. [2020-07-18 05:14:17,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:17,394 INFO L93 Difference]: Finished difference Result 212 states and 213 transitions. [2020-07-18 05:14:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 213 transitions. [2020-07-18 05:14:17,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:17,395 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:17,395 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:17,395 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-07-18 05:14:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 205 transitions. [2020-07-18 05:14:17,399 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 205 transitions. Word has length 189 [2020-07-18 05:14:17,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:17,400 INFO L479 AbstractCegarLoop]: Abstraction has 204 states and 205 transitions. [2020-07-18 05:14:17,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-07-18 05:14:17,400 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 204 states and 205 transitions. [2020-07-18 05:14:17,638 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 205 edges. 205 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:17,639 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 205 transitions. [2020-07-18 05:14:17,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-07-18 05:14:17,641 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:17,641 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:17,641 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-07-18 05:14:17,641 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:17,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:17,642 INFO L82 PathProgramCache]: Analyzing trace with hash -839789947, now seen corresponding path program 16 times [2020-07-18 05:14:17,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:17,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [962591101] [2020-07-18 05:14:17,642 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:18,376 INFO L280 TraceCheckUtils]: 0: Hoare triple {15411#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {15364#true} is VALID [2020-07-18 05:14:18,377 INFO L280 TraceCheckUtils]: 1: Hoare triple {15364#true} #valid := #valid[0 := 0]; {15364#true} is VALID [2020-07-18 05:14:18,377 INFO L280 TraceCheckUtils]: 2: Hoare triple {15364#true} assume 0 < #StackHeapBarrier; {15364#true} is VALID [2020-07-18 05:14:18,377 INFO L280 TraceCheckUtils]: 3: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-18 05:14:18,377 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {15364#true} {15364#true} #92#return; {15364#true} is VALID [2020-07-18 05:14:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:18,381 INFO L280 TraceCheckUtils]: 0: Hoare triple {15364#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {15364#true} is VALID [2020-07-18 05:14:18,382 INFO L280 TraceCheckUtils]: 1: Hoare triple {15364#true} ~b := #in~b; {15364#true} is VALID [2020-07-18 05:14:18,382 INFO L280 TraceCheckUtils]: 2: Hoare triple {15364#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {15364#true} is VALID [2020-07-18 05:14:18,382 INFO L280 TraceCheckUtils]: 3: Hoare triple {15364#true} #res := (if #t~mem0 == ~b then 1 else 0); {15364#true} is VALID [2020-07-18 05:14:18,382 INFO L280 TraceCheckUtils]: 4: Hoare triple {15364#true} havoc #t~mem0; {15364#true} is VALID [2020-07-18 05:14:18,383 INFO L280 TraceCheckUtils]: 5: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-18 05:14:18,383 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {15364#true} {15365#false} #96#return; {15365#false} is VALID [2020-07-18 05:14:18,390 INFO L263 TraceCheckUtils]: 0: Hoare triple {15364#true} call ULTIMATE.init(); {15411#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:18,390 INFO L280 TraceCheckUtils]: 1: Hoare triple {15411#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {15364#true} is VALID [2020-07-18 05:14:18,390 INFO L280 TraceCheckUtils]: 2: Hoare triple {15364#true} #valid := #valid[0 := 0]; {15364#true} is VALID [2020-07-18 05:14:18,391 INFO L280 TraceCheckUtils]: 3: Hoare triple {15364#true} assume 0 < #StackHeapBarrier; {15364#true} is VALID [2020-07-18 05:14:18,391 INFO L280 TraceCheckUtils]: 4: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-18 05:14:18,391 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {15364#true} {15364#true} #92#return; {15364#true} is VALID [2020-07-18 05:14:18,391 INFO L263 TraceCheckUtils]: 6: Hoare triple {15364#true} call #t~ret9 := main(); {15364#true} is VALID [2020-07-18 05:14:18,391 INFO L280 TraceCheckUtils]: 7: Hoare triple {15364#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {15364#true} is VALID [2020-07-18 05:14:18,392 INFO L280 TraceCheckUtils]: 8: Hoare triple {15364#true} havoc ~ad2~0.base, ~ad2~0.offset; {15364#true} is VALID [2020-07-18 05:14:18,392 INFO L280 TraceCheckUtils]: 9: Hoare triple {15364#true} havoc ~i~0; {15364#true} is VALID [2020-07-18 05:14:18,392 INFO L280 TraceCheckUtils]: 10: Hoare triple {15364#true} havoc ~j~0; {15364#true} is VALID [2020-07-18 05:14:18,392 INFO L280 TraceCheckUtils]: 11: Hoare triple {15364#true} havoc ~pa~0.base, ~pa~0.offset; {15364#true} is VALID [2020-07-18 05:14:18,393 INFO L280 TraceCheckUtils]: 12: Hoare triple {15364#true} ~j~0 := 0; {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,393 INFO L280 TraceCheckUtils]: 13: Hoare triple {15371#(= 0 main_~j~0)} assume !!(~j~0 < 20); {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,394 INFO L280 TraceCheckUtils]: 14: Hoare triple {15371#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,394 INFO L280 TraceCheckUtils]: 15: Hoare triple {15371#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,395 INFO L280 TraceCheckUtils]: 16: Hoare triple {15371#(= 0 main_~j~0)} havoc #t~nondet2; {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,395 INFO L280 TraceCheckUtils]: 17: Hoare triple {15371#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,396 INFO L280 TraceCheckUtils]: 18: Hoare triple {15371#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,396 INFO L280 TraceCheckUtils]: 19: Hoare triple {15371#(= 0 main_~j~0)} havoc #t~nondet3; {15371#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:18,397 INFO L280 TraceCheckUtils]: 20: Hoare triple {15371#(= 0 main_~j~0)} #t~post1 := ~j~0; {15372#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:18,397 INFO L280 TraceCheckUtils]: 21: Hoare triple {15372#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,398 INFO L280 TraceCheckUtils]: 22: Hoare triple {15373#(<= main_~j~0 1)} havoc #t~post1; {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,398 INFO L280 TraceCheckUtils]: 23: Hoare triple {15373#(<= main_~j~0 1)} assume !!(~j~0 < 20); {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,399 INFO L280 TraceCheckUtils]: 24: Hoare triple {15373#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,399 INFO L280 TraceCheckUtils]: 25: Hoare triple {15373#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,399 INFO L280 TraceCheckUtils]: 26: Hoare triple {15373#(<= main_~j~0 1)} havoc #t~nondet2; {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,400 INFO L280 TraceCheckUtils]: 27: Hoare triple {15373#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,400 INFO L280 TraceCheckUtils]: 28: Hoare triple {15373#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,400 INFO L280 TraceCheckUtils]: 29: Hoare triple {15373#(<= main_~j~0 1)} havoc #t~nondet3; {15373#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:18,401 INFO L280 TraceCheckUtils]: 30: Hoare triple {15373#(<= main_~j~0 1)} #t~post1 := ~j~0; {15374#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:18,401 INFO L280 TraceCheckUtils]: 31: Hoare triple {15374#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,402 INFO L280 TraceCheckUtils]: 32: Hoare triple {15375#(<= main_~j~0 2)} havoc #t~post1; {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,402 INFO L280 TraceCheckUtils]: 33: Hoare triple {15375#(<= main_~j~0 2)} assume !!(~j~0 < 20); {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,403 INFO L280 TraceCheckUtils]: 34: Hoare triple {15375#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,403 INFO L280 TraceCheckUtils]: 35: Hoare triple {15375#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,403 INFO L280 TraceCheckUtils]: 36: Hoare triple {15375#(<= main_~j~0 2)} havoc #t~nondet2; {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,404 INFO L280 TraceCheckUtils]: 37: Hoare triple {15375#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,404 INFO L280 TraceCheckUtils]: 38: Hoare triple {15375#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,405 INFO L280 TraceCheckUtils]: 39: Hoare triple {15375#(<= main_~j~0 2)} havoc #t~nondet3; {15375#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:18,405 INFO L280 TraceCheckUtils]: 40: Hoare triple {15375#(<= main_~j~0 2)} #t~post1 := ~j~0; {15376#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:18,406 INFO L280 TraceCheckUtils]: 41: Hoare triple {15376#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,406 INFO L280 TraceCheckUtils]: 42: Hoare triple {15377#(<= main_~j~0 3)} havoc #t~post1; {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,406 INFO L280 TraceCheckUtils]: 43: Hoare triple {15377#(<= main_~j~0 3)} assume !!(~j~0 < 20); {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,407 INFO L280 TraceCheckUtils]: 44: Hoare triple {15377#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,407 INFO L280 TraceCheckUtils]: 45: Hoare triple {15377#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,407 INFO L280 TraceCheckUtils]: 46: Hoare triple {15377#(<= main_~j~0 3)} havoc #t~nondet2; {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,408 INFO L280 TraceCheckUtils]: 47: Hoare triple {15377#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,408 INFO L280 TraceCheckUtils]: 48: Hoare triple {15377#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,409 INFO L280 TraceCheckUtils]: 49: Hoare triple {15377#(<= main_~j~0 3)} havoc #t~nondet3; {15377#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:18,409 INFO L280 TraceCheckUtils]: 50: Hoare triple {15377#(<= main_~j~0 3)} #t~post1 := ~j~0; {15378#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:18,410 INFO L280 TraceCheckUtils]: 51: Hoare triple {15378#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,410 INFO L280 TraceCheckUtils]: 52: Hoare triple {15379#(<= main_~j~0 4)} havoc #t~post1; {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,410 INFO L280 TraceCheckUtils]: 53: Hoare triple {15379#(<= main_~j~0 4)} assume !!(~j~0 < 20); {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,411 INFO L280 TraceCheckUtils]: 54: Hoare triple {15379#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,411 INFO L280 TraceCheckUtils]: 55: Hoare triple {15379#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,412 INFO L280 TraceCheckUtils]: 56: Hoare triple {15379#(<= main_~j~0 4)} havoc #t~nondet2; {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,412 INFO L280 TraceCheckUtils]: 57: Hoare triple {15379#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,413 INFO L280 TraceCheckUtils]: 58: Hoare triple {15379#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,413 INFO L280 TraceCheckUtils]: 59: Hoare triple {15379#(<= main_~j~0 4)} havoc #t~nondet3; {15379#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:18,414 INFO L280 TraceCheckUtils]: 60: Hoare triple {15379#(<= main_~j~0 4)} #t~post1 := ~j~0; {15380#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:18,415 INFO L280 TraceCheckUtils]: 61: Hoare triple {15380#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,415 INFO L280 TraceCheckUtils]: 62: Hoare triple {15381#(<= main_~j~0 5)} havoc #t~post1; {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,415 INFO L280 TraceCheckUtils]: 63: Hoare triple {15381#(<= main_~j~0 5)} assume !!(~j~0 < 20); {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,416 INFO L280 TraceCheckUtils]: 64: Hoare triple {15381#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,416 INFO L280 TraceCheckUtils]: 65: Hoare triple {15381#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,416 INFO L280 TraceCheckUtils]: 66: Hoare triple {15381#(<= main_~j~0 5)} havoc #t~nondet2; {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,417 INFO L280 TraceCheckUtils]: 67: Hoare triple {15381#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,417 INFO L280 TraceCheckUtils]: 68: Hoare triple {15381#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,418 INFO L280 TraceCheckUtils]: 69: Hoare triple {15381#(<= main_~j~0 5)} havoc #t~nondet3; {15381#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:18,418 INFO L280 TraceCheckUtils]: 70: Hoare triple {15381#(<= main_~j~0 5)} #t~post1 := ~j~0; {15382#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:18,419 INFO L280 TraceCheckUtils]: 71: Hoare triple {15382#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,419 INFO L280 TraceCheckUtils]: 72: Hoare triple {15383#(<= main_~j~0 6)} havoc #t~post1; {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,419 INFO L280 TraceCheckUtils]: 73: Hoare triple {15383#(<= main_~j~0 6)} assume !!(~j~0 < 20); {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,420 INFO L280 TraceCheckUtils]: 74: Hoare triple {15383#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,420 INFO L280 TraceCheckUtils]: 75: Hoare triple {15383#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,420 INFO L280 TraceCheckUtils]: 76: Hoare triple {15383#(<= main_~j~0 6)} havoc #t~nondet2; {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,421 INFO L280 TraceCheckUtils]: 77: Hoare triple {15383#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,421 INFO L280 TraceCheckUtils]: 78: Hoare triple {15383#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,422 INFO L280 TraceCheckUtils]: 79: Hoare triple {15383#(<= main_~j~0 6)} havoc #t~nondet3; {15383#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:18,422 INFO L280 TraceCheckUtils]: 80: Hoare triple {15383#(<= main_~j~0 6)} #t~post1 := ~j~0; {15384#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:18,423 INFO L280 TraceCheckUtils]: 81: Hoare triple {15384#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,423 INFO L280 TraceCheckUtils]: 82: Hoare triple {15385#(<= main_~j~0 7)} havoc #t~post1; {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,423 INFO L280 TraceCheckUtils]: 83: Hoare triple {15385#(<= main_~j~0 7)} assume !!(~j~0 < 20); {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,424 INFO L280 TraceCheckUtils]: 84: Hoare triple {15385#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,424 INFO L280 TraceCheckUtils]: 85: Hoare triple {15385#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,424 INFO L280 TraceCheckUtils]: 86: Hoare triple {15385#(<= main_~j~0 7)} havoc #t~nondet2; {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,425 INFO L280 TraceCheckUtils]: 87: Hoare triple {15385#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,425 INFO L280 TraceCheckUtils]: 88: Hoare triple {15385#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,426 INFO L280 TraceCheckUtils]: 89: Hoare triple {15385#(<= main_~j~0 7)} havoc #t~nondet3; {15385#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:18,426 INFO L280 TraceCheckUtils]: 90: Hoare triple {15385#(<= main_~j~0 7)} #t~post1 := ~j~0; {15386#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:18,427 INFO L280 TraceCheckUtils]: 91: Hoare triple {15386#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,427 INFO L280 TraceCheckUtils]: 92: Hoare triple {15387#(<= main_~j~0 8)} havoc #t~post1; {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,427 INFO L280 TraceCheckUtils]: 93: Hoare triple {15387#(<= main_~j~0 8)} assume !!(~j~0 < 20); {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,428 INFO L280 TraceCheckUtils]: 94: Hoare triple {15387#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,428 INFO L280 TraceCheckUtils]: 95: Hoare triple {15387#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,428 INFO L280 TraceCheckUtils]: 96: Hoare triple {15387#(<= main_~j~0 8)} havoc #t~nondet2; {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,429 INFO L280 TraceCheckUtils]: 97: Hoare triple {15387#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,429 INFO L280 TraceCheckUtils]: 98: Hoare triple {15387#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,430 INFO L280 TraceCheckUtils]: 99: Hoare triple {15387#(<= main_~j~0 8)} havoc #t~nondet3; {15387#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:18,430 INFO L280 TraceCheckUtils]: 100: Hoare triple {15387#(<= main_~j~0 8)} #t~post1 := ~j~0; {15388#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:18,431 INFO L280 TraceCheckUtils]: 101: Hoare triple {15388#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,431 INFO L280 TraceCheckUtils]: 102: Hoare triple {15389#(<= main_~j~0 9)} havoc #t~post1; {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,431 INFO L280 TraceCheckUtils]: 103: Hoare triple {15389#(<= main_~j~0 9)} assume !!(~j~0 < 20); {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,432 INFO L280 TraceCheckUtils]: 104: Hoare triple {15389#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,432 INFO L280 TraceCheckUtils]: 105: Hoare triple {15389#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,433 INFO L280 TraceCheckUtils]: 106: Hoare triple {15389#(<= main_~j~0 9)} havoc #t~nondet2; {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,433 INFO L280 TraceCheckUtils]: 107: Hoare triple {15389#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,433 INFO L280 TraceCheckUtils]: 108: Hoare triple {15389#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,434 INFO L280 TraceCheckUtils]: 109: Hoare triple {15389#(<= main_~j~0 9)} havoc #t~nondet3; {15389#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:18,434 INFO L280 TraceCheckUtils]: 110: Hoare triple {15389#(<= main_~j~0 9)} #t~post1 := ~j~0; {15390#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:18,435 INFO L280 TraceCheckUtils]: 111: Hoare triple {15390#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,435 INFO L280 TraceCheckUtils]: 112: Hoare triple {15391#(<= main_~j~0 10)} havoc #t~post1; {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,436 INFO L280 TraceCheckUtils]: 113: Hoare triple {15391#(<= main_~j~0 10)} assume !!(~j~0 < 20); {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,436 INFO L280 TraceCheckUtils]: 114: Hoare triple {15391#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,437 INFO L280 TraceCheckUtils]: 115: Hoare triple {15391#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,438 INFO L280 TraceCheckUtils]: 116: Hoare triple {15391#(<= main_~j~0 10)} havoc #t~nondet2; {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,438 INFO L280 TraceCheckUtils]: 117: Hoare triple {15391#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,439 INFO L280 TraceCheckUtils]: 118: Hoare triple {15391#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,439 INFO L280 TraceCheckUtils]: 119: Hoare triple {15391#(<= main_~j~0 10)} havoc #t~nondet3; {15391#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:18,439 INFO L280 TraceCheckUtils]: 120: Hoare triple {15391#(<= main_~j~0 10)} #t~post1 := ~j~0; {15392#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:18,440 INFO L280 TraceCheckUtils]: 121: Hoare triple {15392#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,440 INFO L280 TraceCheckUtils]: 122: Hoare triple {15393#(<= main_~j~0 11)} havoc #t~post1; {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,441 INFO L280 TraceCheckUtils]: 123: Hoare triple {15393#(<= main_~j~0 11)} assume !!