/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 0.1.25-46f3038-m [2020-07-08 22:23:14,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 22:23:14,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 22:23:14,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 22:23:14,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 22:23:14,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 22:23:14,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 22:23:14,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 22:23:14,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 22:23:14,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 22:23:14,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 22:23:14,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 22:23:14,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 22:23:14,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 22:23:14,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 22:23:14,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 22:23:14,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 22:23:14,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 22:23:14,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 22:23:14,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 22:23:14,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 22:23:14,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 22:23:14,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 22:23:14,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 22:23:14,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 22:23:14,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 22:23:14,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 22:23:14,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 22:23:14,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-08 22:23:14,563 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 22:23:14,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 22:23:14,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 22:23:14,568 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 22:23:14,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 22:23:14,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 22:23:14,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 22:23:14,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 22:23:14,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 22:23:14,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 22:23:14,570 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 22:23:14,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 22:23:14,570 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 22:23:14,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 22:23:14,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 22:23:14,573 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-08 22:23:14,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 22:23:14,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 22:23:14,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 22:23:14,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 22:23:14,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-08 22:23:14,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 22:23:14,574 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 [2020-07-08 22:23:14,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 22:23:14,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 22:23:14,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 22:23:14,878 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 22:23:14,878 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 22:23:14,879 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test24-2.c [2020-07-08 22:23:14,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b322f27a7/a45341f9ac894f10b8e067c60f50d484/FLAGcedd7f2b9 [2020-07-08 22:23:15,383 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 22:23:15,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test24-2.c [2020-07-08 22:23:15,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b322f27a7/a45341f9ac894f10b8e067c60f50d484/FLAGcedd7f2b9 [2020-07-08 22:23:15,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b322f27a7/a45341f9ac894f10b8e067c60f50d484 [2020-07-08 22:23:15,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 22:23:15,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 22:23:15,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 22:23:15,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 22:23:15,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 22:23:15,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:23:15" (1/1) ... [2020-07-08 22:23:15,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cfe1e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:15, skipping insertion in model container [2020-07-08 22:23:15,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:23:15" (1/1) ... [2020-07-08 22:23:15,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 22:23:15,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 22:23:16,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 22:23:16,067 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 22:23:16,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 22:23:16,255 INFO L208 MainTranslator]: Completed translation [2020-07-08 22:23:16,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16 WrapperNode [2020-07-08 22:23:16,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 22:23:16,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 22:23:16,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 22:23:16,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 22:23:16,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (1/1) ... [2020-07-08 22:23:16,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (1/1) ... [2020-07-08 22:23:16,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (1/1) ... [2020-07-08 22:23:16,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (1/1) ... [2020-07-08 22:23:16,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (1/1) ... [2020-07-08 22:23:16,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (1/1) ... [2020-07-08 22:23:16,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (1/1) ... [2020-07-08 22:23:16,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 22:23:16,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 22:23:16,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 22:23:16,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 22:23:16,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (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 [2020-07-08 22:23:16,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 22:23:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 22:23:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2020-07-08 22:23:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 22:23:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 22:23:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 22:23:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure check [2020-07-08 22:23:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 22:23:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 22:23:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 22:23:16,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 22:23:16,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 22:23:16,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 22:23:16,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 22:23:16,770 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 22:23:16,770 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-08 22:23:16,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 10:23:16 BoogieIcfgContainer [2020-07-08 22:23:16,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 22:23:16,777 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 22:23:16,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 22:23:16,780 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 22:23:16,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 10:23:15" (1/3) ... [2020-07-08 22:23:16,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f32d1c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 10:23:16, skipping insertion in model container [2020-07-08 22:23:16,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:23:16" (2/3) ... [2020-07-08 22:23:16,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f32d1c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 10:23:16, skipping insertion in model container [2020-07-08 22:23:16,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 10:23:16" (3/3) ... [2020-07-08 22:23:16,784 INFO L109 eAbstractionObserver]: Analyzing ICFG test24-2.c [2020-07-08 22:23:16,794 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-08 22:23:16,802 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 22:23:16,815 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 22:23:16,837 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 22:23:16,837 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 22:23:16,837 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-08 22:23:16,837 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 22:23:16,838 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 22:23:16,838 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 22:23:16,838 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 22:23:16,838 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 22:23:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2020-07-08 22:23:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-08 22:23:16,866 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:16,867 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] [2020-07-08 22:23:16,868 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:16,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:16,874 INFO L82 PathProgramCache]: Analyzing trace with hash 2031307650, now seen corresponding path program 1 times [2020-07-08 22:23:16,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:16,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [979480239] [2020-07-08 22:23:16,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:17,106 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 [2020-07-08 22:23:17,106 INFO L280 TraceCheckUtils]: 1: Hoare triple {67#true} #valid := #valid[0 := 0]; {67#true} is VALID [2020-07-08 22:23:17,107 INFO L280 TraceCheckUtils]: 2: Hoare triple {67#true} assume 0 < #StackHeapBarrier; {67#true} is VALID [2020-07-08 22:23:17,107 INFO L280 TraceCheckUtils]: 3: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-08 22:23:17,108 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {67#true} {67#true} #92#return; {67#true} is VALID [2020-07-08 22:23:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:17,126 INFO L280 TraceCheckUtils]: 0: Hoare triple {67#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {67#true} is VALID [2020-07-08 22:23:17,127 INFO L280 TraceCheckUtils]: 1: Hoare triple {67#true} ~b := #in~b; {67#true} is VALID [2020-07-08 22:23:17,127 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 [2020-07-08 22:23:17,128 INFO L280 TraceCheckUtils]: 3: Hoare triple {67#true} #res := (if #t~mem0 == ~b then 1 else 0); {67#true} is VALID [2020-07-08 22:23:17,128 INFO L280 TraceCheckUtils]: 4: Hoare triple {67#true} havoc #t~mem0; {67#true} is VALID [2020-07-08 22:23:17,128 INFO L280 TraceCheckUtils]: 5: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-08 22:23:17,129 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {67#true} {68#false} #96#return; {68#false} is VALID [2020-07-08 22:23:17,131 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 [2020-07-08 22:23:17,132 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 [2020-07-08 22:23:17,132 INFO L280 TraceCheckUtils]: 2: Hoare triple {67#true} #valid := #valid[0 := 0]; {67#true} is VALID [2020-07-08 22:23:17,132 INFO L280 TraceCheckUtils]: 3: Hoare triple {67#true} assume 0 < #StackHeapBarrier; {67#true} is VALID [2020-07-08 22:23:17,133 INFO L280 TraceCheckUtils]: 4: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-08 22:23:17,133 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {67#true} {67#true} #92#return; {67#true} is VALID [2020-07-08 22:23:17,134 INFO L263 TraceCheckUtils]: 6: Hoare triple {67#true} call #t~ret9 := main(); {67#true} is VALID [2020-07-08 22:23:17,134 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 [2020-07-08 22:23:17,135 INFO L280 TraceCheckUtils]: 8: Hoare triple {67#true} havoc ~ad2~0.base, ~ad2~0.offset; {67#true} is VALID [2020-07-08 22:23:17,135 INFO L280 TraceCheckUtils]: 9: Hoare triple {67#true} havoc ~i~0; {67#true} is VALID [2020-07-08 22:23:17,136 INFO L280 TraceCheckUtils]: 10: Hoare triple {67#true} havoc ~j~0; {67#true} is VALID [2020-07-08 22:23:17,136 INFO L280 TraceCheckUtils]: 11: Hoare triple {67#true} havoc ~pa~0.base, ~pa~0.offset; {67#true} is VALID [2020-07-08 22:23:17,136 INFO L280 TraceCheckUtils]: 12: Hoare triple {67#true} ~j~0 := 0; {67#true} is VALID [2020-07-08 22:23:17,138 INFO L280 TraceCheckUtils]: 13: Hoare triple {67#true} assume !true; {68#false} is VALID [2020-07-08 22:23:17,138 INFO L280 TraceCheckUtils]: 14: Hoare triple {68#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {68#false} is VALID [2020-07-08 22:23:17,138 INFO L280 TraceCheckUtils]: 15: Hoare triple {68#false} ~i~0 := #t~nondet4; {68#false} is VALID [2020-07-08 22:23:17,139 INFO L280 TraceCheckUtils]: 16: Hoare triple {68#false} havoc #t~nondet4; {68#false} is VALID [2020-07-08 22:23:17,139 INFO L280 TraceCheckUtils]: 17: Hoare triple {68#false} assume ~i~0 >= 0 && ~i~0 < 10; {68#false} is VALID [2020-07-08 22:23:17,140 INFO L280 TraceCheckUtils]: 18: Hoare triple {68#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {68#false} is VALID [2020-07-08 22:23:17,140 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 [2020-07-08 22:23:17,141 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 [2020-07-08 22:23:17,141 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 [2020-07-08 22:23:17,141 INFO L280 TraceCheckUtils]: 22: Hoare triple {68#false} ~i~0 := 10 + #t~mem5; {68#false} is VALID [2020-07-08 22:23:17,142 INFO L280 TraceCheckUtils]: 23: Hoare triple {68#false} havoc #t~mem5; {68#false} is VALID [2020-07-08 22:23:17,142 INFO L280 TraceCheckUtils]: 24: Hoare triple {68#false} assume !true; {68#false} is VALID [2020-07-08 22:23:17,143 INFO L263 TraceCheckUtils]: 25: Hoare triple {68#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {67#true} is VALID [2020-07-08 22:23:17,143 INFO L280 TraceCheckUtils]: 26: Hoare triple {67#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {67#true} is VALID [2020-07-08 22:23:17,144 INFO L280 TraceCheckUtils]: 27: Hoare triple {67#true} ~b := #in~b; {67#true} is VALID [2020-07-08 22:23:17,144 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 [2020-07-08 22:23:17,144 INFO L280 TraceCheckUtils]: 29: Hoare triple {67#true} #res := (if #t~mem0 == ~b then 1 else 0); {67#true} is VALID [2020-07-08 22:23:17,145 INFO L280 TraceCheckUtils]: 30: Hoare triple {67#true} havoc #t~mem0; {67#true} is VALID [2020-07-08 22:23:17,145 INFO L280 TraceCheckUtils]: 31: Hoare triple {67#true} assume true; {67#true} is VALID [2020-07-08 22:23:17,146 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {67#true} {68#false} #96#return; {68#false} is VALID [2020-07-08 22:23:17,146 INFO L280 TraceCheckUtils]: 33: Hoare triple {68#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {68#false} is VALID [2020-07-08 22:23:17,146 INFO L280 TraceCheckUtils]: 34: Hoare triple {68#false} assume 0 == #t~ret8; {68#false} is VALID [2020-07-08 22:23:17,147 INFO L280 TraceCheckUtils]: 35: Hoare triple {68#false} havoc #t~ret8; {68#false} is VALID [2020-07-08 22:23:17,147 INFO L280 TraceCheckUtils]: 36: Hoare triple {68#false} assume !false; {68#false} is VALID [2020-07-08 22:23:17,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:17,154 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [979480239] [2020-07-08 22:23:17,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:23:17,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 22:23:17,157 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657967395] [2020-07-08 22:23:17,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-08 22:23:17,166 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:17,170 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 22:23:17,239 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:17,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 22:23:17,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:17,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 22:23:17,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 22:23:17,251 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 3 states. [2020-07-08 22:23:17,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:17,574 INFO L93 Difference]: Finished difference Result 102 states and 110 transitions. [2020-07-08 22:23:17,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 22:23:17,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-08 22:23:17,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:17,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 22:23:17,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 110 transitions. [2020-07-08 22:23:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 22:23:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 110 transitions. [2020-07-08 22:23:17,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 110 transitions. [2020-07-08 22:23:17,728 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 110 edges. 110 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:17,742 INFO L225 Difference]: With dead ends: 102 [2020-07-08 22:23:17,742 INFO L226 Difference]: Without dead ends: 53 [2020-07-08 22:23:17,746 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 [2020-07-08 22:23:17,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-07-08 22:23:17,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-07-08 22:23:17,829 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:17,829 INFO L82 GeneralOperation]: Start isEquivalent. First operand 53 states. Second operand 53 states. [2020-07-08 22:23:17,830 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand 53 states. [2020-07-08 22:23:17,830 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 53 states. [2020-07-08 22:23:17,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:17,836 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2020-07-08 22:23:17,836 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2020-07-08 22:23:17,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:17,837 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:17,837 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand 53 states. [2020-07-08 22:23:17,837 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 53 states. [2020-07-08 22:23:17,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:17,843 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2020-07-08 22:23:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2020-07-08 22:23:17,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:17,844 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:17,844 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:17,844 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-07-08 22:23:17,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 54 transitions. [2020-07-08 22:23:17,849 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 54 transitions. Word has length 37 [2020-07-08 22:23:17,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:17,850 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 54 transitions. [2020-07-08 22:23:17,850 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 22:23:17,850 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 53 states and 54 transitions. [2020-07-08 22:23:17,916 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2020-07-08 22:23:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-07-08 22:23:17,918 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:17,918 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] [2020-07-08 22:23:17,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 22:23:17,919 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:17,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:17,920 INFO L82 PathProgramCache]: Analyzing trace with hash 897550373, now seen corresponding path program 1 times [2020-07-08 22:23:17,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:17,920 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1567568242] [2020-07-08 22:23:17,921 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:18,037 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 [2020-07-08 22:23:18,037 INFO L280 TraceCheckUtils]: 1: Hoare triple {500#true} #valid := #valid[0 := 0]; {500#true} is VALID [2020-07-08 22:23:18,037 INFO L280 TraceCheckUtils]: 2: Hoare triple {500#true} assume 0 < #StackHeapBarrier; {500#true} is VALID [2020-07-08 22:23:18,038 INFO L280 TraceCheckUtils]: 3: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-08 22:23:18,038 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {500#true} {500#true} #92#return; {500#true} is VALID [2020-07-08 22:23:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:18,048 INFO L280 TraceCheckUtils]: 0: Hoare triple {500#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {500#true} is VALID [2020-07-08 22:23:18,049 INFO L280 TraceCheckUtils]: 1: Hoare triple {500#true} ~b := #in~b; {500#true} is VALID [2020-07-08 22:23:18,049 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 [2020-07-08 22:23:18,049 INFO L280 TraceCheckUtils]: 3: Hoare triple {500#true} #res := (if #t~mem0 == ~b then 1 else 0); {500#true} is VALID [2020-07-08 22:23:18,050 INFO L280 TraceCheckUtils]: 4: Hoare triple {500#true} havoc #t~mem0; {500#true} is VALID [2020-07-08 22:23:18,050 INFO L280 TraceCheckUtils]: 5: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-08 22:23:18,050 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {500#true} {501#false} #96#return; {501#false} is VALID [2020-07-08 22:23:18,052 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 [2020-07-08 22:23:18,052 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 [2020-07-08 22:23:18,052 INFO L280 TraceCheckUtils]: 2: Hoare triple {500#true} #valid := #valid[0 := 0]; {500#true} is VALID [2020-07-08 22:23:18,053 INFO L280 TraceCheckUtils]: 3: Hoare triple {500#true} assume 0 < #StackHeapBarrier; {500#true} is VALID [2020-07-08 22:23:18,053 INFO L280 TraceCheckUtils]: 4: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-08 22:23:18,053 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {500#true} {500#true} #92#return; {500#true} is VALID [2020-07-08 22:23:18,054 INFO L263 TraceCheckUtils]: 6: Hoare triple {500#true} call #t~ret9 := main(); {500#true} is VALID [2020-07-08 22:23:18,054 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 [2020-07-08 22:23:18,054 INFO L280 TraceCheckUtils]: 8: Hoare triple {500#true} havoc ~ad2~0.base, ~ad2~0.offset; {500#true} is VALID [2020-07-08 22:23:18,055 INFO L280 TraceCheckUtils]: 9: Hoare triple {500#true} havoc ~i~0; {500#true} is VALID [2020-07-08 22:23:18,055 INFO L280 TraceCheckUtils]: 10: Hoare triple {500#true} havoc ~j~0; {500#true} is VALID [2020-07-08 22:23:18,055 INFO L280 TraceCheckUtils]: 11: Hoare triple {500#true} havoc ~pa~0.base, ~pa~0.offset; {500#true} is VALID [2020-07-08 22:23:18,056 INFO L280 TraceCheckUtils]: 12: Hoare triple {500#true} ~j~0 := 0; {507#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:18,057 INFO L280 TraceCheckUtils]: 13: Hoare triple {507#(= 0 main_~j~0)} assume !(~j~0 < 20); {501#false} is VALID [2020-07-08 22:23:18,057 INFO L280 TraceCheckUtils]: 14: Hoare triple {501#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {501#false} is VALID [2020-07-08 22:23:18,057 INFO L280 TraceCheckUtils]: 15: Hoare triple {501#false} ~i~0 := #t~nondet4; {501#false} is VALID [2020-07-08 22:23:18,058 INFO L280 TraceCheckUtils]: 16: Hoare triple {501#false} havoc #t~nondet4; {501#false} is VALID [2020-07-08 22:23:18,058 INFO L280 TraceCheckUtils]: 17: Hoare triple {501#false} assume ~i~0 >= 0 && ~i~0 < 10; {501#false} is VALID [2020-07-08 22:23:18,058 INFO L280 TraceCheckUtils]: 18: Hoare triple {501#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {501#false} is VALID [2020-07-08 22:23:18,059 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 [2020-07-08 22:23:18,059 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 [2020-07-08 22:23:18,059 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 [2020-07-08 22:23:18,059 INFO L280 TraceCheckUtils]: 22: Hoare triple {501#false} ~i~0 := 10 + #t~mem5; {501#false} is VALID [2020-07-08 22:23:18,060 INFO L280 TraceCheckUtils]: 23: Hoare triple {501#false} havoc #t~mem5; {501#false} is VALID [2020-07-08 22:23:18,060 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 [2020-07-08 22:23:18,060 INFO L280 TraceCheckUtils]: 25: Hoare triple {501#false} assume !(~i~0 < #t~mem6); {501#false} is VALID [2020-07-08 22:23:18,061 INFO L280 TraceCheckUtils]: 26: Hoare triple {501#false} havoc #t~mem6; {501#false} is VALID [2020-07-08 22:23:18,061 INFO L263 TraceCheckUtils]: 27: Hoare triple {501#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {500#true} is VALID [2020-07-08 22:23:18,061 INFO L280 TraceCheckUtils]: 28: Hoare triple {500#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {500#true} is VALID [2020-07-08 22:23:18,062 INFO L280 TraceCheckUtils]: 29: Hoare triple {500#true} ~b := #in~b; {500#true} is VALID [2020-07-08 22:23:18,062 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 [2020-07-08 22:23:18,062 INFO L280 TraceCheckUtils]: 31: Hoare triple {500#true} #res := (if #t~mem0 == ~b then 1 else 0); {500#true} is VALID [2020-07-08 22:23:18,063 INFO L280 TraceCheckUtils]: 32: Hoare triple {500#true} havoc #t~mem0; {500#true} is VALID [2020-07-08 22:23:18,063 INFO L280 TraceCheckUtils]: 33: Hoare triple {500#true} assume true; {500#true} is VALID [2020-07-08 22:23:18,063 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {500#true} {501#false} #96#return; {501#false} is VALID [2020-07-08 22:23:18,063 INFO L280 TraceCheckUtils]: 35: Hoare triple {501#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {501#false} is VALID [2020-07-08 22:23:18,064 INFO L280 TraceCheckUtils]: 36: Hoare triple {501#false} assume 0 == #t~ret8; {501#false} is VALID [2020-07-08 22:23:18,064 INFO L280 TraceCheckUtils]: 37: Hoare triple {501#false} havoc #t~ret8; {501#false} is VALID [2020-07-08 22:23:18,064 INFO L280 TraceCheckUtils]: 38: Hoare triple {501#false} assume !false; {501#false} is VALID [2020-07-08 22:23:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:18,068 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1567568242] [2020-07-08 22:23:18,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:23:18,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 22:23:18,069 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692661243] [2020-07-08 22:23:18,070 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2020-07-08 22:23:18,071 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:18,071 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 22:23:18,116 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:18,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 22:23:18,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:18,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 22:23:18,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 22:23:18,117 INFO L87 Difference]: Start difference. First operand 53 states and 54 transitions. Second operand 4 states. [2020-07-08 22:23:18,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:18,423 INFO L93 Difference]: Finished difference Result 92 states and 94 transitions. [2020-07-08 22:23:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 22:23:18,424 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2020-07-08 22:23:18,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:18,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 22:23:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 94 transitions. [2020-07-08 22:23:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 22:23:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 94 transitions. [2020-07-08 22:23:18,431 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 94 transitions. [2020-07-08 22:23:18,541 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:18,544 INFO L225 Difference]: With dead ends: 92 [2020-07-08 22:23:18,544 INFO L226 Difference]: Without dead ends: 62 [2020-07-08 22:23:18,545 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 [2020-07-08 22:23:18,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-07-08 22:23:18,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 54. [2020-07-08 22:23:18,591 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:18,592 INFO L82 GeneralOperation]: Start isEquivalent. First operand 62 states. Second operand 54 states. [2020-07-08 22:23:18,592 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 54 states. [2020-07-08 22:23:18,592 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 54 states. [2020-07-08 22:23:18,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:18,595 INFO L93 Difference]: Finished difference Result 62 states and 63 transitions. [2020-07-08 22:23:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2020-07-08 22:23:18,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:18,597 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:18,597 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 62 states. [2020-07-08 22:23:18,597 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 62 states. [2020-07-08 22:23:18,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:18,600 INFO L93 Difference]: Finished difference Result 62 states and 63 transitions. [2020-07-08 22:23:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2020-07-08 22:23:18,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:18,602 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:18,602 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:18,602 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-08 22:23:18,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2020-07-08 22:23:18,605 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 39 [2020-07-08 22:23:18,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:18,605 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2020-07-08 22:23:18,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 22:23:18,606 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 54 states and 55 transitions. [2020-07-08 22:23:18,667 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:18,667 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2020-07-08 22:23:18,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-07-08 22:23:18,669 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:18,669 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] [2020-07-08 22:23:18,669 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 22:23:18,669 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:18,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:18,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1785369867, now seen corresponding path program 1 times [2020-07-08 22:23:18,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:18,670 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1264508036] [2020-07-08 22:23:18,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:18,770 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 [2020-07-08 22:23:18,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {934#true} #valid := #valid[0 := 0]; {934#true} is VALID [2020-07-08 22:23:18,771 INFO L280 TraceCheckUtils]: 2: Hoare triple {934#true} assume 0 < #StackHeapBarrier; {934#true} is VALID [2020-07-08 22:23:18,771 INFO L280 TraceCheckUtils]: 3: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-08 22:23:18,771 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {934#true} {934#true} #92#return; {934#true} is VALID [2020-07-08 22:23:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:18,780 INFO L280 TraceCheckUtils]: 0: Hoare triple {934#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {934#true} is VALID [2020-07-08 22:23:18,780 INFO L280 TraceCheckUtils]: 1: Hoare triple {934#true} ~b := #in~b; {934#true} is VALID [2020-07-08 22:23:18,780 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 [2020-07-08 22:23:18,781 INFO L280 TraceCheckUtils]: 3: Hoare triple {934#true} #res := (if #t~mem0 == ~b then 1 else 0); {934#true} is VALID [2020-07-08 22:23:18,781 INFO L280 TraceCheckUtils]: 4: Hoare triple {934#true} havoc #t~mem0; {934#true} is VALID [2020-07-08 22:23:18,781 INFO L280 TraceCheckUtils]: 5: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-08 22:23:18,781 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {934#true} {935#false} #96#return; {935#false} is VALID [2020-07-08 22:23:18,782 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 [2020-07-08 22:23:18,783 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 [2020-07-08 22:23:18,783 INFO L280 TraceCheckUtils]: 2: Hoare triple {934#true} #valid := #valid[0 := 0]; {934#true} is VALID [2020-07-08 22:23:18,783 INFO L280 TraceCheckUtils]: 3: Hoare triple {934#true} assume 0 < #StackHeapBarrier; {934#true} is VALID [2020-07-08 22:23:18,784 INFO L280 TraceCheckUtils]: 4: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-08 22:23:18,784 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {934#true} {934#true} #92#return; {934#true} is VALID [2020-07-08 22:23:18,784 INFO L263 TraceCheckUtils]: 6: Hoare triple {934#true} call #t~ret9 := main(); {934#true} is VALID [2020-07-08 22:23:18,784 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 [2020-07-08 22:23:18,785 INFO L280 TraceCheckUtils]: 8: Hoare triple {934#true} havoc ~ad2~0.base, ~ad2~0.offset; {934#true} is VALID [2020-07-08 22:23:18,785 INFO L280 TraceCheckUtils]: 9: Hoare triple {934#true} havoc ~i~0; {934#true} is VALID [2020-07-08 22:23:18,785 INFO L280 TraceCheckUtils]: 10: Hoare triple {934#true} havoc ~j~0; {934#true} is VALID [2020-07-08 22:23:18,786 INFO L280 TraceCheckUtils]: 11: Hoare triple {934#true} havoc ~pa~0.base, ~pa~0.offset; {934#true} is VALID [2020-07-08 22:23:18,787 INFO L280 TraceCheckUtils]: 12: Hoare triple {934#true} ~j~0 := 0; {941#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:18,787 INFO L280 TraceCheckUtils]: 13: Hoare triple {941#(= 0 main_~j~0)} assume !!(~j~0 < 20); {941#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:18,788 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 [2020-07-08 22:23:18,789 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 [2020-07-08 22:23:18,789 INFO L280 TraceCheckUtils]: 16: Hoare triple {941#(= 0 main_~j~0)} havoc #t~nondet2; {941#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:18,790 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 [2020-07-08 22:23:18,791 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 [2020-07-08 22:23:18,791 INFO L280 TraceCheckUtils]: 19: Hoare triple {941#(= 0 main_~j~0)} havoc #t~nondet3; {941#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:18,792 INFO L280 TraceCheckUtils]: 20: Hoare triple {941#(= 0 main_~j~0)} #t~post1 := ~j~0; {942#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:18,793 INFO L280 TraceCheckUtils]: 21: Hoare triple {942#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {943#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:18,794 INFO L280 TraceCheckUtils]: 22: Hoare triple {943#(<= main_~j~0 1)} havoc #t~post1; {943#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:18,794 INFO L280 TraceCheckUtils]: 23: Hoare triple {943#(<= main_~j~0 1)} assume !(~j~0 < 20); {935#false} is VALID [2020-07-08 22:23:18,795 INFO L280 TraceCheckUtils]: 24: Hoare triple {935#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {935#false} is VALID [2020-07-08 22:23:18,795 INFO L280 TraceCheckUtils]: 25: Hoare triple {935#false} ~i~0 := #t~nondet4; {935#false} is VALID [2020-07-08 22:23:18,795 INFO L280 TraceCheckUtils]: 26: Hoare triple {935#false} havoc #t~nondet4; {935#false} is VALID [2020-07-08 22:23:18,795 INFO L280 TraceCheckUtils]: 27: Hoare triple {935#false} assume ~i~0 >= 0 && ~i~0 < 10; {935#false} is VALID [2020-07-08 22:23:18,796 INFO L280 TraceCheckUtils]: 28: Hoare triple {935#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {935#false} is VALID [2020-07-08 22:23:18,796 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 [2020-07-08 22:23:18,796 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 [2020-07-08 22:23:18,797 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 [2020-07-08 22:23:18,797 INFO L280 TraceCheckUtils]: 32: Hoare triple {935#false} ~i~0 := 10 + #t~mem5; {935#false} is VALID [2020-07-08 22:23:18,797 INFO L280 TraceCheckUtils]: 33: Hoare triple {935#false} havoc #t~mem5; {935#false} is VALID [2020-07-08 22:23:18,798 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 [2020-07-08 22:23:18,798 INFO L280 TraceCheckUtils]: 35: Hoare triple {935#false} assume !(~i~0 < #t~mem6); {935#false} is VALID [2020-07-08 22:23:18,798 INFO L280 TraceCheckUtils]: 36: Hoare triple {935#false} havoc #t~mem6; {935#false} is VALID [2020-07-08 22:23:18,798 INFO L263 TraceCheckUtils]: 37: Hoare triple {935#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {934#true} is VALID [2020-07-08 22:23:18,799 INFO L280 TraceCheckUtils]: 38: Hoare triple {934#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {934#true} is VALID [2020-07-08 22:23:18,799 INFO L280 TraceCheckUtils]: 39: Hoare triple {934#true} ~b := #in~b; {934#true} is VALID [2020-07-08 22:23:18,799 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 [2020-07-08 22:23:18,800 INFO L280 TraceCheckUtils]: 41: Hoare triple {934#true} #res := (if #t~mem0 == ~b then 1 else 0); {934#true} is VALID [2020-07-08 22:23:18,800 INFO L280 TraceCheckUtils]: 42: Hoare triple {934#true} havoc #t~mem0; {934#true} is VALID [2020-07-08 22:23:18,800 INFO L280 TraceCheckUtils]: 43: Hoare triple {934#true} assume true; {934#true} is VALID [2020-07-08 22:23:18,800 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {934#true} {935#false} #96#return; {935#false} is VALID [2020-07-08 22:23:18,801 INFO L280 TraceCheckUtils]: 45: Hoare triple {935#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {935#false} is VALID [2020-07-08 22:23:18,801 INFO L280 TraceCheckUtils]: 46: Hoare triple {935#false} assume 0 == #t~ret8; {935#false} is VALID [2020-07-08 22:23:18,801 INFO L280 TraceCheckUtils]: 47: Hoare triple {935#false} havoc #t~ret8; {935#false} is VALID [2020-07-08 22:23:18,801 INFO L280 TraceCheckUtils]: 48: Hoare triple {935#false} assume !false; {935#false} is VALID [2020-07-08 22:23:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:18,806 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1264508036] [2020-07-08 22:23:18,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:18,807 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-07-08 22:23:18,807 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876661183] [2020-07-08 22:23:18,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2020-07-08 22:23:18,808 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:18,809 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 22:23:18,867 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:18,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 22:23:18,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:18,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 22:23:18,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-08 22:23:18,868 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 6 states. [2020-07-08 22:23:19,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:19,245 INFO L93 Difference]: Finished difference Result 102 states and 104 transitions. [2020-07-08 22:23:19,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-08 22:23:19,246 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2020-07-08 22:23:19,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 22:23:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 104 transitions. [2020-07-08 22:23:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 22:23:19,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 104 transitions. [2020-07-08 22:23:19,253 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 104 transitions. [2020-07-08 22:23:19,358 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 104 edges. 104 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:19,361 INFO L225 Difference]: With dead ends: 102 [2020-07-08 22:23:19,361 INFO L226 Difference]: Without dead ends: 72 [2020-07-08 22:23:19,362 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 [2020-07-08 22:23:19,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-08 22:23:19,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 64. [2020-07-08 22:23:19,406 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:19,406 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 64 states. [2020-07-08 22:23:19,406 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 64 states. [2020-07-08 22:23:19,406 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 64 states. [2020-07-08 22:23:19,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:19,410 INFO L93 Difference]: Finished difference Result 72 states and 73 transitions. [2020-07-08 22:23:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2020-07-08 22:23:19,411 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:19,411 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:19,411 INFO L74 IsIncluded]: Start isIncluded. First operand 64 states. Second operand 72 states. [2020-07-08 22:23:19,412 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 72 states. [2020-07-08 22:23:19,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:19,415 INFO L93 Difference]: Finished difference Result 72 states and 73 transitions. [2020-07-08 22:23:19,415 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2020-07-08 22:23:19,416 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:19,416 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:19,416 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:19,417 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:19,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-07-08 22:23:19,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 65 transitions. [2020-07-08 22:23:19,420 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 65 transitions. Word has length 49 [2020-07-08 22:23:19,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:19,420 INFO L479 AbstractCegarLoop]: Abstraction has 64 states and 65 transitions. [2020-07-08 22:23:19,421 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 22:23:19,421 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 64 states and 65 transitions. [2020-07-08 22:23:19,483 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2020-07-08 22:23:19,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-08 22:23:19,485 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:19,485 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] [2020-07-08 22:23:19,486 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 22:23:19,486 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:19,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:19,486 INFO L82 PathProgramCache]: Analyzing trace with hash 862927473, now seen corresponding path program 2 times [2020-07-08 22:23:19,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:19,487 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [477998553] [2020-07-08 22:23:19,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:19,627 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 [2020-07-08 22:23:19,627 INFO L280 TraceCheckUtils]: 1: Hoare triple {1434#true} #valid := #valid[0 := 0]; {1434#true} is VALID [2020-07-08 22:23:19,627 INFO L280 TraceCheckUtils]: 2: Hoare triple {1434#true} assume 0 < #StackHeapBarrier; {1434#true} is VALID [2020-07-08 22:23:19,628 INFO L280 TraceCheckUtils]: 3: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-08 22:23:19,628 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1434#true} {1434#true} #92#return; {1434#true} is VALID [2020-07-08 22:23:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:19,638 INFO L280 TraceCheckUtils]: 0: Hoare triple {1434#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {1434#true} is VALID [2020-07-08 22:23:19,638 INFO L280 TraceCheckUtils]: 1: Hoare triple {1434#true} ~b := #in~b; {1434#true} is VALID [2020-07-08 22:23:19,638 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 [2020-07-08 22:23:19,639 INFO L280 TraceCheckUtils]: 3: Hoare triple {1434#true} #res := (if #t~mem0 == ~b then 1 else 0); {1434#true} is VALID [2020-07-08 22:23:19,639 INFO L280 TraceCheckUtils]: 4: Hoare triple {1434#true} havoc #t~mem0; {1434#true} is VALID [2020-07-08 22:23:19,639 INFO L280 TraceCheckUtils]: 5: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-08 22:23:19,639 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1434#true} {1435#false} #96#return; {1435#false} is VALID [2020-07-08 22:23:19,641 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 [2020-07-08 22:23:19,641 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 [2020-07-08 22:23:19,641 INFO L280 TraceCheckUtils]: 2: Hoare triple {1434#true} #valid := #valid[0 := 0]; {1434#true} is VALID [2020-07-08 22:23:19,641 INFO L280 TraceCheckUtils]: 3: Hoare triple {1434#true} assume 0 < #StackHeapBarrier; {1434#true} is VALID [2020-07-08 22:23:19,642 INFO L280 TraceCheckUtils]: 4: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-08 22:23:19,642 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1434#true} {1434#true} #92#return; {1434#true} is VALID [2020-07-08 22:23:19,642 INFO L263 TraceCheckUtils]: 6: Hoare triple {1434#true} call #t~ret9 := main(); {1434#true} is VALID [2020-07-08 22:23:19,642 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 [2020-07-08 22:23:19,643 INFO L280 TraceCheckUtils]: 8: Hoare triple {1434#true} havoc ~ad2~0.base, ~ad2~0.offset; {1434#true} is VALID [2020-07-08 22:23:19,643 INFO L280 TraceCheckUtils]: 9: Hoare triple {1434#true} havoc ~i~0; {1434#true} is VALID [2020-07-08 22:23:19,643 INFO L280 TraceCheckUtils]: 10: Hoare triple {1434#true} havoc ~j~0; {1434#true} is VALID [2020-07-08 22:23:19,643 INFO L280 TraceCheckUtils]: 11: Hoare triple {1434#true} havoc ~pa~0.base, ~pa~0.offset; {1434#true} is VALID [2020-07-08 22:23:19,644 INFO L280 TraceCheckUtils]: 12: Hoare triple {1434#true} ~j~0 := 0; {1441#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:19,645 INFO L280 TraceCheckUtils]: 13: Hoare triple {1441#(= 0 main_~j~0)} assume !!(~j~0 < 20); {1441#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:19,647 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 [2020-07-08 22:23:19,648 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 [2020-07-08 22:23:19,649 INFO L280 TraceCheckUtils]: 16: Hoare triple {1441#(= 0 main_~j~0)} havoc #t~nondet2; {1441#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:19,649 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 [2020-07-08 22:23:19,650 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 [2020-07-08 22:23:19,650 INFO L280 TraceCheckUtils]: 19: Hoare triple {1441#(= 0 main_~j~0)} havoc #t~nondet3; {1441#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:19,651 INFO L280 TraceCheckUtils]: 20: Hoare triple {1441#(= 0 main_~j~0)} #t~post1 := ~j~0; {1442#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:19,652 INFO L280 TraceCheckUtils]: 21: Hoare triple {1442#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {1443#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:19,652 INFO L280 TraceCheckUtils]: 22: Hoare triple {1443#(<= main_~j~0 1)} havoc #t~post1; {1443#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:19,653 INFO L280 TraceCheckUtils]: 23: Hoare triple {1443#(<= main_~j~0 1)} assume !!(~j~0 < 20); {1443#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:19,653 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 [2020-07-08 22:23:19,654 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 [2020-07-08 22:23:19,655 INFO L280 TraceCheckUtils]: 26: Hoare triple {1443#(<= main_~j~0 1)} havoc #t~nondet2; {1443#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:19,655 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 [2020-07-08 22:23:19,656 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 [2020-07-08 22:23:19,656 INFO L280 TraceCheckUtils]: 29: Hoare triple {1443#(<= main_~j~0 1)} havoc #t~nondet3; {1443#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:19,657 INFO L280 TraceCheckUtils]: 30: Hoare triple {1443#(<= main_~j~0 1)} #t~post1 := ~j~0; {1444#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:19,658 INFO L280 TraceCheckUtils]: 31: Hoare triple {1444#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {1445#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:19,659 INFO L280 TraceCheckUtils]: 32: Hoare triple {1445#(<= main_~j~0 2)} havoc #t~post1; {1445#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:19,659 INFO L280 TraceCheckUtils]: 33: Hoare triple {1445#(<= main_~j~0 2)} assume !(~j~0 < 20); {1435#false} is VALID [2020-07-08 22:23:19,660 INFO L280 TraceCheckUtils]: 34: Hoare triple {1435#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {1435#false} is VALID [2020-07-08 22:23:19,660 INFO L280 TraceCheckUtils]: 35: Hoare triple {1435#false} ~i~0 := #t~nondet4; {1435#false} is VALID [2020-07-08 22:23:19,660 INFO L280 TraceCheckUtils]: 36: Hoare triple {1435#false} havoc #t~nondet4; {1435#false} is VALID [2020-07-08 22:23:19,660 INFO L280 TraceCheckUtils]: 37: Hoare triple {1435#false} assume ~i~0 >= 0 && ~i~0 < 10; {1435#false} is VALID [2020-07-08 22:23:19,661 INFO L280 TraceCheckUtils]: 38: Hoare triple {1435#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {1435#false} is VALID [2020-07-08 22:23:19,661 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 [2020-07-08 22:23:19,661 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 [2020-07-08 22:23:19,661 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 [2020-07-08 22:23:19,661 INFO L280 TraceCheckUtils]: 42: Hoare triple {1435#false} ~i~0 := 10 + #t~mem5; {1435#false} is VALID [2020-07-08 22:23:19,662 INFO L280 TraceCheckUtils]: 43: Hoare triple {1435#false} havoc #t~mem5; {1435#false} is VALID [2020-07-08 22:23:19,662 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 [2020-07-08 22:23:19,662 INFO L280 TraceCheckUtils]: 45: Hoare triple {1435#false} assume !(~i~0 < #t~mem6); {1435#false} is VALID [2020-07-08 22:23:19,662 INFO L280 TraceCheckUtils]: 46: Hoare triple {1435#false} havoc #t~mem6; {1435#false} is VALID [2020-07-08 22:23:19,663 INFO L263 TraceCheckUtils]: 47: Hoare triple {1435#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {1434#true} is VALID [2020-07-08 22:23:19,663 INFO L280 TraceCheckUtils]: 48: Hoare triple {1434#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {1434#true} is VALID [2020-07-08 22:23:19,663 INFO L280 TraceCheckUtils]: 49: Hoare triple {1434#true} ~b := #in~b; {1434#true} is VALID [2020-07-08 22:23:19,663 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 [2020-07-08 22:23:19,664 INFO L280 TraceCheckUtils]: 51: Hoare triple {1434#true} #res := (if #t~mem0 == ~b then 1 else 0); {1434#true} is VALID [2020-07-08 22:23:19,664 INFO L280 TraceCheckUtils]: 52: Hoare triple {1434#true} havoc #t~mem0; {1434#true} is VALID [2020-07-08 22:23:19,664 INFO L280 TraceCheckUtils]: 53: Hoare triple {1434#true} assume true; {1434#true} is VALID [2020-07-08 22:23:19,664 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {1434#true} {1435#false} #96#return; {1435#false} is VALID [2020-07-08 22:23:19,665 INFO L280 TraceCheckUtils]: 55: Hoare triple {1435#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {1435#false} is VALID [2020-07-08 22:23:19,665 INFO L280 TraceCheckUtils]: 56: Hoare triple {1435#false} assume 0 == #t~ret8; {1435#false} is VALID [2020-07-08 22:23:19,665 INFO L280 TraceCheckUtils]: 57: Hoare triple {1435#false} havoc #t~ret8; {1435#false} is VALID [2020-07-08 22:23:19,665 INFO L280 TraceCheckUtils]: 58: Hoare triple {1435#false} assume !false; {1435#false} is VALID [2020-07-08 22:23:19,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:19,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [477998553] [2020-07-08 22:23:19,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:19,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-07-08 22:23:19,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796023303] [2020-07-08 22:23:19,671 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-07-08 22:23:19,672 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:19,672 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 22:23:19,731 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:19,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 22:23:19,732 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:19,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 22:23:19,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-08 22:23:19,732 INFO L87 Difference]: Start difference. First operand 64 states and 65 transitions. Second operand 8 states. [2020-07-08 22:23:20,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:20,245 INFO L93 Difference]: Finished difference Result 112 states and 114 transitions. [2020-07-08 22:23:20,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 22:23:20,245 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-07-08 22:23:20,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:20,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 22:23:20,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 114 transitions. [2020-07-08 22:23:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 22:23:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 114 transitions. [2020-07-08 22:23:20,259 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 114 transitions. [2020-07-08 22:23:20,369 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:20,372 INFO L225 Difference]: With dead ends: 112 [2020-07-08 22:23:20,372 INFO L226 Difference]: Without dead ends: 82 [2020-07-08 22:23:20,373 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 [2020-07-08 22:23:20,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-08 22:23:20,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 74. [2020-07-08 22:23:20,443 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:20,443 INFO L82 GeneralOperation]: Start isEquivalent. First operand 82 states. Second operand 74 states. [2020-07-08 22:23:20,443 INFO L74 IsIncluded]: Start isIncluded. First operand 82 states. Second operand 74 states. [2020-07-08 22:23:20,443 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 74 states. [2020-07-08 22:23:20,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:20,447 INFO L93 Difference]: Finished difference Result 82 states and 83 transitions. [2020-07-08 22:23:20,447 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2020-07-08 22:23:20,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:20,448 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:20,448 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand 82 states. [2020-07-08 22:23:20,448 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 82 states. [2020-07-08 22:23:20,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:20,451 INFO L93 Difference]: Finished difference Result 82 states and 83 transitions. [2020-07-08 22:23:20,452 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2020-07-08 22:23:20,452 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:20,452 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:20,452 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:20,453 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-07-08 22:23:20,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 75 transitions. [2020-07-08 22:23:20,456 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 75 transitions. Word has length 59 [2020-07-08 22:23:20,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:20,456 INFO L479 AbstractCegarLoop]: Abstraction has 74 states and 75 transitions. [2020-07-08 22:23:20,456 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 22:23:20,457 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 74 states and 75 transitions. [2020-07-08 22:23:20,524 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2020-07-08 22:23:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-08 22:23:20,526 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:20,526 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] [2020-07-08 22:23:20,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 22:23:20,527 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:20,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:20,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1103681623, now seen corresponding path program 3 times [2020-07-08 22:23:20,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:20,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1639858974] [2020-07-08 22:23:20,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:20,682 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 [2020-07-08 22:23:20,683 INFO L280 TraceCheckUtils]: 1: Hoare triple {2000#true} #valid := #valid[0 := 0]; {2000#true} is VALID [2020-07-08 22:23:20,683 INFO L280 TraceCheckUtils]: 2: Hoare triple {2000#true} assume 0 < #StackHeapBarrier; {2000#true} is VALID [2020-07-08 22:23:20,683 INFO L280 TraceCheckUtils]: 3: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-08 22:23:20,684 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2000#true} {2000#true} #92#return; {2000#true} is VALID [2020-07-08 22:23:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:20,689 INFO L280 TraceCheckUtils]: 0: Hoare triple {2000#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2000#true} is VALID [2020-07-08 22:23:20,690 INFO L280 TraceCheckUtils]: 1: Hoare triple {2000#true} ~b := #in~b; {2000#true} is VALID [2020-07-08 22:23:20,690 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 [2020-07-08 22:23:20,690 INFO L280 TraceCheckUtils]: 3: Hoare triple {2000#true} #res := (if #t~mem0 == ~b then 1 else 0); {2000#true} is VALID [2020-07-08 22:23:20,691 INFO L280 TraceCheckUtils]: 4: Hoare triple {2000#true} havoc #t~mem0; {2000#true} is VALID [2020-07-08 22:23:20,691 INFO L280 TraceCheckUtils]: 5: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-08 22:23:20,691 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2000#true} {2001#false} #96#return; {2001#false} is VALID [2020-07-08 22:23:20,692 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 [2020-07-08 22:23:20,692 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 [2020-07-08 22:23:20,692 INFO L280 TraceCheckUtils]: 2: Hoare triple {2000#true} #valid := #valid[0 := 0]; {2000#true} is VALID [2020-07-08 22:23:20,693 INFO L280 TraceCheckUtils]: 3: Hoare triple {2000#true} assume 0 < #StackHeapBarrier; {2000#true} is VALID [2020-07-08 22:23:20,693 INFO L280 TraceCheckUtils]: 4: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-08 22:23:20,693 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2000#true} {2000#true} #92#return; {2000#true} is VALID [2020-07-08 22:23:20,693 INFO L263 TraceCheckUtils]: 6: Hoare triple {2000#true} call #t~ret9 := main(); {2000#true} is VALID [2020-07-08 22:23:20,694 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 [2020-07-08 22:23:20,694 INFO L280 TraceCheckUtils]: 8: Hoare triple {2000#true} havoc ~ad2~0.base, ~ad2~0.offset; {2000#true} is VALID [2020-07-08 22:23:20,694 INFO L280 TraceCheckUtils]: 9: Hoare triple {2000#true} havoc ~i~0; {2000#true} is VALID [2020-07-08 22:23:20,694 INFO L280 TraceCheckUtils]: 10: Hoare triple {2000#true} havoc ~j~0; {2000#true} is VALID [2020-07-08 22:23:20,695 INFO L280 TraceCheckUtils]: 11: Hoare triple {2000#true} havoc ~pa~0.base, ~pa~0.offset; {2000#true} is VALID [2020-07-08 22:23:20,695 INFO L280 TraceCheckUtils]: 12: Hoare triple {2000#true} ~j~0 := 0; {2007#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:20,696 INFO L280 TraceCheckUtils]: 13: Hoare triple {2007#(= 0 main_~j~0)} assume !!(~j~0 < 20); {2007#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:20,696 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 [2020-07-08 22:23:20,697 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 [2020-07-08 22:23:20,697 INFO L280 TraceCheckUtils]: 16: Hoare triple {2007#(= 0 main_~j~0)} havoc #t~nondet2; {2007#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:20,698 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 [2020-07-08 22:23:20,699 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 [2020-07-08 22:23:20,699 INFO L280 TraceCheckUtils]: 19: Hoare triple {2007#(= 0 main_~j~0)} havoc #t~nondet3; {2007#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:20,700 INFO L280 TraceCheckUtils]: 20: Hoare triple {2007#(= 0 main_~j~0)} #t~post1 := ~j~0; {2008#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:20,701 INFO L280 TraceCheckUtils]: 21: Hoare triple {2008#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {2009#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:20,702 INFO L280 TraceCheckUtils]: 22: Hoare triple {2009#(<= main_~j~0 1)} havoc #t~post1; {2009#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:20,702 INFO L280 TraceCheckUtils]: 23: Hoare triple {2009#(<= main_~j~0 1)} assume !!