java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector-Const.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/nested3_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-370d6ab [2018-11-14 18:36:05,901 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 18:36:05,903 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 18:36:05,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 18:36:05,920 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 18:36:05,925 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 18:36:05,927 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 18:36:05,929 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 18:36:05,932 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 18:36:05,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 18:36:05,935 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 18:36:05,935 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 18:36:05,936 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 18:36:05,938 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 18:36:05,939 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 18:36:05,940 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 18:36:05,941 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 18:36:05,943 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 18:36:05,945 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 18:36:05,946 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 18:36:05,948 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 18:36:05,951 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 18:36:05,957 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-14 18:36:05,957 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-14 18:36:05,957 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-14 18:36:05,958 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-14 18:36:05,960 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-14 18:36:05,960 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-14 18:36:05,961 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-14 18:36:05,962 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-14 18:36:05,963 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-14 18:36:05,964 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-14 18:36:05,964 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 18:36:05,964 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 18:36:05,965 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 18:36:05,966 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 18:36:05,966 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector-Const.epf [2018-11-14 18:36:05,991 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 18:36:05,992 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 18:36:05,992 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 18:36:05,993 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 18:36:05,993 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 18:36:05,994 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 18:36:05,995 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 18:36:05,995 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 18:36:05,995 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 18:36:05,995 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 18:36:05,996 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 18:36:05,996 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 18:36:05,996 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 18:36:05,996 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 18:36:05,996 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 18:36:05,997 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 18:36:05,997 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 18:36:05,997 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 18:36:05,998 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-14 18:36:05,998 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 18:36:05,998 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 18:36:05,998 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 18:36:05,998 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 18:36:05,999 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 18:36:05,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 18:36:05,999 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 18:36:05,999 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 18:36:05,999 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 18:36:06,001 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 18:36:06,001 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 18:36:06,002 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 18:36:06,002 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 18:36:06,002 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 18:36:06,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 18:36:06,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 18:36:06,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 18:36:06,080 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 18:36:06,081 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 18:36:06,082 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/nested3_false-unreach-call.c [2018-11-14 18:36:06,151 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3820edc78/4f3c4e5de5c440de873c7043bb2adc89/FLAG88322a995 [2018-11-14 18:36:06,578 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 18:36:06,578 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3_false-unreach-call.c [2018-11-14 18:36:06,584 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3820edc78/4f3c4e5de5c440de873c7043bb2adc89/FLAG88322a995 [2018-11-14 18:36:06,600 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3820edc78/4f3c4e5de5c440de873c7043bb2adc89 [2018-11-14 18:36:06,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 18:36:06,612 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-14 18:36:06,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 18:36:06,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 18:36:06,617 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 18:36:06,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2599d5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06, skipping insertion in model container [2018-11-14 18:36:06,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 18:36:06,658 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 18:36:06,888 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 18:36:06,893 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 18:36:06,915 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 18:36:06,932 INFO L195 MainTranslator]: Completed translation [2018-11-14 18:36:06,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06 WrapperNode [2018-11-14 18:36:06,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 18:36:06,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 18:36:06,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 18:36:06,934 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 18:36:06,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... [2018-11-14 18:36:06,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 18:36:06,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 18:36:06,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 18:36:06,977 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 18:36:06,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 18:36:07,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 18:36:07,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 18:36:07,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-14 18:36:07,121 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 18:36:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 18:36:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-14 18:36:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 18:36:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 18:36:07,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 18:36:07,630 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 18:36:07,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 06:36:07 BoogieIcfgContainer [2018-11-14 18:36:07,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 18:36:07,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-14 18:36:07,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-14 18:36:07,636 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-14 18:36:07,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 06:36:06" (1/3) ... [2018-11-14 18:36:07,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51bcef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 06:36:07, skipping insertion in model container [2018-11-14 18:36:07,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:36:06" (2/3) ... [2018-11-14 18:36:07,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51bcef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 06:36:07, skipping insertion in model container [2018-11-14 18:36:07,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 06:36:07" (3/3) ... [2018-11-14 18:36:07,640 INFO L112 eAbstractionObserver]: Analyzing ICFG nested3_false-unreach-call.c [2018-11-14 18:36:07,651 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-14 18:36:07,659 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-14 18:36:07,675 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-14 18:36:07,708 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-14 18:36:07,709 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-14 18:36:07,709 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-14 18:36:07,709 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-14 18:36:07,709 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-14 18:36:07,709 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-14 18:36:07,710 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-14 18:36:07,710 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-14 18:36:07,710 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-14 18:36:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2018-11-14 18:36:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-14 18:36:07,743 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:07,744 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:07,746 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:07,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:07,752 INFO L82 PathProgramCache]: Analyzing trace with hash 17946046, now seen corresponding path program 1 times [2018-11-14 18:36:07,756 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:07,757 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:07,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 18:36:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:07,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:07,869 INFO L256 TraceCheckUtils]: 0: Hoare triple {29#true} call ULTIMATE.init(); {29#true} is VALID [2018-11-14 18:36:07,873 INFO L273 TraceCheckUtils]: 1: Hoare triple {29#true} assume true; {29#true} is VALID [2018-11-14 18:36:07,874 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {29#true} {29#true} #62#return; {29#true} is VALID [2018-11-14 18:36:07,874 INFO L256 TraceCheckUtils]: 3: Hoare triple {29#true} call #t~ret3 := main(); {29#true} is VALID [2018-11-14 18:36:07,875 INFO L273 TraceCheckUtils]: 4: Hoare triple {29#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {29#true} is VALID [2018-11-14 18:36:07,883 INFO L273 TraceCheckUtils]: 5: Hoare triple {29#true} assume !true; {30#false} is VALID [2018-11-14 18:36:07,883 INFO L256 TraceCheckUtils]: 6: Hoare triple {30#false} call __VERIFIER_assert((if ~bvurem32(~x~0, 2bv32) == 0bv32 then 1bv32 else 0bv32)); {30#false} is VALID [2018-11-14 18:36:07,884 INFO L273 TraceCheckUtils]: 7: Hoare triple {30#false} ~cond := #in~cond; {30#false} is VALID [2018-11-14 18:36:07,884 INFO L273 TraceCheckUtils]: 8: Hoare triple {30#false} assume ~cond == 0bv32; {30#false} is VALID [2018-11-14 18:36:07,885 INFO L273 TraceCheckUtils]: 9: Hoare triple {30#false} assume !false; {30#false} is VALID [2018-11-14 18:36:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:07,888 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 18:36:07,892 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 18:36:07,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-14 18:36:07,898 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2018-11-14 18:36:07,901 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:07,905 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-14 18:36:07,940 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:07,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-14 18:36:07,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-14 18:36:07,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-14 18:36:07,955 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 2 states. [2018-11-14 18:36:08,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:08,220 INFO L93 Difference]: Finished difference Result 47 states and 66 transitions. [2018-11-14 18:36:08,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-14 18:36:08,220 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2018-11-14 18:36:08,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:08,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-14 18:36:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 66 transitions. [2018-11-14 18:36:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-14 18:36:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 66 transitions. [2018-11-14 18:36:08,253 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 66 transitions. [2018-11-14 18:36:08,654 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:08,667 INFO L225 Difference]: With dead ends: 47 [2018-11-14 18:36:08,667 INFO L226 Difference]: Without dead ends: 22 [2018-11-14 18:36:08,672 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-14 18:36:08,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-11-14 18:36:08,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-11-14 18:36:08,770 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:08,770 INFO L82 GeneralOperation]: Start isEquivalent. First operand 22 states. Second operand 22 states. [2018-11-14 18:36:08,771 INFO L74 IsIncluded]: Start isIncluded. First operand 22 states. Second operand 22 states. [2018-11-14 18:36:08,771 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 22 states. [2018-11-14 18:36:08,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:08,777 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2018-11-14 18:36:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-14 18:36:08,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:08,779 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:08,779 INFO L74 IsIncluded]: Start isIncluded. First operand 22 states. Second operand 22 states. [2018-11-14 18:36:08,779 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 22 states. [2018-11-14 18:36:08,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:08,784 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2018-11-14 18:36:08,784 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-14 18:36:08,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:08,785 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:08,785 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:08,786 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:08,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-11-14 18:36:08,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2018-11-14 18:36:08,791 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 10 [2018-11-14 18:36:08,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:08,792 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2018-11-14 18:36:08,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-14 18:36:08,792 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-14 18:36:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-14 18:36:08,793 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:08,793 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:08,794 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:08,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:08,794 INFO L82 PathProgramCache]: Analyzing trace with hash -583657870, now seen corresponding path program 1 times [2018-11-14 18:36:08,795 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:08,795 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:08,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 18:36:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:08,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:08,916 INFO L256 TraceCheckUtils]: 0: Hoare triple {202#true} call ULTIMATE.init(); {202#true} is VALID [2018-11-14 18:36:08,917 INFO L273 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2018-11-14 18:36:08,917 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {202#true} {202#true} #62#return; {202#true} is VALID [2018-11-14 18:36:08,917 INFO L256 TraceCheckUtils]: 3: Hoare triple {202#true} call #t~ret3 := main(); {202#true} is VALID [2018-11-14 18:36:08,918 INFO L273 TraceCheckUtils]: 4: Hoare triple {202#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {219#(= main_~x~0 (_ bv0 32))} is VALID [2018-11-14 18:36:08,927 INFO L273 TraceCheckUtils]: 5: Hoare triple {219#(= main_~x~0 (_ bv0 32))} assume true; {219#(= main_~x~0 (_ bv0 32))} is VALID [2018-11-14 18:36:08,928 INFO L273 TraceCheckUtils]: 6: Hoare triple {219#(= main_~x~0 (_ bv0 32))} assume !