/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/divbin_valuebound2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-fb4f59a-m [2022-04-27 18:11:28,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-27 18:11:28,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-27 18:11:28,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-27 18:11:28,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-27 18:11:28,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-27 18:11:28,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-27 18:11:28,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-27 18:11:28,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-27 18:11:28,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-27 18:11:28,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-27 18:11:28,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-27 18:11:28,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-27 18:11:29,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-27 18:11:29,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-27 18:11:29,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-27 18:11:29,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-27 18:11:29,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-27 18:11:29,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-27 18:11:29,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-27 18:11:29,015 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-27 18:11:29,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-27 18:11:29,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-27 18:11:29,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-27 18:11:29,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-27 18:11:29,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-27 18:11:29,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-27 18:11:29,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-27 18:11:29,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-27 18:11:29,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-27 18:11:29,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-27 18:11:29,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-27 18:11:29,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-27 18:11:29,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-27 18:11:29,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-27 18:11:29,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-27 18:11:29,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-27 18:11:29,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-27 18:11:29,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-27 18:11:29,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-27 18:11:29,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-27 18:11:29,055 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-27 18:11:29,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-27 18:11:29,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-27 18:11:29,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-27 18:11:29,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-27 18:11:29,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-27 18:11:29,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-27 18:11:29,057 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-27 18:11:29,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-27 18:11:29,057 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-27 18:11:29,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-27 18:11:29,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-27 18:11:29,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-27 18:11:29,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-27 18:11:29,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-27 18:11:29,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-27 18:11:29,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-27 18:11:29,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-27 18:11:29,059 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-27 18:11:29,059 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-27 18:11:29,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-27 18:11:29,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-27 18:11:29,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-27 18:11:29,343 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-27 18:11:29,344 INFO L275 PluginConnector]: CDTParser initialized [2022-04-27 18:11:29,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/divbin_valuebound2.i [2022-04-27 18:11:29,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ff24dfc/2e2ecd6c597a41dda1d0b3984a16fb89/FLAG352983266 [2022-04-27 18:11:29,842 INFO L306 CDTParser]: Found 1 translation units. [2022-04-27 18:11:29,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/divbin_valuebound2.i [2022-04-27 18:11:29,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ff24dfc/2e2ecd6c597a41dda1d0b3984a16fb89/FLAG352983266 [2022-04-27 18:11:30,236 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93ff24dfc/2e2ecd6c597a41dda1d0b3984a16fb89 [2022-04-27 18:11:30,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-27 18:11:30,240 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-27 18:11:30,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-27 18:11:30,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-27 18:11:30,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-27 18:11:30,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d871c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30, skipping insertion in model container [2022-04-27 18:11:30,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-27 18:11:30,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-27 18:11:30,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/divbin_valuebound2.i[950,963] [2022-04-27 18:11:30,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-27 18:11:30,532 INFO L203 MainTranslator]: Completed pre-run [2022-04-27 18:11:30,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/divbin_valuebound2.i[950,963] [2022-04-27 18:11:30,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-27 18:11:30,590 INFO L208 MainTranslator]: Completed translation [2022-04-27 18:11:30,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30 WrapperNode [2022-04-27 18:11:30,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-27 18:11:30,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-27 18:11:30,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-27 18:11:30,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-27 18:11:30,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-27 18:11:30,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-27 18:11:30,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-27 18:11:30,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-27 18:11:30,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (1/1) ... [2022-04-27 18:11:30,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-27 18:11:30,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 18:11:30,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-27 18:11:30,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-27 18:11:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-27 18:11:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-27 18:11:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-27 18:11:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-27 18:11:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-27 18:11:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-27 18:11:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-27 18:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-27 18:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2022-04-27 18:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2022-04-27 18:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-27 18:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-27 18:11:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2022-04-27 18:11:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-27 18:11:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-27 18:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-27 18:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-27 18:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-27 18:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-27 18:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-27 18:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-27 18:11:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-27 18:11:30,820 INFO L234 CfgBuilder]: Building ICFG [2022-04-27 18:11:30,822 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-27 18:11:31,036 INFO L275 CfgBuilder]: Performing block encoding [2022-04-27 18:11:31,042 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-27 18:11:31,043 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-04-27 18:11:31,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 06:11:31 BoogieIcfgContainer [2022-04-27 18:11:31,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-27 18:11:31,045 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-27 18:11:31,045 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-27 18:11:31,046 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-27 18:11:31,049 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 06:11:31" (1/1) ... [2022-04-27 18:11:31,051 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-27 18:11:31,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 27.04 06:11:31 BasicIcfg [2022-04-27 18:11:31,102 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-27 18:11:31,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-27 18:11:31,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-27 18:11:31,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-27 18:11:31,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.04 06:11:30" (1/4) ... [2022-04-27 18:11:31,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220f0956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.04 06:11:31, skipping insertion in model container [2022-04-27 18:11:31,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 06:11:30" (2/4) ... [2022-04-27 18:11:31,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220f0956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.04 06:11:31, skipping insertion in model container [2022-04-27 18:11:31,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 06:11:31" (3/4) ... [2022-04-27 18:11:31,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220f0956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.04 06:11:31, skipping insertion in model container [2022-04-27 18:11:31,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 27.04 06:11:31" (4/4) ... [2022-04-27 18:11:31,112 INFO L111 eAbstractionObserver]: Analyzing ICFG divbin_valuebound2.iJordan [2022-04-27 18:11:31,129 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-04-27 18:11:31,130 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-27 18:11:31,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-27 18:11:31,194 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2557d9fe, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7200bf26 [2022-04-27 18:11:31,195 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-27 18:11:31,207 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 20 states have (on average 1.5) internal successors, (30), 21 states have internal predecessors, (30), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-27 18:11:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-04-27 18:11:31,215 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 18:11:31,216 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 18:11:31,217 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 18:11:31,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 18:11:31,225 INFO L85 PathProgramCache]: Analyzing trace with hash -402483300, now seen corresponding path program 1 times [2022-04-27 18:11:31,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 18:11:31,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905036089] [2022-04-27 18:11:31,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:31,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 18:11:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:31,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-27 18:11:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:31,469 INFO L290 TraceCheckUtils]: 0: Hoare triple {58#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {37#true} is VALID [2022-04-27 18:11:31,470 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-27 18:11:31,470 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {37#true} {37#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-27 18:11:31,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-27 18:11:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:31,484 INFO L290 TraceCheckUtils]: 0: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,486 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,486 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,487 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#false} {37#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-27 18:11:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:31,494 INFO L290 TraceCheckUtils]: 0: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,496 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,496 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,497 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#false} {38#false} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-27 18:11:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:31,509 INFO L290 TraceCheckUtils]: 0: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,510 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,510 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,511 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#false} {38#false} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-04-27 18:11:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:31,527 INFO L290 TraceCheckUtils]: 0: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,528 INFO L290 TraceCheckUtils]: 1: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,529 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,530 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#false} {38#false} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,534 INFO L272 TraceCheckUtils]: 0: Hoare triple {37#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {58#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-27 18:11:31,535 INFO L290 TraceCheckUtils]: 1: Hoare triple {58#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {37#true} is VALID [2022-04-27 18:11:31,535 INFO L290 TraceCheckUtils]: 2: Hoare triple {37#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-27 18:11:31,536 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37#true} {37#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-27 18:11:31,536 INFO L272 TraceCheckUtils]: 4: Hoare triple {37#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {37#true} is VALID [2022-04-27 18:11:31,536 INFO L290 TraceCheckUtils]: 5: Hoare triple {37#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {37#true} is VALID [2022-04-27 18:11:31,536 INFO L272 TraceCheckUtils]: 6: Hoare triple {37#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {37#true} is VALID [2022-04-27 18:11:31,537 INFO L290 TraceCheckUtils]: 7: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,544 INFO L290 TraceCheckUtils]: 8: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,545 INFO L290 TraceCheckUtils]: 9: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,545 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {38#false} {37#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,546 INFO L290 TraceCheckUtils]: 11: Hoare triple {38#false} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {38#false} is VALID [2022-04-27 18:11:31,546 INFO L272 TraceCheckUtils]: 12: Hoare triple {38#false} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {37#true} is VALID [2022-04-27 18:11:31,546 INFO L290 TraceCheckUtils]: 13: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,548 INFO L290 TraceCheckUtils]: 14: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,549 INFO L290 TraceCheckUtils]: 15: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,549 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {38#false} {38#false} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,549 INFO L272 TraceCheckUtils]: 17: Hoare triple {38#false} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {37#true} is VALID [2022-04-27 18:11:31,550 INFO L290 TraceCheckUtils]: 18: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,552 INFO L290 TraceCheckUtils]: 