(~j~0 < 20); {2009#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:20,703 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 [2020-07-08 22:23:20,704 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 [2020-07-08 22:23:20,704 INFO L280 TraceCheckUtils]: 26: Hoare triple {2009#(<= main_~j~0 1)} havoc #t~nondet2; {2009#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:20,705 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 [2020-07-08 22:23:20,705 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 [2020-07-08 22:23:20,706 INFO L280 TraceCheckUtils]: 29: Hoare triple {2009#(<= main_~j~0 1)} havoc #t~nondet3; {2009#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:20,706 INFO L280 TraceCheckUtils]: 30: Hoare triple {2009#(<= main_~j~0 1)} #t~post1 := ~j~0; {2010#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:20,707 INFO L280 TraceCheckUtils]: 31: Hoare triple {2010#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {2011#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:20,708 INFO L280 TraceCheckUtils]: 32: Hoare triple {2011#(<= main_~j~0 2)} havoc #t~post1; {2011#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:20,708 INFO L280 TraceCheckUtils]: 33: Hoare triple {2011#(<= main_~j~0 2)} assume !!(~j~0 < 20); {2011#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:20,709 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 [2020-07-08 22:23:20,710 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 [2020-07-08 22:23:20,710 INFO L280 TraceCheckUtils]: 36: Hoare triple {2011#(<= main_~j~0 2)} havoc #t~nondet2; {2011#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:20,711 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 [2020-07-08 22:23:20,711 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 [2020-07-08 22:23:20,712 INFO L280 TraceCheckUtils]: 39: Hoare triple {2011#(<= main_~j~0 2)} havoc #t~nondet3; {2011#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:20,712 INFO L280 TraceCheckUtils]: 40: Hoare triple {2011#(<= main_~j~0 2)} #t~post1 := ~j~0; {2012#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:20,713 INFO L280 TraceCheckUtils]: 41: Hoare triple {2012#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {2013#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:20,714 INFO L280 TraceCheckUtils]: 42: Hoare triple {2013#(<= main_~j~0 3)} havoc #t~post1; {2013#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:20,714 INFO L280 TraceCheckUtils]: 43: Hoare triple {2013#(<= main_~j~0 3)} assume !(~j~0 < 20); {2001#false} is VALID [2020-07-08 22:23:20,715 INFO L280 TraceCheckUtils]: 44: Hoare triple {2001#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {2001#false} is VALID [2020-07-08 22:23:20,715 INFO L280 TraceCheckUtils]: 45: Hoare triple {2001#false} ~i~0 := #t~nondet4; {2001#false} is VALID [2020-07-08 22:23:20,715 INFO L280 TraceCheckUtils]: 46: Hoare triple {2001#false} havoc #t~nondet4; {2001#false} is VALID [2020-07-08 22:23:20,715 INFO L280 TraceCheckUtils]: 47: Hoare triple {2001#false} assume ~i~0 >= 0 && ~i~0 < 10; {2001#false} is VALID [2020-07-08 22:23:20,716 INFO L280 TraceCheckUtils]: 48: Hoare triple {2001#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {2001#false} is VALID [2020-07-08 22:23:20,716 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 [2020-07-08 22:23:20,716 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 [2020-07-08 22:23:20,716 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 [2020-07-08 22:23:20,717 INFO L280 TraceCheckUtils]: 52: Hoare triple {2001#false} ~i~0 := 10 + #t~mem5; {2001#false} is VALID [2020-07-08 22:23:20,717 INFO L280 TraceCheckUtils]: 53: Hoare triple {2001#false} havoc #t~mem5; {2001#false} is VALID [2020-07-08 22:23:20,717 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 [2020-07-08 22:23:20,717 INFO L280 TraceCheckUtils]: 55: Hoare triple {2001#false} assume !(~i~0 < #t~mem6); {2001#false} is VALID [2020-07-08 22:23:20,717 INFO L280 TraceCheckUtils]: 56: Hoare triple {2001#false} havoc #t~mem6; {2001#false} is VALID [2020-07-08 22:23:20,718 INFO L263 TraceCheckUtils]: 57: Hoare triple {2001#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {2000#true} is VALID [2020-07-08 22:23:20,718 INFO L280 TraceCheckUtils]: 58: Hoare triple {2000#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2000#true} is VALID [2020-07-08 22:23:20,718 INFO L280 TraceCheckUtils]: 59: Hoare triple {2000#true} ~b := #in~b; {2000#true} is VALID [2020-07-08 22:23:20,718 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 [2020-07-08 22:23:20,718 INFO L280 TraceCheckUtils]: 61: Hoare triple {2000#true} #res := (if #t~mem0 == ~b then 1 else 0); {2000#true} is VALID [2020-07-08 22:23:20,719 INFO L280 TraceCheckUtils]: 62: Hoare triple {2000#true} havoc #t~mem0; {2000#true} is VALID [2020-07-08 22:23:20,719 INFO L280 TraceCheckUtils]: 63: Hoare triple {2000#true} assume true; {2000#true} is VALID [2020-07-08 22:23:20,719 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {2000#true} {2001#false} #96#return; {2001#false} is VALID [2020-07-08 22:23:20,719 INFO L280 TraceCheckUtils]: 65: Hoare triple {2001#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {2001#false} is VALID [2020-07-08 22:23:20,720 INFO L280 TraceCheckUtils]: 66: Hoare triple {2001#false} assume 0 == #t~ret8; {2001#false} is VALID [2020-07-08 22:23:20,720 INFO L280 TraceCheckUtils]: 67: Hoare triple {2001#false} havoc #t~ret8; {2001#false} is VALID [2020-07-08 22:23:20,720 INFO L280 TraceCheckUtils]: 68: Hoare triple {2001#false} assume !false; {2001#false} is VALID [2020-07-08 22:23:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:20,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1639858974] [2020-07-08 22:23:20,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:20,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-07-08 22:23:20,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459903550] [2020-07-08 22:23:20,725 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-08 22:23:20,726 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:20,726 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-08 22:23:20,795 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:20,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-08 22:23:20,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:20,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-08 22:23:20,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-08 22:23:20,796 INFO L87 Difference]: Start difference. First operand 74 states and 75 transitions. Second operand 10 states. [2020-07-08 22:23:21,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:21,391 INFO L93 Difference]: Finished difference Result 122 states and 124 transitions. [2020-07-08 22:23:21,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-08 22:23:21,392 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-08 22:23:21,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:21,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 22:23:21,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 124 transitions. [2020-07-08 22:23:21,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 22:23:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 124 transitions. [2020-07-08 22:23:21,407 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 124 transitions. [2020-07-08 22:23:21,529 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 124 edges. 124 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:21,533 INFO L225 Difference]: With dead ends: 122 [2020-07-08 22:23:21,533 INFO L226 Difference]: Without dead ends: 92 [2020-07-08 22:23:21,534 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 [2020-07-08 22:23:21,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-07-08 22:23:21,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 84. [2020-07-08 22:23:21,607 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:21,607 INFO L82 GeneralOperation]: Start isEquivalent. First operand 92 states. Second operand 84 states. [2020-07-08 22:23:21,607 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 84 states. [2020-07-08 22:23:21,607 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 84 states. [2020-07-08 22:23:21,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:21,614 INFO L93 Difference]: Finished difference Result 92 states and 93 transitions. [2020-07-08 22:23:21,614 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2020-07-08 22:23:21,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:21,614 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:21,615 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 92 states. [2020-07-08 22:23:21,615 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 92 states. [2020-07-08 22:23:21,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:21,624 INFO L93 Difference]: Finished difference Result 92 states and 93 transitions. [2020-07-08 22:23:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2020-07-08 22:23:21,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:21,625 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:21,625 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:21,625 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:21,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-08 22:23:21,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 85 transitions. [2020-07-08 22:23:21,631 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 85 transitions. Word has length 69 [2020-07-08 22:23:21,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:21,631 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 85 transitions. [2020-07-08 22:23:21,631 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-08 22:23:21,631 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 85 transitions. [2020-07-08 22:23:21,709 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2020-07-08 22:23:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-08 22:23:21,710 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:21,710 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] [2020-07-08 22:23:21,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 22:23:21,711 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:21,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:21,712 INFO L82 PathProgramCache]: Analyzing trace with hash -67449155, now seen corresponding path program 4 times [2020-07-08 22:23:21,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:21,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1504171503] [2020-07-08 22:23:21,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:21,908 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 [2020-07-08 22:23:21,908 INFO L280 TraceCheckUtils]: 1: Hoare triple {2632#true} #valid := #valid[0 := 0]; {2632#true} is VALID [2020-07-08 22:23:21,909 INFO L280 TraceCheckUtils]: 2: Hoare triple {2632#true} assume 0 < #StackHeapBarrier; {2632#true} is VALID [2020-07-08 22:23:21,909 INFO L280 TraceCheckUtils]: 3: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-08 22:23:21,909 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2632#true} {2632#true} #92#return; {2632#true} is VALID [2020-07-08 22:23:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:21,914 INFO L280 TraceCheckUtils]: 0: Hoare triple {2632#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2632#true} is VALID [2020-07-08 22:23:21,915 INFO L280 TraceCheckUtils]: 1: Hoare triple {2632#true} ~b := #in~b; {2632#true} is VALID [2020-07-08 22:23:21,915 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 [2020-07-08 22:23:21,915 INFO L280 TraceCheckUtils]: 3: Hoare triple {2632#true} #res := (if #t~mem0 == ~b then 1 else 0); {2632#true} is VALID [2020-07-08 22:23:21,915 INFO L280 TraceCheckUtils]: 4: Hoare triple {2632#true} havoc #t~mem0; {2632#true} is VALID [2020-07-08 22:23:21,916 INFO L280 TraceCheckUtils]: 5: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-08 22:23:21,916 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2632#true} {2633#false} #96#return; {2633#false} is VALID [2020-07-08 22:23:21,917 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 [2020-07-08 22:23:21,917 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 [2020-07-08 22:23:21,917 INFO L280 TraceCheckUtils]: 2: Hoare triple {2632#true} #valid := #valid[0 := 0]; {2632#true} is VALID [2020-07-08 22:23:21,917 INFO L280 TraceCheckUtils]: 3: Hoare triple {2632#true} assume 0 < #StackHeapBarrier; {2632#true} is VALID [2020-07-08 22:23:21,918 INFO L280 TraceCheckUtils]: 4: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-08 22:23:21,918 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2632#true} {2632#true} #92#return; {2632#true} is VALID [2020-07-08 22:23:21,918 INFO L263 TraceCheckUtils]: 6: Hoare triple {2632#true} call #t~ret9 := main(); {2632#true} is VALID [2020-07-08 22:23:21,918 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 [2020-07-08 22:23:21,919 INFO L280 TraceCheckUtils]: 8: Hoare triple {2632#true} havoc ~ad2~0.base, ~ad2~0.offset; {2632#true} is VALID [2020-07-08 22:23:21,919 INFO L280 TraceCheckUtils]: 9: Hoare triple {2632#true} havoc ~i~0; {2632#true} is VALID [2020-07-08 22:23:21,919 INFO L280 TraceCheckUtils]: 10: Hoare triple {2632#true} havoc ~j~0; {2632#true} is VALID [2020-07-08 22:23:21,919 INFO L280 TraceCheckUtils]: 11: Hoare triple {2632#true} havoc ~pa~0.base, ~pa~0.offset; {2632#true} is VALID [2020-07-08 22:23:21,920 INFO L280 TraceCheckUtils]: 12: Hoare triple {2632#true} ~j~0 := 0; {2639#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:21,920 INFO L280 TraceCheckUtils]: 13: Hoare triple {2639#(= 0 main_~j~0)} assume !!(~j~0 < 20); {2639#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:21,921 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 [2020-07-08 22:23:21,922 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 [2020-07-08 22:23:21,922 INFO L280 TraceCheckUtils]: 16: Hoare triple {2639#(= 0 main_~j~0)} havoc #t~nondet2; {2639#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:21,923 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 [2020-07-08 22:23:21,923 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 [2020-07-08 22:23:21,924 INFO L280 TraceCheckUtils]: 19: Hoare triple {2639#(= 0 main_~j~0)} havoc #t~nondet3; {2639#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:21,924 INFO L280 TraceCheckUtils]: 20: Hoare triple {2639#(= 0 main_~j~0)} #t~post1 := ~j~0; {2640#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:21,925 INFO L280 TraceCheckUtils]: 21: Hoare triple {2640#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {2641#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:21,925 INFO L280 TraceCheckUtils]: 22: Hoare triple {2641#(<= main_~j~0 1)} havoc #t~post1; {2641#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:21,926 INFO L280 TraceCheckUtils]: 23: Hoare triple {2641#(<= main_~j~0 1)} assume !!(~j~0 < 20); {2641#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:21,926 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 [2020-07-08 22:23:21,927 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 [2020-07-08 22:23:21,927 INFO L280 TraceCheckUtils]: 26: Hoare triple {2641#(<= main_~j~0 1)} havoc #t~nondet2; {2641#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:21,928 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 [2020-07-08 22:23:21,928 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 [2020-07-08 22:23:21,929 INFO L280 TraceCheckUtils]: 29: Hoare triple {2641#(<= main_~j~0 1)} havoc #t~nondet3; {2641#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:21,929 INFO L280 TraceCheckUtils]: 30: Hoare triple {2641#(<= main_~j~0 1)} #t~post1 := ~j~0; {2642#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:21,930 INFO L280 TraceCheckUtils]: 31: Hoare triple {2642#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {2643#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:21,931 INFO L280 TraceCheckUtils]: 32: Hoare triple {2643#(<= main_~j~0 2)} havoc #t~post1; {2643#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:21,931 INFO L280 TraceCheckUtils]: 33: Hoare triple {2643#(<= main_~j~0 2)} assume !!(~j~0 < 20); {2643#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:21,932 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 [2020-07-08 22:23:21,932 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 [2020-07-08 22:23:21,933 INFO L280 TraceCheckUtils]: 36: Hoare triple {2643#(<= main_~j~0 2)} havoc #t~nondet2; {2643#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:21,933 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 [2020-07-08 22:23:21,934 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 [2020-07-08 22:23:21,934 INFO L280 TraceCheckUtils]: 39: Hoare triple {2643#(<= main_~j~0 2)} havoc #t~nondet3; {2643#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:21,935 INFO L280 TraceCheckUtils]: 40: Hoare triple {2643#(<= main_~j~0 2)} #t~post1 := ~j~0; {2644#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:21,936 INFO L280 TraceCheckUtils]: 41: Hoare triple {2644#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {2645#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:21,936 INFO L280 TraceCheckUtils]: 42: Hoare triple {2645#(<= main_~j~0 3)} havoc #t~post1; {2645#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:21,937 INFO L280 TraceCheckUtils]: 43: Hoare triple {2645#(<= main_~j~0 3)} assume !!(~j~0 < 20); {2645#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:21,937 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 [2020-07-08 22:23:21,938 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 [2020-07-08 22:23:21,938 INFO L280 TraceCheckUtils]: 46: Hoare triple {2645#(<= main_~j~0 3)} havoc #t~nondet2; {2645#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:21,939 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 [2020-07-08 22:23:21,939 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 [2020-07-08 22:23:21,940 INFO L280 TraceCheckUtils]: 49: Hoare triple {2645#(<= main_~j~0 3)} havoc #t~nondet3; {2645#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:21,940 INFO L280 TraceCheckUtils]: 50: Hoare triple {2645#(<= main_~j~0 3)} #t~post1 := ~j~0; {2646#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:21,941 INFO L280 TraceCheckUtils]: 51: Hoare triple {2646#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {2647#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:21,942 INFO L280 TraceCheckUtils]: 52: Hoare triple {2647#(<= main_~j~0 4)} havoc #t~post1; {2647#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:21,942 INFO L280 TraceCheckUtils]: 53: Hoare triple {2647#(<= main_~j~0 4)} assume !(~j~0 < 20); {2633#false} is VALID [2020-07-08 22:23:21,943 INFO L280 TraceCheckUtils]: 54: Hoare triple {2633#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {2633#false} is VALID [2020-07-08 22:23:21,943 INFO L280 TraceCheckUtils]: 55: Hoare triple {2633#false} ~i~0 := #t~nondet4; {2633#false} is VALID [2020-07-08 22:23:21,943 INFO L280 TraceCheckUtils]: 56: Hoare triple {2633#false} havoc #t~nondet4; {2633#false} is VALID [2020-07-08 22:23:21,943 INFO L280 TraceCheckUtils]: 57: Hoare triple {2633#false} assume ~i~0 >= 0 && ~i~0 < 10; {2633#false} is VALID [2020-07-08 22:23:21,944 INFO L280 TraceCheckUtils]: 58: Hoare triple {2633#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {2633#false} is VALID [2020-07-08 22:23:21,944 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 [2020-07-08 22:23:21,944 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 [2020-07-08 22:23:21,944 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 [2020-07-08 22:23:21,944 INFO L280 TraceCheckUtils]: 62: Hoare triple {2633#false} ~i~0 := 10 + #t~mem5; {2633#false} is VALID [2020-07-08 22:23:21,945 INFO L280 TraceCheckUtils]: 63: Hoare triple {2633#false} havoc #t~mem5; {2633#false} is VALID [2020-07-08 22:23:21,945 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 [2020-07-08 22:23:21,945 INFO L280 TraceCheckUtils]: 65: Hoare triple {2633#false} assume !(~i~0 < #t~mem6); {2633#false} is VALID [2020-07-08 22:23:21,945 INFO L280 TraceCheckUtils]: 66: Hoare triple {2633#false} havoc #t~mem6; {2633#false} is VALID [2020-07-08 22:23:21,946 INFO L263 TraceCheckUtils]: 67: Hoare triple {2633#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {2632#true} is VALID [2020-07-08 22:23:21,946 INFO L280 TraceCheckUtils]: 68: Hoare triple {2632#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {2632#true} is VALID [2020-07-08 22:23:21,946 INFO L280 TraceCheckUtils]: 69: Hoare triple {2632#true} ~b := #in~b; {2632#true} is VALID [2020-07-08 22:23:21,946 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 [2020-07-08 22:23:21,946 INFO L280 TraceCheckUtils]: 71: Hoare triple {2632#true} #res := (if #t~mem0 == ~b then 1 else 0); {2632#true} is VALID [2020-07-08 22:23:21,947 INFO L280 TraceCheckUtils]: 72: Hoare triple {2632#true} havoc #t~mem0; {2632#true} is VALID [2020-07-08 22:23:21,947 INFO L280 TraceCheckUtils]: 73: Hoare triple {2632#true} assume true; {2632#true} is VALID [2020-07-08 22:23:21,947 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {2632#true} {2633#false} #96#return; {2633#false} is VALID [2020-07-08 22:23:21,947 INFO L280 TraceCheckUtils]: 75: Hoare triple {2633#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {2633#false} is VALID [2020-07-08 22:23:21,948 INFO L280 TraceCheckUtils]: 76: Hoare triple {2633#false} assume 0 == #t~ret8; {2633#false} is VALID [2020-07-08 22:23:21,948 INFO L280 TraceCheckUtils]: 77: Hoare triple {2633#false} havoc #t~ret8; {2633#false} is VALID [2020-07-08 22:23:21,948 INFO L280 TraceCheckUtils]: 78: Hoare triple {2633#false} assume !false; {2633#false} is VALID [2020-07-08 22:23:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:21,953 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1504171503] [2020-07-08 22:23:21,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:21,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-07-08 22:23:21,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273438424] [2020-07-08 22:23:21,954 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 79 [2020-07-08 22:23:21,954 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:21,954 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-08 22:23:22,044 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:22,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-08 22:23:22,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:22,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-08 22:23:22,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-07-08 22:23:22,045 INFO L87 Difference]: Start difference. First operand 84 states and 85 transitions. Second operand 12 states. [2020-07-08 22:23:22,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:22,804 INFO L93 Difference]: Finished difference Result 132 states and 134 transitions. [2020-07-08 22:23:22,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-08 22:23:22,804 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 79 [2020-07-08 22:23:22,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 22:23:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 134 transitions. [2020-07-08 22:23:22,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 22:23:22,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 134 transitions. [2020-07-08 22:23:22,811 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 134 transitions. [2020-07-08 22:23:22,944 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 134 edges. 134 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:22,946 INFO L225 Difference]: With dead ends: 132 [2020-07-08 22:23:22,947 INFO L226 Difference]: Without dead ends: 102 [2020-07-08 22:23:22,948 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 [2020-07-08 22:23:22,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-08 22:23:23,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 94. [2020-07-08 22:23:23,023 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:23,023 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 94 states. [2020-07-08 22:23:23,023 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 94 states. [2020-07-08 22:23:23,023 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 94 states. [2020-07-08 22:23:23,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:23,027 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2020-07-08 22:23:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2020-07-08 22:23:23,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:23,028 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:23,028 INFO L74 IsIncluded]: Start isIncluded. First operand 94 states. Second operand 102 states. [2020-07-08 22:23:23,028 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 102 states. [2020-07-08 22:23:23,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:23,031 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2020-07-08 22:23:23,031 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2020-07-08 22:23:23,032 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:23,032 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:23,032 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:23,032 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:23,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-08 22:23:23,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 95 transitions. [2020-07-08 22:23:23,035 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 95 transitions. Word has length 79 [2020-07-08 22:23:23,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:23,036 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 95 transitions. [2020-07-08 22:23:23,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-08 22:23:23,036 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 94 states and 95 transitions. [2020-07-08 22:23:23,138 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:23,139 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2020-07-08 22:23:23,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-08 22:23:23,140 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:23,140 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] [2020-07-08 22:23:23,141 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 22:23:23,141 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:23,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:23,142 INFO L82 PathProgramCache]: Analyzing trace with hash -2083488349, now seen corresponding path program 5 times [2020-07-08 22:23:23,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:23,143 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2086987828] [2020-07-08 22:23:23,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:23,411 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 [2020-07-08 22:23:23,411 INFO L280 TraceCheckUtils]: 1: Hoare triple {3330#true} #valid := #valid[0 := 0]; {3330#true} is VALID [2020-07-08 22:23:23,412 INFO L280 TraceCheckUtils]: 2: Hoare triple {3330#true} assume 0 < #StackHeapBarrier; {3330#true} is VALID [2020-07-08 22:23:23,412 INFO L280 TraceCheckUtils]: 3: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-08 22:23:23,412 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3330#true} {3330#true} #92#return; {3330#true} is VALID [2020-07-08 22:23:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:23,422 INFO L280 TraceCheckUtils]: 0: Hoare triple {3330#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {3330#true} is VALID [2020-07-08 22:23:23,422 INFO L280 TraceCheckUtils]: 1: Hoare triple {3330#true} ~b := #in~b; {3330#true} is VALID [2020-07-08 22:23:23,422 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 [2020-07-08 22:23:23,423 INFO L280 TraceCheckUtils]: 3: Hoare triple {3330#true} #res := (if #t~mem0 == ~b then 1 else 0); {3330#true} is VALID [2020-07-08 22:23:23,423 INFO L280 TraceCheckUtils]: 4: Hoare triple {3330#true} havoc #t~mem0; {3330#true} is VALID [2020-07-08 22:23:23,423 INFO L280 TraceCheckUtils]: 5: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-08 22:23:23,423 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3330#true} {3331#false} #96#return; {3331#false} is VALID [2020-07-08 22:23:23,430 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 [2020-07-08 22:23:23,430 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 [2020-07-08 22:23:23,430 INFO L280 TraceCheckUtils]: 2: Hoare triple {3330#true} #valid := #valid[0 := 0]; {3330#true} is VALID [2020-07-08 22:23:23,431 INFO L280 TraceCheckUtils]: 3: Hoare triple {3330#true} assume 0 < #StackHeapBarrier; {3330#true} is VALID [2020-07-08 22:23:23,431 INFO L280 TraceCheckUtils]: 4: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-08 22:23:23,431 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3330#true} {3330#true} #92#return; {3330#true} is VALID [2020-07-08 22:23:23,431 INFO L263 TraceCheckUtils]: 6: Hoare triple {3330#true} call #t~ret9 := main(); {3330#true} is VALID [2020-07-08 22:23:23,432 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 [2020-07-08 22:23:23,432 INFO L280 TraceCheckUtils]: 8: Hoare triple {3330#true} havoc ~ad2~0.base, ~ad2~0.offset; {3330#true} is VALID [2020-07-08 22:23:23,432 INFO L280 TraceCheckUtils]: 9: Hoare triple {3330#true} havoc ~i~0; {3330#true} is VALID [2020-07-08 22:23:23,433 INFO L280 TraceCheckUtils]: 10: Hoare triple {3330#true} havoc ~j~0; {3330#true} is VALID [2020-07-08 22:23:23,433 INFO L280 TraceCheckUtils]: 11: Hoare triple {3330#true} havoc ~pa~0.base, ~pa~0.offset; {3330#true} is VALID [2020-07-08 22:23:23,433 INFO L280 TraceCheckUtils]: 12: Hoare triple {3330#true} ~j~0 := 0; {3337#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:23,434 INFO L280 TraceCheckUtils]: 13: Hoare triple {3337#(= 0 main_~j~0)} assume !!(~j~0 < 20); {3337#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:23,435 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 [2020-07-08 22:23:23,436 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 [2020-07-08 22:23:23,436 INFO L280 TraceCheckUtils]: 16: Hoare triple {3337#(= 0 main_~j~0)} havoc #t~nondet2; {3337#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:23,437 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 [2020-07-08 22:23:23,437 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 [2020-07-08 22:23:23,440 INFO L280 TraceCheckUtils]: 19: Hoare triple {3337#(= 0 main_~j~0)} havoc #t~nondet3; {3337#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:23,440 INFO L280 TraceCheckUtils]: 20: Hoare triple {3337#(= 0 main_~j~0)} #t~post1 := ~j~0; {3338#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:23,441 INFO L280 TraceCheckUtils]: 21: Hoare triple {3338#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {3339#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:23,442 INFO L280 TraceCheckUtils]: 22: Hoare triple {3339#(<= main_~j~0 1)} havoc #t~post1; {3339#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:23,442 INFO L280 TraceCheckUtils]: 23: Hoare triple {3339#(<= main_~j~0 1)} assume !!(~j~0 < 20); {3339#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:23,443 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 [2020-07-08 22:23:23,443 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 [2020-07-08 22:23:23,444 INFO L280 TraceCheckUtils]: 26: Hoare triple {3339#(<= main_~j~0 1)} havoc #t~nondet2; {3339#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:23,445 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 [2020-07-08 22:23:23,446 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 [2020-07-08 22:23:23,446 INFO L280 TraceCheckUtils]: 29: Hoare triple {3339#(<= main_~j~0 1)} havoc #t~nondet3; {3339#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:23,447 INFO L280 TraceCheckUtils]: 30: Hoare triple {3339#(<= main_~j~0 1)} #t~post1 := ~j~0; {3340#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:23,448 INFO L280 TraceCheckUtils]: 31: Hoare triple {3340#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {3341#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:23,448 INFO L280 TraceCheckUtils]: 32: Hoare triple {3341#(<= main_~j~0 2)} havoc #t~post1; {3341#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:23,449 INFO L280 TraceCheckUtils]: 33: Hoare triple {3341#(<= main_~j~0 2)} assume !!(~j~0 < 20); {3341#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:23,449 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 [2020-07-08 22:23:23,450 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 [2020-07-08 22:23:23,450 INFO L280 TraceCheckUtils]: 36: Hoare triple {3341#(<= main_~j~0 2)} havoc #t~nondet2; {3341#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:23,454 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 [2020-07-08 22:23:23,455 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 [2020-07-08 22:23:23,455 INFO L280 TraceCheckUtils]: 39: Hoare triple {3341#(<= main_~j~0 2)} havoc #t~nondet3; {3341#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:23,456 INFO L280 TraceCheckUtils]: 40: Hoare triple {3341#(<= main_~j~0 2)} #t~post1 := ~j~0; {3342#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:23,457 INFO L280 TraceCheckUtils]: 41: Hoare triple {3342#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {3343#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:23,457 INFO L280 TraceCheckUtils]: 42: Hoare triple {3343#(<= main_~j~0 3)} havoc #t~post1; {3343#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:23,458 INFO L280 TraceCheckUtils]: 43: Hoare triple {3343#(<= main_~j~0 3)} assume !!(~j~0 < 20); {3343#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:23,458 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 [2020-07-08 22:23:23,459 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 [2020-07-08 22:23:23,460 INFO L280 TraceCheckUtils]: 46: Hoare triple {3343#(<= main_~j~0 3)} havoc #t~nondet2; {3343#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:23,460 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 [2020-07-08 22:23:23,461 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 [2020-07-08 22:23:23,461 INFO L280 TraceCheckUtils]: 49: Hoare triple {3343#(<= main_~j~0 3)} havoc #t~nondet3; {3343#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:23,462 INFO L280 TraceCheckUtils]: 50: Hoare triple {3343#(<= main_~j~0 3)} #t~post1 := ~j~0; {3344#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:23,462 INFO L280 TraceCheckUtils]: 51: Hoare triple {3344#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {3345#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:23,463 INFO L280 TraceCheckUtils]: 52: Hoare triple {3345#(<= main_~j~0 4)} havoc #t~post1; {3345#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:23,464 INFO L280 TraceCheckUtils]: 53: Hoare triple {3345#(<= main_~j~0 4)} assume !!(~j~0 < 20); {3345#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:23,464 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 [2020-07-08 22:23:23,465 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 [2020-07-08 22:23:23,465 INFO L280 TraceCheckUtils]: 56: Hoare triple {3345#(<= main_~j~0 4)} havoc #t~nondet2; {3345#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:23,466 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 [2020-07-08 22:23:23,466 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 [2020-07-08 22:23:23,467 INFO L280 TraceCheckUtils]: 59: Hoare triple {3345#(<= main_~j~0 4)} havoc #t~nondet3; {3345#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:23,467 INFO L280 TraceCheckUtils]: 60: Hoare triple {3345#(<= main_~j~0 4)} #t~post1 := ~j~0; {3346#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:23,468 INFO L280 TraceCheckUtils]: 61: Hoare triple {3346#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {3347#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:23,469 INFO L280 TraceCheckUtils]: 62: Hoare triple {3347#(<= main_~j~0 5)} havoc #t~post1; {3347#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:23,469 INFO L280 TraceCheckUtils]: 63: Hoare triple {3347#(<= main_~j~0 5)} assume !(~j~0 < 20); {3331#false} is VALID [2020-07-08 22:23:23,469 INFO L280 TraceCheckUtils]: 64: Hoare triple {3331#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {3331#false} is VALID [2020-07-08 22:23:23,470 INFO L280 TraceCheckUtils]: 65: Hoare triple {3331#false} ~i~0 := #t~nondet4; {3331#false} is VALID [2020-07-08 22:23:23,470 INFO L280 TraceCheckUtils]: 66: Hoare triple {3331#false} havoc #t~nondet4; {3331#false} is VALID [2020-07-08 22:23:23,470 INFO L280 TraceCheckUtils]: 67: Hoare triple {3331#false} assume ~i~0 >= 0 && ~i~0 < 10; {3331#false} is VALID [2020-07-08 22:23:23,470 INFO L280 TraceCheckUtils]: 68: Hoare triple {3331#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {3331#false} is VALID [2020-07-08 22:23:23,471 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 [2020-07-08 22:23:23,471 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 [2020-07-08 22:23:23,471 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 [2020-07-08 22:23:23,473 INFO L280 TraceCheckUtils]: 72: Hoare triple {3331#false} ~i~0 := 10 + #t~mem5; {3331#false} is VALID [2020-07-08 22:23:23,473 INFO L280 TraceCheckUtils]: 73: Hoare triple {3331#false} havoc #t~mem5; {3331#false} is VALID [2020-07-08 22:23:23,474 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 [2020-07-08 22:23:23,474 INFO L280 TraceCheckUtils]: 75: Hoare triple {3331#false} assume !(~i~0 < #t~mem6); {3331#false} is VALID [2020-07-08 22:23:23,474 INFO L280 TraceCheckUtils]: 76: Hoare triple {3331#false} havoc #t~mem6; {3331#false} is VALID [2020-07-08 22:23:23,474 INFO L263 TraceCheckUtils]: 77: Hoare triple {3331#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {3330#true} is VALID [2020-07-08 22:23:23,474 INFO L280 TraceCheckUtils]: 78: Hoare triple {3330#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {3330#true} is VALID [2020-07-08 22:23:23,475 INFO L280 TraceCheckUtils]: 79: Hoare triple {3330#true} ~b := #in~b; {3330#true} is VALID [2020-07-08 22:23:23,475 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 [2020-07-08 22:23:23,475 INFO L280 TraceCheckUtils]: 81: Hoare triple {3330#true} #res := (if #t~mem0 == ~b then 1 else 0); {3330#true} is VALID [2020-07-08 22:23:23,475 INFO L280 TraceCheckUtils]: 82: Hoare triple {3330#true} havoc #t~mem0; {3330#true} is VALID [2020-07-08 22:23:23,475 INFO L280 TraceCheckUtils]: 83: Hoare triple {3330#true} assume true; {3330#true} is VALID [2020-07-08 22:23:23,476 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {3330#true} {3331#false} #96#return; {3331#false} is VALID [2020-07-08 22:23:23,476 INFO L280 TraceCheckUtils]: 85: Hoare triple {3331#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {3331#false} is VALID [2020-07-08 22:23:23,480 INFO L280 TraceCheckUtils]: 86: Hoare triple {3331#false} assume 0 == #t~ret8; {3331#false} is VALID [2020-07-08 22:23:23,480 INFO L280 TraceCheckUtils]: 87: Hoare triple {3331#false} havoc #t~ret8; {3331#false} is VALID [2020-07-08 22:23:23,481 INFO L280 TraceCheckUtils]: 88: Hoare triple {3331#false} assume !false; {3331#false} is VALID [2020-07-08 22:23:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:23,488 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2086987828] [2020-07-08 22:23:23,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:23,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-07-08 22:23:23,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517103823] [2020-07-08 22:23:23,489 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 89 [2020-07-08 22:23:23,489 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:23,490 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-08 22:23:23,569 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:23,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-08 22:23:23,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:23,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-08 22:23:23,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2020-07-08 22:23:23,570 INFO L87 Difference]: Start difference. First operand 94 states and 95 transitions. Second operand 14 states. [2020-07-08 22:23:24,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:24,224 INFO L93 Difference]: Finished difference Result 142 states and 144 transitions. [2020-07-08 22:23:24,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-08 22:23:24,225 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 89 [2020-07-08 22:23:24,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:24,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-08 22:23:24,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 144 transitions. [2020-07-08 22:23:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-08 22:23:24,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 144 transitions. [2020-07-08 22:23:24,232 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 144 transitions. [2020-07-08 22:23:24,391 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:24,393 INFO L225 Difference]: With dead ends: 142 [2020-07-08 22:23:24,393 INFO L226 Difference]: Without dead ends: 112 [2020-07-08 22:23:24,394 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 [2020-07-08 22:23:24,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-07-08 22:23:24,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 104. [2020-07-08 22:23:24,472 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:24,472 INFO L82 GeneralOperation]: Start isEquivalent. First operand 112 states. Second operand 104 states. [2020-07-08 22:23:24,472 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 104 states. [2020-07-08 22:23:24,472 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 104 states. [2020-07-08 22:23:24,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:24,476 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2020-07-08 22:23:24,476 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2020-07-08 22:23:24,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:24,476 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:24,476 INFO L74 IsIncluded]: Start isIncluded. First operand 104 states. Second operand 112 states. [2020-07-08 22:23:24,477 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 112 states. [2020-07-08 22:23:24,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:24,480 INFO L93 Difference]: Finished difference Result 112 states and 113 transitions. [2020-07-08 22:23:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2020-07-08 22:23:24,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:24,481 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:24,481 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:24,481 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-08 22:23:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 105 transitions. [2020-07-08 22:23:24,484 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 105 transitions. Word has length 89 [2020-07-08 22:23:24,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:24,484 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 105 transitions. [2020-07-08 22:23:24,484 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-08 22:23:24,484 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 104 states and 105 transitions. [2020-07-08 22:23:24,596 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2020-07-08 22:23:24,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-08 22:23:24,600 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:24,600 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] [2020-07-08 22:23:24,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-08 22:23:24,600 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:24,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:24,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1012745481, now seen corresponding path program 6 times [2020-07-08 22:23:24,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:24,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2086830183] [2020-07-08 22:23:24,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:24,850 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 [2020-07-08 22:23:24,850 INFO L280 TraceCheckUtils]: 1: Hoare triple {4094#true} #valid := #valid[0 := 0]; {4094#true} is VALID [2020-07-08 22:23:24,850 INFO L280 TraceCheckUtils]: 2: Hoare triple {4094#true} assume 0 < #StackHeapBarrier; {4094#true} is VALID [2020-07-08 22:23:24,850 INFO L280 TraceCheckUtils]: 3: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-08 22:23:24,851 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4094#true} {4094#true} #92#return; {4094#true} is VALID [2020-07-08 22:23:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:24,863 INFO L280 TraceCheckUtils]: 0: Hoare triple {4094#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4094#true} is VALID [2020-07-08 22:23:24,864 INFO L280 TraceCheckUtils]: 1: Hoare triple {4094#true} ~b := #in~b; {4094#true} is VALID [2020-07-08 22:23:24,864 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 [2020-07-08 22:23:24,864 INFO L280 TraceCheckUtils]: 3: Hoare triple {4094#true} #res := (if #t~mem0 == ~b then 1 else 0); {4094#true} is VALID [2020-07-08 22:23:24,865 INFO L280 TraceCheckUtils]: 4: Hoare triple {4094#true} havoc #t~mem0; {4094#true} is VALID [2020-07-08 22:23:24,865 INFO L280 TraceCheckUtils]: 5: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-08 22:23:24,865 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {4094#true} {4095#false} #96#return; {4095#false} is VALID [2020-07-08 22:23:24,870 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 [2020-07-08 22:23:24,871 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 [2020-07-08 22:23:24,871 INFO L280 TraceCheckUtils]: 2: Hoare triple {4094#true} #valid := #valid[0 := 0]; {4094#true} is VALID [2020-07-08 22:23:24,871 INFO L280 TraceCheckUtils]: 3: Hoare triple {4094#true} assume 0 < #StackHeapBarrier; {4094#true} is VALID [2020-07-08 22:23:24,871 INFO L280 TraceCheckUtils]: 4: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-08 22:23:24,872 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4094#true} {4094#true} #92#return; {4094#true} is VALID [2020-07-08 22:23:24,872 INFO L263 TraceCheckUtils]: 6: Hoare triple {4094#true} call #t~ret9 := main(); {4094#true} is VALID [2020-07-08 22:23:24,872 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 [2020-07-08 22:23:24,872 INFO L280 TraceCheckUtils]: 8: Hoare triple {4094#true} havoc ~ad2~0.base, ~ad2~0.offset; {4094#true} is VALID [2020-07-08 22:23:24,872 INFO L280 TraceCheckUtils]: 9: Hoare triple {4094#true} havoc ~i~0; {4094#true} is VALID [2020-07-08 22:23:24,872 INFO L280 TraceCheckUtils]: 10: Hoare triple {4094#true} havoc ~j~0; {4094#true} is VALID [2020-07-08 22:23:24,873 INFO L280 TraceCheckUtils]: 11: Hoare triple {4094#true} havoc ~pa~0.base, ~pa~0.offset; {4094#true} is VALID [2020-07-08 22:23:24,874 INFO L280 TraceCheckUtils]: 12: Hoare triple {4094#true} ~j~0 := 0; {4101#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:24,875 INFO L280 TraceCheckUtils]: 13: Hoare triple {4101#(= 0 main_~j~0)} assume !!(~j~0 < 20); {4101#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:24,875 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 [2020-07-08 22:23:24,875 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 [2020-07-08 22:23:24,876 INFO L280 TraceCheckUtils]: 16: Hoare triple {4101#(= 0 main_~j~0)} havoc #t~nondet2; {4101#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:24,876 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 [2020-07-08 22:23:24,877 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 [2020-07-08 22:23:24,877 INFO L280 TraceCheckUtils]: 19: Hoare triple {4101#(= 0 main_~j~0)} havoc #t~nondet3; {4101#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:24,877 INFO L280 TraceCheckUtils]: 20: Hoare triple {4101#(= 0 main_~j~0)} #t~post1 := ~j~0; {4102#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:24,878 INFO L280 TraceCheckUtils]: 21: Hoare triple {4102#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {4103#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:24,878 INFO L280 TraceCheckUtils]: 22: Hoare triple {4103#(<= main_~j~0 1)} havoc #t~post1; {4103#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:24,879 INFO L280 TraceCheckUtils]: 23: Hoare triple {4103#(<= main_~j~0 1)} assume !!(~j~0 < 20); {4103#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:24,879 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 [2020-07-08 22:23:24,879 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 [2020-07-08 22:23:24,880 INFO L280 TraceCheckUtils]: 26: Hoare triple {4103#(<= main_~j~0 1)} havoc #t~nondet2; {4103#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:24,880 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 [2020-07-08 22:23:24,881 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 [2020-07-08 22:23:24,881 INFO L280 TraceCheckUtils]: 29: Hoare triple {4103#(<= main_~j~0 1)} havoc #t~nondet3; {4103#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:24,882 INFO L280 TraceCheckUtils]: 30: Hoare triple {4103#(<= main_~j~0 1)} #t~post1 := ~j~0; {4104#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:24,883 INFO L280 TraceCheckUtils]: 31: Hoare triple {4104#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {4105#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:24,883 INFO L280 TraceCheckUtils]: 32: Hoare triple {4105#(<= main_~j~0 2)} havoc #t~post1; {4105#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:24,884 INFO L280 TraceCheckUtils]: 33: Hoare triple {4105#(<= main_~j~0 2)} assume !!(~j~0 < 20); {4105#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:24,884 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 [2020-07-08 22:23:24,885 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 [2020-07-08 22:23:24,885 INFO L280 TraceCheckUtils]: 36: Hoare triple {4105#(<= main_~j~0 2)} havoc #t~nondet2; {4105#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:24,885 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 [2020-07-08 22:23:24,886 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 [2020-07-08 22:23:24,886 INFO L280 TraceCheckUtils]: 39: Hoare triple {4105#(<= main_~j~0 2)} havoc #t~nondet3; {4105#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:24,887 INFO L280 TraceCheckUtils]: 40: Hoare triple {4105#(<= main_~j~0 2)} #t~post1 := ~j~0; {4106#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:24,888 INFO L280 TraceCheckUtils]: 41: Hoare triple {4106#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {4107#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:24,888 INFO L280 TraceCheckUtils]: 42: Hoare triple {4107#(<= main_~j~0 3)} havoc #t~post1; {4107#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:24,889 INFO L280 TraceCheckUtils]: 43: Hoare triple {4107#(<= main_~j~0 3)} assume !!(~j~0 < 20); {4107#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:24,889 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 [2020-07-08 22:23:24,889 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 [2020-07-08 22:23:24,890 INFO L280 TraceCheckUtils]: 46: Hoare triple {4107#(<= main_~j~0 3)} havoc #t~nondet2; {4107#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:24,890 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 [2020-07-08 22:23:24,891 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 [2020-07-08 22:23:24,891 INFO L280 TraceCheckUtils]: 49: Hoare triple {4107#(<= main_~j~0 3)} havoc #t~nondet3; {4107#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:24,892 INFO L280 TraceCheckUtils]: 50: Hoare triple {4107#(<= main_~j~0 3)} #t~post1 := ~j~0; {4108#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:24,893 INFO L280 TraceCheckUtils]: 51: Hoare triple {4108#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {4109#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:24,893 INFO L280 TraceCheckUtils]: 52: Hoare triple {4109#(<= main_~j~0 4)} havoc #t~post1; {4109#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:24,894 INFO L280 TraceCheckUtils]: 53: Hoare triple {4109#(<= main_~j~0 4)} assume !!(~j~0 < 20); {4109#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:24,894 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 [2020-07-08 22:23:24,894 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 [2020-07-08 22:23:24,895 INFO L280 TraceCheckUtils]: 56: Hoare triple {4109#(<= main_~j~0 4)} havoc #t~nondet2; {4109#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:24,895 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 [2020-07-08 22:23:24,896 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 [2020-07-08 22:23:24,896 INFO L280 TraceCheckUtils]: 59: Hoare triple {4109#(<= main_~j~0 4)} havoc #t~nondet3; {4109#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:24,897 INFO L280 TraceCheckUtils]: 60: Hoare triple {4109#(<= main_~j~0 4)} #t~post1 := ~j~0; {4110#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:24,898 INFO L280 TraceCheckUtils]: 61: Hoare triple {4110#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {4111#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:24,898 INFO L280 TraceCheckUtils]: 62: Hoare triple {4111#(<= main_~j~0 5)} havoc #t~post1; {4111#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:24,899 INFO L280 TraceCheckUtils]: 63: Hoare triple {4111#(<= main_~j~0 5)} assume !!(~j~0 < 20); {4111#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:24,899 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 [2020-07-08 22:23:24,899 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 [2020-07-08 22:23:24,900 INFO L280 TraceCheckUtils]: 66: Hoare triple {4111#(<= main_~j~0 5)} havoc #t~nondet2; {4111#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:24,901 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 [2020-07-08 22:23:24,902 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 [2020-07-08 22:23:24,902 INFO L280 TraceCheckUtils]: 69: Hoare triple {4111#(<= main_~j~0 5)} havoc #t~nondet3; {4111#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:24,902 INFO L280 TraceCheckUtils]: 70: Hoare triple {4111#(<= main_~j~0 5)} #t~post1 := ~j~0; {4112#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:24,903 INFO L280 TraceCheckUtils]: 71: Hoare triple {4112#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {4113#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:24,903 INFO L280 TraceCheckUtils]: 72: Hoare triple {4113#(<= main_~j~0 6)} havoc #t~post1; {4113#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:24,904 INFO L280 TraceCheckUtils]: 73: Hoare triple {4113#(<= main_~j~0 6)} assume !(~j~0 < 20); {4095#false} is VALID [2020-07-08 22:23:24,904 INFO L280 TraceCheckUtils]: 74: Hoare triple {4095#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {4095#false} is VALID [2020-07-08 22:23:24,904 INFO L280 TraceCheckUtils]: 75: Hoare triple {4095#false} ~i~0 := #t~nondet4; {4095#false} is VALID [2020-07-08 22:23:24,904 INFO L280 TraceCheckUtils]: 76: Hoare triple {4095#false} havoc #t~nondet4; {4095#false} is VALID [2020-07-08 22:23:24,904 INFO L280 TraceCheckUtils]: 77: Hoare triple {4095#false} assume ~i~0 >= 0 && ~i~0 < 10; {4095#false} is VALID [2020-07-08 22:23:24,904 INFO L280 TraceCheckUtils]: 78: Hoare triple {4095#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {4095#false} is VALID [2020-07-08 22:23:24,905 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 [2020-07-08 22:23:24,905 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 [2020-07-08 22:23:24,905 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 [2020-07-08 22:23:24,905 INFO L280 TraceCheckUtils]: 82: Hoare triple {4095#false} ~i~0 := 10 + #t~mem5; {4095#false} is VALID [2020-07-08 22:23:24,905 INFO L280 TraceCheckUtils]: 83: Hoare triple {4095#false} havoc #t~mem5; {4095#false} is VALID [2020-07-08 22:23:24,905 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 [2020-07-08 22:23:24,905 INFO L280 TraceCheckUtils]: 85: Hoare triple {4095#false} assume !(~i~0 < #t~mem6); {4095#false} is VALID [2020-07-08 22:23:24,905 INFO L280 TraceCheckUtils]: 86: Hoare triple {4095#false} havoc #t~mem6; {4095#false} is VALID [2020-07-08 22:23:24,906 INFO L263 TraceCheckUtils]: 87: Hoare triple {4095#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {4094#true} is VALID [2020-07-08 22:23:24,906 INFO L280 TraceCheckUtils]: 88: Hoare triple {4094#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4094#true} is VALID [2020-07-08 22:23:24,906 INFO L280 TraceCheckUtils]: 89: Hoare triple {4094#true} ~b := #in~b; {4094#true} is VALID [2020-07-08 22:23:24,906 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 [2020-07-08 22:23:24,906 INFO L280 TraceCheckUtils]: 91: Hoare triple {4094#true} #res := (if #t~mem0 == ~b then 1 else 0); {4094#true} is VALID [2020-07-08 22:23:24,906 INFO L280 TraceCheckUtils]: 92: Hoare triple {4094#true} havoc #t~mem0; {4094#true} is VALID [2020-07-08 22:23:24,906 INFO L280 TraceCheckUtils]: 93: Hoare triple {4094#true} assume true; {4094#true} is VALID [2020-07-08 22:23:24,906 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {4094#true} {4095#false} #96#return; {4095#false} is VALID [2020-07-08 22:23:24,907 INFO L280 TraceCheckUtils]: 95: Hoare triple {4095#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {4095#false} is VALID [2020-07-08 22:23:24,907 INFO L280 TraceCheckUtils]: 96: Hoare triple {4095#false} assume 0 == #t~ret8; {4095#false} is VALID [2020-07-08 22:23:24,907 INFO L280 TraceCheckUtils]: 97: Hoare triple {4095#false} havoc #t~ret8; {4095#false} is VALID [2020-07-08 22:23:24,907 INFO L280 TraceCheckUtils]: 98: Hoare triple {4095#false} assume !false; {4095#false} is VALID [2020-07-08 22:23:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:24,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2086830183] [2020-07-08 22:23:24,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:24,913 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-07-08 22:23:24,914 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274527022] [2020-07-08 22:23:24,914 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 99 [2020-07-08 22:23:24,914 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:24,914 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2020-07-08 22:23:25,020 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:25,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-07-08 22:23:25,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:25,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-07-08 22:23:25,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-07-08 22:23:25,021 INFO L87 Difference]: Start difference. First operand 104 states and 105 transitions. Second operand 16 states. [2020-07-08 22:23:26,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:26,061 INFO L93 Difference]: Finished difference Result 152 states and 154 transitions. [2020-07-08 22:23:26,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-08 22:23:26,062 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 99 [2020-07-08 22:23:26,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:26,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-08 22:23:26,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 154 transitions. [2020-07-08 22:23:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-08 22:23:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 154 transitions. [2020-07-08 22:23:26,068 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 154 transitions. [2020-07-08 22:23:26,236 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:26,241 INFO L225 Difference]: With dead ends: 152 [2020-07-08 22:23:26,241 INFO L226 Difference]: Without dead ends: 122 [2020-07-08 22:23:26,243 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 [2020-07-08 22:23:26,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-07-08 22:23:26,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 114. [2020-07-08 22:23:26,379 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:26,379 INFO L82 GeneralOperation]: Start isEquivalent. First operand 122 states. Second operand 114 states. [2020-07-08 22:23:26,379 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 114 states. [2020-07-08 22:23:26,379 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 114 states. [2020-07-08 22:23:26,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:26,387 INFO L93 Difference]: Finished difference Result 122 states and 123 transitions. [2020-07-08 22:23:26,387 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2020-07-08 22:23:26,388 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:26,388 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:26,388 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 122 states. [2020-07-08 22:23:26,389 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 122 states. [2020-07-08 22:23:26,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:26,395 INFO L93 Difference]: Finished difference Result 122 states and 123 transitions. [2020-07-08 22:23:26,395 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2020-07-08 22:23:26,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:26,396 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:26,396 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:26,396 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-08 22:23:26,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 115 transitions. [2020-07-08 22:23:26,401 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 115 transitions. Word has length 99 [2020-07-08 22:23:26,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:26,402 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 115 transitions. [2020-07-08 22:23:26,402 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-07-08 22:23:26,402 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 114 states and 115 transitions. [2020-07-08 22:23:26,537 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:26,537 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2020-07-08 22:23:26,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-08 22:23:26,539 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:26,539 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] [2020-07-08 22:23:26,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-08 22:23:26,540 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:26,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:26,540 INFO L82 PathProgramCache]: Analyzing trace with hash -805534481, now seen corresponding path program 7 times [2020-07-08 22:23:26,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:26,541 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [803208668] [2020-07-08 22:23:26,541 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:26,834 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 [2020-07-08 22:23:26,835 INFO L280 TraceCheckUtils]: 1: Hoare triple {4924#true} #valid := #valid[0 := 0]; {4924#true} is VALID [2020-07-08 22:23:26,835 INFO L280 TraceCheckUtils]: 2: Hoare triple {4924#true} assume 0 < #StackHeapBarrier; {4924#true} is VALID [2020-07-08 22:23:26,835 INFO L280 TraceCheckUtils]: 3: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-08 22:23:26,835 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4924#true} {4924#true} #92#return; {4924#true} is VALID [2020-07-08 22:23:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:26,841 INFO L280 TraceCheckUtils]: 0: Hoare triple {4924#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4924#true} is VALID [2020-07-08 22:23:26,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {4924#true} ~b := #in~b; {4924#true} is VALID [2020-07-08 22:23:26,842 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 [2020-07-08 22:23:26,842 INFO L280 TraceCheckUtils]: 3: Hoare triple {4924#true} #res := (if #t~mem0 == ~b then 1 else 0); {4924#true} is VALID [2020-07-08 22:23:26,842 INFO L280 TraceCheckUtils]: 4: Hoare triple {4924#true} havoc #t~mem0; {4924#true} is VALID [2020-07-08 22:23:26,842 INFO L280 TraceCheckUtils]: 5: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-08 22:23:26,842 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {4924#true} {4925#false} #96#return; {4925#false} is VALID [2020-07-08 22:23:26,849 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 [2020-07-08 22:23:26,849 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 [2020-07-08 22:23:26,849 INFO L280 TraceCheckUtils]: 2: Hoare triple {4924#true} #valid := #valid[0 := 0]; {4924#true} is VALID [2020-07-08 22:23:26,849 INFO L280 TraceCheckUtils]: 3: Hoare triple {4924#true} assume 0 < #StackHeapBarrier; {4924#true} is VALID [2020-07-08 22:23:26,849 INFO L280 TraceCheckUtils]: 4: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-08 22:23:26,850 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4924#true} {4924#true} #92#return; {4924#true} is VALID [2020-07-08 22:23:26,850 INFO L263 TraceCheckUtils]: 6: Hoare triple {4924#true} call #t~ret9 := main(); {4924#true} is VALID [2020-07-08 22:23:26,850 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 [2020-07-08 22:23:26,850 INFO L280 TraceCheckUtils]: 8: Hoare triple {4924#true} havoc ~ad2~0.base, ~ad2~0.offset; {4924#true} is VALID [2020-07-08 22:23:26,850 INFO L280 TraceCheckUtils]: 9: Hoare triple {4924#true} havoc ~i~0; {4924#true} is VALID [2020-07-08 22:23:26,850 INFO L280 TraceCheckUtils]: 10: Hoare triple {4924#true} havoc ~j~0; {4924#true} is VALID [2020-07-08 22:23:26,851 INFO L280 TraceCheckUtils]: 11: Hoare triple {4924#true} havoc ~pa~0.base, ~pa~0.offset; {4924#true} is VALID [2020-07-08 22:23:26,864 INFO L280 TraceCheckUtils]: 12: Hoare triple {4924#true} ~j~0 := 0; {4931#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:26,865 INFO L280 TraceCheckUtils]: 13: Hoare triple {4931#(= 0 main_~j~0)} assume !!