~bvult32(~x~0, 268435455bv32); {203#false} is VALID [2018-11-14 18:36:08,928 INFO L256 TraceCheckUtils]: 7: Hoare triple {203#false} call __VERIFIER_assert((if ~bvurem32(~x~0, 2bv32) == 0bv32 then 1bv32 else 0bv32)); {203#false} is VALID [2018-11-14 18:36:08,928 INFO L273 TraceCheckUtils]: 8: Hoare triple {203#false} ~cond := #in~cond; {203#false} is VALID [2018-11-14 18:36:08,929 INFO L273 TraceCheckUtils]: 9: Hoare triple {203#false} assume ~cond == 0bv32; {203#false} is VALID [2018-11-14 18:36:08,929 INFO L273 TraceCheckUtils]: 10: Hoare triple {203#false} assume !false; {203#false} is VALID [2018-11-14 18:36:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:08,930 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 18:36:08,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 18:36:08,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-14 18:36:08,935 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-11-14 18:36:08,936 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:08,936 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-14 18:36:08,966 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:08,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-14 18:36:08,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-14 18:36:08,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 18:36:08,968 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand 3 states. [2018-11-14 18:36:09,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:09,122 INFO L93 Difference]: Finished difference Result 39 states and 47 transitions. [2018-11-14 18:36:09,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-14 18:36:09,122 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-11-14 18:36:09,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:09,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 18:36:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 47 transitions. [2018-11-14 18:36:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 18:36:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 47 transitions. [2018-11-14 18:36:09,130 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 47 transitions. [2018-11-14 18:36:09,576 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:09,579 INFO L225 Difference]: With dead ends: 39 [2018-11-14 18:36:09,579 INFO L226 Difference]: Without dead ends: 32 [2018-11-14 18:36:09,580 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 18:36:09,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-14 18:36:09,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 24. [2018-11-14 18:36:09,603 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:09,604 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand 24 states. [2018-11-14 18:36:09,604 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 24 states. [2018-11-14 18:36:09,604 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 24 states. [2018-11-14 18:36:09,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:09,609 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2018-11-14 18:36:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2018-11-14 18:36:09,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:09,610 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:09,610 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 32 states. [2018-11-14 18:36:09,610 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 32 states. [2018-11-14 18:36:09,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:09,615 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2018-11-14 18:36:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2018-11-14 18:36:09,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:09,616 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:09,616 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:09,616 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-14 18:36:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2018-11-14 18:36:09,620 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 11 [2018-11-14 18:36:09,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:09,620 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2018-11-14 18:36:09,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-14 18:36:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2018-11-14 18:36:09,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-14 18:36:09,621 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:09,621 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:09,622 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:09,622 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:09,622 INFO L82 PathProgramCache]: Analyzing trace with hash 2034978746, now seen corresponding path program 1 times [2018-11-14 18:36:09,623 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:09,623 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:09,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 18:36:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:09,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:09,733 INFO L256 TraceCheckUtils]: 0: Hoare triple {394#true} call ULTIMATE.init(); {394#true} is VALID [2018-11-14 18:36:09,733 INFO L273 TraceCheckUtils]: 1: Hoare triple {394#true} assume true; {394#true} is VALID [2018-11-14 18:36:09,734 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {394#true} {394#true} #62#return; {394#true} is VALID [2018-11-14 18:36:09,734 INFO L256 TraceCheckUtils]: 3: Hoare triple {394#true} call #t~ret3 := main(); {394#true} is VALID [2018-11-14 18:36:09,734 INFO L273 TraceCheckUtils]: 4: Hoare triple {394#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {394#true} is VALID [2018-11-14 18:36:09,735 INFO L273 TraceCheckUtils]: 5: Hoare triple {394#true} assume true; {394#true} is VALID [2018-11-14 18:36:09,735 INFO L273 TraceCheckUtils]: 6: Hoare triple {394#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {417#(= main_~y~0 (_ bv0 32))} is VALID [2018-11-14 18:36:09,737 INFO L273 TraceCheckUtils]: 7: Hoare triple {417#(= main_~y~0 (_ bv0 32))} assume true; {417#(= main_~y~0 (_ bv0 32))} is VALID [2018-11-14 18:36:09,742 INFO L273 TraceCheckUtils]: 8: Hoare triple {417#(= main_~y~0 (_ bv0 32))} assume !~bvult32(~y~0, 268435455bv32); {395#false} is VALID [2018-11-14 18:36:09,742 INFO L256 TraceCheckUtils]: 9: Hoare triple {395#false} call __VERIFIER_assert((if ~bvurem32(~y~0, 2bv32) == 0bv32 then 1bv32 else 0bv32)); {395#false} is VALID [2018-11-14 18:36:09,742 INFO L273 TraceCheckUtils]: 10: Hoare triple {395#false} ~cond := #in~cond; {395#false} is VALID [2018-11-14 18:36:09,743 INFO L273 TraceCheckUtils]: 11: Hoare triple {395#false} assume ~cond == 0bv32; {395#false} is VALID [2018-11-14 18:36:09,743 INFO L273 TraceCheckUtils]: 12: Hoare triple {395#false} assume !false; {395#false} is VALID [2018-11-14 18:36:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:09,744 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 18:36:09,746 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 18:36:09,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-14 18:36:09,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-11-14 18:36:09,748 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:09,748 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-14 18:36:09,772 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:09,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-14 18:36:09,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-14 18:36:09,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 18:36:09,773 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 3 states. [2018-11-14 18:36:09,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:09,957 INFO L93 Difference]: Finished difference Result 47 states and 58 transitions. [2018-11-14 18:36:09,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-14 18:36:09,957 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-11-14 18:36:09,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 18:36:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 58 transitions. [2018-11-14 18:36:09,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 18:36:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 58 transitions. [2018-11-14 18:36:09,964 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 58 transitions. [2018-11-14 18:36:10,069 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:10,071 INFO L225 Difference]: With dead ends: 47 [2018-11-14 18:36:10,072 INFO L226 Difference]: Without dead ends: 30 [2018-11-14 18:36:10,072 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 18:36:10,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-14 18:36:10,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 26. [2018-11-14 18:36:10,118 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:10,118 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 26 states. [2018-11-14 18:36:10,118 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 26 states. [2018-11-14 18:36:10,118 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 26 states. [2018-11-14 18:36:10,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:10,121 INFO L93 Difference]: Finished difference Result 30 states and 36 transitions. [2018-11-14 18:36:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2018-11-14 18:36:10,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:10,122 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:10,123 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand 30 states. [2018-11-14 18:36:10,123 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 30 states. [2018-11-14 18:36:10,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:10,126 INFO L93 Difference]: Finished difference Result 30 states and 36 transitions. [2018-11-14 18:36:10,126 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2018-11-14 18:36:10,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:10,127 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:10,127 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:10,128 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-14 18:36:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2018-11-14 18:36:10,132 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 13 [2018-11-14 18:36:10,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:10,133 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2018-11-14 18:36:10,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-14 18:36:10,133 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2018-11-14 18:36:10,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-14 18:36:10,134 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:10,134 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:10,135 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:10,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:10,135 INFO L82 PathProgramCache]: Analyzing trace with hash 2046656706, now seen corresponding path program 1 times [2018-11-14 18:36:10,135 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:10,136 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:10,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 18:36:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:10,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:10,228 INFO L256 TraceCheckUtils]: 0: Hoare triple {603#true} call ULTIMATE.init(); {603#true} is VALID [2018-11-14 18:36:10,229 INFO L273 TraceCheckUtils]: 1: Hoare triple {603#true} assume true; {603#true} is VALID [2018-11-14 18:36:10,229 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {603#true} {603#true} #62#return; {603#true} is VALID [2018-11-14 18:36:10,230 INFO L256 TraceCheckUtils]: 3: Hoare triple {603#true} call #t~ret3 := main(); {603#true} is VALID [2018-11-14 18:36:10,230 INFO L273 TraceCheckUtils]: 4: Hoare triple {603#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {603#true} is VALID [2018-11-14 18:36:10,230 INFO L273 TraceCheckUtils]: 5: Hoare triple {603#true} assume true; {603#true} is VALID [2018-11-14 18:36:10,230 INFO L273 TraceCheckUtils]: 6: Hoare triple {603#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {603#true} is VALID [2018-11-14 18:36:10,231 INFO L273 TraceCheckUtils]: 7: Hoare triple {603#true} assume true; {603#true} is VALID [2018-11-14 18:36:10,232 INFO L273 TraceCheckUtils]: 8: Hoare triple {603#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {632#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:10,235 INFO L273 TraceCheckUtils]: 9: Hoare triple {632#(= main_~z~0 (_ bv0 32))} assume true; {632#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:10,241 INFO L273 TraceCheckUtils]: 10: Hoare triple {632#(= main_~z~0 (_ bv0 32))} assume !~bvult32(~z~0, 268435455bv32); {604#false} is VALID [2018-11-14 18:36:10,241 INFO L256 TraceCheckUtils]: 11: Hoare triple {604#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {604#false} is VALID [2018-11-14 18:36:10,241 INFO L273 TraceCheckUtils]: 12: Hoare triple {604#false} ~cond := #in~cond; {604#false} is VALID [2018-11-14 18:36:10,242 INFO L273 TraceCheckUtils]: 13: Hoare triple {604#false} assume ~cond == 0bv32; {604#false} is VALID [2018-11-14 18:36:10,242 INFO L273 TraceCheckUtils]: 14: Hoare triple {604#false} assume !false; {604#false} is VALID [2018-11-14 18:36:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:10,243 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 18:36:10,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 18:36:10,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-14 18:36:10,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-11-14 18:36:10,247 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:10,247 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-14 18:36:10,302 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:10,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-14 18:36:10,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-14 18:36:10,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 18:36:10,303 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand 3 states. [2018-11-14 18:36:10,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:10,517 INFO L93 Difference]: Finished difference Result 49 states and 58 transitions. [2018-11-14 18:36:10,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-14 18:36:10,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-11-14 18:36:10,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 18:36:10,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2018-11-14 18:36:10,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 18:36:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2018-11-14 18:36:10,522 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 54 transitions. [2018-11-14 18:36:10,688 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:10,689 INFO L225 Difference]: With dead ends: 49 [2018-11-14 18:36:10,690 INFO L226 Difference]: Without dead ends: 30 [2018-11-14 18:36:10,691 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 18:36:10,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-14 18:36:10,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2018-11-14 18:36:10,723 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:10,723 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 28 states. [2018-11-14 18:36:10,723 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 28 states. [2018-11-14 18:36:10,723 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 28 states. [2018-11-14 18:36:10,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:10,728 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2018-11-14 18:36:10,728 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2018-11-14 18:36:10,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:10,729 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:10,730 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 30 states. [2018-11-14 18:36:10,730 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 30 states. [2018-11-14 18:36:10,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:10,736 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2018-11-14 18:36:10,736 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2018-11-14 18:36:10,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:10,737 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:10,737 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:10,737 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:10,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-14 18:36:10,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2018-11-14 18:36:10,742 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 15 [2018-11-14 18:36:10,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:10,742 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2018-11-14 18:36:10,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-14 18:36:10,744 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2018-11-14 18:36:10,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-14 18:36:10,745 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:10,745 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:10,745 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:10,745 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:10,745 INFO L82 PathProgramCache]: Analyzing trace with hash 441532680, now seen corresponding path program 1 times [2018-11-14 18:36:10,747 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:10,747 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:10,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 18:36:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:10,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:10,954 INFO L256 TraceCheckUtils]: 0: Hoare triple {824#true} call ULTIMATE.init(); {824#true} is VALID [2018-11-14 18:36:10,954 INFO L273 TraceCheckUtils]: 1: Hoare triple {824#true} assume true; {824#true} is VALID [2018-11-14 18:36:10,955 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {824#true} {824#true} #62#return; {824#true} is VALID [2018-11-14 18:36:10,955 INFO L256 TraceCheckUtils]: 3: Hoare triple {824#true} call #t~ret3 := main(); {824#true} is VALID [2018-11-14 18:36:10,955 INFO L273 TraceCheckUtils]: 4: Hoare triple {824#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {824#true} is VALID [2018-11-14 18:36:10,956 INFO L273 TraceCheckUtils]: 5: Hoare triple {824#true} assume true; {824#true} is VALID [2018-11-14 18:36:10,956 INFO L273 TraceCheckUtils]: 6: Hoare triple {824#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {824#true} is VALID [2018-11-14 18:36:10,956 INFO L273 TraceCheckUtils]: 7: Hoare triple {824#true} assume true; {824#true} is VALID [2018-11-14 18:36:10,958 INFO L273 TraceCheckUtils]: 8: Hoare triple {824#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {853#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:10,960 INFO L273 TraceCheckUtils]: 9: Hoare triple {853#(= main_~z~0 (_ bv0 32))} assume true; {853#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:10,963 INFO L273 TraceCheckUtils]: 10: Hoare triple {853#(= main_~z~0 (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {860#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:10,964 INFO L273 TraceCheckUtils]: 11: Hoare triple {860#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume true; {860#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:10,968 INFO L273 TraceCheckUtils]: 12: Hoare triple {860#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume !~bvult32(~z~0, 268435455bv32); {825#false} is VALID [2018-11-14 18:36:10,968 INFO L256 TraceCheckUtils]: 13: Hoare triple {825#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {825#false} is VALID [2018-11-14 18:36:10,969 INFO L273 TraceCheckUtils]: 14: Hoare triple {825#false} ~cond := #in~cond; {825#false} is VALID [2018-11-14 18:36:10,969 INFO L273 TraceCheckUtils]: 15: Hoare triple {825#false} assume ~cond == 0bv32; {825#false} is VALID [2018-11-14 18:36:10,970 INFO L273 TraceCheckUtils]: 16: Hoare triple {825#false} assume !false; {825#false} is VALID [2018-11-14 18:36:10,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:10,971 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-14 18:36:11,039 INFO L273 TraceCheckUtils]: 16: Hoare triple {825#false} assume !false; {825#false} is VALID [2018-11-14 18:36:11,040 INFO L273 TraceCheckUtils]: 15: Hoare triple {825#false} assume ~cond == 0bv32; {825#false} is VALID [2018-11-14 18:36:11,040 INFO L273 TraceCheckUtils]: 14: Hoare triple {825#false} ~cond := #in~cond; {825#false} is VALID [2018-11-14 18:36:11,040 INFO L256 TraceCheckUtils]: 13: Hoare triple {825#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {825#false} is VALID [2018-11-14 18:36:11,041 INFO L273 TraceCheckUtils]: 12: Hoare triple {891#(bvult main_~z~0 (_ bv268435455 32))} assume !~bvult32(~z~0, 268435455bv32); {825#false} is VALID [2018-11-14 18:36:11,043 INFO L273 TraceCheckUtils]: 11: Hoare triple {891#(bvult main_~z~0 (_ bv268435455 32))} assume true; {891#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:11,044 INFO L273 TraceCheckUtils]: 10: Hoare triple {898#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {891#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:11,044 INFO L273 TraceCheckUtils]: 9: Hoare triple {898#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} assume true; {898#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:11,045 INFO L273 TraceCheckUtils]: 8: Hoare triple {824#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {898#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:11,045 INFO L273 TraceCheckUtils]: 7: Hoare triple {824#true} assume true; {824#true} is VALID [2018-11-14 18:36:11,045 INFO L273 TraceCheckUtils]: 6: Hoare triple {824#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {824#true} is VALID [2018-11-14 18:36:11,046 INFO L273 TraceCheckUtils]: 5: Hoare triple {824#true} assume true; {824#true} is VALID [2018-11-14 18:36:11,046 INFO L273 TraceCheckUtils]: 4: Hoare triple {824#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {824#true} is VALID [2018-11-14 18:36:11,046 INFO L256 TraceCheckUtils]: 3: Hoare triple {824#true} call #t~ret3 := main(); {824#true} is VALID [2018-11-14 18:36:11,046 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {824#true} {824#true} #62#return; {824#true} is VALID [2018-11-14 18:36:11,047 INFO L273 TraceCheckUtils]: 1: Hoare triple {824#true} assume true; {824#true} is VALID [2018-11-14 18:36:11,047 INFO L256 TraceCheckUtils]: 0: Hoare triple {824#true} call ULTIMATE.init(); {824#true} is VALID [2018-11-14 18:36:11,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:11,049 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 18:36:11,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-11-14 18:36:11,050 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-11-14 18:36:11,050 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:11,050 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 18:36:11,076 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:11,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 18:36:11,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 18:36:11,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-14 18:36:11,078 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand 6 states. [2018-11-14 18:36:11,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:11,283 INFO L93 Difference]: Finished difference Result 57 states and 68 transitions. [2018-11-14 18:36:11,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-14 18:36:11,283 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-11-14 18:36:11,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 18:36:11,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 62 transitions. [2018-11-14 18:36:11,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 18:36:11,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 62 transitions. [2018-11-14 18:36:11,290 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 62 transitions. [2018-11-14 18:36:11,393 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:11,395 INFO L225 Difference]: With dead ends: 57 [2018-11-14 18:36:11,395 INFO L226 Difference]: Without dead ends: 36 [2018-11-14 18:36:11,396 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-11-14 18:36:11,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-11-14 18:36:11,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 34. [2018-11-14 18:36:11,431 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:11,432 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand 34 states. [2018-11-14 18:36:11,432 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand 34 states. [2018-11-14 18:36:11,432 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 34 states. [2018-11-14 18:36:11,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:11,436 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2018-11-14 18:36:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2018-11-14 18:36:11,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:11,437 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:11,437 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 36 states. [2018-11-14 18:36:11,437 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 36 states. [2018-11-14 18:36:11,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:11,440 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2018-11-14 18:36:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2018-11-14 18:36:11,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:11,441 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:11,442 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:11,442 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:11,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-14 18:36:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2018-11-14 18:36:11,444 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 17 [2018-11-14 18:36:11,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:11,445 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2018-11-14 18:36:11,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 18:36:11,445 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2018-11-14 18:36:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-14 18:36:11,446 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:11,446 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:11,446 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:11,447 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:11,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1032050470, now seen corresponding path program 2 times [2018-11-14 18:36:11,447 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:11,447 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:11,471 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-14 18:36:11,500 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-14 18:36:11,501 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 18:36:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:11,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:11,765 INFO L256 TraceCheckUtils]: 0: Hoare triple {1140#true} call ULTIMATE.init(); {1140#true} is VALID [2018-11-14 18:36:11,765 INFO L273 TraceCheckUtils]: 1: Hoare triple {1140#true} assume true; {1140#true} is VALID [2018-11-14 18:36:11,765 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1140#true} {1140#true} #62#return; {1140#true} is VALID [2018-11-14 18:36:11,766 INFO L256 TraceCheckUtils]: 3: Hoare triple {1140#true} call #t~ret3 := main(); {1140#true} is VALID [2018-11-14 18:36:11,766 INFO L273 TraceCheckUtils]: 4: Hoare triple {1140#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {1140#true} is VALID [2018-11-14 18:36:11,766 INFO L273 TraceCheckUtils]: 5: Hoare triple {1140#true} assume true; {1140#true} is VALID [2018-11-14 18:36:11,766 INFO L273 TraceCheckUtils]: 6: Hoare triple {1140#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {1140#true} is VALID [2018-11-14 18:36:11,767 INFO L273 TraceCheckUtils]: 7: Hoare triple {1140#true} assume true; {1140#true} is VALID [2018-11-14 18:36:11,767 INFO L273 TraceCheckUtils]: 8: Hoare triple {1140#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {1169#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:11,768 INFO L273 TraceCheckUtils]: 9: Hoare triple {1169#(= main_~z~0 (_ bv0 32))} assume true; {1169#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:11,768 INFO L273 TraceCheckUtils]: 10: Hoare triple {1169#(= main_~z~0 (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1176#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,769 INFO L273 TraceCheckUtils]: 11: Hoare triple {1176#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume true; {1176#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,770 INFO L273 TraceCheckUtils]: 12: Hoare triple {1176#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1183#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,770 INFO L273 TraceCheckUtils]: 13: Hoare triple {1183#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume true; {1183#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,771 INFO L273 TraceCheckUtils]: 14: Hoare triple {1183#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1190#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,772 INFO L273 TraceCheckUtils]: 15: Hoare triple {1190#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume true; {1190#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,773 INFO L273 TraceCheckUtils]: 16: Hoare triple {1190#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1197#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,774 INFO L273 TraceCheckUtils]: 17: Hoare triple {1197#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume true; {1197#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:11,775 INFO L273 TraceCheckUtils]: 18: Hoare triple {1197#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume !~bvult32(~z~0, 268435455bv32); {1141#false} is VALID [2018-11-14 18:36:11,775 INFO L256 TraceCheckUtils]: 19: Hoare triple {1141#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {1141#false} is VALID [2018-11-14 18:36:11,776 INFO L273 TraceCheckUtils]: 20: Hoare triple {1141#false} ~cond := #in~cond; {1141#false} is VALID [2018-11-14 18:36:11,776 INFO L273 TraceCheckUtils]: 21: Hoare triple {1141#false} assume ~cond == 0bv32; {1141#false} is VALID [2018-11-14 18:36:11,777 INFO L273 TraceCheckUtils]: 22: Hoare triple {1141#false} assume !false; {1141#false} is VALID [2018-11-14 18:36:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:11,780 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-14 18:36:12,224 INFO L273 TraceCheckUtils]: 22: Hoare triple {1141#false} assume !false; {1141#false} is VALID [2018-11-14 18:36:12,225 INFO L273 TraceCheckUtils]: 21: Hoare triple {1141#false} assume ~cond == 0bv32; {1141#false} is VALID [2018-11-14 18:36:12,225 INFO L273 TraceCheckUtils]: 20: Hoare triple {1141#false} ~cond := #in~cond; {1141#false} is VALID [2018-11-14 18:36:12,226 INFO L256 TraceCheckUtils]: 19: Hoare triple {1141#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {1141#false} is VALID [2018-11-14 18:36:12,226 INFO L273 TraceCheckUtils]: 18: Hoare triple {1228#(bvult main_~z~0 (_ bv268435455 32))} assume !~bvult32(~z~0, 268435455bv32); {1141#false} is VALID [2018-11-14 18:36:12,227 INFO L273 TraceCheckUtils]: 17: Hoare triple {1228#(bvult main_~z~0 (_ bv268435455 32))} assume true; {1228#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:12,228 INFO L273 TraceCheckUtils]: 16: Hoare triple {1235#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1228#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:12,229 INFO L273 TraceCheckUtils]: 15: Hoare triple {1235#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} assume true; {1235#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} is VALID [2018-11-14 18:36:12,231 INFO L273 TraceCheckUtils]: 14: Hoare triple {1242#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1235#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} is VALID [2018-11-14 18:36:12,232 INFO L273 TraceCheckUtils]: 13: Hoare triple {1242#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} assume true; {1242#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:12,235 INFO L273 TraceCheckUtils]: 12: Hoare triple {1249#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1242#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:12,235 INFO L273 TraceCheckUtils]: 11: Hoare triple {1249#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} assume true; {1249#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:12,240 INFO L273 TraceCheckUtils]: 10: Hoare triple {1256#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1249#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:12,241 INFO L273 TraceCheckUtils]: 9: Hoare triple {1256#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} assume true; {1256#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:12,242 INFO L273 TraceCheckUtils]: 8: Hoare triple {1140#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {1256#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:12,242 INFO L273 TraceCheckUtils]: 7: Hoare triple {1140#true} assume true; {1140#true} is VALID [2018-11-14 18:36:12,242 INFO L273 TraceCheckUtils]: 6: Hoare triple {1140#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {1140#true} is VALID [2018-11-14 18:36:12,243 INFO L273 TraceCheckUtils]: 5: Hoare triple {1140#true} assume true; {1140#true} is VALID [2018-11-14 18:36:12,243 INFO L273 TraceCheckUtils]: 4: Hoare triple {1140#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {1140#true} is VALID [2018-11-14 18:36:12,243 INFO L256 TraceCheckUtils]: 3: Hoare triple {1140#true} call #t~ret3 := main(); {1140#true} is VALID [2018-11-14 18:36:12,244 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1140#true} {1140#true} #62#return; {1140#true} is VALID [2018-11-14 18:36:12,244 INFO L273 TraceCheckUtils]: 1: Hoare triple {1140#true} assume true; {1140#true} is VALID [2018-11-14 18:36:12,245 INFO L256 TraceCheckUtils]: 0: Hoare triple {1140#true} call ULTIMATE.init(); {1140#true} is VALID [2018-11-14 18:36:12,247 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:12,257 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 18:36:12,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-14 18:36:12,258 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 23 [2018-11-14 18:36:12,258 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:12,258 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2018-11-14 18:36:12,330 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:12,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-14 18:36:12,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-14 18:36:12,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-11-14 18:36:12,332 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand 12 states. [2018-11-14 18:36:13,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:13,562 INFO L93 Difference]: Finished difference Result 75 states and 89 transitions. [2018-11-14 18:36:13,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-14 18:36:13,562 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 23 [2018-11-14 18:36:13,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:13,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-14 18:36:13,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 77 transitions. [2018-11-14 18:36:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-14 18:36:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 77 transitions. [2018-11-14 18:36:13,568 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 77 transitions. [2018-11-14 18:36:13,714 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:13,716 INFO L225 Difference]: With dead ends: 75 [2018-11-14 18:36:13,717 INFO L226 Difference]: Without dead ends: 48 [2018-11-14 18:36:13,718 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2018-11-14 18:36:13,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-11-14 18:36:13,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 46. [2018-11-14 18:36:13,859 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:13,859 INFO L82 GeneralOperation]: Start isEquivalent. First operand 48 states. Second operand 