(~j~0 < 20); {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,441 INFO L280 TraceCheckUtils]: 124: Hoare triple {15393#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,442 INFO L280 TraceCheckUtils]: 125: Hoare triple {15393#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,442 INFO L280 TraceCheckUtils]: 126: Hoare triple {15393#(<= main_~j~0 11)} havoc #t~nondet2; {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,442 INFO L280 TraceCheckUtils]: 127: Hoare triple {15393#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,443 INFO L280 TraceCheckUtils]: 128: Hoare triple {15393#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,443 INFO L280 TraceCheckUtils]: 129: Hoare triple {15393#(<= main_~j~0 11)} havoc #t~nondet3; {15393#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:18,443 INFO L280 TraceCheckUtils]: 130: Hoare triple {15393#(<= main_~j~0 11)} #t~post1 := ~j~0; {15394#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:18,444 INFO L280 TraceCheckUtils]: 131: Hoare triple {15394#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,444 INFO L280 TraceCheckUtils]: 132: Hoare triple {15395#(<= main_~j~0 12)} havoc #t~post1; {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,445 INFO L280 TraceCheckUtils]: 133: Hoare triple {15395#(<= main_~j~0 12)} assume !!(~j~0 < 20); {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,445 INFO L280 TraceCheckUtils]: 134: Hoare triple {15395#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,446 INFO L280 TraceCheckUtils]: 135: Hoare triple {15395#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,446 INFO L280 TraceCheckUtils]: 136: Hoare triple {15395#(<= main_~j~0 12)} havoc #t~nondet2; {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,446 INFO L280 TraceCheckUtils]: 137: Hoare triple {15395#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,447 INFO L280 TraceCheckUtils]: 138: Hoare triple {15395#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,447 INFO L280 TraceCheckUtils]: 139: Hoare triple {15395#(<= main_~j~0 12)} havoc #t~nondet3; {15395#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:18,447 INFO L280 TraceCheckUtils]: 140: Hoare triple {15395#(<= main_~j~0 12)} #t~post1 := ~j~0; {15396#(<= |main_#t~post1| 12)} is VALID [2020-07-18 05:14:18,448 INFO L280 TraceCheckUtils]: 141: Hoare triple {15396#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,448 INFO L280 TraceCheckUtils]: 142: Hoare triple {15397#(<= main_~j~0 13)} havoc #t~post1; {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,449 INFO L280 TraceCheckUtils]: 143: Hoare triple {15397#(<= main_~j~0 13)} assume !!(~j~0 < 20); {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,449 INFO L280 TraceCheckUtils]: 144: Hoare triple {15397#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,450 INFO L280 TraceCheckUtils]: 145: Hoare triple {15397#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,450 INFO L280 TraceCheckUtils]: 146: Hoare triple {15397#(<= main_~j~0 13)} havoc #t~nondet2; {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,450 INFO L280 TraceCheckUtils]: 147: Hoare triple {15397#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,451 INFO L280 TraceCheckUtils]: 148: Hoare triple {15397#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,451 INFO L280 TraceCheckUtils]: 149: Hoare triple {15397#(<= main_~j~0 13)} havoc #t~nondet3; {15397#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:18,451 INFO L280 TraceCheckUtils]: 150: Hoare triple {15397#(<= main_~j~0 13)} #t~post1 := ~j~0; {15398#(<= |main_#t~post1| 13)} is VALID [2020-07-18 05:14:18,452 INFO L280 TraceCheckUtils]: 151: Hoare triple {15398#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,452 INFO L280 TraceCheckUtils]: 152: Hoare triple {15399#(<= main_~j~0 14)} havoc #t~post1; {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,453 INFO L280 TraceCheckUtils]: 153: Hoare triple {15399#(<= main_~j~0 14)} assume !!(~j~0 < 20); {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,453 INFO L280 TraceCheckUtils]: 154: Hoare triple {15399#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,453 INFO L280 TraceCheckUtils]: 155: Hoare triple {15399#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,454 INFO L280 TraceCheckUtils]: 156: Hoare triple {15399#(<= main_~j~0 14)} havoc #t~nondet2; {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,454 INFO L280 TraceCheckUtils]: 157: Hoare triple {15399#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,462 INFO L280 TraceCheckUtils]: 158: Hoare triple {15399#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,463 INFO L280 TraceCheckUtils]: 159: Hoare triple {15399#(<= main_~j~0 14)} havoc #t~nondet3; {15399#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:18,464 INFO L280 TraceCheckUtils]: 160: Hoare triple {15399#(<= main_~j~0 14)} #t~post1 := ~j~0; {15400#(<= |main_#t~post1| 14)} is VALID [2020-07-18 05:14:18,465 INFO L280 TraceCheckUtils]: 161: Hoare triple {15400#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,465 INFO L280 TraceCheckUtils]: 162: Hoare triple {15401#(<= main_~j~0 15)} havoc #t~post1; {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,465 INFO L280 TraceCheckUtils]: 163: Hoare triple {15401#(<= main_~j~0 15)} assume !!(~j~0 < 20); {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,466 INFO L280 TraceCheckUtils]: 164: Hoare triple {15401#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,466 INFO L280 TraceCheckUtils]: 165: Hoare triple {15401#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,467 INFO L280 TraceCheckUtils]: 166: Hoare triple {15401#(<= main_~j~0 15)} havoc #t~nondet2; {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,467 INFO L280 TraceCheckUtils]: 167: Hoare triple {15401#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,467 INFO L280 TraceCheckUtils]: 168: Hoare triple {15401#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,468 INFO L280 TraceCheckUtils]: 169: Hoare triple {15401#(<= main_~j~0 15)} havoc #t~nondet3; {15401#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:18,468 INFO L280 TraceCheckUtils]: 170: Hoare triple {15401#(<= main_~j~0 15)} #t~post1 := ~j~0; {15402#(<= |main_#t~post1| 15)} is VALID [2020-07-18 05:14:18,469 INFO L280 TraceCheckUtils]: 171: Hoare triple {15402#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {15403#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:18,470 INFO L280 TraceCheckUtils]: 172: Hoare triple {15403#(<= main_~j~0 16)} havoc #t~post1; {15403#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:18,470 INFO L280 TraceCheckUtils]: 173: Hoare triple {15403#(<= main_~j~0 16)} assume !(~j~0 < 20); {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 174: Hoare triple {15365#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 175: Hoare triple {15365#false} ~i~0 := #t~nondet4; {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 176: Hoare triple {15365#false} havoc #t~nondet4; {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 177: Hoare triple {15365#false} assume ~i~0 >= 0 && ~i~0 < 10; {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 178: Hoare triple {15365#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 179: Hoare triple {15365#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 180: Hoare triple {15365#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {15365#false} is VALID [2020-07-18 05:14:18,471 INFO L280 TraceCheckUtils]: 181: Hoare triple {15365#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {15365#false} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 182: Hoare triple {15365#false} ~i~0 := 10 + #t~mem5; {15365#false} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 183: Hoare triple {15365#false} havoc #t~mem5; {15365#false} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 184: Hoare triple {15365#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {15365#false} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 185: Hoare triple {15365#false} assume !(~i~0 < #t~mem6); {15365#false} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 186: Hoare triple {15365#false} havoc #t~mem6; {15365#false} is VALID [2020-07-18 05:14:18,472 INFO L263 TraceCheckUtils]: 187: Hoare triple {15365#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {15364#true} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 188: Hoare triple {15364#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {15364#true} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 189: Hoare triple {15364#true} ~b := #in~b; {15364#true} is VALID [2020-07-18 05:14:18,472 INFO L280 TraceCheckUtils]: 190: Hoare triple {15364#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {15364#true} is VALID [2020-07-18 05:14:18,473 INFO L280 TraceCheckUtils]: 191: Hoare triple {15364#true} #res := (if #t~mem0 == ~b then 1 else 0); {15364#true} is VALID [2020-07-18 05:14:18,473 INFO L280 TraceCheckUtils]: 192: Hoare triple {15364#true} havoc #t~mem0; {15364#true} is VALID [2020-07-18 05:14:18,473 INFO L280 TraceCheckUtils]: 193: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-18 05:14:18,473 INFO L275 TraceCheckUtils]: 194: Hoare quadruple {15364#true} {15365#false} #96#return; {15365#false} is VALID [2020-07-18 05:14:18,473 INFO L280 TraceCheckUtils]: 195: Hoare triple {15365#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {15365#false} is VALID [2020-07-18 05:14:18,473 INFO L280 TraceCheckUtils]: 196: Hoare triple {15365#false} assume 0 == #t~ret8; {15365#false} is VALID [2020-07-18 05:14:18,473 INFO L280 TraceCheckUtils]: 197: Hoare triple {15365#false} havoc #t~ret8; {15365#false} is VALID [2020-07-18 05:14:18,473 INFO L280 TraceCheckUtils]: 198: Hoare triple {15365#false} assume !false; {15365#false} is VALID [2020-07-18 05:14:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 0 proven. 1216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:18,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [962591101] [2020-07-18 05:14:18,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:18,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2020-07-18 05:14:18,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758311382] [2020-07-18 05:14:18,509 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 199 [2020-07-18 05:14:18,510 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:18,510 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 36 states. [2020-07-18 05:14:18,741 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 199 edges. 199 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:18,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2020-07-18 05:14:18,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:18,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2020-07-18 05:14:18,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=935, Unknown=0, NotChecked=0, Total=1260 [2020-07-18 05:14:18,743 INFO L87 Difference]: Start difference. First operand 204 states and 205 transitions. Second operand 36 states. [2020-07-18 05:14:21,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:21,620 INFO L93 Difference]: Finished difference Result 252 states and 254 transitions. [2020-07-18 05:14:21,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-07-18 05:14:21,620 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 199 [2020-07-18 05:14:21,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-18 05:14:21,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 254 transitions. [2020-07-18 05:14:21,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-18 05:14:21,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 254 transitions. [2020-07-18 05:14:21,626 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 52 states and 254 transitions. [2020-07-18 05:14:21,893 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 254 edges. 254 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:21,898 INFO L225 Difference]: With dead ends: 252 [2020-07-18 05:14:21,898 INFO L226 Difference]: Without dead ends: 222 [2020-07-18 05:14:21,900 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1445, Invalid=3111, Unknown=0, NotChecked=0, Total=4556 [2020-07-18 05:14:21,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-07-18 05:14:22,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 214. [2020-07-18 05:14:22,097 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:22,097 INFO L82 GeneralOperation]: Start isEquivalent. First operand 222 states. Second operand 214 states. [2020-07-18 05:14:22,098 INFO L74 IsIncluded]: Start isIncluded. First operand 222 states. Second operand 214 states. [2020-07-18 05:14:22,098 INFO L87 Difference]: Start difference. First operand 222 states. Second operand 214 states. [2020-07-18 05:14:22,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:22,103 INFO L93 Difference]: Finished difference Result 222 states and 223 transitions. [2020-07-18 05:14:22,103 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 223 transitions. [2020-07-18 05:14:22,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:22,103 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:22,104 INFO L74 IsIncluded]: Start isIncluded. First operand 214 states. Second operand 222 states. [2020-07-18 05:14:22,104 INFO L87 Difference]: Start difference. First operand 214 states. Second operand 222 states. [2020-07-18 05:14:22,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:22,109 INFO L93 Difference]: Finished difference Result 222 states and 223 transitions. [2020-07-18 05:14:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 223 transitions. [2020-07-18 05:14:22,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:22,110 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:22,110 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:22,110 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:22,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-18 05:14:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 215 transitions. [2020-07-18 05:14:22,114 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 215 transitions. Word has length 199 [2020-07-18 05:14:22,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:22,114 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 215 transitions. [2020-07-18 05:14:22,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 36 states. [2020-07-18 05:14:22,115 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 214 states and 215 transitions. [2020-07-18 05:14:22,371 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 215 edges. 215 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:22,372 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 215 transitions. [2020-07-18 05:14:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-07-18 05:14:22,374 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:22,374 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:22,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-07-18 05:14:22,375 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:22,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:22,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1916049557, now seen corresponding path program 17 times [2020-07-18 05:14:22,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:22,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1855546495] [2020-07-18 05:14:22,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:23,177 INFO L280 TraceCheckUtils]: 0: Hoare triple {16903#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {16854#true} is VALID [2020-07-18 05:14:23,177 INFO L280 TraceCheckUtils]: 1: Hoare triple {16854#true} #valid := #valid[0 := 0]; {16854#true} is VALID [2020-07-18 05:14:23,177 INFO L280 TraceCheckUtils]: 2: Hoare triple {16854#true} assume 0 < #StackHeapBarrier; {16854#true} is VALID [2020-07-18 05:14:23,177 INFO L280 TraceCheckUtils]: 3: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-18 05:14:23,178 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {16854#true} {16854#true} #92#return; {16854#true} is VALID [2020-07-18 05:14:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:23,191 INFO L280 TraceCheckUtils]: 0: Hoare triple {16854#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {16854#true} is VALID [2020-07-18 05:14:23,191 INFO L280 TraceCheckUtils]: 1: Hoare triple {16854#true} ~b := #in~b; {16854#true} is VALID [2020-07-18 05:14:23,191 INFO L280 TraceCheckUtils]: 2: Hoare triple {16854#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {16854#true} is VALID [2020-07-18 05:14:23,192 INFO L280 TraceCheckUtils]: 3: Hoare triple {16854#true} #res := (if #t~mem0 == ~b then 1 else 0); {16854#true} is VALID [2020-07-18 05:14:23,192 INFO L280 TraceCheckUtils]: 4: Hoare triple {16854#true} havoc #t~mem0; {16854#true} is VALID [2020-07-18 05:14:23,192 INFO L280 TraceCheckUtils]: 5: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-18 05:14:23,192 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {16854#true} {16855#false} #96#return; {16855#false} is VALID [2020-07-18 05:14:23,193 INFO L263 TraceCheckUtils]: 0: Hoare triple {16854#true} call ULTIMATE.init(); {16903#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:23,193 INFO L280 TraceCheckUtils]: 1: Hoare triple {16903#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {16854#true} is VALID [2020-07-18 05:14:23,193 INFO L280 TraceCheckUtils]: 2: Hoare triple {16854#true} #valid := #valid[0 := 0]; {16854#true} is VALID [2020-07-18 05:14:23,194 INFO L280 TraceCheckUtils]: 3: Hoare triple {16854#true} assume 0 < #StackHeapBarrier; {16854#true} is VALID [2020-07-18 05:14:23,194 INFO L280 TraceCheckUtils]: 4: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-18 05:14:23,194 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {16854#true} {16854#true} #92#return; {16854#true} is VALID [2020-07-18 05:14:23,194 INFO L263 TraceCheckUtils]: 6: Hoare triple {16854#true} call #t~ret9 := main(); {16854#true} is VALID [2020-07-18 05:14:23,194 INFO L280 TraceCheckUtils]: 7: Hoare triple {16854#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {16854#true} is VALID [2020-07-18 05:14:23,195 INFO L280 TraceCheckUtils]: 8: Hoare triple {16854#true} havoc ~ad2~0.base, ~ad2~0.offset; {16854#true} is VALID [2020-07-18 05:14:23,195 INFO L280 TraceCheckUtils]: 9: Hoare triple {16854#true} havoc ~i~0; {16854#true} is VALID [2020-07-18 05:14:23,195 INFO L280 TraceCheckUtils]: 10: Hoare triple {16854#true} havoc ~j~0; {16854#true} is VALID [2020-07-18 05:14:23,195 INFO L280 TraceCheckUtils]: 11: Hoare triple {16854#true} havoc ~pa~0.base, ~pa~0.offset; {16854#true} is VALID [2020-07-18 05:14:23,196 INFO L280 TraceCheckUtils]: 12: Hoare triple {16854#true} ~j~0 := 0; {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,196 INFO L280 TraceCheckUtils]: 13: Hoare triple {16861#(= 0 main_~j~0)} assume !!