(~j~0 < 20); {4931#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:26,866 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 [2020-07-08 22:23:26,866 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 [2020-07-08 22:23:26,867 INFO L280 TraceCheckUtils]: 16: Hoare triple {4931#(= 0 main_~j~0)} havoc #t~nondet2; {4931#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:26,867 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 [2020-07-08 22:23:26,867 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 [2020-07-08 22:23:26,868 INFO L280 TraceCheckUtils]: 19: Hoare triple {4931#(= 0 main_~j~0)} havoc #t~nondet3; {4931#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:26,869 INFO L280 TraceCheckUtils]: 20: Hoare triple {4931#(= 0 main_~j~0)} #t~post1 := ~j~0; {4932#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:26,869 INFO L280 TraceCheckUtils]: 21: Hoare triple {4932#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {4933#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:26,870 INFO L280 TraceCheckUtils]: 22: Hoare triple {4933#(<= main_~j~0 1)} havoc #t~post1; {4933#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:26,870 INFO L280 TraceCheckUtils]: 23: Hoare triple {4933#(<= main_~j~0 1)} assume !!(~j~0 < 20); {4933#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:26,871 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 [2020-07-08 22:23:26,872 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 [2020-07-08 22:23:26,872 INFO L280 TraceCheckUtils]: 26: Hoare triple {4933#(<= main_~j~0 1)} havoc #t~nondet2; {4933#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:26,873 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 [2020-07-08 22:23:26,873 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 [2020-07-08 22:23:26,874 INFO L280 TraceCheckUtils]: 29: Hoare triple {4933#(<= main_~j~0 1)} havoc #t~nondet3; {4933#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:26,874 INFO L280 TraceCheckUtils]: 30: Hoare triple {4933#(<= main_~j~0 1)} #t~post1 := ~j~0; {4934#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:26,875 INFO L280 TraceCheckUtils]: 31: Hoare triple {4934#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {4935#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:26,875 INFO L280 TraceCheckUtils]: 32: Hoare triple {4935#(<= main_~j~0 2)} havoc #t~post1; {4935#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:26,876 INFO L280 TraceCheckUtils]: 33: Hoare triple {4935#(<= main_~j~0 2)} assume !!(~j~0 < 20); {4935#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:26,876 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 [2020-07-08 22:23:26,877 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 [2020-07-08 22:23:26,877 INFO L280 TraceCheckUtils]: 36: Hoare triple {4935#(<= main_~j~0 2)} havoc #t~nondet2; {4935#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:26,878 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 [2020-07-08 22:23:26,878 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 [2020-07-08 22:23:26,879 INFO L280 TraceCheckUtils]: 39: Hoare triple {4935#(<= main_~j~0 2)} havoc #t~nondet3; {4935#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:26,879 INFO L280 TraceCheckUtils]: 40: Hoare triple {4935#(<= main_~j~0 2)} #t~post1 := ~j~0; {4936#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:26,880 INFO L280 TraceCheckUtils]: 41: Hoare triple {4936#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {4937#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:26,880 INFO L280 TraceCheckUtils]: 42: Hoare triple {4937#(<= main_~j~0 3)} havoc #t~post1; {4937#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:26,881 INFO L280 TraceCheckUtils]: 43: Hoare triple {4937#(<= main_~j~0 3)} assume !!(~j~0 < 20); {4937#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:26,881 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 [2020-07-08 22:23:26,882 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 [2020-07-08 22:23:26,882 INFO L280 TraceCheckUtils]: 46: Hoare triple {4937#(<= main_~j~0 3)} havoc #t~nondet2; {4937#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:26,883 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 [2020-07-08 22:23:26,883 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 [2020-07-08 22:23:26,900 INFO L280 TraceCheckUtils]: 49: Hoare triple {4937#(<= main_~j~0 3)} havoc #t~nondet3; {4937#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:26,901 INFO L280 TraceCheckUtils]: 50: Hoare triple {4937#(<= main_~j~0 3)} #t~post1 := ~j~0; {4938#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:26,902 INFO L280 TraceCheckUtils]: 51: Hoare triple {4938#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {4939#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:26,902 INFO L280 TraceCheckUtils]: 52: Hoare triple {4939#(<= main_~j~0 4)} havoc #t~post1; {4939#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:26,903 INFO L280 TraceCheckUtils]: 53: Hoare triple {4939#(<= main_~j~0 4)} assume !!(~j~0 < 20); {4939#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:26,903 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 [2020-07-08 22:23:26,904 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 [2020-07-08 22:23:26,904 INFO L280 TraceCheckUtils]: 56: Hoare triple {4939#(<= main_~j~0 4)} havoc #t~nondet2; {4939#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:26,905 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 [2020-07-08 22:23:26,905 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 [2020-07-08 22:23:26,905 INFO L280 TraceCheckUtils]: 59: Hoare triple {4939#(<= main_~j~0 4)} havoc #t~nondet3; {4939#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:26,906 INFO L280 TraceCheckUtils]: 60: Hoare triple {4939#(<= main_~j~0 4)} #t~post1 := ~j~0; {4940#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:26,907 INFO L280 TraceCheckUtils]: 61: Hoare triple {4940#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {4941#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:26,907 INFO L280 TraceCheckUtils]: 62: Hoare triple {4941#(<= main_~j~0 5)} havoc #t~post1; {4941#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:26,908 INFO L280 TraceCheckUtils]: 63: Hoare triple {4941#(<= main_~j~0 5)} assume !!(~j~0 < 20); {4941#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:26,908 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 [2020-07-08 22:23:26,909 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 [2020-07-08 22:23:26,909 INFO L280 TraceCheckUtils]: 66: Hoare triple {4941#(<= main_~j~0 5)} havoc #t~nondet2; {4941#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:26,909 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 [2020-07-08 22:23:26,910 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 [2020-07-08 22:23:26,910 INFO L280 TraceCheckUtils]: 69: Hoare triple {4941#(<= main_~j~0 5)} havoc #t~nondet3; {4941#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:26,911 INFO L280 TraceCheckUtils]: 70: Hoare triple {4941#(<= main_~j~0 5)} #t~post1 := ~j~0; {4942#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:26,912 INFO L280 TraceCheckUtils]: 71: Hoare triple {4942#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {4943#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:26,912 INFO L280 TraceCheckUtils]: 72: Hoare triple {4943#(<= main_~j~0 6)} havoc #t~post1; {4943#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:26,912 INFO L280 TraceCheckUtils]: 73: Hoare triple {4943#(<= main_~j~0 6)} assume !!(~j~0 < 20); {4943#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:26,913 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 [2020-07-08 22:23:26,913 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 [2020-07-08 22:23:26,914 INFO L280 TraceCheckUtils]: 76: Hoare triple {4943#(<= main_~j~0 6)} havoc #t~nondet2; {4943#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:26,914 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 [2020-07-08 22:23:26,915 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 [2020-07-08 22:23:26,915 INFO L280 TraceCheckUtils]: 79: Hoare triple {4943#(<= main_~j~0 6)} havoc #t~nondet3; {4943#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:26,916 INFO L280 TraceCheckUtils]: 80: Hoare triple {4943#(<= main_~j~0 6)} #t~post1 := ~j~0; {4944#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:26,916 INFO L280 TraceCheckUtils]: 81: Hoare triple {4944#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {4945#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:26,917 INFO L280 TraceCheckUtils]: 82: Hoare triple {4945#(<= main_~j~0 7)} havoc #t~post1; {4945#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:26,917 INFO L280 TraceCheckUtils]: 83: Hoare triple {4945#(<= main_~j~0 7)} assume !(~j~0 < 20); {4925#false} is VALID [2020-07-08 22:23:26,918 INFO L280 TraceCheckUtils]: 84: Hoare triple {4925#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {4925#false} is VALID [2020-07-08 22:23:26,918 INFO L280 TraceCheckUtils]: 85: Hoare triple {4925#false} ~i~0 := #t~nondet4; {4925#false} is VALID [2020-07-08 22:23:26,918 INFO L280 TraceCheckUtils]: 86: Hoare triple {4925#false} havoc #t~nondet4; {4925#false} is VALID [2020-07-08 22:23:26,918 INFO L280 TraceCheckUtils]: 87: Hoare triple {4925#false} assume ~i~0 >= 0 && ~i~0 < 10; {4925#false} is VALID [2020-07-08 22:23:26,918 INFO L280 TraceCheckUtils]: 88: Hoare triple {4925#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {4925#false} is VALID [2020-07-08 22:23:26,918 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 [2020-07-08 22:23:26,919 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 [2020-07-08 22:23:26,919 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 [2020-07-08 22:23:26,919 INFO L280 TraceCheckUtils]: 92: Hoare triple {4925#false} ~i~0 := 10 + #t~mem5; {4925#false} is VALID [2020-07-08 22:23:26,919 INFO L280 TraceCheckUtils]: 93: Hoare triple {4925#false} havoc #t~mem5; {4925#false} is VALID [2020-07-08 22:23:26,919 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 [2020-07-08 22:23:26,919 INFO L280 TraceCheckUtils]: 95: Hoare triple {4925#false} assume !(~i~0 < #t~mem6); {4925#false} is VALID [2020-07-08 22:23:26,920 INFO L280 TraceCheckUtils]: 96: Hoare triple {4925#false} havoc #t~mem6; {4925#false} is VALID [2020-07-08 22:23:26,920 INFO L263 TraceCheckUtils]: 97: Hoare triple {4925#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {4924#true} is VALID [2020-07-08 22:23:26,920 INFO L280 TraceCheckUtils]: 98: Hoare triple {4924#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {4924#true} is VALID [2020-07-08 22:23:26,920 INFO L280 TraceCheckUtils]: 99: Hoare triple {4924#true} ~b := #in~b; {4924#true} is VALID [2020-07-08 22:23:26,920 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 [2020-07-08 22:23:26,920 INFO L280 TraceCheckUtils]: 101: Hoare triple {4924#true} #res := (if #t~mem0 == ~b then 1 else 0); {4924#true} is VALID [2020-07-08 22:23:26,921 INFO L280 TraceCheckUtils]: 102: Hoare triple {4924#true} havoc #t~mem0; {4924#true} is VALID [2020-07-08 22:23:26,921 INFO L280 TraceCheckUtils]: 103: Hoare triple {4924#true} assume true; {4924#true} is VALID [2020-07-08 22:23:26,921 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4924#true} {4925#false} #96#return; {4925#false} is VALID [2020-07-08 22:23:26,921 INFO L280 TraceCheckUtils]: 105: Hoare triple {4925#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {4925#false} is VALID [2020-07-08 22:23:26,921 INFO L280 TraceCheckUtils]: 106: Hoare triple {4925#false} assume 0 == #t~ret8; {4925#false} is VALID [2020-07-08 22:23:26,922 INFO L280 TraceCheckUtils]: 107: Hoare triple {4925#false} havoc #t~ret8; {4925#false} is VALID [2020-07-08 22:23:26,922 INFO L280 TraceCheckUtils]: 108: Hoare triple {4925#false} assume !false; {4925#false} is VALID [2020-07-08 22:23:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:26,931 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [803208668] [2020-07-08 22:23:26,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:26,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-07-08 22:23:26,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407689358] [2020-07-08 22:23:26,937 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 109 [2020-07-08 22:23:26,937 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:26,938 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2020-07-08 22:23:27,045 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:27,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-07-08 22:23:27,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:27,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-07-08 22:23:27,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-08 22:23:27,047 INFO L87 Difference]: Start difference. First operand 114 states and 115 transitions. Second operand 18 states. [2020-07-08 22:23:28,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:28,213 INFO L93 Difference]: Finished difference Result 162 states and 164 transitions. [2020-07-08 22:23:28,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-08 22:23:28,214 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 109 [2020-07-08 22:23:28,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:28,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 22:23:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 164 transitions. [2020-07-08 22:23:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 22:23:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 164 transitions. [2020-07-08 22:23:28,232 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 164 transitions. [2020-07-08 22:23:28,395 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:28,398 INFO L225 Difference]: With dead ends: 162 [2020-07-08 22:23:28,398 INFO L226 Difference]: Without dead ends: 132 [2020-07-08 22:23:28,399 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=672, Unknown=0, NotChecked=0, Total=992 [2020-07-08 22:23:28,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-08 22:23:28,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 124. [2020-07-08 22:23:28,519 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:28,519 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 124 states. [2020-07-08 22:23:28,519 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 124 states. [2020-07-08 22:23:28,519 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 124 states. [2020-07-08 22:23:28,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:28,523 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2020-07-08 22:23:28,523 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2020-07-08 22:23:28,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:28,524 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:28,524 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 132 states. [2020-07-08 22:23:28,524 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 132 states. [2020-07-08 22:23:28,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:28,527 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2020-07-08 22:23:28,527 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2020-07-08 22:23:28,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:28,528 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:28,528 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:28,528 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:28,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-08 22:23:28,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 125 transitions. [2020-07-08 22:23:28,531 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 125 transitions. Word has length 109 [2020-07-08 22:23:28,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:28,531 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 125 transitions. [2020-07-08 22:23:28,532 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-07-08 22:23:28,532 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 124 states and 125 transitions. [2020-07-08 22:23:28,646 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 125 edges. 125 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2020-07-08 22:23:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-07-08 22:23:28,649 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:28,649 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] [2020-07-08 22:23:28,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-08 22:23:28,649 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:28,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:28,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1236165291, now seen corresponding path program 8 times [2020-07-08 22:23:28,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:28,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1778395723] [2020-07-08 22:23:28,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:28,952 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 [2020-07-08 22:23:28,952 INFO L280 TraceCheckUtils]: 1: Hoare triple {5820#true} #valid := #valid[0 := 0]; {5820#true} is VALID [2020-07-08 22:23:28,953 INFO L280 TraceCheckUtils]: 2: Hoare triple {5820#true} assume 0 < #StackHeapBarrier; {5820#true} is VALID [2020-07-08 22:23:28,953 INFO L280 TraceCheckUtils]: 3: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-08 22:23:28,953 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5820#true} {5820#true} #92#return; {5820#true} is VALID [2020-07-08 22:23:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:28,957 INFO L280 TraceCheckUtils]: 0: Hoare triple {5820#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {5820#true} is VALID [2020-07-08 22:23:28,957 INFO L280 TraceCheckUtils]: 1: Hoare triple {5820#true} ~b := #in~b; {5820#true} is VALID [2020-07-08 22:23:28,957 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 [2020-07-08 22:23:28,957 INFO L280 TraceCheckUtils]: 3: Hoare triple {5820#true} #res := (if #t~mem0 == ~b then 1 else 0); {5820#true} is VALID [2020-07-08 22:23:28,957 INFO L280 TraceCheckUtils]: 4: Hoare triple {5820#true} havoc #t~mem0; {5820#true} is VALID [2020-07-08 22:23:28,957 INFO L280 TraceCheckUtils]: 5: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-08 22:23:28,957 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {5820#true} {5821#false} #96#return; {5821#false} is VALID [2020-07-08 22:23:28,958 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 [2020-07-08 22:23:28,958 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 [2020-07-08 22:23:28,958 INFO L280 TraceCheckUtils]: 2: Hoare triple {5820#true} #valid := #valid[0 := 0]; {5820#true} is VALID [2020-07-08 22:23:28,959 INFO L280 TraceCheckUtils]: 3: Hoare triple {5820#true} assume 0 < #StackHeapBarrier; {5820#true} is VALID [2020-07-08 22:23:28,959 INFO L280 TraceCheckUtils]: 4: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-08 22:23:28,959 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5820#true} {5820#true} #92#return; {5820#true} is VALID [2020-07-08 22:23:28,959 INFO L263 TraceCheckUtils]: 6: Hoare triple {5820#true} call #t~ret9 := main(); {5820#true} is VALID [2020-07-08 22:23:28,959 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 [2020-07-08 22:23:28,959 INFO L280 TraceCheckUtils]: 8: Hoare triple {5820#true} havoc ~ad2~0.base, ~ad2~0.offset; {5820#true} is VALID [2020-07-08 22:23:28,959 INFO L280 TraceCheckUtils]: 9: Hoare triple {5820#true} havoc ~i~0; {5820#true} is VALID [2020-07-08 22:23:28,960 INFO L280 TraceCheckUtils]: 10: Hoare triple {5820#true} havoc ~j~0; {5820#true} is VALID [2020-07-08 22:23:28,960 INFO L280 TraceCheckUtils]: 11: Hoare triple {5820#true} havoc ~pa~0.base, ~pa~0.offset; {5820#true} is VALID [2020-07-08 22:23:28,961 INFO L280 TraceCheckUtils]: 12: Hoare triple {5820#true} ~j~0 := 0; {5827#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:28,961 INFO L280 TraceCheckUtils]: 13: Hoare triple {5827#(= 0 main_~j~0)} assume !!(~j~0 < 20); {5827#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:28,962 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 [2020-07-08 22:23:28,962 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 [2020-07-08 22:23:28,963 INFO L280 TraceCheckUtils]: 16: Hoare triple {5827#(= 0 main_~j~0)} havoc #t~nondet2; {5827#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:28,963 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 [2020-07-08 22:23:28,963 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 [2020-07-08 22:23:28,964 INFO L280 TraceCheckUtils]: 19: Hoare triple {5827#(= 0 main_~j~0)} havoc #t~nondet3; {5827#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:28,964 INFO L280 TraceCheckUtils]: 20: Hoare triple {5827#(= 0 main_~j~0)} #t~post1 := ~j~0; {5828#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:28,965 INFO L280 TraceCheckUtils]: 21: Hoare triple {5828#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {5829#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:28,966 INFO L280 TraceCheckUtils]: 22: Hoare triple {5829#(<= main_~j~0 1)} havoc #t~post1; {5829#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:28,966 INFO L280 TraceCheckUtils]: 23: Hoare triple {5829#(<= main_~j~0 1)} assume !!(~j~0 < 20); {5829#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:28,967 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 [2020-07-08 22:23:28,967 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 [2020-07-08 22:23:28,968 INFO L280 TraceCheckUtils]: 26: Hoare triple {5829#(<= main_~j~0 1)} havoc #t~nondet2; {5829#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:28,968 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 [2020-07-08 22:23:28,969 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 [2020-07-08 22:23:28,969 INFO L280 TraceCheckUtils]: 29: Hoare triple {5829#(<= main_~j~0 1)} havoc #t~nondet3; {5829#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:28,970 INFO L280 TraceCheckUtils]: 30: Hoare triple {5829#(<= main_~j~0 1)} #t~post1 := ~j~0; {5830#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:28,971 INFO L280 TraceCheckUtils]: 31: Hoare triple {5830#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {5831#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:28,971 INFO L280 TraceCheckUtils]: 32: Hoare triple {5831#(<= main_~j~0 2)} havoc #t~post1; {5831#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:28,972 INFO L280 TraceCheckUtils]: 33: Hoare triple {5831#(<= main_~j~0 2)} assume !!(~j~0 < 20); {5831#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:28,972 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 [2020-07-08 22:23:28,973 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 [2020-07-08 22:23:28,973 INFO L280 TraceCheckUtils]: 36: Hoare triple {5831#(<= main_~j~0 2)} havoc #t~nondet2; {5831#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:28,974 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 [2020-07-08 22:23:28,974 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 [2020-07-08 22:23:28,975 INFO L280 TraceCheckUtils]: 39: Hoare triple {5831#(<= main_~j~0 2)} havoc #t~nondet3; {5831#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:28,975 INFO L280 TraceCheckUtils]: 40: Hoare triple {5831#(<= main_~j~0 2)} #t~post1 := ~j~0; {5832#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:28,976 INFO L280 TraceCheckUtils]: 41: Hoare triple {5832#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {5833#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:28,977 INFO L280 TraceCheckUtils]: 42: Hoare triple {5833#(<= main_~j~0 3)} havoc #t~post1; {5833#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:28,977 INFO L280 TraceCheckUtils]: 43: Hoare triple {5833#(<= main_~j~0 3)} assume !!(~j~0 < 20); {5833#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:28,978 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 [2020-07-08 22:23:28,978 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 [2020-07-08 22:23:28,979 INFO L280 TraceCheckUtils]: 46: Hoare triple {5833#(<= main_~j~0 3)} havoc #t~nondet2; {5833#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:28,979 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 [2020-07-08 22:23:28,980 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 [2020-07-08 22:23:28,980 INFO L280 TraceCheckUtils]: 49: Hoare triple {5833#(<= main_~j~0 3)} havoc #t~nondet3; {5833#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:28,981 INFO L280 TraceCheckUtils]: 50: Hoare triple {5833#(<= main_~j~0 3)} #t~post1 := ~j~0; {5834#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:28,981 INFO L280 TraceCheckUtils]: 51: Hoare triple {5834#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {5835#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:28,982 INFO L280 TraceCheckUtils]: 52: Hoare triple {5835#(<= main_~j~0 4)} havoc #t~post1; {5835#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:28,982 INFO L280 TraceCheckUtils]: 53: Hoare triple {5835#(<= main_~j~0 4)} assume !!(~j~0 < 20); {5835#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:28,983 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 [2020-07-08 22:23:28,983 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 [2020-07-08 22:23:28,984 INFO L280 TraceCheckUtils]: 56: Hoare triple {5835#(<= main_~j~0 4)} havoc #t~nondet2; {5835#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:28,984 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 [2020-07-08 22:23:28,985 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 [2020-07-08 22:23:28,985 INFO L280 TraceCheckUtils]: 59: Hoare triple {5835#(<= main_~j~0 4)} havoc #t~nondet3; {5835#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:28,986 INFO L280 TraceCheckUtils]: 60: Hoare triple {5835#(<= main_~j~0 4)} #t~post1 := ~j~0; {5836#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:28,986 INFO L280 TraceCheckUtils]: 61: Hoare triple {5836#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {5837#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:28,987 INFO L280 TraceCheckUtils]: 62: Hoare triple {5837#(<= main_~j~0 5)} havoc #t~post1; {5837#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:28,987 INFO L280 TraceCheckUtils]: 63: Hoare triple {5837#(<= main_~j~0 5)} assume !!(~j~0 < 20); {5837#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:28,988 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 [2020-07-08 22:23:28,988 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 [2020-07-08 22:23:28,989 INFO L280 TraceCheckUtils]: 66: Hoare triple {5837#(<= main_~j~0 5)} havoc #t~nondet2; {5837#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:28,989 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 [2020-07-08 22:23:28,990 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 [2020-07-08 22:23:28,990 INFO L280 TraceCheckUtils]: 69: Hoare triple {5837#(<= main_~j~0 5)} havoc #t~nondet3; {5837#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:28,991 INFO L280 TraceCheckUtils]: 70: Hoare triple {5837#(<= main_~j~0 5)} #t~post1 := ~j~0; {5838#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:28,994 INFO L280 TraceCheckUtils]: 71: Hoare triple {5838#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {5839#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:28,995 INFO L280 TraceCheckUtils]: 72: Hoare triple {5839#(<= main_~j~0 6)} havoc #t~post1; {5839#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:28,995 INFO L280 TraceCheckUtils]: 73: Hoare triple {5839#(<= main_~j~0 6)} assume !!(~j~0 < 20); {5839#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:28,996 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 [2020-07-08 22:23:28,996 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 [2020-07-08 22:23:28,997 INFO L280 TraceCheckUtils]: 76: Hoare triple {5839#(<= main_~j~0 6)} havoc #t~nondet2; {5839#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:28,997 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 [2020-07-08 22:23:28,998 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 [2020-07-08 22:23:28,998 INFO L280 TraceCheckUtils]: 79: Hoare triple {5839#(<= main_~j~0 6)} havoc #t~nondet3; {5839#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:28,999 INFO L280 TraceCheckUtils]: 80: Hoare triple {5839#(<= main_~j~0 6)} #t~post1 := ~j~0; {5840#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:28,999 INFO L280 TraceCheckUtils]: 81: Hoare triple {5840#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {5841#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:29,000 INFO L280 TraceCheckUtils]: 82: Hoare triple {5841#(<= main_~j~0 7)} havoc #t~post1; {5841#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:29,000 INFO L280 TraceCheckUtils]: 83: Hoare triple {5841#(<= main_~j~0 7)} assume !!(~j~0 < 20); {5841#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:29,001 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 [2020-07-08 22:23:29,001 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 [2020-07-08 22:23:29,002 INFO L280 TraceCheckUtils]: 86: Hoare triple {5841#(<= main_~j~0 7)} havoc #t~nondet2; {5841#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:29,002 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 [2020-07-08 22:23:29,003 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 [2020-07-08 22:23:29,003 INFO L280 TraceCheckUtils]: 89: Hoare triple {5841#(<= main_~j~0 7)} havoc #t~nondet3; {5841#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:29,004 INFO L280 TraceCheckUtils]: 90: Hoare triple {5841#(<= main_~j~0 7)} #t~post1 := ~j~0; {5842#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:29,005 INFO L280 TraceCheckUtils]: 91: Hoare triple {5842#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {5843#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:29,005 INFO L280 TraceCheckUtils]: 92: Hoare triple {5843#(<= main_~j~0 8)} havoc #t~post1; {5843#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:29,006 INFO L280 TraceCheckUtils]: 93: Hoare triple {5843#(<= main_~j~0 8)} assume !(~j~0 < 20); {5821#false} is VALID [2020-07-08 22:23:29,006 INFO L280 TraceCheckUtils]: 94: Hoare triple {5821#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {5821#false} is VALID [2020-07-08 22:23:29,006 INFO L280 TraceCheckUtils]: 95: Hoare triple {5821#false} ~i~0 := #t~nondet4; {5821#false} is VALID [2020-07-08 22:23:29,006 INFO L280 TraceCheckUtils]: 96: Hoare triple {5821#false} havoc #t~nondet4; {5821#false} is VALID [2020-07-08 22:23:29,006 INFO L280 TraceCheckUtils]: 97: Hoare triple {5821#false} assume ~i~0 >= 0 && ~i~0 < 10; {5821#false} is VALID [2020-07-08 22:23:29,007 INFO L280 TraceCheckUtils]: 98: Hoare triple {5821#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {5821#false} is VALID [2020-07-08 22:23:29,007 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 [2020-07-08 22:23:29,007 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 [2020-07-08 22:23:29,007 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 [2020-07-08 22:23:29,007 INFO L280 TraceCheckUtils]: 102: Hoare triple {5821#false} ~i~0 := 10 + #t~mem5; {5821#false} is VALID [2020-07-08 22:23:29,008 INFO L280 TraceCheckUtils]: 103: Hoare triple {5821#false} havoc #t~mem5; {5821#false} is VALID [2020-07-08 22:23:29,008 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 [2020-07-08 22:23:29,008 INFO L280 TraceCheckUtils]: 105: Hoare triple {5821#false} assume !(~i~0 < #t~mem6); {5821#false} is VALID [2020-07-08 22:23:29,008 INFO L280 TraceCheckUtils]: 106: Hoare triple {5821#false} havoc #t~mem6; {5821#false} is VALID [2020-07-08 22:23:29,008 INFO L263 TraceCheckUtils]: 107: Hoare triple {5821#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {5820#true} is VALID [2020-07-08 22:23:29,008 INFO L280 TraceCheckUtils]: 108: Hoare triple {5820#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {5820#true} is VALID [2020-07-08 22:23:29,009 INFO L280 TraceCheckUtils]: 109: Hoare triple {5820#true} ~b := #in~b; {5820#true} is VALID [2020-07-08 22:23:29,009 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 [2020-07-08 22:23:29,009 INFO L280 TraceCheckUtils]: 111: Hoare triple {5820#true} #res := (if #t~mem0 == ~b then 1 else 0); {5820#true} is VALID [2020-07-08 22:23:29,009 INFO L280 TraceCheckUtils]: 112: Hoare triple {5820#true} havoc #t~mem0; {5820#true} is VALID [2020-07-08 22:23:29,009 INFO L280 TraceCheckUtils]: 113: Hoare triple {5820#true} assume true; {5820#true} is VALID [2020-07-08 22:23:29,010 INFO L275 TraceCheckUtils]: 114: Hoare quadruple {5820#true} {5821#false} #96#return; {5821#false} is VALID [2020-07-08 22:23:29,010 INFO L280 TraceCheckUtils]: 115: Hoare triple {5821#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {5821#false} is VALID [2020-07-08 22:23:29,010 INFO L280 TraceCheckUtils]: 116: Hoare triple {5821#false} assume 0 == #t~ret8; {5821#false} is VALID [2020-07-08 22:23:29,010 INFO L280 TraceCheckUtils]: 117: Hoare triple {5821#false} havoc #t~ret8; {5821#false} is VALID [2020-07-08 22:23:29,010 INFO L280 TraceCheckUtils]: 118: Hoare triple {5821#false} assume !false; {5821#false} is VALID [2020-07-08 22:23:29,022 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:29,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1778395723] [2020-07-08 22:23:29,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:29,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-07-08 22:23:29,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40810427] [2020-07-08 22:23:29,023 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 119 [2020-07-08 22:23:29,024 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:29,024 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2020-07-08 22:23:29,140 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:29,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-08 22:23:29,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:29,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-08 22:23:29,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2020-07-08 22:23:29,142 INFO L87 Difference]: Start difference. First operand 124 states and 125 transitions. Second operand 20 states. [2020-07-08 22:23:30,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:30,469 INFO L93 Difference]: Finished difference Result 172 states and 174 transitions. [2020-07-08 22:23:30,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-07-08 22:23:30,470 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 119 [2020-07-08 22:23:30,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-08 22:23:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 174 transitions. [2020-07-08 22:23:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-08 22:23:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 174 transitions. [2020-07-08 22:23:30,475 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 174 transitions. [2020-07-08 22:23:30,654 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 174 edges. 174 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:30,657 INFO L225 Difference]: With dead ends: 172 [2020-07-08 22:23:30,657 INFO L226 Difference]: Without dead ends: 142 [2020-07-08 22:23:30,658 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 [2020-07-08 22:23:30,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-08 22:23:30,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 134. [2020-07-08 22:23:30,766 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:30,766 INFO L82 GeneralOperation]: Start isEquivalent. First operand 142 states. Second operand 134 states. [2020-07-08 22:23:30,767 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 134 states. [2020-07-08 22:23:30,767 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 134 states. [2020-07-08 22:23:30,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:30,770 INFO L93 Difference]: Finished difference Result 142 states and 143 transitions. [2020-07-08 22:23:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 143 transitions. [2020-07-08 22:23:30,770 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:30,770 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:30,771 INFO L74 IsIncluded]: Start isIncluded. First operand 134 states. Second operand 142 states. [2020-07-08 22:23:30,771 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 142 states. [2020-07-08 22:23:30,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:30,774 INFO L93 Difference]: Finished difference Result 142 states and 143 transitions. [2020-07-08 22:23:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 143 transitions. [2020-07-08 22:23:30,774 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:30,775 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:30,775 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:30,775 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:30,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-07-08 22:23:30,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 135 transitions. [2020-07-08 22:23:30,778 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 135 transitions. Word has length 119 [2020-07-08 22:23:30,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:30,778 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 135 transitions. [2020-07-08 22:23:30,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-08 22:23:30,778 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 134 states and 135 transitions. [2020-07-08 22:23:30,936 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:30,937 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2020-07-08 22:23:30,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-07-08 22:23:30,938 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:30,939 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] [2020-07-08 22:23:30,939 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-08 22:23:30,939 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:30,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:30,940 INFO L82 PathProgramCache]: Analyzing trace with hash 977792571, now seen corresponding path program 9 times [2020-07-08 22:23:30,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:30,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1984704946] [2020-07-08 22:23:30,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:31,320 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 [2020-07-08 22:23:31,320 INFO L280 TraceCheckUtils]: 1: Hoare triple {6782#true} #valid := #valid[0 := 0]; {6782#true} is VALID [2020-07-08 22:23:31,321 INFO L280 TraceCheckUtils]: 2: Hoare triple {6782#true} assume 0 < #StackHeapBarrier; {6782#true} is VALID [2020-07-08 22:23:31,321 INFO L280 TraceCheckUtils]: 3: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-08 22:23:31,321 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6782#true} {6782#true} #92#return; {6782#true} is VALID [2020-07-08 22:23:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:31,325 INFO L280 TraceCheckUtils]: 0: Hoare triple {6782#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {6782#true} is VALID [2020-07-08 22:23:31,325 INFO L280 TraceCheckUtils]: 1: Hoare triple {6782#true} ~b := #in~b; {6782#true} is VALID [2020-07-08 22:23:31,326 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 [2020-07-08 22:23:31,326 INFO L280 TraceCheckUtils]: 3: Hoare triple {6782#true} #res := (if #t~mem0 == ~b then 1 else 0); {6782#true} is VALID [2020-07-08 22:23:31,326 INFO L280 TraceCheckUtils]: 4: Hoare triple {6782#true} havoc #t~mem0; {6782#true} is VALID [2020-07-08 22:23:31,327 INFO L280 TraceCheckUtils]: 5: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-08 22:23:31,327 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {6782#true} {6783#false} #96#return; {6783#false} is VALID [2020-07-08 22:23:31,328 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 [2020-07-08 22:23:31,329 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 [2020-07-08 22:23:31,329 INFO L280 TraceCheckUtils]: 2: Hoare triple {6782#true} #valid := #valid[0 := 0]; {6782#true} is VALID [2020-07-08 22:23:31,329 INFO L280 TraceCheckUtils]: 3: Hoare triple {6782#true} assume 0 < #StackHeapBarrier; {6782#true} is VALID [2020-07-08 22:23:31,329 INFO L280 TraceCheckUtils]: 4: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-08 22:23:31,329 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {6782#true} {6782#true} #92#return; {6782#true} is VALID [2020-07-08 22:23:31,330 INFO L263 TraceCheckUtils]: 6: Hoare triple {6782#true} call #t~ret9 := main(); {6782#true} is VALID [2020-07-08 22:23:31,330 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 [2020-07-08 22:23:31,330 INFO L280 TraceCheckUtils]: 8: Hoare triple {6782#true} havoc ~ad2~0.base, ~ad2~0.offset; {6782#true} is VALID [2020-07-08 22:23:31,330 INFO L280 TraceCheckUtils]: 9: Hoare triple {6782#true} havoc ~i~0; {6782#true} is VALID [2020-07-08 22:23:31,331 INFO L280 TraceCheckUtils]: 10: Hoare triple {6782#true} havoc ~j~0; {6782#true} is VALID [2020-07-08 22:23:31,331 INFO L280 TraceCheckUtils]: 11: Hoare triple {6782#true} havoc ~pa~0.base, ~pa~0.offset; {6782#true} is VALID [2020-07-08 22:23:31,332 INFO L280 TraceCheckUtils]: 12: Hoare triple {6782#true} ~j~0 := 0; {6789#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:31,332 INFO L280 TraceCheckUtils]: 13: Hoare triple {6789#(= 0 main_~j~0)} assume !!(~j~0 < 20); {6789#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:31,333 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 [2020-07-08 22:23:31,334 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 [2020-07-08 22:23:31,334 INFO L280 TraceCheckUtils]: 16: Hoare triple {6789#(= 0 main_~j~0)} havoc #t~nondet2; {6789#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:31,335 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 [2020-07-08 22:23:31,336 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 [2020-07-08 22:23:31,337 INFO L280 TraceCheckUtils]: 19: Hoare triple {6789#(= 0 main_~j~0)} havoc #t~nondet3; {6789#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:31,338 INFO L280 TraceCheckUtils]: 20: Hoare triple {6789#(= 0 main_~j~0)} #t~post1 := ~j~0; {6790#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:31,338 INFO L280 TraceCheckUtils]: 21: Hoare triple {6790#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {6791#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:31,339 INFO L280 TraceCheckUtils]: 22: Hoare triple {6791#(<= main_~j~0 1)} havoc #t~post1; {6791#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:31,340 INFO L280 TraceCheckUtils]: 23: Hoare triple {6791#(<= main_~j~0 1)} assume !!(~j~0 < 20); {6791#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:31,341 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 [2020-07-08 22:23:31,341 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 [2020-07-08 22:23:31,342 INFO L280 TraceCheckUtils]: 26: Hoare triple {6791#(<= main_~j~0 1)} havoc #t~nondet2; {6791#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:31,342 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 [2020-07-08 22:23:31,343 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 [2020-07-08 22:23:31,343 INFO L280 TraceCheckUtils]: 29: Hoare triple {6791#(<= main_~j~0 1)} havoc #t~nondet3; {6791#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:31,344 INFO L280 TraceCheckUtils]: 30: Hoare triple {6791#(<= main_~j~0 1)} #t~post1 := ~j~0; {6792#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:31,345 INFO L280 TraceCheckUtils]: 31: Hoare triple {6792#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {6793#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:31,345 INFO L280 TraceCheckUtils]: 32: Hoare triple {6793#(<= main_~j~0 2)} havoc #t~post1; {6793#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:31,346 INFO L280 TraceCheckUtils]: 33: Hoare triple {6793#(<= main_~j~0 2)} assume !!(~j~0 < 20); {6793#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:31,347 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 [2020-07-08 22:23:31,347 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 [2020-07-08 22:23:31,348 INFO L280 TraceCheckUtils]: 36: Hoare triple {6793#(<= main_~j~0 2)} havoc #t~nondet2; {6793#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:31,348 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 [2020-07-08 22:23:31,349 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 [2020-07-08 22:23:31,350 INFO L280 TraceCheckUtils]: 39: Hoare triple {6793#(<= main_~j~0 2)} havoc #t~nondet3; {6793#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:31,351 INFO L280 TraceCheckUtils]: 40: Hoare triple {6793#(<= main_~j~0 2)} #t~post1 := ~j~0; {6794#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:31,351 INFO L280 TraceCheckUtils]: 41: Hoare triple {6794#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {6795#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:31,352 INFO L280 TraceCheckUtils]: 42: Hoare triple {6795#(<= main_~j~0 3)} havoc #t~post1; {6795#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:31,353 INFO L280 TraceCheckUtils]: 43: Hoare triple {6795#(<= main_~j~0 3)} assume !!(~j~0 < 20); {6795#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:31,354 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 [2020-07-08 22:23:31,354 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 [2020-07-08 22:23:31,355 INFO L280 TraceCheckUtils]: 46: Hoare triple {6795#(<= main_~j~0 3)} havoc #t~nondet2; {6795#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:31,356 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 [2020-07-08 22:23:31,356 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 [2020-07-08 22:23:31,357 INFO L280 TraceCheckUtils]: 49: Hoare triple {6795#(<= main_~j~0 3)} havoc #t~nondet3; {6795#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:31,358 INFO L280 TraceCheckUtils]: 50: Hoare triple {6795#(<= main_~j~0 3)} #t~post1 := ~j~0; {6796#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:31,359 INFO L280 TraceCheckUtils]: 51: Hoare triple {6796#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {6797#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:31,360 INFO L280 TraceCheckUtils]: 52: Hoare triple {6797#(<= main_~j~0 4)} havoc #t~post1; {6797#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:31,361 INFO L280 TraceCheckUtils]: 53: Hoare triple {6797#(<= main_~j~0 4)} assume !!(~j~0 < 20); {6797#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:31,361 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 [2020-07-08 22:23:31,362 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 [2020-07-08 22:23:31,363 INFO L280 TraceCheckUtils]: 56: Hoare triple {6797#(<= main_~j~0 4)} havoc #t~nondet2; {6797#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:31,363 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 [2020-07-08 22:23:31,364 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 [2020-07-08 22:23:31,364 INFO L280 TraceCheckUtils]: 59: Hoare triple {6797#(<= main_~j~0 4)} havoc #t~nondet3; {6797#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:31,365 INFO L280 TraceCheckUtils]: 60: Hoare triple {6797#(<= main_~j~0 4)} #t~post1 := ~j~0; {6798#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:31,366 INFO L280 TraceCheckUtils]: 61: Hoare triple {6798#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {6799#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:31,366 INFO L280 TraceCheckUtils]: 62: Hoare triple {6799#(<= main_~j~0 5)} havoc #t~post1; {6799#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:31,367 INFO L280 TraceCheckUtils]: 63: Hoare triple {6799#(<= main_~j~0 5)} assume !!(~j~0 < 20); {6799#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:31,367 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 [2020-07-08 22:23:31,368 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 [2020-07-08 22:23:31,368 INFO L280 TraceCheckUtils]: 66: Hoare triple {6799#(<= main_~j~0 5)} havoc #t~nondet2; {6799#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:31,369 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 [2020-07-08 22:23:31,369 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 [2020-07-08 22:23:31,370 INFO L280 TraceCheckUtils]: 69: Hoare triple {6799#(<= main_~j~0 5)} havoc #t~nondet3; {6799#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:31,371 INFO L280 TraceCheckUtils]: 70: Hoare triple {6799#(<= main_~j~0 5)} #t~post1 := ~j~0; {6800#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:31,372 INFO L280 TraceCheckUtils]: 71: Hoare triple {6800#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {6801#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:31,372 INFO L280 TraceCheckUtils]: 72: Hoare triple {6801#(<= main_~j~0 6)} havoc #t~post1; {6801#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:31,373 INFO L280 TraceCheckUtils]: 73: Hoare triple {6801#(<= main_~j~0 6)} assume !!(~j~0 < 20); {6801#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:31,374 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 [2020-07-08 22:23:31,375 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 [2020-07-08 22:23:31,375 INFO L280 TraceCheckUtils]: 76: Hoare triple {6801#(<= main_~j~0 6)} havoc #t~nondet2; {6801#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:31,376 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 [2020-07-08 22:23:31,377 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 [2020-07-08 22:23:31,377 INFO L280 TraceCheckUtils]: 79: Hoare triple {6801#(<= main_~j~0 6)} havoc #t~nondet3; {6801#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:31,378 INFO L280 TraceCheckUtils]: 80: Hoare triple {6801#(<= main_~j~0 6)} #t~post1 := ~j~0; {6802#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:31,379 INFO L280 TraceCheckUtils]: 81: Hoare triple {6802#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {6803#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:31,380 INFO L280 TraceCheckUtils]: 82: Hoare triple {6803#(<= main_~j~0 7)} havoc #t~post1; {6803#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:31,381 INFO L280 TraceCheckUtils]: 83: Hoare triple {6803#(<= main_~j~0 7)} assume !!(~j~0 < 20); {6803#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:31,381 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 [2020-07-08 22:23:31,382 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 [2020-07-08 22:23:31,383 INFO L280 TraceCheckUtils]: 86: Hoare triple {6803#(<= main_~j~0 7)} havoc #t~nondet2; {6803#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:31,383 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 [2020-07-08 22:23:31,384 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 [2020-07-08 22:23:31,384 INFO L280 TraceCheckUtils]: 89: Hoare triple {6803#(<= main_~j~0 7)} havoc #t~nondet3; {6803#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:31,385 INFO L280 TraceCheckUtils]: 90: Hoare triple {6803#(<= main_~j~0 7)} #t~post1 := ~j~0; {6804#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:31,385 INFO L280 TraceCheckUtils]: 91: Hoare triple {6804#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {6805#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:31,386 INFO L280 TraceCheckUtils]: 92: Hoare triple {6805#(<= main_~j~0 8)} havoc #t~post1; {6805#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:31,386 INFO L280 TraceCheckUtils]: 93: Hoare triple {6805#(<= main_~j~0 8)} assume !!(~j~0 < 20); {6805#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:31,387 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 [2020-07-08 22:23:31,387 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 [2020-07-08 22:23:31,388 INFO L280 TraceCheckUtils]: 96: Hoare triple {6805#(<= main_~j~0 8)} havoc #t~nondet2; {6805#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:31,388 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 [2020-07-08 22:23:31,389 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 [2020-07-08 22:23:31,390 INFO L280 TraceCheckUtils]: 99: Hoare triple {6805#(<= main_~j~0 8)} havoc #t~nondet3; {6805#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:31,390 INFO L280 TraceCheckUtils]: 100: Hoare triple {6805#(<= main_~j~0 8)} #t~post1 := ~j~0; {6806#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:31,391 INFO L280 TraceCheckUtils]: 101: Hoare triple {6806#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {6807#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:31,392 INFO L280 TraceCheckUtils]: 102: Hoare triple {6807#(<= main_~j~0 9)} havoc #t~post1; {6807#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:31,392 INFO L280 TraceCheckUtils]: 103: Hoare triple {6807#(<= main_~j~0 9)} assume !(~j~0 < 20); {6783#false} is VALID [2020-07-08 22:23:31,392 INFO L280 TraceCheckUtils]: 104: Hoare triple {6783#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {6783#false} is VALID [2020-07-08 22:23:31,393 INFO L280 TraceCheckUtils]: 105: Hoare triple {6783#false} ~i~0 := #t~nondet4; {6783#false} is VALID [2020-07-08 22:23:31,393 INFO L280 TraceCheckUtils]: 106: Hoare triple {6783#false} havoc #t~nondet4; {6783#false} is VALID [2020-07-08 22:23:31,393 INFO L280 TraceCheckUtils]: 107: Hoare triple {6783#false} assume ~i~0 >= 0 && ~i~0 < 10; {6783#false} is VALID [2020-07-08 22:23:31,393 INFO L280 TraceCheckUtils]: 108: Hoare triple {6783#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {6783#false} is VALID [2020-07-08 22:23:31,393 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 [2020-07-08 22:23:31,393 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 [2020-07-08 22:23:31,394 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 [2020-07-08 22:23:31,394 INFO L280 TraceCheckUtils]: 112: Hoare triple {6783#false} ~i~0 := 10 + #t~mem5; {6783#false} is VALID [2020-07-08 22:23:31,394 INFO L280 TraceCheckUtils]: 113: Hoare triple {6783#false} havoc #t~mem5; {6783#false} is VALID [2020-07-08 22:23:31,394 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 [2020-07-08 22:23:31,394 INFO L280 TraceCheckUtils]: 115: Hoare triple {6783#false} assume !(~i~0 < #t~mem6); {6783#false} is VALID [2020-07-08 22:23:31,394 INFO L280 TraceCheckUtils]: 116: Hoare triple {6783#false} havoc #t~mem6; {6783#false} is VALID [2020-07-08 22:23:31,395 INFO L263 TraceCheckUtils]: 117: Hoare triple {6783#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {6782#true} is VALID [2020-07-08 22:23:31,395 INFO L280 TraceCheckUtils]: 118: Hoare triple {6782#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {6782#true} is VALID [2020-07-08 22:23:31,395 INFO L280 TraceCheckUtils]: 119: Hoare triple {6782#true} ~b := #in~b; {6782#true} is VALID [2020-07-08 22:23:31,395 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 [2020-07-08 22:23:31,395 INFO L280 TraceCheckUtils]: 121: Hoare triple {6782#true} #res := (if #t~mem0 == ~b then 1 else 0); {6782#true} is VALID [2020-07-08 22:23:31,395 INFO L280 TraceCheckUtils]: 122: Hoare triple {6782#true} havoc #t~mem0; {6782#true} is VALID [2020-07-08 22:23:31,396 INFO L280 TraceCheckUtils]: 123: Hoare triple {6782#true} assume true; {6782#true} is VALID [2020-07-08 22:23:31,396 INFO L275 TraceCheckUtils]: 124: Hoare quadruple {6782#true} {6783#false} #96#return; {6783#false} is VALID [2020-07-08 22:23:31,396 INFO L280 TraceCheckUtils]: 125: Hoare triple {6783#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {6783#false} is VALID [2020-07-08 22:23:31,396 INFO L280 TraceCheckUtils]: 126: Hoare triple {6783#false} assume 0 == #t~ret8; {6783#false} is VALID [2020-07-08 22:23:31,396 INFO L280 TraceCheckUtils]: 127: Hoare triple {6783#false} havoc #t~ret8; {6783#false} is VALID [2020-07-08 22:23:31,396 INFO L280 TraceCheckUtils]: 128: Hoare triple {6783#false} assume !false; {6783#false} is VALID [2020-07-08 22:23:31,411 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:31,412 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1984704946] [2020-07-08 22:23:31,412 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:31,412 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-07-08 22:23:31,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659446247] [2020-07-08 22:23:31,413 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 129 [2020-07-08 22:23:31,413 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:31,413 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states. [2020-07-08 22:23:31,539 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 129 edges. 129 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:31,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-08 22:23:31,540 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:31,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-08 22:23:31,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=340, Unknown=0, NotChecked=0, Total=462 [2020-07-08 22:23:31,541 INFO L87 Difference]: Start difference. First operand 134 states and 135 transitions. Second operand 22 states. [2020-07-08 22:23:33,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:33,201 INFO L93 Difference]: Finished difference Result 182 states and 184 transitions. [2020-07-08 22:23:33,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-08 22:23:33,202 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 129 [2020-07-08 22:23:33,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-08 22:23:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 184 transitions. [2020-07-08 22:23:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-08 22:23:33,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 184 transitions. [2020-07-08 22:23:33,208 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 184 transitions. [2020-07-08 22:23:33,411 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 184 edges. 