19: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,553 INFO L290 TraceCheckUtils]: 20: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,553 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {38#false} {38#false} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,554 INFO L272 TraceCheckUtils]: 22: Hoare triple {38#false} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {37#true} is VALID [2022-04-27 18:11:31,554 INFO L290 TraceCheckUtils]: 23: Hoare triple {37#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {37#true} is VALID [2022-04-27 18:11:31,556 INFO L290 TraceCheckUtils]: 24: Hoare triple {37#true} [107] L16-->L16-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,557 INFO L290 TraceCheckUtils]: 25: Hoare triple {38#false} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,557 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {38#false} {38#false} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {38#false} is VALID [2022-04-27 18:11:31,557 INFO L290 TraceCheckUtils]: 27: Hoare triple {38#false} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {38#false} is VALID [2022-04-27 18:11:31,557 INFO L290 TraceCheckUtils]: 28: Hoare triple {38#false} [113] L37-2-->L46-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,558 INFO L290 TraceCheckUtils]: 29: Hoare triple {38#false} [116] L46-2-->L41-1: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,558 INFO L272 TraceCheckUtils]: 30: Hoare triple {38#false} [121] L41-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (mod (+ v_main_~r~0_11 (* v_main_~q~0_10 v_main_~b~0_14)) 4294967296) (mod v_main_~A~0_10 4294967296)) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~q~0=v_main_~q~0_10, main_~A~0=v_main_~A~0_10, main_~b~0=v_main_~b~0_14, main_~r~0=v_main_~r~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {38#false} is VALID [2022-04-27 18:11:31,558 INFO L290 TraceCheckUtils]: 31: Hoare triple {38#false} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {38#false} is VALID [2022-04-27 18:11:31,559 INFO L290 TraceCheckUtils]: 32: Hoare triple {38#false} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,559 INFO L290 TraceCheckUtils]: 33: Hoare triple {38#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#false} is VALID [2022-04-27 18:11:31,560 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-27 18:11:31,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-27 18:11:31,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905036089] [2022-04-27 18:11:31,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905036089] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-27 18:11:31,561 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-27 18:11:31,561 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-27 18:11:31,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295533394] [2022-04-27 18:11:31,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-27 18:11:31,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 34 [2022-04-27 18:11:31,573 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-27 18:11:31,576 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-27 18:11:31,618 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:31,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-27 18:11:31,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-27 18:11:31,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-27 18:11:31,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-27 18:11:31,650 INFO L87 Difference]: Start difference. First operand has 34 states, 20 states have (on average 1.5) internal successors, (30), 21 states have internal predecessors, (30), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-27 18:11:31,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:31,764 INFO L93 Difference]: Finished difference Result 34 states and 40 transitions. [2022-04-27 18:11:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-27 18:11:31,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 34 [2022-04-27 18:11:31,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-27 18:11:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-27 18:11:31,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 46 transitions. [2022-04-27 18:11:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-27 18:11:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 46 transitions. [2022-04-27 18:11:31,782 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 46 transitions. [2022-04-27 18:11:31,883 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:31,892 INFO L225 Difference]: With dead ends: 34 [2022-04-27 18:11:31,892 INFO L226 Difference]: Without dead ends: 29 [2022-04-27 18:11:31,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-27 18:11:31,898 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 21 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-27 18:11:31,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 37 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-27 18:11:31,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-04-27 18:11:31,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-04-27 18:11:31,942 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-27 18:11:31,943 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-27 18:11:31,944 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-27 18:11:31,944 INFO L87 Difference]: Start difference. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-27 18:11:31,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:31,961 INFO L93 Difference]: Finished difference Result 29 states and 35 transitions. [2022-04-27 18:11:31,961 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-04-27 18:11:31,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:31,962 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:31,963 INFO L74 IsIncluded]: Start isIncluded. First operand has 29 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 29 states. [2022-04-27 18:11:31,963 INFO L87 Difference]: Start difference. First operand has 29 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 29 states. [2022-04-27 18:11:31,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:31,970 INFO L93 Difference]: Finished difference Result 29 states and 35 transitions. [2022-04-27 18:11:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-04-27 18:11:31,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:31,996 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:31,996 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-27 18:11:31,996 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-27 18:11:31,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-27 18:11:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2022-04-27 18:11:32,003 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 34 [2022-04-27 18:11:32,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-27 18:11:32,004 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2022-04-27 18:11:32,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-27 18:11:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-04-27 18:11:32,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-04-27 18:11:32,019 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 18:11:32,019 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 18:11:32,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-27 18:11:32,020 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 18:11:32,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 18:11:32,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1131459816, now seen corresponding path program 1 times [2022-04-27 18:11:32,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 18:11:32,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206407191] [2022-04-27 18:11:32,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:32,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 18:11:32,068 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-27 18:11:32,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [127769334] [2022-04-27 18:11:32,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:32,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:32,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 18:11:32,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-27 18:11:32,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-27 18:11:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:32,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2022-04-27 