(~j~0 < 20); {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,197 INFO L280 TraceCheckUtils]: 14: Hoare triple {16861#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,197 INFO L280 TraceCheckUtils]: 15: Hoare triple {16861#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,198 INFO L280 TraceCheckUtils]: 16: Hoare triple {16861#(= 0 main_~j~0)} havoc #t~nondet2; {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,198 INFO L280 TraceCheckUtils]: 17: Hoare triple {16861#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,199 INFO L280 TraceCheckUtils]: 18: Hoare triple {16861#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,199 INFO L280 TraceCheckUtils]: 19: Hoare triple {16861#(= 0 main_~j~0)} havoc #t~nondet3; {16861#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:23,200 INFO L280 TraceCheckUtils]: 20: Hoare triple {16861#(= 0 main_~j~0)} #t~post1 := ~j~0; {16862#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:23,201 INFO L280 TraceCheckUtils]: 21: Hoare triple {16862#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,201 INFO L280 TraceCheckUtils]: 22: Hoare triple {16863#(<= main_~j~0 1)} havoc #t~post1; {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,202 INFO L280 TraceCheckUtils]: 23: Hoare triple {16863#(<= main_~j~0 1)} assume !!(~j~0 < 20); {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,202 INFO L280 TraceCheckUtils]: 24: Hoare triple {16863#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,203 INFO L280 TraceCheckUtils]: 25: Hoare triple {16863#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,203 INFO L280 TraceCheckUtils]: 26: Hoare triple {16863#(<= main_~j~0 1)} havoc #t~nondet2; {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,204 INFO L280 TraceCheckUtils]: 27: Hoare triple {16863#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,204 INFO L280 TraceCheckUtils]: 28: Hoare triple {16863#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,205 INFO L280 TraceCheckUtils]: 29: Hoare triple {16863#(<= main_~j~0 1)} havoc #t~nondet3; {16863#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:23,205 INFO L280 TraceCheckUtils]: 30: Hoare triple {16863#(<= main_~j~0 1)} #t~post1 := ~j~0; {16864#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:23,206 INFO L280 TraceCheckUtils]: 31: Hoare triple {16864#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,207 INFO L280 TraceCheckUtils]: 32: Hoare triple {16865#(<= main_~j~0 2)} havoc #t~post1; {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,207 INFO L280 TraceCheckUtils]: 33: Hoare triple {16865#(<= main_~j~0 2)} assume !!(~j~0 < 20); {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,208 INFO L280 TraceCheckUtils]: 34: Hoare triple {16865#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,208 INFO L280 TraceCheckUtils]: 35: Hoare triple {16865#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,209 INFO L280 TraceCheckUtils]: 36: Hoare triple {16865#(<= main_~j~0 2)} havoc #t~nondet2; {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,209 INFO L280 TraceCheckUtils]: 37: Hoare triple {16865#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,210 INFO L280 TraceCheckUtils]: 38: Hoare triple {16865#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,211 INFO L280 TraceCheckUtils]: 39: Hoare triple {16865#(<= main_~j~0 2)} havoc #t~nondet3; {16865#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:23,211 INFO L280 TraceCheckUtils]: 40: Hoare triple {16865#(<= main_~j~0 2)} #t~post1 := ~j~0; {16866#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:23,212 INFO L280 TraceCheckUtils]: 41: Hoare triple {16866#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,212 INFO L280 TraceCheckUtils]: 42: Hoare triple {16867#(<= main_~j~0 3)} havoc #t~post1; {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,213 INFO L280 TraceCheckUtils]: 43: Hoare triple {16867#(<= main_~j~0 3)} assume !!(~j~0 < 20); {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,213 INFO L280 TraceCheckUtils]: 44: Hoare triple {16867#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,214 INFO L280 TraceCheckUtils]: 45: Hoare triple {16867#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,214 INFO L280 TraceCheckUtils]: 46: Hoare triple {16867#(<= main_~j~0 3)} havoc #t~nondet2; {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,215 INFO L280 TraceCheckUtils]: 47: Hoare triple {16867#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,215 INFO L280 TraceCheckUtils]: 48: Hoare triple {16867#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,216 INFO L280 TraceCheckUtils]: 49: Hoare triple {16867#(<= main_~j~0 3)} havoc #t~nondet3; {16867#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:23,217 INFO L280 TraceCheckUtils]: 50: Hoare triple {16867#(<= main_~j~0 3)} #t~post1 := ~j~0; {16868#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:23,217 INFO L280 TraceCheckUtils]: 51: Hoare triple {16868#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,218 INFO L280 TraceCheckUtils]: 52: Hoare triple {16869#(<= main_~j~0 4)} havoc #t~post1; {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,219 INFO L280 TraceCheckUtils]: 53: Hoare triple {16869#(<= main_~j~0 4)} assume !!(~j~0 < 20); {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,220 INFO L280 TraceCheckUtils]: 54: Hoare triple {16869#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,221 INFO L280 TraceCheckUtils]: 55: Hoare triple {16869#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,221 INFO L280 TraceCheckUtils]: 56: Hoare triple {16869#(<= main_~j~0 4)} havoc #t~nondet2; {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,222 INFO L280 TraceCheckUtils]: 57: Hoare triple {16869#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,222 INFO L280 TraceCheckUtils]: 58: Hoare triple {16869#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,223 INFO L280 TraceCheckUtils]: 59: Hoare triple {16869#(<= main_~j~0 4)} havoc #t~nondet3; {16869#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:23,223 INFO L280 TraceCheckUtils]: 60: Hoare triple {16869#(<= main_~j~0 4)} #t~post1 := ~j~0; {16870#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:23,224 INFO L280 TraceCheckUtils]: 61: Hoare triple {16870#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,225 INFO L280 TraceCheckUtils]: 62: Hoare triple {16871#(<= main_~j~0 5)} havoc #t~post1; {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,225 INFO L280 TraceCheckUtils]: 63: Hoare triple {16871#(<= main_~j~0 5)} assume !!(~j~0 < 20); {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,226 INFO L280 TraceCheckUtils]: 64: Hoare triple {16871#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,226 INFO L280 TraceCheckUtils]: 65: Hoare triple {16871#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,227 INFO L280 TraceCheckUtils]: 66: Hoare triple {16871#(<= main_~j~0 5)} havoc #t~nondet2; {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,227 INFO L280 TraceCheckUtils]: 67: Hoare triple {16871#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,228 INFO L280 TraceCheckUtils]: 68: Hoare triple {16871#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,228 INFO L280 TraceCheckUtils]: 69: Hoare triple {16871#(<= main_~j~0 5)} havoc #t~nondet3; {16871#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:23,229 INFO L280 TraceCheckUtils]: 70: Hoare triple {16871#(<= main_~j~0 5)} #t~post1 := ~j~0; {16872#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:23,229 INFO L280 TraceCheckUtils]: 71: Hoare triple {16872#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,230 INFO L280 TraceCheckUtils]: 72: Hoare triple {16873#(<= main_~j~0 6)} havoc #t~post1; {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,230 INFO L280 TraceCheckUtils]: 73: Hoare triple {16873#(<= main_~j~0 6)} assume !!(~j~0 < 20); {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,231 INFO L280 TraceCheckUtils]: 74: Hoare triple {16873#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,231 INFO L280 TraceCheckUtils]: 75: Hoare triple {16873#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,232 INFO L280 TraceCheckUtils]: 76: Hoare triple {16873#(<= main_~j~0 6)} havoc #t~nondet2; {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,233 INFO L280 TraceCheckUtils]: 77: Hoare triple {16873#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,233 INFO L280 TraceCheckUtils]: 78: Hoare triple {16873#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,234 INFO L280 TraceCheckUtils]: 79: Hoare triple {16873#(<= main_~j~0 6)} havoc #t~nondet3; {16873#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:23,234 INFO L280 TraceCheckUtils]: 80: Hoare triple {16873#(<= main_~j~0 6)} #t~post1 := ~j~0; {16874#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:23,235 INFO L280 TraceCheckUtils]: 81: Hoare triple {16874#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,236 INFO L280 TraceCheckUtils]: 82: Hoare triple {16875#(<= main_~j~0 7)} havoc #t~post1; {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,236 INFO L280 TraceCheckUtils]: 83: Hoare triple {16875#(<= main_~j~0 7)} assume !!(~j~0 < 20); {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,237 INFO L280 TraceCheckUtils]: 84: Hoare triple {16875#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,237 INFO L280 TraceCheckUtils]: 85: Hoare triple {16875#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,238 INFO L280 TraceCheckUtils]: 86: Hoare triple {16875#(<= main_~j~0 7)} havoc #t~nondet2; {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,243 INFO L280 TraceCheckUtils]: 87: Hoare triple {16875#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,243 INFO L280 TraceCheckUtils]: 88: Hoare triple {16875#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,244 INFO L280 TraceCheckUtils]: 89: Hoare triple {16875#(<= main_~j~0 7)} havoc #t~nondet3; {16875#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:23,244 INFO L280 TraceCheckUtils]: 90: Hoare triple {16875#(<= main_~j~0 7)} #t~post1 := ~j~0; {16876#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:23,245 INFO L280 TraceCheckUtils]: 91: Hoare triple {16876#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,246 INFO L280 TraceCheckUtils]: 92: Hoare triple {16877#(<= main_~j~0 8)} havoc #t~post1; {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,246 INFO L280 TraceCheckUtils]: 93: Hoare triple {16877#(<= main_~j~0 8)} assume !!(~j~0 < 20); {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,247 INFO L280 TraceCheckUtils]: 94: Hoare triple {16877#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,247 INFO L280 TraceCheckUtils]: 95: Hoare triple {16877#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,248 INFO L280 TraceCheckUtils]: 96: Hoare triple {16877#(<= main_~j~0 8)} havoc #t~nondet2; {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,248 INFO L280 TraceCheckUtils]: 97: Hoare triple {16877#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,249 INFO L280 TraceCheckUtils]: 98: Hoare triple {16877#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,249 INFO L280 TraceCheckUtils]: 99: Hoare triple {16877#(<= main_~j~0 8)} havoc #t~nondet3; {16877#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:23,250 INFO L280 TraceCheckUtils]: 100: Hoare triple {16877#(<= main_~j~0 8)} #t~post1 := ~j~0; {16878#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:23,251 INFO L280 TraceCheckUtils]: 101: Hoare triple {16878#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,251 INFO L280 TraceCheckUtils]: 102: Hoare triple {16879#(<= main_~j~0 9)} havoc #t~post1; {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,252 INFO L280 TraceCheckUtils]: 103: Hoare triple {16879#(<= main_~j~0 9)} assume !!(~j~0 < 20); {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,252 INFO L280 TraceCheckUtils]: 104: Hoare triple {16879#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,253 INFO L280 TraceCheckUtils]: 105: Hoare triple {16879#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,253 INFO L280 TraceCheckUtils]: 106: Hoare triple {16879#(<= main_~j~0 9)} havoc #t~nondet2; {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,254 INFO L280 TraceCheckUtils]: 107: Hoare triple {16879#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,254 INFO L280 TraceCheckUtils]: 108: Hoare triple {16879#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,255 INFO L280 TraceCheckUtils]: 109: Hoare triple {16879#(<= main_~j~0 9)} havoc #t~nondet3; {16879#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:23,255 INFO L280 TraceCheckUtils]: 110: Hoare triple {16879#(<= main_~j~0 9)} #t~post1 := ~j~0; {16880#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:23,256 INFO L280 TraceCheckUtils]: 111: Hoare triple {16880#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,257 INFO L280 TraceCheckUtils]: 112: Hoare triple {16881#(<= main_~j~0 10)} havoc #t~post1; {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,257 INFO L280 TraceCheckUtils]: 113: Hoare triple {16881#(<= main_~j~0 10)} assume !!(~j~0 < 20); {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,258 INFO L280 TraceCheckUtils]: 114: Hoare triple {16881#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,258 INFO L280 TraceCheckUtils]: 115: Hoare triple {16881#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,259 INFO L280 TraceCheckUtils]: 116: Hoare triple {16881#(<= main_~j~0 10)} havoc #t~nondet2; {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,259 INFO L280 TraceCheckUtils]: 117: Hoare triple {16881#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,260 INFO L280 TraceCheckUtils]: 118: Hoare triple {16881#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,260 INFO L280 TraceCheckUtils]: 119: Hoare triple {16881#(<= main_~j~0 10)} havoc #t~nondet3; {16881#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:23,261 INFO L280 TraceCheckUtils]: 120: Hoare triple {16881#(<= main_~j~0 10)} #t~post1 := ~j~0; {16882#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:23,262 INFO L280 TraceCheckUtils]: 121: Hoare triple {16882#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,263 INFO L280 TraceCheckUtils]: 122: Hoare triple {16883#(<= main_~j~0 11)} havoc #t~post1; {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,263 INFO L280 TraceCheckUtils]: 123: Hoare triple {16883#(<= main_~j~0 11)} assume !!(~j~0 < 20); {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,264 INFO L280 TraceCheckUtils]: 124: Hoare triple {16883#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,264 INFO L280 TraceCheckUtils]: 125: Hoare triple {16883#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,264 INFO L280 TraceCheckUtils]: 126: Hoare triple {16883#(<= main_~j~0 11)} havoc #t~nondet2; {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,265 INFO L280 TraceCheckUtils]: 127: Hoare triple {16883#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,266 INFO L280 TraceCheckUtils]: 128: Hoare triple {16883#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,266 INFO L280 TraceCheckUtils]: 129: Hoare triple {16883#(<= main_~j~0 11)} havoc #t~nondet3; {16883#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:23,267 INFO L280 TraceCheckUtils]: 130: Hoare triple {16883#(<= main_~j~0 11)} #t~post1 := ~j~0; {16884#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:23,267 INFO L280 TraceCheckUtils]: 131: Hoare triple {16884#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,268 INFO L280 TraceCheckUtils]: 132: Hoare triple {16885#(<= main_~j~0 12)} havoc #t~post1; {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,268 INFO L280 TraceCheckUtils]: 133: Hoare triple {16885#(<= main_~j~0 12)} assume !!(~j~0 < 20); {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,269 INFO L280 TraceCheckUtils]: 134: Hoare triple {16885#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,269 INFO L280 TraceCheckUtils]: 135: Hoare triple {16885#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,270 INFO L280 TraceCheckUtils]: 136: Hoare triple {16885#(<= main_~j~0 12)} havoc #t~nondet2; {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,271 INFO L280 TraceCheckUtils]: 137: Hoare triple {16885#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,271 INFO L280 TraceCheckUtils]: 138: Hoare triple {16885#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,272 INFO L280 TraceCheckUtils]: 139: Hoare triple {16885#(<= main_~j~0 12)} havoc #t~nondet3; {16885#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:23,272 INFO L280 TraceCheckUtils]: 140: Hoare triple {16885#(<= main_~j~0 12)} #t~post1 := ~j~0; {16886#(<= |main_#t~post1| 12)} is VALID [2020-07-18 05:14:23,273 INFO L280 TraceCheckUtils]: 141: Hoare triple {16886#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,274 INFO L280 TraceCheckUtils]: 142: Hoare triple {16887#(<= main_~j~0 13)} havoc #t~post1; {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,274 INFO L280 TraceCheckUtils]: 143: Hoare triple {16887#(<= main_~j~0 13)} assume !!(~j~0 < 20); {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,275 INFO L280 TraceCheckUtils]: 144: Hoare triple {16887#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,275 INFO L280 TraceCheckUtils]: 145: Hoare triple {16887#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,276 INFO L280 TraceCheckUtils]: 146: Hoare triple {16887#(<= main_~j~0 13)} havoc #t~nondet2; {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,276 INFO L280 TraceCheckUtils]: 147: Hoare triple {16887#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,277 INFO L280 TraceCheckUtils]: 148: Hoare triple {16887#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,277 INFO L280 TraceCheckUtils]: 149: Hoare triple {16887#(<= main_~j~0 13)} havoc #t~nondet3; {16887#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:23,278 INFO L280 TraceCheckUtils]: 150: Hoare triple {16887#(<= main_~j~0 13)} #t~post1 := ~j~0; {16888#(<= |main_#t~post1| 13)} is VALID [2020-07-18 05:14:23,278 INFO L280 TraceCheckUtils]: 151: Hoare triple {16888#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,279 INFO L280 TraceCheckUtils]: 152: Hoare triple {16889#(<= main_~j~0 14)} havoc #t~post1; {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,279 INFO L280 TraceCheckUtils]: 153: Hoare triple {16889#(<= main_~j~0 14)} assume !!(~j~0 < 20); {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,280 INFO L280 TraceCheckUtils]: 154: Hoare triple {16889#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,280 INFO L280 TraceCheckUtils]: 155: Hoare triple {16889#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,281 INFO L280 TraceCheckUtils]: 156: Hoare triple {16889#(<= main_~j~0 14)} havoc #t~nondet2; {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,281 INFO L280 TraceCheckUtils]: 157: Hoare triple {16889#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,282 INFO L280 TraceCheckUtils]: 158: Hoare triple {16889#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,282 INFO L280 TraceCheckUtils]: 159: Hoare triple {16889#(<= main_~j~0 14)} havoc #t~nondet3; {16889#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:23,283 INFO L280 TraceCheckUtils]: 160: Hoare triple {16889#(<= main_~j~0 14)} #t~post1 := ~j~0; {16890#(<= |main_#t~post1| 14)} is VALID [2020-07-18 05:14:23,284 INFO L280 TraceCheckUtils]: 161: Hoare triple {16890#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,284 INFO L280 TraceCheckUtils]: 162: Hoare triple {16891#(<= main_~j~0 15)} havoc #t~post1; {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,285 INFO L280 TraceCheckUtils]: 163: Hoare triple {16891#(<= main_~j~0 15)} assume !!