184 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:33,414 INFO L225 Difference]: With dead ends: 182 [2020-07-08 22:23:33,414 INFO L226 Difference]: Without dead ends: 152 [2020-07-08 22:23:33,415 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 [2020-07-08 22:23:33,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-07-08 22:23:33,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 144. [2020-07-08 22:23:33,517 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:33,518 INFO L82 GeneralOperation]: Start isEquivalent. First operand 152 states. Second operand 144 states. [2020-07-08 22:23:33,518 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 144 states. [2020-07-08 22:23:33,518 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 144 states. [2020-07-08 22:23:33,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:33,523 INFO L93 Difference]: Finished difference Result 152 states and 153 transitions. [2020-07-08 22:23:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2020-07-08 22:23:33,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:33,523 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:33,524 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 152 states. [2020-07-08 22:23:33,524 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 152 states. [2020-07-08 22:23:33,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:33,527 INFO L93 Difference]: Finished difference Result 152 states and 153 transitions. [2020-07-08 22:23:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2020-07-08 22:23:33,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:33,528 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:33,528 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:33,528 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-07-08 22:23:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 145 transitions. [2020-07-08 22:23:33,532 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 145 transitions. Word has length 129 [2020-07-08 22:23:33,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:33,532 INFO L479 AbstractCegarLoop]: Abstraction has 144 states and 145 transitions. [2020-07-08 22:23:33,532 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-08 22:23:33,532 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 144 states and 145 transitions. [2020-07-08 22:23:33,671 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:33,671 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 145 transitions. [2020-07-08 22:23:33,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-07-08 22:23:33,673 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:33,673 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] [2020-07-08 22:23:33,673 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-08 22:23:33,673 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:33,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:33,674 INFO L82 PathProgramCache]: Analyzing trace with hash 1234849, now seen corresponding path program 10 times [2020-07-08 22:23:33,674 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:33,674 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [637371626] [2020-07-08 22:23:33,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:34,036 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 [2020-07-08 22:23:34,036 INFO L280 TraceCheckUtils]: 1: Hoare triple {7810#true} #valid := #valid[0 := 0]; {7810#true} is VALID [2020-07-08 22:23:34,037 INFO L280 TraceCheckUtils]: 2: Hoare triple {7810#true} assume 0 < #StackHeapBarrier; {7810#true} is VALID [2020-07-08 22:23:34,037 INFO L280 TraceCheckUtils]: 3: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-08 22:23:34,037 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {7810#true} {7810#true} #92#return; {7810#true} is VALID [2020-07-08 22:23:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:34,043 INFO L280 TraceCheckUtils]: 0: Hoare triple {7810#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {7810#true} is VALID [2020-07-08 22:23:34,044 INFO L280 TraceCheckUtils]: 1: Hoare triple {7810#true} ~b := #in~b; {7810#true} is VALID [2020-07-08 22:23:34,044 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 [2020-07-08 22:23:34,045 INFO L280 TraceCheckUtils]: 3: Hoare triple {7810#true} #res := (if #t~mem0 == ~b then 1 else 0); {7810#true} is VALID [2020-07-08 22:23:34,045 INFO L280 TraceCheckUtils]: 4: Hoare triple {7810#true} havoc #t~mem0; {7810#true} is VALID [2020-07-08 22:23:34,045 INFO L280 TraceCheckUtils]: 5: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-08 22:23:34,045 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {7810#true} {7811#false} #96#return; {7811#false} is VALID [2020-07-08 22:23:34,047 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 [2020-07-08 22:23:34,047 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 [2020-07-08 22:23:34,047 INFO L280 TraceCheckUtils]: 2: Hoare triple {7810#true} #valid := #valid[0 := 0]; {7810#true} is VALID [2020-07-08 22:23:34,048 INFO L280 TraceCheckUtils]: 3: Hoare triple {7810#true} assume 0 < #StackHeapBarrier; {7810#true} is VALID [2020-07-08 22:23:34,048 INFO L280 TraceCheckUtils]: 4: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-08 22:23:34,048 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {7810#true} {7810#true} #92#return; {7810#true} is VALID [2020-07-08 22:23:34,049 INFO L263 TraceCheckUtils]: 6: Hoare triple {7810#true} call #t~ret9 := main(); {7810#true} is VALID [2020-07-08 22:23:34,049 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 [2020-07-08 22:23:34,049 INFO L280 TraceCheckUtils]: 8: Hoare triple {7810#true} havoc ~ad2~0.base, ~ad2~0.offset; {7810#true} is VALID [2020-07-08 22:23:34,049 INFO L280 TraceCheckUtils]: 9: Hoare triple {7810#true} havoc ~i~0; {7810#true} is VALID [2020-07-08 22:23:34,050 INFO L280 TraceCheckUtils]: 10: Hoare triple {7810#true} havoc ~j~0; {7810#true} is VALID [2020-07-08 22:23:34,050 INFO L280 TraceCheckUtils]: 11: Hoare triple {7810#true} havoc ~pa~0.base, ~pa~0.offset; {7810#true} is VALID [2020-07-08 22:23:34,051 INFO L280 TraceCheckUtils]: 12: Hoare triple {7810#true} ~j~0 := 0; {7817#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:34,052 INFO L280 TraceCheckUtils]: 13: Hoare triple {7817#(= 0 main_~j~0)} assume !!(~j~0 < 20); {7817#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:34,052 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 [2020-07-08 22:23:34,053 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 [2020-07-08 22:23:34,054 INFO L280 TraceCheckUtils]: 16: Hoare triple {7817#(= 0 main_~j~0)} havoc #t~nondet2; {7817#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:34,054 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 [2020-07-08 22:23:34,055 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 [2020-07-08 22:23:34,055 INFO L280 TraceCheckUtils]: 19: Hoare triple {7817#(= 0 main_~j~0)} havoc #t~nondet3; {7817#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:34,056 INFO L280 TraceCheckUtils]: 20: Hoare triple {7817#(= 0 main_~j~0)} #t~post1 := ~j~0; {7818#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:34,057 INFO L280 TraceCheckUtils]: 21: Hoare triple {7818#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {7819#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:34,057 INFO L280 TraceCheckUtils]: 22: Hoare triple {7819#(<= main_~j~0 1)} havoc #t~post1; {7819#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:34,059 INFO L280 TraceCheckUtils]: 23: Hoare triple {7819#(<= main_~j~0 1)} assume !!(~j~0 < 20); {7819#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:34,059 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 [2020-07-08 22:23:34,060 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 [2020-07-08 22:23:34,060 INFO L280 TraceCheckUtils]: 26: Hoare triple {7819#(<= main_~j~0 1)} havoc #t~nondet2; {7819#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:34,061 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 [2020-07-08 22:23:34,061 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 [2020-07-08 22:23:34,062 INFO L280 TraceCheckUtils]: 29: Hoare triple {7819#(<= main_~j~0 1)} havoc #t~nondet3; {7819#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:34,062 INFO L280 TraceCheckUtils]: 30: Hoare triple {7819#(<= main_~j~0 1)} #t~post1 := ~j~0; {7820#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:34,063 INFO L280 TraceCheckUtils]: 31: Hoare triple {7820#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {7821#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:34,064 INFO L280 TraceCheckUtils]: 32: Hoare triple {7821#(<= main_~j~0 2)} havoc #t~post1; {7821#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:34,064 INFO L280 TraceCheckUtils]: 33: Hoare triple {7821#(<= main_~j~0 2)} assume !!(~j~0 < 20); {7821#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:34,065 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 [2020-07-08 22:23:34,065 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 [2020-07-08 22:23:34,065 INFO L280 TraceCheckUtils]: 36: Hoare triple {7821#(<= main_~j~0 2)} havoc #t~nondet2; {7821#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:34,066 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 [2020-07-08 22:23:34,066 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 [2020-07-08 22:23:34,067 INFO L280 TraceCheckUtils]: 39: Hoare triple {7821#(<= main_~j~0 2)} havoc #t~nondet3; {7821#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:34,067 INFO L280 TraceCheckUtils]: 40: Hoare triple {7821#(<= main_~j~0 2)} #t~post1 := ~j~0; {7822#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:34,068 INFO L280 TraceCheckUtils]: 41: Hoare triple {7822#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {7823#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:34,069 INFO L280 TraceCheckUtils]: 42: Hoare triple {7823#(<= main_~j~0 3)} havoc #t~post1; {7823#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:34,069 INFO L280 TraceCheckUtils]: 43: Hoare triple {7823#(<= main_~j~0 3)} assume !!(~j~0 < 20); {7823#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:34,070 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 [2020-07-08 22:23:34,071 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 [2020-07-08 22:23:34,072 INFO L280 TraceCheckUtils]: 46: Hoare triple {7823#(<= main_~j~0 3)} havoc #t~nondet2; {7823#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:34,072 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 [2020-07-08 22:23:34,073 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 [2020-07-08 22:23:34,074 INFO L280 TraceCheckUtils]: 49: Hoare triple {7823#(<= main_~j~0 3)} havoc #t~nondet3; {7823#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:34,076 INFO L280 TraceCheckUtils]: 50: Hoare triple {7823#(<= main_~j~0 3)} #t~post1 := ~j~0; {7824#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:34,077 INFO L280 TraceCheckUtils]: 51: Hoare triple {7824#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {7825#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:34,077 INFO L280 TraceCheckUtils]: 52: Hoare triple {7825#(<= main_~j~0 4)} havoc #t~post1; {7825#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:34,078 INFO L280 TraceCheckUtils]: 53: Hoare triple {7825#(<= main_~j~0 4)} assume !!(~j~0 < 20); {7825#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:34,079 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 [2020-07-08 22:23:34,080 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 [2020-07-08 22:23:34,080 INFO L280 TraceCheckUtils]: 56: Hoare triple {7825#(<= main_~j~0 4)} havoc #t~nondet2; {7825#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:34,081 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 [2020-07-08 22:23:34,082 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 [2020-07-08 22:23:34,082 INFO L280 TraceCheckUtils]: 59: Hoare triple {7825#(<= main_~j~0 4)} havoc #t~nondet3; {7825#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:34,083 INFO L280 TraceCheckUtils]: 60: Hoare triple {7825#(<= main_~j~0 4)} #t~post1 := ~j~0; {7826#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:34,084 INFO L280 TraceCheckUtils]: 61: Hoare triple {7826#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {7827#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:34,085 INFO L280 TraceCheckUtils]: 62: Hoare triple {7827#(<= main_~j~0 5)} havoc #t~post1; {7827#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:34,086 INFO L280 TraceCheckUtils]: 63: Hoare triple {7827#(<= main_~j~0 5)} assume !!(~j~0 < 20); {7827#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:34,087 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 [2020-07-08 22:23:34,087 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 [2020-07-08 22:23:34,088 INFO L280 TraceCheckUtils]: 66: Hoare triple {7827#(<= main_~j~0 5)} havoc #t~nondet2; {7827#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:34,089 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 [2020-07-08 22:23:34,089 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 [2020-07-08 22:23:34,090 INFO L280 TraceCheckUtils]: 69: Hoare triple {7827#(<= main_~j~0 5)} havoc #t~nondet3; {7827#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:34,091 INFO L280 TraceCheckUtils]: 70: Hoare triple {7827#(<= main_~j~0 5)} #t~post1 := ~j~0; {7828#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:34,091 INFO L280 TraceCheckUtils]: 71: Hoare triple {7828#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {7829#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:34,092 INFO L280 TraceCheckUtils]: 72: Hoare triple {7829#(<= main_~j~0 6)} havoc #t~post1; {7829#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:34,092 INFO L280 TraceCheckUtils]: 73: Hoare triple {7829#(<= main_~j~0 6)} assume !!(~j~0 < 20); {7829#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:34,093 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 [2020-07-08 22:23:34,093 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 [2020-07-08 22:23:34,094 INFO L280 TraceCheckUtils]: 76: Hoare triple {7829#(<= main_~j~0 6)} havoc #t~nondet2; {7829#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:34,095 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 [2020-07-08 22:23:34,095 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 [2020-07-08 22:23:34,096 INFO L280 TraceCheckUtils]: 79: Hoare triple {7829#(<= main_~j~0 6)} havoc #t~nondet3; {7829#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:34,096 INFO L280 TraceCheckUtils]: 80: Hoare triple {7829#(<= main_~j~0 6)} #t~post1 := ~j~0; {7830#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:34,097 INFO L280 TraceCheckUtils]: 81: Hoare triple {7830#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {7831#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:34,098 INFO L280 TraceCheckUtils]: 82: Hoare triple {7831#(<= main_~j~0 7)} havoc #t~post1; {7831#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:34,098 INFO L280 TraceCheckUtils]: 83: Hoare triple {7831#(<= main_~j~0 7)} assume !!(~j~0 < 20); {7831#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:34,099 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 [2020-07-08 22:23:34,099 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 [2020-07-08 22:23:34,100 INFO L280 TraceCheckUtils]: 86: Hoare triple {7831#(<= main_~j~0 7)} havoc #t~nondet2; {7831#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:34,100 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 [2020-07-08 22:23:34,101 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 [2020-07-08 22:23:34,101 INFO L280 TraceCheckUtils]: 89: Hoare triple {7831#(<= main_~j~0 7)} havoc #t~nondet3; {7831#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:34,102 INFO L280 TraceCheckUtils]: 90: Hoare triple {7831#(<= main_~j~0 7)} #t~post1 := ~j~0; {7832#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:34,103 INFO L280 TraceCheckUtils]: 91: Hoare triple {7832#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {7833#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:34,103 INFO L280 TraceCheckUtils]: 92: Hoare triple {7833#(<= main_~j~0 8)} havoc #t~post1; {7833#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:34,104 INFO L280 TraceCheckUtils]: 93: Hoare triple {7833#(<= main_~j~0 8)} assume !!(~j~0 < 20); {7833#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:34,104 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 [2020-07-08 22:23:34,105 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 [2020-07-08 22:23:34,105 INFO L280 TraceCheckUtils]: 96: Hoare triple {7833#(<= main_~j~0 8)} havoc #t~nondet2; {7833#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:34,106 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 [2020-07-08 22:23:34,106 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 [2020-07-08 22:23:34,107 INFO L280 TraceCheckUtils]: 99: Hoare triple {7833#(<= main_~j~0 8)} havoc #t~nondet3; {7833#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:34,107 INFO L280 TraceCheckUtils]: 100: Hoare triple {7833#(<= main_~j~0 8)} #t~post1 := ~j~0; {7834#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:34,108 INFO L280 TraceCheckUtils]: 101: Hoare triple {7834#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {7835#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:34,108 INFO L280 TraceCheckUtils]: 102: Hoare triple {7835#(<= main_~j~0 9)} havoc #t~post1; {7835#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:34,109 INFO L280 TraceCheckUtils]: 103: Hoare triple {7835#(<= main_~j~0 9)} assume !!(~j~0 < 20); {7835#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:34,109 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 [2020-07-08 22:23:34,110 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 [2020-07-08 22:23:34,110 INFO L280 TraceCheckUtils]: 106: Hoare triple {7835#(<= main_~j~0 9)} havoc #t~nondet2; {7835#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:34,111 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 [2020-07-08 22:23:34,111 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 [2020-07-08 22:23:34,112 INFO L280 TraceCheckUtils]: 109: Hoare triple {7835#(<= main_~j~0 9)} havoc #t~nondet3; {7835#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:34,113 INFO L280 TraceCheckUtils]: 110: Hoare triple {7835#(<= main_~j~0 9)} #t~post1 := ~j~0; {7836#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:34,113 INFO L280 TraceCheckUtils]: 111: Hoare triple {7836#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {7837#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:34,114 INFO L280 TraceCheckUtils]: 112: Hoare triple {7837#(<= main_~j~0 10)} havoc #t~post1; {7837#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:34,115 INFO L280 TraceCheckUtils]: 113: Hoare triple {7837#(<= main_~j~0 10)} assume !(~j~0 < 20); {7811#false} is VALID [2020-07-08 22:23:34,115 INFO L280 TraceCheckUtils]: 114: Hoare triple {7811#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {7811#false} is VALID [2020-07-08 22:23:34,115 INFO L280 TraceCheckUtils]: 115: Hoare triple {7811#false} ~i~0 := #t~nondet4; {7811#false} is VALID [2020-07-08 22:23:34,115 INFO L280 TraceCheckUtils]: 116: Hoare triple {7811#false} havoc #t~nondet4; {7811#false} is VALID [2020-07-08 22:23:34,115 INFO L280 TraceCheckUtils]: 117: Hoare triple {7811#false} assume ~i~0 >= 0 && ~i~0 < 10; {7811#false} is VALID [2020-07-08 22:23:34,116 INFO L280 TraceCheckUtils]: 118: Hoare triple {7811#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {7811#false} is VALID [2020-07-08 22:23:34,116 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 [2020-07-08 22:23:34,116 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 [2020-07-08 22:23:34,116 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 [2020-07-08 22:23:34,116 INFO L280 TraceCheckUtils]: 122: Hoare triple {7811#false} ~i~0 := 10 + #t~mem5; {7811#false} is VALID [2020-07-08 22:23:34,117 INFO L280 TraceCheckUtils]: 123: Hoare triple {7811#false} havoc #t~mem5; {7811#false} is VALID [2020-07-08 22:23:34,117 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 [2020-07-08 22:23:34,117 INFO L280 TraceCheckUtils]: 125: Hoare triple {7811#false} assume !(~i~0 < #t~mem6); {7811#false} is VALID [2020-07-08 22:23:34,117 INFO L280 TraceCheckUtils]: 126: Hoare triple {7811#false} havoc #t~mem6; {7811#false} is VALID [2020-07-08 22:23:34,117 INFO L263 TraceCheckUtils]: 127: Hoare triple {7811#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {7810#true} is VALID [2020-07-08 22:23:34,118 INFO L280 TraceCheckUtils]: 128: Hoare triple {7810#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {7810#true} is VALID [2020-07-08 22:23:34,118 INFO L280 TraceCheckUtils]: 129: Hoare triple {7810#true} ~b := #in~b; {7810#true} is VALID [2020-07-08 22:23:34,118 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 [2020-07-08 22:23:34,118 INFO L280 TraceCheckUtils]: 131: Hoare triple {7810#true} #res := (if #t~mem0 == ~b then 1 else 0); {7810#true} is VALID [2020-07-08 22:23:34,118 INFO L280 TraceCheckUtils]: 132: Hoare triple {7810#true} havoc #t~mem0; {7810#true} is VALID [2020-07-08 22:23:34,119 INFO L280 TraceCheckUtils]: 133: Hoare triple {7810#true} assume true; {7810#true} is VALID [2020-07-08 22:23:34,119 INFO L275 TraceCheckUtils]: 134: Hoare quadruple {7810#true} {7811#false} #96#return; {7811#false} is VALID [2020-07-08 22:23:34,119 INFO L280 TraceCheckUtils]: 135: Hoare triple {7811#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {7811#false} is VALID [2020-07-08 22:23:34,119 INFO L280 TraceCheckUtils]: 136: Hoare triple {7811#false} assume 0 == #t~ret8; {7811#false} is VALID [2020-07-08 22:23:34,120 INFO L280 TraceCheckUtils]: 137: Hoare triple {7811#false} havoc #t~ret8; {7811#false} is VALID [2020-07-08 22:23:34,120 INFO L280 TraceCheckUtils]: 138: Hoare triple {7811#false} assume !false; {7811#false} is VALID [2020-07-08 22:23:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:34,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [637371626] [2020-07-08 22:23:34,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:34,147 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-07-08 22:23:34,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634014708] [2020-07-08 22:23:34,148 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 139 [2020-07-08 22:23:34,148 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:34,148 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2020-07-08 22:23:34,291 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:34,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-08 22:23:34,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:34,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-08 22:23:34,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2020-07-08 22:23:34,292 INFO L87 Difference]: Start difference. First operand 144 states and 145 transitions. Second operand 24 states. [2020-07-08 22:23:35,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:35,919 INFO L93 Difference]: Finished difference Result 192 states and 194 transitions. [2020-07-08 22:23:35,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-07-08 22:23:35,919 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 139 [2020-07-08 22:23:35,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-08 22:23:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 194 transitions. [2020-07-08 22:23:35,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-08 22:23:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 194 transitions. [2020-07-08 22:23:35,925 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states and 194 transitions. [2020-07-08 22:23:36,124 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 194 edges. 194 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:36,127 INFO L225 Difference]: With dead ends: 192 [2020-07-08 22:23:36,128 INFO L226 Difference]: Without dead ends: 162 [2020-07-08 22:23:36,129 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 [2020-07-08 22:23:36,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-07-08 22:23:36,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 154. [2020-07-08 22:23:36,252 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:36,253 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand 154 states. [2020-07-08 22:23:36,253 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand 154 states. [2020-07-08 22:23:36,253 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 154 states. [2020-07-08 22:23:36,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:36,257 INFO L93 Difference]: Finished difference Result 162 states and 163 transitions. [2020-07-08 22:23:36,257 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 163 transitions. [2020-07-08 22:23:36,257 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:36,258 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:36,258 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand 162 states. [2020-07-08 22:23:36,258 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 162 states. [2020-07-08 22:23:36,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:36,262 INFO L93 Difference]: Finished difference Result 162 states and 163 transitions. [2020-07-08 22:23:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 163 transitions. [2020-07-08 22:23:36,263 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:36,263 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:36,263 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:36,263 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:36,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-07-08 22:23:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 155 transitions. [2020-07-08 22:23:36,266 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 155 transitions. Word has length 139 [2020-07-08 22:23:36,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:36,267 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 155 transitions. [2020-07-08 22:23:36,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-08 22:23:36,267 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 154 states and 155 transitions. [2020-07-08 22:23:36,418 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 155 transitions. [2020-07-08 22:23:36,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-08 22:23:36,420 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:36,420 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] [2020-07-08 22:23:36,420 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-07-08 22:23:36,420 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:36,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:36,421 INFO L82 PathProgramCache]: Analyzing trace with hash 187545991, now seen corresponding path program 11 times [2020-07-08 22:23:36,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:36,421 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [170282521] [2020-07-08 22:23:36,421 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:36,865 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 [2020-07-08 22:23:36,865 INFO L280 TraceCheckUtils]: 1: Hoare triple {8904#true} #valid := #valid[0 := 0]; {8904#true} is VALID [2020-07-08 22:23:36,866 INFO L280 TraceCheckUtils]: 2: Hoare triple {8904#true} assume 0 < #StackHeapBarrier; {8904#true} is VALID [2020-07-08 22:23:36,866 INFO L280 TraceCheckUtils]: 3: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-08 22:23:36,866 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8904#true} {8904#true} #92#return; {8904#true} is VALID [2020-07-08 22:23:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:36,871 INFO L280 TraceCheckUtils]: 0: Hoare triple {8904#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {8904#true} is VALID [2020-07-08 22:23:36,871 INFO L280 TraceCheckUtils]: 1: Hoare triple {8904#true} ~b := #in~b; {8904#true} is VALID [2020-07-08 22:23:36,871 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 [2020-07-08 22:23:36,871 INFO L280 TraceCheckUtils]: 3: Hoare triple {8904#true} #res := (if #t~mem0 == ~b then 1 else 0); {8904#true} is VALID [2020-07-08 22:23:36,871 INFO L280 TraceCheckUtils]: 4: Hoare triple {8904#true} havoc #t~mem0; {8904#true} is VALID [2020-07-08 22:23:36,872 INFO L280 TraceCheckUtils]: 5: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-08 22:23:36,872 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {8904#true} {8905#false} #96#return; {8905#false} is VALID [2020-07-08 22:23:36,873 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 [2020-07-08 22:23:36,873 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 [2020-07-08 22:23:36,873 INFO L280 TraceCheckUtils]: 2: Hoare triple {8904#true} #valid := #valid[0 := 0]; {8904#true} is VALID [2020-07-08 22:23:36,873 INFO L280 TraceCheckUtils]: 3: Hoare triple {8904#true} assume 0 < #StackHeapBarrier; {8904#true} is VALID [2020-07-08 22:23:36,873 INFO L280 TraceCheckUtils]: 4: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-08 22:23:36,874 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {8904#true} {8904#true} #92#return; {8904#true} is VALID [2020-07-08 22:23:36,874 INFO L263 TraceCheckUtils]: 6: Hoare triple {8904#true} call #t~ret9 := main(); {8904#true} is VALID [2020-07-08 22:23:36,874 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 [2020-07-08 22:23:36,874 INFO L280 TraceCheckUtils]: 8: Hoare triple {8904#true} havoc ~ad2~0.base, ~ad2~0.offset; {8904#true} is VALID [2020-07-08 22:23:36,874 INFO L280 TraceCheckUtils]: 9: Hoare triple {8904#true} havoc ~i~0; {8904#true} is VALID [2020-07-08 22:23:36,874 INFO L280 TraceCheckUtils]: 10: Hoare triple {8904#true} havoc ~j~0; {8904#true} is VALID [2020-07-08 22:23:36,875 INFO L280 TraceCheckUtils]: 11: Hoare triple {8904#true} havoc ~pa~0.base, ~pa~0.offset; {8904#true} is VALID [2020-07-08 22:23:36,876 INFO L280 TraceCheckUtils]: 12: Hoare triple {8904#true} ~j~0 := 0; {8911#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:36,876 INFO L280 TraceCheckUtils]: 13: Hoare triple {8911#(= 0 main_~j~0)} assume !!(~j~0 < 20); {8911#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:36,877 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 [2020-07-08 22:23:36,877 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 [2020-07-08 22:23:36,878 INFO L280 TraceCheckUtils]: 16: Hoare triple {8911#(= 0 main_~j~0)} havoc #t~nondet2; {8911#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:36,878 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 [2020-07-08 22:23:36,879 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 [2020-07-08 22:23:36,879 INFO L280 TraceCheckUtils]: 19: Hoare triple {8911#(= 0 main_~j~0)} havoc #t~nondet3; {8911#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:36,880 INFO L280 TraceCheckUtils]: 20: Hoare triple {8911#(= 0 main_~j~0)} #t~post1 := ~j~0; {8912#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:36,881 INFO L280 TraceCheckUtils]: 21: Hoare triple {8912#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {8913#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:36,881 INFO L280 TraceCheckUtils]: 22: Hoare triple {8913#(<= main_~j~0 1)} havoc #t~post1; {8913#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:36,882 INFO L280 TraceCheckUtils]: 23: Hoare triple {8913#(<= main_~j~0 1)} assume !!(~j~0 < 20); {8913#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:36,882 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 [2020-07-08 22:23:36,883 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 [2020-07-08 22:23:36,883 INFO L280 TraceCheckUtils]: 26: Hoare triple {8913#(<= main_~j~0 1)} havoc #t~nondet2; {8913#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:36,884 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 [2020-07-08 22:23:36,884 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 [2020-07-08 22:23:36,885 INFO L280 TraceCheckUtils]: 29: Hoare triple {8913#(<= main_~j~0 1)} havoc #t~nondet3; {8913#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:36,885 INFO L280 TraceCheckUtils]: 30: Hoare triple {8913#(<= main_~j~0 1)} #t~post1 := ~j~0; {8914#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:36,886 INFO L280 TraceCheckUtils]: 31: Hoare triple {8914#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {8915#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:36,886 INFO L280 TraceCheckUtils]: 32: Hoare triple {8915#(<= main_~j~0 2)} havoc #t~post1; {8915#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:36,887 INFO L280 TraceCheckUtils]: 33: Hoare triple {8915#(<= main_~j~0 2)} assume !!(~j~0 < 20); {8915#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:36,887 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 [2020-07-08 22:23:36,888 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 [2020-07-08 22:23:36,888 INFO L280 TraceCheckUtils]: 36: Hoare triple {8915#(<= main_~j~0 2)} havoc #t~nondet2; {8915#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:36,889 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 [2020-07-08 22:23:36,889 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 [2020-07-08 22:23:36,890 INFO L280 TraceCheckUtils]: 39: Hoare triple {8915#(<= main_~j~0 2)} havoc #t~nondet3; {8915#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:36,890 INFO L280 TraceCheckUtils]: 40: Hoare triple {8915#(<= main_~j~0 2)} #t~post1 := ~j~0; {8916#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:36,891 INFO L280 TraceCheckUtils]: 41: Hoare triple {8916#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {8917#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:36,892 INFO L280 TraceCheckUtils]: 42: Hoare triple {8917#(<= main_~j~0 3)} havoc #t~post1; {8917#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:36,892 INFO L280 TraceCheckUtils]: 43: Hoare triple {8917#(<= main_~j~0 3)} assume !!(~j~0 < 20); {8917#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:36,892 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 [2020-07-08 22:23:36,893 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 [2020-07-08 22:23:36,893 INFO L280 TraceCheckUtils]: 46: Hoare triple {8917#(<= main_~j~0 3)} havoc #t~nondet2; {8917#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:36,894 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 [2020-07-08 22:23:36,894 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 [2020-07-08 22:23:36,895 INFO L280 TraceCheckUtils]: 49: Hoare triple {8917#(<= main_~j~0 3)} havoc #t~nondet3; {8917#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:36,895 INFO L280 TraceCheckUtils]: 50: Hoare triple {8917#(<= main_~j~0 3)} #t~post1 := ~j~0; {8918#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:36,896 INFO L280 TraceCheckUtils]: 51: Hoare triple {8918#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {8919#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:36,897 INFO L280 TraceCheckUtils]: 52: Hoare triple {8919#(<= main_~j~0 4)} havoc #t~post1; {8919#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:36,897 INFO L280 TraceCheckUtils]: 53: Hoare triple {8919#(<= main_~j~0 4)} assume !!(~j~0 < 20); {8919#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:36,897 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 [2020-07-08 22:23:36,898 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 [2020-07-08 22:23:36,898 INFO L280 TraceCheckUtils]: 56: Hoare triple {8919#(<= main_~j~0 4)} havoc #t~nondet2; {8919#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:36,899 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 [2020-07-08 22:23:36,899 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 [2020-07-08 22:23:36,900 INFO L280 TraceCheckUtils]: 59: Hoare triple {8919#(<= main_~j~0 4)} havoc #t~nondet3; {8919#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:36,900 INFO L280 TraceCheckUtils]: 60: Hoare triple {8919#(<= main_~j~0 4)} #t~post1 := ~j~0; {8920#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:36,901 INFO L280 TraceCheckUtils]: 61: Hoare triple {8920#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {8921#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:36,902 INFO L280 TraceCheckUtils]: 62: Hoare triple {8921#(<= main_~j~0 5)} havoc #t~post1; {8921#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:36,902 INFO L280 TraceCheckUtils]: 63: Hoare triple {8921#(<= main_~j~0 5)} assume !!(~j~0 < 20); {8921#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:36,903 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 [2020-07-08 22:23:36,903 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 [2020-07-08 22:23:36,903 INFO L280 TraceCheckUtils]: 66: Hoare triple {8921#(<= main_~j~0 5)} havoc #t~nondet2; {8921#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:36,904 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 [2020-07-08 22:23:36,904 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 [2020-07-08 22:23:36,905 INFO L280 TraceCheckUtils]: 69: Hoare triple {8921#(<= main_~j~0 5)} havoc #t~nondet3; {8921#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:36,905 INFO L280 TraceCheckUtils]: 70: Hoare triple {8921#(<= main_~j~0 5)} #t~post1 := ~j~0; {8922#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:36,906 INFO L280 TraceCheckUtils]: 71: Hoare triple {8922#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {8923#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:36,907 INFO L280 TraceCheckUtils]: 72: Hoare triple {8923#(<= main_~j~0 6)} havoc #t~post1; {8923#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:36,907 INFO L280 TraceCheckUtils]: 73: Hoare triple {8923#(<= main_~j~0 6)} assume !!(~j~0 < 20); {8923#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:36,908 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 [2020-07-08 22:23:36,908 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 [2020-07-08 22:23:36,909 INFO L280 TraceCheckUtils]: 76: Hoare triple {8923#(<= main_~j~0 6)} havoc #t~nondet2; {8923#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:36,909 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 [2020-07-08 22:23:36,909 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 [2020-07-08 22:23:36,910 INFO L280 TraceCheckUtils]: 79: Hoare triple {8923#(<= main_~j~0 6)} havoc #t~nondet3; {8923#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:36,911 INFO L280 TraceCheckUtils]: 80: Hoare triple {8923#(<= main_~j~0 6)} #t~post1 := ~j~0; {8924#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:36,911 INFO L280 TraceCheckUtils]: 81: Hoare triple {8924#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {8925#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:36,912 INFO L280 TraceCheckUtils]: 82: Hoare triple {8925#(<= main_~j~0 7)} havoc #t~post1; {8925#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:36,913 INFO L280 TraceCheckUtils]: 83: Hoare triple {8925#(<= main_~j~0 7)} assume !!(~j~0 < 20); {8925#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:36,913 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 [2020-07-08 22:23:36,914 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 [2020-07-08 22:23:36,914 INFO L280 TraceCheckUtils]: 86: Hoare triple {8925#(<= main_~j~0 7)} havoc #t~nondet2; {8925#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:36,915 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 [2020-07-08 22:23:36,915 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 [2020-07-08 22:23:36,916 INFO L280 TraceCheckUtils]: 89: Hoare triple {8925#(<= main_~j~0 7)} havoc #t~nondet3; {8925#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:36,916 INFO L280 TraceCheckUtils]: 90: Hoare triple {8925#(<= main_~j~0 7)} #t~post1 := ~j~0; {8926#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:36,917 INFO L280 TraceCheckUtils]: 91: Hoare triple {8926#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {8927#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:36,918 INFO L280 TraceCheckUtils]: 92: Hoare triple {8927#(<= main_~j~0 8)} havoc #t~post1; {8927#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:36,918 INFO L280 TraceCheckUtils]: 93: Hoare triple {8927#(<= main_~j~0 8)} assume !!(~j~0 < 20); {8927#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:36,919 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 [2020-07-08 22:23:36,920 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 [2020-07-08 22:23:36,920 INFO L280 TraceCheckUtils]: 96: Hoare triple {8927#(<= main_~j~0 8)} havoc #t~nondet2; {8927#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:36,921 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 [2020-07-08 22:23:36,921 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 [2020-07-08 22:23:36,922 INFO L280 TraceCheckUtils]: 99: Hoare triple {8927#(<= main_~j~0 8)} havoc #t~nondet3; {8927#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:36,923 INFO L280 TraceCheckUtils]: 100: Hoare triple {8927#(<= main_~j~0 8)} #t~post1 := ~j~0; {8928#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:36,923 INFO L280 TraceCheckUtils]: 101: Hoare triple {8928#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {8929#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:36,924 INFO L280 TraceCheckUtils]: 102: Hoare triple {8929#(<= main_~j~0 9)} havoc #t~post1; {8929#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:36,924 INFO L280 TraceCheckUtils]: 103: Hoare triple {8929#(<= main_~j~0 9)} assume !!(~j~0 < 20); {8929#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:36,925 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 [2020-07-08 22:23:36,925 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 [2020-07-08 22:23:36,926 INFO L280 TraceCheckUtils]: 106: Hoare triple {8929#(<= main_~j~0 9)} havoc #t~nondet2; {8929#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:36,926 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 [2020-07-08 22:23:36,927 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 [2020-07-08 22:23:36,927 INFO L280 TraceCheckUtils]: 109: Hoare triple {8929#(<= main_~j~0 9)} havoc #t~nondet3; {8929#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:36,928 INFO L280 TraceCheckUtils]: 110: Hoare triple {8929#(<= main_~j~0 9)} #t~post1 := ~j~0; {8930#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:36,928 INFO L280 TraceCheckUtils]: 111: Hoare triple {8930#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {8931#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:36,929 INFO L280 TraceCheckUtils]: 112: Hoare triple {8931#(<= main_~j~0 10)} havoc #t~post1; {8931#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:36,929 INFO L280 TraceCheckUtils]: 113: Hoare triple {8931#(<= main_~j~0 10)} assume !!(~j~0 < 20); {8931#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:36,930 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 [2020-07-08 22:23:36,930 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 [2020-07-08 22:23:36,931 INFO L280 TraceCheckUtils]: 116: Hoare triple {8931#(<= main_~j~0 10)} havoc #t~nondet2; {8931#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:36,931 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 [2020-07-08 22:23:36,932 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 [2020-07-08 22:23:36,932 INFO L280 TraceCheckUtils]: 119: Hoare triple {8931#(<= main_~j~0 10)} havoc #t~nondet3; {8931#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:36,933 INFO L280 TraceCheckUtils]: 120: Hoare triple {8931#(<= main_~j~0 10)} #t~post1 := ~j~0; {8932#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:23:36,933 INFO L280 TraceCheckUtils]: 121: Hoare triple {8932#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {8933#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:36,934 INFO L280 TraceCheckUtils]: 122: Hoare triple {8933#(<= main_~j~0 11)} havoc #t~post1; {8933#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:36,934 INFO L280 TraceCheckUtils]: 123: Hoare triple {8933#(<= main_~j~0 11)} assume !(~j~0 < 20); {8905#false} is VALID [2020-07-08 22:23:36,934 INFO L280 TraceCheckUtils]: 124: Hoare triple {8905#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {8905#false} is VALID [2020-07-08 22:23:36,935 INFO L280 TraceCheckUtils]: 125: Hoare triple {8905#false} ~i~0 := #t~nondet4; {8905#false} is VALID [2020-07-08 22:23:36,935 INFO L280 TraceCheckUtils]: 126: Hoare triple {8905#false} havoc #t~nondet4; {8905#false} is VALID [2020-07-08 22:23:36,935 INFO L280 TraceCheckUtils]: 127: Hoare triple {8905#false} assume ~i~0 >= 0 && ~i~0 < 10; {8905#false} is VALID [2020-07-08 22:23:36,935 INFO L280 TraceCheckUtils]: 128: Hoare triple {8905#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {8905#false} is VALID [2020-07-08 22:23:36,935 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 [2020-07-08 22:23:36,936 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 [2020-07-08 22:23:36,936 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 [2020-07-08 22:23:36,936 INFO L280 TraceCheckUtils]: 132: Hoare triple {8905#false} ~i~0 := 10 + #t~mem5; {8905#false} is VALID [2020-07-08 22:23:36,936 INFO L280 TraceCheckUtils]: 133: Hoare triple {8905#false} havoc #t~mem5; {8905#false} is VALID [2020-07-08 22:23:36,936 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 [2020-07-08 22:23:36,936 INFO L280 TraceCheckUtils]: 135: Hoare triple {8905#false} assume !(~i~0 < #t~mem6); {8905#false} is VALID [2020-07-08 22:23:36,937 INFO L280 TraceCheckUtils]: 136: Hoare triple {8905#false} havoc #t~mem6; {8905#false} is VALID [2020-07-08 22:23:36,937 INFO L263 TraceCheckUtils]: 137: Hoare triple {8905#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {8904#true} is VALID [2020-07-08 22:23:36,937 INFO L280 TraceCheckUtils]: 138: Hoare triple {8904#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {8904#true} is VALID [2020-07-08 22:23:36,937 INFO L280 TraceCheckUtils]: 139: Hoare triple {8904#true} ~b := #in~b; {8904#true} is VALID [2020-07-08 22:23:36,937 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 [2020-07-08 22:23:36,938 INFO L280 TraceCheckUtils]: 141: Hoare triple {8904#true} #res := (if #t~mem0 == ~b then 1 else 0); {8904#true} is VALID [2020-07-08 22:23:36,938 INFO L280 TraceCheckUtils]: 142: Hoare triple {8904#true} havoc #t~mem0; {8904#true} is VALID [2020-07-08 22:23:36,938 INFO L280 TraceCheckUtils]: 143: Hoare triple {8904#true} assume true; {8904#true} is VALID [2020-07-08 22:23:36,938 INFO L275 TraceCheckUtils]: 144: Hoare quadruple {8904#true} {8905#false} #96#return; {8905#false} is VALID [2020-07-08 22:23:36,938 INFO L280 TraceCheckUtils]: 145: Hoare triple {8905#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {8905#false} is VALID [2020-07-08 22:23:36,938 INFO L280 TraceCheckUtils]: 146: Hoare triple {8905#false} assume 0 == #t~ret8; {8905#false} is VALID [2020-07-08 22:23:36,939 INFO L280 TraceCheckUtils]: 147: Hoare triple {8905#false} havoc #t~ret8; {8905#false} is VALID [2020-07-08 22:23:36,939 INFO L280 TraceCheckUtils]: 148: Hoare triple {8905#false} assume !false; {8905#false} is VALID [2020-07-08 22:23:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:36,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [170282521] [2020-07-08 22:23:36,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:36,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-07-08 22:23:36,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544156915] [2020-07-08 22:23:36,970 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 149 [2020-07-08 22:23:36,970 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:36,971 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states. [2020-07-08 22:23:37,134 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 149 edges. 149 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:37,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-07-08 22:23:37,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:37,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-07-08 22:23:37,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=480, Unknown=0, NotChecked=0, Total=650 [2020-07-08 22:23:37,135 INFO L87 Difference]: Start difference. First operand 154 states and 155 transitions. Second operand 26 states. [2020-07-08 22:23:38,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:38,480 INFO L93 Difference]: Finished difference Result 202 states and 204 transitions. [2020-07-08 22:23:38,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-07-08 22:23:38,481 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 149 [2020-07-08 22:23:38,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-07-08 22:23:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 204 transitions. [2020-07-08 22:23:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-07-08 22:23:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 204 transitions. [2020-07-08 22:23:38,493 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 204 transitions. [2020-07-08 22:23:38,799 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 204 edges. 204 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:38,804 INFO L225 Difference]: With dead ends: 202 [2020-07-08 22:23:38,804 INFO L226 Difference]: Without dead ends: 172 [2020-07-08 22:23:38,808 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=720, Invalid=1536, Unknown=0, NotChecked=0, Total=2256 [2020-07-08 22:23:38,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-07-08 22:23:38,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 164. [2020-07-08 22:23:38,936 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:38,937 INFO L82 GeneralOperation]: Start isEquivalent. First operand 172 states. Second operand 164 states. [2020-07-08 22:23:38,937 INFO L74 IsIncluded]: Start isIncluded. First operand 172 states. Second operand 164 states. [2020-07-08 22:23:38,937 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 164 states. [2020-07-08 22:23:38,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:38,941 INFO L93 Difference]: Finished difference Result 172 states and 173 transitions. [2020-07-08 22:23:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 173 transitions. [2020-07-08 22:23:38,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:38,942 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:38,942 INFO L74 IsIncluded]: Start isIncluded. First operand 164 states. Second operand 172 states. [2020-07-08 22:23:38,942 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 172 states. [2020-07-08 22:23:38,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:38,947 INFO L93 Difference]: Finished difference Result 172 states and 173 transitions. [2020-07-08 22:23:38,947 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 173 transitions. [2020-07-08 22:23:38,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:38,948 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:38,948 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:38,948 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:38,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-07-08 22:23:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 165 transitions. [2020-07-08 22:23:38,952 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 165 transitions. Word has length 149 [2020-07-08 22:23:38,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:38,952 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 165 transitions. [2020-07-08 22:23:38,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-07-08 22:23:38,953 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 164 states and 165 transitions. [2020-07-08 22:23:39,130 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 165 edges. 165 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:39,130 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 165 transitions. [2020-07-08 22:23:39,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-07-08 22:23:39,132 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:39,132 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] [2020-07-08 22:23:39,132 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-07-08 22:23:39,133 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:39,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:39,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1146876909, now seen corresponding path program 12 times [2020-07-08 22:23:39,133 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:39,134 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [535551226] [2020-07-08 22:23:39,134 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:39,604 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 [2020-07-08 22:23:39,605 INFO L280 TraceCheckUtils]: 1: Hoare triple {10064#true} #valid := #valid[0 := 0]; {10064#true} is VALID [2020-07-08 22:23:39,605 INFO L280 TraceCheckUtils]: 2: Hoare triple {10064#true} assume 0 < #StackHeapBarrier; {10064#true} is VALID [2020-07-08 22:23:39,605 INFO L280 TraceCheckUtils]: 3: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-08 22:23:39,605 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10064#true} {10064#true} #92#return; {10064#true} is VALID [2020-07-08 22:23:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:39,609 INFO L280 TraceCheckUtils]: 0: Hoare triple {10064#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {10064#true} is VALID [2020-07-08 22:23:39,609 INFO L280 TraceCheckUtils]: 1: Hoare triple {10064#true} ~b := #in~b; {10064#true} is VALID [2020-07-08 22:23:39,609 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 [2020-07-08 22:23:39,610 INFO L280 TraceCheckUtils]: 3: Hoare triple {10064#true} #res := (if #t~mem0 == ~b then 1 else 0); {10064#true} is VALID [2020-07-08 22:23:39,610 INFO L280 TraceCheckUtils]: 4: Hoare triple {10064#true} havoc #t~mem0; {10064#true} is VALID [2020-07-08 22:23:39,610 INFO L280 TraceCheckUtils]: 5: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-08 22:23:39,610 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {10064#true} {10065#false} #96#return; {10065#false} is VALID [2020-07-08 22:23:39,625 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 [2020-07-08 22:23:39,626 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 [2020-07-08 22:23:39,626 INFO L280 TraceCheckUtils]: 2: Hoare triple {10064#true} #valid := #valid[0 := 0]; {10064#true} is VALID [2020-07-08 22:23:39,626 INFO L280 TraceCheckUtils]: 3: Hoare triple {10064#true} assume 0 < #StackHeapBarrier; {10064#true} is VALID [2020-07-08 22:23:39,626 INFO L280 TraceCheckUtils]: 4: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-08 22:23:39,627 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {10064#true} {10064#true} #92#return; {10064#true} is VALID [2020-07-08 22:23:39,627 INFO L263 TraceCheckUtils]: 6: Hoare triple {10064#true} call #t~ret9 := main(); {10064#true} is VALID [2020-07-08 22:23:39,627 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 [2020-07-08 22:23:39,627 INFO L280 TraceCheckUtils]: 8: Hoare triple {10064#true} havoc ~ad2~0.base, ~ad2~0.offset; {10064#true} is VALID [2020-07-08 22:23:39,627 INFO L280 TraceCheckUtils]: 9: Hoare triple {10064#true} havoc ~i~0; {10064#true} is VALID [2020-07-08 22:23:39,627 INFO L280 TraceCheckUtils]: 10: Hoare triple {10064#true} havoc ~j~0; {10064#true} is VALID [2020-07-08 22:23:39,628 INFO L280 TraceCheckUtils]: 11: Hoare triple {10064#true} havoc ~pa~0.base, ~pa~0.offset; {10064#true} is VALID [2020-07-08 22:23:39,628 INFO L280 TraceCheckUtils]: 12: Hoare triple {10064#true} ~j~0 := 0; {10071#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:39,629 INFO L280 TraceCheckUtils]: 13: Hoare triple {10071#(= 0 main_~j~0)} assume !!(~j~0 < 20); {10071#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:39,629 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 [2020-07-08 22:23:39,630 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 [2020-07-08 22:23:39,630 INFO L280 TraceCheckUtils]: 16: Hoare triple {10071#(= 0 main_~j~0)} havoc #t~nondet2; {10071#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:39,631 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 [2020-07-08 22:23:39,631 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 [2020-07-08 22:23:39,632 INFO L280 TraceCheckUtils]: 19: Hoare triple {10071#(= 0 main_~j~0)} havoc #t~nondet3; {10071#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:39,632 INFO L280 TraceCheckUtils]: 20: Hoare triple {10071#(= 0 main_~j~0)} #t~post1 := ~j~0; {10072#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:39,633 INFO L280 TraceCheckUtils]: 21: Hoare triple {10072#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {10073#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:39,633 INFO L280 TraceCheckUtils]: 22: Hoare triple {10073#(<= main_~j~0 1)} havoc #t~post1; {10073#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:39,634 INFO L280 TraceCheckUtils]: 23: Hoare triple {10073#(<= main_~j~0 1)} assume !!(~j~0 < 20); {10073#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:39,635 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 [2020-07-08 22:23:39,635 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 [2020-07-08 22:23:39,636 INFO L280 TraceCheckUtils]: 26: Hoare triple {10073#(<= main_~j~0 1)} havoc #t~nondet2; {10073#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:39,636 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 [2020-07-08 22:23:39,637 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 [2020-07-08 22:23:39,637 INFO L280 TraceCheckUtils]: 29: Hoare triple {10073#(<= main_~j~0 1)} havoc #t~nondet3; {10073#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:39,638 INFO L280 TraceCheckUtils]: 30: Hoare triple {10073#(<= main_~j~0 1)} #t~post1 := ~j~0; {10074#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:39,638 INFO L280 TraceCheckUtils]: 31: Hoare triple {10074#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {10075#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:39,639 INFO L280 TraceCheckUtils]: 32: Hoare triple {10075#(<= main_~j~0 2)} havoc #t~post1; {10075#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:39,639 INFO L280 TraceCheckUtils]: 33: Hoare triple {10075#(<= main_~j~0 2)} assume !!(~j~0 < 20); {10075#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:39,640 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 [2020-07-08 22:23:39,640 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 [2020-07-08 22:23:39,641 INFO L280 TraceCheckUtils]: 36: Hoare triple {10075#(<= main_~j~0 2)} havoc #t~nondet2; {10075#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:39,641 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 [2020-07-08 22:23:39,642 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 [2020-07-08 22:23:39,642 INFO L280 TraceCheckUtils]: 39: Hoare triple {10075#(<= main_~j~0 2)} havoc #t~nondet3; {10075#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:39,643 INFO L280 TraceCheckUtils]: 40: Hoare triple {10075#(<= main_~j~0 2)} #t~post1 := ~j~0; {10076#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:39,644 INFO L280 TraceCheckUtils]: 41: Hoare triple {10076#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {10077#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:39,644 INFO L280 TraceCheckUtils]: 42: Hoare triple {10077#(<= main_~j~0 3)} havoc #t~post1; {10077#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:39,645 INFO L280 TraceCheckUtils]: 43: Hoare triple {10077#(<= main_~j~0 3)} assume !!(~j~0 < 20); {10077#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:39,645 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 [2020-07-08 22:23:39,646 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 [2020-07-08 22:23:39,646 INFO L280 TraceCheckUtils]: 46: Hoare triple {10077#(<= main_~j~0 3)} havoc #t~nondet2; {10077#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:39,647 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 [2020-07-08 22:23:39,647 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 [2020-07-08 22:23:39,648 INFO L280 TraceCheckUtils]: 49: Hoare triple {10077#(<= main_~j~0 3)} havoc #t~nondet3; {10077#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:39,648 INFO L280 TraceCheckUtils]: 50: Hoare triple {10077#(<= main_~j~0 3)} #t~post1 := ~j~0; {10078#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:39,649 INFO L280 TraceCheckUtils]: 51: Hoare triple {10078#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {10079#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:39,650 INFO L280 TraceCheckUtils]: 52: Hoare triple {10079#(<= main_~j~0 4)} havoc #t~post1; {10079#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:39,650 INFO L280 TraceCheckUtils]: 53: Hoare triple {10079#(<= main_~j~0 4)} assume !!(~j~0 < 20); {10079#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:39,651 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 [2020-07-08 22:23:39,651 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 [2020-07-08 22:23:39,652 INFO L280 TraceCheckUtils]: 56: Hoare triple {10079#(<= main_~j~0 4)} havoc #t~nondet2; {10079#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:39,652 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 [2020-07-08 22:23:39,653 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 [2020-07-08 22:23:39,653 INFO L280 TraceCheckUtils]: 59: Hoare triple {10079#(<= main_~j~0 4)} havoc #t~nondet3; {10079#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:39,654 INFO L280 TraceCheckUtils]: 60: Hoare triple {10079#(<= main_~j~0 4)} #t~post1 := ~j~0; {10080#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:39,655 INFO L280 TraceCheckUtils]: 61: Hoare triple {10080#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {10081#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:39,655 INFO L280 TraceCheckUtils]: 62: Hoare triple {10081#(<= main_~j~0 5)} havoc #t~post1; {10081#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:39,656 INFO L280 TraceCheckUtils]: 63: Hoare triple {10081#(<= main_~j~0 5)} assume !!(~j~0 < 20); {10081#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:39,656 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 [2020-07-08 22:23:39,657 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 [2020-07-08 22:23:39,657 INFO L280 TraceCheckUtils]: 66: Hoare triple {10081#(<= main_~j~0 5)} havoc #t~nondet2; {10081#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:39,658 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 [2020-07-08 22:23:39,658 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 [2020-07-08 22:23:39,659 INFO L280 TraceCheckUtils]: 69: Hoare triple {10081#(<= main_~j~0 5)} havoc #t~nondet3; {10081#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:39,659 INFO L280 TraceCheckUtils]: 70: Hoare triple {10081#(<= main_~j~0 5)} #t~post1 := ~j~0; {10082#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:39,660 INFO L280 TraceCheckUtils]: 71: Hoare triple {10082#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {10083#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:39,660 INFO L280 TraceCheckUtils]: 72: Hoare triple {10083#(<= main_~j~0 6)} havoc #t~post1; {10083#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:39,661 INFO L280 TraceCheckUtils]: 73: Hoare triple {10083#(<= main_~j~0 6)} assume !!