18:11:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:32,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-27 18:11:33,436 INFO L272 TraceCheckUtils]: 0: Hoare triple {182#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,437 INFO L290 TraceCheckUtils]: 1: Hoare triple {182#true} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {182#true} is VALID [2022-04-27 18:11:33,439 INFO L290 TraceCheckUtils]: 2: Hoare triple {182#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,440 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {182#true} {182#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,440 INFO L272 TraceCheckUtils]: 4: Hoare triple {182#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,440 INFO L290 TraceCheckUtils]: 5: Hoare triple {182#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {182#true} is VALID [2022-04-27 18:11:33,440 INFO L272 TraceCheckUtils]: 6: Hoare triple {182#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,441 INFO L290 TraceCheckUtils]: 7: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {182#true} is VALID [2022-04-27 18:11:33,441 INFO L290 TraceCheckUtils]: 8: Hoare triple {182#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,441 INFO L290 TraceCheckUtils]: 9: Hoare triple {182#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,441 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {182#true} {182#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,441 INFO L290 TraceCheckUtils]: 11: Hoare triple {182#true} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {182#true} is VALID [2022-04-27 18:11:33,442 INFO L272 TraceCheckUtils]: 12: Hoare triple {182#true} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,443 INFO L290 TraceCheckUtils]: 13: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {226#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-27 18:11:33,443 INFO L290 TraceCheckUtils]: 14: Hoare triple {226#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {230#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-27 18:11:33,445 INFO L290 TraceCheckUtils]: 15: Hoare triple {230#(not (= |assume_abort_if_not_#in~cond| 0))} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {230#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-27 18:11:33,446 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {230#(not (= |assume_abort_if_not_#in~cond| 0))} {182#true} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {237#(<= (mod main_~B~0 4294967296) 2)} is VALID [2022-04-27 18:11:33,446 INFO L272 TraceCheckUtils]: 17: Hoare triple {237#(<= (mod main_~B~0 4294967296) 2)} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,446 INFO L290 TraceCheckUtils]: 18: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {182#true} is VALID [2022-04-27 18:11:33,450 INFO L290 TraceCheckUtils]: 19: Hoare triple {182#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,451 INFO L290 TraceCheckUtils]: 20: Hoare triple {182#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,452 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {182#true} {237#(<= (mod main_~B~0 4294967296) 2)} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {237#(<= (mod main_~B~0 4294967296) 2)} is VALID [2022-04-27 18:11:33,453 INFO L272 TraceCheckUtils]: 22: Hoare triple {237#(<= (mod main_~B~0 4294967296) 2)} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,453 INFO L290 TraceCheckUtils]: 23: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {182#true} is VALID [2022-04-27 18:11:33,453 INFO L290 TraceCheckUtils]: 24: Hoare triple {182#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,453 INFO L290 TraceCheckUtils]: 25: Hoare triple {182#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,454 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {182#true} {237#(<= (mod main_~B~0 4294967296) 2)} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {237#(<= (mod main_~B~0 4294967296) 2)} is VALID [2022-04-27 18:11:33,455 INFO L290 TraceCheckUtils]: 27: Hoare triple {237#(<= (mod main_~B~0 4294967296) 2)} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {271#(and (<= (mod main_~b~0 4294967296) 2) (= main_~A~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-27 18:11:33,456 INFO L290 TraceCheckUtils]: 28: Hoare triple {271#(and (<= (mod main_~b~0 4294967296) 2) (= main_~A~0 main_~r~0) (= main_~q~0 0))} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {271#(and (<= (mod main_~b~0 4294967296) 2) (= main_~A~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-27 18:11:33,457 INFO L290 TraceCheckUtils]: 29: Hoare triple {271#(and (<= (mod main_~b~0 4294967296) 2) (= main_~A~0 main_~r~0) (= main_~q~0 0))} [119] L38-->L46-2: Formula: (not (<= (mod v_main_~b~0_1 4294967296) (mod v_main_~r~0_1 4294967296))) InVars {main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} OutVars{main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} AuxVars[] AssignedVars[] {278#(and (<= (mod main_~b~0 4294967296) 2) (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (= main_~A~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-27 18:11:33,458 INFO L290 TraceCheckUtils]: 30: Hoare triple {278#(and (<= (mod main_~b~0 4294967296) 2) (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (= main_~A~0 main_~r~0) (= main_~q~0 0))} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {278#(and (<= (mod main_~b~0 4294967296) 2) (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (= main_~A~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-27 18:11:33,459 INFO L272 TraceCheckUtils]: 31: Hoare triple {278#(and (<= (mod main_~b~0 4294967296) 2) (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (= main_~A~0 main_~r~0) (= main_~q~0 0))} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {285#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-27 18:11:33,461 INFO L290 TraceCheckUtils]: 32: Hoare triple {285#(<= 1 |__VERIFIER_assert_#in~cond|)} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {289#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-27 18:11:33,462 INFO L290 TraceCheckUtils]: 33: Hoare triple {289#(<= 1 __VERIFIER_assert_~cond)} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {183#false} is VALID [2022-04-27 18:11:33,462 INFO L290 TraceCheckUtils]: 34: Hoare triple {183#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {183#false} is VALID [2022-04-27 18:11:33,463 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-04-27 18:11:33,464 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-27 18:11:33,962 INFO L290 TraceCheckUtils]: 34: Hoare triple {183#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {183#false} is VALID [2022-04-27 18:11:33,963 INFO L290 TraceCheckUtils]: 33: Hoare triple {289#(<= 1 __VERIFIER_assert_~cond)} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {183#false} is VALID [2022-04-27 18:11:33,964 INFO L290 TraceCheckUtils]: 32: Hoare triple {285#(<= 1 |__VERIFIER_assert_#in~cond|)} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {289#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-27 18:11:33,966 INFO L272 TraceCheckUtils]: 31: Hoare triple {305#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {285#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-27 18:11:33,967 INFO L290 TraceCheckUtils]: 30: Hoare triple {305#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {305#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} is VALID [2022-04-27 18:11:33,969 INFO L290 TraceCheckUtils]: 29: Hoare triple {312#(or (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)) (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296)))} [119] L38-->L46-2: Formula: (not (<= (mod v_main_~b~0_1 4294967296) (mod v_main_~r~0_1 4294967296))) InVars {main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} OutVars{main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} AuxVars[] AssignedVars[] {305#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} is VALID [2022-04-27 18:11:33,970 INFO L290 TraceCheckUtils]: 28: Hoare triple {312#(or (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)) (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296)))} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {312#(or (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)) (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296)))} is VALID [2022-04-27 18:11:33,970 INFO L290 TraceCheckUtils]: 27: Hoare triple {182#true} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {312#(or (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)) (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296)))} is VALID [2022-04-27 18:11:33,971 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {182#true} {182#true} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,971 INFO L290 TraceCheckUtils]: 25: Hoare triple {182#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,971 INFO L290 TraceCheckUtils]: 24: Hoare triple {182#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,971 INFO L290 TraceCheckUtils]: 23: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {182#true} is VALID [2022-04-27 18:11:33,971 INFO L272 TraceCheckUtils]: 22: Hoare triple {182#true} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,975 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {182#true} {182#true} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,976 INFO L290 TraceCheckUtils]: 20: Hoare triple {182#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,977 INFO L290 TraceCheckUtils]: 19: Hoare triple {182#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,977 INFO L290 TraceCheckUtils]: 18: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {182#true} is VALID [2022-04-27 18:11:33,977 INFO L272 TraceCheckUtils]: 17: Hoare triple {182#true} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,978 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {182#true} {182#true} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,978 INFO L290 TraceCheckUtils]: 15: Hoare triple {182#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,978 INFO L290 TraceCheckUtils]: 14: Hoare triple {182#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,978 INFO L290 TraceCheckUtils]: 13: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {182#true} is VALID [2022-04-27 18:11:33,978 INFO L272 TraceCheckUtils]: 12: Hoare triple {182#true} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,979 INFO L290 TraceCheckUtils]: 11: Hoare triple {182#true} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {182#true} is VALID [2022-04-27 18:11:33,979 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {182#true} {182#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,979 INFO L290 TraceCheckUtils]: 9: Hoare triple {182#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,979 INFO L290 TraceCheckUtils]: 8: Hoare triple {182#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,979 INFO L290 TraceCheckUtils]: 7: Hoare triple {182#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {182#true} is VALID [2022-04-27 18:11:33,980 INFO L272 TraceCheckUtils]: 6: Hoare triple {182#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-27 18:11:33,980 INFO L290 TraceCheckUtils]: 5: Hoare triple {182#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {182#true} is VALID [2022-04-27 18:11:33,980 INFO L272 TraceCheckUtils]: 4: Hoare triple {182#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,980 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {182#true} {182#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,980 INFO L290 TraceCheckUtils]: 2: Hoare triple {182#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,981 INFO L290 TraceCheckUtils]: 1: Hoare triple {182#true} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {182#true} is VALID [2022-04-27 18:11:33,981 INFO L272 TraceCheckUtils]: 0: Hoare triple {182#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-27 18:11:33,981 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-27 18:11:33,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-27 18:11:33,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206407191] [2022-04-27 18:11:33,982 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-27 18:11:33,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127769334] [2022-04-27 18:11:33,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127769334] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-27 18:11:33,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-27 18:11:33,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 11 [2022-04-27 18:11:33,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266793206] [2022-04-27 18:11:33,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-27 18:11:33,985 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 35 [2022-04-27 18:11:33,985 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-27 18:11:33,985 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:34,008 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:34,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-27 18:11:34,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-27 18:11:34,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-27 18:11:34,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-04-27 18:11:34,012 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:34,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:34,868 INFO L93 Difference]: Finished difference Result 39 states and 47 transitions. [2022-04-27 18:11:34,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-27 18:11:34,868 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 35 [2022-04-27 18:11:34,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-27 18:11:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2022-04-27 18:11:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2022-04-27 18:11:34,878 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 48 transitions. [2022-04-27 18:11:34,934 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:34,943 INFO L225 Difference]: With dead ends: 39 [2022-04-27 18:11:34,943 INFO L226 Difference]: Without dead ends: 38 [2022-04-27 18:11:34,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-04-27 18:11:34,946 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 10 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-27 18:11:34,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 105 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-27 18:11:34,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-04-27 18:11:34,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-04-27 18:11:34,955 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-27 18:11:34,956 INFO L82 GeneralOperation]: Start isEquivalent. First operand 38 states. Second operand has 38 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 25 states have internal predecessors, (29), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:34,956 INFO L74 IsIncluded]: Start isIncluded. First operand 38 states. Second operand has 38 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 25 states have internal predecessors, (29), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:34,957 INFO L87 Difference]: Start difference. First operand 38 states. Second operand has 38 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 25 states have internal predecessors, (29), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:34,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:34,960 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2022-04-27 18:11:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-04-27 18:11:34,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:34,967 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:34,968 INFO L74 IsIncluded]: Start isIncluded. First operand has 38 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 25 states have internal predecessors, (29), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 38 states. [2022-04-27 18:11:34,969 INFO L87 Difference]: Start difference. First operand has 38 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 25 states have internal predecessors, (29), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 38 states. [2022-04-27 18:11:34,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:34,976 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2022-04-27 18:11:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-04-27 18:11:34,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:34,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:34,983 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-27 18:11:34,983 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-27 18:11:34,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 25 states have internal predecessors, (29), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 45 transitions. [2022-04-27 18:11:34,986 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 45 transitions. Word