(~j~0 < 20); {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,285 INFO L280 TraceCheckUtils]: 164: Hoare triple {16891#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,286 INFO L280 TraceCheckUtils]: 165: Hoare triple {16891#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,286 INFO L280 TraceCheckUtils]: 166: Hoare triple {16891#(<= main_~j~0 15)} havoc #t~nondet2; {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,287 INFO L280 TraceCheckUtils]: 167: Hoare triple {16891#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,287 INFO L280 TraceCheckUtils]: 168: Hoare triple {16891#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,288 INFO L280 TraceCheckUtils]: 169: Hoare triple {16891#(<= main_~j~0 15)} havoc #t~nondet3; {16891#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:23,289 INFO L280 TraceCheckUtils]: 170: Hoare triple {16891#(<= main_~j~0 15)} #t~post1 := ~j~0; {16892#(<= |main_#t~post1| 15)} is VALID [2020-07-18 05:14:23,289 INFO L280 TraceCheckUtils]: 171: Hoare triple {16892#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,290 INFO L280 TraceCheckUtils]: 172: Hoare triple {16893#(<= main_~j~0 16)} havoc #t~post1; {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,291 INFO L280 TraceCheckUtils]: 173: Hoare triple {16893#(<= main_~j~0 16)} assume !!(~j~0 < 20); {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,291 INFO L280 TraceCheckUtils]: 174: Hoare triple {16893#(<= main_~j~0 16)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,292 INFO L280 TraceCheckUtils]: 175: Hoare triple {16893#(<= main_~j~0 16)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,292 INFO L280 TraceCheckUtils]: 176: Hoare triple {16893#(<= main_~j~0 16)} havoc #t~nondet2; {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,292 INFO L280 TraceCheckUtils]: 177: Hoare triple {16893#(<= main_~j~0 16)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,293 INFO L280 TraceCheckUtils]: 178: Hoare triple {16893#(<= main_~j~0 16)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,293 INFO L280 TraceCheckUtils]: 179: Hoare triple {16893#(<= main_~j~0 16)} havoc #t~nondet3; {16893#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:23,294 INFO L280 TraceCheckUtils]: 180: Hoare triple {16893#(<= main_~j~0 16)} #t~post1 := ~j~0; {16894#(<= |main_#t~post1| 16)} is VALID [2020-07-18 05:14:23,294 INFO L280 TraceCheckUtils]: 181: Hoare triple {16894#(<= |main_#t~post1| 16)} ~j~0 := 1 + #t~post1; {16895#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:23,295 INFO L280 TraceCheckUtils]: 182: Hoare triple {16895#(<= main_~j~0 17)} havoc #t~post1; {16895#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:23,295 INFO L280 TraceCheckUtils]: 183: Hoare triple {16895#(<= main_~j~0 17)} assume !(~j~0 < 20); {16855#false} is VALID [2020-07-18 05:14:23,295 INFO L280 TraceCheckUtils]: 184: Hoare triple {16855#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {16855#false} is VALID [2020-07-18 05:14:23,295 INFO L280 TraceCheckUtils]: 185: Hoare triple {16855#false} ~i~0 := #t~nondet4; {16855#false} is VALID [2020-07-18 05:14:23,296 INFO L280 TraceCheckUtils]: 186: Hoare triple {16855#false} havoc #t~nondet4; {16855#false} is VALID [2020-07-18 05:14:23,296 INFO L280 TraceCheckUtils]: 187: Hoare triple {16855#false} assume ~i~0 >= 0 && ~i~0 < 10; {16855#false} is VALID [2020-07-18 05:14:23,296 INFO L280 TraceCheckUtils]: 188: Hoare triple {16855#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {16855#false} is VALID [2020-07-18 05:14:23,296 INFO L280 TraceCheckUtils]: 189: Hoare triple {16855#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {16855#false} is VALID [2020-07-18 05:14:23,297 INFO L280 TraceCheckUtils]: 190: Hoare triple {16855#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {16855#false} is VALID [2020-07-18 05:14:23,297 INFO L280 TraceCheckUtils]: 191: Hoare triple {16855#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {16855#false} is VALID [2020-07-18 05:14:23,297 INFO L280 TraceCheckUtils]: 192: Hoare triple {16855#false} ~i~0 := 10 + #t~mem5; {16855#false} is VALID [2020-07-18 05:14:23,297 INFO L280 TraceCheckUtils]: 193: Hoare triple {16855#false} havoc #t~mem5; {16855#false} is VALID [2020-07-18 05:14:23,297 INFO L280 TraceCheckUtils]: 194: Hoare triple {16855#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {16855#false} is VALID [2020-07-18 05:14:23,298 INFO L280 TraceCheckUtils]: 195: Hoare triple {16855#false} assume !(~i~0 < #t~mem6); {16855#false} is VALID [2020-07-18 05:14:23,298 INFO L280 TraceCheckUtils]: 196: Hoare triple {16855#false} havoc #t~mem6; {16855#false} is VALID [2020-07-18 05:14:23,298 INFO L263 TraceCheckUtils]: 197: Hoare triple {16855#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {16854#true} is VALID [2020-07-18 05:14:23,298 INFO L280 TraceCheckUtils]: 198: Hoare triple {16854#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {16854#true} is VALID [2020-07-18 05:14:23,298 INFO L280 TraceCheckUtils]: 199: Hoare triple {16854#true} ~b := #in~b; {16854#true} is VALID [2020-07-18 05:14:23,298 INFO L280 TraceCheckUtils]: 200: Hoare triple {16854#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {16854#true} is VALID [2020-07-18 05:14:23,299 INFO L280 TraceCheckUtils]: 201: Hoare triple {16854#true} #res := (if #t~mem0 == ~b then 1 else 0); {16854#true} is VALID [2020-07-18 05:14:23,299 INFO L280 TraceCheckUtils]: 202: Hoare triple {16854#true} havoc #t~mem0; {16854#true} is VALID [2020-07-18 05:14:23,299 INFO L280 TraceCheckUtils]: 203: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-18 05:14:23,299 INFO L275 TraceCheckUtils]: 204: Hoare quadruple {16854#true} {16855#false} #96#return; {16855#false} is VALID [2020-07-18 05:14:23,299 INFO L280 TraceCheckUtils]: 205: Hoare triple {16855#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {16855#false} is VALID [2020-07-18 05:14:23,299 INFO L280 TraceCheckUtils]: 206: Hoare triple {16855#false} assume 0 == #t~ret8; {16855#false} is VALID [2020-07-18 05:14:23,299 INFO L280 TraceCheckUtils]: 207: Hoare triple {16855#false} havoc #t~ret8; {16855#false} is VALID [2020-07-18 05:14:23,299 INFO L280 TraceCheckUtils]: 208: Hoare triple {16855#false} assume !false; {16855#false} is VALID [2020-07-18 05:14:23,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1377 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:23,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1855546495] [2020-07-18 05:14:23,324 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:23,324 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2020-07-18 05:14:23,324 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714062353] [2020-07-18 05:14:23,325 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 209 [2020-07-18 05:14:23,325 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:23,326 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 38 states. [2020-07-18 05:14:23,567 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 209 edges. 209 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:23,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2020-07-18 05:14:23,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:23,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2020-07-18 05:14:23,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=1044, Unknown=0, NotChecked=0, Total=1406 [2020-07-18 05:14:23,569 INFO L87 Difference]: Start difference. First operand 214 states and 215 transitions. Second operand 38 states. [2020-07-18 05:14:26,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:26,612 INFO L93 Difference]: Finished difference Result 262 states and 264 transitions. [2020-07-18 05:14:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-07-18 05:14:26,612 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 209 [2020-07-18 05:14:26,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-07-18 05:14:26,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 264 transitions. [2020-07-18 05:14:26,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-07-18 05:14:26,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 264 transitions. [2020-07-18 05:14:26,618 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 55 states and 264 transitions. [2020-07-18 05:14:26,933 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 264 edges. 264 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:26,938 INFO L225 Difference]: With dead ends: 262 [2020-07-18 05:14:26,938 INFO L226 Difference]: Without dead ends: 232 [2020-07-18 05:14:26,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1620, Invalid=3492, Unknown=0, NotChecked=0, Total=5112 [2020-07-18 05:14:26,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2020-07-18 05:14:27,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 224. [2020-07-18 05:14:27,142 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:27,142 INFO L82 GeneralOperation]: Start isEquivalent. First operand 232 states. Second operand 224 states. [2020-07-18 05:14:27,142 INFO L74 IsIncluded]: Start isIncluded. First operand 232 states. Second operand 224 states. [2020-07-18 05:14:27,142 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 224 states. [2020-07-18 05:14:27,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:27,146 INFO L93 Difference]: Finished difference Result 232 states and 233 transitions. [2020-07-18 05:14:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 233 transitions. [2020-07-18 05:14:27,147 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:27,147 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:27,147 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand 232 states. [2020-07-18 05:14:27,147 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 232 states. [2020-07-18 05:14:27,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:27,151 INFO L93 Difference]: Finished difference Result 232 states and 233 transitions. [2020-07-18 05:14:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 233 transitions. [2020-07-18 05:14:27,152 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:27,152 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:27,152 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:27,152 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:27,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-07-18 05:14:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 225 transitions. [2020-07-18 05:14:27,156 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 225 transitions. Word has length 209 [2020-07-18 05:14:27,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:27,156 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 225 transitions. [2020-07-18 05:14:27,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 38 states. [2020-07-18 05:14:27,157 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 224 states and 225 transitions. [2020-07-18 05:14:27,432 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 225 edges. 225 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 225 transitions. [2020-07-18 05:14:27,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-07-18 05:14:27,434 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:27,435 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:27,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-07-18 05:14:27,435 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:27,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:27,436 INFO L82 PathProgramCache]: Analyzing trace with hash 255104209, now seen corresponding path program 18 times [2020-07-18 05:14:27,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:27,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [577080015] [2020-07-18 05:14:27,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:28,338 INFO L280 TraceCheckUtils]: 0: Hoare triple {18461#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {18410#true} is VALID [2020-07-18 05:14:28,338 INFO L280 TraceCheckUtils]: 1: Hoare triple {18410#true} #valid := #valid[0 := 0]; {18410#true} is VALID [2020-07-18 05:14:28,338 INFO L280 TraceCheckUtils]: 2: Hoare triple {18410#true} assume 0 < #StackHeapBarrier; {18410#true} is VALID [2020-07-18 05:14:28,338 INFO L280 TraceCheckUtils]: 3: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-18 05:14:28,339 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {18410#true} {18410#true} #92#return; {18410#true} is VALID [2020-07-18 05:14:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:28,341 INFO L280 TraceCheckUtils]: 0: Hoare triple {18410#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {18410#true} is VALID [2020-07-18 05:14:28,342 INFO L280 TraceCheckUtils]: 1: Hoare triple {18410#true} ~b := #in~b; {18410#true} is VALID [2020-07-18 05:14:28,342 INFO L280 TraceCheckUtils]: 2: Hoare triple {18410#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {18410#true} is VALID [2020-07-18 05:14:28,342 INFO L280 TraceCheckUtils]: 3: Hoare triple {18410#true} #res := (if #t~mem0 == ~b then 1 else 0); {18410#true} is VALID [2020-07-18 05:14:28,342 INFO L280 TraceCheckUtils]: 4: Hoare triple {18410#true} havoc #t~mem0; {18410#true} is VALID [2020-07-18 05:14:28,342 INFO L280 TraceCheckUtils]: 5: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-18 05:14:28,342 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {18410#true} {18411#false} #96#return; {18411#false} is VALID [2020-07-18 05:14:28,344 INFO L263 TraceCheckUtils]: 0: Hoare triple {18410#true} call ULTIMATE.init(); {18461#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:28,345 INFO L280 TraceCheckUtils]: 1: Hoare triple {18461#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {18410#true} is VALID [2020-07-18 05:14:28,345 INFO L280 TraceCheckUtils]: 2: Hoare triple {18410#true} #valid := #valid[0 := 0]; {18410#true} is VALID [2020-07-18 05:14:28,345 INFO L280 TraceCheckUtils]: 3: Hoare triple {18410#true} assume 0 < #StackHeapBarrier; {18410#true} is VALID [2020-07-18 05:14:28,345 INFO L280 TraceCheckUtils]: 4: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-18 05:14:28,345 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {18410#true} {18410#true} #92#return; {18410#true} is VALID [2020-07-18 05:14:28,346 INFO L263 TraceCheckUtils]: 6: Hoare triple {18410#true} call #t~ret9 := main(); {18410#true} is VALID [2020-07-18 05:14:28,346 INFO L280 TraceCheckUtils]: 7: Hoare triple {18410#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {18410#true} is VALID [2020-07-18 05:14:28,346 INFO L280 TraceCheckUtils]: 8: Hoare triple {18410#true} havoc ~ad2~0.base, ~ad2~0.offset; {18410#true} is VALID [2020-07-18 05:14:28,346 INFO L280 TraceCheckUtils]: 9: Hoare triple {18410#true} havoc ~i~0; {18410#true} is VALID [2020-07-18 05:14:28,346 INFO L280 TraceCheckUtils]: 10: Hoare triple {18410#true} havoc ~j~0; {18410#true} is VALID [2020-07-18 05:14:28,347 INFO L280 TraceCheckUtils]: 11: Hoare triple {18410#true} havoc ~pa~0.base, ~pa~0.offset; {18410#true} is VALID [2020-07-18 05:14:28,347 INFO L280 TraceCheckUtils]: 12: Hoare triple {18410#true} ~j~0 := 0; {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,348 INFO L280 TraceCheckUtils]: 13: Hoare triple {18417#(= 0 main_~j~0)} assume !!(~j~0 < 20); {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,348 INFO L280 TraceCheckUtils]: 14: Hoare triple {18417#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,349 INFO L280 TraceCheckUtils]: 15: Hoare triple {18417#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,349 INFO L280 TraceCheckUtils]: 16: Hoare triple {18417#(= 0 main_~j~0)} havoc #t~nondet2; {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,349 INFO L280 TraceCheckUtils]: 17: Hoare triple {18417#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,350 INFO L280 TraceCheckUtils]: 18: Hoare triple {18417#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,350 INFO L280 TraceCheckUtils]: 19: Hoare triple {18417#(= 0 main_~j~0)} havoc #t~nondet3; {18417#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:28,351 INFO L280 TraceCheckUtils]: 20: Hoare triple {18417#(= 0 main_~j~0)} #t~post1 := ~j~0; {18418#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:28,351 INFO L280 TraceCheckUtils]: 21: Hoare triple {18418#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,351 INFO L280 TraceCheckUtils]: 22: Hoare triple {18419#(<= main_~j~0 1)} havoc #t~post1; {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,352 INFO L280 TraceCheckUtils]: 23: Hoare triple {18419#(<= main_~j~0 1)} assume !!(~j~0 < 20); {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,352 INFO L280 TraceCheckUtils]: 24: Hoare triple {18419#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,353 INFO L280 TraceCheckUtils]: 25: Hoare triple {18419#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,353 INFO L280 TraceCheckUtils]: 26: Hoare triple {18419#(<= main_~j~0 1)} havoc #t~nondet2; {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,353 INFO L280 TraceCheckUtils]: 27: Hoare triple {18419#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,354 INFO L280 TraceCheckUtils]: 28: Hoare triple {18419#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,354 INFO L280 TraceCheckUtils]: 29: Hoare triple {18419#(<= main_~j~0 1)} havoc #t~nondet3; {18419#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:28,354 INFO L280 TraceCheckUtils]: 30: Hoare triple {18419#(<= main_~j~0 1)} #t~post1 := ~j~0; {18420#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:28,355 INFO L280 TraceCheckUtils]: 31: Hoare triple {18420#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,355 INFO L280 TraceCheckUtils]: 32: Hoare triple {18421#(<= main_~j~0 2)} havoc #t~post1; {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,356 INFO L280 TraceCheckUtils]: 33: Hoare triple {18421#(<= main_~j~0 2)} assume !!(~j~0 < 20); {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,356 INFO L280 TraceCheckUtils]: 34: Hoare triple {18421#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,357 INFO L280 TraceCheckUtils]: 35: Hoare triple {18421#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,357 INFO L280 TraceCheckUtils]: 36: Hoare triple {18421#(<= main_~j~0 2)} havoc #t~nondet2; {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,357 INFO L280 TraceCheckUtils]: 37: Hoare triple {18421#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,358 INFO L280 TraceCheckUtils]: 38: Hoare triple {18421#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,358 INFO L280 TraceCheckUtils]: 39: Hoare triple {18421#(<= main_~j~0 2)} havoc #t~nondet3; {18421#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:28,359 INFO L280 TraceCheckUtils]: 40: Hoare triple {18421#(<= main_~j~0 2)} #t~post1 := ~j~0; {18422#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:28,359 INFO L280 TraceCheckUtils]: 41: Hoare triple {18422#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,360 INFO L280 TraceCheckUtils]: 42: Hoare triple {18423#(<= main_~j~0 3)} havoc #t~post1; {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,360 INFO L280 TraceCheckUtils]: 43: Hoare triple {18423#(<= main_~j~0 3)} assume !!(~j~0 < 20); {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,360 INFO L280 TraceCheckUtils]: 44: Hoare triple {18423#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,361 INFO L280 TraceCheckUtils]: 45: Hoare triple {18423#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,361 INFO L280 TraceCheckUtils]: 46: Hoare triple {18423#(<= main_~j~0 3)} havoc #t~nondet2; {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,361 INFO L280 TraceCheckUtils]: 47: Hoare triple {18423#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,362 INFO L280 TraceCheckUtils]: 48: Hoare triple {18423#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,362 INFO L280 TraceCheckUtils]: 49: Hoare triple {18423#(<= main_~j~0 3)} havoc #t~nondet3; {18423#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:28,363 INFO L280 TraceCheckUtils]: 50: Hoare triple {18423#(<= main_~j~0 3)} #t~post1 := ~j~0; {18424#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:28,363 INFO L280 TraceCheckUtils]: 51: Hoare triple {18424#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,364 INFO L280 TraceCheckUtils]: 52: Hoare triple {18425#(<= main_~j~0 4)} havoc #t~post1; {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,364 INFO L280 TraceCheckUtils]: 53: Hoare triple {18425#(<= main_~j~0 4)} assume !!