(~j~0 < 20); {10083#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:39,661 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 [2020-07-08 22:23:39,662 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 [2020-07-08 22:23:39,662 INFO L280 TraceCheckUtils]: 76: Hoare triple {10083#(<= main_~j~0 6)} havoc #t~nondet2; {10083#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:39,663 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 [2020-07-08 22:23:39,663 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 [2020-07-08 22:23:39,664 INFO L280 TraceCheckUtils]: 79: Hoare triple {10083#(<= main_~j~0 6)} havoc #t~nondet3; {10083#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:39,664 INFO L280 TraceCheckUtils]: 80: Hoare triple {10083#(<= main_~j~0 6)} #t~post1 := ~j~0; {10084#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:39,665 INFO L280 TraceCheckUtils]: 81: Hoare triple {10084#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {10085#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:39,666 INFO L280 TraceCheckUtils]: 82: Hoare triple {10085#(<= main_~j~0 7)} havoc #t~post1; {10085#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:39,666 INFO L280 TraceCheckUtils]: 83: Hoare triple {10085#(<= main_~j~0 7)} assume !!(~j~0 < 20); {10085#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:39,667 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 [2020-07-08 22:23:39,667 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 [2020-07-08 22:23:39,668 INFO L280 TraceCheckUtils]: 86: Hoare triple {10085#(<= main_~j~0 7)} havoc #t~nondet2; {10085#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:39,668 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 [2020-07-08 22:23:39,669 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 [2020-07-08 22:23:39,669 INFO L280 TraceCheckUtils]: 89: Hoare triple {10085#(<= main_~j~0 7)} havoc #t~nondet3; {10085#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:39,670 INFO L280 TraceCheckUtils]: 90: Hoare triple {10085#(<= main_~j~0 7)} #t~post1 := ~j~0; {10086#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:39,671 INFO L280 TraceCheckUtils]: 91: Hoare triple {10086#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {10087#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:39,671 INFO L280 TraceCheckUtils]: 92: Hoare triple {10087#(<= main_~j~0 8)} havoc #t~post1; {10087#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:39,672 INFO L280 TraceCheckUtils]: 93: Hoare triple {10087#(<= main_~j~0 8)} assume !!(~j~0 < 20); {10087#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:39,672 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 [2020-07-08 22:23:39,673 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 [2020-07-08 22:23:39,673 INFO L280 TraceCheckUtils]: 96: Hoare triple {10087#(<= main_~j~0 8)} havoc #t~nondet2; {10087#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:39,674 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 [2020-07-08 22:23:39,675 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 [2020-07-08 22:23:39,675 INFO L280 TraceCheckUtils]: 99: Hoare triple {10087#(<= main_~j~0 8)} havoc #t~nondet3; {10087#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:39,676 INFO L280 TraceCheckUtils]: 100: Hoare triple {10087#(<= main_~j~0 8)} #t~post1 := ~j~0; {10088#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:39,676 INFO L280 TraceCheckUtils]: 101: Hoare triple {10088#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {10089#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:39,677 INFO L280 TraceCheckUtils]: 102: Hoare triple {10089#(<= main_~j~0 9)} havoc #t~post1; {10089#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:39,678 INFO L280 TraceCheckUtils]: 103: Hoare triple {10089#(<= main_~j~0 9)} assume !!(~j~0 < 20); {10089#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:39,678 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 [2020-07-08 22:23:39,679 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 [2020-07-08 22:23:39,679 INFO L280 TraceCheckUtils]: 106: Hoare triple {10089#(<= main_~j~0 9)} havoc #t~nondet2; {10089#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:39,680 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 [2020-07-08 22:23:39,680 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 [2020-07-08 22:23:39,681 INFO L280 TraceCheckUtils]: 109: Hoare triple {10089#(<= main_~j~0 9)} havoc #t~nondet3; {10089#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:39,681 INFO L280 TraceCheckUtils]: 110: Hoare triple {10089#(<= main_~j~0 9)} #t~post1 := ~j~0; {10090#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:39,682 INFO L280 TraceCheckUtils]: 111: Hoare triple {10090#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {10091#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:39,682 INFO L280 TraceCheckUtils]: 112: Hoare triple {10091#(<= main_~j~0 10)} havoc #t~post1; {10091#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:39,683 INFO L280 TraceCheckUtils]: 113: Hoare triple {10091#(<= main_~j~0 10)} assume !!(~j~0 < 20); {10091#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:39,683 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 [2020-07-08 22:23:39,684 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 [2020-07-08 22:23:39,684 INFO L280 TraceCheckUtils]: 116: Hoare triple {10091#(<= main_~j~0 10)} havoc #t~nondet2; {10091#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:39,685 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 [2020-07-08 22:23:39,685 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 [2020-07-08 22:23:39,686 INFO L280 TraceCheckUtils]: 119: Hoare triple {10091#(<= main_~j~0 10)} havoc #t~nondet3; {10091#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:39,687 INFO L280 TraceCheckUtils]: 120: Hoare triple {10091#(<= main_~j~0 10)} #t~post1 := ~j~0; {10092#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:23:39,687 INFO L280 TraceCheckUtils]: 121: Hoare triple {10092#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {10093#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:39,688 INFO L280 TraceCheckUtils]: 122: Hoare triple {10093#(<= main_~j~0 11)} havoc #t~post1; {10093#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:39,688 INFO L280 TraceCheckUtils]: 123: Hoare triple {10093#(<= main_~j~0 11)} assume !!(~j~0 < 20); {10093#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:39,689 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 [2020-07-08 22:23:39,689 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 [2020-07-08 22:23:39,690 INFO L280 TraceCheckUtils]: 126: Hoare triple {10093#(<= main_~j~0 11)} havoc #t~nondet2; {10093#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:39,690 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 [2020-07-08 22:23:39,691 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 [2020-07-08 22:23:39,691 INFO L280 TraceCheckUtils]: 129: Hoare triple {10093#(<= main_~j~0 11)} havoc #t~nondet3; {10093#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:39,692 INFO L280 TraceCheckUtils]: 130: Hoare triple {10093#(<= main_~j~0 11)} #t~post1 := ~j~0; {10094#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:23:39,693 INFO L280 TraceCheckUtils]: 131: Hoare triple {10094#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {10095#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:39,693 INFO L280 TraceCheckUtils]: 132: Hoare triple {10095#(<= main_~j~0 12)} havoc #t~post1; {10095#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:39,694 INFO L280 TraceCheckUtils]: 133: Hoare triple {10095#(<= main_~j~0 12)} assume !(~j~0 < 20); {10065#false} is VALID [2020-07-08 22:23:39,694 INFO L280 TraceCheckUtils]: 134: Hoare triple {10065#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {10065#false} is VALID [2020-07-08 22:23:39,694 INFO L280 TraceCheckUtils]: 135: Hoare triple {10065#false} ~i~0 := #t~nondet4; {10065#false} is VALID [2020-07-08 22:23:39,694 INFO L280 TraceCheckUtils]: 136: Hoare triple {10065#false} havoc #t~nondet4; {10065#false} is VALID [2020-07-08 22:23:39,694 INFO L280 TraceCheckUtils]: 137: Hoare triple {10065#false} assume ~i~0 >= 0 && ~i~0 < 10; {10065#false} is VALID [2020-07-08 22:23:39,695 INFO L280 TraceCheckUtils]: 138: Hoare triple {10065#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {10065#false} is VALID [2020-07-08 22:23:39,695 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 [2020-07-08 22:23:39,695 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 [2020-07-08 22:23:39,695 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 [2020-07-08 22:23:39,695 INFO L280 TraceCheckUtils]: 142: Hoare triple {10065#false} ~i~0 := 10 + #t~mem5; {10065#false} is VALID [2020-07-08 22:23:39,695 INFO L280 TraceCheckUtils]: 143: Hoare triple {10065#false} havoc #t~mem5; {10065#false} is VALID [2020-07-08 22:23:39,695 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 [2020-07-08 22:23:39,695 INFO L280 TraceCheckUtils]: 145: Hoare triple {10065#false} assume !(~i~0 < #t~mem6); {10065#false} is VALID [2020-07-08 22:23:39,696 INFO L280 TraceCheckUtils]: 146: Hoare triple {10065#false} havoc #t~mem6; {10065#false} is VALID [2020-07-08 22:23:39,696 INFO L263 TraceCheckUtils]: 147: Hoare triple {10065#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {10064#true} is VALID [2020-07-08 22:23:39,696 INFO L280 TraceCheckUtils]: 148: Hoare triple {10064#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {10064#true} is VALID [2020-07-08 22:23:39,696 INFO L280 TraceCheckUtils]: 149: Hoare triple {10064#true} ~b := #in~b; {10064#true} is VALID [2020-07-08 22:23:39,696 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 [2020-07-08 22:23:39,696 INFO L280 TraceCheckUtils]: 151: Hoare triple {10064#true} #res := (if #t~mem0 == ~b then 1 else 0); {10064#true} is VALID [2020-07-08 22:23:39,696 INFO L280 TraceCheckUtils]: 152: Hoare triple {10064#true} havoc #t~mem0; {10064#true} is VALID [2020-07-08 22:23:39,696 INFO L280 TraceCheckUtils]: 153: Hoare triple {10064#true} assume true; {10064#true} is VALID [2020-07-08 22:23:39,697 INFO L275 TraceCheckUtils]: 154: Hoare quadruple {10064#true} {10065#false} #96#return; {10065#false} is VALID [2020-07-08 22:23:39,697 INFO L280 TraceCheckUtils]: 155: Hoare triple {10065#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {10065#false} is VALID [2020-07-08 22:23:39,697 INFO L280 TraceCheckUtils]: 156: Hoare triple {10065#false} assume 0 == #t~ret8; {10065#false} is VALID [2020-07-08 22:23:39,697 INFO L280 TraceCheckUtils]: 157: Hoare triple {10065#false} havoc #t~ret8; {10065#false} is VALID [2020-07-08 22:23:39,697 INFO L280 TraceCheckUtils]: 158: Hoare triple {10065#false} assume !false; {10065#false} is VALID [2020-07-08 22:23:39,716 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:39,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [535551226] [2020-07-08 22:23:39,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:39,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-07-08 22:23:39,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629270717] [2020-07-08 22:23:39,718 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 159 [2020-07-08 22:23:39,718 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:39,718 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states. [2020-07-08 22:23:39,900 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:39,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-07-08 22:23:39,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:39,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-07-08 22:23:39,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=559, Unknown=0, NotChecked=0, Total=756 [2020-07-08 22:23:39,902 INFO L87 Difference]: Start difference. First operand 164 states and 165 transitions. Second operand 28 states. [2020-07-08 22:23:41,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:41,903 INFO L93 Difference]: Finished difference Result 212 states and 214 transitions. [2020-07-08 22:23:41,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-07-08 22:23:41,903 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 159 [2020-07-08 22:23:41,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-08 22:23:41,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 214 transitions. [2020-07-08 22:23:41,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-08 22:23:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 214 transitions. [2020-07-08 22:23:41,909 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 40 states and 214 transitions. [2020-07-08 22:23:42,135 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 214 edges. 214 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:42,140 INFO L225 Difference]: With dead ends: 212 [2020-07-08 22:23:42,141 INFO L226 Difference]: Without dead ends: 182 [2020-07-08 22:23:42,144 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 [2020-07-08 22:23:42,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-07-08 22:23:42,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 174. [2020-07-08 22:23:42,296 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:42,296 INFO L82 GeneralOperation]: Start isEquivalent. First operand 182 states. Second operand 174 states. [2020-07-08 22:23:42,296 INFO L74 IsIncluded]: Start isIncluded. First operand 182 states. Second operand 174 states. [2020-07-08 22:23:42,296 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 174 states. [2020-07-08 22:23:42,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:42,301 INFO L93 Difference]: Finished difference Result 182 states and 183 transitions. [2020-07-08 22:23:42,301 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 183 transitions. [2020-07-08 22:23:42,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:42,302 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:42,302 INFO L74 IsIncluded]: Start isIncluded. First operand 174 states. Second operand 182 states. [2020-07-08 22:23:42,302 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 182 states. [2020-07-08 22:23:42,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:42,306 INFO L93 Difference]: Finished difference Result 182 states and 183 transitions. [2020-07-08 22:23:42,307 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 183 transitions. [2020-07-08 22:23:42,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:42,307 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:42,308 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:42,308 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:42,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-07-08 22:23:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 175 transitions. [2020-07-08 22:23:42,312 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 175 transitions. Word has length 159 [2020-07-08 22:23:42,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:42,312 INFO L479 AbstractCegarLoop]: Abstraction has 174 states and 175 transitions. [2020-07-08 22:23:42,313 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-07-08 22:23:42,313 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 174 states and 175 transitions. [2020-07-08 22:23:42,490 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 175 edges. 175 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 175 transitions. [2020-07-08 22:23:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-07-08 22:23:42,492 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:42,492 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] [2020-07-08 22:23:42,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-07-08 22:23:42,493 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:42,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:42,493 INFO L82 PathProgramCache]: Analyzing trace with hash 2141775571, now seen corresponding path program 13 times [2020-07-08 22:23:42,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:42,494 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724637960] [2020-07-08 22:23:42,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:43,020 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 [2020-07-08 22:23:43,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {11290#true} #valid := #valid[0 := 0]; {11290#true} is VALID [2020-07-08 22:23:43,021 INFO L280 TraceCheckUtils]: 2: Hoare triple {11290#true} assume 0 < #StackHeapBarrier; {11290#true} is VALID [2020-07-08 22:23:43,021 INFO L280 TraceCheckUtils]: 3: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-08 22:23:43,021 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {11290#true} {11290#true} #92#return; {11290#true} is VALID [2020-07-08 22:23:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:43,033 INFO L280 TraceCheckUtils]: 0: Hoare triple {11290#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {11290#true} is VALID [2020-07-08 22:23:43,033 INFO L280 TraceCheckUtils]: 1: Hoare triple {11290#true} ~b := #in~b; {11290#true} is VALID [2020-07-08 22:23:43,034 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 [2020-07-08 22:23:43,034 INFO L280 TraceCheckUtils]: 3: Hoare triple {11290#true} #res := (if #t~mem0 == ~b then 1 else 0); {11290#true} is VALID [2020-07-08 22:23:43,034 INFO L280 TraceCheckUtils]: 4: Hoare triple {11290#true} havoc #t~mem0; {11290#true} is VALID [2020-07-08 22:23:43,034 INFO L280 TraceCheckUtils]: 5: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-08 22:23:43,034 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {11290#true} {11291#false} #96#return; {11291#false} is VALID [2020-07-08 22:23:43,037 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 [2020-07-08 22:23:43,037 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 [2020-07-08 22:23:43,037 INFO L280 TraceCheckUtils]: 2: Hoare triple {11290#true} #valid := #valid[0 := 0]; {11290#true} is VALID [2020-07-08 22:23:43,038 INFO L280 TraceCheckUtils]: 3: Hoare triple {11290#true} assume 0 < #StackHeapBarrier; {11290#true} is VALID [2020-07-08 22:23:43,038 INFO L280 TraceCheckUtils]: 4: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-08 22:23:43,038 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11290#true} {11290#true} #92#return; {11290#true} is VALID [2020-07-08 22:23:43,038 INFO L263 TraceCheckUtils]: 6: Hoare triple {11290#true} call #t~ret9 := main(); {11290#true} is VALID [2020-07-08 22:23:43,038 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 [2020-07-08 22:23:43,039 INFO L280 TraceCheckUtils]: 8: Hoare triple {11290#true} havoc ~ad2~0.base, ~ad2~0.offset; {11290#true} is VALID [2020-07-08 22:23:43,039 INFO L280 TraceCheckUtils]: 9: Hoare triple {11290#true} havoc ~i~0; {11290#true} is VALID [2020-07-08 22:23:43,039 INFO L280 TraceCheckUtils]: 10: Hoare triple {11290#true} havoc ~j~0; {11290#true} is VALID [2020-07-08 22:23:43,039 INFO L280 TraceCheckUtils]: 11: Hoare triple {11290#true} havoc ~pa~0.base, ~pa~0.offset; {11290#true} is VALID [2020-07-08 22:23:43,040 INFO L280 TraceCheckUtils]: 12: Hoare triple {11290#true} ~j~0 := 0; {11297#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:43,040 INFO L280 TraceCheckUtils]: 13: Hoare triple {11297#(= 0 main_~j~0)} assume !!(~j~0 < 20); {11297#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:43,041 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 [2020-07-08 22:23:43,041 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 [2020-07-08 22:23:43,042 INFO L280 TraceCheckUtils]: 16: Hoare triple {11297#(= 0 main_~j~0)} havoc #t~nondet2; {11297#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:43,042 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 [2020-07-08 22:23:43,043 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 [2020-07-08 22:23:43,043 INFO L280 TraceCheckUtils]: 19: Hoare triple {11297#(= 0 main_~j~0)} havoc #t~nondet3; {11297#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:43,044 INFO L280 TraceCheckUtils]: 20: Hoare triple {11297#(= 0 main_~j~0)} #t~post1 := ~j~0; {11298#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:43,044 INFO L280 TraceCheckUtils]: 21: Hoare triple {11298#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {11299#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:43,045 INFO L280 TraceCheckUtils]: 22: Hoare triple {11299#(<= main_~j~0 1)} havoc #t~post1; {11299#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:43,045 INFO L280 TraceCheckUtils]: 23: Hoare triple {11299#(<= main_~j~0 1)} assume !!(~j~0 < 20); {11299#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:43,046 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 [2020-07-08 22:23:43,046 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 [2020-07-08 22:23:43,047 INFO L280 TraceCheckUtils]: 26: Hoare triple {11299#(<= main_~j~0 1)} havoc #t~nondet2; {11299#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:43,047 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 [2020-07-08 22:23:43,048 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 [2020-07-08 22:23:43,048 INFO L280 TraceCheckUtils]: 29: Hoare triple {11299#(<= main_~j~0 1)} havoc #t~nondet3; {11299#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:43,049 INFO L280 TraceCheckUtils]: 30: Hoare triple {11299#(<= main_~j~0 1)} #t~post1 := ~j~0; {11300#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:43,049 INFO L280 TraceCheckUtils]: 31: Hoare triple {11300#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {11301#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:43,050 INFO L280 TraceCheckUtils]: 32: Hoare triple {11301#(<= main_~j~0 2)} havoc #t~post1; {11301#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:43,053 INFO L280 TraceCheckUtils]: 33: Hoare triple {11301#(<= main_~j~0 2)} assume !!(~j~0 < 20); {11301#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:43,054 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 [2020-07-08 22:23:43,054 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 [2020-07-08 22:23:43,055 INFO L280 TraceCheckUtils]: 36: Hoare triple {11301#(<= main_~j~0 2)} havoc #t~nondet2; {11301#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:43,055 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 [2020-07-08 22:23:43,056 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 [2020-07-08 22:23:43,056 INFO L280 TraceCheckUtils]: 39: Hoare triple {11301#(<= main_~j~0 2)} havoc #t~nondet3; {11301#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:43,057 INFO L280 TraceCheckUtils]: 40: Hoare triple {11301#(<= main_~j~0 2)} #t~post1 := ~j~0; {11302#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:43,058 INFO L280 TraceCheckUtils]: 41: Hoare triple {11302#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {11303#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:43,058 INFO L280 TraceCheckUtils]: 42: Hoare triple {11303#(<= main_~j~0 3)} havoc #t~post1; {11303#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:43,059 INFO L280 TraceCheckUtils]: 43: Hoare triple {11303#(<= main_~j~0 3)} assume !!(~j~0 < 20); {11303#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:43,059 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 [2020-07-08 22:23:43,060 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 [2020-07-08 22:23:43,061 INFO L280 TraceCheckUtils]: 46: Hoare triple {11303#(<= main_~j~0 3)} havoc #t~nondet2; {11303#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:43,061 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 [2020-07-08 22:23:43,062 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 [2020-07-08 22:23:43,062 INFO L280 TraceCheckUtils]: 49: Hoare triple {11303#(<= main_~j~0 3)} havoc #t~nondet3; {11303#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:43,063 INFO L280 TraceCheckUtils]: 50: Hoare triple {11303#(<= main_~j~0 3)} #t~post1 := ~j~0; {11304#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:43,063 INFO L280 TraceCheckUtils]: 51: Hoare triple {11304#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {11305#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:43,064 INFO L280 TraceCheckUtils]: 52: Hoare triple {11305#(<= main_~j~0 4)} havoc #t~post1; {11305#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:43,064 INFO L280 TraceCheckUtils]: 53: Hoare triple {11305#(<= main_~j~0 4)} assume !!(~j~0 < 20); {11305#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:43,065 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 [2020-07-08 22:23:43,065 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 [2020-07-08 22:23:43,066 INFO L280 TraceCheckUtils]: 56: Hoare triple {11305#(<= main_~j~0 4)} havoc #t~nondet2; {11305#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:43,066 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 [2020-07-08 22:23:43,067 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 [2020-07-08 22:23:43,067 INFO L280 TraceCheckUtils]: 59: Hoare triple {11305#(<= main_~j~0 4)} havoc #t~nondet3; {11305#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:43,068 INFO L280 TraceCheckUtils]: 60: Hoare triple {11305#(<= main_~j~0 4)} #t~post1 := ~j~0; {11306#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:43,069 INFO L280 TraceCheckUtils]: 61: Hoare triple {11306#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {11307#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:43,069 INFO L280 TraceCheckUtils]: 62: Hoare triple {11307#(<= main_~j~0 5)} havoc #t~post1; {11307#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:43,069 INFO L280 TraceCheckUtils]: 63: Hoare triple {11307#(<= main_~j~0 5)} assume !!(~j~0 < 20); {11307#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:43,070 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 [2020-07-08 22:23:43,070 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 [2020-07-08 22:23:43,071 INFO L280 TraceCheckUtils]: 66: Hoare triple {11307#(<= main_~j~0 5)} havoc #t~nondet2; {11307#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:43,071 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 [2020-07-08 22:23:43,072 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 [2020-07-08 22:23:43,072 INFO L280 TraceCheckUtils]: 69: Hoare triple {11307#(<= main_~j~0 5)} havoc #t~nondet3; {11307#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:43,073 INFO L280 TraceCheckUtils]: 70: Hoare triple {11307#(<= main_~j~0 5)} #t~post1 := ~j~0; {11308#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:43,074 INFO L280 TraceCheckUtils]: 71: Hoare triple {11308#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {11309#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:43,074 INFO L280 TraceCheckUtils]: 72: Hoare triple {11309#(<= main_~j~0 6)} havoc #t~post1; {11309#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:43,075 INFO L280 TraceCheckUtils]: 73: Hoare triple {11309#(<= main_~j~0 6)} assume !!(~j~0 < 20); {11309#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:43,075 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 [2020-07-08 22:23:43,076 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 [2020-07-08 22:23:43,076 INFO L280 TraceCheckUtils]: 76: Hoare triple {11309#(<= main_~j~0 6)} havoc #t~nondet2; {11309#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:43,077 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 [2020-07-08 22:23:43,077 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 [2020-07-08 22:23:43,078 INFO L280 TraceCheckUtils]: 79: Hoare triple {11309#(<= main_~j~0 6)} havoc #t~nondet3; {11309#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:43,078 INFO L280 TraceCheckUtils]: 80: Hoare triple {11309#(<= main_~j~0 6)} #t~post1 := ~j~0; {11310#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:43,079 INFO L280 TraceCheckUtils]: 81: Hoare triple {11310#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {11311#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:43,079 INFO L280 TraceCheckUtils]: 82: Hoare triple {11311#(<= main_~j~0 7)} havoc #t~post1; {11311#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:43,080 INFO L280 TraceCheckUtils]: 83: Hoare triple {11311#(<= main_~j~0 7)} assume !!(~j~0 < 20); {11311#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:43,080 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 [2020-07-08 22:23:43,081 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 [2020-07-08 22:23:43,084 INFO L280 TraceCheckUtils]: 86: Hoare triple {11311#(<= main_~j~0 7)} havoc #t~nondet2; {11311#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:43,084 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 [2020-07-08 22:23:43,085 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 [2020-07-08 22:23:43,085 INFO L280 TraceCheckUtils]: 89: Hoare triple {11311#(<= main_~j~0 7)} havoc #t~nondet3; {11311#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:43,086 INFO L280 TraceCheckUtils]: 90: Hoare triple {11311#(<= main_~j~0 7)} #t~post1 := ~j~0; {11312#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:43,086 INFO L280 TraceCheckUtils]: 91: Hoare triple {11312#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {11313#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:43,087 INFO L280 TraceCheckUtils]: 92: Hoare triple {11313#(<= main_~j~0 8)} havoc #t~post1; {11313#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:43,087 INFO L280 TraceCheckUtils]: 93: Hoare triple {11313#(<= main_~j~0 8)} assume !!(~j~0 < 20); {11313#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:43,088 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 [2020-07-08 22:23:43,088 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 [2020-07-08 22:23:43,089 INFO L280 TraceCheckUtils]: 96: Hoare triple {11313#(<= main_~j~0 8)} havoc #t~nondet2; {11313#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:43,090 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 [2020-07-08 22:23:43,090 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 [2020-07-08 22:23:43,091 INFO L280 TraceCheckUtils]: 99: Hoare triple {11313#(<= main_~j~0 8)} havoc #t~nondet3; {11313#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:43,091 INFO L280 TraceCheckUtils]: 100: Hoare triple {11313#(<= main_~j~0 8)} #t~post1 := ~j~0; {11314#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:43,092 INFO L280 TraceCheckUtils]: 101: Hoare triple {11314#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {11315#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:43,093 INFO L280 TraceCheckUtils]: 102: Hoare triple {11315#(<= main_~j~0 9)} havoc #t~post1; {11315#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:43,093 INFO L280 TraceCheckUtils]: 103: Hoare triple {11315#(<= main_~j~0 9)} assume !!(~j~0 < 20); {11315#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:43,094 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 [2020-07-08 22:23:43,094 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 [2020-07-08 22:23:43,095 INFO L280 TraceCheckUtils]: 106: Hoare triple {11315#(<= main_~j~0 9)} havoc #t~nondet2; {11315#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:43,095 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 [2020-07-08 22:23:43,096 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 [2020-07-08 22:23:43,096 INFO L280 TraceCheckUtils]: 109: Hoare triple {11315#(<= main_~j~0 9)} havoc #t~nondet3; {11315#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:43,097 INFO L280 TraceCheckUtils]: 110: Hoare triple {11315#(<= main_~j~0 9)} #t~post1 := ~j~0; {11316#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:43,098 INFO L280 TraceCheckUtils]: 111: Hoare triple {11316#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {11317#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:43,098 INFO L280 TraceCheckUtils]: 112: Hoare triple {11317#(<= main_~j~0 10)} havoc #t~post1; {11317#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:43,099 INFO L280 TraceCheckUtils]: 113: Hoare triple {11317#(<= main_~j~0 10)} assume !!(~j~0 < 20); {11317#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:43,099 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 [2020-07-08 22:23:43,100 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 [2020-07-08 22:23:43,100 INFO L280 TraceCheckUtils]: 116: Hoare triple {11317#(<= main_~j~0 10)} havoc #t~nondet2; {11317#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:43,101 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 [2020-07-08 22:23:43,101 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 [2020-07-08 22:23:43,102 INFO L280 TraceCheckUtils]: 119: Hoare triple {11317#(<= main_~j~0 10)} havoc #t~nondet3; {11317#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:43,102 INFO L280 TraceCheckUtils]: 120: Hoare triple {11317#(<= main_~j~0 10)} #t~post1 := ~j~0; {11318#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:23:43,103 INFO L280 TraceCheckUtils]: 121: Hoare triple {11318#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {11319#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:43,103 INFO L280 TraceCheckUtils]: 122: Hoare triple {11319#(<= main_~j~0 11)} havoc #t~post1; {11319#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:43,104 INFO L280 TraceCheckUtils]: 123: Hoare triple {11319#(<= main_~j~0 11)} assume !!(~j~0 < 20); {11319#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:43,104 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 [2020-07-08 22:23:43,105 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 [2020-07-08 22:23:43,105 INFO L280 TraceCheckUtils]: 126: Hoare triple {11319#(<= main_~j~0 11)} havoc #t~nondet2; {11319#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:43,106 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 [2020-07-08 22:23:43,106 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 [2020-07-08 22:23:43,107 INFO L280 TraceCheckUtils]: 129: Hoare triple {11319#(<= main_~j~0 11)} havoc #t~nondet3; {11319#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:43,107 INFO L280 TraceCheckUtils]: 130: Hoare triple {11319#(<= main_~j~0 11)} #t~post1 := ~j~0; {11320#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:23:43,108 INFO L280 TraceCheckUtils]: 131: Hoare triple {11320#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {11321#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:43,109 INFO L280 TraceCheckUtils]: 132: Hoare triple {11321#(<= main_~j~0 12)} havoc #t~post1; {11321#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:43,109 INFO L280 TraceCheckUtils]: 133: Hoare triple {11321#(<= main_~j~0 12)} assume !!(~j~0 < 20); {11321#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:43,109 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 [2020-07-08 22:23:43,110 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 [2020-07-08 22:23:43,110 INFO L280 TraceCheckUtils]: 136: Hoare triple {11321#(<= main_~j~0 12)} havoc #t~nondet2; {11321#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:43,111 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 [2020-07-08 22:23:43,111 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 [2020-07-08 22:23:43,112 INFO L280 TraceCheckUtils]: 139: Hoare triple {11321#(<= main_~j~0 12)} havoc #t~nondet3; {11321#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:43,112 INFO L280 TraceCheckUtils]: 140: Hoare triple {11321#(<= main_~j~0 12)} #t~post1 := ~j~0; {11322#(<= |main_#t~post1| 12)} is VALID [2020-07-08 22:23:43,113 INFO L280 TraceCheckUtils]: 141: Hoare triple {11322#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {11323#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:43,114 INFO L280 TraceCheckUtils]: 142: Hoare triple {11323#(<= main_~j~0 13)} havoc #t~post1; {11323#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:43,114 INFO L280 TraceCheckUtils]: 143: Hoare triple {11323#(<= main_~j~0 13)} assume !(~j~0 < 20); {11291#false} is VALID [2020-07-08 22:23:43,114 INFO L280 TraceCheckUtils]: 144: Hoare triple {11291#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {11291#false} is VALID [2020-07-08 22:23:43,114 INFO L280 TraceCheckUtils]: 145: Hoare triple {11291#false} ~i~0 := #t~nondet4; {11291#false} is VALID [2020-07-08 22:23:43,115 INFO L280 TraceCheckUtils]: 146: Hoare triple {11291#false} havoc #t~nondet4; {11291#false} is VALID [2020-07-08 22:23:43,115 INFO L280 TraceCheckUtils]: 147: Hoare triple {11291#false} assume ~i~0 >= 0 && ~i~0 < 10; {11291#false} is VALID [2020-07-08 22:23:43,115 INFO L280 TraceCheckUtils]: 148: Hoare triple {11291#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {11291#false} is VALID [2020-07-08 22:23:43,115 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 [2020-07-08 22:23:43,115 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 [2020-07-08 22:23:43,116 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 [2020-07-08 22:23:43,116 INFO L280 TraceCheckUtils]: 152: Hoare triple {11291#false} ~i~0 := 10 + #t~mem5; {11291#false} is VALID [2020-07-08 22:23:43,116 INFO L280 TraceCheckUtils]: 153: Hoare triple {11291#false} havoc #t~mem5; {11291#false} is VALID [2020-07-08 22:23:43,116 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 [2020-07-08 22:23:43,116 INFO L280 TraceCheckUtils]: 155: Hoare triple {11291#false} assume !(~i~0 < #t~mem6); {11291#false} is VALID [2020-07-08 22:23:43,116 INFO L280 TraceCheckUtils]: 156: Hoare triple {11291#false} havoc #t~mem6; {11291#false} is VALID [2020-07-08 22:23:43,117 INFO L263 TraceCheckUtils]: 157: Hoare triple {11291#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {11290#true} is VALID [2020-07-08 22:23:43,117 INFO L280 TraceCheckUtils]: 158: Hoare triple {11290#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {11290#true} is VALID [2020-07-08 22:23:43,117 INFO L280 TraceCheckUtils]: 159: Hoare triple {11290#true} ~b := #in~b; {11290#true} is VALID [2020-07-08 22:23:43,117 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 [2020-07-08 22:23:43,117 INFO L280 TraceCheckUtils]: 161: Hoare triple {11290#true} #res := (if #t~mem0 == ~b then 1 else 0); {11290#true} is VALID [2020-07-08 22:23:43,117 INFO L280 TraceCheckUtils]: 162: Hoare triple {11290#true} havoc #t~mem0; {11290#true} is VALID [2020-07-08 22:23:43,118 INFO L280 TraceCheckUtils]: 163: Hoare triple {11290#true} assume true; {11290#true} is VALID [2020-07-08 22:23:43,118 INFO L275 TraceCheckUtils]: 164: Hoare quadruple {11290#true} {11291#false} #96#return; {11291#false} is VALID [2020-07-08 22:23:43,118 INFO L280 TraceCheckUtils]: 165: Hoare triple {11291#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {11291#false} is VALID [2020-07-08 22:23:43,118 INFO L280 TraceCheckUtils]: 166: Hoare triple {11291#false} assume 0 == #t~ret8; {11291#false} is VALID [2020-07-08 22:23:43,118 INFO L280 TraceCheckUtils]: 167: Hoare triple {11291#false} havoc #t~ret8; {11291#false} is VALID [2020-07-08 22:23:43,119 INFO L280 TraceCheckUtils]: 168: Hoare triple {11291#false} assume !false; {11291#false} is VALID [2020-07-08 22:23:43,141 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 793 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:43,141 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1724637960] [2020-07-08 22:23:43,141 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:43,141 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-07-08 22:23:43,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936597483] [2020-07-08 22:23:43,142 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 169 [2020-07-08 22:23:43,143 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:43,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states. [2020-07-08 22:23:43,329 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 169 edges. 169 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:43,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-07-08 22:23:43,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:43,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-07-08 22:23:43,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=644, Unknown=0, NotChecked=0, Total=870 [2020-07-08 22:23:43,331 INFO L87 Difference]: Start difference. First operand 174 states and 175 transitions. Second operand 30 states. [2020-07-08 22:23:45,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:45,507 INFO L93 Difference]: Finished difference Result 222 states and 224 transitions. [2020-07-08 22:23:45,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-07-08 22:23:45,508 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 169 [2020-07-08 22:23:45,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-08 22:23:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 224 transitions. [2020-07-08 22:23:45,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-08 22:23:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 224 transitions. [2020-07-08 22:23:45,514 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 43 states and 224 transitions. [2020-07-08 22:23:45,763 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:45,769 INFO L225 Difference]: With dead ends: 222 [2020-07-08 22:23:45,769 INFO L226 Difference]: Without dead ends: 192 [2020-07-08 22:23:45,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 506 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=980, Invalid=2100, Unknown=0, NotChecked=0, Total=3080 [2020-07-08 22:23:45,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-07-08 22:23:45,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 184. [2020-07-08 22:23:45,928 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:45,928 INFO L82 GeneralOperation]: Start isEquivalent. First operand 192 states. Second operand 184 states. [2020-07-08 22:23:45,928 INFO L74 IsIncluded]: Start isIncluded. First operand 192 states. Second operand 184 states. [2020-07-08 22:23:45,929 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 184 states. [2020-07-08 22:23:45,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:45,936 INFO L93 Difference]: Finished difference Result 192 states and 193 transitions. [2020-07-08 22:23:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 193 transitions. [2020-07-08 22:23:45,937 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:45,937 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:45,938 INFO L74 IsIncluded]: Start isIncluded. First operand 184 states. Second operand 192 states. [2020-07-08 22:23:45,938 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 192 states. [2020-07-08 22:23:45,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:45,943 INFO L93 Difference]: Finished difference Result 192 states and 193 transitions. [2020-07-08 22:23:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 193 transitions. [2020-07-08 22:23:45,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:45,944 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:45,944 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:45,945 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-07-08 22:23:45,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 185 transitions. [2020-07-08 22:23:45,949 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 185 transitions. Word has length 169 [2020-07-08 22:23:45,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:45,949 INFO L479 AbstractCegarLoop]: Abstraction has 184 states and 185 transitions. [2020-07-08 22:23:45,949 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-07-08 22:23:45,949 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 184 states and 185 transitions. [2020-07-08 22:23:46,136 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 185 edges. 185 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:46,136 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 185 transitions. [2020-07-08 22:23:46,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-07-08 22:23:46,138 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:46,139 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] [2020-07-08 22:23:46,139 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-07-08 22:23:46,139 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:46,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:46,140 INFO L82 PathProgramCache]: Analyzing trace with hash 40366649, now seen corresponding path program 14 times [2020-07-08 22:23:46,140 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:46,140 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [296563992] [2020-07-08 22:23:46,140 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:46,677 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 [2020-07-08 22:23:46,677 INFO L280 TraceCheckUtils]: 1: Hoare triple {12582#true} #valid := #valid[0 := 0]; {12582#true} is VALID [2020-07-08 22:23:46,677 INFO L280 TraceCheckUtils]: 2: Hoare triple {12582#true} assume 0 < #StackHeapBarrier; {12582#true} is VALID [2020-07-08 22:23:46,677 INFO L280 TraceCheckUtils]: 3: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-08 22:23:46,678 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {12582#true} {12582#true} #92#return; {12582#true} is VALID [2020-07-08 22:23:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:46,681 INFO L280 TraceCheckUtils]: 0: Hoare triple {12582#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {12582#true} is VALID [2020-07-08 22:23:46,682 INFO L280 TraceCheckUtils]: 1: Hoare triple {12582#true} ~b := #in~b; {12582#true} is VALID [2020-07-08 22:23:46,682 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 [2020-07-08 22:23:46,682 INFO L280 TraceCheckUtils]: 3: Hoare triple {12582#true} #res := (if #t~mem0 == ~b then 1 else 0); {12582#true} is VALID [2020-07-08 22:23:46,682 INFO L280 TraceCheckUtils]: 4: Hoare triple {12582#true} havoc #t~mem0; {12582#true} is VALID [2020-07-08 22:23:46,682 INFO L280 TraceCheckUtils]: 5: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-08 22:23:46,683 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {12582#true} {12583#false} #96#return; {12583#false} is VALID [2020-07-08 22:23:46,683 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 [2020-07-08 22:23:46,684 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 [2020-07-08 22:23:46,684 INFO L280 TraceCheckUtils]: 2: Hoare triple {12582#true} #valid := #valid[0 := 0]; {12582#true} is VALID [2020-07-08 22:23:46,684 INFO L280 TraceCheckUtils]: 3: Hoare triple {12582#true} assume 0 < #StackHeapBarrier; {12582#true} is VALID [2020-07-08 22:23:46,684 INFO L280 TraceCheckUtils]: 4: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-08 22:23:46,684 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {12582#true} {12582#true} #92#return; {12582#true} is VALID [2020-07-08 22:23:46,685 INFO L263 TraceCheckUtils]: 6: Hoare triple {12582#true} call #t~ret9 := main(); {12582#true} is VALID [2020-07-08 22:23:46,685 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 [2020-07-08 22:23:46,685 INFO L280 TraceCheckUtils]: 8: Hoare triple {12582#true} havoc ~ad2~0.base, ~ad2~0.offset; {12582#true} is VALID [2020-07-08 22:23:46,685 INFO L280 TraceCheckUtils]: 9: Hoare triple {12582#true} havoc ~i~0; {12582#true} is VALID [2020-07-08 22:23:46,685 INFO L280 TraceCheckUtils]: 10: Hoare triple {12582#true} havoc ~j~0; {12582#true} is VALID [2020-07-08 22:23:46,686 INFO L280 TraceCheckUtils]: 11: Hoare triple {12582#true} havoc ~pa~0.base, ~pa~0.offset; {12582#true} is VALID [2020-07-08 22:23:46,686 INFO L280 TraceCheckUtils]: 12: Hoare triple {12582#true} ~j~0 := 0; {12589#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:46,687 INFO L280 TraceCheckUtils]: 13: Hoare triple {12589#(= 0 main_~j~0)} assume !!(~j~0 < 20); {12589#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:46,687 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 [2020-07-08 22:23:46,688 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 [2020-07-08 22:23:46,688 INFO L280 TraceCheckUtils]: 16: Hoare triple {12589#(= 0 main_~j~0)} havoc #t~nondet2; {12589#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:46,688 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 [2020-07-08 22:23:46,689 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 [2020-07-08 22:23:46,689 INFO L280 TraceCheckUtils]: 19: Hoare triple {12589#(= 0 main_~j~0)} havoc #t~nondet3; {12589#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:46,690 INFO L280 TraceCheckUtils]: 20: Hoare triple {12589#(= 0 main_~j~0)} #t~post1 := ~j~0; {12590#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:46,691 INFO L280 TraceCheckUtils]: 21: Hoare triple {12590#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {12591#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:46,691 INFO L280 TraceCheckUtils]: 22: Hoare triple {12591#(<= main_~j~0 1)} havoc #t~post1; {12591#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:46,692 INFO L280 TraceCheckUtils]: 23: Hoare triple {12591#(<= main_~j~0 1)} assume !!(~j~0 < 20); {12591#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:46,692 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 [2020-07-08 22:23:46,693 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 [2020-07-08 22:23:46,693 INFO L280 TraceCheckUtils]: 26: Hoare triple {12591#(<= main_~j~0 1)} havoc #t~nondet2; {12591#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:46,693 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 [2020-07-08 22:23:46,694 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 [2020-07-08 22:23:46,695 INFO L280 TraceCheckUtils]: 29: Hoare triple {12591#(<= main_~j~0 1)} havoc #t~nondet3; {12591#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:46,695 INFO L280 TraceCheckUtils]: 30: Hoare triple {12591#(<= main_~j~0 1)} #t~post1 := ~j~0; {12592#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:46,696 INFO L280 TraceCheckUtils]: 31: Hoare triple {12592#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {12593#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:46,697 INFO L280 TraceCheckUtils]: 32: Hoare triple {12593#(<= main_~j~0 2)} havoc #t~post1; {12593#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:46,697 INFO L280 TraceCheckUtils]: 33: Hoare triple {12593#(<= main_~j~0 2)} assume !!(~j~0 < 20); {12593#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:46,698 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 [2020-07-08 22:23:46,698 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 [2020-07-08 22:23:46,698 INFO L280 TraceCheckUtils]: 36: Hoare triple {12593#(<= main_~j~0 2)} havoc #t~nondet2; {12593#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:46,699 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 [2020-07-08 22:23:46,699 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 [2020-07-08 22:23:46,700 INFO L280 TraceCheckUtils]: 39: Hoare triple {12593#(<= main_~j~0 2)} havoc #t~nondet3; {12593#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:46,700 INFO L280 TraceCheckUtils]: 40: Hoare triple {12593#(<= main_~j~0 2)} #t~post1 := ~j~0; {12594#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:46,701 INFO L280 TraceCheckUtils]: 41: Hoare triple {12594#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {12595#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:46,702 INFO L280 TraceCheckUtils]: 42: Hoare triple {12595#(<= main_~j~0 3)} havoc #t~post1; {12595#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:46,702 INFO L280 TraceCheckUtils]: 43: Hoare triple {12595#(<= main_~j~0 3)} assume !!(~j~0 < 20); {12595#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:46,703 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 [2020-07-08 22:23:46,703 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 [2020-07-08 22:23:46,704 INFO L280 TraceCheckUtils]: 46: Hoare triple {12595#(<= main_~j~0 3)} havoc #t~nondet2; {12595#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:46,704 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 [2020-07-08 22:23:46,705 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 [2020-07-08 22:23:46,705 INFO L280 TraceCheckUtils]: 49: Hoare triple {12595#(<= main_~j~0 3)} havoc #t~nondet3; {12595#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:46,706 INFO L280 TraceCheckUtils]: 50: Hoare triple {12595#(<= main_~j~0 3)} #t~post1 := ~j~0; {12596#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:46,706 INFO L280 TraceCheckUtils]: 51: Hoare triple {12596#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {12597#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:46,707 INFO L280 TraceCheckUtils]: 52: Hoare triple {12597#(<= main_~j~0 4)} havoc #t~post1; {12597#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:46,707 INFO L280 TraceCheckUtils]: 53: Hoare triple {12597#(<= main_~j~0 4)} assume !!(~j~0 < 20); {12597#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:46,708 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 [2020-07-08 22:23:46,708 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 [2020-07-08 22:23:46,709 INFO L280 TraceCheckUtils]: 56: Hoare triple {12597#(<= main_~j~0 4)} havoc #t~nondet2; {12597#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:46,709 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 [2020-07-08 22:23:46,710 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 [2020-07-08 22:23:46,710 INFO L280 TraceCheckUtils]: 59: Hoare triple {12597#(<= main_~j~0 4)} havoc #t~nondet3; {12597#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:46,711 INFO L280 TraceCheckUtils]: 60: Hoare triple {12597#(<= main_~j~0 4)} #t~post1 := ~j~0; {12598#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:46,712 INFO L280 TraceCheckUtils]: 61: Hoare triple {12598#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {12599#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:46,712 INFO L280 TraceCheckUtils]: 62: Hoare triple {12599#(<= main_~j~0 5)} havoc #t~post1; {12599#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:46,713 INFO L280 TraceCheckUtils]: 63: Hoare triple {12599#(<= main_~j~0 5)} assume !!(~j~0 < 20); {12599#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:46,713 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 [2020-07-08 22:23:46,714 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 [2020-07-08 22:23:46,714 INFO L280 TraceCheckUtils]: 66: Hoare triple {12599#(<= main_~j~0 5)} havoc #t~nondet2; {12599#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:46,715 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 [2020-07-08 22:23:46,715 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 [2020-07-08 22:23:46,716 INFO L280 TraceCheckUtils]: 69: Hoare triple {12599#(<= main_~j~0 5)} havoc #t~nondet3; {12599#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:46,716 INFO L280 TraceCheckUtils]: 70: Hoare triple {12599#(<= main_~j~0 5)} #t~post1 := ~j~0; {12600#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:46,717 INFO L280 TraceCheckUtils]: 71: Hoare triple {12600#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {12601#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:46,718 INFO L280 TraceCheckUtils]: 72: Hoare triple {12601#(<= main_~j~0 6)} havoc #t~post1; {12601#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:46,718 INFO L280 TraceCheckUtils]: 73: Hoare triple {12601#(<= main_~j~0 6)} assume !!(~j~0 < 20); {12601#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:46,718 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 [2020-07-08 22:23:46,719 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 [2020-07-08 22:23:46,719 INFO L280 TraceCheckUtils]: 76: Hoare triple {12601#(<= main_~j~0 6)} havoc #t~nondet2; {12601#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:46,720 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 [2020-07-08 22:23:46,720 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 [2020-07-08 22:23:46,721 INFO L280 TraceCheckUtils]: 79: Hoare triple {12601#(<= main_~j~0 6)} havoc #t~nondet3; {12601#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:46,721 INFO L280 TraceCheckUtils]: 80: Hoare triple {12601#(<= main_~j~0 6)} #t~post1 := ~j~0; {12602#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:46,722 INFO L280 TraceCheckUtils]: 81: Hoare triple {12602#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {12603#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:46,723 INFO L280 TraceCheckUtils]: 82: Hoare triple {12603#(<= main_~j~0 7)} havoc #t~post1; {12603#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:46,723 INFO L280 TraceCheckUtils]: 83: Hoare triple {12603#(<= main_~j~0 7)} assume !!(~j~0 < 20); {12603#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:46,724 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 [2020-07-08 22:23:46,724 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 [2020-07-08 22:23:46,724 INFO L280 TraceCheckUtils]: 86: Hoare triple {12603#(<= main_~j~0 7)} havoc #t~nondet2; {12603#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:46,725 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 [2020-07-08 22:23:46,725 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 [2020-07-08 22:23:46,726 INFO L280 TraceCheckUtils]: 89: Hoare triple {12603#(<= main_~j~0 7)} havoc #t~nondet3; {12603#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:46,726 INFO L280 TraceCheckUtils]: 90: Hoare triple {12603#(<= main_~j~0 7)} #t~post1 := ~j~0; {12604#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:46,727 INFO L280 TraceCheckUtils]: 91: Hoare triple {12604#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {12605#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:46,728 INFO L280 TraceCheckUtils]: 92: Hoare triple {12605#(<= main_~j~0 8)} havoc #t~post1; {12605#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:46,728 INFO L280 TraceCheckUtils]: 93: Hoare triple {12605#(<= main_~j~0 8)} assume !!(~j~0 < 20); {12605#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:46,728 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 [2020-07-08 22:23:46,729 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 [2020-07-08 22:23:46,729 INFO L280 TraceCheckUtils]: 96: Hoare triple {12605#(<= main_~j~0 8)} havoc #t~nondet2; {12605#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:46,730 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 [2020-07-08 22:23:46,730 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 [2020-07-08 22:23:46,731 INFO L280 TraceCheckUtils]: 99: Hoare triple {12605#(<= main_~j~0 8)} havoc #t~nondet3; {12605#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:46,731 INFO L280 TraceCheckUtils]: 100: Hoare triple {12605#(<= main_~j~0 8)} #t~post1 := ~j~0; {12606#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:46,732 INFO L280 TraceCheckUtils]: 101: Hoare triple {12606#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {12607#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:46,733 INFO L280 TraceCheckUtils]: 102: Hoare triple {12607#(<= main_~j~0 9)} havoc #t~post1; {12607#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:46,733 INFO L280 TraceCheckUtils]: 103: Hoare triple {12607#(<= main_~j~0 9)} assume !!(~j~0 < 20); {12607#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:46,733 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 [2020-07-08 22:23:46,734 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 [2020-07-08 22:23:46,734 INFO L280 TraceCheckUtils]: 106: Hoare triple {12607#(<= main_~j~0 9)} havoc #t~nondet2; {12607#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:46,735 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 [2020-07-08 22:23:46,735 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 [2020-07-08 22:23:46,736 INFO L280 TraceCheckUtils]: 109: Hoare triple {12607#(<= main_~j~0 9)} havoc #t~nondet3; {12607#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:46,736 INFO L280 TraceCheckUtils]: 110: Hoare triple {12607#(<= main_~j~0 9)} #t~post1 := ~j~0; {12608#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:46,737 INFO L280 TraceCheckUtils]: 111: Hoare triple {12608#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {12609#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:46,737 INFO L280 TraceCheckUtils]: 112: Hoare triple {12609#(<= main_~j~0 10)} havoc #t~post1; {12609#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:46,738 INFO L280 TraceCheckUtils]: 113: Hoare triple {12609#(<= main_~j~0 10)} assume !!(~j~0 < 20); {12609#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:46,738 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 [2020-07-08 22:23:46,739 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 [2020-07-08 22:23:46,739 INFO L280 TraceCheckUtils]: 116: Hoare triple {12609#(<= main_~j~0 10)} havoc #t~nondet2; {12609#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:46,740 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 [2020-07-08 22:23:46,740 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 [2020-07-08 22:23:46,741 INFO L280 TraceCheckUtils]: 119: Hoare triple {12609#(<= main_~j~0 10)} havoc #t~nondet3; {12609#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:46,741 INFO L280 TraceCheckUtils]: 120: Hoare triple {12609#(<= main_~j~0 10)} #t~post1 := ~j~0; {12610#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:23:46,743 INFO L280 TraceCheckUtils]: 121: Hoare triple {12610#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {12611#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:46,743 INFO L280 TraceCheckUtils]: 122: Hoare triple {12611#(<= main_~j~0 11)} havoc #t~post1; {12611#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:46,743 INFO L280 TraceCheckUtils]: 123: Hoare triple {12611#(<= main_~j~0 11)} assume !!(~j~0 < 20); {12611#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:46,744 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 [2020-07-08 22:23:46,744 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 [2020-07-08 22:23:46,745 INFO L280 TraceCheckUtils]: 126: Hoare triple {12611#(<= main_~j~0 11)} havoc #t~nondet2; {12611#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:46,745 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 [2020-07-08 22:23:46,746 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 [2020-07-08 22:23:46,746 INFO L280 TraceCheckUtils]: 129: Hoare triple {12611#(<= main_~j~0 11)} havoc #t~nondet3; {12611#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:46,747 INFO L280 TraceCheckUtils]: 130: Hoare triple {12611#(<= main_~j~0 11)} #t~post1 := ~j~0; {12612#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:23:46,748 INFO L280 TraceCheckUtils]: 131: Hoare triple {12612#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {12613#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:46,748 INFO L280 TraceCheckUtils]: 132: Hoare triple {12613#(<= main_~j~0 12)} havoc #t~post1; {12613#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:46,748 INFO L280 TraceCheckUtils]: 133: Hoare triple {12613#(<= main_~j~0 12)} assume !!