46 states. [2018-11-14 18:36:13,859 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 46 states. [2018-11-14 18:36:13,860 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 46 states. [2018-11-14 18:36:13,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:13,862 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2018-11-14 18:36:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2018-11-14 18:36:13,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:13,863 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:13,863 INFO L74 IsIncluded]: Start isIncluded. First operand 46 states. Second operand 48 states. [2018-11-14 18:36:13,863 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 48 states. [2018-11-14 18:36:13,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:13,866 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2018-11-14 18:36:13,866 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2018-11-14 18:36:13,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:13,867 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:13,867 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:13,867 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:13,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-14 18:36:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 50 transitions. [2018-11-14 18:36:13,870 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 50 transitions. Word has length 23 [2018-11-14 18:36:13,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:13,870 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 50 transitions. [2018-11-14 18:36:13,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-14 18:36:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2018-11-14 18:36:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-14 18:36:13,872 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:13,872 INFO L375 BasicCegarLoop]: trace histogram [11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:13,872 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:13,873 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:13,873 INFO L82 PathProgramCache]: Analyzing trace with hash -486660098, now seen corresponding path program 3 times [2018-11-14 18:36:13,873 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:13,873 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:13,902 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-14 18:36:14,066 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2018-11-14 18:36:14,066 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 18:36:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:14,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:14,314 INFO L256 TraceCheckUtils]: 0: Hoare triple {1576#true} call ULTIMATE.init(); {1576#true} is VALID [2018-11-14 18:36:14,314 INFO L273 TraceCheckUtils]: 1: Hoare triple {1576#true} assume true; {1576#true} is VALID [2018-11-14 18:36:14,315 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1576#true} {1576#true} #62#return; {1576#true} is VALID [2018-11-14 18:36:14,315 INFO L256 TraceCheckUtils]: 3: Hoare triple {1576#true} call #t~ret3 := main(); {1576#true} is VALID [2018-11-14 18:36:14,315 INFO L273 TraceCheckUtils]: 4: Hoare triple {1576#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {1576#true} is VALID [2018-11-14 18:36:14,315 INFO L273 TraceCheckUtils]: 5: Hoare triple {1576#true} assume true; {1576#true} is VALID [2018-11-14 18:36:14,315 INFO L273 TraceCheckUtils]: 6: Hoare triple {1576#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {1576#true} is VALID [2018-11-14 18:36:14,316 INFO L273 TraceCheckUtils]: 7: Hoare triple {1576#true} assume true; {1576#true} is VALID [2018-11-14 18:36:14,319 INFO L273 TraceCheckUtils]: 8: Hoare triple {1576#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {1605#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:14,319 INFO L273 TraceCheckUtils]: 9: Hoare triple {1605#(= main_~z~0 (_ bv0 32))} assume true; {1605#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:14,321 INFO L273 TraceCheckUtils]: 10: Hoare triple {1605#(= main_~z~0 (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1612#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,321 INFO L273 TraceCheckUtils]: 11: Hoare triple {1612#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume true; {1612#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,324 INFO L273 TraceCheckUtils]: 12: Hoare triple {1612#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1619#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,325 INFO L273 TraceCheckUtils]: 13: Hoare triple {1619#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume true; {1619#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,326 INFO L273 TraceCheckUtils]: 14: Hoare triple {1619#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1626#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,326 INFO L273 TraceCheckUtils]: 15: Hoare triple {1626#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume true; {1626#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,328 INFO L273 TraceCheckUtils]: 16: Hoare triple {1626#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1633#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,331 INFO L273 TraceCheckUtils]: 17: Hoare triple {1633#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume true; {1633#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,332 INFO L273 TraceCheckUtils]: 18: Hoare triple {1633#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1640#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,334 INFO L273 TraceCheckUtils]: 19: Hoare triple {1640#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} assume true; {1640#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,334 INFO L273 TraceCheckUtils]: 20: Hoare triple {1640#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1647#(= (_ bv6 32) main_~z~0)} is VALID [2018-11-14 18:36:14,337 INFO L273 TraceCheckUtils]: 21: Hoare triple {1647#(= (_ bv6 32) main_~z~0)} assume true; {1647#(= (_ bv6 32) main_~z~0)} is VALID [2018-11-14 18:36:14,338 INFO L273 TraceCheckUtils]: 22: Hoare triple {1647#(= (_ bv6 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1654#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,340 INFO L273 TraceCheckUtils]: 23: Hoare triple {1654#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} assume true; {1654#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,341 INFO L273 TraceCheckUtils]: 24: Hoare triple {1654#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1661#(= (_ bv8 32) main_~z~0)} is VALID [2018-11-14 18:36:14,343 INFO L273 TraceCheckUtils]: 25: Hoare triple {1661#(= (_ bv8 32) main_~z~0)} assume true; {1661#(= (_ bv8 32) main_~z~0)} is VALID [2018-11-14 18:36:14,344 INFO L273 TraceCheckUtils]: 26: Hoare triple {1661#(= (_ bv8 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1668#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,346 INFO L273 TraceCheckUtils]: 27: Hoare triple {1668#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} assume true; {1668#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:14,348 INFO L273 TraceCheckUtils]: 28: Hoare triple {1668#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1675#(= (_ bv10 32) main_~z~0)} is VALID [2018-11-14 18:36:14,350 INFO L273 TraceCheckUtils]: 29: Hoare triple {1675#(= (_ bv10 32) main_~z~0)} assume true; {1675#(= (_ bv10 32) main_~z~0)} is VALID [2018-11-14 18:36:14,350 INFO L273 TraceCheckUtils]: 30: Hoare triple {1675#(= (_ bv10 32) main_~z~0)} assume !~bvult32(~z~0, 268435455bv32); {1577#false} is VALID [2018-11-14 18:36:14,351 INFO L256 TraceCheckUtils]: 31: Hoare triple {1577#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {1577#false} is VALID [2018-11-14 18:36:14,351 INFO L273 TraceCheckUtils]: 32: Hoare triple {1577#false} ~cond := #in~cond; {1577#false} is VALID [2018-11-14 18:36:14,351 INFO L273 TraceCheckUtils]: 33: Hoare triple {1577#false} assume ~cond == 0bv32; {1577#false} is VALID [2018-11-14 18:36:14,352 INFO L273 TraceCheckUtils]: 34: Hoare triple {1577#false} assume !false; {1577#false} is VALID [2018-11-14 18:36:14,355 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:14,355 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-14 18:36:15,367 INFO L273 TraceCheckUtils]: 34: Hoare triple {1577#false} assume !false; {1577#false} is VALID [2018-11-14 18:36:15,368 INFO L273 TraceCheckUtils]: 33: Hoare triple {1577#false} assume ~cond == 0bv32; {1577#false} is VALID [2018-11-14 18:36:15,368 INFO L273 TraceCheckUtils]: 32: Hoare triple {1577#false} ~cond := #in~cond; {1577#false} is VALID [2018-11-14 18:36:15,369 INFO L256 TraceCheckUtils]: 31: Hoare triple {1577#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {1577#false} is VALID [2018-11-14 18:36:15,370 INFO L273 TraceCheckUtils]: 30: Hoare triple {1706#(bvult main_~z~0 (_ bv268435455 32))} assume !~bvult32(~z~0, 268435455bv32); {1577#false} is VALID [2018-11-14 18:36:15,370 INFO L273 TraceCheckUtils]: 29: Hoare triple {1706#(bvult main_~z~0 (_ bv268435455 32))} assume true; {1706#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:15,372 INFO L273 TraceCheckUtils]: 28: Hoare triple {1713#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1706#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:15,372 INFO L273 TraceCheckUtils]: 27: Hoare triple {1713#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} assume true; {1713#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,375 INFO L273 TraceCheckUtils]: 26: Hoare triple {1720#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1713#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,376 INFO L273 TraceCheckUtils]: 25: Hoare triple {1720#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} assume true; {1720#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,379 INFO L273 TraceCheckUtils]: 24: Hoare triple {1727#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1720#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,380 INFO L273 TraceCheckUtils]: 23: Hoare triple {1727#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} assume true; {1727#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,384 INFO L273 TraceCheckUtils]: 22: Hoare triple {1734#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1727#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,385 INFO L273 TraceCheckUtils]: 21: Hoare triple {1734#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} assume true; {1734#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,387 INFO L273 TraceCheckUtils]: 20: Hoare triple {1741#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1734#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,388 INFO L273 TraceCheckUtils]: 19: Hoare triple {1741#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} assume true; {1741#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,392 INFO L273 TraceCheckUtils]: 18: Hoare triple {1748#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1741#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,393 INFO L273 TraceCheckUtils]: 17: Hoare triple {1748#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} assume true; {1748#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,395 INFO L273 TraceCheckUtils]: 16: Hoare triple {1755#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1748#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,396 INFO L273 TraceCheckUtils]: 15: Hoare triple {1755#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} assume true; {1755#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,398 INFO L273 TraceCheckUtils]: 14: Hoare triple {1762#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1755#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:15,399 INFO L273 TraceCheckUtils]: 13: Hoare triple {1762#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} assume true; {1762#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,402 INFO L273 TraceCheckUtils]: 12: Hoare triple {1769#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1762#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,403 INFO L273 TraceCheckUtils]: 11: Hoare triple {1769#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} assume true; {1769#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,406 INFO L273 TraceCheckUtils]: 10: Hoare triple {1776#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1769#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,406 INFO L273 TraceCheckUtils]: 9: Hoare triple {1776#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} assume true; {1776#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,407 INFO L273 TraceCheckUtils]: 8: Hoare triple {1576#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {1776#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:15,407 INFO L273 TraceCheckUtils]: 7: Hoare triple {1576#true} assume true; {1576#true} is VALID [2018-11-14 18:36:15,407 INFO L273 TraceCheckUtils]: 6: Hoare triple {1576#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {1576#true} is VALID [2018-11-14 18:36:15,408 INFO L273 TraceCheckUtils]: 5: Hoare triple {1576#true} assume true; {1576#true} is VALID [2018-11-14 18:36:15,408 INFO L273 TraceCheckUtils]: 4: Hoare triple {1576#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {1576#true} is VALID [2018-11-14 18:36:15,408 INFO L256 TraceCheckUtils]: 3: Hoare triple {1576#true} call #t~ret3 := main(); {1576#true} is VALID [2018-11-14 18:36:15,408 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1576#true} {1576#true} #62#return; {1576#true} is VALID [2018-11-14 18:36:15,409 INFO L273 TraceCheckUtils]: 1: Hoare triple {1576#true} assume true; {1576#true} is VALID [2018-11-14 18:36:15,409 INFO L256 TraceCheckUtils]: 0: Hoare triple {1576#true} call ULTIMATE.init(); {1576#true} is VALID [2018-11-14 18:36:15,414 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (8)] Exception during sending of exit command (exit): Broken pipe [2018-11-14 18:36:15,418 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 18:36:15,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2018-11-14 18:36:15,419 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 35 [2018-11-14 18:36:15,420 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:15,420 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2018-11-14 18:36:15,526 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:15,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-11-14 18:36:15,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-11-14 18:36:15,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2018-11-14 18:36:15,527 INFO L87 Difference]: Start difference. First operand 46 states and 50 transitions. Second operand 24 states. [2018-11-14 18:36:16,683 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 7 [2018-11-14 18:36:16,898 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 7 [2018-11-14 18:36:18,465 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-11-14 18:36:19,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:19,684 INFO L93 Difference]: Finished difference Result 111 states and 131 transitions. [2018-11-14 18:36:19,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-14 18:36:19,684 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 35 [2018-11-14 18:36:19,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:19,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-14 18:36:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 107 transitions. [2018-11-14 18:36:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-14 18:36:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 107 transitions. [2018-11-14 18:36:19,691 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 107 transitions. [2018-11-14 18:36:19,963 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 107 edges. 