(~j~0 < 20); {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,364 INFO L280 TraceCheckUtils]: 54: Hoare triple {18425#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,365 INFO L280 TraceCheckUtils]: 55: Hoare triple {18425#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,365 INFO L280 TraceCheckUtils]: 56: Hoare triple {18425#(<= main_~j~0 4)} havoc #t~nondet2; {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,365 INFO L280 TraceCheckUtils]: 57: Hoare triple {18425#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,366 INFO L280 TraceCheckUtils]: 58: Hoare triple {18425#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,366 INFO L280 TraceCheckUtils]: 59: Hoare triple {18425#(<= main_~j~0 4)} havoc #t~nondet3; {18425#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:28,367 INFO L280 TraceCheckUtils]: 60: Hoare triple {18425#(<= main_~j~0 4)} #t~post1 := ~j~0; {18426#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:28,367 INFO L280 TraceCheckUtils]: 61: Hoare triple {18426#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,368 INFO L280 TraceCheckUtils]: 62: Hoare triple {18427#(<= main_~j~0 5)} havoc #t~post1; {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,368 INFO L280 TraceCheckUtils]: 63: Hoare triple {18427#(<= main_~j~0 5)} assume !!(~j~0 < 20); {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,368 INFO L280 TraceCheckUtils]: 64: Hoare triple {18427#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,369 INFO L280 TraceCheckUtils]: 65: Hoare triple {18427#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,369 INFO L280 TraceCheckUtils]: 66: Hoare triple {18427#(<= main_~j~0 5)} havoc #t~nondet2; {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,369 INFO L280 TraceCheckUtils]: 67: Hoare triple {18427#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,370 INFO L280 TraceCheckUtils]: 68: Hoare triple {18427#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,370 INFO L280 TraceCheckUtils]: 69: Hoare triple {18427#(<= main_~j~0 5)} havoc #t~nondet3; {18427#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:28,371 INFO L280 TraceCheckUtils]: 70: Hoare triple {18427#(<= main_~j~0 5)} #t~post1 := ~j~0; {18428#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:28,371 INFO L280 TraceCheckUtils]: 71: Hoare triple {18428#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,371 INFO L280 TraceCheckUtils]: 72: Hoare triple {18429#(<= main_~j~0 6)} havoc #t~post1; {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,372 INFO L280 TraceCheckUtils]: 73: Hoare triple {18429#(<= main_~j~0 6)} assume !!(~j~0 < 20); {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,372 INFO L280 TraceCheckUtils]: 74: Hoare triple {18429#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,373 INFO L280 TraceCheckUtils]: 75: Hoare triple {18429#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,373 INFO L280 TraceCheckUtils]: 76: Hoare triple {18429#(<= main_~j~0 6)} havoc #t~nondet2; {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,373 INFO L280 TraceCheckUtils]: 77: Hoare triple {18429#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,374 INFO L280 TraceCheckUtils]: 78: Hoare triple {18429#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,374 INFO L280 TraceCheckUtils]: 79: Hoare triple {18429#(<= main_~j~0 6)} havoc #t~nondet3; {18429#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:28,375 INFO L280 TraceCheckUtils]: 80: Hoare triple {18429#(<= main_~j~0 6)} #t~post1 := ~j~0; {18430#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:28,375 INFO L280 TraceCheckUtils]: 81: Hoare triple {18430#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,376 INFO L280 TraceCheckUtils]: 82: Hoare triple {18431#(<= main_~j~0 7)} havoc #t~post1; {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,376 INFO L280 TraceCheckUtils]: 83: Hoare triple {18431#(<= main_~j~0 7)} assume !!(~j~0 < 20); {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,376 INFO L280 TraceCheckUtils]: 84: Hoare triple {18431#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,377 INFO L280 TraceCheckUtils]: 85: Hoare triple {18431#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,377 INFO L280 TraceCheckUtils]: 86: Hoare triple {18431#(<= main_~j~0 7)} havoc #t~nondet2; {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,377 INFO L280 TraceCheckUtils]: 87: Hoare triple {18431#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,378 INFO L280 TraceCheckUtils]: 88: Hoare triple {18431#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,378 INFO L280 TraceCheckUtils]: 89: Hoare triple {18431#(<= main_~j~0 7)} havoc #t~nondet3; {18431#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:28,379 INFO L280 TraceCheckUtils]: 90: Hoare triple {18431#(<= main_~j~0 7)} #t~post1 := ~j~0; {18432#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:28,379 INFO L280 TraceCheckUtils]: 91: Hoare triple {18432#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,379 INFO L280 TraceCheckUtils]: 92: Hoare triple {18433#(<= main_~j~0 8)} havoc #t~post1; {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,380 INFO L280 TraceCheckUtils]: 93: Hoare triple {18433#(<= main_~j~0 8)} assume !!(~j~0 < 20); {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,380 INFO L280 TraceCheckUtils]: 94: Hoare triple {18433#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,381 INFO L280 TraceCheckUtils]: 95: Hoare triple {18433#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,381 INFO L280 TraceCheckUtils]: 96: Hoare triple {18433#(<= main_~j~0 8)} havoc #t~nondet2; {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,381 INFO L280 TraceCheckUtils]: 97: Hoare triple {18433#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,382 INFO L280 TraceCheckUtils]: 98: Hoare triple {18433#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,382 INFO L280 TraceCheckUtils]: 99: Hoare triple {18433#(<= main_~j~0 8)} havoc #t~nondet3; {18433#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:28,383 INFO L280 TraceCheckUtils]: 100: Hoare triple {18433#(<= main_~j~0 8)} #t~post1 := ~j~0; {18434#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:28,383 INFO L280 TraceCheckUtils]: 101: Hoare triple {18434#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,384 INFO L280 TraceCheckUtils]: 102: Hoare triple {18435#(<= main_~j~0 9)} havoc #t~post1; {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,384 INFO L280 TraceCheckUtils]: 103: Hoare triple {18435#(<= main_~j~0 9)} assume !!(~j~0 < 20); {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,384 INFO L280 TraceCheckUtils]: 104: Hoare triple {18435#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,385 INFO L280 TraceCheckUtils]: 105: Hoare triple {18435#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,385 INFO L280 TraceCheckUtils]: 106: Hoare triple {18435#(<= main_~j~0 9)} havoc #t~nondet2; {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,385 INFO L280 TraceCheckUtils]: 107: Hoare triple {18435#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,386 INFO L280 TraceCheckUtils]: 108: Hoare triple {18435#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,386 INFO L280 TraceCheckUtils]: 109: Hoare triple {18435#(<= main_~j~0 9)} havoc #t~nondet3; {18435#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:28,386 INFO L280 TraceCheckUtils]: 110: Hoare triple {18435#(<= main_~j~0 9)} #t~post1 := ~j~0; {18436#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:28,387 INFO L280 TraceCheckUtils]: 111: Hoare triple {18436#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,387 INFO L280 TraceCheckUtils]: 112: Hoare triple {18437#(<= main_~j~0 10)} havoc #t~post1; {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,388 INFO L280 TraceCheckUtils]: 113: Hoare triple {18437#(<= main_~j~0 10)} assume !!(~j~0 < 20); {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,388 INFO L280 TraceCheckUtils]: 114: Hoare triple {18437#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,389 INFO L280 TraceCheckUtils]: 115: Hoare triple {18437#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,389 INFO L280 TraceCheckUtils]: 116: Hoare triple {18437#(<= main_~j~0 10)} havoc #t~nondet2; {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,389 INFO L280 TraceCheckUtils]: 117: Hoare triple {18437#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,390 INFO L280 TraceCheckUtils]: 118: Hoare triple {18437#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,390 INFO L280 TraceCheckUtils]: 119: Hoare triple {18437#(<= main_~j~0 10)} havoc #t~nondet3; {18437#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:28,391 INFO L280 TraceCheckUtils]: 120: Hoare triple {18437#(<= main_~j~0 10)} #t~post1 := ~j~0; {18438#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:28,391 INFO L280 TraceCheckUtils]: 121: Hoare triple {18438#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,391 INFO L280 TraceCheckUtils]: 122: Hoare triple {18439#(<= main_~j~0 11)} havoc #t~post1; {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,392 INFO L280 TraceCheckUtils]: 123: Hoare triple {18439#(<= main_~j~0 11)} assume !!(~j~0 < 20); {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,392 INFO L280 TraceCheckUtils]: 124: Hoare triple {18439#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,393 INFO L280 TraceCheckUtils]: 125: Hoare triple {18439#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,393 INFO L280 TraceCheckUtils]: 126: Hoare triple {18439#(<= main_~j~0 11)} havoc #t~nondet2; {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,393 INFO L280 TraceCheckUtils]: 127: Hoare triple {18439#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,394 INFO L280 TraceCheckUtils]: 128: Hoare triple {18439#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,394 INFO L280 TraceCheckUtils]: 129: Hoare triple {18439#(<= main_~j~0 11)} havoc #t~nondet3; {18439#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:28,394 INFO L280 TraceCheckUtils]: 130: Hoare triple {18439#(<= main_~j~0 11)} #t~post1 := ~j~0; {18440#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:28,395 INFO L280 TraceCheckUtils]: 131: Hoare triple {18440#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,395 INFO L280 TraceCheckUtils]: 132: Hoare triple {18441#(<= main_~j~0 12)} havoc #t~post1; {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,396 INFO L280 TraceCheckUtils]: 133: Hoare triple {18441#(<= main_~j~0 12)} assume !!(~j~0 < 20); {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,396 INFO L280 TraceCheckUtils]: 134: Hoare triple {18441#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,397 INFO L280 TraceCheckUtils]: 135: Hoare triple {18441#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,397 INFO L280 TraceCheckUtils]: 136: Hoare triple {18441#(<= main_~j~0 12)} havoc #t~nondet2; {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,398 INFO L280 TraceCheckUtils]: 137: Hoare triple {18441#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,398 INFO L280 TraceCheckUtils]: 138: Hoare triple {18441#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,399 INFO L280 TraceCheckUtils]: 139: Hoare triple {18441#(<= main_~j~0 12)} havoc #t~nondet3; {18441#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:28,399 INFO L280 TraceCheckUtils]: 140: Hoare triple {18441#(<= main_~j~0 12)} #t~post1 := ~j~0; {18442#(<= |main_#t~post1| 12)} is VALID [2020-07-18 05:14:28,400 INFO L280 TraceCheckUtils]: 141: Hoare triple {18442#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,401 INFO L280 TraceCheckUtils]: 142: Hoare triple {18443#(<= main_~j~0 13)} havoc #t~post1; {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,401 INFO L280 TraceCheckUtils]: 143: Hoare triple {18443#(<= main_~j~0 13)} assume !!(~j~0 < 20); {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,401 INFO L280 TraceCheckUtils]: 144: Hoare triple {18443#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,402 INFO L280 TraceCheckUtils]: 145: Hoare triple {18443#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,402 INFO L280 TraceCheckUtils]: 146: Hoare triple {18443#(<= main_~j~0 13)} havoc #t~nondet2; {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,403 INFO L280 TraceCheckUtils]: 147: Hoare triple {18443#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,403 INFO L280 TraceCheckUtils]: 148: Hoare triple {18443#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,404 INFO L280 TraceCheckUtils]: 149: Hoare triple {18443#(<= main_~j~0 13)} havoc #t~nondet3; {18443#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:28,404 INFO L280 TraceCheckUtils]: 150: Hoare triple {18443#(<= main_~j~0 13)} #t~post1 := ~j~0; {18444#(<= |main_#t~post1| 13)} is VALID [2020-07-18 05:14:28,405 INFO L280 TraceCheckUtils]: 151: Hoare triple {18444#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,406 INFO L280 TraceCheckUtils]: 152: Hoare triple {18445#(<= main_~j~0 14)} havoc #t~post1; {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,406 INFO L280 TraceCheckUtils]: 153: Hoare triple {18445#(<= main_~j~0 14)} assume !!(~j~0 < 20); {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,406 INFO L280 TraceCheckUtils]: 154: Hoare triple {18445#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,407 INFO L280 TraceCheckUtils]: 155: Hoare triple {18445#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,407 INFO L280 TraceCheckUtils]: 156: Hoare triple {18445#(<= main_~j~0 14)} havoc #t~nondet2; {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,407 INFO L280 TraceCheckUtils]: 157: Hoare triple {18445#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,408 INFO L280 TraceCheckUtils]: 158: Hoare triple {18445#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,408 INFO L280 TraceCheckUtils]: 159: Hoare triple {18445#(<= main_~j~0 14)} havoc #t~nondet3; {18445#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:28,409 INFO L280 TraceCheckUtils]: 160: Hoare triple {18445#(<= main_~j~0 14)} #t~post1 := ~j~0; {18446#(<= |main_#t~post1| 14)} is VALID [2020-07-18 05:14:28,409 INFO L280 TraceCheckUtils]: 161: Hoare triple {18446#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,410 INFO L280 TraceCheckUtils]: 162: Hoare triple {18447#(<= main_~j~0 15)} havoc #t~post1; {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,410 INFO L280 TraceCheckUtils]: 163: Hoare triple {18447#(<= main_~j~0 15)} assume !!(~j~0 < 20); {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,410 INFO L280 TraceCheckUtils]: 164: Hoare triple {18447#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,411 INFO L280 TraceCheckUtils]: 165: Hoare triple {18447#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,411 INFO L280 TraceCheckUtils]: 166: Hoare triple {18447#(<= main_~j~0 15)} havoc #t~nondet2; {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,411 INFO L280 TraceCheckUtils]: 167: Hoare triple {18447#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,412 INFO L280 TraceCheckUtils]: 168: Hoare triple {18447#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,412 INFO L280 TraceCheckUtils]: 169: Hoare triple {18447#(<= main_~j~0 15)} havoc #t~nondet3; {18447#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:28,413 INFO L280 TraceCheckUtils]: 170: Hoare triple {18447#(<= main_~j~0 15)} #t~post1 := ~j~0; {18448#(<= |main_#t~post1| 15)} is VALID [2020-07-18 05:14:28,413 INFO L280 TraceCheckUtils]: 171: Hoare triple {18448#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,414 INFO L280 TraceCheckUtils]: 172: Hoare triple {18449#(<= main_~j~0 16)} havoc #t~post1; {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,414 INFO L280 TraceCheckUtils]: 173: Hoare triple {18449#(<= main_~j~0 16)} assume !!(~j~0 < 20); {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,414 INFO L280 TraceCheckUtils]: 174: Hoare triple {18449#(<= main_~j~0 16)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,415 INFO L280 TraceCheckUtils]: 175: Hoare triple {18449#(<= main_~j~0 16)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,415 INFO L280 TraceCheckUtils]: 176: Hoare triple {18449#(<= main_~j~0 16)} havoc #t~nondet2; {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,416 INFO L280 TraceCheckUtils]: 177: Hoare triple {18449#(<= main_~j~0 16)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,416 INFO L280 TraceCheckUtils]: 178: Hoare triple {18449#(<= main_~j~0 16)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,417 INFO L280 TraceCheckUtils]: 179: Hoare triple {18449#(<= main_~j~0 16)} havoc #t~nondet3; {18449#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:28,417 INFO L280 TraceCheckUtils]: 180: Hoare triple {18449#(<= main_~j~0 16)} #t~post1 := ~j~0; {18450#(<= |main_#t~post1| 16)} is VALID [2020-07-18 05:14:28,418 INFO L280 TraceCheckUtils]: 181: Hoare triple {18450#(<= |main_#t~post1| 16)} ~j~0 := 1 + #t~post1; {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,418 INFO L280 TraceCheckUtils]: 182: Hoare triple {18451#(<= main_~j~0 17)} havoc #t~post1; {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,419 INFO L280 TraceCheckUtils]: 183: Hoare triple {18451#(<= main_~j~0 17)} assume !!(~j~0 < 20); {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,419 INFO L280 TraceCheckUtils]: 184: Hoare triple {18451#(<= main_~j~0 17)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,420 INFO L280 TraceCheckUtils]: 185: Hoare triple {18451#(<= main_~j~0 17)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,420 INFO L280 TraceCheckUtils]: 186: Hoare triple {18451#(<= main_~j~0 17)} havoc #t~nondet2; {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,420 INFO L280 TraceCheckUtils]: 187: Hoare triple {18451#(<= main_~j~0 17)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,421 INFO L280 TraceCheckUtils]: 188: Hoare triple {18451#(<= main_~j~0 17)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,421 INFO L280 TraceCheckUtils]: 189: Hoare triple {18451#(<= main_~j~0 17)} havoc #t~nondet3; {18451#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:28,422 INFO L280 TraceCheckUtils]: 190: Hoare triple {18451#(<= main_~j~0 17)} #t~post1 := ~j~0; {18452#(<= |main_#t~post1| 17)} is VALID [2020-07-18 05:14:28,422 INFO L280 TraceCheckUtils]: 191: Hoare triple {18452#(<= |main_#t~post1| 17)} ~j~0 := 1 + #t~post1; {18453#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:28,422 INFO L280 TraceCheckUtils]: 192: Hoare triple {18453#(<= main_~j~0 18)} havoc #t~post1; {18453#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:28,423 INFO L280 TraceCheckUtils]: 193: Hoare triple {18453#(<= main_~j~0 18)} assume !(~j~0 < 20); {18411#false} is VALID [2020-07-18 05:14:28,423 INFO L280 TraceCheckUtils]: 194: Hoare triple {18411#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {18411#false} is VALID [2020-07-18 05:14:28,423 INFO L280 TraceCheckUtils]: 195: Hoare triple {18411#false} ~i~0 := #t~nondet4; {18411#false} is VALID [2020-07-18 05:14:28,423 INFO L280 TraceCheckUtils]: 196: Hoare triple {18411#false} havoc #t~nondet4; {18411#false} is VALID [2020-07-18 05:14:28,423 INFO L280 TraceCheckUtils]: 197: Hoare triple {18411#false} assume ~i~0 >= 0 && ~i~0 < 10; {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 198: Hoare triple {18411#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 199: Hoare triple {18411#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 200: Hoare triple {18411#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 201: Hoare triple {18411#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 202: Hoare triple {18411#false} ~i~0 := 10 + #t~mem5; {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 203: Hoare triple {18411#false} havoc #t~mem5; {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 204: Hoare triple {18411#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {18411#false} is VALID [2020-07-18 05:14:28,424 INFO L280 TraceCheckUtils]: 205: Hoare triple {18411#false} assume !