(~j~0 < 20); {12613#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:46,749 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 [2020-07-08 22:23:46,749 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 [2020-07-08 22:23:46,750 INFO L280 TraceCheckUtils]: 136: Hoare triple {12613#(<= main_~j~0 12)} havoc #t~nondet2; {12613#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:46,750 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 [2020-07-08 22:23:46,751 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 [2020-07-08 22:23:46,751 INFO L280 TraceCheckUtils]: 139: Hoare triple {12613#(<= main_~j~0 12)} havoc #t~nondet3; {12613#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:46,752 INFO L280 TraceCheckUtils]: 140: Hoare triple {12613#(<= main_~j~0 12)} #t~post1 := ~j~0; {12614#(<= |main_#t~post1| 12)} is VALID [2020-07-08 22:23:46,752 INFO L280 TraceCheckUtils]: 141: Hoare triple {12614#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {12615#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:46,753 INFO L280 TraceCheckUtils]: 142: Hoare triple {12615#(<= main_~j~0 13)} havoc #t~post1; {12615#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:46,753 INFO L280 TraceCheckUtils]: 143: Hoare triple {12615#(<= main_~j~0 13)} assume !!(~j~0 < 20); {12615#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:46,754 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 [2020-07-08 22:23:46,754 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 [2020-07-08 22:23:46,755 INFO L280 TraceCheckUtils]: 146: Hoare triple {12615#(<= main_~j~0 13)} havoc #t~nondet2; {12615#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:46,755 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 [2020-07-08 22:23:46,756 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 [2020-07-08 22:23:46,756 INFO L280 TraceCheckUtils]: 149: Hoare triple {12615#(<= main_~j~0 13)} havoc #t~nondet3; {12615#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:46,757 INFO L280 TraceCheckUtils]: 150: Hoare triple {12615#(<= main_~j~0 13)} #t~post1 := ~j~0; {12616#(<= |main_#t~post1| 13)} is VALID [2020-07-08 22:23:46,758 INFO L280 TraceCheckUtils]: 151: Hoare triple {12616#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {12617#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:46,758 INFO L280 TraceCheckUtils]: 152: Hoare triple {12617#(<= main_~j~0 14)} havoc #t~post1; {12617#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:46,759 INFO L280 TraceCheckUtils]: 153: Hoare triple {12617#(<= main_~j~0 14)} assume !(~j~0 < 20); {12583#false} is VALID [2020-07-08 22:23:46,759 INFO L280 TraceCheckUtils]: 154: Hoare triple {12583#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {12583#false} is VALID [2020-07-08 22:23:46,759 INFO L280 TraceCheckUtils]: 155: Hoare triple {12583#false} ~i~0 := #t~nondet4; {12583#false} is VALID [2020-07-08 22:23:46,759 INFO L280 TraceCheckUtils]: 156: Hoare triple {12583#false} havoc #t~nondet4; {12583#false} is VALID [2020-07-08 22:23:46,759 INFO L280 TraceCheckUtils]: 157: Hoare triple {12583#false} assume ~i~0 >= 0 && ~i~0 < 10; {12583#false} is VALID [2020-07-08 22:23:46,759 INFO L280 TraceCheckUtils]: 158: Hoare triple {12583#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {12583#false} is VALID [2020-07-08 22:23:46,760 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 [2020-07-08 22:23:46,760 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 [2020-07-08 22:23:46,760 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 [2020-07-08 22:23:46,760 INFO L280 TraceCheckUtils]: 162: Hoare triple {12583#false} ~i~0 := 10 + #t~mem5; {12583#false} is VALID [2020-07-08 22:23:46,760 INFO L280 TraceCheckUtils]: 163: Hoare triple {12583#false} havoc #t~mem5; {12583#false} is VALID [2020-07-08 22:23:46,761 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 [2020-07-08 22:23:46,761 INFO L280 TraceCheckUtils]: 165: Hoare triple {12583#false} assume !(~i~0 < #t~mem6); {12583#false} is VALID [2020-07-08 22:23:46,761 INFO L280 TraceCheckUtils]: 166: Hoare triple {12583#false} havoc #t~mem6; {12583#false} is VALID [2020-07-08 22:23:46,761 INFO L263 TraceCheckUtils]: 167: Hoare triple {12583#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {12582#true} is VALID [2020-07-08 22:23:46,761 INFO L280 TraceCheckUtils]: 168: Hoare triple {12582#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {12582#true} is VALID [2020-07-08 22:23:46,761 INFO L280 TraceCheckUtils]: 169: Hoare triple {12582#true} ~b := #in~b; {12582#true} is VALID [2020-07-08 22:23:46,762 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 [2020-07-08 22:23:46,762 INFO L280 TraceCheckUtils]: 171: Hoare triple {12582#true} #res := (if #t~mem0 == ~b then 1 else 0); {12582#true} is VALID [2020-07-08 22:23:46,762 INFO L280 TraceCheckUtils]: 172: Hoare triple {12582#true} havoc #t~mem0; {12582#true} is VALID [2020-07-08 22:23:46,762 INFO L280 TraceCheckUtils]: 173: Hoare triple {12582#true} assume true; {12582#true} is VALID [2020-07-08 22:23:46,762 INFO L275 TraceCheckUtils]: 174: Hoare quadruple {12582#true} {12583#false} #96#return; {12583#false} is VALID [2020-07-08 22:23:46,762 INFO L280 TraceCheckUtils]: 175: Hoare triple {12583#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {12583#false} is VALID [2020-07-08 22:23:46,763 INFO L280 TraceCheckUtils]: 176: Hoare triple {12583#false} assume 0 == #t~ret8; {12583#false} is VALID [2020-07-08 22:23:46,763 INFO L280 TraceCheckUtils]: 177: Hoare triple {12583#false} havoc #t~ret8; {12583#false} is VALID [2020-07-08 22:23:46,763 INFO L280 TraceCheckUtils]: 178: Hoare triple {12583#false} assume !false; {12583#false} is VALID [2020-07-08 22:23:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:46,789 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [296563992] [2020-07-08 22:23:46,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:46,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-07-08 22:23:46,790 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990060615] [2020-07-08 22:23:46,790 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 179 [2020-07-08 22:23:46,791 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:46,791 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states. [2020-07-08 22:23:46,979 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 179 edges. 179 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:46,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-07-08 22:23:46,980 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:46,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-07-08 22:23:46,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=735, Unknown=0, NotChecked=0, Total=992 [2020-07-08 22:23:46,981 INFO L87 Difference]: Start difference. First operand 184 states and 185 transitions. Second operand 32 states. [2020-07-08 22:23:48,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:48,619 INFO L93 Difference]: Finished difference Result 232 states and 234 transitions. [2020-07-08 22:23:48,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-07-08 22:23:48,619 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 179 [2020-07-08 22:23:48,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:48,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-08 22:23:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 234 transitions. [2020-07-08 22:23:48,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-08 22:23:48,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 234 transitions. [2020-07-08 22:23:48,626 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 46 states and 234 transitions. [2020-07-08 22:23:48,899 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 234 edges. 234 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:48,903 INFO L225 Difference]: With dead ends: 232 [2020-07-08 22:23:48,903 INFO L226 Difference]: Without dead ends: 202 [2020-07-08 22:23:48,905 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1125, Invalid=2415, Unknown=0, NotChecked=0, Total=3540 [2020-07-08 22:23:48,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-07-08 22:23:49,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 194. [2020-07-08 22:23:49,054 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:49,054 INFO L82 GeneralOperation]: Start isEquivalent. First operand 202 states. Second operand 194 states. [2020-07-08 22:23:49,054 INFO L74 IsIncluded]: Start isIncluded. First operand 202 states. Second operand 194 states. [2020-07-08 22:23:49,054 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 194 states. [2020-07-08 22:23:49,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:49,059 INFO L93 Difference]: Finished difference Result 202 states and 203 transitions. [2020-07-08 22:23:49,059 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 203 transitions. [2020-07-08 22:23:49,059 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:49,059 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:49,060 INFO L74 IsIncluded]: Start isIncluded. First operand 194 states. Second operand 202 states. [2020-07-08 22:23:49,060 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 202 states. [2020-07-08 22:23:49,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:49,064 INFO L93 Difference]: Finished difference Result 202 states and 203 transitions. [2020-07-08 22:23:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 203 transitions. [2020-07-08 22:23:49,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:49,065 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:49,065 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:49,065 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-08 22:23:49,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 195 transitions. [2020-07-08 22:23:49,069 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 195 transitions. Word has length 179 [2020-07-08 22:23:49,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:49,069 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 195 transitions. [2020-07-08 22:23:49,069 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-07-08 22:23:49,069 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 194 states and 195 transitions. [2020-07-08 22:23:49,266 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 195 edges. 195 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 195 transitions. [2020-07-08 22:23:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-07-08 22:23:49,269 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:49,269 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] [2020-07-08 22:23:49,269 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-07-08 22:23:49,269 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:49,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:49,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1993050593, now seen corresponding path program 15 times [2020-07-08 22:23:49,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:49,270 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2132954968] [2020-07-08 22:23:49,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:49,904 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 [2020-07-08 22:23:49,905 INFO L280 TraceCheckUtils]: 1: Hoare triple {13940#true} #valid := #valid[0 := 0]; {13940#true} is VALID [2020-07-08 22:23:49,905 INFO L280 TraceCheckUtils]: 2: Hoare triple {13940#true} assume 0 < #StackHeapBarrier; {13940#true} is VALID [2020-07-08 22:23:49,905 INFO L280 TraceCheckUtils]: 3: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-08 22:23:49,905 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {13940#true} {13940#true} #92#return; {13940#true} is VALID [2020-07-08 22:23:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:49,913 INFO L280 TraceCheckUtils]: 0: Hoare triple {13940#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {13940#true} is VALID [2020-07-08 22:23:49,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {13940#true} ~b := #in~b; {13940#true} is VALID [2020-07-08 22:23:49,913 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 [2020-07-08 22:23:49,914 INFO L280 TraceCheckUtils]: 3: Hoare triple {13940#true} #res := (if #t~mem0 == ~b then 1 else 0); {13940#true} is VALID [2020-07-08 22:23:49,914 INFO L280 TraceCheckUtils]: 4: Hoare triple {13940#true} havoc #t~mem0; {13940#true} is VALID [2020-07-08 22:23:49,914 INFO L280 TraceCheckUtils]: 5: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-08 22:23:49,914 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {13940#true} {13941#false} #96#return; {13941#false} is VALID [2020-07-08 22:23:49,915 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 [2020-07-08 22:23:49,915 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 [2020-07-08 22:23:49,915 INFO L280 TraceCheckUtils]: 2: Hoare triple {13940#true} #valid := #valid[0 := 0]; {13940#true} is VALID [2020-07-08 22:23:49,916 INFO L280 TraceCheckUtils]: 3: Hoare triple {13940#true} assume 0 < #StackHeapBarrier; {13940#true} is VALID [2020-07-08 22:23:49,916 INFO L280 TraceCheckUtils]: 4: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-08 22:23:49,916 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {13940#true} {13940#true} #92#return; {13940#true} is VALID [2020-07-08 22:23:49,916 INFO L263 TraceCheckUtils]: 6: Hoare triple {13940#true} call #t~ret9 := main(); {13940#true} is VALID [2020-07-08 22:23:49,916 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 [2020-07-08 22:23:49,916 INFO L280 TraceCheckUtils]: 8: Hoare triple {13940#true} havoc ~ad2~0.base, ~ad2~0.offset; {13940#true} is VALID [2020-07-08 22:23:49,917 INFO L280 TraceCheckUtils]: 9: Hoare triple {13940#true} havoc ~i~0; {13940#true} is VALID [2020-07-08 22:23:49,917 INFO L280 TraceCheckUtils]: 10: Hoare triple {13940#true} havoc ~j~0; {13940#true} is VALID [2020-07-08 22:23:49,917 INFO L280 TraceCheckUtils]: 11: Hoare triple {13940#true} havoc ~pa~0.base, ~pa~0.offset; {13940#true} is VALID [2020-07-08 22:23:49,917 INFO L280 TraceCheckUtils]: 12: Hoare triple {13940#true} ~j~0 := 0; {13947#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:49,918 INFO L280 TraceCheckUtils]: 13: Hoare triple {13947#(= 0 main_~j~0)} assume !!(~j~0 < 20); {13947#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:49,918 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 [2020-07-08 22:23:49,919 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 [2020-07-08 22:23:49,919 INFO L280 TraceCheckUtils]: 16: Hoare triple {13947#(= 0 main_~j~0)} havoc #t~nondet2; {13947#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:49,920 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 [2020-07-08 22:23:49,920 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 [2020-07-08 22:23:49,921 INFO L280 TraceCheckUtils]: 19: Hoare triple {13947#(= 0 main_~j~0)} havoc #t~nondet3; {13947#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:49,921 INFO L280 TraceCheckUtils]: 20: Hoare triple {13947#(= 0 main_~j~0)} #t~post1 := ~j~0; {13948#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:49,922 INFO L280 TraceCheckUtils]: 21: Hoare triple {13948#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {13949#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:49,922 INFO L280 TraceCheckUtils]: 22: Hoare triple {13949#(<= main_~j~0 1)} havoc #t~post1; {13949#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:49,923 INFO L280 TraceCheckUtils]: 23: Hoare triple {13949#(<= main_~j~0 1)} assume !!(~j~0 < 20); {13949#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:49,923 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 [2020-07-08 22:23:49,924 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 [2020-07-08 22:23:49,924 INFO L280 TraceCheckUtils]: 26: Hoare triple {13949#(<= main_~j~0 1)} havoc #t~nondet2; {13949#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:49,924 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 [2020-07-08 22:23:49,925 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 [2020-07-08 22:23:49,925 INFO L280 TraceCheckUtils]: 29: Hoare triple {13949#(<= main_~j~0 1)} havoc #t~nondet3; {13949#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:49,926 INFO L280 TraceCheckUtils]: 30: Hoare triple {13949#(<= main_~j~0 1)} #t~post1 := ~j~0; {13950#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:49,927 INFO L280 TraceCheckUtils]: 31: Hoare triple {13950#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {13951#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:49,927 INFO L280 TraceCheckUtils]: 32: Hoare triple {13951#(<= main_~j~0 2)} havoc #t~post1; {13951#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:49,928 INFO L280 TraceCheckUtils]: 33: Hoare triple {13951#(<= main_~j~0 2)} assume !!(~j~0 < 20); {13951#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:49,928 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 [2020-07-08 22:23:49,928 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 [2020-07-08 22:23:49,929 INFO L280 TraceCheckUtils]: 36: Hoare triple {13951#(<= main_~j~0 2)} havoc #t~nondet2; {13951#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:49,929 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 [2020-07-08 22:23:49,930 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 [2020-07-08 22:23:49,930 INFO L280 TraceCheckUtils]: 39: Hoare triple {13951#(<= main_~j~0 2)} havoc #t~nondet3; {13951#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:49,931 INFO L280 TraceCheckUtils]: 40: Hoare triple {13951#(<= main_~j~0 2)} #t~post1 := ~j~0; {13952#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:49,932 INFO L280 TraceCheckUtils]: 41: Hoare triple {13952#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {13953#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:49,932 INFO L280 TraceCheckUtils]: 42: Hoare triple {13953#(<= main_~j~0 3)} havoc #t~post1; {13953#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:49,932 INFO L280 TraceCheckUtils]: 43: Hoare triple {13953#(<= main_~j~0 3)} assume !!(~j~0 < 20); {13953#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:49,933 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 [2020-07-08 22:23:49,933 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 [2020-07-08 22:23:49,934 INFO L280 TraceCheckUtils]: 46: Hoare triple {13953#(<= main_~j~0 3)} havoc #t~nondet2; {13953#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:49,934 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 [2020-07-08 22:23:49,935 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 [2020-07-08 22:23:49,935 INFO L280 TraceCheckUtils]: 49: Hoare triple {13953#(<= main_~j~0 3)} havoc #t~nondet3; {13953#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:49,936 INFO L280 TraceCheckUtils]: 50: Hoare triple {13953#(<= main_~j~0 3)} #t~post1 := ~j~0; {13954#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:49,936 INFO L280 TraceCheckUtils]: 51: Hoare triple {13954#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {13955#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:49,937 INFO L280 TraceCheckUtils]: 52: Hoare triple {13955#(<= main_~j~0 4)} havoc #t~post1; {13955#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:49,937 INFO L280 TraceCheckUtils]: 53: Hoare triple {13955#(<= main_~j~0 4)} assume !!(~j~0 < 20); {13955#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:49,938 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 [2020-07-08 22:23:49,938 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 [2020-07-08 22:23:49,939 INFO L280 TraceCheckUtils]: 56: Hoare triple {13955#(<= main_~j~0 4)} havoc #t~nondet2; {13955#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:49,939 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 [2020-07-08 22:23:49,940 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 [2020-07-08 22:23:49,940 INFO L280 TraceCheckUtils]: 59: Hoare triple {13955#(<= main_~j~0 4)} havoc #t~nondet3; {13955#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:49,941 INFO L280 TraceCheckUtils]: 60: Hoare triple {13955#(<= main_~j~0 4)} #t~post1 := ~j~0; {13956#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:49,941 INFO L280 TraceCheckUtils]: 61: Hoare triple {13956#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {13957#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:49,942 INFO L280 TraceCheckUtils]: 62: Hoare triple {13957#(<= main_~j~0 5)} havoc #t~post1; {13957#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:49,942 INFO L280 TraceCheckUtils]: 63: Hoare triple {13957#(<= main_~j~0 5)} assume !!(~j~0 < 20); {13957#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:49,943 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 [2020-07-08 22:23:49,943 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 [2020-07-08 22:23:49,944 INFO L280 TraceCheckUtils]: 66: Hoare triple {13957#(<= main_~j~0 5)} havoc #t~nondet2; {13957#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:49,944 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 [2020-07-08 22:23:49,945 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 [2020-07-08 22:23:49,945 INFO L280 TraceCheckUtils]: 69: Hoare triple {13957#(<= main_~j~0 5)} havoc #t~nondet3; {13957#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:49,946 INFO L280 TraceCheckUtils]: 70: Hoare triple {13957#(<= main_~j~0 5)} #t~post1 := ~j~0; {13958#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:49,946 INFO L280 TraceCheckUtils]: 71: Hoare triple {13958#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {13959#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:49,947 INFO L280 TraceCheckUtils]: 72: Hoare triple {13959#(<= main_~j~0 6)} havoc #t~post1; {13959#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:49,947 INFO L280 TraceCheckUtils]: 73: Hoare triple {13959#(<= main_~j~0 6)} assume !!(~j~0 < 20); {13959#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:49,948 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 [2020-07-08 22:23:49,948 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 [2020-07-08 22:23:49,949 INFO L280 TraceCheckUtils]: 76: Hoare triple {13959#(<= main_~j~0 6)} havoc #t~nondet2; {13959#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:49,949 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 [2020-07-08 22:23:49,949 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 [2020-07-08 22:23:49,950 INFO L280 TraceCheckUtils]: 79: Hoare triple {13959#(<= main_~j~0 6)} havoc #t~nondet3; {13959#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:49,950 INFO L280 TraceCheckUtils]: 80: Hoare triple {13959#(<= main_~j~0 6)} #t~post1 := ~j~0; {13960#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:49,951 INFO L280 TraceCheckUtils]: 81: Hoare triple {13960#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {13961#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:49,952 INFO L280 TraceCheckUtils]: 82: Hoare triple {13961#(<= main_~j~0 7)} havoc #t~post1; {13961#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:49,952 INFO L280 TraceCheckUtils]: 83: Hoare triple {13961#(<= main_~j~0 7)} assume !!(~j~0 < 20); {13961#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:49,952 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 [2020-07-08 22:23:49,953 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 [2020-07-08 22:23:49,953 INFO L280 TraceCheckUtils]: 86: Hoare triple {13961#(<= main_~j~0 7)} havoc #t~nondet2; {13961#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:49,954 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 [2020-07-08 22:23:49,954 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 [2020-07-08 22:23:49,955 INFO L280 TraceCheckUtils]: 89: Hoare triple {13961#(<= main_~j~0 7)} havoc #t~nondet3; {13961#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:49,955 INFO L280 TraceCheckUtils]: 90: Hoare triple {13961#(<= main_~j~0 7)} #t~post1 := ~j~0; {13962#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:49,956 INFO L280 TraceCheckUtils]: 91: Hoare triple {13962#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {13963#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:49,956 INFO L280 TraceCheckUtils]: 92: Hoare triple {13963#(<= main_~j~0 8)} havoc #t~post1; {13963#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:49,957 INFO L280 TraceCheckUtils]: 93: Hoare triple {13963#(<= main_~j~0 8)} assume !!(~j~0 < 20); {13963#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:49,957 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 [2020-07-08 22:23:49,958 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 [2020-07-08 22:23:49,958 INFO L280 TraceCheckUtils]: 96: Hoare triple {13963#(<= main_~j~0 8)} havoc #t~nondet2; {13963#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:49,959 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 [2020-07-08 22:23:49,959 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 [2020-07-08 22:23:49,959 INFO L280 TraceCheckUtils]: 99: Hoare triple {13963#(<= main_~j~0 8)} havoc #t~nondet3; {13963#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:49,960 INFO L280 TraceCheckUtils]: 100: Hoare triple {13963#(<= main_~j~0 8)} #t~post1 := ~j~0; {13964#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:49,961 INFO L280 TraceCheckUtils]: 101: Hoare triple {13964#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {13965#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:49,961 INFO L280 TraceCheckUtils]: 102: Hoare triple {13965#(<= main_~j~0 9)} havoc #t~post1; {13965#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:49,962 INFO L280 TraceCheckUtils]: 103: Hoare triple {13965#(<= main_~j~0 9)} assume !!(~j~0 < 20); {13965#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:49,962 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 [2020-07-08 22:23:49,963 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 [2020-07-08 22:23:49,963 INFO L280 TraceCheckUtils]: 106: Hoare triple {13965#(<= main_~j~0 9)} havoc #t~nondet2; {13965#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:49,963 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 [2020-07-08 22:23:49,964 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 [2020-07-08 22:23:49,964 INFO L280 TraceCheckUtils]: 109: Hoare triple {13965#(<= main_~j~0 9)} havoc #t~nondet3; {13965#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:49,965 INFO L280 TraceCheckUtils]: 110: Hoare triple {13965#(<= main_~j~0 9)} #t~post1 := ~j~0; {13966#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:49,966 INFO L280 TraceCheckUtils]: 111: Hoare triple {13966#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {13967#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:49,966 INFO L280 TraceCheckUtils]: 112: Hoare triple {13967#(<= main_~j~0 10)} havoc #t~post1; {13967#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:49,966 INFO L280 TraceCheckUtils]: 113: Hoare triple {13967#(<= main_~j~0 10)} assume !!(~j~0 < 20); {13967#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:49,967 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 [2020-07-08 22:23:49,967 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 [2020-07-08 22:23:49,968 INFO L280 TraceCheckUtils]: 116: Hoare triple {13967#(<= main_~j~0 10)} havoc #t~nondet2; {13967#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:49,968 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 [2020-07-08 22:23:49,969 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 [2020-07-08 22:23:49,969 INFO L280 TraceCheckUtils]: 119: Hoare triple {13967#(<= main_~j~0 10)} havoc #t~nondet3; {13967#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:49,970 INFO L280 TraceCheckUtils]: 120: Hoare triple {13967#(<= main_~j~0 10)} #t~post1 := ~j~0; {13968#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:23:49,970 INFO L280 TraceCheckUtils]: 121: Hoare triple {13968#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {13969#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:49,971 INFO L280 TraceCheckUtils]: 122: Hoare triple {13969#(<= main_~j~0 11)} havoc #t~post1; {13969#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:49,971 INFO L280 TraceCheckUtils]: 123: Hoare triple {13969#(<= main_~j~0 11)} assume !!(~j~0 < 20); {13969#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:49,972 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 [2020-07-08 22:23:49,972 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 [2020-07-08 22:23:49,973 INFO L280 TraceCheckUtils]: 126: Hoare triple {13969#(<= main_~j~0 11)} havoc #t~nondet2; {13969#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:49,973 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 [2020-07-08 22:23:49,974 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 [2020-07-08 22:23:49,974 INFO L280 TraceCheckUtils]: 129: Hoare triple {13969#(<= main_~j~0 11)} havoc #t~nondet3; {13969#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:49,975 INFO L280 TraceCheckUtils]: 130: Hoare triple {13969#(<= main_~j~0 11)} #t~post1 := ~j~0; {13970#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:23:49,975 INFO L280 TraceCheckUtils]: 131: Hoare triple {13970#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {13971#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:49,976 INFO L280 TraceCheckUtils]: 132: Hoare triple {13971#(<= main_~j~0 12)} havoc #t~post1; {13971#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:49,976 INFO L280 TraceCheckUtils]: 133: Hoare triple {13971#(<= main_~j~0 12)} assume !!(~j~0 < 20); {13971#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:49,977 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 [2020-07-08 22:23:49,977 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 [2020-07-08 22:23:49,978 INFO L280 TraceCheckUtils]: 136: Hoare triple {13971#(<= main_~j~0 12)} havoc #t~nondet2; {13971#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:49,978 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 [2020-07-08 22:23:49,979 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 [2020-07-08 22:23:49,980 INFO L280 TraceCheckUtils]: 139: Hoare triple {13971#(<= main_~j~0 12)} havoc #t~nondet3; {13971#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:49,981 INFO L280 TraceCheckUtils]: 140: Hoare triple {13971#(<= main_~j~0 12)} #t~post1 := ~j~0; {13972#(<= |main_#t~post1| 12)} is VALID [2020-07-08 22:23:49,981 INFO L280 TraceCheckUtils]: 141: Hoare triple {13972#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {13973#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:49,982 INFO L280 TraceCheckUtils]: 142: Hoare triple {13973#(<= main_~j~0 13)} havoc #t~post1; {13973#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:49,982 INFO L280 TraceCheckUtils]: 143: Hoare triple {13973#(<= main_~j~0 13)} assume !!(~j~0 < 20); {13973#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:49,983 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 [2020-07-08 22:23:49,983 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 [2020-07-08 22:23:49,983 INFO L280 TraceCheckUtils]: 146: Hoare triple {13973#(<= main_~j~0 13)} havoc #t~nondet2; {13973#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:49,984 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 [2020-07-08 22:23:49,984 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 [2020-07-08 22:23:49,985 INFO L280 TraceCheckUtils]: 149: Hoare triple {13973#(<= main_~j~0 13)} havoc #t~nondet3; {13973#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:49,985 INFO L280 TraceCheckUtils]: 150: Hoare triple {13973#(<= main_~j~0 13)} #t~post1 := ~j~0; {13974#(<= |main_#t~post1| 13)} is VALID [2020-07-08 22:23:49,986 INFO L280 TraceCheckUtils]: 151: Hoare triple {13974#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {13975#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:49,986 INFO L280 TraceCheckUtils]: 152: Hoare triple {13975#(<= main_~j~0 14)} havoc #t~post1; {13975#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:49,987 INFO L280 TraceCheckUtils]: 153: Hoare triple {13975#(<= main_~j~0 14)} assume !!(~j~0 < 20); {13975#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:49,987 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 [2020-07-08 22:23:49,988 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 [2020-07-08 22:23:49,988 INFO L280 TraceCheckUtils]: 156: Hoare triple {13975#(<= main_~j~0 14)} havoc #t~nondet2; {13975#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:49,989 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 [2020-07-08 22:23:49,989 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 [2020-07-08 22:23:49,990 INFO L280 TraceCheckUtils]: 159: Hoare triple {13975#(<= main_~j~0 14)} havoc #t~nondet3; {13975#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:49,990 INFO L280 TraceCheckUtils]: 160: Hoare triple {13975#(<= main_~j~0 14)} #t~post1 := ~j~0; {13976#(<= |main_#t~post1| 14)} is VALID [2020-07-08 22:23:49,991 INFO L280 TraceCheckUtils]: 161: Hoare triple {13976#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {13977#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:49,991 INFO L280 TraceCheckUtils]: 162: Hoare triple {13977#(<= main_~j~0 15)} havoc #t~post1; {13977#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:49,992 INFO L280 TraceCheckUtils]: 163: Hoare triple {13977#(<= main_~j~0 15)} assume !(~j~0 < 20); {13941#false} is VALID [2020-07-08 22:23:49,992 INFO L280 TraceCheckUtils]: 164: Hoare triple {13941#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {13941#false} is VALID [2020-07-08 22:23:49,992 INFO L280 TraceCheckUtils]: 165: Hoare triple {13941#false} ~i~0 := #t~nondet4; {13941#false} is VALID [2020-07-08 22:23:49,992 INFO L280 TraceCheckUtils]: 166: Hoare triple {13941#false} havoc #t~nondet4; {13941#false} is VALID [2020-07-08 22:23:49,993 INFO L280 TraceCheckUtils]: 167: Hoare triple {13941#false} assume ~i~0 >= 0 && ~i~0 < 10; {13941#false} is VALID [2020-07-08 22:23:49,993 INFO L280 TraceCheckUtils]: 168: Hoare triple {13941#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {13941#false} is VALID [2020-07-08 22:23:49,993 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 [2020-07-08 22:23:49,993 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 [2020-07-08 22:23:49,993 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 [2020-07-08 22:23:49,994 INFO L280 TraceCheckUtils]: 172: Hoare triple {13941#false} ~i~0 := 10 + #t~mem5; {13941#false} is VALID [2020-07-08 22:23:49,994 INFO L280 TraceCheckUtils]: 173: Hoare triple {13941#false} havoc #t~mem5; {13941#false} is VALID [2020-07-08 22:23:49,994 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 [2020-07-08 22:23:49,994 INFO L280 TraceCheckUtils]: 175: Hoare triple {13941#false} assume !(~i~0 < #t~mem6); {13941#false} is VALID [2020-07-08 22:23:49,994 INFO L280 TraceCheckUtils]: 176: Hoare triple {13941#false} havoc #t~mem6; {13941#false} is VALID [2020-07-08 22:23:49,994 INFO L263 TraceCheckUtils]: 177: Hoare triple {13941#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {13940#true} is VALID [2020-07-08 22:23:49,995 INFO L280 TraceCheckUtils]: 178: Hoare triple {13940#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {13940#true} is VALID [2020-07-08 22:23:49,995 INFO L280 TraceCheckUtils]: 179: Hoare triple {13940#true} ~b := #in~b; {13940#true} is VALID [2020-07-08 22:23:49,995 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 [2020-07-08 22:23:49,995 INFO L280 TraceCheckUtils]: 181: Hoare triple {13940#true} #res := (if #t~mem0 == ~b then 1 else 0); {13940#true} is VALID [2020-07-08 22:23:49,995 INFO L280 TraceCheckUtils]: 182: Hoare triple {13940#true} havoc #t~mem0; {13940#true} is VALID [2020-07-08 22:23:49,995 INFO L280 TraceCheckUtils]: 183: Hoare triple {13940#true} assume true; {13940#true} is VALID [2020-07-08 22:23:49,996 INFO L275 TraceCheckUtils]: 184: Hoare quadruple {13940#true} {13941#false} #96#return; {13941#false} is VALID [2020-07-08 22:23:49,996 INFO L280 TraceCheckUtils]: 185: Hoare triple {13941#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {13941#false} is VALID [2020-07-08 22:23:49,996 INFO L280 TraceCheckUtils]: 186: Hoare triple {13941#false} assume 0 == #t~ret8; {13941#false} is VALID [2020-07-08 22:23:49,996 INFO L280 TraceCheckUtils]: 187: Hoare triple {13941#false} havoc #t~ret8; {13941#false} is VALID [2020-07-08 22:23:49,996 INFO L280 TraceCheckUtils]: 188: Hoare triple {13941#false} assume !false; {13941#false} is VALID [2020-07-08 22:23:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 1065 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:50,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2132954968] [2020-07-08 22:23:50,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:50,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2020-07-08 22:23:50,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814505250] [2020-07-08 22:23:50,025 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 189 [2020-07-08 22:23:50,025 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:50,025 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states. [2020-07-08 22:23:50,224 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 189 edges. 189 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:50,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-07-08 22:23:50,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:50,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-07-08 22:23:50,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=832, Unknown=0, NotChecked=0, Total=1122 [2020-07-08 22:23:50,225 INFO L87 Difference]: Start difference. First operand 194 states and 195 transitions. Second operand 34 states. [2020-07-08 22:23:52,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:52,593 INFO L93 Difference]: Finished difference Result 242 states and 244 transitions. [2020-07-08 22:23:52,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-07-08 22:23:52,593 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 189 [2020-07-08 22:23:52,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:52,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-07-08 22:23:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 244 transitions. [2020-07-08 22:23:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-07-08 22:23:52,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 244 transitions. [2020-07-08 22:23:52,600 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 49 states and 244 transitions. [2020-07-08 22:23:52,877 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 244 edges. 244 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:52,882 INFO L225 Difference]: With dead ends: 242 [2020-07-08 22:23:52,882 INFO L226 Difference]: Without dead ends: 212 [2020-07-08 22:23:52,883 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1280, Invalid=2752, Unknown=0, NotChecked=0, Total=4032 [2020-07-08 22:23:52,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-07-08 22:23:53,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 204. [2020-07-08 22:23:53,054 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:53,054 INFO L82 GeneralOperation]: Start isEquivalent. First operand 212 states. Second operand 204 states. [2020-07-08 22:23:53,055 INFO L74 IsIncluded]: Start isIncluded. First operand 212 states. Second operand 204 states. [2020-07-08 22:23:53,055 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 204 states. [2020-07-08 22:23:53,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:53,059 INFO L93 Difference]: Finished difference Result 212 states and 213 transitions. [2020-07-08 22:23:53,060 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 213 transitions. [2020-07-08 22:23:53,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:53,060 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:53,060 INFO L74 IsIncluded]: Start isIncluded. First operand 204 states. Second operand 212 states. [2020-07-08 22:23:53,060 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 212 states. [2020-07-08 22:23:53,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:53,064 INFO L93 Difference]: Finished difference Result 212 states and 213 transitions. [2020-07-08 22:23:53,065 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 213 transitions. [2020-07-08 22:23:53,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:53,065 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:53,065 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:53,066 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-07-08 22:23:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 205 transitions. [2020-07-08 22:23:53,069 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 205 transitions. Word has length 189 [2020-07-08 22:23:53,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:53,070 INFO L479 AbstractCegarLoop]: Abstraction has 204 states and 205 transitions. [2020-07-08 22:23:53,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-07-08 22:23:53,070 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 204 states and 205 transitions. [2020-07-08 22:23:53,289 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 205 edges. 205 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 205 transitions. [2020-07-08 22:23:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-07-08 22:23:53,292 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:53,293 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] [2020-07-08 22:23:53,293 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-07-08 22:23:53,293 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:53,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:53,294 INFO L82 PathProgramCache]: Analyzing trace with hash -839789947, now seen corresponding path program 16 times [2020-07-08 22:23:53,294 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:53,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1643341148] [2020-07-08 22:23:53,294 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:53,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:53,995 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 [2020-07-08 22:23:53,995 INFO L280 TraceCheckUtils]: 1: Hoare triple {15364#true} #valid := #valid[0 := 0]; {15364#true} is VALID [2020-07-08 22:23:53,995 INFO L280 TraceCheckUtils]: 2: Hoare triple {15364#true} assume 0 < #StackHeapBarrier; {15364#true} is VALID [2020-07-08 22:23:53,995 INFO L280 TraceCheckUtils]: 3: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-08 22:23:53,996 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {15364#true} {15364#true} #92#return; {15364#true} is VALID [2020-07-08 22:23:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:54,006 INFO L280 TraceCheckUtils]: 0: Hoare triple {15364#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {15364#true} is VALID [2020-07-08 22:23:54,006 INFO L280 TraceCheckUtils]: 1: Hoare triple {15364#true} ~b := #in~b; {15364#true} is VALID [2020-07-08 22:23:54,007 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 [2020-07-08 22:23:54,007 INFO L280 TraceCheckUtils]: 3: Hoare triple {15364#true} #res := (if #t~mem0 == ~b then 1 else 0); {15364#true} is VALID [2020-07-08 22:23:54,007 INFO L280 TraceCheckUtils]: 4: Hoare triple {15364#true} havoc #t~mem0; {15364#true} is VALID [2020-07-08 22:23:54,007 INFO L280 TraceCheckUtils]: 5: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-08 22:23:54,007 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {15364#true} {15365#false} #96#return; {15365#false} is VALID [2020-07-08 22:23:54,008 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 [2020-07-08 22:23:54,009 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 [2020-07-08 22:23:54,009 INFO L280 TraceCheckUtils]: 2: Hoare triple {15364#true} #valid := #valid[0 := 0]; {15364#true} is VALID [2020-07-08 22:23:54,009 INFO L280 TraceCheckUtils]: 3: Hoare triple {15364#true} assume 0 < #StackHeapBarrier; {15364#true} is VALID [2020-07-08 22:23:54,009 INFO L280 TraceCheckUtils]: 4: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-08 22:23:54,009 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {15364#true} {15364#true} #92#return; {15364#true} is VALID [2020-07-08 22:23:54,009 INFO L263 TraceCheckUtils]: 6: Hoare triple {15364#true} call #t~ret9 := main(); {15364#true} is VALID [2020-07-08 22:23:54,010 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 [2020-07-08 22:23:54,010 INFO L280 TraceCheckUtils]: 8: Hoare triple {15364#true} havoc ~ad2~0.base, ~ad2~0.offset; {15364#true} is VALID [2020-07-08 22:23:54,010 INFO L280 TraceCheckUtils]: 9: Hoare triple {15364#true} havoc ~i~0; {15364#true} is VALID [2020-07-08 22:23:54,010 INFO L280 TraceCheckUtils]: 10: Hoare triple {15364#true} havoc ~j~0; {15364#true} is VALID [2020-07-08 22:23:54,010 INFO L280 TraceCheckUtils]: 11: Hoare triple {15364#true} havoc ~pa~0.base, ~pa~0.offset; {15364#true} is VALID [2020-07-08 22:23:54,011 INFO L280 TraceCheckUtils]: 12: Hoare triple {15364#true} ~j~0 := 0; {15371#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:54,011 INFO L280 TraceCheckUtils]: 13: Hoare triple {15371#(= 0 main_~j~0)} assume !!(~j~0 < 20); {15371#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:54,012 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 [2020-07-08 22:23:54,012 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 [2020-07-08 22:23:54,013 INFO L280 TraceCheckUtils]: 16: Hoare triple {15371#(= 0 main_~j~0)} havoc #t~nondet2; {15371#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:54,013 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 [2020-07-08 22:23:54,014 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 [2020-07-08 22:23:54,014 INFO L280 TraceCheckUtils]: 19: Hoare triple {15371#(= 0 main_~j~0)} havoc #t~nondet3; {15371#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:54,015 INFO L280 TraceCheckUtils]: 20: Hoare triple {15371#(= 0 main_~j~0)} #t~post1 := ~j~0; {15372#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:54,015 INFO L280 TraceCheckUtils]: 21: Hoare triple {15372#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {15373#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:54,016 INFO L280 TraceCheckUtils]: 22: Hoare triple {15373#(<= main_~j~0 1)} havoc #t~post1; {15373#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:54,016 INFO L280 TraceCheckUtils]: 23: Hoare triple {15373#(<= main_~j~0 1)} assume !!(~j~0 < 20); {15373#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:54,017 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 [2020-07-08 22:23:54,023 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 [2020-07-08 22:23:54,023 INFO L280 TraceCheckUtils]: 26: Hoare triple {15373#(<= main_~j~0 1)} havoc #t~nondet2; {15373#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:54,024 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 [2020-07-08 22:23:54,024 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 [2020-07-08 22:23:54,025 INFO L280 TraceCheckUtils]: 29: Hoare triple {15373#(<= main_~j~0 1)} havoc #t~nondet3; {15373#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:54,025 INFO L280 TraceCheckUtils]: 30: Hoare triple {15373#(<= main_~j~0 1)} #t~post1 := ~j~0; {15374#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:54,026 INFO L280 TraceCheckUtils]: 31: Hoare triple {15374#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {15375#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:54,027 INFO L280 TraceCheckUtils]: 32: Hoare triple {15375#(<= main_~j~0 2)} havoc #t~post1; {15375#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:54,027 INFO L280 TraceCheckUtils]: 33: Hoare triple {15375#(<= main_~j~0 2)} assume !!(~j~0 < 20); {15375#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:54,028 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 [2020-07-08 22:23:54,028 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 [2020-07-08 22:23:54,029 INFO L280 TraceCheckUtils]: 36: Hoare triple {15375#(<= main_~j~0 2)} havoc #t~nondet2; {15375#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:54,029 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 [2020-07-08 22:23:54,030 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 [2020-07-08 22:23:54,030 INFO L280 TraceCheckUtils]: 39: Hoare triple {15375#(<= main_~j~0 2)} havoc #t~nondet3; {15375#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:54,031 INFO L280 TraceCheckUtils]: 40: Hoare triple {15375#(<= main_~j~0 2)} #t~post1 := ~j~0; {15376#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:54,031 INFO L280 TraceCheckUtils]: 41: Hoare triple {15376#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {15377#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:54,032 INFO L280 TraceCheckUtils]: 42: Hoare triple {15377#(<= main_~j~0 3)} havoc #t~post1; {15377#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:54,032 INFO L280 TraceCheckUtils]: 43: Hoare triple {15377#(<= main_~j~0 3)} assume !!(~j~0 < 20); {15377#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:54,033 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 [2020-07-08 22:23:54,033 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 [2020-07-08 22:23:54,034 INFO L280 TraceCheckUtils]: 46: Hoare triple {15377#(<= main_~j~0 3)} havoc #t~nondet2; {15377#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:54,034 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 [2020-07-08 22:23:54,034 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 [2020-07-08 22:23:54,035 INFO L280 TraceCheckUtils]: 49: Hoare triple {15377#(<= main_~j~0 3)} havoc #t~nondet3; {15377#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:54,035 INFO L280 TraceCheckUtils]: 50: Hoare triple {15377#(<= main_~j~0 3)} #t~post1 := ~j~0; {15378#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:54,036 INFO L280 TraceCheckUtils]: 51: Hoare triple {15378#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {15379#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:54,037 INFO L280 TraceCheckUtils]: 52: Hoare triple {15379#(<= main_~j~0 4)} havoc #t~post1; {15379#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:54,037 INFO L280 TraceCheckUtils]: 53: Hoare triple {15379#(<= main_~j~0 4)} assume !!(~j~0 < 20); {15379#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:54,037 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 [2020-07-08 22:23:54,038 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 [2020-07-08 22:23:54,038 INFO L280 TraceCheckUtils]: 56: Hoare triple {15379#(<= main_~j~0 4)} havoc #t~nondet2; {15379#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:54,039 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 [2020-07-08 22:23:54,039 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 [2020-07-08 22:23:54,040 INFO L280 TraceCheckUtils]: 59: Hoare triple {15379#(<= main_~j~0 4)} havoc #t~nondet3; {15379#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:54,040 INFO L280 TraceCheckUtils]: 60: Hoare triple {15379#(<= main_~j~0 4)} #t~post1 := ~j~0; {15380#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:54,041 INFO L280 TraceCheckUtils]: 61: Hoare triple {15380#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {15381#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:54,042 INFO L280 TraceCheckUtils]: 62: Hoare triple {15381#(<= main_~j~0 5)} havoc #t~post1; {15381#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:54,042 INFO L280 TraceCheckUtils]: 63: Hoare triple {15381#(<= main_~j~0 5)} assume !!(~j~0 < 20); {15381#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:54,043 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 [2020-07-08 22:23:54,043 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 [2020-07-08 22:23:54,044 INFO L280 TraceCheckUtils]: 66: Hoare triple {15381#(<= main_~j~0 5)} havoc #t~nondet2; {15381#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:54,044 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 [2020-07-08 22:23:54,045 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 [2020-07-08 22:23:54,046 INFO L280 TraceCheckUtils]: 69: Hoare triple {15381#(<= main_~j~0 5)} havoc #t~nondet3; {15381#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:54,046 INFO L280 TraceCheckUtils]: 70: Hoare triple {15381#(<= main_~j~0 5)} #t~post1 := ~j~0; {15382#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:54,047 INFO L280 TraceCheckUtils]: 71: Hoare triple {15382#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {15383#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:54,047 INFO L280 TraceCheckUtils]: 72: Hoare triple {15383#(<= main_~j~0 6)} havoc #t~post1; {15383#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:54,048 INFO L280 TraceCheckUtils]: 73: Hoare triple {15383#(<= main_~j~0 6)} assume !!(~j~0 < 20); {15383#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:54,048 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 [2020-07-08 22:23:54,049 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 [2020-07-08 22:23:54,049 INFO L280 TraceCheckUtils]: 76: Hoare triple {15383#(<= main_~j~0 6)} havoc #t~nondet2; {15383#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:54,050 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 [2020-07-08 22:23:54,050 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 [2020-07-08 22:23:54,051 INFO L280 TraceCheckUtils]: 79: Hoare triple {15383#(<= main_~j~0 6)} havoc #t~nondet3; {15383#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:54,052 INFO L280 TraceCheckUtils]: 80: Hoare triple {15383#(<= main_~j~0 6)} #t~post1 := ~j~0; {15384#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:54,052 INFO L280 TraceCheckUtils]: 81: Hoare triple {15384#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {15385#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:54,053 INFO L280 TraceCheckUtils]: 82: Hoare triple {15385#(<= main_~j~0 7)} havoc #t~post1; {15385#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:54,053 INFO L280 TraceCheckUtils]: 83: Hoare triple {15385#(<= main_~j~0 7)} assume !!(~j~0 < 20); {15385#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:54,054 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 [2020-07-08 22:23:54,054 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 [2020-07-08 22:23:54,055 INFO L280 TraceCheckUtils]: 86: Hoare triple {15385#(<= main_~j~0 7)} havoc #t~nondet2; {15385#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:54,055 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 [2020-07-08 22:23:54,056 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 [2020-07-08 22:23:54,056 INFO L280 TraceCheckUtils]: 89: Hoare triple {15385#(<= main_~j~0 7)} havoc #t~nondet3; {15385#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:54,057 INFO L280 TraceCheckUtils]: 90: Hoare triple {15385#(<= main_~j~0 7)} #t~post1 := ~j~0; {15386#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:54,058 INFO L280 TraceCheckUtils]: 91: Hoare triple {15386#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {15387#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:54,058 INFO L280 TraceCheckUtils]: 92: Hoare triple {15387#(<= main_~j~0 8)} havoc #t~post1; {15387#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:54,059 INFO L280 TraceCheckUtils]: 93: Hoare triple {15387#(<= main_~j~0 8)} assume !!(~j~0 < 20); {15387#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:54,059 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 [2020-07-08 22:23:54,059 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 [2020-07-08 22:23:54,060 INFO L280 TraceCheckUtils]: 96: Hoare triple {15387#(<= main_~j~0 8)} havoc #t~nondet2; {15387#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:54,061 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 [2020-07-08 22:23:54,061 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 [2020-07-08 22:23:54,062 INFO L280 TraceCheckUtils]: 99: Hoare triple {15387#(<= main_~j~0 8)} havoc #t~nondet3; {15387#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:54,062 INFO L280 TraceCheckUtils]: 100: Hoare triple {15387#(<= main_~j~0 8)} #t~post1 := ~j~0; {15388#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:54,063 INFO L280 TraceCheckUtils]: 101: Hoare triple {15388#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {15389#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:54,063 INFO L280 TraceCheckUtils]: 102: Hoare triple {15389#(<= main_~j~0 9)} havoc #t~post1; {15389#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:54,064 INFO L280 TraceCheckUtils]: 103: Hoare triple {15389#(<= main_~j~0 9)} assume !!(~j~0 < 20); {15389#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:54,064 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 [2020-07-08 22:23:54,065 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 [2020-07-08 22:23:54,065 INFO L280 TraceCheckUtils]: 106: Hoare triple {15389#(<= main_~j~0 9)} havoc #t~nondet2; {15389#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:54,066 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 [2020-07-08 22:23:54,067 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 [2020-07-08 22:23:54,067 INFO L280 TraceCheckUtils]: 109: Hoare triple {15389#(<= main_~j~0 9)} havoc #t~nondet3; {15389#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:54,068 INFO L280 TraceCheckUtils]: 110: Hoare triple {15389#(<= main_~j~0 9)} #t~post1 := ~j~0; {15390#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:54,068 INFO L280 TraceCheckUtils]: 111: Hoare triple {15390#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {15391#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:54,069 INFO L280 TraceCheckUtils]: 112: Hoare triple {15391#(<= main_~j~0 10)} havoc #t~post1; {15391#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:54,069 INFO L280 TraceCheckUtils]: 113: Hoare triple {15391#(<= main_~j~0 10)} assume !!(~j~0 < 20); {15391#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:54,070 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 [2020-07-08 22:23:54,070 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 [2020-07-08 22:23:54,071 INFO L280 TraceCheckUtils]: 116: Hoare triple {15391#(<= main_~j~0 10)} havoc #t~nondet2; {15391#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:54,071 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 [2020-07-08 22:23:54,072 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 [2020-07-08 22:23:54,072 INFO L280 TraceCheckUtils]: 119: Hoare triple {15391#(<= main_~j~0 10)} havoc #t~nondet3; {15391#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:54,073 INFO L280 TraceCheckUtils]: 120: Hoare triple {15391#(<= main_~j~0 10)} #t~post1 := ~j~0; {15392#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:23:54,073 INFO L280 TraceCheckUtils]: 121: Hoare triple {15392#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {15393#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:54,074 INFO L280 TraceCheckUtils]: 122: Hoare triple {15393#(<= main_~j~0 11)} havoc #t~post1; {15393#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:54,074 INFO L280 TraceCheckUtils]: 123: Hoare triple {15393#(<= main_~j~0 11)} assume !!(~j~0 < 20); {15393#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:54,075 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 [2020-07-08 22:23:54,075 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 [2020-07-08 22:23:54,076 INFO L280 TraceCheckUtils]: 126: Hoare triple {15393#(<= main_~j~0 11)} havoc #t~nondet2; {15393#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:54,076 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 [2020-07-08 22:23:54,076 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 [2020-07-08 22:23:54,077 INFO L280 TraceCheckUtils]: 129: Hoare triple {15393#(<= main_~j~0 11)} havoc #t~nondet3; {15393#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:54,077 INFO L280 TraceCheckUtils]: 130: Hoare triple {15393#(<= main_~j~0 11)} #t~post1 := ~j~0; {15394#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:23:54,078 INFO L280 TraceCheckUtils]: 131: Hoare triple {15394#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {15395#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:54,078 INFO L280 TraceCheckUtils]: 132: Hoare triple {15395#(<= main_~j~0 12)} havoc #t~post1; {15395#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:54,079 INFO L280 TraceCheckUtils]: 133: Hoare triple {15395#(<= main_~j~0 12)} assume !!(~j~0 < 20); {15395#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:54,079 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 [2020-07-08 22:23:54,080 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 [2020-07-08 22:23:54,080 INFO L280 TraceCheckUtils]: 136: Hoare triple {15395#(<= main_~j~0 12)} havoc #t~nondet2; {15395#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:54,081 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 [2020-07-08 22:23:54,081 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 [2020-07-08 22:23:54,082 INFO L280 TraceCheckUtils]: 139: Hoare triple {15395#(<= main_~j~0 12)} havoc #t~nondet3; {15395#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:54,082 INFO L280 TraceCheckUtils]: 140: Hoare triple {15395#(<= main_~j~0 12)} #t~post1 := ~j~0; {15396#(<= |main_#t~post1| 12)} is VALID [2020-07-08 22:23:54,083 INFO L280 TraceCheckUtils]: 141: Hoare triple {15396#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {15397#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:54,083 INFO L280 TraceCheckUtils]: 142: Hoare triple {15397#(<= main_~j~0 13)} havoc #t~post1; {15397#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:54,083 INFO L280 TraceCheckUtils]: 143: Hoare triple {15397#(<= main_~j~0 13)} assume !!