107 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:19,966 INFO L225 Difference]: With dead ends: 111 [2018-11-14 18:36:19,967 INFO L226 Difference]: Without dead ends: 72 [2018-11-14 18:36:19,968 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=430, Invalid=760, Unknown=0, NotChecked=0, Total=1190 [2018-11-14 18:36:19,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-11-14 18:36:20,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2018-11-14 18:36:20,043 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:20,043 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 70 states. [2018-11-14 18:36:20,044 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 70 states. [2018-11-14 18:36:20,044 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 70 states. [2018-11-14 18:36:20,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:20,046 INFO L93 Difference]: Finished difference Result 72 states and 76 transitions. [2018-11-14 18:36:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2018-11-14 18:36:20,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:20,047 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:20,047 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 72 states. [2018-11-14 18:36:20,048 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 72 states. [2018-11-14 18:36:20,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:20,051 INFO L93 Difference]: Finished difference Result 72 states and 76 transitions. [2018-11-14 18:36:20,051 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2018-11-14 18:36:20,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:20,052 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:20,052 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:20,052 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-11-14 18:36:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 74 transitions. [2018-11-14 18:36:20,055 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 74 transitions. Word has length 35 [2018-11-14 18:36:20,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:20,055 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 74 transitions. [2018-11-14 18:36:20,055 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-11-14 18:36:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2018-11-14 18:36:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-14 18:36:20,057 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:20,057 INFO L375 BasicCegarLoop]: trace histogram [23, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:20,057 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:20,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:20,057 INFO L82 PathProgramCache]: Analyzing trace with hash -119118778, now seen corresponding path program 4 times [2018-11-14 18:36:20,058 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:20,058 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:20,088 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-14 18:36:20,153 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-14 18:36:20,153 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 18:36:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:20,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:20,836 INFO L256 TraceCheckUtils]: 0: Hoare triple {2246#true} call ULTIMATE.init(); {2246#true} is VALID [2018-11-14 18:36:20,836 INFO L273 TraceCheckUtils]: 1: Hoare triple {2246#true} assume true; {2246#true} is VALID [2018-11-14 18:36:20,837 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {2246#true} {2246#true} #62#return; {2246#true} is VALID [2018-11-14 18:36:20,837 INFO L256 TraceCheckUtils]: 3: Hoare triple {2246#true} call #t~ret3 := main(); {2246#true} is VALID [2018-11-14 18:36:20,837 INFO L273 TraceCheckUtils]: 4: Hoare triple {2246#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {2246#true} is VALID [2018-11-14 18:36:20,838 INFO L273 TraceCheckUtils]: 5: Hoare triple {2246#true} assume true; {2246#true} is VALID [2018-11-14 18:36:20,838 INFO L273 TraceCheckUtils]: 6: Hoare triple {2246#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {2246#true} is VALID [2018-11-14 18:36:20,839 INFO L273 TraceCheckUtils]: 7: Hoare triple {2246#true} assume true; {2246#true} is VALID [2018-11-14 18:36:20,845 INFO L273 TraceCheckUtils]: 8: Hoare triple {2246#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {2275#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:20,846 INFO L273 TraceCheckUtils]: 9: Hoare triple {2275#(= main_~z~0 (_ bv0 32))} assume true; {2275#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:20,846 INFO L273 TraceCheckUtils]: 10: Hoare triple {2275#(= main_~z~0 (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2282#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,847 INFO L273 TraceCheckUtils]: 11: Hoare triple {2282#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume true; {2282#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,848 INFO L273 TraceCheckUtils]: 12: Hoare triple {2282#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2289#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,849 INFO L273 TraceCheckUtils]: 13: Hoare triple {2289#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume true; {2289#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,849 INFO L273 TraceCheckUtils]: 14: Hoare triple {2289#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2296#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,850 INFO L273 TraceCheckUtils]: 15: Hoare triple {2296#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume true; {2296#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,850 INFO L273 TraceCheckUtils]: 16: Hoare triple {2296#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2303#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,851 INFO L273 TraceCheckUtils]: 17: Hoare triple {2303#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume true; {2303#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,851 INFO L273 TraceCheckUtils]: 18: Hoare triple {2303#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2310#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,852 INFO L273 TraceCheckUtils]: 19: Hoare triple {2310#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} assume true; {2310#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,852 INFO L273 TraceCheckUtils]: 20: Hoare triple {2310#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2317#(= (_ bv6 32) main_~z~0)} is VALID [2018-11-14 18:36:20,853 INFO L273 TraceCheckUtils]: 21: Hoare triple {2317#(= (_ bv6 32) main_~z~0)} assume true; {2317#(= (_ bv6 32) main_~z~0)} is VALID [2018-11-14 18:36:20,853 INFO L273 TraceCheckUtils]: 22: Hoare triple {2317#(= (_ bv6 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2324#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,854 INFO L273 TraceCheckUtils]: 23: Hoare triple {2324#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} assume true; {2324#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,855 INFO L273 TraceCheckUtils]: 24: Hoare triple {2324#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2331#(= (_ bv8 32) main_~z~0)} is VALID [2018-11-14 18:36:20,856 INFO L273 TraceCheckUtils]: 25: Hoare triple {2331#(= (_ bv8 32) main_~z~0)} assume true; {2331#(= (_ bv8 32) main_~z~0)} is VALID [2018-11-14 18:36:20,857 INFO L273 TraceCheckUtils]: 26: Hoare triple {2331#(= (_ bv8 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2338#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,857 INFO L273 TraceCheckUtils]: 27: Hoare triple {2338#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} assume true; {2338#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,858 INFO L273 TraceCheckUtils]: 28: Hoare triple {2338#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2345#(= (_ bv10 32) main_~z~0)} is VALID [2018-11-14 18:36:20,859 INFO L273 TraceCheckUtils]: 29: Hoare triple {2345#(= (_ bv10 32) main_~z~0)} assume true; {2345#(= (_ bv10 32) main_~z~0)} is VALID [2018-11-14 18:36:20,860 INFO L273 TraceCheckUtils]: 30: Hoare triple {2345#(= (_ bv10 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2352#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,860 INFO L273 TraceCheckUtils]: 31: Hoare triple {2352#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} assume true; {2352#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,862 INFO L273 TraceCheckUtils]: 32: Hoare triple {2352#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2359#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,862 INFO L273 TraceCheckUtils]: 33: Hoare triple {2359#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} assume true; {2359#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,863 INFO L273 TraceCheckUtils]: 34: Hoare triple {2359#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2366#(= (_ bv13 32) main_~z~0)} is VALID [2018-11-14 18:36:20,864 INFO L273 TraceCheckUtils]: 35: Hoare triple {2366#(= (_ bv13 32) main_~z~0)} assume true; {2366#(= (_ bv13 32) main_~z~0)} is VALID [2018-11-14 18:36:20,865 INFO L273 TraceCheckUtils]: 36: Hoare triple {2366#(= (_ bv13 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2373#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,866 INFO L273 TraceCheckUtils]: 37: Hoare triple {2373#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} assume true; {2373#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,867 INFO L273 TraceCheckUtils]: 38: Hoare triple {2373#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2380#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,867 INFO L273 TraceCheckUtils]: 39: Hoare triple {2380#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} assume true; {2380#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,868 INFO L273 TraceCheckUtils]: 40: Hoare triple {2380#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2387#(= (_ bv16 32) main_~z~0)} is VALID [2018-11-14 18:36:20,869 INFO L273 TraceCheckUtils]: 41: Hoare triple {2387#(= (_ bv16 32) main_~z~0)} assume true; {2387#(= (_ bv16 32) main_~z~0)} is VALID [2018-11-14 18:36:20,870 INFO L273 TraceCheckUtils]: 42: Hoare triple {2387#(= (_ bv16 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2394#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,870 INFO L273 TraceCheckUtils]: 43: Hoare triple {2394#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} assume true; {2394#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,871 INFO L273 TraceCheckUtils]: 44: Hoare triple {2394#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2401#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,872 INFO L273 TraceCheckUtils]: 45: Hoare triple {2401#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} assume true; {2401#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,873 INFO L273 TraceCheckUtils]: 46: Hoare triple {2401#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2408#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,873 INFO L273 TraceCheckUtils]: 47: Hoare triple {2408#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} assume true; {2408#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,874 INFO L273 TraceCheckUtils]: 48: Hoare triple {2408#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2415#(= (_ bv20 32) main_~z~0)} is VALID [2018-11-14 18:36:20,875 INFO L273 TraceCheckUtils]: 49: Hoare triple {2415#(= (_ bv20 32) main_~z~0)} assume true; {2415#(= (_ bv20 32) main_~z~0)} is VALID [2018-11-14 18:36:20,876 INFO L273 TraceCheckUtils]: 50: Hoare triple {2415#(= (_ bv20 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2422#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,876 INFO L273 TraceCheckUtils]: 51: Hoare triple {2422#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} assume true; {2422#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,877 INFO L273 TraceCheckUtils]: 52: Hoare triple {2422#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2429#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,878 INFO L273 TraceCheckUtils]: 53: Hoare triple {2429#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} assume true; {2429#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:20,880 INFO L273 TraceCheckUtils]: 54: Hoare triple {2429#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} assume !~bvult32(~z~0, 268435455bv32); {2247#false} is VALID [2018-11-14 18:36:20,881 INFO L256 TraceCheckUtils]: 55: Hoare triple {2247#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {2247#false} is VALID [2018-11-14 18:36:20,881 INFO L273 TraceCheckUtils]: 56: Hoare triple {2247#false} ~cond := #in~cond; {2247#false} is VALID [2018-11-14 18:36:20,881 INFO L273 TraceCheckUtils]: 57: Hoare triple {2247#false} assume ~cond == 0bv32; {2247#false} is VALID [2018-11-14 18:36:20,882 INFO L273 TraceCheckUtils]: 58: Hoare triple {2247#false} assume !false; {2247#false} is VALID [2018-11-14 18:36:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:20,888 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-14 18:36:22,786 INFO L273 TraceCheckUtils]: 58: Hoare triple {2247#false} assume !false; {2247#false} is VALID [2018-11-14 18:36:22,787 INFO L273 TraceCheckUtils]: 57: Hoare triple {2247#false} assume ~cond == 0bv32; {2247#false} is VALID [2018-11-14 18:36:22,787 INFO L273 TraceCheckUtils]: 56: Hoare triple {2247#false} ~cond := #in~cond; {2247#false} is VALID [2018-11-14 18:36:22,788 INFO L256 TraceCheckUtils]: 55: Hoare triple {2247#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {2247#false} is VALID [2018-11-14 18:36:22,788 INFO L273 TraceCheckUtils]: 54: Hoare triple {2460#(bvult main_~z~0 (_ bv268435455 32))} assume !~bvult32(~z~0, 268435455bv32); {2247#false} is VALID [2018-11-14 18:36:22,789 INFO L273 TraceCheckUtils]: 53: Hoare triple {2460#(bvult main_~z~0 (_ bv268435455 32))} assume true; {2460#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,789 INFO L273 TraceCheckUtils]: 52: Hoare triple {2467#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2460#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,790 INFO L273 TraceCheckUtils]: 51: Hoare triple {2467#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} assume true; {2467#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,793 INFO L273 TraceCheckUtils]: 50: Hoare triple {2474#(bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2467#(bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,793 INFO L273 TraceCheckUtils]: 49: Hoare triple {2474#(bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))} assume true; {2474#(bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,796 INFO L273 TraceCheckUtils]: 48: Hoare triple {2481#(bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2474#(bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,796 INFO L273 TraceCheckUtils]: 47: Hoare triple {2481#(bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))} assume true; {2481#(bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,800 INFO L273 TraceCheckUtils]: 46: Hoare triple {2488#(bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2481#(bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,800 INFO L273 TraceCheckUtils]: 45: Hoare triple {2488#(bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))} assume true; {2488#(bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,802 INFO L273 TraceCheckUtils]: 44: Hoare triple {2495#(bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2488#(bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,803 INFO L273 TraceCheckUtils]: 43: Hoare triple {2495#(bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))} assume true; {2495#(bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,806 INFO L273 TraceCheckUtils]: 42: Hoare triple {2502#(bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2495#(bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,807 INFO L273 TraceCheckUtils]: 41: Hoare triple {2502#(bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))} assume true; {2502#(bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,809 INFO L273 TraceCheckUtils]: 40: Hoare triple {2509#(bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2502#(bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,816 INFO L273 TraceCheckUtils]: 39: Hoare triple {2509#(bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))} assume true; {2509#(bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,819 INFO L273 TraceCheckUtils]: 38: Hoare triple {2516#(bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2509#(bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,819 INFO L273 TraceCheckUtils]: 37: Hoare triple {2516#(bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))} assume true; {2516#(bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,822 INFO L273 TraceCheckUtils]: 36: Hoare triple {2523#(bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2516#(bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,823 INFO L273 TraceCheckUtils]: 35: Hoare triple {2523#(bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))} assume true; {2523#(bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,825 INFO L273 TraceCheckUtils]: 34: Hoare triple {2530#(bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2523#(bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,825 INFO L273 TraceCheckUtils]: 33: Hoare triple {2530#(bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))} assume true; {2530#(bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,828 INFO L273 TraceCheckUtils]: 32: Hoare triple {2537#(bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2530#(bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,829 INFO L273 TraceCheckUtils]: 31: Hoare triple {2537#(bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))} assume true; {2537#(bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,831 INFO L273 TraceCheckUtils]: 30: Hoare triple {2544#(bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2537#(bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,831 INFO L273 TraceCheckUtils]: 29: Hoare triple {2544#(bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))} assume true; {2544#(bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,833 INFO L273 TraceCheckUtils]: 28: Hoare triple {2551#(bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2544#(bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,834 INFO L273 TraceCheckUtils]: 27: Hoare triple {2551#(bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))} assume true; {2551#(bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,836 INFO L273 TraceCheckUtils]: 26: Hoare triple {2558#(bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2551#(bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,838 INFO L273 TraceCheckUtils]: 25: Hoare triple {2558#(bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))} assume true; {2558#(bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,840 INFO L273 TraceCheckUtils]: 24: Hoare triple {2565#(bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2558#(bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,840 INFO L273 TraceCheckUtils]: 23: Hoare triple {2565#(bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))} assume true; {2565#(bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,842 INFO L273 TraceCheckUtils]: 22: Hoare triple {2572#(bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2565#(bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,843 INFO L273 TraceCheckUtils]: 21: Hoare triple {2572#(bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))} assume true; {2572#(bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,845 INFO L273 TraceCheckUtils]: 20: Hoare triple {2579#(bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2572#(bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,845 INFO L273 TraceCheckUtils]: 19: Hoare triple {2579#(bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))} assume true; {2579#(bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,848 INFO L273 TraceCheckUtils]: 18: Hoare triple {2586#(bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2579#(bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,848 INFO L273 TraceCheckUtils]: 17: Hoare triple {2586#(bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))} assume true; {2586#(bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,850 INFO L273 TraceCheckUtils]: 16: Hoare triple {2593#(bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2586#(bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,852 INFO L273 TraceCheckUtils]: 15: Hoare triple {2593#(bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))} assume true; {2593#(bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,854 INFO L273 TraceCheckUtils]: 14: Hoare triple {2600#(bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2593#(bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,855 INFO L273 TraceCheckUtils]: 13: Hoare triple {2600#(bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))} assume true; {2600#(bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,857 INFO L273 TraceCheckUtils]: 12: Hoare triple {2607#(bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2600#(bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,857 INFO L273 TraceCheckUtils]: 11: Hoare triple {2607#(bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))} assume true; {2607#(bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,860 INFO L273 TraceCheckUtils]: 10: Hoare triple {2614#(bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2607#(bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,860 INFO L273 TraceCheckUtils]: 9: Hoare triple {2614#(bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))} assume true; {2614#(bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,861 INFO L273 TraceCheckUtils]: 8: Hoare triple {2246#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {2614#(bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))} is VALID [2018-11-14 18:36:22,861 INFO L273 TraceCheckUtils]: 7: Hoare triple {2246#true} assume true; {2246#true} is VALID [2018-11-14 18:36:22,861 INFO L273 TraceCheckUtils]: 6: Hoare triple {2246#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {2246#true} is VALID [2018-11-14 18:36:22,861 INFO L273 TraceCheckUtils]: 5: Hoare triple {2246#true} assume true; {2246#true} is VALID [2018-11-14 18:36:22,861 INFO L273 TraceCheckUtils]: 4: Hoare triple {2246#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {2246#true} is VALID [2018-11-14 18:36:22,862 INFO L256 TraceCheckUtils]: 3: Hoare triple {2246#true} call #t~ret3 := main(); {2246#true} is VALID [2018-11-14 18:36:22,862 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {2246#true} {2246#true} #62#return; {2246#true} is VALID [2018-11-14 18:36:22,862 INFO L273 TraceCheckUtils]: 1: Hoare triple {2246#true} assume true; {2246#true} is VALID [2018-11-14 18:36:22,862 INFO L256 TraceCheckUtils]: 0: Hoare triple {2246#true} call ULTIMATE.init(); {2246#true} is VALID [2018-11-14 18:36:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:22,873 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 18:36:22,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2018-11-14 18:36:22,875 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 59 [2018-11-14 18:36:22,875 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:22,879 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 48 states. [2018-11-14 18:36:23,133 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:23,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-11-14 18:36:23,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-11-14 18:36:23,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=622, Invalid=1634, Unknown=0, NotChecked=0, Total=2256 [2018-11-14 18:36:23,134 INFO L87 Difference]: Start difference. First operand 70 states and 74 transitions. Second operand 48 states. [2018-11-14 18:36:26,323 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 7 [2018-11-14 18:36:26,779 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 7 [2018-11-14 18:36:27,253 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 7 [2018-11-14 18:36:34,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:34,813 INFO L93 Difference]: Finished difference Result 183 states and 215 transitions. [2018-11-14 18:36:34,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-11-14 18:36:34,813 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 59 [2018-11-14 18:36:34,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 18:36:34,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-14 18:36:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 167 transitions. [2018-11-14 18:36:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-14 18:36:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 167 transitions. [2018-11-14 18:36:34,821 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 48 states and 167 transitions. [2018-11-14 18:36:35,148 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 167 edges. 167 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:35,151 INFO L225 Difference]: With dead ends: 183 [2018-11-14 18:36:35,151 INFO L226 Difference]: Without dead ends: 120 [2018-11-14 18:36:35,154 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=1678, Invalid=3152, Unknown=0, NotChecked=0, Total=4830 [2018-11-14 18:36:35,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-11-14 18:36:35,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 118. [2018-11-14 18:36:35,576 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 18:36:35,576 INFO L82 GeneralOperation]: Start isEquivalent. First operand 120 states. Second operand 118 states. [2018-11-14 18:36:35,576 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 118 states. [2018-11-14 18:36:35,576 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 118 states. [2018-11-14 18:36:35,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:35,581 INFO L93 Difference]: Finished difference Result 120 states and 124 transitions. [2018-11-14 18:36:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2018-11-14 18:36:35,581 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:35,582 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:35,582 INFO L74 IsIncluded]: Start isIncluded. First operand 118 states. Second operand 120 states. [2018-11-14 18:36:35,582 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 120 states. [2018-11-14 18:36:35,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 18:36:35,586 INFO L93 Difference]: Finished difference Result 120 states and 124 transitions. [2018-11-14 18:36:35,586 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2018-11-14 18:36:35,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 18:36:35,587 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 18:36:35,587 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 18:36:35,587 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 18:36:35,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-11-14 18:36:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 122 transitions. [2018-11-14 18:36:35,591 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 122 transitions. Word has length 59 [2018-11-14 18:36:35,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 18:36:35,592 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 122 transitions. [2018-11-14 18:36:35,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-11-14 18:36:35,592 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 122 transitions. [2018-11-14 18:36:35,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-14 18:36:35,594 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 18:36:35,594 INFO L375 BasicCegarLoop]: trace histogram [47, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 18:36:35,595 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 18:36:35,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 18:36:35,595 INFO L82 PathProgramCache]: Analyzing trace with hash 455333078, now seen corresponding path program 5 times [2018-11-14 18:36:35,596 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 18:36:35,596 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 18:36:35,615 INFO L101 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2018-11-14 18:36:38,667 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2018-11-14 18:36:38,668 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-14 18:36:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 18:36:38,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 18:36:40,442 INFO L256 TraceCheckUtils]: 0: Hoare triple {3381#true} call ULTIMATE.init(); {3381#true} is VALID [2018-11-14 18:36:40,443 INFO L273 TraceCheckUtils]: 1: Hoare triple {3381#true} assume true; {3381#true} is VALID [2018-11-14 18:36:40,443 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {3381#true} {3381#true} #62#return; {3381#true} is VALID [2018-11-14 18:36:40,443 INFO L256 TraceCheckUtils]: 3: Hoare triple {3381#true} call #t~ret3 := main(); {3381#true} is VALID [2018-11-14 18:36:40,443 INFO L273 TraceCheckUtils]: 4: Hoare triple {3381#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {3381#true} is VALID [2018-11-14 18:36:40,443 INFO L273 TraceCheckUtils]: 5: Hoare triple {3381#true} assume true; {3381#true} is VALID [2018-11-14 18:36:40,443 INFO L273 TraceCheckUtils]: 6: Hoare triple {3381#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {3381#true} is VALID [2018-11-14 18:36:40,443 INFO L273 TraceCheckUtils]: 7: Hoare triple {3381#true} assume true; {3381#true} is VALID [2018-11-14 18:36:40,444 INFO L273 TraceCheckUtils]: 8: Hoare triple {3381#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {3410#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:40,444 INFO L273 TraceCheckUtils]: 9: Hoare triple {3410#(= main_~z~0 (_ bv0 32))} assume true; {3410#(= main_~z~0 (_ bv0 32))} is VALID [2018-11-14 18:36:40,445 INFO L273 TraceCheckUtils]: 10: Hoare triple {3410#(= main_~z~0 (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3417#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,445 INFO L273 TraceCheckUtils]: 11: Hoare triple {3417#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume true; {3417#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,452 INFO L273 TraceCheckUtils]: 12: Hoare triple {3417#(= (bvadd main_~z~0 (_ bv4294967295 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3424#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,453 INFO L273 TraceCheckUtils]: 13: Hoare triple {3424#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume true; {3424#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,454 INFO L273 TraceCheckUtils]: 14: Hoare triple {3424#(= (bvadd main_~z~0 (_ bv4294967294 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3431#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,454 INFO L273 TraceCheckUtils]: 15: Hoare triple {3431#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume true; {3431#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,455 INFO L273 TraceCheckUtils]: 16: Hoare triple {3431#(= (bvadd main_~z~0 (_ bv4294967293 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3438#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,455 INFO L273 TraceCheckUtils]: 17: Hoare triple {3438#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume true; {3438#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,456 INFO L273 TraceCheckUtils]: 18: Hoare triple {3438#(= (bvadd main_~z~0 (_ bv4294967292 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3445#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,456 INFO L273 TraceCheckUtils]: 19: Hoare triple {3445#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} assume true; {3445#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,456 INFO L273 TraceCheckUtils]: 20: Hoare triple {3445#(= (bvadd main_~z~0 (_ bv4294967291 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3452#(= (_ bv6 32) main_~z~0)} is VALID [2018-11-14 18:36:40,457 INFO L273 TraceCheckUtils]: 21: Hoare triple {3452#(= (_ bv6 32) main_~z~0)} assume true; {3452#(= (_ bv6 32) main_~z~0)} is VALID [2018-11-14 18:36:40,458 INFO L273 TraceCheckUtils]: 22: Hoare triple {3452#(= (_ bv6 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3459#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,458 INFO L273 TraceCheckUtils]: 23: Hoare triple {3459#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} assume true; {3459#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,459 INFO L273 TraceCheckUtils]: 24: Hoare triple {3459#(= (bvadd main_~z~0 (_ bv4294967289 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3466#(= (_ bv8 32) main_~z~0)} is VALID [2018-11-14 18:36:40,460 INFO L273 TraceCheckUtils]: 25: Hoare triple {3466#(= (_ bv8 32) main_~z~0)} assume true; {3466#(= (_ bv8 32) main_~z~0)} is VALID [2018-11-14 18:36:40,461 INFO L273 TraceCheckUtils]: 26: Hoare triple {3466#(= (_ bv8 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3473#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,461 INFO L273 TraceCheckUtils]: 27: Hoare triple {3473#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} assume true; {3473#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,462 INFO L273 TraceCheckUtils]: 28: Hoare triple {3473#(= (bvadd main_~z~0 (_ bv4294967287 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3480#(= (_ bv10 32) main_~z~0)} is VALID [2018-11-14 18:36:40,463 INFO L273 TraceCheckUtils]: 29: Hoare triple {3480#(= (_ bv10 32) main_~z~0)} assume true; {3480#(= (_ bv10 32) main_~z~0)} is VALID [2018-11-14 18:36:40,464 INFO L273 TraceCheckUtils]: 30: Hoare triple {3480#(= (_ bv10 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3487#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,464 INFO L273 TraceCheckUtils]: 31: Hoare triple {3487#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} assume true; {3487#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,465 INFO L273 TraceCheckUtils]: 32: Hoare triple {3487#(= (bvadd main_~z~0 (_ bv4294967285 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3494#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,466 INFO L273 TraceCheckUtils]: 33: Hoare triple {3494#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} assume true; {3494#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,467 INFO L273 TraceCheckUtils]: 34: Hoare triple {3494#(= (bvadd main_~z~0 (_ bv4294967284 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3501#(= (_ bv13 32) main_~z~0)} is VALID [2018-11-14 18:36:40,468 INFO L273 TraceCheckUtils]: 35: Hoare triple {3501#(= (_ bv13 32) main_~z~0)} assume true; {3501#(= (_ bv13 32) main_~z~0)} is VALID [2018-11-14 18:36:40,468 INFO L273 TraceCheckUtils]: 36: Hoare triple {3501#(= (_ bv13 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3508#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,469 INFO L273 TraceCheckUtils]: 37: Hoare triple {3508#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} assume true; {3508#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,470 INFO L273 TraceCheckUtils]: 38: Hoare triple {3508#(= (bvadd main_~z~0 (_ bv4294967282 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3515#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,471 INFO L273 TraceCheckUtils]: 39: Hoare triple {3515#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} assume true; {3515#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,472 INFO L273 TraceCheckUtils]: 40: Hoare triple {3515#(= (bvadd main_~z~0 (_ bv4294967281 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3522#(= (_ bv16 32) main_~z~0)} is VALID [2018-11-14 18:36:40,472 INFO L273 TraceCheckUtils]: 41: Hoare triple {3522#(= (_ bv16 32) main_~z~0)} assume true; {3522#(= (_ bv16 32) main_~z~0)} is VALID [2018-11-14 18:36:40,473 INFO L273 TraceCheckUtils]: 42: Hoare triple {3522#(= (_ bv16 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3529#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,474 INFO L273 TraceCheckUtils]: 43: Hoare triple {3529#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} assume true; {3529#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,475 INFO L273 TraceCheckUtils]: 44: Hoare triple {3529#(= (bvadd main_~z~0 (_ bv4294967279 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3536#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,475 INFO L273 TraceCheckUtils]: 45: Hoare triple {3536#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} assume true; {3536#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,476 INFO L273 TraceCheckUtils]: 46: Hoare triple {3536#(= (bvadd main_~z~0 (_ bv4294967278 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3543#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,477 INFO L273 TraceCheckUtils]: 47: Hoare triple {3543#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} assume true; {3543#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,478 INFO L273 TraceCheckUtils]: 48: Hoare triple {3543#(= (bvadd main_~z~0 (_ bv4294967277 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3550#(= (_ bv20 32) main_~z~0)} is VALID [2018-11-14 18:36:40,478 INFO L273 TraceCheckUtils]: 49: Hoare triple {3550#(= (_ bv20 32) main_~z~0)} assume true; {3550#(= (_ bv20 32) main_~z~0)} is VALID [2018-11-14 18:36:40,479 INFO L273 TraceCheckUtils]: 50: Hoare triple {3550#(= (_ bv20 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3557#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,480 INFO L273 TraceCheckUtils]: 51: Hoare triple {3557#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} assume true; {3557#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,481 INFO L273 TraceCheckUtils]: 52: Hoare triple {3557#(= (bvadd main_~z~0 (_ bv4294967275 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3564#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,481 INFO L273 TraceCheckUtils]: 53: Hoare triple {3564#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} assume true; {3564#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,482 