(~i~0 < #t~mem6); {18411#false} is VALID [2020-07-18 05:14:28,425 INFO L280 TraceCheckUtils]: 206: Hoare triple {18411#false} havoc #t~mem6; {18411#false} is VALID [2020-07-18 05:14:28,425 INFO L263 TraceCheckUtils]: 207: Hoare triple {18411#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {18410#true} is VALID [2020-07-18 05:14:28,425 INFO L280 TraceCheckUtils]: 208: Hoare triple {18410#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {18410#true} is VALID [2020-07-18 05:14:28,425 INFO L280 TraceCheckUtils]: 209: Hoare triple {18410#true} ~b := #in~b; {18410#true} is VALID [2020-07-18 05:14:28,425 INFO L280 TraceCheckUtils]: 210: Hoare triple {18410#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {18410#true} is VALID [2020-07-18 05:14:28,426 INFO L280 TraceCheckUtils]: 211: Hoare triple {18410#true} #res := (if #t~mem0 == ~b then 1 else 0); {18410#true} is VALID [2020-07-18 05:14:28,426 INFO L280 TraceCheckUtils]: 212: Hoare triple {18410#true} havoc #t~mem0; {18410#true} is VALID [2020-07-18 05:14:28,426 INFO L280 TraceCheckUtils]: 213: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-18 05:14:28,426 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {18410#true} {18411#false} #96#return; {18411#false} is VALID [2020-07-18 05:14:28,426 INFO L280 TraceCheckUtils]: 215: Hoare triple {18411#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {18411#false} is VALID [2020-07-18 05:14:28,426 INFO L280 TraceCheckUtils]: 216: Hoare triple {18411#false} assume 0 == #t~ret8; {18411#false} is VALID [2020-07-18 05:14:28,427 INFO L280 TraceCheckUtils]: 217: Hoare triple {18411#false} havoc #t~ret8; {18411#false} is VALID [2020-07-18 05:14:28,427 INFO L280 TraceCheckUtils]: 218: Hoare triple {18411#false} assume !false; {18411#false} is VALID [2020-07-18 05:14:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1548 backedges. 0 proven. 1548 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:28,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [577080015] [2020-07-18 05:14:28,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:28,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2020-07-18 05:14:28,467 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487578396] [2020-07-18 05:14:28,468 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 219 [2020-07-18 05:14:28,468 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:28,468 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 40 states. [2020-07-18 05:14:28,733 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 219 edges. 219 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:28,733 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2020-07-18 05:14:28,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:28,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2020-07-18 05:14:28,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=401, Invalid=1159, Unknown=0, NotChecked=0, Total=1560 [2020-07-18 05:14:28,735 INFO L87 Difference]: Start difference. First operand 224 states and 225 transitions. Second operand 40 states. [2020-07-18 05:14:31,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:31,505 INFO L93 Difference]: Finished difference Result 272 states and 274 transitions. [2020-07-18 05:14:31,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-07-18 05:14:31,505 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 219 [2020-07-18 05:14:31,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:31,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-07-18 05:14:31,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 274 transitions. [2020-07-18 05:14:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-07-18 05:14:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 274 transitions. [2020-07-18 05:14:31,511 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 58 states and 274 transitions. [2020-07-18 05:14:31,898 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 274 edges. 274 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:31,907 INFO L225 Difference]: With dead ends: 272 [2020-07-18 05:14:31,907 INFO L226 Difference]: Without dead ends: 242 [2020-07-18 05:14:31,910 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 971 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1805, Invalid=3895, Unknown=0, NotChecked=0, Total=5700 [2020-07-18 05:14:31,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-07-18 05:14:32,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 234. [2020-07-18 05:14:32,122 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:32,123 INFO L82 GeneralOperation]: Start isEquivalent. First operand 242 states. Second operand 234 states. [2020-07-18 05:14:32,123 INFO L74 IsIncluded]: Start isIncluded. First operand 242 states. Second operand 234 states. [2020-07-18 05:14:32,123 INFO L87 Difference]: Start difference. First operand 242 states. Second operand 234 states. [2020-07-18 05:14:32,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:32,130 INFO L93 Difference]: Finished difference Result 242 states and 243 transitions. [2020-07-18 05:14:32,130 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 243 transitions. [2020-07-18 05:14:32,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:32,131 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:32,131 INFO L74 IsIncluded]: Start isIncluded. First operand 234 states. Second operand 242 states. [2020-07-18 05:14:32,131 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 242 states. [2020-07-18 05:14:32,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:32,137 INFO L93 Difference]: Finished difference Result 242 states and 243 transitions. [2020-07-18 05:14:32,137 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 243 transitions. [2020-07-18 05:14:32,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:32,137 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:32,138 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:32,138 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-07-18 05:14:32,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 235 transitions. [2020-07-18 05:14:32,143 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 235 transitions. Word has length 219 [2020-07-18 05:14:32,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:32,143 INFO L479 AbstractCegarLoop]: Abstraction has 234 states and 235 transitions. [2020-07-18 05:14:32,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 40 states. [2020-07-18 05:14:32,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 234 states and 235 transitions. [2020-07-18 05:14:32,422 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 235 edges. 235 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:32,422 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 235 transitions. [2020-07-18 05:14:32,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-07-18 05:14:32,425 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:32,425 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:32,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-07-18 05:14:32,426 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:32,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:32,426 INFO L82 PathProgramCache]: Analyzing trace with hash 669563575, now seen corresponding path program 19 times [2020-07-18 05:14:32,426 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:32,427 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1973612248] [2020-07-18 05:14:32,427 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:33,442 INFO L280 TraceCheckUtils]: 0: Hoare triple {20085#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {20032#true} is VALID [2020-07-18 05:14:33,443 INFO L280 TraceCheckUtils]: 1: Hoare triple {20032#true} #valid := #valid[0 := 0]; {20032#true} is VALID [2020-07-18 05:14:33,443 INFO L280 TraceCheckUtils]: 2: Hoare triple {20032#true} assume 0 < #StackHeapBarrier; {20032#true} is VALID [2020-07-18 05:14:33,443 INFO L280 TraceCheckUtils]: 3: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-18 05:14:33,443 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {20032#true} {20032#true} #92#return; {20032#true} is VALID [2020-07-18 05:14:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:14:33,447 INFO L280 TraceCheckUtils]: 0: Hoare triple {20032#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {20032#true} is VALID [2020-07-18 05:14:33,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {20032#true} ~b := #in~b; {20032#true} is VALID [2020-07-18 05:14:33,448 INFO L280 TraceCheckUtils]: 2: Hoare triple {20032#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {20032#true} is VALID [2020-07-18 05:14:33,448 INFO L280 TraceCheckUtils]: 3: Hoare triple {20032#true} #res := (if #t~mem0 == ~b then 1 else 0); {20032#true} is VALID [2020-07-18 05:14:33,448 INFO L280 TraceCheckUtils]: 4: Hoare triple {20032#true} havoc #t~mem0; {20032#true} is VALID [2020-07-18 05:14:33,448 INFO L280 TraceCheckUtils]: 5: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-18 05:14:33,449 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {20032#true} {20033#false} #96#return; {20033#false} is VALID [2020-07-18 05:14:33,450 INFO L263 TraceCheckUtils]: 0: Hoare triple {20032#true} call ULTIMATE.init(); {20085#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:14:33,450 INFO L280 TraceCheckUtils]: 1: Hoare triple {20085#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {20032#true} is VALID [2020-07-18 05:14:33,450 INFO L280 TraceCheckUtils]: 2: Hoare triple {20032#true} #valid := #valid[0 := 0]; {20032#true} is VALID [2020-07-18 05:14:33,450 INFO L280 TraceCheckUtils]: 3: Hoare triple {20032#true} assume 0 < #StackHeapBarrier; {20032#true} is VALID [2020-07-18 05:14:33,450 INFO L280 TraceCheckUtils]: 4: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-18 05:14:33,451 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {20032#true} {20032#true} #92#return; {20032#true} is VALID [2020-07-18 05:14:33,451 INFO L263 TraceCheckUtils]: 6: Hoare triple {20032#true} call #t~ret9 := main(); {20032#true} is VALID [2020-07-18 05:14:33,451 INFO L280 TraceCheckUtils]: 7: Hoare triple {20032#true} SUMMARY for call ~#ad1~0.base, ~#ad1~0.offset := #Ultimate.allocOnStack(160); srcloc: mainENTRY {20032#true} is VALID [2020-07-18 05:14:33,451 INFO L280 TraceCheckUtils]: 8: Hoare triple {20032#true} havoc ~ad2~0.base, ~ad2~0.offset; {20032#true} is VALID [2020-07-18 05:14:33,452 INFO L280 TraceCheckUtils]: 9: Hoare triple {20032#true} havoc ~i~0; {20032#true} is VALID [2020-07-18 05:14:33,452 INFO L280 TraceCheckUtils]: 10: Hoare triple {20032#true} havoc ~j~0; {20032#true} is VALID [2020-07-18 05:14:33,452 INFO L280 TraceCheckUtils]: 11: Hoare triple {20032#true} havoc ~pa~0.base, ~pa~0.offset; {20032#true} is VALID [2020-07-18 05:14:33,453 INFO L280 TraceCheckUtils]: 12: Hoare triple {20032#true} ~j~0 := 0; {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,453 INFO L280 TraceCheckUtils]: 13: Hoare triple {20039#(= 0 main_~j~0)} assume !!(~j~0 < 20); {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,454 INFO L280 TraceCheckUtils]: 14: Hoare triple {20039#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,454 INFO L280 TraceCheckUtils]: 15: Hoare triple {20039#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,455 INFO L280 TraceCheckUtils]: 16: Hoare triple {20039#(= 0 main_~j~0)} havoc #t~nondet2; {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,456 INFO L280 TraceCheckUtils]: 17: Hoare triple {20039#(= 0 main_~j~0)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,456 INFO L280 TraceCheckUtils]: 18: Hoare triple {20039#(= 0 main_~j~0)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,457 INFO L280 TraceCheckUtils]: 19: Hoare triple {20039#(= 0 main_~j~0)} havoc #t~nondet3; {20039#(= 0 main_~j~0)} is VALID [2020-07-18 05:14:33,457 INFO L280 TraceCheckUtils]: 20: Hoare triple {20039#(= 0 main_~j~0)} #t~post1 := ~j~0; {20040#(= |main_#t~post1| 0)} is VALID [2020-07-18 05:14:33,458 INFO L280 TraceCheckUtils]: 21: Hoare triple {20040#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,459 INFO L280 TraceCheckUtils]: 22: Hoare triple {20041#(<= main_~j~0 1)} havoc #t~post1; {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,459 INFO L280 TraceCheckUtils]: 23: Hoare triple {20041#(<= main_~j~0 1)} assume !!(~j~0 < 20); {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,460 INFO L280 TraceCheckUtils]: 24: Hoare triple {20041#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,461 INFO L280 TraceCheckUtils]: 25: Hoare triple {20041#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,461 INFO L280 TraceCheckUtils]: 26: Hoare triple {20041#(<= main_~j~0 1)} havoc #t~nondet2; {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,462 INFO L280 TraceCheckUtils]: 27: Hoare triple {20041#(<= main_~j~0 1)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,462 INFO L280 TraceCheckUtils]: 28: Hoare triple {20041#(<= main_~j~0 1)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,463 INFO L280 TraceCheckUtils]: 29: Hoare triple {20041#(<= main_~j~0 1)} havoc #t~nondet3; {20041#(<= main_~j~0 1)} is VALID [2020-07-18 05:14:33,464 INFO L280 TraceCheckUtils]: 30: Hoare triple {20041#(<= main_~j~0 1)} #t~post1 := ~j~0; {20042#(<= |main_#t~post1| 1)} is VALID [2020-07-18 05:14:33,465 INFO L280 TraceCheckUtils]: 31: Hoare triple {20042#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,465 INFO L280 TraceCheckUtils]: 32: Hoare triple {20043#(<= main_~j~0 2)} havoc #t~post1; {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,466 INFO L280 TraceCheckUtils]: 33: Hoare triple {20043#(<= main_~j~0 2)} assume !!(~j~0 < 20); {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,466 INFO L280 TraceCheckUtils]: 34: Hoare triple {20043#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,467 INFO L280 TraceCheckUtils]: 35: Hoare triple {20043#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,467 INFO L280 TraceCheckUtils]: 36: Hoare triple {20043#(<= main_~j~0 2)} havoc #t~nondet2; {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,468 INFO L280 TraceCheckUtils]: 37: Hoare triple {20043#(<= main_~j~0 2)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,468 INFO L280 TraceCheckUtils]: 38: Hoare triple {20043#(<= main_~j~0 2)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,469 INFO L280 TraceCheckUtils]: 39: Hoare triple {20043#(<= main_~j~0 2)} havoc #t~nondet3; {20043#(<= main_~j~0 2)} is VALID [2020-07-18 05:14:33,470 INFO L280 TraceCheckUtils]: 40: Hoare triple {20043#(<= main_~j~0 2)} #t~post1 := ~j~0; {20044#(<= |main_#t~post1| 2)} is VALID [2020-07-18 05:14:33,470 INFO L280 TraceCheckUtils]: 41: Hoare triple {20044#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,471 INFO L280 TraceCheckUtils]: 42: Hoare triple {20045#(<= main_~j~0 3)} havoc #t~post1; {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,472 INFO L280 TraceCheckUtils]: 43: Hoare triple {20045#(<= main_~j~0 3)} assume !!(~j~0 < 20); {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,472 INFO L280 TraceCheckUtils]: 44: Hoare triple {20045#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,473 INFO L280 TraceCheckUtils]: 45: Hoare triple {20045#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,474 INFO L280 TraceCheckUtils]: 46: Hoare triple {20045#(<= main_~j~0 3)} havoc #t~nondet2; {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,474 INFO L280 TraceCheckUtils]: 47: Hoare triple {20045#(<= main_~j~0 3)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,475 INFO L280 TraceCheckUtils]: 48: Hoare triple {20045#(<= main_~j~0 3)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,475 INFO L280 TraceCheckUtils]: 49: Hoare triple {20045#(<= main_~j~0 3)} havoc #t~nondet3; {20045#(<= main_~j~0 3)} is VALID [2020-07-18 05:14:33,476 INFO L280 TraceCheckUtils]: 50: Hoare triple {20045#(<= main_~j~0 3)} #t~post1 := ~j~0; {20046#(<= |main_#t~post1| 3)} is VALID [2020-07-18 05:14:33,477 INFO L280 TraceCheckUtils]: 51: Hoare triple {20046#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,477 INFO L280 TraceCheckUtils]: 52: Hoare triple {20047#(<= main_~j~0 4)} havoc #t~post1; {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,478 INFO L280 TraceCheckUtils]: 53: Hoare triple {20047#(<= main_~j~0 4)} assume !!(~j~0 < 20); {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,479 INFO L280 TraceCheckUtils]: 54: Hoare triple {20047#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,479 INFO L280 TraceCheckUtils]: 55: Hoare triple {20047#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,480 INFO L280 TraceCheckUtils]: 56: Hoare triple {20047#(<= main_~j~0 4)} havoc #t~nondet2; {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,480 INFO L280 TraceCheckUtils]: 57: Hoare triple {20047#(<= main_~j~0 4)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,481 INFO L280 TraceCheckUtils]: 58: Hoare triple {20047#(<= main_~j~0 4)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,482 INFO L280 TraceCheckUtils]: 59: Hoare triple {20047#(<= main_~j~0 4)} havoc #t~nondet3; {20047#(<= main_~j~0 4)} is VALID [2020-07-18 05:14:33,482 INFO L280 TraceCheckUtils]: 60: Hoare triple {20047#(<= main_~j~0 4)} #t~post1 := ~j~0; {20048#(<= |main_#t~post1| 4)} is VALID [2020-07-18 05:14:33,483 INFO L280 TraceCheckUtils]: 61: Hoare triple {20048#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,484 INFO L280 TraceCheckUtils]: 62: Hoare triple {20049#(<= main_~j~0 5)} havoc #t~post1; {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,484 INFO L280 TraceCheckUtils]: 63: Hoare triple {20049#(<= main_~j~0 5)} assume !!(~j~0 < 20); {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,485 INFO L280 TraceCheckUtils]: 64: Hoare triple {20049#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,486 INFO L280 TraceCheckUtils]: 65: Hoare triple {20049#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,486 INFO L280 TraceCheckUtils]: 66: Hoare triple {20049#(<= main_~j~0 5)} havoc #t~nondet2; {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,487 INFO L280 TraceCheckUtils]: 67: Hoare triple {20049#(<= main_~j~0 5)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,488 INFO L280 TraceCheckUtils]: 68: Hoare triple {20049#(<= main_~j~0 5)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,488 INFO L280 TraceCheckUtils]: 69: Hoare triple {20049#(<= main_~j~0 5)} havoc #t~nondet3; {20049#(<= main_~j~0 5)} is VALID [2020-07-18 05:14:33,489 INFO L280 TraceCheckUtils]: 70: Hoare triple {20049#(<= main_~j~0 5)} #t~post1 := ~j~0; {20050#(<= |main_#t~post1| 5)} is VALID [2020-07-18 05:14:33,490 INFO L280 TraceCheckUtils]: 71: Hoare triple {20050#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,490 INFO L280 TraceCheckUtils]: 72: Hoare triple {20051#(<= main_~j~0 6)} havoc #t~post1; {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,491 INFO L280 TraceCheckUtils]: 73: Hoare triple {20051#(<= main_~j~0 6)} assume !!