(~j~0 < 20); {15397#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:54,084 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 [2020-07-08 22:23:54,084 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 [2020-07-08 22:23:54,085 INFO L280 TraceCheckUtils]: 146: Hoare triple {15397#(<= main_~j~0 13)} havoc #t~nondet2; {15397#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:54,085 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 [2020-07-08 22:23:54,085 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 [2020-07-08 22:23:54,086 INFO L280 TraceCheckUtils]: 149: Hoare triple {15397#(<= main_~j~0 13)} havoc #t~nondet3; {15397#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:54,086 INFO L280 TraceCheckUtils]: 150: Hoare triple {15397#(<= main_~j~0 13)} #t~post1 := ~j~0; {15398#(<= |main_#t~post1| 13)} is VALID [2020-07-08 22:23:54,087 INFO L280 TraceCheckUtils]: 151: Hoare triple {15398#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {15399#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:54,087 INFO L280 TraceCheckUtils]: 152: Hoare triple {15399#(<= main_~j~0 14)} havoc #t~post1; {15399#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:54,088 INFO L280 TraceCheckUtils]: 153: Hoare triple {15399#(<= main_~j~0 14)} assume !!(~j~0 < 20); {15399#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:54,088 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 [2020-07-08 22:23:54,088 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 [2020-07-08 22:23:54,089 INFO L280 TraceCheckUtils]: 156: Hoare triple {15399#(<= main_~j~0 14)} havoc #t~nondet2; {15399#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:54,089 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 [2020-07-08 22:23:54,090 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 [2020-07-08 22:23:54,090 INFO L280 TraceCheckUtils]: 159: Hoare triple {15399#(<= main_~j~0 14)} havoc #t~nondet3; {15399#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:54,094 INFO L280 TraceCheckUtils]: 160: Hoare triple {15399#(<= main_~j~0 14)} #t~post1 := ~j~0; {15400#(<= |main_#t~post1| 14)} is VALID [2020-07-08 22:23:54,095 INFO L280 TraceCheckUtils]: 161: Hoare triple {15400#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {15401#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:54,096 INFO L280 TraceCheckUtils]: 162: Hoare triple {15401#(<= main_~j~0 15)} havoc #t~post1; {15401#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:54,096 INFO L280 TraceCheckUtils]: 163: Hoare triple {15401#(<= main_~j~0 15)} assume !!(~j~0 < 20); {15401#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:54,097 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 [2020-07-08 22:23:54,097 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 [2020-07-08 22:23:54,098 INFO L280 TraceCheckUtils]: 166: Hoare triple {15401#(<= main_~j~0 15)} havoc #t~nondet2; {15401#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:54,098 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 [2020-07-08 22:23:54,099 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 [2020-07-08 22:23:54,099 INFO L280 TraceCheckUtils]: 169: Hoare triple {15401#(<= main_~j~0 15)} havoc #t~nondet3; {15401#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:54,100 INFO L280 TraceCheckUtils]: 170: Hoare triple {15401#(<= main_~j~0 15)} #t~post1 := ~j~0; {15402#(<= |main_#t~post1| 15)} is VALID [2020-07-08 22:23:54,100 INFO L280 TraceCheckUtils]: 171: Hoare triple {15402#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {15403#(<= main_~j~0 16)} is VALID [2020-07-08 22:23:54,101 INFO L280 TraceCheckUtils]: 172: Hoare triple {15403#(<= main_~j~0 16)} havoc #t~post1; {15403#(<= main_~j~0 16)} is VALID [2020-07-08 22:23:54,101 INFO L280 TraceCheckUtils]: 173: Hoare triple {15403#(<= main_~j~0 16)} assume !(~j~0 < 20); {15365#false} is VALID [2020-07-08 22:23:54,102 INFO L280 TraceCheckUtils]: 174: Hoare triple {15365#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {15365#false} is VALID [2020-07-08 22:23:54,102 INFO L280 TraceCheckUtils]: 175: Hoare triple {15365#false} ~i~0 := #t~nondet4; {15365#false} is VALID [2020-07-08 22:23:54,102 INFO L280 TraceCheckUtils]: 176: Hoare triple {15365#false} havoc #t~nondet4; {15365#false} is VALID [2020-07-08 22:23:54,102 INFO L280 TraceCheckUtils]: 177: Hoare triple {15365#false} assume ~i~0 >= 0 && ~i~0 < 10; {15365#false} is VALID [2020-07-08 22:23:54,102 INFO L280 TraceCheckUtils]: 178: Hoare triple {15365#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {15365#false} is VALID [2020-07-08 22:23:54,102 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 [2020-07-08 22:23:54,103 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 [2020-07-08 22:23:54,103 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 [2020-07-08 22:23:54,103 INFO L280 TraceCheckUtils]: 182: Hoare triple {15365#false} ~i~0 := 10 + #t~mem5; {15365#false} is VALID [2020-07-08 22:23:54,103 INFO L280 TraceCheckUtils]: 183: Hoare triple {15365#false} havoc #t~mem5; {15365#false} is VALID [2020-07-08 22:23:54,103 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 [2020-07-08 22:23:54,103 INFO L280 TraceCheckUtils]: 185: Hoare triple {15365#false} assume !(~i~0 < #t~mem6); {15365#false} is VALID [2020-07-08 22:23:54,104 INFO L280 TraceCheckUtils]: 186: Hoare triple {15365#false} havoc #t~mem6; {15365#false} is VALID [2020-07-08 22:23:54,104 INFO L263 TraceCheckUtils]: 187: Hoare triple {15365#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {15364#true} is VALID [2020-07-08 22:23:54,104 INFO L280 TraceCheckUtils]: 188: Hoare triple {15364#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {15364#true} is VALID [2020-07-08 22:23:54,104 INFO L280 TraceCheckUtils]: 189: Hoare triple {15364#true} ~b := #in~b; {15364#true} is VALID [2020-07-08 22:23:54,104 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 [2020-07-08 22:23:54,105 INFO L280 TraceCheckUtils]: 191: Hoare triple {15364#true} #res := (if #t~mem0 == ~b then 1 else 0); {15364#true} is VALID [2020-07-08 22:23:54,105 INFO L280 TraceCheckUtils]: 192: Hoare triple {15364#true} havoc #t~mem0; {15364#true} is VALID [2020-07-08 22:23:54,105 INFO L280 TraceCheckUtils]: 193: Hoare triple {15364#true} assume true; {15364#true} is VALID [2020-07-08 22:23:54,105 INFO L275 TraceCheckUtils]: 194: Hoare quadruple {15364#true} {15365#false} #96#return; {15365#false} is VALID [2020-07-08 22:23:54,106 INFO L280 TraceCheckUtils]: 195: Hoare triple {15365#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {15365#false} is VALID [2020-07-08 22:23:54,106 INFO L280 TraceCheckUtils]: 196: Hoare triple {15365#false} assume 0 == #t~ret8; {15365#false} is VALID [2020-07-08 22:23:54,106 INFO L280 TraceCheckUtils]: 197: Hoare triple {15365#false} havoc #t~ret8; {15365#false} is VALID [2020-07-08 22:23:54,107 INFO L280 TraceCheckUtils]: 198: Hoare triple {15365#false} assume !false; {15365#false} is VALID [2020-07-08 22:23:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 0 proven. 1216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:54,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1643341148] [2020-07-08 22:23:54,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:54,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2020-07-08 22:23:54,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763848224] [2020-07-08 22:23:54,172 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 199 [2020-07-08 22:23:54,173 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:54,173 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 36 states. [2020-07-08 22:23:54,413 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 199 edges. 199 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:54,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2020-07-08 22:23:54,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:54,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2020-07-08 22:23:54,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=935, Unknown=0, NotChecked=0, Total=1260 [2020-07-08 22:23:54,414 INFO L87 Difference]: Start difference. First operand 204 states and 205 transitions. Second operand 36 states. [2020-07-08 22:23:57,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:57,080 INFO L93 Difference]: Finished difference Result 252 states and 254 transitions. [2020-07-08 22:23:57,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-07-08 22:23:57,080 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 199 [2020-07-08 22:23:57,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:23:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-08 22:23:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 254 transitions. [2020-07-08 22:23:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-08 22:23:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 254 transitions. [2020-07-08 22:23:57,085 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 52 states and 254 transitions. [2020-07-08 22:23:57,365 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 254 edges. 254 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:57,370 INFO L225 Difference]: With dead ends: 252 [2020-07-08 22:23:57,370 INFO L226 Difference]: Without dead ends: 222 [2020-07-08 22:23:57,372 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1445, Invalid=3111, Unknown=0, NotChecked=0, Total=4556 [2020-07-08 22:23:57,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-07-08 22:23:57,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 214. [2020-07-08 22:23:57,573 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:23:57,573 INFO L82 GeneralOperation]: Start isEquivalent. First operand 222 states. Second operand 214 states. [2020-07-08 22:23:57,573 INFO L74 IsIncluded]: Start isIncluded. First operand 222 states. Second operand 214 states. [2020-07-08 22:23:57,573 INFO L87 Difference]: Start difference. First operand 222 states. Second operand 214 states. [2020-07-08 22:23:57,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:57,577 INFO L93 Difference]: Finished difference Result 222 states and 223 transitions. [2020-07-08 22:23:57,577 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 223 transitions. [2020-07-08 22:23:57,578 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:57,578 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:57,578 INFO L74 IsIncluded]: Start isIncluded. First operand 214 states. Second operand 222 states. [2020-07-08 22:23:57,578 INFO L87 Difference]: Start difference. First operand 214 states. Second operand 222 states. [2020-07-08 22:23:57,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:23:57,583 INFO L93 Difference]: Finished difference Result 222 states and 223 transitions. [2020-07-08 22:23:57,583 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 223 transitions. [2020-07-08 22:23:57,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:23:57,583 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:23:57,584 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:23:57,584 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:23:57,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-08 22:23:57,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 215 transitions. [2020-07-08 22:23:57,588 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 215 transitions. Word has length 199 [2020-07-08 22:23:57,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:23:57,588 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 215 transitions. [2020-07-08 22:23:57,588 INFO L480 AbstractCegarLoop]: Interpolant automaton has 36 states. [2020-07-08 22:23:57,588 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 214 states and 215 transitions. [2020-07-08 22:23:57,826 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 215 edges. 215 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:57,826 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 215 transitions. [2020-07-08 22:23:57,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-07-08 22:23:57,828 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:23:57,828 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] [2020-07-08 22:23:57,829 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-07-08 22:23:57,829 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:23:57,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:23:57,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1916049557, now seen corresponding path program 17 times [2020-07-08 22:23:57,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:23:57,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1703797086] [2020-07-08 22:23:57,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:23:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:58,614 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 [2020-07-08 22:23:58,614 INFO L280 TraceCheckUtils]: 1: Hoare triple {16854#true} #valid := #valid[0 := 0]; {16854#true} is VALID [2020-07-08 22:23:58,614 INFO L280 TraceCheckUtils]: 2: Hoare triple {16854#true} assume 0 < #StackHeapBarrier; {16854#true} is VALID [2020-07-08 22:23:58,614 INFO L280 TraceCheckUtils]: 3: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-08 22:23:58,614 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {16854#true} {16854#true} #92#return; {16854#true} is VALID [2020-07-08 22:23:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:23:58,622 INFO L280 TraceCheckUtils]: 0: Hoare triple {16854#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {16854#true} is VALID [2020-07-08 22:23:58,623 INFO L280 TraceCheckUtils]: 1: Hoare triple {16854#true} ~b := #in~b; {16854#true} is VALID [2020-07-08 22:23:58,623 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 [2020-07-08 22:23:58,623 INFO L280 TraceCheckUtils]: 3: Hoare triple {16854#true} #res := (if #t~mem0 == ~b then 1 else 0); {16854#true} is VALID [2020-07-08 22:23:58,623 INFO L280 TraceCheckUtils]: 4: Hoare triple {16854#true} havoc #t~mem0; {16854#true} is VALID [2020-07-08 22:23:58,623 INFO L280 TraceCheckUtils]: 5: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-08 22:23:58,624 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {16854#true} {16855#false} #96#return; {16855#false} is VALID [2020-07-08 22:23:58,624 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 [2020-07-08 22:23:58,625 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 [2020-07-08 22:23:58,625 INFO L280 TraceCheckUtils]: 2: Hoare triple {16854#true} #valid := #valid[0 := 0]; {16854#true} is VALID [2020-07-08 22:23:58,625 INFO L280 TraceCheckUtils]: 3: Hoare triple {16854#true} assume 0 < #StackHeapBarrier; {16854#true} is VALID [2020-07-08 22:23:58,625 INFO L280 TraceCheckUtils]: 4: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-08 22:23:58,625 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {16854#true} {16854#true} #92#return; {16854#true} is VALID [2020-07-08 22:23:58,626 INFO L263 TraceCheckUtils]: 6: Hoare triple {16854#true} call #t~ret9 := main(); {16854#true} is VALID [2020-07-08 22:23:58,626 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 [2020-07-08 22:23:58,626 INFO L280 TraceCheckUtils]: 8: Hoare triple {16854#true} havoc ~ad2~0.base, ~ad2~0.offset; {16854#true} is VALID [2020-07-08 22:23:58,626 INFO L280 TraceCheckUtils]: 9: Hoare triple {16854#true} havoc ~i~0; {16854#true} is VALID [2020-07-08 22:23:58,626 INFO L280 TraceCheckUtils]: 10: Hoare triple {16854#true} havoc ~j~0; {16854#true} is VALID [2020-07-08 22:23:58,626 INFO L280 TraceCheckUtils]: 11: Hoare triple {16854#true} havoc ~pa~0.base, ~pa~0.offset; {16854#true} is VALID [2020-07-08 22:23:58,627 INFO L280 TraceCheckUtils]: 12: Hoare triple {16854#true} ~j~0 := 0; {16861#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:58,628 INFO L280 TraceCheckUtils]: 13: Hoare triple {16861#(= 0 main_~j~0)} assume !!(~j~0 < 20); {16861#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:58,628 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 [2020-07-08 22:23:58,629 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 [2020-07-08 22:23:58,629 INFO L280 TraceCheckUtils]: 16: Hoare triple {16861#(= 0 main_~j~0)} havoc #t~nondet2; {16861#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:58,630 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 [2020-07-08 22:23:58,630 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 [2020-07-08 22:23:58,631 INFO L280 TraceCheckUtils]: 19: Hoare triple {16861#(= 0 main_~j~0)} havoc #t~nondet3; {16861#(= 0 main_~j~0)} is VALID [2020-07-08 22:23:58,631 INFO L280 TraceCheckUtils]: 20: Hoare triple {16861#(= 0 main_~j~0)} #t~post1 := ~j~0; {16862#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:23:58,632 INFO L280 TraceCheckUtils]: 21: Hoare triple {16862#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {16863#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:58,632 INFO L280 TraceCheckUtils]: 22: Hoare triple {16863#(<= main_~j~0 1)} havoc #t~post1; {16863#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:58,633 INFO L280 TraceCheckUtils]: 23: Hoare triple {16863#(<= main_~j~0 1)} assume !!(~j~0 < 20); {16863#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:58,633 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 [2020-07-08 22:23:58,634 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 [2020-07-08 22:23:58,634 INFO L280 TraceCheckUtils]: 26: Hoare triple {16863#(<= main_~j~0 1)} havoc #t~nondet2; {16863#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:58,635 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 [2020-07-08 22:23:58,636 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 [2020-07-08 22:23:58,636 INFO L280 TraceCheckUtils]: 29: Hoare triple {16863#(<= main_~j~0 1)} havoc #t~nondet3; {16863#(<= main_~j~0 1)} is VALID [2020-07-08 22:23:58,637 INFO L280 TraceCheckUtils]: 30: Hoare triple {16863#(<= main_~j~0 1)} #t~post1 := ~j~0; {16864#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:23:58,637 INFO L280 TraceCheckUtils]: 31: Hoare triple {16864#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {16865#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:58,638 INFO L280 TraceCheckUtils]: 32: Hoare triple {16865#(<= main_~j~0 2)} havoc #t~post1; {16865#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:58,638 INFO L280 TraceCheckUtils]: 33: Hoare triple {16865#(<= main_~j~0 2)} assume !!(~j~0 < 20); {16865#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:58,639 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 [2020-07-08 22:23:58,640 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 [2020-07-08 22:23:58,640 INFO L280 TraceCheckUtils]: 36: Hoare triple {16865#(<= main_~j~0 2)} havoc #t~nondet2; {16865#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:58,641 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 [2020-07-08 22:23:58,641 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 [2020-07-08 22:23:58,642 INFO L280 TraceCheckUtils]: 39: Hoare triple {16865#(<= main_~j~0 2)} havoc #t~nondet3; {16865#(<= main_~j~0 2)} is VALID [2020-07-08 22:23:58,642 INFO L280 TraceCheckUtils]: 40: Hoare triple {16865#(<= main_~j~0 2)} #t~post1 := ~j~0; {16866#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:23:58,643 INFO L280 TraceCheckUtils]: 41: Hoare triple {16866#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {16867#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:58,644 INFO L280 TraceCheckUtils]: 42: Hoare triple {16867#(<= main_~j~0 3)} havoc #t~post1; {16867#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:58,644 INFO L280 TraceCheckUtils]: 43: Hoare triple {16867#(<= main_~j~0 3)} assume !!(~j~0 < 20); {16867#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:58,645 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 [2020-07-08 22:23:58,645 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 [2020-07-08 22:23:58,646 INFO L280 TraceCheckUtils]: 46: Hoare triple {16867#(<= main_~j~0 3)} havoc #t~nondet2; {16867#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:58,646 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 [2020-07-08 22:23:58,647 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 [2020-07-08 22:23:58,647 INFO L280 TraceCheckUtils]: 49: Hoare triple {16867#(<= main_~j~0 3)} havoc #t~nondet3; {16867#(<= main_~j~0 3)} is VALID [2020-07-08 22:23:58,648 INFO L280 TraceCheckUtils]: 50: Hoare triple {16867#(<= main_~j~0 3)} #t~post1 := ~j~0; {16868#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:23:58,649 INFO L280 TraceCheckUtils]: 51: Hoare triple {16868#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {16869#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:58,649 INFO L280 TraceCheckUtils]: 52: Hoare triple {16869#(<= main_~j~0 4)} havoc #t~post1; {16869#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:58,650 INFO L280 TraceCheckUtils]: 53: Hoare triple {16869#(<= main_~j~0 4)} assume !!(~j~0 < 20); {16869#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:58,650 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 [2020-07-08 22:23:58,651 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 [2020-07-08 22:23:58,651 INFO L280 TraceCheckUtils]: 56: Hoare triple {16869#(<= main_~j~0 4)} havoc #t~nondet2; {16869#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:58,652 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 [2020-07-08 22:23:58,652 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 [2020-07-08 22:23:58,653 INFO L280 TraceCheckUtils]: 59: Hoare triple {16869#(<= main_~j~0 4)} havoc #t~nondet3; {16869#(<= main_~j~0 4)} is VALID [2020-07-08 22:23:58,653 INFO L280 TraceCheckUtils]: 60: Hoare triple {16869#(<= main_~j~0 4)} #t~post1 := ~j~0; {16870#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:23:58,654 INFO L280 TraceCheckUtils]: 61: Hoare triple {16870#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {16871#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:58,655 INFO L280 TraceCheckUtils]: 62: Hoare triple {16871#(<= main_~j~0 5)} havoc #t~post1; {16871#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:58,655 INFO L280 TraceCheckUtils]: 63: Hoare triple {16871#(<= main_~j~0 5)} assume !!(~j~0 < 20); {16871#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:58,656 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 [2020-07-08 22:23:58,656 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 [2020-07-08 22:23:58,657 INFO L280 TraceCheckUtils]: 66: Hoare triple {16871#(<= main_~j~0 5)} havoc #t~nondet2; {16871#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:58,657 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 [2020-07-08 22:23:58,658 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 [2020-07-08 22:23:58,658 INFO L280 TraceCheckUtils]: 69: Hoare triple {16871#(<= main_~j~0 5)} havoc #t~nondet3; {16871#(<= main_~j~0 5)} is VALID [2020-07-08 22:23:58,659 INFO L280 TraceCheckUtils]: 70: Hoare triple {16871#(<= main_~j~0 5)} #t~post1 := ~j~0; {16872#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:23:58,660 INFO L280 TraceCheckUtils]: 71: Hoare triple {16872#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {16873#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:58,660 INFO L280 TraceCheckUtils]: 72: Hoare triple {16873#(<= main_~j~0 6)} havoc #t~post1; {16873#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:58,661 INFO L280 TraceCheckUtils]: 73: Hoare triple {16873#(<= main_~j~0 6)} assume !!(~j~0 < 20); {16873#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:58,661 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 [2020-07-08 22:23:58,662 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 [2020-07-08 22:23:58,662 INFO L280 TraceCheckUtils]: 76: Hoare triple {16873#(<= main_~j~0 6)} havoc #t~nondet2; {16873#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:58,663 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 [2020-07-08 22:23:58,663 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 [2020-07-08 22:23:58,664 INFO L280 TraceCheckUtils]: 79: Hoare triple {16873#(<= main_~j~0 6)} havoc #t~nondet3; {16873#(<= main_~j~0 6)} is VALID [2020-07-08 22:23:58,664 INFO L280 TraceCheckUtils]: 80: Hoare triple {16873#(<= main_~j~0 6)} #t~post1 := ~j~0; {16874#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:23:58,665 INFO L280 TraceCheckUtils]: 81: Hoare triple {16874#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {16875#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:58,666 INFO L280 TraceCheckUtils]: 82: Hoare triple {16875#(<= main_~j~0 7)} havoc #t~post1; {16875#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:58,666 INFO L280 TraceCheckUtils]: 83: Hoare triple {16875#(<= main_~j~0 7)} assume !!(~j~0 < 20); {16875#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:58,667 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 [2020-07-08 22:23:58,667 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 [2020-07-08 22:23:58,668 INFO L280 TraceCheckUtils]: 86: Hoare triple {16875#(<= main_~j~0 7)} havoc #t~nondet2; {16875#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:58,668 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 [2020-07-08 22:23:58,669 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 [2020-07-08 22:23:58,669 INFO L280 TraceCheckUtils]: 89: Hoare triple {16875#(<= main_~j~0 7)} havoc #t~nondet3; {16875#(<= main_~j~0 7)} is VALID [2020-07-08 22:23:58,670 INFO L280 TraceCheckUtils]: 90: Hoare triple {16875#(<= main_~j~0 7)} #t~post1 := ~j~0; {16876#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:23:58,671 INFO L280 TraceCheckUtils]: 91: Hoare triple {16876#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {16877#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:58,671 INFO L280 TraceCheckUtils]: 92: Hoare triple {16877#(<= main_~j~0 8)} havoc #t~post1; {16877#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:58,672 INFO L280 TraceCheckUtils]: 93: Hoare triple {16877#(<= main_~j~0 8)} assume !!(~j~0 < 20); {16877#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:58,672 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 [2020-07-08 22:23:58,673 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 [2020-07-08 22:23:58,673 INFO L280 TraceCheckUtils]: 96: Hoare triple {16877#(<= main_~j~0 8)} havoc #t~nondet2; {16877#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:58,674 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 [2020-07-08 22:23:58,674 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 [2020-07-08 22:23:58,675 INFO L280 TraceCheckUtils]: 99: Hoare triple {16877#(<= main_~j~0 8)} havoc #t~nondet3; {16877#(<= main_~j~0 8)} is VALID [2020-07-08 22:23:58,675 INFO L280 TraceCheckUtils]: 100: Hoare triple {16877#(<= main_~j~0 8)} #t~post1 := ~j~0; {16878#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:23:58,676 INFO L280 TraceCheckUtils]: 101: Hoare triple {16878#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {16879#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:58,677 INFO L280 TraceCheckUtils]: 102: Hoare triple {16879#(<= main_~j~0 9)} havoc #t~post1; {16879#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:58,677 INFO L280 TraceCheckUtils]: 103: Hoare triple {16879#(<= main_~j~0 9)} assume !!(~j~0 < 20); {16879#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:58,678 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 [2020-07-08 22:23:58,678 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 [2020-07-08 22:23:58,679 INFO L280 TraceCheckUtils]: 106: Hoare triple {16879#(<= main_~j~0 9)} havoc #t~nondet2; {16879#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:58,679 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 [2020-07-08 22:23:58,680 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 [2020-07-08 22:23:58,680 INFO L280 TraceCheckUtils]: 109: Hoare triple {16879#(<= main_~j~0 9)} havoc #t~nondet3; {16879#(<= main_~j~0 9)} is VALID [2020-07-08 22:23:58,681 INFO L280 TraceCheckUtils]: 110: Hoare triple {16879#(<= main_~j~0 9)} #t~post1 := ~j~0; {16880#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:23:58,682 INFO L280 TraceCheckUtils]: 111: Hoare triple {16880#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {16881#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:58,682 INFO L280 TraceCheckUtils]: 112: Hoare triple {16881#(<= main_~j~0 10)} havoc #t~post1; {16881#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:58,683 INFO L280 TraceCheckUtils]: 113: Hoare triple {16881#(<= main_~j~0 10)} assume !!(~j~0 < 20); {16881#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:58,683 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 [2020-07-08 22:23:58,684 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 [2020-07-08 22:23:58,685 INFO L280 TraceCheckUtils]: 116: Hoare triple {16881#(<= main_~j~0 10)} havoc #t~nondet2; {16881#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:58,685 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 [2020-07-08 22:23:58,690 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 [2020-07-08 22:23:58,691 INFO L280 TraceCheckUtils]: 119: Hoare triple {16881#(<= main_~j~0 10)} havoc #t~nondet3; {16881#(<= main_~j~0 10)} is VALID [2020-07-08 22:23:58,691 INFO L280 TraceCheckUtils]: 120: Hoare triple {16881#(<= main_~j~0 10)} #t~post1 := ~j~0; {16882#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:23:58,692 INFO L280 TraceCheckUtils]: 121: Hoare triple {16882#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {16883#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:58,693 INFO L280 TraceCheckUtils]: 122: Hoare triple {16883#(<= main_~j~0 11)} havoc #t~post1; {16883#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:58,693 INFO L280 TraceCheckUtils]: 123: Hoare triple {16883#(<= main_~j~0 11)} assume !!(~j~0 < 20); {16883#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:58,694 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 [2020-07-08 22:23:58,694 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 [2020-07-08 22:23:58,695 INFO L280 TraceCheckUtils]: 126: Hoare triple {16883#(<= main_~j~0 11)} havoc #t~nondet2; {16883#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:58,695 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 [2020-07-08 22:23:58,696 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 [2020-07-08 22:23:58,696 INFO L280 TraceCheckUtils]: 129: Hoare triple {16883#(<= main_~j~0 11)} havoc #t~nondet3; {16883#(<= main_~j~0 11)} is VALID [2020-07-08 22:23:58,697 INFO L280 TraceCheckUtils]: 130: Hoare triple {16883#(<= main_~j~0 11)} #t~post1 := ~j~0; {16884#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:23:58,698 INFO L280 TraceCheckUtils]: 131: Hoare triple {16884#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {16885#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:58,698 INFO L280 TraceCheckUtils]: 132: Hoare triple {16885#(<= main_~j~0 12)} havoc #t~post1; {16885#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:58,699 INFO L280 TraceCheckUtils]: 133: Hoare triple {16885#(<= main_~j~0 12)} assume !!(~j~0 < 20); {16885#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:58,699 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 [2020-07-08 22:23:58,700 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 [2020-07-08 22:23:58,700 INFO L280 TraceCheckUtils]: 136: Hoare triple {16885#(<= main_~j~0 12)} havoc #t~nondet2; {16885#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:58,701 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 [2020-07-08 22:23:58,701 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 [2020-07-08 22:23:58,702 INFO L280 TraceCheckUtils]: 139: Hoare triple {16885#(<= main_~j~0 12)} havoc #t~nondet3; {16885#(<= main_~j~0 12)} is VALID [2020-07-08 22:23:58,702 INFO L280 TraceCheckUtils]: 140: Hoare triple {16885#(<= main_~j~0 12)} #t~post1 := ~j~0; {16886#(<= |main_#t~post1| 12)} is VALID [2020-07-08 22:23:58,703 INFO L280 TraceCheckUtils]: 141: Hoare triple {16886#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {16887#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:58,704 INFO L280 TraceCheckUtils]: 142: Hoare triple {16887#(<= main_~j~0 13)} havoc #t~post1; {16887#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:58,704 INFO L280 TraceCheckUtils]: 143: Hoare triple {16887#(<= main_~j~0 13)} assume !!(~j~0 < 20); {16887#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:58,705 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 [2020-07-08 22:23:58,705 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 [2020-07-08 22:23:58,706 INFO L280 TraceCheckUtils]: 146: Hoare triple {16887#(<= main_~j~0 13)} havoc #t~nondet2; {16887#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:58,706 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 [2020-07-08 22:23:58,707 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 [2020-07-08 22:23:58,707 INFO L280 TraceCheckUtils]: 149: Hoare triple {16887#(<= main_~j~0 13)} havoc #t~nondet3; {16887#(<= main_~j~0 13)} is VALID [2020-07-08 22:23:58,708 INFO L280 TraceCheckUtils]: 150: Hoare triple {16887#(<= main_~j~0 13)} #t~post1 := ~j~0; {16888#(<= |main_#t~post1| 13)} is VALID [2020-07-08 22:23:58,709 INFO L280 TraceCheckUtils]: 151: Hoare triple {16888#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {16889#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:58,709 INFO L280 TraceCheckUtils]: 152: Hoare triple {16889#(<= main_~j~0 14)} havoc #t~post1; {16889#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:58,710 INFO L280 TraceCheckUtils]: 153: Hoare triple {16889#(<= main_~j~0 14)} assume !!(~j~0 < 20); {16889#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:58,710 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 [2020-07-08 22:23:58,711 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 [2020-07-08 22:23:58,711 INFO L280 TraceCheckUtils]: 156: Hoare triple {16889#(<= main_~j~0 14)} havoc #t~nondet2; {16889#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:58,712 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 [2020-07-08 22:23:58,712 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 [2020-07-08 22:23:58,713 INFO L280 TraceCheckUtils]: 159: Hoare triple {16889#(<= main_~j~0 14)} havoc #t~nondet3; {16889#(<= main_~j~0 14)} is VALID [2020-07-08 22:23:58,713 INFO L280 TraceCheckUtils]: 160: Hoare triple {16889#(<= main_~j~0 14)} #t~post1 := ~j~0; {16890#(<= |main_#t~post1| 14)} is VALID [2020-07-08 22:23:58,714 INFO L280 TraceCheckUtils]: 161: Hoare triple {16890#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {16891#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:58,715 INFO L280 TraceCheckUtils]: 162: Hoare triple {16891#(<= main_~j~0 15)} havoc #t~post1; {16891#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:58,715 INFO L280 TraceCheckUtils]: 163: Hoare triple {16891#(<= main_~j~0 15)} assume !!(~j~0 < 20); {16891#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:58,716 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 [2020-07-08 22:23:58,716 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 [2020-07-08 22:23:58,717 INFO L280 TraceCheckUtils]: 166: Hoare triple {16891#(<= main_~j~0 15)} havoc #t~nondet2; {16891#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:58,717 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 [2020-07-08 22:23:58,718 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 [2020-07-08 22:23:58,718 INFO L280 TraceCheckUtils]: 169: Hoare triple {16891#(<= main_~j~0 15)} havoc #t~nondet3; {16891#(<= main_~j~0 15)} is VALID [2020-07-08 22:23:58,719 INFO L280 TraceCheckUtils]: 170: Hoare triple {16891#(<= main_~j~0 15)} #t~post1 := ~j~0; {16892#(<= |main_#t~post1| 15)} is VALID [2020-07-08 22:23:58,720 INFO L280 TraceCheckUtils]: 171: Hoare triple {16892#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {16893#(<= main_~j~0 16)} is VALID [2020-07-08 22:23:58,720 INFO L280 TraceCheckUtils]: 172: Hoare triple {16893#(<= main_~j~0 16)} havoc #t~post1; {16893#(<= main_~j~0 16)} is VALID [2020-07-08 22:23:58,721 INFO L280 TraceCheckUtils]: 173: Hoare triple {16893#(<= main_~j~0 16)} assume !!(~j~0 < 20); {16893#(<= main_~j~0 16)} is VALID [2020-07-08 22:23:58,721 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 [2020-07-08 22:23:58,722 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 [2020-07-08 22:23:58,722 INFO L280 TraceCheckUtils]: 176: Hoare triple {16893#(<= main_~j~0 16)} havoc #t~nondet2; {16893#(<= main_~j~0 16)} is VALID [2020-07-08 22:23:58,723 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 [2020-07-08 22:23:58,723 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 [2020-07-08 22:23:58,724 INFO L280 TraceCheckUtils]: 179: Hoare triple {16893#(<= main_~j~0 16)} havoc #t~nondet3; {16893#(<= main_~j~0 16)} is VALID [2020-07-08 22:23:58,724 INFO L280 TraceCheckUtils]: 180: Hoare triple {16893#(<= main_~j~0 16)} #t~post1 := ~j~0; {16894#(<= |main_#t~post1| 16)} is VALID [2020-07-08 22:23:58,725 INFO L280 TraceCheckUtils]: 181: Hoare triple {16894#(<= |main_#t~post1| 16)} ~j~0 := 1 + #t~post1; {16895#(<= main_~j~0 17)} is VALID [2020-07-08 22:23:58,726 INFO L280 TraceCheckUtils]: 182: Hoare triple {16895#(<= main_~j~0 17)} havoc #t~post1; {16895#(<= main_~j~0 17)} is VALID [2020-07-08 22:23:58,726 INFO L280 TraceCheckUtils]: 183: Hoare triple {16895#(<= main_~j~0 17)} assume !(~j~0 < 20); {16855#false} is VALID [2020-07-08 22:23:58,726 INFO L280 TraceCheckUtils]: 184: Hoare triple {16855#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {16855#false} is VALID [2020-07-08 22:23:58,727 INFO L280 TraceCheckUtils]: 185: Hoare triple {16855#false} ~i~0 := #t~nondet4; {16855#false} is VALID [2020-07-08 22:23:58,727 INFO L280 TraceCheckUtils]: 186: Hoare triple {16855#false} havoc #t~nondet4; {16855#false} is VALID [2020-07-08 22:23:58,727 INFO L280 TraceCheckUtils]: 187: Hoare triple {16855#false} assume ~i~0 >= 0 && ~i~0 < 10; {16855#false} is VALID [2020-07-08 22:23:58,727 INFO L280 TraceCheckUtils]: 188: Hoare triple {16855#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {16855#false} is VALID [2020-07-08 22:23:58,727 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 [2020-07-08 22:23:58,727 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 [2020-07-08 22:23:58,728 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 [2020-07-08 22:23:58,728 INFO L280 TraceCheckUtils]: 192: Hoare triple {16855#false} ~i~0 := 10 + #t~mem5; {16855#false} is VALID [2020-07-08 22:23:58,728 INFO L280 TraceCheckUtils]: 193: Hoare triple {16855#false} havoc #t~mem5; {16855#false} is VALID [2020-07-08 22:23:58,728 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 [2020-07-08 22:23:58,728 INFO L280 TraceCheckUtils]: 195: Hoare triple {16855#false} assume !(~i~0 < #t~mem6); {16855#false} is VALID [2020-07-08 22:23:58,728 INFO L280 TraceCheckUtils]: 196: Hoare triple {16855#false} havoc #t~mem6; {16855#false} is VALID [2020-07-08 22:23:58,728 INFO L263 TraceCheckUtils]: 197: Hoare triple {16855#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {16854#true} is VALID [2020-07-08 22:23:58,729 INFO L280 TraceCheckUtils]: 198: Hoare triple {16854#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {16854#true} is VALID [2020-07-08 22:23:58,729 INFO L280 TraceCheckUtils]: 199: Hoare triple {16854#true} ~b := #in~b; {16854#true} is VALID [2020-07-08 22:23:58,729 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 [2020-07-08 22:23:58,729 INFO L280 TraceCheckUtils]: 201: Hoare triple {16854#true} #res := (if #t~mem0 == ~b then 1 else 0); {16854#true} is VALID [2020-07-08 22:23:58,729 INFO L280 TraceCheckUtils]: 202: Hoare triple {16854#true} havoc #t~mem0; {16854#true} is VALID [2020-07-08 22:23:58,729 INFO L280 TraceCheckUtils]: 203: Hoare triple {16854#true} assume true; {16854#true} is VALID [2020-07-08 22:23:58,730 INFO L275 TraceCheckUtils]: 204: Hoare quadruple {16854#true} {16855#false} #96#return; {16855#false} is VALID [2020-07-08 22:23:58,730 INFO L280 TraceCheckUtils]: 205: Hoare triple {16855#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {16855#false} is VALID [2020-07-08 22:23:58,730 INFO L280 TraceCheckUtils]: 206: Hoare triple {16855#false} assume 0 == #t~ret8; {16855#false} is VALID [2020-07-08 22:23:58,730 INFO L280 TraceCheckUtils]: 207: Hoare triple {16855#false} havoc #t~ret8; {16855#false} is VALID [2020-07-08 22:23:58,730 INFO L280 TraceCheckUtils]: 208: Hoare triple {16855#false} assume !false; {16855#false} is VALID [2020-07-08 22:23:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1377 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:23:58,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1703797086] [2020-07-08 22:23:58,775 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:23:58,775 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2020-07-08 22:23:58,775 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975689529] [2020-07-08 22:23:58,776 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 209 [2020-07-08 22:23:58,776 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:23:58,776 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 38 states. [2020-07-08 22:23:59,008 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 209 edges. 209 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:23:59,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2020-07-08 22:23:59,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:23:59,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2020-07-08 22:23:59,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=1044, Unknown=0, NotChecked=0, Total=1406 [2020-07-08 22:23:59,010 INFO L87 Difference]: Start difference. First operand 214 states and 215 transitions. Second operand 38 states. [2020-07-08 22:24:01,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:01,924 INFO L93 Difference]: Finished difference Result 262 states and 264 transitions. [2020-07-08 22:24:01,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-07-08 22:24:01,925 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 209 [2020-07-08 22:24:01,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:24:01,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-07-08 22:24:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 264 transitions. [2020-07-08 22:24:01,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-07-08 22:24:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 264 transitions. [2020-07-08 22:24:01,932 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 55 states and 264 transitions. [2020-07-08 22:24:02,231 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 264 edges. 264 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:02,236 INFO L225 Difference]: With dead ends: 262 [2020-07-08 22:24:02,236 INFO L226 Difference]: Without dead ends: 232 [2020-07-08 22:24:02,237 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 [2020-07-08 22:24:02,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2020-07-08 22:24:02,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 224. [2020-07-08 22:24:02,419 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:24:02,419 INFO L82 GeneralOperation]: Start isEquivalent. First operand 232 states. Second operand 224 states. [2020-07-08 22:24:02,419 INFO L74 IsIncluded]: Start isIncluded. First operand 232 states. Second operand 224 states. [2020-07-08 22:24:02,420 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 224 states. [2020-07-08 22:24:02,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:02,425 INFO L93 Difference]: Finished difference Result 232 states and 233 transitions. [2020-07-08 22:24:02,426 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 233 transitions. [2020-07-08 22:24:02,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:24:02,426 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:24:02,426 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand 232 states. [2020-07-08 22:24:02,427 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 232 states. [2020-07-08 22:24:02,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:02,431 INFO L93 Difference]: Finished difference Result 232 states and 233 transitions. [2020-07-08 22:24:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 233 transitions. [2020-07-08 22:24:02,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:24:02,432 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:24:02,433 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:24:02,433 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:24:02,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-07-08 22:24:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 225 transitions. [2020-07-08 22:24:02,437 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 225 transitions. Word has length 209 [2020-07-08 22:24:02,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:24:02,437 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 225 transitions. [2020-07-08 22:24:02,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 38 states. [2020-07-08 22:24:02,437 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 224 states and 225 transitions. [2020-07-08 22:24:02,673 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 225 edges. 225 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 225 transitions. [2020-07-08 22:24:02,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-07-08 22:24:02,675 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:24:02,675 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] [2020-07-08 22:24:02,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-07-08 22:24:02,676 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:24:02,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:24:02,676 INFO L82 PathProgramCache]: Analyzing trace with hash 255104209, now seen corresponding path program 18 times [2020-07-08 22:24:02,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:24:02,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529260053] [2020-07-08 22:24:02,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:24:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:24:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:24:03,516 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 [2020-07-08 22:24:03,516 INFO L280 TraceCheckUtils]: 1: Hoare triple {18410#true} #valid := #valid[0 := 0]; {18410#true} is VALID [2020-07-08 22:24:03,516 INFO L280 TraceCheckUtils]: 2: Hoare triple {18410#true} assume 0 < #StackHeapBarrier; {18410#true} is VALID [2020-07-08 22:24:03,517 INFO L280 TraceCheckUtils]: 3: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-08 22:24:03,517 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {18410#true} {18410#true} #92#return; {18410#true} is VALID [2020-07-08 22:24:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:24:03,519 INFO L280 TraceCheckUtils]: 0: Hoare triple {18410#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {18410#true} is VALID [2020-07-08 22:24:03,520 INFO L280 TraceCheckUtils]: 1: Hoare triple {18410#true} ~b := #in~b; {18410#true} is VALID [2020-07-08 22:24:03,520 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 [2020-07-08 22:24:03,520 INFO L280 TraceCheckUtils]: 3: Hoare triple {18410#true} #res := (if #t~mem0 == ~b then 1 else 0); {18410#true} is VALID [2020-07-08 22:24:03,520 INFO L280 TraceCheckUtils]: 4: Hoare triple {18410#true} havoc #t~mem0; {18410#true} is VALID [2020-07-08 22:24:03,520 INFO L280 TraceCheckUtils]: 5: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-08 22:24:03,520 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {18410#true} {18411#false} #96#return; {18411#false} is VALID [2020-07-08 22:24:03,521 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 [2020-07-08 22:24:03,521 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 [2020-07-08 22:24:03,521 INFO L280 TraceCheckUtils]: 2: Hoare triple {18410#true} #valid := #valid[0 := 0]; {18410#true} is VALID [2020-07-08 22:24:03,521 INFO L280 TraceCheckUtils]: 3: Hoare triple {18410#true} assume 0 < #StackHeapBarrier; {18410#true} is VALID [2020-07-08 22:24:03,521 INFO L280 TraceCheckUtils]: 4: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-08 22:24:03,521 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {18410#true} {18410#true} #92#return; {18410#true} is VALID [2020-07-08 22:24:03,522 INFO L263 TraceCheckUtils]: 6: Hoare triple {18410#true} call #t~ret9 := main(); {18410#true} is VALID [2020-07-08 22:24:03,522 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 [2020-07-08 22:24:03,522 INFO L280 TraceCheckUtils]: 8: Hoare triple {18410#true} havoc ~ad2~0.base, ~ad2~0.offset; {18410#true} is VALID [2020-07-08 22:24:03,522 INFO L280 TraceCheckUtils]: 9: Hoare triple {18410#true} havoc ~i~0; {18410#true} is VALID [2020-07-08 22:24:03,522 INFO L280 TraceCheckUtils]: 10: Hoare triple {18410#true} havoc ~j~0; {18410#true} is VALID [2020-07-08 22:24:03,522 INFO L280 TraceCheckUtils]: 11: Hoare triple {18410#true} havoc ~pa~0.base, ~pa~0.offset; {18410#true} is VALID [2020-07-08 22:24:03,523 INFO L280 TraceCheckUtils]: 12: Hoare triple {18410#true} ~j~0 := 0; {18417#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:03,523 INFO L280 TraceCheckUtils]: 13: Hoare triple {18417#(= 0 main_~j~0)} assume !!(~j~0 < 20); {18417#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:03,523 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 [2020-07-08 22:24:03,524 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 [2020-07-08 22:24:03,524 INFO L280 TraceCheckUtils]: 16: Hoare triple {18417#(= 0 main_~j~0)} havoc #t~nondet2; {18417#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:03,524 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 [2020-07-08 22:24:03,525 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 [2020-07-08 22:24:03,525 INFO L280 TraceCheckUtils]: 19: Hoare triple {18417#(= 0 main_~j~0)} havoc #t~nondet3; {18417#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:03,526 INFO L280 TraceCheckUtils]: 20: Hoare triple {18417#(= 0 main_~j~0)} #t~post1 := ~j~0; {18418#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:24:03,526 INFO L280 TraceCheckUtils]: 21: Hoare triple {18418#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {18419#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:03,526 INFO L280 TraceCheckUtils]: 22: Hoare triple {18419#(<= main_~j~0 1)} havoc #t~post1; {18419#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:03,527 INFO L280 TraceCheckUtils]: 23: Hoare triple {18419#(<= main_~j~0 1)} assume !!(~j~0 < 20); {18419#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:03,527 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 [2020-07-08 22:24:03,527 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 [2020-07-08 22:24:03,528 INFO L280 TraceCheckUtils]: 26: Hoare triple {18419#(<= main_~j~0 1)} havoc #t~nondet2; {18419#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:03,528 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 [2020-07-08 22:24:03,528 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 [2020-07-08 22:24:03,529 INFO L280 TraceCheckUtils]: 29: Hoare triple {18419#(<= main_~j~0 1)} havoc #t~nondet3; {18419#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:03,529 INFO L280 TraceCheckUtils]: 30: Hoare triple {18419#(<= main_~j~0 1)} #t~post1 := ~j~0; {18420#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:24:03,530 INFO L280 TraceCheckUtils]: 31: Hoare triple {18420#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {18421#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:03,530 INFO L280 TraceCheckUtils]: 32: Hoare triple {18421#(<= main_~j~0 2)} havoc #t~post1; {18421#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:03,531 INFO L280 TraceCheckUtils]: 33: Hoare triple {18421#(<= main_~j~0 2)} assume !!(~j~0 < 20); {18421#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:03,531 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 [2020-07-08 22:24:03,531 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 [2020-07-08 22:24:03,532 INFO L280 TraceCheckUtils]: 36: Hoare triple {18421#(<= main_~j~0 2)} havoc #t~nondet2; {18421#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:03,532 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 [2020-07-08 22:24:03,532 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 [2020-07-08 22:24:03,533 INFO L280 TraceCheckUtils]: 39: Hoare triple {18421#(<= main_~j~0 2)} havoc #t~nondet3; {18421#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:03,533 INFO L280 TraceCheckUtils]: 40: Hoare triple {18421#(<= main_~j~0 2)} #t~post1 := ~j~0; {18422#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:24:03,534 INFO L280 TraceCheckUtils]: 41: Hoare triple {18422#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {18423#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:03,534 INFO L280 TraceCheckUtils]: 42: Hoare triple {18423#(<= main_~j~0 3)} havoc #t~post1; {18423#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:03,535 INFO L280 TraceCheckUtils]: 43: Hoare triple {18423#(<= main_~j~0 3)} assume !!(~j~0 < 20); {18423#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:03,535 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 [2020-07-08 22:24:03,535 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 [2020-07-08 22:24:03,536 INFO L280 TraceCheckUtils]: 46: Hoare triple {18423#(<= main_~j~0 3)} havoc #t~nondet2; {18423#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:03,536 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 [2020-07-08 22:24:03,536 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 [2020-07-08 22:24:03,537 INFO L280 TraceCheckUtils]: 49: Hoare triple {18423#(<= main_~j~0 3)} havoc #t~nondet3; {18423#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:03,537 INFO L280 TraceCheckUtils]: 50: Hoare triple {18423#(<= main_~j~0 3)} #t~post1 := ~j~0; {18424#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:24:03,538 INFO L280 TraceCheckUtils]: 51: Hoare triple {18424#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {18425#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:03,538 INFO L280 TraceCheckUtils]: 52: Hoare triple {18425#(<= main_~j~0 4)} havoc #t~post1; {18425#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:03,539 INFO L280 TraceCheckUtils]: 53: Hoare triple {18425#(<= main_~j~0 4)} assume !!(~j~0 < 20); {18425#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:03,539 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 [2020-07-08 22:24:03,539 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 [2020-07-08 22:24:03,540 INFO L280 TraceCheckUtils]: 56: Hoare triple {18425#(<= main_~j~0 4)} havoc #t~nondet2; {18425#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:03,540 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 [2020-07-08 22:24:03,540 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 [2020-07-08 22:24:03,541 INFO L280 TraceCheckUtils]: 59: Hoare triple {18425#(<= main_~j~0 4)} havoc #t~nondet3; {18425#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:03,542 INFO L280 TraceCheckUtils]: 60: Hoare triple {18425#(<= main_~j~0 4)} #t~post1 := ~j~0; {18426#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:24:03,542 INFO L280 TraceCheckUtils]: 61: Hoare triple {18426#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {18427#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:03,543 INFO L280 TraceCheckUtils]: 62: Hoare triple {18427#(<= main_~j~0 5)} havoc #t~post1; {18427#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:03,543 INFO L280 TraceCheckUtils]: 63: Hoare triple {18427#(<= main_~j~0 5)} assume !!(~j~0 < 20); {18427#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:03,544 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 [2020-07-08 22:24:03,544 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 [2020-07-08 22:24:03,544 INFO L280 TraceCheckUtils]: 66: Hoare triple {18427#(<= main_~j~0 5)} havoc #t~nondet2; {18427#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:03,545 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 [2020-07-08 22:24:03,545 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 [2020-07-08 22:24:03,545 INFO L280 TraceCheckUtils]: 69: Hoare triple {18427#(<= main_~j~0 5)} havoc #t~nondet3; {18427#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:03,546 INFO L280 TraceCheckUtils]: 70: Hoare triple {18427#(<= main_~j~0 5)} #t~post1 := ~j~0; {18428#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:24:03,546 INFO L280 TraceCheckUtils]: 71: Hoare triple {18428#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {18429#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:03,547 INFO L280 TraceCheckUtils]: 72: Hoare triple {18429#(<= main_~j~0 6)} havoc #t~post1; {18429#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:03,547 INFO L280 TraceCheckUtils]: 73: Hoare triple {18429#(<= main_~j~0 6)} assume !!(~j~0 < 20); {18429#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:03,547 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 [2020-07-08 22:24:03,548 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 [2020-07-08 22:24:03,548 INFO L280 TraceCheckUtils]: 76: Hoare triple {18429#(<= main_~j~0 6)} havoc #t~nondet2; {18429#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:03,549 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 [2020-07-08 22:24:03,549 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 [2020-07-08 22:24:03,549 INFO L280 TraceCheckUtils]: 79: Hoare triple {18429#(<= main_~j~0 6)} havoc #t~nondet3; {18429#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:03,550 INFO L280 TraceCheckUtils]: 80: Hoare triple {18429#(<= main_~j~0 6)} #t~post1 := ~j~0; {18430#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:24:03,550 INFO L280 TraceCheckUtils]: 81: Hoare triple {18430#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {18431#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:03,551 INFO L280 TraceCheckUtils]: 82: Hoare triple {18431#(<= main_~j~0 7)} havoc #t~post1; {18431#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:03,551 INFO L280 TraceCheckUtils]: 83: Hoare triple {18431#(<= main_~j~0 7)} assume !!(~j~0 < 20); {18431#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:03,551 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 [2020-07-08 22:24:03,552 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 [2020-07-08 22:24:03,552 INFO L280 TraceCheckUtils]: 86: Hoare triple {18431#(<= main_~j~0 7)} havoc #t~nondet2; {18431#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:03,552 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 [2020-07-08 22:24:03,553 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 [2020-07-08 22:24:03,553 INFO L280 TraceCheckUtils]: 89: Hoare triple {18431#(<= main_~j~0 7)} havoc #t~nondet3; {18431#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:03,554 INFO L280 TraceCheckUtils]: 90: Hoare triple {18431#(<= main_~j~0 7)} #t~post1 := ~j~0; {18432#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:24:03,554 INFO L280 TraceCheckUtils]: 91: Hoare triple {18432#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {18433#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:03,554 INFO L280 TraceCheckUtils]: 92: Hoare triple {18433#(<= main_~j~0 8)} havoc #t~post1; {18433#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:03,555 INFO L280 TraceCheckUtils]: 93: Hoare triple {18433#(<= main_~j~0 8)} assume !!(~j~0 < 20); {18433#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:03,555 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 [2020-07-08 22:24:03,555 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 [2020-07-08 22:24:03,556 INFO L280 TraceCheckUtils]: 96: Hoare triple {18433#(<= main_~j~0 8)} havoc #t~nondet2; {18433#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:03,556 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 [2020-07-08 22:24:03,557 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 [2020-07-08 22:24:03,557 INFO L280 TraceCheckUtils]: 99: Hoare triple {18433#(<= main_~j~0 8)} havoc #t~nondet3; {18433#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:03,559 INFO L280 TraceCheckUtils]: 100: Hoare triple {18433#(<= main_~j~0 8)} #t~post1 := ~j~0; {18434#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:24:03,560 INFO L280 TraceCheckUtils]: 101: Hoare triple {18434#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {18435#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:03,560 INFO L280 TraceCheckUtils]: 102: Hoare triple {18435#(<= main_~j~0 9)} havoc #t~post1; {18435#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:03,560 INFO L280 TraceCheckUtils]: 103: Hoare triple {18435#(<= main_~j~0 9)} assume !!(~j~0 < 20); {18435#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:03,561 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 [2020-07-08 22:24:03,561 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 [2020-07-08 22:24:03,562 INFO L280 TraceCheckUtils]: 106: Hoare triple {18435#(<= main_~j~0 9)} havoc #t~nondet2; {18435#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:03,562 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 [2020-07-08 22:24:03,563 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 [2020-07-08 22:24:03,563 INFO L280 TraceCheckUtils]: 109: Hoare triple {18435#(<= main_~j~0 9)} havoc #t~nondet3; {18435#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:03,569 INFO L280 TraceCheckUtils]: 110: Hoare triple {18435#(<= main_~j~0 9)} #t~post1 := ~j~0; {18436#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:24:03,569 INFO L280 TraceCheckUtils]: 111: Hoare triple {18436#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {18437#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:03,570 INFO L280 TraceCheckUtils]: 112: Hoare triple {18437#(<= main_~j~0 10)} havoc #t~post1; {18437#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:03,570 INFO L280 TraceCheckUtils]: 113: Hoare triple {18437#(<= main_~j~0 10)} assume !!(~j~0 < 20); {18437#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:03,571 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 [2020-07-08 22:24:03,571 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 [2020-07-08 22:24:03,571 INFO L280 TraceCheckUtils]: 116: Hoare triple {18437#(<= main_~j~0 10)} havoc #t~nondet2; {18437#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:03,572 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 [2020-07-08 22:24:03,572 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 [2020-07-08 22:24:03,573 INFO L280 TraceCheckUtils]: 119: Hoare triple {18437#(<= main_~j~0 10)} havoc #t~nondet3; {18437#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:03,573 INFO L280 TraceCheckUtils]: 120: Hoare triple {18437#(<= main_~j~0 10)} #t~post1 := ~j~0; {18438#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:24:03,574 INFO L280 TraceCheckUtils]: 121: Hoare triple {18438#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {18439#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:03,574 INFO L280 TraceCheckUtils]: 122: Hoare triple {18439#(<= main_~j~0 11)} havoc #t~post1; {18439#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:03,574 INFO L280 TraceCheckUtils]: 123: Hoare triple {18439#(<= main_~j~0 11)} assume !!