has length 35 [2022-04-27 18:11:34,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-27 18:11:34,986 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 45 transitions. [2022-04-27 18:11:34,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-04-27 18:11:34,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-04-27 18:11:34,988 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 18:11:34,988 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 18:11:35,015 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-27 18:11:35,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:35,189 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 18:11:35,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 18:11:35,190 INFO L85 PathProgramCache]: Analyzing trace with hash -305154333, now seen corresponding path program 1 times [2022-04-27 18:11:35,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 18:11:35,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347668579] [2022-04-27 18:11:35,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:35,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 18:11:35,210 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-27 18:11:35,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [669317776] [2022-04-27 18:11:35,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:35,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:35,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 18:11:35,212 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-27 18:11:35,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-27 18:11:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:35,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 20 conjunts are in the unsatisfiable core [2022-04-27 18:11:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:35,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-27 18:11:36,512 INFO L272 TraceCheckUtils]: 0: Hoare triple {557#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,513 INFO L290 TraceCheckUtils]: 1: Hoare triple {557#true} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {557#true} is VALID [2022-04-27 18:11:36,513 INFO L290 TraceCheckUtils]: 2: Hoare triple {557#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,513 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {557#true} {557#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,513 INFO L272 TraceCheckUtils]: 4: Hoare triple {557#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,513 INFO L290 TraceCheckUtils]: 5: Hoare triple {557#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {557#true} is VALID [2022-04-27 18:11:36,514 INFO L272 TraceCheckUtils]: 6: Hoare triple {557#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:36,526 INFO L290 TraceCheckUtils]: 7: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {583#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-27 18:11:36,527 INFO L290 TraceCheckUtils]: 8: Hoare triple {583#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {587#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-27 18:11:36,528 INFO L290 TraceCheckUtils]: 9: Hoare triple {587#(not (= |assume_abort_if_not_#in~cond| 0))} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {587#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-27 18:11:36,528 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {587#(not (= |assume_abort_if_not_#in~cond| 0))} {557#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {594#(<= (mod main_~A~0 4294967296) 2)} is VALID [2022-04-27 18:11:36,529 INFO L290 TraceCheckUtils]: 11: Hoare triple {594#(<= (mod main_~A~0 4294967296) 2)} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {594#(<= (mod main_~A~0 4294967296) 2)} is VALID [2022-04-27 18:11:36,529 INFO L272 TraceCheckUtils]: 12: Hoare triple {594#(<= (mod main_~A~0 4294967296) 2)} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:36,529 INFO L290 TraceCheckUtils]: 13: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {557#true} is VALID [2022-04-27 18:11:36,530 INFO L290 TraceCheckUtils]: 14: Hoare triple {557#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,530 INFO L290 TraceCheckUtils]: 15: Hoare triple {557#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,530 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {557#true} {594#(<= (mod main_~A~0 4294967296) 2)} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {594#(<= (mod main_~A~0 4294967296) 2)} is VALID [2022-04-27 18:11:36,531 INFO L272 TraceCheckUtils]: 17: Hoare triple {594#(<= (mod main_~A~0 4294967296) 2)} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:36,531 INFO L290 TraceCheckUtils]: 18: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {557#true} is VALID [2022-04-27 18:11:36,531 INFO L290 TraceCheckUtils]: 19: Hoare triple {557#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,531 INFO L290 TraceCheckUtils]: 20: Hoare triple {557#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:36,532 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {557#true} {594#(<= (mod main_~A~0 4294967296) 2)} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {594#(<= (mod main_~A~0 4294967296) 2)} is VALID [2022-04-27 18:11:36,533 INFO L272 TraceCheckUtils]: 22: Hoare triple {594#(<= (mod main_~A~0 4294967296) 2)} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:36,533 INFO L290 TraceCheckUtils]: 23: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {583#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-27 18:11:36,534 INFO L290 TraceCheckUtils]: 24: Hoare triple {583#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {587#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-27 18:11:36,534 INFO L290 TraceCheckUtils]: 25: Hoare triple {587#(not (= |assume_abort_if_not_#in~cond| 0))} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {587#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-27 18:11:36,539 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {587#(not (= |assume_abort_if_not_#in~cond| 0))} {594#(<= (mod main_~A~0 4294967296) 2)} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {643#(and (<= 1 (mod main_~B~0 4294967296)) (<= (mod main_~A~0 4294967296) 2))} is VALID [2022-04-27 18:11:36,540 INFO L290 TraceCheckUtils]: 27: Hoare triple {643#(and (<= 1 (mod main_~B~0 4294967296)) (<= (mod main_~A~0 4294967296) 2))} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {647#(and (= main_~A~0 main_~r~0) (<= 1 (mod main_~b~0 4294967296)) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} is VALID [2022-04-27 18:11:36,540 INFO L290 TraceCheckUtils]: 28: Hoare triple {647#(and (= main_~A~0 main_~r~0) (<= 1 (mod main_~b~0 4294967296)) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {647#(and (= main_~A~0 main_~r~0) (<= 1 (mod main_~b~0 4294967296)) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} is VALID [2022-04-27 18:11:36,541 INFO L290 TraceCheckUtils]: 29: Hoare triple {647#(and (= main_~A~0 main_~r~0) (<= 1 (mod main_~b~0 4294967296)) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} [120] L38-->L37-2: Formula: (and (<= (mod v_main_~b~0_3 4294967296) (mod v_main_~r~0_2 4294967296)) (= (* v_main_~b~0_3 2) v_main_~b~0_2)) InVars {main_~b~0=v_main_~b~0_3, main_~r~0=v_main_~r~0_2} OutVars{main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2} AuxVars[] AssignedVars[main_~b~0] {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} is VALID [2022-04-27 18:11:36,542 INFO L290 TraceCheckUtils]: 30: Hoare triple {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} is VALID [2022-04-27 18:11:36,543 INFO L290 TraceCheckUtils]: 31: Hoare triple {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} [119] L38-->L46-2: Formula: (not (<= (mod v_main_~b~0_1 4294967296) (mod v_main_~r~0_1 4294967296))) InVars {main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} OutVars{main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} AuxVars[] AssignedVars[] {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} is VALID [2022-04-27 18:11:36,544 INFO L290 TraceCheckUtils]: 32: Hoare triple {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} is VALID [2022-04-27 18:11:36,545 INFO L272 TraceCheckUtils]: 33: Hoare triple {654#(and (< 0 (+ (div (+ (- 1) (mod main_~r~0 4294967296)) 4294967296) 1)) (= main_~A~0 main_~r~0) (= main_~q~0 0) (<= (mod main_~A~0 4294967296) 2))} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {667#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-27 