(~j~0 < 20); {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,492 INFO L280 TraceCheckUtils]: 74: Hoare triple {20051#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,492 INFO L280 TraceCheckUtils]: 75: Hoare triple {20051#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,493 INFO L280 TraceCheckUtils]: 76: Hoare triple {20051#(<= main_~j~0 6)} havoc #t~nondet2; {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,493 INFO L280 TraceCheckUtils]: 77: Hoare triple {20051#(<= main_~j~0 6)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,494 INFO L280 TraceCheckUtils]: 78: Hoare triple {20051#(<= main_~j~0 6)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,494 INFO L280 TraceCheckUtils]: 79: Hoare triple {20051#(<= main_~j~0 6)} havoc #t~nondet3; {20051#(<= main_~j~0 6)} is VALID [2020-07-18 05:14:33,495 INFO L280 TraceCheckUtils]: 80: Hoare triple {20051#(<= main_~j~0 6)} #t~post1 := ~j~0; {20052#(<= |main_#t~post1| 6)} is VALID [2020-07-18 05:14:33,496 INFO L280 TraceCheckUtils]: 81: Hoare triple {20052#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,497 INFO L280 TraceCheckUtils]: 82: Hoare triple {20053#(<= main_~j~0 7)} havoc #t~post1; {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,497 INFO L280 TraceCheckUtils]: 83: Hoare triple {20053#(<= main_~j~0 7)} assume !!(~j~0 < 20); {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,498 INFO L280 TraceCheckUtils]: 84: Hoare triple {20053#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,498 INFO L280 TraceCheckUtils]: 85: Hoare triple {20053#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,499 INFO L280 TraceCheckUtils]: 86: Hoare triple {20053#(<= main_~j~0 7)} havoc #t~nondet2; {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,499 INFO L280 TraceCheckUtils]: 87: Hoare triple {20053#(<= main_~j~0 7)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,500 INFO L280 TraceCheckUtils]: 88: Hoare triple {20053#(<= main_~j~0 7)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,501 INFO L280 TraceCheckUtils]: 89: Hoare triple {20053#(<= main_~j~0 7)} havoc #t~nondet3; {20053#(<= main_~j~0 7)} is VALID [2020-07-18 05:14:33,501 INFO L280 TraceCheckUtils]: 90: Hoare triple {20053#(<= main_~j~0 7)} #t~post1 := ~j~0; {20054#(<= |main_#t~post1| 7)} is VALID [2020-07-18 05:14:33,502 INFO L280 TraceCheckUtils]: 91: Hoare triple {20054#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,503 INFO L280 TraceCheckUtils]: 92: Hoare triple {20055#(<= main_~j~0 8)} havoc #t~post1; {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,503 INFO L280 TraceCheckUtils]: 93: Hoare triple {20055#(<= main_~j~0 8)} assume !!(~j~0 < 20); {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,504 INFO L280 TraceCheckUtils]: 94: Hoare triple {20055#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,505 INFO L280 TraceCheckUtils]: 95: Hoare triple {20055#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,505 INFO L280 TraceCheckUtils]: 96: Hoare triple {20055#(<= main_~j~0 8)} havoc #t~nondet2; {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,506 INFO L280 TraceCheckUtils]: 97: Hoare triple {20055#(<= main_~j~0 8)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,506 INFO L280 TraceCheckUtils]: 98: Hoare triple {20055#(<= main_~j~0 8)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,507 INFO L280 TraceCheckUtils]: 99: Hoare triple {20055#(<= main_~j~0 8)} havoc #t~nondet3; {20055#(<= main_~j~0 8)} is VALID [2020-07-18 05:14:33,508 INFO L280 TraceCheckUtils]: 100: Hoare triple {20055#(<= main_~j~0 8)} #t~post1 := ~j~0; {20056#(<= |main_#t~post1| 8)} is VALID [2020-07-18 05:14:33,509 INFO L280 TraceCheckUtils]: 101: Hoare triple {20056#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,509 INFO L280 TraceCheckUtils]: 102: Hoare triple {20057#(<= main_~j~0 9)} havoc #t~post1; {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,510 INFO L280 TraceCheckUtils]: 103: Hoare triple {20057#(<= main_~j~0 9)} assume !!(~j~0 < 20); {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,510 INFO L280 TraceCheckUtils]: 104: Hoare triple {20057#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,511 INFO L280 TraceCheckUtils]: 105: Hoare triple {20057#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,511 INFO L280 TraceCheckUtils]: 106: Hoare triple {20057#(<= main_~j~0 9)} havoc #t~nondet2; {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,512 INFO L280 TraceCheckUtils]: 107: Hoare triple {20057#(<= main_~j~0 9)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,513 INFO L280 TraceCheckUtils]: 108: Hoare triple {20057#(<= main_~j~0 9)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,513 INFO L280 TraceCheckUtils]: 109: Hoare triple {20057#(<= main_~j~0 9)} havoc #t~nondet3; {20057#(<= main_~j~0 9)} is VALID [2020-07-18 05:14:33,514 INFO L280 TraceCheckUtils]: 110: Hoare triple {20057#(<= main_~j~0 9)} #t~post1 := ~j~0; {20058#(<= |main_#t~post1| 9)} is VALID [2020-07-18 05:14:33,515 INFO L280 TraceCheckUtils]: 111: Hoare triple {20058#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,515 INFO L280 TraceCheckUtils]: 112: Hoare triple {20059#(<= main_~j~0 10)} havoc #t~post1; {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,516 INFO L280 TraceCheckUtils]: 113: Hoare triple {20059#(<= main_~j~0 10)} assume !!(~j~0 < 20); {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,516 INFO L280 TraceCheckUtils]: 114: Hoare triple {20059#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,517 INFO L280 TraceCheckUtils]: 115: Hoare triple {20059#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,518 INFO L280 TraceCheckUtils]: 116: Hoare triple {20059#(<= main_~j~0 10)} havoc #t~nondet2; {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,518 INFO L280 TraceCheckUtils]: 117: Hoare triple {20059#(<= main_~j~0 10)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,519 INFO L280 TraceCheckUtils]: 118: Hoare triple {20059#(<= main_~j~0 10)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,519 INFO L280 TraceCheckUtils]: 119: Hoare triple {20059#(<= main_~j~0 10)} havoc #t~nondet3; {20059#(<= main_~j~0 10)} is VALID [2020-07-18 05:14:33,520 INFO L280 TraceCheckUtils]: 120: Hoare triple {20059#(<= main_~j~0 10)} #t~post1 := ~j~0; {20060#(<= |main_#t~post1| 10)} is VALID [2020-07-18 05:14:33,521 INFO L280 TraceCheckUtils]: 121: Hoare triple {20060#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,521 INFO L280 TraceCheckUtils]: 122: Hoare triple {20061#(<= main_~j~0 11)} havoc #t~post1; {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,522 INFO L280 TraceCheckUtils]: 123: Hoare triple {20061#(<= main_~j~0 11)} assume !!(~j~0 < 20); {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,522 INFO L280 TraceCheckUtils]: 124: Hoare triple {20061#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,523 INFO L280 TraceCheckUtils]: 125: Hoare triple {20061#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,523 INFO L280 TraceCheckUtils]: 126: Hoare triple {20061#(<= main_~j~0 11)} havoc #t~nondet2; {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,524 INFO L280 TraceCheckUtils]: 127: Hoare triple {20061#(<= main_~j~0 11)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,525 INFO L280 TraceCheckUtils]: 128: Hoare triple {20061#(<= main_~j~0 11)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,525 INFO L280 TraceCheckUtils]: 129: Hoare triple {20061#(<= main_~j~0 11)} havoc #t~nondet3; {20061#(<= main_~j~0 11)} is VALID [2020-07-18 05:14:33,526 INFO L280 TraceCheckUtils]: 130: Hoare triple {20061#(<= main_~j~0 11)} #t~post1 := ~j~0; {20062#(<= |main_#t~post1| 11)} is VALID [2020-07-18 05:14:33,527 INFO L280 TraceCheckUtils]: 131: Hoare triple {20062#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,527 INFO L280 TraceCheckUtils]: 132: Hoare triple {20063#(<= main_~j~0 12)} havoc #t~post1; {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,528 INFO L280 TraceCheckUtils]: 133: Hoare triple {20063#(<= main_~j~0 12)} assume !!(~j~0 < 20); {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,528 INFO L280 TraceCheckUtils]: 134: Hoare triple {20063#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,529 INFO L280 TraceCheckUtils]: 135: Hoare triple {20063#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,530 INFO L280 TraceCheckUtils]: 136: Hoare triple {20063#(<= main_~j~0 12)} havoc #t~nondet2; {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,530 INFO L280 TraceCheckUtils]: 137: Hoare triple {20063#(<= main_~j~0 12)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,531 INFO L280 TraceCheckUtils]: 138: Hoare triple {20063#(<= main_~j~0 12)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,531 INFO L280 TraceCheckUtils]: 139: Hoare triple {20063#(<= main_~j~0 12)} havoc #t~nondet3; {20063#(<= main_~j~0 12)} is VALID [2020-07-18 05:14:33,532 INFO L280 TraceCheckUtils]: 140: Hoare triple {20063#(<= main_~j~0 12)} #t~post1 := ~j~0; {20064#(<= |main_#t~post1| 12)} is VALID [2020-07-18 05:14:33,533 INFO L280 TraceCheckUtils]: 141: Hoare triple {20064#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,534 INFO L280 TraceCheckUtils]: 142: Hoare triple {20065#(<= main_~j~0 13)} havoc #t~post1; {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,534 INFO L280 TraceCheckUtils]: 143: Hoare triple {20065#(<= main_~j~0 13)} assume !!(~j~0 < 20); {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,535 INFO L280 TraceCheckUtils]: 144: Hoare triple {20065#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,535 INFO L280 TraceCheckUtils]: 145: Hoare triple {20065#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,536 INFO L280 TraceCheckUtils]: 146: Hoare triple {20065#(<= main_~j~0 13)} havoc #t~nondet2; {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,537 INFO L280 TraceCheckUtils]: 147: Hoare triple {20065#(<= main_~j~0 13)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,537 INFO L280 TraceCheckUtils]: 148: Hoare triple {20065#(<= main_~j~0 13)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,538 INFO L280 TraceCheckUtils]: 149: Hoare triple {20065#(<= main_~j~0 13)} havoc #t~nondet3; {20065#(<= main_~j~0 13)} is VALID [2020-07-18 05:14:33,539 INFO L280 TraceCheckUtils]: 150: Hoare triple {20065#(<= main_~j~0 13)} #t~post1 := ~j~0; {20066#(<= |main_#t~post1| 13)} is VALID [2020-07-18 05:14:33,539 INFO L280 TraceCheckUtils]: 151: Hoare triple {20066#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,540 INFO L280 TraceCheckUtils]: 152: Hoare triple {20067#(<= main_~j~0 14)} havoc #t~post1; {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,541 INFO L280 TraceCheckUtils]: 153: Hoare triple {20067#(<= main_~j~0 14)} assume !!(~j~0 < 20); {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,541 INFO L280 TraceCheckUtils]: 154: Hoare triple {20067#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,542 INFO L280 TraceCheckUtils]: 155: Hoare triple {20067#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,543 INFO L280 TraceCheckUtils]: 156: Hoare triple {20067#(<= main_~j~0 14)} havoc #t~nondet2; {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,543 INFO L280 TraceCheckUtils]: 157: Hoare triple {20067#(<= main_~j~0 14)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,544 INFO L280 TraceCheckUtils]: 158: Hoare triple {20067#(<= main_~j~0 14)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,545 INFO L280 TraceCheckUtils]: 159: Hoare triple {20067#(<= main_~j~0 14)} havoc #t~nondet3; {20067#(<= main_~j~0 14)} is VALID [2020-07-18 05:14:33,545 INFO L280 TraceCheckUtils]: 160: Hoare triple {20067#(<= main_~j~0 14)} #t~post1 := ~j~0; {20068#(<= |main_#t~post1| 14)} is VALID [2020-07-18 05:14:33,546 INFO L280 TraceCheckUtils]: 161: Hoare triple {20068#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,547 INFO L280 TraceCheckUtils]: 162: Hoare triple {20069#(<= main_~j~0 15)} havoc #t~post1; {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,548 INFO L280 TraceCheckUtils]: 163: Hoare triple {20069#(<= main_~j~0 15)} assume !!(~j~0 < 20); {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,548 INFO L280 TraceCheckUtils]: 164: Hoare triple {20069#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,549 INFO L280 TraceCheckUtils]: 165: Hoare triple {20069#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,550 INFO L280 TraceCheckUtils]: 166: Hoare triple {20069#(<= main_~j~0 15)} havoc #t~nondet2; {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,550 INFO L280 TraceCheckUtils]: 167: Hoare triple {20069#(<= main_~j~0 15)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,551 INFO L280 TraceCheckUtils]: 168: Hoare triple {20069#(<= main_~j~0 15)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,552 INFO L280 TraceCheckUtils]: 169: Hoare triple {20069#(<= main_~j~0 15)} havoc #t~nondet3; {20069#(<= main_~j~0 15)} is VALID [2020-07-18 05:14:33,552 INFO L280 TraceCheckUtils]: 170: Hoare triple {20069#(<= main_~j~0 15)} #t~post1 := ~j~0; {20070#(<= |main_#t~post1| 15)} is VALID [2020-07-18 05:14:33,553 INFO L280 TraceCheckUtils]: 171: Hoare triple {20070#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,554 INFO L280 TraceCheckUtils]: 172: Hoare triple {20071#(<= main_~j~0 16)} havoc #t~post1; {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,554 INFO L280 TraceCheckUtils]: 173: Hoare triple {20071#(<= main_~j~0 16)} assume !!(~j~0 < 20); {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,555 INFO L280 TraceCheckUtils]: 174: Hoare triple {20071#(<= main_~j~0 16)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,556 INFO L280 TraceCheckUtils]: 175: Hoare triple {20071#(<= main_~j~0 16)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,556 INFO L280 TraceCheckUtils]: 176: Hoare triple {20071#(<= main_~j~0 16)} havoc #t~nondet2; {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,557 INFO L280 TraceCheckUtils]: 177: Hoare triple {20071#(<= main_~j~0 16)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,557 INFO L280 TraceCheckUtils]: 178: Hoare triple {20071#(<= main_~j~0 16)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,558 INFO L280 TraceCheckUtils]: 179: Hoare triple {20071#(<= main_~j~0 16)} havoc #t~nondet3; {20071#(<= main_~j~0 16)} is VALID [2020-07-18 05:14:33,558 INFO L280 TraceCheckUtils]: 180: Hoare triple {20071#(<= main_~j~0 16)} #t~post1 := ~j~0; {20072#(<= |main_#t~post1| 16)} is VALID [2020-07-18 05:14:33,559 INFO L280 TraceCheckUtils]: 181: Hoare triple {20072#(<= |main_#t~post1| 16)} ~j~0 := 1 + #t~post1; {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,560 INFO L280 TraceCheckUtils]: 182: Hoare triple {20073#(<= main_~j~0 17)} havoc #t~post1; {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,560 INFO L280 TraceCheckUtils]: 183: Hoare triple {20073#(<= main_~j~0 17)} assume !!(~j~0 < 20); {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,561 INFO L280 TraceCheckUtils]: 184: Hoare triple {20073#(<= main_~j~0 17)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,562 INFO L280 TraceCheckUtils]: 185: Hoare triple {20073#(<= main_~j~0 17)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,562 INFO L280 TraceCheckUtils]: 186: Hoare triple {20073#(<= main_~j~0 17)} havoc #t~nondet2; {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,563 INFO L280 TraceCheckUtils]: 187: Hoare triple {20073#(<= main_~j~0 17)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,563 INFO L280 TraceCheckUtils]: 188: Hoare triple {20073#(<= main_~j~0 17)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,564 INFO L280 TraceCheckUtils]: 189: Hoare triple {20073#(<= main_~j~0 17)} havoc #t~nondet3; {20073#(<= main_~j~0 17)} is VALID [2020-07-18 05:14:33,564 INFO L280 TraceCheckUtils]: 190: Hoare triple {20073#(<= main_~j~0 17)} #t~post1 := ~j~0; {20074#(<= |main_#t~post1| 17)} is VALID [2020-07-18 05:14:33,565 INFO L280 TraceCheckUtils]: 191: Hoare triple {20074#(<= |main_#t~post1| 17)} ~j~0 := 1 + #t~post1; {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,566 INFO L280 TraceCheckUtils]: 192: Hoare triple {20075#(<= main_~j~0 18)} havoc #t~post1; {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,566 INFO L280 TraceCheckUtils]: 193: Hoare triple {20075#(<= main_~j~0 18)} assume !!(~j~0 < 20); {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,567 INFO L280 TraceCheckUtils]: 194: Hoare triple {20075#(<= main_~j~0 18)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,567 INFO L280 TraceCheckUtils]: 195: Hoare triple {20075#(<= main_~j~0 18)} SUMMARY for call write~int(#t~nondet2, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~j~0, 4); srcloc: L18-1 {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,568 INFO L280 TraceCheckUtils]: 196: Hoare triple {20075#(<= main_~j~0 18)} havoc #t~nondet2; {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,568 INFO L280 TraceCheckUtils]: 197: Hoare triple {20075#(<= main_~j~0 18)} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,569 INFO L280 TraceCheckUtils]: 198: Hoare triple {20075#(<= main_~j~0 18)} SUMMARY for call write~int(#t~nondet3, ~#ad1~0.base, 4 + (~#ad1~0.offset + 8 * ~j~0), 4); srcloc: L19-1 {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,569 INFO L280 TraceCheckUtils]: 199: Hoare triple {20075#(<= main_~j~0 18)} havoc #t~nondet3; {20075#(<= main_~j~0 18)} is VALID [2020-07-18 05:14:33,570 INFO L280 TraceCheckUtils]: 200: Hoare triple {20075#(<= main_~j~0 18)} #t~post1 := ~j~0; {20076#(<= |main_#t~post1| 18)} is VALID [2020-07-18 05:14:33,571 INFO L280 TraceCheckUtils]: 201: Hoare triple {20076#(<= |main_#t~post1| 18)} ~j~0 := 1 + #t~post1; {20077#(<= main_~j~0 19)} is VALID [2020-07-18 05:14:33,571 INFO L280 TraceCheckUtils]: 202: Hoare triple {20077#(<= main_~j~0 19)} havoc #t~post1; {20077#(<= main_~j~0 19)} is VALID [2020-07-18 05:14:33,572 INFO L280 TraceCheckUtils]: 203: Hoare triple {20077#(<= main_~j~0 19)} assume !(~j~0 < 20); {20033#false} is VALID [2020-07-18 05:14:33,572 INFO L280 TraceCheckUtils]: 204: Hoare triple {20033#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {20033#false} is VALID [2020-07-18 05:14:33,572 INFO L280 TraceCheckUtils]: 205: Hoare triple {20033#false} ~i~0 := #t~nondet4; {20033#false} is VALID [2020-07-18 05:14:33,573 INFO L280 TraceCheckUtils]: 206: Hoare triple {20033#false} havoc #t~nondet4; {20033#false} is VALID [2020-07-18 05:14:33,573 INFO L280 TraceCheckUtils]: 207: Hoare triple {20033#false} assume ~i~0 >= 0 && ~i~0 < 10; {20033#false} is VALID [2020-07-18 05:14:33,573 INFO L280 TraceCheckUtils]: 208: Hoare triple {20033#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {20033#false} is VALID [2020-07-18 05:14:33,573 INFO L280 TraceCheckUtils]: 209: Hoare triple {20033#false} SUMMARY for call write~int(~i~0, ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0, 4); srcloc: L24 {20033#false} is VALID [2020-07-18 05:14:33,573 INFO L280 TraceCheckUtils]: 210: Hoare triple {20033#false} ~pa~0.base, ~pa~0.offset := ~#ad1~0.base, ~#ad1~0.offset + 8 * ~i~0; {20033#false} is VALID [2020-07-18 05:14:33,573 INFO L280 TraceCheckUtils]: 211: Hoare triple {20033#false} SUMMARY for call #t~mem5 := read~int(~ad2~0.base, ~ad2~0.offset + 8 * ~i~0, 4); srcloc: L26 {20033#false} is VALID [2020-07-18 05:14:33,574 INFO L280 TraceCheckUtils]: 212: Hoare triple {20033#false} ~i~0 := 10 + #t~mem5; {20033#false} is VALID [2020-07-18 05:14:33,574 INFO L280 TraceCheckUtils]: 213: Hoare triple {20033#false} havoc #t~mem5; {20033#false} is VALID [2020-07-18 05:14:33,574 INFO L280 TraceCheckUtils]: 214: Hoare triple {20033#false} SUMMARY for call #t~mem6 := read~int(~pa~0.base, ~pa~0.offset, 4); srcloc: L27-5 {20033#false} is VALID [2020-07-18 05:14:33,574 INFO L280 TraceCheckUtils]: 215: Hoare triple {20033#false} assume !