(~j~0 < 20); {18439#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:03,575 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 [2020-07-08 22:24:03,575 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 [2020-07-08 22:24:03,576 INFO L280 TraceCheckUtils]: 126: Hoare triple {18439#(<= main_~j~0 11)} havoc #t~nondet2; {18439#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:03,580 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 [2020-07-08 22:24:03,581 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 [2020-07-08 22:24:03,581 INFO L280 TraceCheckUtils]: 129: Hoare triple {18439#(<= main_~j~0 11)} havoc #t~nondet3; {18439#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:03,582 INFO L280 TraceCheckUtils]: 130: Hoare triple {18439#(<= main_~j~0 11)} #t~post1 := ~j~0; {18440#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:24:03,582 INFO L280 TraceCheckUtils]: 131: Hoare triple {18440#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {18441#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:03,583 INFO L280 TraceCheckUtils]: 132: Hoare triple {18441#(<= main_~j~0 12)} havoc #t~post1; {18441#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:03,583 INFO L280 TraceCheckUtils]: 133: Hoare triple {18441#(<= main_~j~0 12)} assume !!(~j~0 < 20); {18441#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:03,583 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 [2020-07-08 22:24:03,584 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 [2020-07-08 22:24:03,584 INFO L280 TraceCheckUtils]: 136: Hoare triple {18441#(<= main_~j~0 12)} havoc #t~nondet2; {18441#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:03,584 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 [2020-07-08 22:24:03,585 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 [2020-07-08 22:24:03,585 INFO L280 TraceCheckUtils]: 139: Hoare triple {18441#(<= main_~j~0 12)} havoc #t~nondet3; {18441#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:03,586 INFO L280 TraceCheckUtils]: 140: Hoare triple {18441#(<= main_~j~0 12)} #t~post1 := ~j~0; {18442#(<= |main_#t~post1| 12)} is VALID [2020-07-08 22:24:03,586 INFO L280 TraceCheckUtils]: 141: Hoare triple {18442#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {18443#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:03,586 INFO L280 TraceCheckUtils]: 142: Hoare triple {18443#(<= main_~j~0 13)} havoc #t~post1; {18443#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:03,587 INFO L280 TraceCheckUtils]: 143: Hoare triple {18443#(<= main_~j~0 13)} assume !!(~j~0 < 20); {18443#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:03,587 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 [2020-07-08 22:24:03,588 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 [2020-07-08 22:24:03,588 INFO L280 TraceCheckUtils]: 146: Hoare triple {18443#(<= main_~j~0 13)} havoc #t~nondet2; {18443#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:03,588 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 [2020-07-08 22:24:03,589 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 [2020-07-08 22:24:03,589 INFO L280 TraceCheckUtils]: 149: Hoare triple {18443#(<= main_~j~0 13)} havoc #t~nondet3; {18443#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:03,589 INFO L280 TraceCheckUtils]: 150: Hoare triple {18443#(<= main_~j~0 13)} #t~post1 := ~j~0; {18444#(<= |main_#t~post1| 13)} is VALID [2020-07-08 22:24:03,590 INFO L280 TraceCheckUtils]: 151: Hoare triple {18444#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {18445#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:03,590 INFO L280 TraceCheckUtils]: 152: Hoare triple {18445#(<= main_~j~0 14)} havoc #t~post1; {18445#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:03,591 INFO L280 TraceCheckUtils]: 153: Hoare triple {18445#(<= main_~j~0 14)} assume !!(~j~0 < 20); {18445#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:03,591 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 [2020-07-08 22:24:03,591 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 [2020-07-08 22:24:03,592 INFO L280 TraceCheckUtils]: 156: Hoare triple {18445#(<= main_~j~0 14)} havoc #t~nondet2; {18445#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:03,592 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 [2020-07-08 22:24:03,593 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 [2020-07-08 22:24:03,593 INFO L280 TraceCheckUtils]: 159: Hoare triple {18445#(<= main_~j~0 14)} havoc #t~nondet3; {18445#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:03,593 INFO L280 TraceCheckUtils]: 160: Hoare triple {18445#(<= main_~j~0 14)} #t~post1 := ~j~0; {18446#(<= |main_#t~post1| 14)} is VALID [2020-07-08 22:24:03,594 INFO L280 TraceCheckUtils]: 161: Hoare triple {18446#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {18447#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:03,594 INFO L280 TraceCheckUtils]: 162: Hoare triple {18447#(<= main_~j~0 15)} havoc #t~post1; {18447#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:03,595 INFO L280 TraceCheckUtils]: 163: Hoare triple {18447#(<= main_~j~0 15)} assume !!(~j~0 < 20); {18447#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:03,595 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 [2020-07-08 22:24:03,595 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 [2020-07-08 22:24:03,596 INFO L280 TraceCheckUtils]: 166: Hoare triple {18447#(<= main_~j~0 15)} havoc #t~nondet2; {18447#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:03,596 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 [2020-07-08 22:24:03,596 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 [2020-07-08 22:24:03,597 INFO L280 TraceCheckUtils]: 169: Hoare triple {18447#(<= main_~j~0 15)} havoc #t~nondet3; {18447#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:03,597 INFO L280 TraceCheckUtils]: 170: Hoare triple {18447#(<= main_~j~0 15)} #t~post1 := ~j~0; {18448#(<= |main_#t~post1| 15)} is VALID [2020-07-08 22:24:03,598 INFO L280 TraceCheckUtils]: 171: Hoare triple {18448#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {18449#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:03,598 INFO L280 TraceCheckUtils]: 172: Hoare triple {18449#(<= main_~j~0 16)} havoc #t~post1; {18449#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:03,598 INFO L280 TraceCheckUtils]: 173: Hoare triple {18449#(<= main_~j~0 16)} assume !!(~j~0 < 20); {18449#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:03,599 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 [2020-07-08 22:24:03,599 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 [2020-07-08 22:24:03,600 INFO L280 TraceCheckUtils]: 176: Hoare triple {18449#(<= main_~j~0 16)} havoc #t~nondet2; {18449#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:03,600 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 [2020-07-08 22:24:03,600 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 [2020-07-08 22:24:03,601 INFO L280 TraceCheckUtils]: 179: Hoare triple {18449#(<= main_~j~0 16)} havoc #t~nondet3; {18449#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:03,601 INFO L280 TraceCheckUtils]: 180: Hoare triple {18449#(<= main_~j~0 16)} #t~post1 := ~j~0; {18450#(<= |main_#t~post1| 16)} is VALID [2020-07-08 22:24:03,602 INFO L280 TraceCheckUtils]: 181: Hoare triple {18450#(<= |main_#t~post1| 16)} ~j~0 := 1 + #t~post1; {18451#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:03,602 INFO L280 TraceCheckUtils]: 182: Hoare triple {18451#(<= main_~j~0 17)} havoc #t~post1; {18451#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:03,602 INFO L280 TraceCheckUtils]: 183: Hoare triple {18451#(<= main_~j~0 17)} assume !!(~j~0 < 20); {18451#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:03,603 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 [2020-07-08 22:24:03,603 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 [2020-07-08 22:24:03,603 INFO L280 TraceCheckUtils]: 186: Hoare triple {18451#(<= main_~j~0 17)} havoc #t~nondet2; {18451#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:03,604 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 [2020-07-08 22:24:03,604 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 [2020-07-08 22:24:03,604 INFO L280 TraceCheckUtils]: 189: Hoare triple {18451#(<= main_~j~0 17)} havoc #t~nondet3; {18451#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:03,605 INFO L280 TraceCheckUtils]: 190: Hoare triple {18451#(<= main_~j~0 17)} #t~post1 := ~j~0; {18452#(<= |main_#t~post1| 17)} is VALID [2020-07-08 22:24:03,605 INFO L280 TraceCheckUtils]: 191: Hoare triple {18452#(<= |main_#t~post1| 17)} ~j~0 := 1 + #t~post1; {18453#(<= main_~j~0 18)} is VALID [2020-07-08 22:24:03,606 INFO L280 TraceCheckUtils]: 192: Hoare triple {18453#(<= main_~j~0 18)} havoc #t~post1; {18453#(<= main_~j~0 18)} is VALID [2020-07-08 22:24:03,606 INFO L280 TraceCheckUtils]: 193: Hoare triple {18453#(<= main_~j~0 18)} assume !(~j~0 < 20); {18411#false} is VALID [2020-07-08 22:24:03,606 INFO L280 TraceCheckUtils]: 194: Hoare triple {18411#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {18411#false} is VALID [2020-07-08 22:24:03,606 INFO L280 TraceCheckUtils]: 195: Hoare triple {18411#false} ~i~0 := #t~nondet4; {18411#false} is VALID [2020-07-08 22:24:03,607 INFO L280 TraceCheckUtils]: 196: Hoare triple {18411#false} havoc #t~nondet4; {18411#false} is VALID [2020-07-08 22:24:03,607 INFO L280 TraceCheckUtils]: 197: Hoare triple {18411#false} assume ~i~0 >= 0 && ~i~0 < 10; {18411#false} is VALID [2020-07-08 22:24:03,607 INFO L280 TraceCheckUtils]: 198: Hoare triple {18411#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {18411#false} is VALID [2020-07-08 22:24:03,607 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 [2020-07-08 22:24:03,607 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 [2020-07-08 22:24:03,607 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 [2020-07-08 22:24:03,607 INFO L280 TraceCheckUtils]: 202: Hoare triple {18411#false} ~i~0 := 10 + #t~mem5; {18411#false} is VALID [2020-07-08 22:24:03,607 INFO L280 TraceCheckUtils]: 203: Hoare triple {18411#false} havoc #t~mem5; {18411#false} is VALID [2020-07-08 22:24:03,608 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 [2020-07-08 22:24:03,608 INFO L280 TraceCheckUtils]: 205: Hoare triple {18411#false} assume !(~i~0 < #t~mem6); {18411#false} is VALID [2020-07-08 22:24:03,608 INFO L280 TraceCheckUtils]: 206: Hoare triple {18411#false} havoc #t~mem6; {18411#false} is VALID [2020-07-08 22:24:03,608 INFO L263 TraceCheckUtils]: 207: Hoare triple {18411#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {18410#true} is VALID [2020-07-08 22:24:03,608 INFO L280 TraceCheckUtils]: 208: Hoare triple {18410#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {18410#true} is VALID [2020-07-08 22:24:03,608 INFO L280 TraceCheckUtils]: 209: Hoare triple {18410#true} ~b := #in~b; {18410#true} is VALID [2020-07-08 22:24:03,608 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 [2020-07-08 22:24:03,608 INFO L280 TraceCheckUtils]: 211: Hoare triple {18410#true} #res := (if #t~mem0 == ~b then 1 else 0); {18410#true} is VALID [2020-07-08 22:24:03,609 INFO L280 TraceCheckUtils]: 212: Hoare triple {18410#true} havoc #t~mem0; {18410#true} is VALID [2020-07-08 22:24:03,609 INFO L280 TraceCheckUtils]: 213: Hoare triple {18410#true} assume true; {18410#true} is VALID [2020-07-08 22:24:03,609 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {18410#true} {18411#false} #96#return; {18411#false} is VALID [2020-07-08 22:24:03,609 INFO L280 TraceCheckUtils]: 215: Hoare triple {18411#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {18411#false} is VALID [2020-07-08 22:24:03,609 INFO L280 TraceCheckUtils]: 216: Hoare triple {18411#false} assume 0 == #t~ret8; {18411#false} is VALID [2020-07-08 22:24:03,609 INFO L280 TraceCheckUtils]: 217: Hoare triple {18411#false} havoc #t~ret8; {18411#false} is VALID [2020-07-08 22:24:03,609 INFO L280 TraceCheckUtils]: 218: Hoare triple {18411#false} assume !false; {18411#false} is VALID [2020-07-08 22:24:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1548 backedges. 0 proven. 1548 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:24:03,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529260053] [2020-07-08 22:24:03,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:24:03,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2020-07-08 22:24:03,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206642951] [2020-07-08 22:24:03,645 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 219 [2020-07-08 22:24:03,645 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:24:03,645 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 40 states. [2020-07-08 22:24:03,898 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 219 edges. 219 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:03,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2020-07-08 22:24:03,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:24:03,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2020-07-08 22:24:03,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=401, Invalid=1159, Unknown=0, NotChecked=0, Total=1560 [2020-07-08 22:24:03,899 INFO L87 Difference]: Start difference. First operand 224 states and 225 transitions. Second operand 40 states. [2020-07-08 22:24:06,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:06,490 INFO L93 Difference]: Finished difference Result 272 states and 274 transitions. [2020-07-08 22:24:06,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-07-08 22:24:06,490 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 219 [2020-07-08 22:24:06,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:24:06,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-07-08 22:24:06,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 274 transitions. [2020-07-08 22:24:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-07-08 22:24:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 274 transitions. [2020-07-08 22:24:06,495 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 58 states and 274 transitions. [2020-07-08 22:24:06,803 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 274 edges. 274 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:06,808 INFO L225 Difference]: With dead ends: 272 [2020-07-08 22:24:06,808 INFO L226 Difference]: Without dead ends: 242 [2020-07-08 22:24:06,810 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 971 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1805, Invalid=3895, Unknown=0, NotChecked=0, Total=5700 [2020-07-08 22:24:06,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-07-08 22:24:07,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 234. [2020-07-08 22:24:07,023 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:24:07,023 INFO L82 GeneralOperation]: Start isEquivalent. First operand 242 states. Second operand 234 states. [2020-07-08 22:24:07,024 INFO L74 IsIncluded]: Start isIncluded. First operand 242 states. Second operand 234 states. [2020-07-08 22:24:07,024 INFO L87 Difference]: Start difference. First operand 242 states. Second operand 234 states. [2020-07-08 22:24:07,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:07,029 INFO L93 Difference]: Finished difference Result 242 states and 243 transitions. [2020-07-08 22:24:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 243 transitions. [2020-07-08 22:24:07,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:24:07,029 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:24:07,029 INFO L74 IsIncluded]: Start isIncluded. First operand 234 states. Second operand 242 states. [2020-07-08 22:24:07,030 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 242 states. [2020-07-08 22:24:07,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:07,034 INFO L93 Difference]: Finished difference Result 242 states and 243 transitions. [2020-07-08 22:24:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 243 transitions. [2020-07-08 22:24:07,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:24:07,035 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:24:07,035 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:24:07,035 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:24:07,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-07-08 22:24:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 235 transitions. [2020-07-08 22:24:07,039 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 235 transitions. Word has length 219 [2020-07-08 22:24:07,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:24:07,040 INFO L479 AbstractCegarLoop]: Abstraction has 234 states and 235 transitions. [2020-07-08 22:24:07,040 INFO L480 AbstractCegarLoop]: Interpolant automaton has 40 states. [2020-07-08 22:24:07,040 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 234 states and 235 transitions. [2020-07-08 22:24:07,276 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 235 edges. 235 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:07,276 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 235 transitions. [2020-07-08 22:24:07,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-07-08 22:24:07,279 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:24:07,279 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] [2020-07-08 22:24:07,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-07-08 22:24:07,280 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:24:07,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:24:07,280 INFO L82 PathProgramCache]: Analyzing trace with hash 669563575, now seen corresponding path program 19 times [2020-07-08 22:24:07,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:24:07,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1793950225] [2020-07-08 22:24:07,281 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:24:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:24:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:24:08,194 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 [2020-07-08 22:24:08,195 INFO L280 TraceCheckUtils]: 1: Hoare triple {20032#true} #valid := #valid[0 := 0]; {20032#true} is VALID [2020-07-08 22:24:08,195 INFO L280 TraceCheckUtils]: 2: Hoare triple {20032#true} assume 0 < #StackHeapBarrier; {20032#true} is VALID [2020-07-08 22:24:08,195 INFO L280 TraceCheckUtils]: 3: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-08 22:24:08,195 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {20032#true} {20032#true} #92#return; {20032#true} is VALID [2020-07-08 22:24:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:24:08,203 INFO L280 TraceCheckUtils]: 0: Hoare triple {20032#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {20032#true} is VALID [2020-07-08 22:24:08,203 INFO L280 TraceCheckUtils]: 1: Hoare triple {20032#true} ~b := #in~b; {20032#true} is VALID [2020-07-08 22:24:08,203 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 [2020-07-08 22:24:08,204 INFO L280 TraceCheckUtils]: 3: Hoare triple {20032#true} #res := (if #t~mem0 == ~b then 1 else 0); {20032#true} is VALID [2020-07-08 22:24:08,204 INFO L280 TraceCheckUtils]: 4: Hoare triple {20032#true} havoc #t~mem0; {20032#true} is VALID [2020-07-08 22:24:08,204 INFO L280 TraceCheckUtils]: 5: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-08 22:24:08,204 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {20032#true} {20033#false} #96#return; {20033#false} is VALID [2020-07-08 22:24:08,204 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 [2020-07-08 22:24:08,205 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 [2020-07-08 22:24:08,205 INFO L280 TraceCheckUtils]: 2: Hoare triple {20032#true} #valid := #valid[0 := 0]; {20032#true} is VALID [2020-07-08 22:24:08,205 INFO L280 TraceCheckUtils]: 3: Hoare triple {20032#true} assume 0 < #StackHeapBarrier; {20032#true} is VALID [2020-07-08 22:24:08,205 INFO L280 TraceCheckUtils]: 4: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-08 22:24:08,205 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {20032#true} {20032#true} #92#return; {20032#true} is VALID [2020-07-08 22:24:08,205 INFO L263 TraceCheckUtils]: 6: Hoare triple {20032#true} call #t~ret9 := main(); {20032#true} is VALID [2020-07-08 22:24:08,205 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 [2020-07-08 22:24:08,205 INFO L280 TraceCheckUtils]: 8: Hoare triple {20032#true} havoc ~ad2~0.base, ~ad2~0.offset; {20032#true} is VALID [2020-07-08 22:24:08,206 INFO L280 TraceCheckUtils]: 9: Hoare triple {20032#true} havoc ~i~0; {20032#true} is VALID [2020-07-08 22:24:08,206 INFO L280 TraceCheckUtils]: 10: Hoare triple {20032#true} havoc ~j~0; {20032#true} is VALID [2020-07-08 22:24:08,206 INFO L280 TraceCheckUtils]: 11: Hoare triple {20032#true} havoc ~pa~0.base, ~pa~0.offset; {20032#true} is VALID [2020-07-08 22:24:08,206 INFO L280 TraceCheckUtils]: 12: Hoare triple {20032#true} ~j~0 := 0; {20039#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:08,207 INFO L280 TraceCheckUtils]: 13: Hoare triple {20039#(= 0 main_~j~0)} assume !!(~j~0 < 20); {20039#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:08,207 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 [2020-07-08 22:24:08,207 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 [2020-07-08 22:24:08,208 INFO L280 TraceCheckUtils]: 16: Hoare triple {20039#(= 0 main_~j~0)} havoc #t~nondet2; {20039#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:08,208 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 [2020-07-08 22:24:08,208 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 [2020-07-08 22:24:08,209 INFO L280 TraceCheckUtils]: 19: Hoare triple {20039#(= 0 main_~j~0)} havoc #t~nondet3; {20039#(= 0 main_~j~0)} is VALID [2020-07-08 22:24:08,210 INFO L280 TraceCheckUtils]: 20: Hoare triple {20039#(= 0 main_~j~0)} #t~post1 := ~j~0; {20040#(= |main_#t~post1| 0)} is VALID [2020-07-08 22:24:08,211 INFO L280 TraceCheckUtils]: 21: Hoare triple {20040#(= |main_#t~post1| 0)} ~j~0 := 1 + #t~post1; {20041#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:08,211 INFO L280 TraceCheckUtils]: 22: Hoare triple {20041#(<= main_~j~0 1)} havoc #t~post1; {20041#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:08,212 INFO L280 TraceCheckUtils]: 23: Hoare triple {20041#(<= main_~j~0 1)} assume !!(~j~0 < 20); {20041#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:08,213 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 [2020-07-08 22:24:08,214 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 [2020-07-08 22:24:08,215 INFO L280 TraceCheckUtils]: 26: Hoare triple {20041#(<= main_~j~0 1)} havoc #t~nondet2; {20041#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:08,215 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 [2020-07-08 22:24:08,216 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 [2020-07-08 22:24:08,216 INFO L280 TraceCheckUtils]: 29: Hoare triple {20041#(<= main_~j~0 1)} havoc #t~nondet3; {20041#(<= main_~j~0 1)} is VALID [2020-07-08 22:24:08,218 INFO L280 TraceCheckUtils]: 30: Hoare triple {20041#(<= main_~j~0 1)} #t~post1 := ~j~0; {20042#(<= |main_#t~post1| 1)} is VALID [2020-07-08 22:24:08,219 INFO L280 TraceCheckUtils]: 31: Hoare triple {20042#(<= |main_#t~post1| 1)} ~j~0 := 1 + #t~post1; {20043#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:08,219 INFO L280 TraceCheckUtils]: 32: Hoare triple {20043#(<= main_~j~0 2)} havoc #t~post1; {20043#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:08,220 INFO L280 TraceCheckUtils]: 33: Hoare triple {20043#(<= main_~j~0 2)} assume !!(~j~0 < 20); {20043#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:08,220 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 [2020-07-08 22:24:08,221 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 [2020-07-08 22:24:08,221 INFO L280 TraceCheckUtils]: 36: Hoare triple {20043#(<= main_~j~0 2)} havoc #t~nondet2; {20043#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:08,222 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 [2020-07-08 22:24:08,222 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 [2020-07-08 22:24:08,222 INFO L280 TraceCheckUtils]: 39: Hoare triple {20043#(<= main_~j~0 2)} havoc #t~nondet3; {20043#(<= main_~j~0 2)} is VALID [2020-07-08 22:24:08,223 INFO L280 TraceCheckUtils]: 40: Hoare triple {20043#(<= main_~j~0 2)} #t~post1 := ~j~0; {20044#(<= |main_#t~post1| 2)} is VALID [2020-07-08 22:24:08,223 INFO L280 TraceCheckUtils]: 41: Hoare triple {20044#(<= |main_#t~post1| 2)} ~j~0 := 1 + #t~post1; {20045#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:08,224 INFO L280 TraceCheckUtils]: 42: Hoare triple {20045#(<= main_~j~0 3)} havoc #t~post1; {20045#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:08,224 INFO L280 TraceCheckUtils]: 43: Hoare triple {20045#(<= main_~j~0 3)} assume !!(~j~0 < 20); {20045#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:08,224 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 [2020-07-08 22:24:08,225 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 [2020-07-08 22:24:08,225 INFO L280 TraceCheckUtils]: 46: Hoare triple {20045#(<= main_~j~0 3)} havoc #t~nondet2; {20045#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:08,225 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 [2020-07-08 22:24:08,226 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 [2020-07-08 22:24:08,226 INFO L280 TraceCheckUtils]: 49: Hoare triple {20045#(<= main_~j~0 3)} havoc #t~nondet3; {20045#(<= main_~j~0 3)} is VALID [2020-07-08 22:24:08,227 INFO L280 TraceCheckUtils]: 50: Hoare triple {20045#(<= main_~j~0 3)} #t~post1 := ~j~0; {20046#(<= |main_#t~post1| 3)} is VALID [2020-07-08 22:24:08,227 INFO L280 TraceCheckUtils]: 51: Hoare triple {20046#(<= |main_#t~post1| 3)} ~j~0 := 1 + #t~post1; {20047#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:08,228 INFO L280 TraceCheckUtils]: 52: Hoare triple {20047#(<= main_~j~0 4)} havoc #t~post1; {20047#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:08,228 INFO L280 TraceCheckUtils]: 53: Hoare triple {20047#(<= main_~j~0 4)} assume !!(~j~0 < 20); {20047#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:08,228 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 [2020-07-08 22:24:08,229 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 [2020-07-08 22:24:08,229 INFO L280 TraceCheckUtils]: 56: Hoare triple {20047#(<= main_~j~0 4)} havoc #t~nondet2; {20047#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:08,229 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 [2020-07-08 22:24:08,230 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 [2020-07-08 22:24:08,230 INFO L280 TraceCheckUtils]: 59: Hoare triple {20047#(<= main_~j~0 4)} havoc #t~nondet3; {20047#(<= main_~j~0 4)} is VALID [2020-07-08 22:24:08,231 INFO L280 TraceCheckUtils]: 60: Hoare triple {20047#(<= main_~j~0 4)} #t~post1 := ~j~0; {20048#(<= |main_#t~post1| 4)} is VALID [2020-07-08 22:24:08,231 INFO L280 TraceCheckUtils]: 61: Hoare triple {20048#(<= |main_#t~post1| 4)} ~j~0 := 1 + #t~post1; {20049#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:08,231 INFO L280 TraceCheckUtils]: 62: Hoare triple {20049#(<= main_~j~0 5)} havoc #t~post1; {20049#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:08,232 INFO L280 TraceCheckUtils]: 63: Hoare triple {20049#(<= main_~j~0 5)} assume !!(~j~0 < 20); {20049#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:08,232 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 [2020-07-08 22:24:08,233 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 [2020-07-08 22:24:08,233 INFO L280 TraceCheckUtils]: 66: Hoare triple {20049#(<= main_~j~0 5)} havoc #t~nondet2; {20049#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:08,233 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 [2020-07-08 22:24:08,234 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 [2020-07-08 22:24:08,234 INFO L280 TraceCheckUtils]: 69: Hoare triple {20049#(<= main_~j~0 5)} havoc #t~nondet3; {20049#(<= main_~j~0 5)} is VALID [2020-07-08 22:24:08,234 INFO L280 TraceCheckUtils]: 70: Hoare triple {20049#(<= main_~j~0 5)} #t~post1 := ~j~0; {20050#(<= |main_#t~post1| 5)} is VALID [2020-07-08 22:24:08,235 INFO L280 TraceCheckUtils]: 71: Hoare triple {20050#(<= |main_#t~post1| 5)} ~j~0 := 1 + #t~post1; {20051#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:08,235 INFO L280 TraceCheckUtils]: 72: Hoare triple {20051#(<= main_~j~0 6)} havoc #t~post1; {20051#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:08,236 INFO L280 TraceCheckUtils]: 73: Hoare triple {20051#(<= main_~j~0 6)} assume !!(~j~0 < 20); {20051#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:08,236 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 [2020-07-08 22:24:08,236 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 [2020-07-08 22:24:08,237 INFO L280 TraceCheckUtils]: 76: Hoare triple {20051#(<= main_~j~0 6)} havoc #t~nondet2; {20051#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:08,237 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 [2020-07-08 22:24:08,237 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 [2020-07-08 22:24:08,238 INFO L280 TraceCheckUtils]: 79: Hoare triple {20051#(<= main_~j~0 6)} havoc #t~nondet3; {20051#(<= main_~j~0 6)} is VALID [2020-07-08 22:24:08,238 INFO L280 TraceCheckUtils]: 80: Hoare triple {20051#(<= main_~j~0 6)} #t~post1 := ~j~0; {20052#(<= |main_#t~post1| 6)} is VALID [2020-07-08 22:24:08,239 INFO L280 TraceCheckUtils]: 81: Hoare triple {20052#(<= |main_#t~post1| 6)} ~j~0 := 1 + #t~post1; {20053#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:08,239 INFO L280 TraceCheckUtils]: 82: Hoare triple {20053#(<= main_~j~0 7)} havoc #t~post1; {20053#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:08,239 INFO L280 TraceCheckUtils]: 83: Hoare triple {20053#(<= main_~j~0 7)} assume !!(~j~0 < 20); {20053#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:08,240 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 [2020-07-08 22:24:08,240 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 [2020-07-08 22:24:08,241 INFO L280 TraceCheckUtils]: 86: Hoare triple {20053#(<= main_~j~0 7)} havoc #t~nondet2; {20053#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:08,241 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 [2020-07-08 22:24:08,241 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 [2020-07-08 22:24:08,242 INFO L280 TraceCheckUtils]: 89: Hoare triple {20053#(<= main_~j~0 7)} havoc #t~nondet3; {20053#(<= main_~j~0 7)} is VALID [2020-07-08 22:24:08,242 INFO L280 TraceCheckUtils]: 90: Hoare triple {20053#(<= main_~j~0 7)} #t~post1 := ~j~0; {20054#(<= |main_#t~post1| 7)} is VALID [2020-07-08 22:24:08,243 INFO L280 TraceCheckUtils]: 91: Hoare triple {20054#(<= |main_#t~post1| 7)} ~j~0 := 1 + #t~post1; {20055#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:08,243 INFO L280 TraceCheckUtils]: 92: Hoare triple {20055#(<= main_~j~0 8)} havoc #t~post1; {20055#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:08,243 INFO L280 TraceCheckUtils]: 93: Hoare triple {20055#(<= main_~j~0 8)} assume !!(~j~0 < 20); {20055#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:08,244 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 [2020-07-08 22:24:08,244 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 [2020-07-08 22:24:08,244 INFO L280 TraceCheckUtils]: 96: Hoare triple {20055#(<= main_~j~0 8)} havoc #t~nondet2; {20055#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:08,245 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 [2020-07-08 22:24:08,245 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 [2020-07-08 22:24:08,246 INFO L280 TraceCheckUtils]: 99: Hoare triple {20055#(<= main_~j~0 8)} havoc #t~nondet3; {20055#(<= main_~j~0 8)} is VALID [2020-07-08 22:24:08,246 INFO L280 TraceCheckUtils]: 100: Hoare triple {20055#(<= main_~j~0 8)} #t~post1 := ~j~0; {20056#(<= |main_#t~post1| 8)} is VALID [2020-07-08 22:24:08,246 INFO L280 TraceCheckUtils]: 101: Hoare triple {20056#(<= |main_#t~post1| 8)} ~j~0 := 1 + #t~post1; {20057#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:08,247 INFO L280 TraceCheckUtils]: 102: Hoare triple {20057#(<= main_~j~0 9)} havoc #t~post1; {20057#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:08,247 INFO L280 TraceCheckUtils]: 103: Hoare triple {20057#(<= main_~j~0 9)} assume !!(~j~0 < 20); {20057#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:08,248 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 [2020-07-08 22:24:08,248 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 [2020-07-08 22:24:08,248 INFO L280 TraceCheckUtils]: 106: Hoare triple {20057#(<= main_~j~0 9)} havoc #t~nondet2; {20057#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:08,249 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 [2020-07-08 22:24:08,249 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 [2020-07-08 22:24:08,249 INFO L280 TraceCheckUtils]: 109: Hoare triple {20057#(<= main_~j~0 9)} havoc #t~nondet3; {20057#(<= main_~j~0 9)} is VALID [2020-07-08 22:24:08,250 INFO L280 TraceCheckUtils]: 110: Hoare triple {20057#(<= main_~j~0 9)} #t~post1 := ~j~0; {20058#(<= |main_#t~post1| 9)} is VALID [2020-07-08 22:24:08,250 INFO L280 TraceCheckUtils]: 111: Hoare triple {20058#(<= |main_#t~post1| 9)} ~j~0 := 1 + #t~post1; {20059#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:08,251 INFO L280 TraceCheckUtils]: 112: Hoare triple {20059#(<= main_~j~0 10)} havoc #t~post1; {20059#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:08,251 INFO L280 TraceCheckUtils]: 113: Hoare triple {20059#(<= main_~j~0 10)} assume !!(~j~0 < 20); {20059#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:08,251 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 [2020-07-08 22:24:08,252 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 [2020-07-08 22:24:08,252 INFO L280 TraceCheckUtils]: 116: Hoare triple {20059#(<= main_~j~0 10)} havoc #t~nondet2; {20059#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:08,253 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 [2020-07-08 22:24:08,253 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 [2020-07-08 22:24:08,253 INFO L280 TraceCheckUtils]: 119: Hoare triple {20059#(<= main_~j~0 10)} havoc #t~nondet3; {20059#(<= main_~j~0 10)} is VALID [2020-07-08 22:24:08,254 INFO L280 TraceCheckUtils]: 120: Hoare triple {20059#(<= main_~j~0 10)} #t~post1 := ~j~0; {20060#(<= |main_#t~post1| 10)} is VALID [2020-07-08 22:24:08,254 INFO L280 TraceCheckUtils]: 121: Hoare triple {20060#(<= |main_#t~post1| 10)} ~j~0 := 1 + #t~post1; {20061#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:08,255 INFO L280 TraceCheckUtils]: 122: Hoare triple {20061#(<= main_~j~0 11)} havoc #t~post1; {20061#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:08,255 INFO L280 TraceCheckUtils]: 123: Hoare triple {20061#(<= main_~j~0 11)} assume !!(~j~0 < 20); {20061#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:08,255 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 [2020-07-08 22:24:08,256 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 [2020-07-08 22:24:08,256 INFO L280 TraceCheckUtils]: 126: Hoare triple {20061#(<= main_~j~0 11)} havoc #t~nondet2; {20061#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:08,256 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 [2020-07-08 22:24:08,257 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 [2020-07-08 22:24:08,257 INFO L280 TraceCheckUtils]: 129: Hoare triple {20061#(<= main_~j~0 11)} havoc #t~nondet3; {20061#(<= main_~j~0 11)} is VALID [2020-07-08 22:24:08,258 INFO L280 TraceCheckUtils]: 130: Hoare triple {20061#(<= main_~j~0 11)} #t~post1 := ~j~0; {20062#(<= |main_#t~post1| 11)} is VALID [2020-07-08 22:24:08,258 INFO L280 TraceCheckUtils]: 131: Hoare triple {20062#(<= |main_#t~post1| 11)} ~j~0 := 1 + #t~post1; {20063#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:08,258 INFO L280 TraceCheckUtils]: 132: Hoare triple {20063#(<= main_~j~0 12)} havoc #t~post1; {20063#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:08,259 INFO L280 TraceCheckUtils]: 133: Hoare triple {20063#(<= main_~j~0 12)} assume !!(~j~0 < 20); {20063#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:08,259 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 [2020-07-08 22:24:08,260 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 [2020-07-08 22:24:08,260 INFO L280 TraceCheckUtils]: 136: Hoare triple {20063#(<= main_~j~0 12)} havoc #t~nondet2; {20063#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:08,260 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 [2020-07-08 22:24:08,261 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 [2020-07-08 22:24:08,261 INFO L280 TraceCheckUtils]: 139: Hoare triple {20063#(<= main_~j~0 12)} havoc #t~nondet3; {20063#(<= main_~j~0 12)} is VALID [2020-07-08 22:24:08,261 INFO L280 TraceCheckUtils]: 140: Hoare triple {20063#(<= main_~j~0 12)} #t~post1 := ~j~0; {20064#(<= |main_#t~post1| 12)} is VALID [2020-07-08 22:24:08,262 INFO L280 TraceCheckUtils]: 141: Hoare triple {20064#(<= |main_#t~post1| 12)} ~j~0 := 1 + #t~post1; {20065#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:08,262 INFO L280 TraceCheckUtils]: 142: Hoare triple {20065#(<= main_~j~0 13)} havoc #t~post1; {20065#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:08,263 INFO L280 TraceCheckUtils]: 143: Hoare triple {20065#(<= main_~j~0 13)} assume !!(~j~0 < 20); {20065#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:08,263 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 [2020-07-08 22:24:08,263 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 [2020-07-08 22:24:08,264 INFO L280 TraceCheckUtils]: 146: Hoare triple {20065#(<= main_~j~0 13)} havoc #t~nondet2; {20065#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:08,264 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 [2020-07-08 22:24:08,264 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 [2020-07-08 22:24:08,265 INFO L280 TraceCheckUtils]: 149: Hoare triple {20065#(<= main_~j~0 13)} havoc #t~nondet3; {20065#(<= main_~j~0 13)} is VALID [2020-07-08 22:24:08,265 INFO L280 TraceCheckUtils]: 150: Hoare triple {20065#(<= main_~j~0 13)} #t~post1 := ~j~0; {20066#(<= |main_#t~post1| 13)} is VALID [2020-07-08 22:24:08,266 INFO L280 TraceCheckUtils]: 151: Hoare triple {20066#(<= |main_#t~post1| 13)} ~j~0 := 1 + #t~post1; {20067#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:08,266 INFO L280 TraceCheckUtils]: 152: Hoare triple {20067#(<= main_~j~0 14)} havoc #t~post1; {20067#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:08,267 INFO L280 TraceCheckUtils]: 153: Hoare triple {20067#(<= main_~j~0 14)} assume !!(~j~0 < 20); {20067#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:08,267 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 [2020-07-08 22:24:08,267 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 [2020-07-08 22:24:08,268 INFO L280 TraceCheckUtils]: 156: Hoare triple {20067#(<= main_~j~0 14)} havoc #t~nondet2; {20067#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:08,268 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 [2020-07-08 22:24:08,268 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 [2020-07-08 22:24:08,269 INFO L280 TraceCheckUtils]: 159: Hoare triple {20067#(<= main_~j~0 14)} havoc #t~nondet3; {20067#(<= main_~j~0 14)} is VALID [2020-07-08 22:24:08,269 INFO L280 TraceCheckUtils]: 160: Hoare triple {20067#(<= main_~j~0 14)} #t~post1 := ~j~0; {20068#(<= |main_#t~post1| 14)} is VALID [2020-07-08 22:24:08,270 INFO L280 TraceCheckUtils]: 161: Hoare triple {20068#(<= |main_#t~post1| 14)} ~j~0 := 1 + #t~post1; {20069#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:08,270 INFO L280 TraceCheckUtils]: 162: Hoare triple {20069#(<= main_~j~0 15)} havoc #t~post1; {20069#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:08,270 INFO L280 TraceCheckUtils]: 163: Hoare triple {20069#(<= main_~j~0 15)} assume !!(~j~0 < 20); {20069#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:08,271 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 [2020-07-08 22:24:08,271 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 [2020-07-08 22:24:08,271 INFO L280 TraceCheckUtils]: 166: Hoare triple {20069#(<= main_~j~0 15)} havoc #t~nondet2; {20069#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:08,272 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 [2020-07-08 22:24:08,272 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 [2020-07-08 22:24:08,273 INFO L280 TraceCheckUtils]: 169: Hoare triple {20069#(<= main_~j~0 15)} havoc #t~nondet3; {20069#(<= main_~j~0 15)} is VALID [2020-07-08 22:24:08,273 INFO L280 TraceCheckUtils]: 170: Hoare triple {20069#(<= main_~j~0 15)} #t~post1 := ~j~0; {20070#(<= |main_#t~post1| 15)} is VALID [2020-07-08 22:24:08,273 INFO L280 TraceCheckUtils]: 171: Hoare triple {20070#(<= |main_#t~post1| 15)} ~j~0 := 1 + #t~post1; {20071#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:08,274 INFO L280 TraceCheckUtils]: 172: Hoare triple {20071#(<= main_~j~0 16)} havoc #t~post1; {20071#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:08,274 INFO L280 TraceCheckUtils]: 173: Hoare triple {20071#(<= main_~j~0 16)} assume !!(~j~0 < 20); {20071#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:08,275 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 [2020-07-08 22:24:08,275 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 [2020-07-08 22:24:08,275 INFO L280 TraceCheckUtils]: 176: Hoare triple {20071#(<= main_~j~0 16)} havoc #t~nondet2; {20071#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:08,276 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 [2020-07-08 22:24:08,276 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 [2020-07-08 22:24:08,276 INFO L280 TraceCheckUtils]: 179: Hoare triple {20071#(<= main_~j~0 16)} havoc #t~nondet3; {20071#(<= main_~j~0 16)} is VALID [2020-07-08 22:24:08,277 INFO L280 TraceCheckUtils]: 180: Hoare triple {20071#(<= main_~j~0 16)} #t~post1 := ~j~0; {20072#(<= |main_#t~post1| 16)} is VALID [2020-07-08 22:24:08,277 INFO L280 TraceCheckUtils]: 181: Hoare triple {20072#(<= |main_#t~post1| 16)} ~j~0 := 1 + #t~post1; {20073#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:08,278 INFO L280 TraceCheckUtils]: 182: Hoare triple {20073#(<= main_~j~0 17)} havoc #t~post1; {20073#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:08,278 INFO L280 TraceCheckUtils]: 183: Hoare triple {20073#(<= main_~j~0 17)} assume !!(~j~0 < 20); {20073#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:08,278 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 [2020-07-08 22:24:08,279 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 [2020-07-08 22:24:08,279 INFO L280 TraceCheckUtils]: 186: Hoare triple {20073#(<= main_~j~0 17)} havoc #t~nondet2; {20073#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:08,280 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 [2020-07-08 22:24:08,280 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 [2020-07-08 22:24:08,280 INFO L280 TraceCheckUtils]: 189: Hoare triple {20073#(<= main_~j~0 17)} havoc #t~nondet3; {20073#(<= main_~j~0 17)} is VALID [2020-07-08 22:24:08,281 INFO L280 TraceCheckUtils]: 190: Hoare triple {20073#(<= main_~j~0 17)} #t~post1 := ~j~0; {20074#(<= |main_#t~post1| 17)} is VALID [2020-07-08 22:24:08,281 INFO L280 TraceCheckUtils]: 191: Hoare triple {20074#(<= |main_#t~post1| 17)} ~j~0 := 1 + #t~post1; {20075#(<= main_~j~0 18)} is VALID [2020-07-08 22:24:08,282 INFO L280 TraceCheckUtils]: 192: Hoare triple {20075#(<= main_~j~0 18)} havoc #t~post1; {20075#(<= main_~j~0 18)} is VALID [2020-07-08 22:24:08,282 INFO L280 TraceCheckUtils]: 193: Hoare triple {20075#(<= main_~j~0 18)} assume !!(~j~0 < 20); {20075#(<= main_~j~0 18)} is VALID [2020-07-08 22:24:08,282 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 [2020-07-08 22:24:08,283 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 [2020-07-08 22:24:08,283 INFO L280 TraceCheckUtils]: 196: Hoare triple {20075#(<= main_~j~0 18)} havoc #t~nondet2; {20075#(<= main_~j~0 18)} is VALID [2020-07-08 22:24:08,283 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 [2020-07-08 22:24:08,284 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 [2020-07-08 22:24:08,284 INFO L280 TraceCheckUtils]: 199: Hoare triple {20075#(<= main_~j~0 18)} havoc #t~nondet3; {20075#(<= main_~j~0 18)} is VALID [2020-07-08 22:24:08,285 INFO L280 TraceCheckUtils]: 200: Hoare triple {20075#(<= main_~j~0 18)} #t~post1 := ~j~0; {20076#(<= |main_#t~post1| 18)} is VALID [2020-07-08 22:24:08,285 INFO L280 TraceCheckUtils]: 201: Hoare triple {20076#(<= |main_#t~post1| 18)} ~j~0 := 1 + #t~post1; {20077#(<= main_~j~0 19)} is VALID [2020-07-08 22:24:08,286 INFO L280 TraceCheckUtils]: 202: Hoare triple {20077#(<= main_~j~0 19)} havoc #t~post1; {20077#(<= main_~j~0 19)} is VALID [2020-07-08 22:24:08,286 INFO L280 TraceCheckUtils]: 203: Hoare triple {20077#(<= main_~j~0 19)} assume !(~j~0 < 20); {20033#false} is VALID [2020-07-08 22:24:08,286 INFO L280 TraceCheckUtils]: 204: Hoare triple {20033#false} assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {20033#false} is VALID [2020-07-08 22:24:08,287 INFO L280 TraceCheckUtils]: 205: Hoare triple {20033#false} ~i~0 := #t~nondet4; {20033#false} is VALID [2020-07-08 22:24:08,287 INFO L280 TraceCheckUtils]: 206: Hoare triple {20033#false} havoc #t~nondet4; {20033#false} is VALID [2020-07-08 22:24:08,287 INFO L280 TraceCheckUtils]: 207: Hoare triple {20033#false} assume ~i~0 >= 0 && ~i~0 < 10; {20033#false} is VALID [2020-07-08 22:24:08,287 INFO L280 TraceCheckUtils]: 208: Hoare triple {20033#false} ~ad2~0.base, ~ad2~0.offset := ~#ad1~0.base, ~#ad1~0.offset; {20033#false} is VALID [2020-07-08 22:24:08,287 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 [2020-07-08 22:24:08,287 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 [2020-07-08 22:24:08,287 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 [2020-07-08 22:24:08,287 INFO L280 TraceCheckUtils]: 212: Hoare triple {20033#false} ~i~0 := 10 + #t~mem5; {20033#false} is VALID [2020-07-08 22:24:08,288 INFO L280 TraceCheckUtils]: 213: Hoare triple {20033#false} havoc #t~mem5; {20033#false} is VALID [2020-07-08 22:24:08,288 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 [2020-07-08 22:24:08,288 INFO L280 TraceCheckUtils]: 215: Hoare triple {20033#false} assume !(~i~0 < #t~mem6); {20033#false} is VALID [2020-07-08 22:24:08,288 INFO L280 TraceCheckUtils]: 216: Hoare triple {20033#false} havoc #t~mem6; {20033#false} is VALID [2020-07-08 22:24:08,288 INFO L263 TraceCheckUtils]: 217: Hoare triple {20033#false} call #t~ret8 := check(~#ad1~0.base, ~#ad1~0.offset, ~i~0); {20032#true} is VALID [2020-07-08 22:24:08,288 INFO L280 TraceCheckUtils]: 218: Hoare triple {20032#true} ~ad1.base, ~ad1.offset := #in~ad1.base, #in~ad1.offset; {20032#true} is VALID [2020-07-08 22:24:08,288 INFO L280 TraceCheckUtils]: 219: Hoare triple {20032#true} ~b := #in~b; {20032#true} is VALID [2020-07-08 22:24:08,288 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 [2020-07-08 22:24:08,288 INFO L280 TraceCheckUtils]: 221: Hoare triple {20032#true} #res := (if #t~mem0 == ~b then 1 else 0); {20032#true} is VALID [2020-07-08 22:24:08,289 INFO L280 TraceCheckUtils]: 222: Hoare triple {20032#true} havoc #t~mem0; {20032#true} is VALID [2020-07-08 22:24:08,289 INFO L280 TraceCheckUtils]: 223: Hoare triple {20032#true} assume true; {20032#true} is VALID [2020-07-08 22:24:08,289 INFO L275 TraceCheckUtils]: 224: Hoare quadruple {20032#true} {20033#false} #96#return; {20033#false} is VALID [2020-07-08 22:24:08,289 INFO L280 TraceCheckUtils]: 225: Hoare triple {20033#false} assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; {20033#false} is VALID [2020-07-08 22:24:08,289 INFO L280 TraceCheckUtils]: 226: Hoare triple {20033#false} assume 0 == #t~ret8; {20033#false} is VALID [2020-07-08 22:24:08,289 INFO L280 TraceCheckUtils]: 227: Hoare triple {20033#false} havoc #t~ret8; {20033#false} is VALID [2020-07-08 22:24:08,289 INFO L280 TraceCheckUtils]: 228: Hoare triple {20033#false} assume !false; {20033#false} is VALID [2020-07-08 22:24:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:24:08,330 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1793950225] [2020-07-08 22:24:08,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:24:08,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2020-07-08 22:24:08,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822476351] [2020-07-08 22:24:08,331 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 229 [2020-07-08 22:24:08,331 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:24:08,331 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 42 states. [2020-07-08 22:24:08,585 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 229 edges. 229 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:08,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2020-07-08 22:24:08,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:24:08,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2020-07-08 22:24:08,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=1280, Unknown=0, NotChecked=0, Total=1722 [2020-07-08 22:24:08,587 INFO L87 Difference]: Start difference. First operand 234 states and 235 transitions. Second operand 42 states. [2020-07-08 22:24:11,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:11,919 INFO L93 Difference]: Finished difference Result 274 states and 276 transitions. [2020-07-08 22:24:11,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-07-08 22:24:11,919 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 229 [2020-07-08 22:24:11,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:24:11,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-08 22:24:11,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 276 transitions. [2020-07-08 22:24:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-08 22:24:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 276 transitions. [2020-07-08 22:24:11,923 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 61 states and 276 transitions. [2020-07-08 22:24:12,241 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 276 edges. 276 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:12,246 INFO L225 Difference]: With dead ends: 274 [2020-07-08 22:24:12,246 INFO L226 Difference]: Without dead ends: 244 [2020-07-08 22:24:12,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1082 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=2000, Invalid=4320, Unknown=0, NotChecked=0, Total=6320 [2020-07-08 22:24:12,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-07-08 22:24:12,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2020-07-08 22:24:12,446 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:24:12,446 INFO L82 GeneralOperation]: Start isEquivalent. First operand 244 states. Second operand 244 states. [2020-07-08 22:24:12,446 INFO L74 IsIncluded]: Start isIncluded. First operand 244 states. Second operand 244 states. [2020-07-08 22:24:12,446 INFO L87 Difference]: Start difference. First operand 244 states. Second operand 244 states. [2020-07-08 22:24:12,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:12,453 INFO L93 Difference]: Finished difference Result 244 states and 245 transitions. [2020-07-08 22:24:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2020-07-08 22:24:12,454 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:24:12,454 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:24:12,454 INFO L74 IsIncluded]: Start isIncluded. First operand 244 states. Second operand 244 states. [2020-07-08 22:24:12,454 INFO L87 Difference]: Start difference. First operand 244 states. Second operand 244 states. [2020-07-08 22:24:12,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:24:12,459 INFO L93 Difference]: Finished difference Result 244 states and 245 transitions. [2020-07-08 22:24:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2020-07-08 22:24:12,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:24:12,460 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:24:12,460 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:24:12,460 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:24:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-07-08 22:24:12,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 245 transitions. [2020-07-08 22:24:12,465 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 245 transitions. Word has length 229 [2020-07-08 22:24:12,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:24:12,465 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 245 transitions. [2020-07-08 22:24:12,465 INFO L480 AbstractCegarLoop]: Interpolant automaton has 42 states. [2020-07-08 22:24:12,466 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 244 states and 245 transitions. [2020-07-08 22:24:12,743 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 245 edges. 245 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:24:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2020-07-08 22:24:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-07-08 22:24:12,745 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:24:12,745 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] [2020-07-08 22:24:12,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-07-08 22:24:12,746 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:24:12,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:24:12,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1024771811, now seen corresponding path program 20 times [2020-07-08 22:24:12,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:24:12,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2094766395] [2020-07-08 22:24:12,747 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:24:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 22:24:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 22:24:13,083 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-08 22:24:13,083 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 22:24:13,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-07-08 22:24:13,211 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 22:24:13,211 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 22:24:13,211 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 22:24:13,211 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: checkENTRY has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 22:24:13,212 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: L10-1 has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: L10-2 has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-08 22:24:13,213 WARN L170 areAnnotationChecker]: checkFINAL has no Hoare annotation [2020-07-08 22:24:13,214 WARN L170 areAnnotationChecker]: L17-6 has no Hoare annotation [2020-07-08 22:24:13,214 WARN L170 areAnnotationChecker]: L17-6 has no Hoare annotation [2020-07-08 22:24:13,214 WARN L170 areAnnotationChecker]: L17-6 has no Hoare annotation [2020-07-08 22:24:13,214 WARN L170 areAnnotationChecker]: checkEXIT has no Hoare annotation [2020-07-08 22:24:13,214 WARN L170 areAnnotationChecker]: L17-7 has no Hoare annotation [2020-07-08 22:24:13,214 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-08 22:24:13,214 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2020-07-08 22:24:13,215 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-08 22:24:13,215 WARN L170 areAnnotationChecker]: L18-1 has no Hoare annotation [2020-07-08 22:24:13,215 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-08 22:24:13,215 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-08 22:24:13,215 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-08 22:24:13,215 WARN L170 areAnnotationChecker]: L18-2 has no Hoare annotation [2020-07-08 22:24:13,216 WARN L170 areAnnotationChecker]: L30-2 has no Hoare annotation [2020-07-08 22:24:13,216 WARN L170 areAnnotationChecker]: L30-3 has no Hoare annotation [2020-07-08 22:24:13,216 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-08 22:24:13,216 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-08 22:24:13,216 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-08 22:24:13,217 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-08 22:24:13,217 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-08 22:24:13,217 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2020-07-08 22:24:13,217 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-08 22:24:13,217 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-08 22:24:13,217 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-08 22:24:13,218 WARN L170 areAnnotationChecker]: L15-1 has no Hoare annotation [2020-07-08 22:24:13,218 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2020-07-08 22:24:13,218 WARN L170 areAnnotationChecker]: L19-2 has no Hoare annotation [2020-07-08 22:24:13,218 WARN L170 areAnnotationChecker]: L15-3 has no Hoare annotation [2020-07-08 22:24:13,218 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-08 22:24:13,218 WARN L170 areAnnotationChecker]: L24-1 has no Hoare annotation [2020-07-08 22:24:13,219 WARN L170 areAnnotationChecker]: L17-3 has no Hoare annotation [2020-07-08 22:24:13,219 WARN L170 areAnnotationChecker]: L15-4 has no Hoare annotation [2020-07-08 22:24:13,219 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 22:24:13,219 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-08 22:24:13,219 WARN L170 areAnnotationChecker]: L17-4 has no Hoare annotation [2020-07-08 22:24:13,219 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 22:24:13,220 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2020-07-08 22:24:13,220 WARN L170 areAnnotationChecker]: L17-5 has no Hoare annotation [2020-07-08 22:24:13,220 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-08 22:24:13,220 WARN L170 areAnnotationChecker]: L27-5 has no Hoare annotation [2020-07-08 22:24:13,220 WARN L170 areAnnotationChecker]: L27-5 has no Hoare annotation [2020-07-08 22:24:13,220 WARN L170 areAnnotationChecker]: L27-6 has no Hoare annotation [2020-07-08 22:24:13,220 WARN L170 areAnnotationChecker]: L27-6 has no Hoare annotation [2020-07-08 22:24:13,221 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-08 22:24:13,221 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-08 22:24:13,221 WARN L170 areAnnotationChecker]: L27-2 has no Hoare annotation [2020-07-08 22:24:13,221 WARN L170 areAnnotationChecker]: L27-4 has no Hoare annotation [2020-07-08 22:24:13,221 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-08 22:24:13,221 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-08 22:24:13,222 WARN L170 areAnnotationChecker]: L28-2 has no Hoare annotation [2020-07-08 22:24:13,222 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. [2020-07-08 22:24:13,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 10:24:13 BoogieIcfgContainer [2020-07-08 22:24:13,226 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 22:24:13,230 INFO L168 Benchmark]: Toolchain (without parser) took 57427.30 ms. Allocated memory was 146.3 MB in the beginning and 451.9 MB in the end (delta: 305.7 MB). Free memory was 104.5 MB in the beginning and 217.0 MB in the end (delta: -112.5 MB). Peak memory consumption was 193.2 MB. Max. memory is 7.1 GB. [2020-07-08 22:24:13,230 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-08 22:24:13,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.10 ms. Allocated memory was 146.3 MB in the beginning and 206.0 MB in the end (delta: 59.8 MB). Free memory was 104.3 MB in the beginning and 185.1 MB in the end (delta: -80.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2020-07-08 22:24:13,231 INFO L168 Benchmark]: Boogie Preprocessor took 73.77 ms. Allocated memory is still 206.0 MB. Free memory was 185.1 MB in the beginning and 182.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2020-07-08 22:24:13,232 INFO L168 Benchmark]: RCFGBuilder took 445.60 ms. Allocated memory is still 206.0 MB. Free memory was 182.7 MB in the beginning and 155.0 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-07-08 22:24:13,232 INFO L168 Benchmark]: TraceAbstraction took 56448.98 ms. Allocated memory was 206.0 MB in the beginning and 451.9 MB in the end (delta: 245.9 MB). Free memory was 154.3 MB in the beginning and 217.0 MB in the end (delta: -62.7 MB). Peak memory consumption was 183.2 MB. Max. memory is 7.1 GB. [2020-07-08 22:24:13,234 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 146.3 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 453.10 ms. Allocated memory was 146.3 MB in the beginning and 206.0 MB in the end (delta: 59.8 MB). Free memory was 104.3 MB in the beginning and 185.1 MB in the end (delta: -80.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.77 ms. Allocated memory is still 206.0 MB. Free memory was 185.1 MB in the beginning and 182.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 445.60 ms. Allocated memory is still 206.0 MB. Free memory was 182.7 MB in the beginning and 155.0 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 56448.98 ms. Allocated memory was 206.0 MB in the beginning and 451.9 MB in the end (delta: 245.9 MB). Free memory was 154.3 MB in the beginning and 217.0 MB in the end (delta: -62.7 MB). Peak memory consumption was 183.2 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: 56.2s, OverallIterations: 22, TraceHistogramMax: 20, AutomataDifference: 36.0s, 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, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 906 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 801 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7391 ImplicationChecksByTransitivity, 14.4s 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: 2.9s AutomataMinimizationTime, 21 MinimizatonAttempts, 152 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 9.3s 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...