18:11:36,546 INFO L290 TraceCheckUtils]: 34: Hoare triple {667#(<= 1 |__VERIFIER_assert_#in~cond|)} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {671#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-27 18:11:36,546 INFO L290 TraceCheckUtils]: 35: Hoare triple {671#(<= 1 __VERIFIER_assert_~cond)} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {558#false} is VALID [2022-04-27 18:11:36,547 INFO L290 TraceCheckUtils]: 36: Hoare triple {558#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {558#false} is VALID [2022-04-27 18:11:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-27 18:11:36,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-27 18:11:37,344 INFO L290 TraceCheckUtils]: 36: Hoare triple {558#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {558#false} is VALID [2022-04-27 18:11:37,345 INFO L290 TraceCheckUtils]: 35: Hoare triple {671#(<= 1 __VERIFIER_assert_~cond)} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {558#false} is VALID [2022-04-27 18:11:37,346 INFO L290 TraceCheckUtils]: 34: Hoare triple {667#(<= 1 |__VERIFIER_assert_#in~cond|)} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {671#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-27 18:11:37,347 INFO L272 TraceCheckUtils]: 33: Hoare triple {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {667#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-27 18:11:37,348 INFO L290 TraceCheckUtils]: 32: Hoare triple {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} is VALID [2022-04-27 18:11:37,349 INFO L290 TraceCheckUtils]: 31: Hoare triple {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} [119] L38-->L46-2: Formula: (not (<= (mod v_main_~b~0_1 4294967296) (mod v_main_~r~0_1 4294967296))) InVars {main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} OutVars{main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} AuxVars[] AssignedVars[] {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} is VALID [2022-04-27 18:11:37,349 INFO L290 TraceCheckUtils]: 30: Hoare triple {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} is VALID [2022-04-27 18:11:37,351 INFO L290 TraceCheckUtils]: 29: Hoare triple {700#(or (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))))} [120] L38-->L37-2: Formula: (and (<= (mod v_main_~b~0_3 4294967296) (mod v_main_~r~0_2 4294967296)) (= (* v_main_~b~0_3 2) v_main_~b~0_2)) InVars {main_~b~0=v_main_~b~0_3, main_~r~0=v_main_~r~0_2} OutVars{main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2} AuxVars[] AssignedVars[main_~b~0] {687#(forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296)))} is VALID [2022-04-27 18:11:37,351 INFO L290 TraceCheckUtils]: 28: Hoare triple {700#(or (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))))} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {700#(or (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))))} is VALID [2022-04-27 18:11:37,352 INFO L290 TraceCheckUtils]: 27: Hoare triple {557#true} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {700#(or (not (<= (mod main_~b~0 4294967296) (mod main_~r~0 4294967296))) (forall ((main_~b~0 Int)) (= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))))} is VALID [2022-04-27 18:11:37,352 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {557#true} {557#true} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,353 INFO L290 TraceCheckUtils]: 25: Hoare triple {557#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,353 INFO L290 TraceCheckUtils]: 24: Hoare triple {557#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,353 INFO L290 TraceCheckUtils]: 23: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {557#true} is VALID [2022-04-27 18:11:37,353 INFO L272 TraceCheckUtils]: 22: Hoare triple {557#true} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,353 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {557#true} {557#true} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,353 INFO L290 TraceCheckUtils]: 20: Hoare triple {557#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,354 INFO L290 TraceCheckUtils]: 19: Hoare triple {557#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,354 INFO L290 TraceCheckUtils]: 18: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {557#true} is VALID [2022-04-27 18:11:37,354 INFO L272 TraceCheckUtils]: 17: Hoare triple {557#true} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,354 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {557#true} {557#true} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,354 INFO L290 TraceCheckUtils]: 15: Hoare triple {557#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,355 INFO L290 TraceCheckUtils]: 14: Hoare triple {557#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,355 INFO L290 TraceCheckUtils]: 13: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {557#true} is VALID [2022-04-27 18:11:37,355 INFO L272 TraceCheckUtils]: 12: Hoare triple {557#true} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,355 INFO L290 TraceCheckUtils]: 11: Hoare triple {557#true} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {557#true} is VALID [2022-04-27 18:11:37,355 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {557#true} {557#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,355 INFO L290 TraceCheckUtils]: 9: Hoare triple {557#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,356 INFO L290 TraceCheckUtils]: 8: Hoare triple {557#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,356 INFO L290 TraceCheckUtils]: 7: Hoare triple {557#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {557#true} is VALID [2022-04-27 18:11:37,356 INFO L272 TraceCheckUtils]: 6: Hoare triple {557#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {557#true} is VALID [2022-04-27 18:11:37,356 INFO L290 TraceCheckUtils]: 5: Hoare triple {557#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {557#true} is VALID [2022-04-27 18:11:37,356 INFO L272 TraceCheckUtils]: 4: Hoare triple {557#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,356 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {557#true} {557#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,357 INFO L290 TraceCheckUtils]: 2: Hoare triple {557#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,357 INFO L290 TraceCheckUtils]: 1: Hoare triple {557#true} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {557#true} is VALID [2022-04-27 18:11:37,357 INFO L272 TraceCheckUtils]: 0: Hoare triple {557#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {557#true} is VALID [2022-04-27 18:11:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-27 18:11:37,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-27 18:11:37,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347668579] [2022-04-27 18:11:37,358 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-27 18:11:37,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [669317776] [2022-04-27 18:11:37,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [669317776] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-27 18:11:37,358 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-27 18:11:37,358 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 12 [2022-04-27 18:11:37,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849249720] [2022-04-27 18:11:37,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-27 18:11:37,359 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 37 [2022-04-27 18:11:37,360 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-27 18:11:37,360 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:37,415 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:37,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-27 18:11:37,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-27 18:11:37,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-27 18:11:37,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-04-27 18:11:37,416 INFO L87 Difference]: Start difference. First operand 38 states and 45 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:37,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:37,580 INFO L93 Difference]: Finished difference Result 44 states and 51 transitions. [2022-04-27 18:11:37,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-27 18:11:37,581 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 37 [2022-04-27 18:11:37,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-27 