(~i~0 < #t~mem6); {20033#false} is VALID [2020-07-18 05:14:33,574 INFO L280 TraceCheckUtils]: 216: Hoare triple {20033#false} havoc #t~mem6; {20033#false} is VALID [2020-07-18 05:14:33,574 INFO L263 TraceCheckUtils]: 217: Hoare triple {20033#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {20032#true} is VALID [2020-07-18 05:14:33,575 INFO L280 TraceCheckUtils]: 218: Hoare triple {20032#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {20032#true} is VALID [2020-07-18 05:14:33,575 INFO L280 TraceCheckUtils]: 219: Hoare triple {20032#true} ~b := #in~b; {20032#true} is VALID [2020-07-18 05:14:33,575 INFO L280 TraceCheckUtils]: 220: Hoare triple {20032#true} SUMMARY for call #t~mem0 := read~int(~ad1.base, ~ad1.offset + 8 * ~b, 4); srcloc: L10 {20032#true} is VALID [2020-07-18 05:14:33,576 INFO L280 TraceCheckUtils]: 221: Hoare triple {20032#true} #res := (if #t~mem0 == ~b then 1 else 0); {20032#true} is VALID [2020-07-18 05:14:33,576 INFO L280 TraceCheckUtils]: 222: Hoare triple {20032#true} havoc #t~mem0; {20032#true} is VALID [2020-07-18 05:14:33,576 INFO L280 TraceCheckUtils]: 223: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-18 05:14:33,576 INFO L275 TraceCheckUtils]: 224: Hoare quadruple {20032#true} {20033#false} #96#return; {20033#false} is VALID [2020-07-18 05:14:33,576 INFO L280 TraceCheckUtils]: 225: Hoare triple {20033#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {20033#false} is VALID [2020-07-18 05:14:33,577 INFO L280 TraceCheckUtils]: 226: Hoare triple {20033#false} assume 0 == #t~ret8; {20033#false} is VALID [2020-07-18 05:14:33,577 INFO L280 TraceCheckUtils]: 227: Hoare triple {20033#false} havoc #t~ret8; {20033#false} is VALID [2020-07-18 05:14:33,577 INFO L280 TraceCheckUtils]: 228: Hoare triple {20033#false} assume !false; {20033#false} is VALID [2020-07-18 05:14:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:14:33,630 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1973612248] [2020-07-18 05:14:33,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:14:33,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2020-07-18 05:14:33,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039202409] [2020-07-18 05:14:33,631 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 229 [2020-07-18 05:14:33,632 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:14:33,632 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 42 states. [2020-07-18 05:14:33,902 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 229 edges. 229 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:33,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2020-07-18 05:14:33,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:14:33,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2020-07-18 05:14:33,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=1280, Unknown=0, NotChecked=0, Total=1722 [2020-07-18 05:14:33,904 INFO L87 Difference]: Start difference. First operand 234 states and 235 transitions. Second operand 42 states. [2020-07-18 05:14:37,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:37,475 INFO L93 Difference]: Finished difference Result 274 states and 276 transitions. [2020-07-18 05:14:37,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-07-18 05:14:37,475 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 229 [2020-07-18 05:14:37,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:14:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-18 05:14:37,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 276 transitions. [2020-07-18 05:14:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-18 05:14:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 276 transitions. [2020-07-18 05:14:37,480 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 61 states and 276 transitions. [2020-07-18 05:14:37,817 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 276 edges. 276 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:37,822 INFO L225 Difference]: With dead ends: 274 [2020-07-18 05:14:37,822 INFO L226 Difference]: Without dead ends: 244 [2020-07-18 05:14:37,824 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1082 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=2000, Invalid=4320, Unknown=0, NotChecked=0, Total=6320 [2020-07-18 05:14:37,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-07-18 05:14:38,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2020-07-18 05:14:38,021 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:14:38,021 INFO L82 GeneralOperation]: Start isEquivalent. First operand 244 states. Second operand 244 states. [2020-07-18 05:14:38,022 INFO L74 IsIncluded]: Start isIncluded. First operand 244 states. Second operand 244 states. [2020-07-18 05:14:38,022 INFO L87 Difference]: Start difference. First operand 244 states. Second operand 244 states. [2020-07-18 05:14:38,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:38,027 INFO L93 Difference]: Finished difference Result 244 states and 245 transitions. [2020-07-18 05:14:38,027 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2020-07-18 05:14:38,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:38,028 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:38,028 INFO L74 IsIncluded]: Start isIncluded. First operand 244 states. Second operand 244 states. [2020-07-18 05:14:38,028 INFO L87 Difference]: Start difference. First operand 244 states. Second operand 244 states. [2020-07-18 05:14:38,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:14:38,034 INFO L93 Difference]: Finished difference Result 244 states and 245 transitions. [2020-07-18 05:14:38,034 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2020-07-18 05:14:38,034 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:14:38,035 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:14:38,035 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:14:38,035 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:14:38,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-07-18 05:14:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 245 transitions. [2020-07-18 05:14:38,041 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 245 transitions. Word has length 229 [2020-07-18 05:14:38,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:14:38,041 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 245 transitions. [2020-07-18 05:14:38,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 42 states. [2020-07-18 05:14:38,042 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 244 states and 245 transitions. [2020-07-18 05:14:38,327 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 245 edges. 245 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:14:38,327 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2020-07-18 05:14:38,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-07-18 05:14:38,329 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:14:38,329 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:14:38,330 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-07-18 05:14:38,330 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:14:38,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:14:38,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1024771811, now seen corresponding path program 20 times [2020-07-18 05:14:38,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:14:38,330 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [513987858] [2020-07-18 05:14:38,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:14:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 05:14:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 05:14:38,657 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-18 05:14:38,658 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-18 05:14:38,658 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-07-18 05:14:38,806 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-18 05:14:38,806 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: checkENTRY has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-18 05:14:38,807 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: L10-1 has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-18 05:14:38,808 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: L10-2 has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: checkFINAL has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: L17-6 has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: L17-6 has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: L17-6 has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: checkEXIT has no Hoare annotation [2020-07-18 05:14:38,809 WARN L170 areAnnotationChecker]: L17-7 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L18-1 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-18 05:14:38,810 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L30-2 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L30-3 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-18 05:14:38,811 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L15-1 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L19-2 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L15-3 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-18 05:14:38,812 WARN L170 areAnnotationChecker]: L24-1 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L17-3 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L15-4 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L17-4 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L17-5 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-18 05:14:38,813 WARN L170 areAnnotationChecker]: L27-5 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L27-5 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L27-6 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L27-6 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L27-2 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L27-4 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-18 05:14:38,814 WARN L170 areAnnotationChecker]: L28-2 has no Hoare annotation [2020-07-18 05:14:38,815 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 05:14:38,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 05:14:38 BoogieIcfgContainer [2020-07-18 05:14:38,818 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 05:14:38,821 INFO L168 Benchmark]: Toolchain (without parser) took 60356.34 ms. Allocated memory was 139.5 MB in the beginning and 512.2 MB in the end (delta: 372.8 MB). Free memory was 103.7 MB in the beginning and 168.9 MB in the end (delta: -65.3 MB). Peak memory consumption was 307.5 MB. Max. memory is 7.1 GB. [2020-07-18 05:14:38,822 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 05:14:38,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.45 ms. Allocated memory is still 139.5 MB. Free memory was 103.3 MB in the beginning and 92.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2020-07-18 05:14:38,823 INFO L168 Benchmark]: Boogie Preprocessor took 132.76 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 92.5 MB in the beginning and 181.0 MB in the end (delta: -88.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2020-07-18 05:14:38,823 INFO L168 Benchmark]: RCFGBuilder took 540.31 ms. Allocated memory is still 203.4 MB. Free memory was 181.0 MB in the beginning and 153.0 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2020-07-18 05:14:38,824 INFO L168 Benchmark]: TraceAbstraction took 59398.71 ms. Allocated memory was 203.4 MB in the beginning and 512.2 MB in the end (delta: 308.8 MB). Free memory was 153.0 MB in the beginning and 168.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 292.9 MB. Max. memory is 7.1 GB. [2020-07-18 05:14:38,826 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 277.45 ms. Allocated memory is still 139.5 MB. Free memory was 103.3 MB in the beginning and 92.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.76 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 92.5 MB in the beginning and 181.0 MB in the end (delta: -88.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 540.31 ms. Allocated memory is still 203.4 MB. Free memory was 181.0 MB in the beginning and 153.0 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 59398.71 ms. Allocated memory was 203.4 MB in the beginning and 512.2 MB in the end (delta: 308.8 MB). Free memory was 153.0 MB in the beginning and 168.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 292.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 37]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] struct dummy ad1[20], *ad2; VAL [ad1={2:0}] [L16] int i, j, *pa; VAL [ad1={2:0}] [L17] j=0 VAL [ad1={2:0}, j=0] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=0] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-1, ad1={2:0}, j=0] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-2, ad1={2:0}, j=0] [L17] j++ VAL [ad1={2:0}, j=1] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=1] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=3, ad1={2:0}, j=1] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-3, ad1={2:0}, j=1] [L17] j++ VAL [ad1={2:0}, j=2] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=2] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-4, ad1={2:0}, j=2] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=5, ad1={2:0}, j=2] [L17] j++ VAL [ad1={2:0}, j=3] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=3] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-5, ad1={2:0}, j=3] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=6, ad1={2:0}, j=3] [L17] j++ VAL [ad1={2:0}, j=4] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=4] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-6, ad1={2:0}, j=4] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=7, ad1={2:0}, j=4] [L17] j++ VAL [ad1={2:0}, j=5] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=5] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-7, ad1={2:0}, j=5] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-8, ad1={2:0}, j=5] [L17] j++ VAL [ad1={2:0}, j=6] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=6] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=9, ad1={2:0}, j=6] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-9, ad1={2:0}, j=6] [L17] j++ VAL [ad1={2:0}, j=7] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=7] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=26, ad1={2:0}, j=7] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=11, ad1={2:0}, j=7] [L17] j++ VAL [ad1={2:0}, j=8] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=8] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-11, ad1={2:0}, j=8] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-12, ad1={2:0}, j=8] [L17] j++ VAL [ad1={2:0}, j=9] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=9] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=13, ad1={2:0}, j=9] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-13, ad1={2:0}, j=9] [L17] j++ VAL [ad1={2:0}, j=10] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=10] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=14, ad1={2:0}, j=10] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-14, ad1={2:0}, j=10] [L17] j++ VAL [ad1={2:0}, j=11] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=11] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=15, ad1={2:0}, j=11] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-15, ad1={2:0}, j=11] [L17] j++ VAL [ad1={2:0}, j=12] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=12] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-16, ad1={2:0}, j=12] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=17, ad1={2:0}, j=12] [L17] j++ VAL [ad1={2:0}, j=13] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=13] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-17, ad1={2:0}, j=13] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=18, ad1={2:0}, j=13] [L17] j++ VAL [ad1={2:0}, j=14] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=14] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-18, ad1={2:0}, j=14] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=19, ad1={2:0}, j=14] [L17] j++ VAL [ad1={2:0}, j=15] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=15] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-19, ad1={2:0}, j=15] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-20, ad1={2:0}, j=15] [L17] j++ VAL [ad1={2:0}, j=16] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=16] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=21, ad1={2:0}, j=16] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-21, ad1={2:0}, j=16] [L17] j++ VAL [ad1={2:0}, j=17] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=17] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=22, ad1={2:0}, j=17] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-22, ad1={2:0}, j=17] [L17] j++ VAL [ad1={2:0}, j=18] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=18] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=23, ad1={2:0}, j=18] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-23, ad1={2:0}, j=18] [L17] j++ VAL [ad1={2:0}, j=19] [L17] COND TRUE j<20 VAL [ad1={2:0}, j=19] [L18] ad1[j].a = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=-24, ad1={2:0}, j=19] [L19] ad1[j].b = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=25, ad1={2:0}, j=19] [L17] j++ VAL [ad1={2:0}, j=20] [L17] COND FALSE !(j<20) VAL [ad1={2:0}, j=20] [L21] i = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, ad1={2:0}, i=0, j=20] [L22] COND TRUE i >= 0 && i < 10 VAL [ad1={2:0}, i=0, j=20] [L23] ad2 = ad1 VAL [ad1={2:0}, ad2={2:0}, i=0, j=20] [L24] ad1[i].a = i VAL [ad1={2:0}, ad2={2:0}, i=0, j=20] [L25] pa = &ad1[i].a VAL [ad1={2:0}, ad2={2:0}, i=0, j=20, pa={2:0}] [L26] EXPR ad2[i].a VAL [ad1={2:0}, ad2={2:0}, ad2[i].a=0, i=0, j=20, pa={2:0}] [L26] i = ad2[i].a + 10 VAL [ad1={2:0}, ad2={2:0}, ad2[i].a=0, i=10, j=20, pa={2:0}] [L27] EXPR \read(*pa) VAL [\read(*pa)=0, ad1={2:0}, ad2={2:0}, i=10, j=20, pa={2:0}] [L27] COND FALSE !(i < *pa) VAL [\read(*pa)=0, ad1={2:0}, ad2={2:0}, i=10, j=20, pa={2:0}] [L30] CALL, EXPR check(ad1, i) VAL [\old(b)=10, ad1={2:0}] [L10] EXPR ad1[b].a VAL [\old(b)=10, ad1={2:0}, ad1={2:0}, ad1[b].a=14, b=10] [L10] return ad1[b].a == b; VAL [\old(b)=10, \result=0, ad1={2:0}, ad1={2:0}, ad1[b].a=14, b=10] [L30] RET, EXPR check(ad1, i) VAL [ad1={2:0}, ad2={2:0}, check(ad1, i)=0, i=10, j=20, pa={2:0}] [L30] COND TRUE !check(ad1, i) VAL [ad1={2:0}, ad2={2:0}, check(ad1, i)=0, i=10, j=20, pa={2:0}] [L37] __VERIFIER_error() VAL [ad1={2:0}, ad2={2:0}, i=10, j=20, pa={2:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 59.1s, OverallIterations: 22, TraceHistogramMax: 20, AutomataDifference: 37.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1023 SDtfs, 1841 SDslu, 13662 SDs, 0 SdLazy, 5781 SolverSat, 286 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 906 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 801 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7391 ImplicationChecksByTransitivity, 15.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=244occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.0s AutomataMinimizationTime, 21 MinimizatonAttempts, 152 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 2956 NumberOfCodeBlocks, 2956 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2696 ConstructedInterpolants, 0 QuantifiedInterpolants, 1089560 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 2 PerfectInterpolantSequences, 0/11590 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...