INFO L273 TraceCheckUtils]: 54: Hoare triple {3564#(= (bvadd main_~z~0 (_ bv4294967274 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3571#(= (bvadd main_~z~0 (_ bv4294967273 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,483 INFO L273 TraceCheckUtils]: 55: Hoare triple {3571#(= (bvadd main_~z~0 (_ bv4294967273 32)) (_ bv0 32))} assume true; {3571#(= (bvadd main_~z~0 (_ bv4294967273 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,484 INFO L273 TraceCheckUtils]: 56: Hoare triple {3571#(= (bvadd main_~z~0 (_ bv4294967273 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3578#(= (bvadd main_~z~0 (_ bv4294967272 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,485 INFO L273 TraceCheckUtils]: 57: Hoare triple {3578#(= (bvadd main_~z~0 (_ bv4294967272 32)) (_ bv0 32))} assume true; {3578#(= (bvadd main_~z~0 (_ bv4294967272 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,486 INFO L273 TraceCheckUtils]: 58: Hoare triple {3578#(= (bvadd main_~z~0 (_ bv4294967272 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3585#(= (_ bv25 32) main_~z~0)} is VALID [2018-11-14 18:36:40,486 INFO L273 TraceCheckUtils]: 59: Hoare triple {3585#(= (_ bv25 32) main_~z~0)} assume true; {3585#(= (_ bv25 32) main_~z~0)} is VALID [2018-11-14 18:36:40,487 INFO L273 TraceCheckUtils]: 60: Hoare triple {3585#(= (_ bv25 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3592#(= (bvadd main_~z~0 (_ bv4294967270 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,488 INFO L273 TraceCheckUtils]: 61: Hoare triple {3592#(= (bvadd main_~z~0 (_ bv4294967270 32)) (_ bv0 32))} assume true; {3592#(= (bvadd main_~z~0 (_ bv4294967270 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,494 INFO L273 TraceCheckUtils]: 62: Hoare triple {3592#(= (bvadd main_~z~0 (_ bv4294967270 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3599#(= (bvadd main_~z~0 (_ bv4294967269 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,495 INFO L273 TraceCheckUtils]: 63: Hoare triple {3599#(= (bvadd main_~z~0 (_ bv4294967269 32)) (_ bv0 32))} assume true; {3599#(= (bvadd main_~z~0 (_ bv4294967269 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,496 INFO L273 TraceCheckUtils]: 64: Hoare triple {3599#(= (bvadd main_~z~0 (_ bv4294967269 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3606#(= (_ bv28 32) main_~z~0)} is VALID [2018-11-14 18:36:40,496 INFO L273 TraceCheckUtils]: 65: Hoare triple {3606#(= (_ bv28 32) main_~z~0)} assume true; {3606#(= (_ bv28 32) main_~z~0)} is VALID [2018-11-14 18:36:40,500 INFO L273 TraceCheckUtils]: 66: Hoare triple {3606#(= (_ bv28 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3613#(= (bvadd main_~z~0 (_ bv4294967267 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,503 INFO L273 TraceCheckUtils]: 67: Hoare triple {3613#(= (bvadd main_~z~0 (_ bv4294967267 32)) (_ bv0 32))} assume true; {3613#(= (bvadd main_~z~0 (_ bv4294967267 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,505 INFO L273 TraceCheckUtils]: 68: Hoare triple {3613#(= (bvadd main_~z~0 (_ bv4294967267 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3620#(= (_ bv30 32) main_~z~0)} is VALID [2018-11-14 18:36:40,506 INFO L273 TraceCheckUtils]: 69: Hoare triple {3620#(= (_ bv30 32) main_~z~0)} assume true; {3620#(= (_ bv30 32) main_~z~0)} is VALID [2018-11-14 18:36:40,506 INFO L273 TraceCheckUtils]: 70: Hoare triple {3620#(= (_ bv30 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3627#(= (bvadd main_~z~0 (_ bv4294967265 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,507 INFO L273 TraceCheckUtils]: 71: Hoare triple {3627#(= (bvadd main_~z~0 (_ bv4294967265 32)) (_ bv0 32))} assume true; {3627#(= (bvadd main_~z~0 (_ bv4294967265 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,507 INFO L273 TraceCheckUtils]: 72: Hoare triple {3627#(= (bvadd main_~z~0 (_ bv4294967265 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3634#(= (bvadd main_~z~0 (_ bv4294967264 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,508 INFO L273 TraceCheckUtils]: 73: Hoare triple {3634#(= (bvadd main_~z~0 (_ bv4294967264 32)) (_ bv0 32))} assume true; {3634#(= (bvadd main_~z~0 (_ bv4294967264 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,527 INFO L273 TraceCheckUtils]: 74: Hoare triple {3634#(= (bvadd main_~z~0 (_ bv4294967264 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3641#(= (bvadd main_~z~0 (_ bv4294967263 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,542 INFO L273 TraceCheckUtils]: 75: Hoare triple {3641#(= (bvadd main_~z~0 (_ bv4294967263 32)) (_ bv0 32))} assume true; {3641#(= (bvadd main_~z~0 (_ bv4294967263 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,558 INFO L273 TraceCheckUtils]: 76: Hoare triple {3641#(= (bvadd main_~z~0 (_ bv4294967263 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3648#(= (_ bv34 32) main_~z~0)} is VALID [2018-11-14 18:36:40,558 INFO L273 TraceCheckUtils]: 77: Hoare triple {3648#(= (_ bv34 32) main_~z~0)} assume true; {3648#(= (_ bv34 32) main_~z~0)} is VALID [2018-11-14 18:36:40,563 INFO L273 TraceCheckUtils]: 78: Hoare triple {3648#(= (_ bv34 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3655#(= (bvadd main_~z~0 (_ bv4294967261 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,563 INFO L273 TraceCheckUtils]: 79: Hoare triple {3655#(= (bvadd main_~z~0 (_ bv4294967261 32)) (_ bv0 32))} assume true; {3655#(= (bvadd main_~z~0 (_ bv4294967261 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,564 INFO L273 TraceCheckUtils]: 80: Hoare triple {3655#(= (bvadd main_~z~0 (_ bv4294967261 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3662#(= (bvadd main_~z~0 (_ bv4294967260 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,564 INFO L273 TraceCheckUtils]: 81: Hoare triple {3662#(= (bvadd main_~z~0 (_ bv4294967260 32)) (_ bv0 32))} assume true; {3662#(= (bvadd main_~z~0 (_ bv4294967260 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,565 INFO L273 TraceCheckUtils]: 82: Hoare triple {3662#(= (bvadd main_~z~0 (_ bv4294967260 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3669#(= (bvadd main_~z~0 (_ bv4294967259 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,565 INFO L273 TraceCheckUtils]: 83: Hoare triple {3669#(= (bvadd main_~z~0 (_ bv4294967259 32)) (_ bv0 32))} assume true; {3669#(= (bvadd main_~z~0 (_ bv4294967259 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,566 INFO L273 TraceCheckUtils]: 84: Hoare triple {3669#(= (bvadd main_~z~0 (_ bv4294967259 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3676#(= (_ bv38 32) main_~z~0)} is VALID [2018-11-14 18:36:40,566 INFO L273 TraceCheckUtils]: 85: Hoare triple {3676#(= (_ bv38 32) main_~z~0)} assume true; {3676#(= (_ bv38 32) main_~z~0)} is VALID [2018-11-14 18:36:40,567 INFO L273 TraceCheckUtils]: 86: Hoare triple {3676#(= (_ bv38 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3683#(= (bvadd main_~z~0 (_ bv4294967257 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,568 INFO L273 TraceCheckUtils]: 87: Hoare triple {3683#(= (bvadd main_~z~0 (_ bv4294967257 32)) (_ bv0 32))} assume true; {3683#(= (bvadd main_~z~0 (_ bv4294967257 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,568 INFO L273 TraceCheckUtils]: 88: Hoare triple {3683#(= (bvadd main_~z~0 (_ bv4294967257 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3690#(= (bvadd main_~z~0 (_ bv4294967256 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,569 INFO L273 TraceCheckUtils]: 89: Hoare triple {3690#(= (bvadd main_~z~0 (_ bv4294967256 32)) (_ bv0 32))} assume true; {3690#(= (bvadd main_~z~0 (_ bv4294967256 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,570 INFO L273 TraceCheckUtils]: 90: Hoare triple {3690#(= (bvadd main_~z~0 (_ bv4294967256 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3697#(= (_ bv41 32) main_~z~0)} is VALID [2018-11-14 18:36:40,571 INFO L273 TraceCheckUtils]: 91: Hoare triple {3697#(= (_ bv41 32) main_~z~0)} assume true; {3697#(= (_ bv41 32) main_~z~0)} is VALID [2018-11-14 18:36:40,572 INFO L273 TraceCheckUtils]: 92: Hoare triple {3697#(= (_ bv41 32) main_~z~0)} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3704#(= (bvadd main_~z~0 (_ bv4294967254 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,572 INFO L273 TraceCheckUtils]: 93: Hoare triple {3704#(= (bvadd main_~z~0 (_ bv4294967254 32)) (_ bv0 32))} assume true; {3704#(= (bvadd main_~z~0 (_ bv4294967254 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,573 INFO L273 TraceCheckUtils]: 94: Hoare triple {3704#(= (bvadd main_~z~0 (_ bv4294967254 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3711#(= (bvadd main_~z~0 (_ bv4294967253 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,574 INFO L273 TraceCheckUtils]: 95: Hoare triple {3711#(= (bvadd main_~z~0 (_ bv4294967253 32)) (_ bv0 32))} assume true; {3711#(= (bvadd main_~z~0 (_ bv4294967253 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,575 INFO L273 TraceCheckUtils]: 96: Hoare triple {3711#(= (bvadd main_~z~0 (_ bv4294967253 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3718#(= (bvadd main_~z~0 (_ bv4294967252 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,575 INFO L273 TraceCheckUtils]: 97: Hoare triple {3718#(= (bvadd main_~z~0 (_ bv4294967252 32)) (_ bv0 32))} assume true; {3718#(= (bvadd main_~z~0 (_ bv4294967252 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,576 INFO L273 TraceCheckUtils]: 98: Hoare triple {3718#(= (bvadd main_~z~0 (_ bv4294967252 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3725#(= (bvadd main_~z~0 (_ bv4294967251 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,577 INFO L273 TraceCheckUtils]: 99: Hoare triple {3725#(= (bvadd main_~z~0 (_ bv4294967251 32)) (_ bv0 32))} assume true; {3725#(= (bvadd main_~z~0 (_ bv4294967251 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,578 INFO L273 TraceCheckUtils]: 100: Hoare triple {3725#(= (bvadd main_~z~0 (_ bv4294967251 32)) (_ bv0 32))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3732#(= (bvadd main_~z~0 (_ bv4294967250 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,578 INFO L273 TraceCheckUtils]: 101: Hoare triple {3732#(= (bvadd main_~z~0 (_ bv4294967250 32)) (_ bv0 32))} assume true; {3732#(= (bvadd main_~z~0 (_ bv4294967250 32)) (_ bv0 32))} is VALID [2018-11-14 18:36:40,579 INFO L273 TraceCheckUtils]: 102: Hoare triple {3732#(= (bvadd main_~z~0 (_ bv4294967250 32)) (_ bv0 32))} assume !~bvult32(~z~0, 268435455bv32); {3382#false} is VALID [2018-11-14 18:36:40,579 INFO L256 TraceCheckUtils]: 103: Hoare triple {3382#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {3382#false} is VALID [2018-11-14 18:36:40,580 INFO L273 TraceCheckUtils]: 104: Hoare triple {3382#false} ~cond := #in~cond; {3382#false} is VALID [2018-11-14 18:36:40,580 INFO L273 TraceCheckUtils]: 105: Hoare triple {3382#false} assume ~cond == 0bv32; {3382#false} is VALID [2018-11-14 18:36:40,580 INFO L273 TraceCheckUtils]: 106: Hoare triple {3382#false} assume !false; {3382#false} is VALID [2018-11-14 18:36:40,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:40,594 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-14 18:36:51,258 INFO L273 TraceCheckUtils]: 106: Hoare triple {3382#false} assume !false; {3382#false} is VALID [2018-11-14 18:36:51,258 INFO L273 TraceCheckUtils]: 105: Hoare triple {3382#false} assume ~cond == 0bv32; {3382#false} is VALID [2018-11-14 18:36:51,259 INFO L273 TraceCheckUtils]: 104: Hoare triple {3382#false} ~cond := #in~cond; {3382#false} is VALID [2018-11-14 18:36:51,259 INFO L256 TraceCheckUtils]: 103: Hoare triple {3382#false} call __VERIFIER_assert((if ~bvurem32(~z~0, 4bv32) == 0bv32 then 1bv32 else 0bv32)); {3382#false} is VALID [2018-11-14 18:36:51,259 INFO L273 TraceCheckUtils]: 102: Hoare triple {3763#(bvult main_~z~0 (_ bv268435455 32))} assume !~bvult32(~z~0, 268435455bv32); {3382#false} is VALID [2018-11-14 18:36:51,260 INFO L273 TraceCheckUtils]: 101: Hoare triple {3763#(bvult main_~z~0 (_ bv268435455 32))} assume true; {3763#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:51,261 INFO L273 TraceCheckUtils]: 100: Hoare triple {3770#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3763#(bvult main_~z~0 (_ bv268435455 32))} is VALID [2018-11-14 18:36:51,262 INFO L273 TraceCheckUtils]: 99: Hoare triple {3770#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} assume true; {3770#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,264 INFO L273 TraceCheckUtils]: 98: Hoare triple {3777#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3770#(or (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32)) (not (bvult main_~z~0 (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,265 INFO L273 TraceCheckUtils]: 97: Hoare triple {3777#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} assume true; {3777#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,268 INFO L273 TraceCheckUtils]: 96: Hoare triple {3784#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3777#(or (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv1 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,268 INFO L273 TraceCheckUtils]: 95: Hoare triple {3784#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} assume true; {3784#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,271 INFO L273 TraceCheckUtils]: 94: Hoare triple {3791#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3784#(or (not (bvult (bvadd main_~z~0 (_ bv2 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,272 INFO L273 TraceCheckUtils]: 93: Hoare triple {3791#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} assume true; {3791#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,274 INFO L273 TraceCheckUtils]: 92: Hoare triple {3798#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3791#(or (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv3 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,282 INFO L273 TraceCheckUtils]: 91: Hoare triple {3798#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} assume true; {3798#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,285 INFO L273 TraceCheckUtils]: 90: Hoare triple {3805#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3798#(or (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv4 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,285 INFO L273 TraceCheckUtils]: 89: Hoare triple {3805#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} assume true; {3805#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,288 INFO L273 TraceCheckUtils]: 88: Hoare triple {3812#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3805#(or (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv5 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,288 INFO L273 TraceCheckUtils]: 87: Hoare triple {3812#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} assume true; {3812#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,291 INFO L273 TraceCheckUtils]: 86: Hoare triple {3819#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3812#(or (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv6 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,292 INFO L273 TraceCheckUtils]: 85: Hoare triple {3819#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} assume true; {3819#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,294 INFO L273 TraceCheckUtils]: 84: Hoare triple {3826#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3819#(or (not (bvult (bvadd main_~z~0 (_ bv7 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,295 INFO L273 TraceCheckUtils]: 83: Hoare triple {3826#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} assume true; {3826#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,298 INFO L273 TraceCheckUtils]: 82: Hoare triple {3833#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3826#(or (not (bvult (bvadd main_~z~0 (_ bv8 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,298 INFO L273 TraceCheckUtils]: 81: Hoare triple {3833#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} assume true; {3833#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,301 INFO L273 TraceCheckUtils]: 80: Hoare triple {3840#(or (not (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3833#(or (not (bvult (bvadd main_~z~0 (_ bv9 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,301 INFO L273 TraceCheckUtils]: 79: Hoare triple {3840#(or (not (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32)))} assume true; {3840#(or (not (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,304 INFO L273 TraceCheckUtils]: 78: Hoare triple {3847#(or (not (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3840#(or (not (bvult (bvadd main_~z~0 (_ bv10 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,305 INFO L273 TraceCheckUtils]: 77: Hoare triple {3847#(or (not (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32)))} assume true; {3847#(or (not (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,307 INFO L273 TraceCheckUtils]: 76: Hoare triple {3854#(or (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3847#(or (not (bvult (bvadd main_~z~0 (_ bv11 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,308 INFO L273 TraceCheckUtils]: 75: Hoare triple {3854#(or (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))))} assume true; {3854#(or (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,311 INFO L273 TraceCheckUtils]: 74: Hoare triple {3861#(or (not (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3854#(or (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv12 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,311 INFO L273 TraceCheckUtils]: 73: Hoare triple {3861#(or (not (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32)))} assume true; {3861#(or (not (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,314 INFO L273 TraceCheckUtils]: 72: Hoare triple {3868#(or (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3861#(or (not (bvult (bvadd main_~z~0 (_ bv13 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,314 INFO L273 TraceCheckUtils]: 71: Hoare triple {3868#(or (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))))} assume true; {3868#(or (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,317 INFO L273 TraceCheckUtils]: 70: Hoare triple {3875#(or (not (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3868#(or (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv14 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,318 INFO L273 TraceCheckUtils]: 69: Hoare triple {3875#(or (not (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32)))} assume true; {3875#(or (not (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,320 INFO L273 TraceCheckUtils]: 68: Hoare triple {3882#(or (not (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3875#(or (not (bvult (bvadd main_~z~0 (_ bv15 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,321 INFO L273 TraceCheckUtils]: 67: Hoare triple {3882#(or (not (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32)))} assume true; {3882#(or (not (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,324 INFO L273 TraceCheckUtils]: 66: Hoare triple {3889#(or (not (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3882#(or (not (bvult (bvadd main_~z~0 (_ bv16 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,325 INFO L273 TraceCheckUtils]: 65: Hoare triple {3889#(or (not (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32)))} assume true; {3889#(or (not (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,327 INFO L273 TraceCheckUtils]: 64: Hoare triple {3896#(or (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3889#(or (not (bvult (bvadd main_~z~0 (_ bv17 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,328 INFO L273 TraceCheckUtils]: 63: Hoare triple {3896#(or (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))))} assume true; {3896#(or (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,331 INFO L273 TraceCheckUtils]: 62: Hoare triple {3903#(or (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3896#(or (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv18 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,331 INFO L273 TraceCheckUtils]: 61: Hoare triple {3903#(or (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))))} assume true; {3903#(or (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,334 INFO L273 TraceCheckUtils]: 60: Hoare triple {3910#(or (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3903#(or (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv19 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,335 INFO L273 TraceCheckUtils]: 59: Hoare triple {3910#(or (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))))} assume true; {3910#(or (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,337 INFO L273 TraceCheckUtils]: 58: Hoare triple {3917#(or (not (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3910#(or (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv20 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,338 INFO L273 TraceCheckUtils]: 57: Hoare triple {3917#(or (not (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32)))} assume true; {3917#(or (not (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,341 INFO L273 TraceCheckUtils]: 56: Hoare triple {3924#(or (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3917#(or (not (bvult (bvadd main_~z~0 (_ bv21 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,342 INFO L273 TraceCheckUtils]: 55: Hoare triple {3924#(or (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))))} assume true; {3924#(or (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,345 INFO L273 TraceCheckUtils]: 54: Hoare triple {3931#(or (not (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3924#(or (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv22 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,346 INFO L273 TraceCheckUtils]: 53: Hoare triple {3931#(or (not (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32)))} assume true; {3931#(or (not (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,348 INFO L273 TraceCheckUtils]: 52: Hoare triple {3938#(or (not (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3931#(or (not (bvult (bvadd main_~z~0 (_ bv23 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,349 INFO L273 TraceCheckUtils]: 51: Hoare triple {3938#(or (not (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32)))} assume true; {3938#(or (not (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,351 INFO L273 TraceCheckUtils]: 50: Hoare triple {3945#(or (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3938#(or (not (bvult (bvadd main_~z~0 (_ bv24 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,352 INFO L273 TraceCheckUtils]: 49: Hoare triple {3945#(or (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32))))} assume true; {3945#(or (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,355 INFO L273 TraceCheckUtils]: 48: Hoare triple {3952#(or (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3945#(or (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv25 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,355 INFO L273 TraceCheckUtils]: 47: Hoare triple {3952#(or (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32))))} assume true; {3952#(or (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,358 INFO L273 TraceCheckUtils]: 46: Hoare triple {3959#(or (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3952#(or (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv26 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,358 INFO L273 TraceCheckUtils]: 45: Hoare triple {3959#(or (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32))))} assume true; {3959#(or (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,361 INFO L273 TraceCheckUtils]: 44: Hoare triple {3966#(or (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3959#(or (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv27 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,366 INFO L273 TraceCheckUtils]: 43: Hoare triple {3966#(or (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32))))} assume true; {3966#(or (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,369 INFO L273 TraceCheckUtils]: 42: Hoare triple {3973#(or (not (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3966#(or (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv28 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,369 INFO L273 TraceCheckUtils]: 41: Hoare triple {3973#(or (not (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32)))} assume true; {3973#(or (not (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,372 INFO L273 TraceCheckUtils]: 40: Hoare triple {3980#(or (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3973#(or (not (bvult (bvadd main_~z~0 (_ bv29 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,373 INFO L273 TraceCheckUtils]: 39: Hoare triple {3980#(or (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32))))} assume true; {3980#(or (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,375 INFO L273 TraceCheckUtils]: 38: Hoare triple {3987#(or (not (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3980#(or (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv30 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,376 INFO L273 TraceCheckUtils]: 37: Hoare triple {3987#(or (not (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32)))} assume true; {3987#(or (not (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,378 INFO L273 TraceCheckUtils]: 36: Hoare triple {3994#(or (not (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3987#(or (not (bvult (bvadd main_~z~0 (_ bv31 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,379 INFO L273 TraceCheckUtils]: 35: Hoare triple {3994#(or (not (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32)))} assume true; {3994#(or (not (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,381 INFO L273 TraceCheckUtils]: 34: Hoare triple {4001#(or (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3994#(or (not (bvult (bvadd main_~z~0 (_ bv32 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,382 INFO L273 TraceCheckUtils]: 33: Hoare triple {4001#(or (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32))))} assume true; {4001#(or (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,384 INFO L273 TraceCheckUtils]: 32: Hoare triple {4008#(or (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4001#(or (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv33 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,385 INFO L273 TraceCheckUtils]: 31: Hoare triple {4008#(or (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32))))} assume true; {4008#(or (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,388 INFO L273 TraceCheckUtils]: 30: Hoare triple {4015#(or (not (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4008#(or (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv34 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,388 INFO L273 TraceCheckUtils]: 29: Hoare triple {4015#(or (not (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32)))} assume true; {4015#(or (not (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,391 INFO L273 TraceCheckUtils]: 28: Hoare triple {4022#(or (not (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4015#(or (not (bvult (bvadd main_~z~0 (_ bv35 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,391 INFO L273 TraceCheckUtils]: 27: Hoare triple {4022#(or (not (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32)))} assume true; {4022#(or (not (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,394 INFO L273 TraceCheckUtils]: 26: Hoare triple {4029#(or (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4022#(or (not (bvult (bvadd main_~z~0 (_ bv36 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,395 INFO L273 TraceCheckUtils]: 25: Hoare triple {4029#(or (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32))))} assume true; {4029#(or (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,397 INFO L273 TraceCheckUtils]: 24: Hoare triple {4036#(or (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4029#(or (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv37 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,398 INFO L273 TraceCheckUtils]: 23: Hoare triple {4036#(or (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32))))} assume true; {4036#(or (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,401 INFO L273 TraceCheckUtils]: 22: Hoare triple {4043#(or (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4036#(or (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv38 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,401 INFO L273 TraceCheckUtils]: 21: Hoare triple {4043#(or (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32))))} assume true; {4043#(or (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,404 INFO L273 TraceCheckUtils]: 20: Hoare triple {4050#(or (not (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32)))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4043#(or (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv39 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,404 INFO L273 TraceCheckUtils]: 19: Hoare triple {4050#(or (not (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32)))} assume true; {4050#(or (not (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,421 INFO L273 TraceCheckUtils]: 18: Hoare triple {4057#(or (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4050#(or (not (bvult (bvadd main_~z~0 (_ bv40 32)) (_ bv268435455 32))) (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32)))} is VALID [2018-11-14 18:36:51,422 INFO L273 TraceCheckUtils]: 17: Hoare triple {4057#(or (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32))))} assume true; {4057#(or (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,424 INFO L273 TraceCheckUtils]: 16: Hoare triple {4064#(or (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4057#(or (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv41 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,425 INFO L273 TraceCheckUtils]: 15: Hoare triple {4064#(or (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32))))} assume true; {4064#(or (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,428 INFO L273 TraceCheckUtils]: 14: Hoare triple {4071#(or (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4064#(or (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv42 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,428 INFO L273 TraceCheckUtils]: 13: Hoare triple {4071#(or (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32))))} assume true; {4071#(or (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,431 INFO L273 TraceCheckUtils]: 12: Hoare triple {4078#(or (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4071#(or (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv43 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,432 INFO L273 TraceCheckUtils]: 11: Hoare triple {4078#(or (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32))))} assume true; {4078#(or (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,434 INFO L273 TraceCheckUtils]: 10: Hoare triple {4085#(or (bvult (bvadd main_~z~0 (_ bv46 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32))))} assume !!~bvult32(~z~0, 268435455bv32);#t~post0 := ~z~0;~z~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4078#(or (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv44 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,435 INFO L273 TraceCheckUtils]: 9: Hoare triple {4085#(or (bvult (bvadd main_~z~0 (_ bv46 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32))))} assume true; {4085#(or (bvult (bvadd main_~z~0 (_ bv46 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,435 INFO L273 TraceCheckUtils]: 8: Hoare triple {3381#true} assume !!~bvult32(~y~0, 268435455bv32);~z~0 := 0bv32; {4085#(or (bvult (bvadd main_~z~0 (_ bv46 32)) (_ bv268435455 32)) (not (bvult (bvadd main_~z~0 (_ bv45 32)) (_ bv268435455 32))))} is VALID [2018-11-14 18:36:51,436 INFO L273 TraceCheckUtils]: 7: Hoare triple {3381#true} assume true; {3381#true} is VALID [2018-11-14 18:36:51,436 INFO L273 TraceCheckUtils]: 6: Hoare triple {3381#true} assume !!~bvult32(~x~0, 268435455bv32);~y~0 := 0bv32; {3381#true} is VALID [2018-11-14 18:36:51,436 INFO L273 TraceCheckUtils]: 5: Hoare triple {3381#true} assume true; {3381#true} is VALID [2018-11-14 18:36:51,436 INFO L273 TraceCheckUtils]: 4: Hoare triple {3381#true} ~x~0 := 0bv32;~y~0 := 0bv32;~z~0 := 0bv32;~w~0 := 0bv32; {3381#true} is VALID [2018-11-14 18:36:51,436 INFO L256 TraceCheckUtils]: 3: Hoare triple {3381#true} call #t~ret3 := main(); {3381#true} is VALID [2018-11-14 18:36:51,436 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {3381#true} {3381#true} #62#return; {3381#true} is VALID [2018-11-14 18:36:51,436 INFO L273 TraceCheckUtils]: 1: Hoare triple {3381#true} assume true; {3381#true} is VALID [2018-11-14 18:36:51,437 INFO L256 TraceCheckUtils]: 0: Hoare triple {3381#true} call ULTIMATE.init(); {3381#true} is VALID [2018-11-14 18:36:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 18:36:51,471 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 18:36:51,472 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 96 [2018-11-14 18:36:51,473 INFO L78 Accepts]: Start accepts. Automaton has 96 states. Word has length 107 [2018-11-14 18:36:51,474 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 18:36:51,474 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 96 states. [2018-11-14 18:36:51,860 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 202 edges. 202 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 18:36:51,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 96 states [2018-11-14 18:36:51,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2018-11-14 18:36:51,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2398, Invalid=6722, Unknown=0, NotChecked=0, Total=9120 [2018-11-14 18:36:51,867 INFO L87 Difference]: Start difference. First operand 118 states and 122 transitions. Second operand 96 states. [2018-11-14 18:37:04,218 WARN L179 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 234 DAG size of output: 7 [2018-11-14 18:37:07,181 WARN L179 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 229 DAG size of output: 7 [2018-11-14 18:37:10,093 WARN L179 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 224 DAG size of output: 7 [2018-11-14 18:37:13,209 WARN L179 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 219 DAG size of output: 7 [2018-11-14 18:37:16,139 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 214 DAG size of output: 7 [2018-11-14 18:37:18,820 WARN L179 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 7 [2018-11-14 18:37:21,392 WARN L179 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 7 [2018-11-14 18:37:23,872 WARN L179 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 7 [2018-11-14 18:37:26,438 WARN L179 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 7 [2018-11-14 18:37:28,950 WARN L179 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 7 [2018-11-14 18:37:31,420 WARN L179 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 7 [2018-11-14 18:37:33,872 WARN L179 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 7 [2018-11-14 18:37:36,361 WARN L179 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 7 [2018-11-14 18:37:38,736 WARN L179 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 7 [2018-11-14 18:37:41,102 WARN L179 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 7 [2018-11-14 18:37:43,326 WARN L179 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 7 [2018-11-14 18:37:45,592 WARN L179 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2018-11-14 18:37:47,803 WARN L179 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 7