18:11:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:37,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 45 transitions. [2022-04-27 18:11:37,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 45 transitions. [2022-04-27 18:11:37,590 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 45 transitions. [2022-04-27 18:11:39,659 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 44 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:39,661 INFO L225 Difference]: With dead ends: 44 [2022-04-27 18:11:39,661 INFO L226 Difference]: Without dead ends: 44 [2022-04-27 18:11:39,662 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-04-27 18:11:39,663 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 6 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 25 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-27 18:11:39,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 151 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 25 Unchecked, 0.0s Time] [2022-04-27 18:11:39,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-04-27 18:11:39,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2022-04-27 18:11:39,668 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-27 18:11:39,668 INFO L82 GeneralOperation]: Start isEquivalent. First operand 44 states. Second operand has 44 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-27 18:11:39,669 INFO L74 IsIncluded]: Start isIncluded. First operand 44 states. Second operand has 44 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-27 18:11:39,669 INFO L87 Difference]: Start difference. First operand 44 states. Second operand has 44 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-27 18:11:39,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:39,687 INFO L93 Difference]: Finished difference Result 44 states and 51 transitions. [2022-04-27 18:11:39,687 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-04-27 18:11:39,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:39,688 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:39,689 INFO L74 IsIncluded]: Start isIncluded. First operand has 44 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) Second operand 44 states. [2022-04-27 18:11:39,689 INFO L87 Difference]: Start difference. First operand has 44 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) Second operand 44 states. [2022-04-27 18:11:39,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:39,692 INFO L93 Difference]: Finished difference Result 44 states and 51 transitions. [2022-04-27 18:11:39,692 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-04-27 18:11:39,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:39,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:39,693 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-27 18:11:39,693 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-27 18:11:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-27 18:11:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 51 transitions. [2022-04-27 18:11:39,696 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 51 transitions. Word has length 37 [2022-04-27 18:11:39,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-27 18:11:39,696 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 51 transitions. [2022-04-27 18:11:39,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-27 18:11:39,697 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-04-27 18:11:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-27 18:11:39,697 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 18:11:39,698 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 18:11:39,762 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-27 18:11:39,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-04-27 18:11:39,899 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 18:11:39,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 18:11:39,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1858557484, now seen corresponding path program 1 times [2022-04-27 18:11:39,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 18:11:39,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459116080] [2022-04-27 18:11:39,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:39,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 18:11:39,923 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-27 18:11:39,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1563087588] [2022-04-27 18:11:39,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:39,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:39,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 18:11:39,928 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-27 18:11:39,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-27 18:11:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:39,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-27 18:11:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:39,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-27 18:11:40,094 INFO L272 TraceCheckUtils]: 0: Hoare triple {968#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,095 INFO L290 TraceCheckUtils]: 1: Hoare triple {968#true} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {968#true} is VALID [2022-04-27 18:11:40,095 INFO L290 TraceCheckUtils]: 2: Hoare triple {968#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,095 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {968#true} {968#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,095 INFO L272 TraceCheckUtils]: 4: Hoare triple {968#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,095 INFO L290 TraceCheckUtils]: 5: Hoare triple {968#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {968#true} is VALID [2022-04-27 18:11:40,096 INFO L272 TraceCheckUtils]: 6: Hoare triple {968#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,096 INFO L290 TraceCheckUtils]: 7: Hoare triple {968#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {968#true} is VALID [2022-04-27 18:11:40,096 INFO L290 TraceCheckUtils]: 8: Hoare triple {968#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,096 INFO L290 TraceCheckUtils]: 9: Hoare triple {968#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,096 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {968#true} {968#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,096 INFO L290 TraceCheckUtils]: 11: Hoare triple {968#true} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {968#true} is VALID [2022-04-27 18:11:40,096 INFO L272 TraceCheckUtils]: 12: Hoare triple {968#true} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,097 INFO L290 TraceCheckUtils]: 13: Hoare triple {968#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {968#true} is VALID [2022-04-27 18:11:40,097 INFO L290 TraceCheckUtils]: 14: Hoare triple {968#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,097 INFO L290 TraceCheckUtils]: 15: Hoare triple {968#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,097 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {968#true} {968#true} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,097 INFO L272 TraceCheckUtils]: 17: Hoare triple {968#true} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,097 INFO L290 TraceCheckUtils]: 18: Hoare triple {968#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {968#true} is VALID [2022-04-27 18:11:40,097 INFO L290 TraceCheckUtils]: 19: Hoare triple {968#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,098 INFO L290 TraceCheckUtils]: 20: Hoare triple {968#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,098 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {968#true} {968#true} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,098 INFO L272 TraceCheckUtils]: 22: Hoare triple {968#true} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,098 INFO L290 TraceCheckUtils]: 23: Hoare triple {968#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {968#true} is VALID [2022-04-27 18:11:40,098 INFO L290 TraceCheckUtils]: 24: Hoare triple {968#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,098 INFO L290 TraceCheckUtils]: 25: Hoare triple {968#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,098 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {968#true} {968#true} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {968#true} is VALID [2022-04-27 18:11:40,099 INFO L290 TraceCheckUtils]: 27: Hoare triple {968#true} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {1054#(= main_~B~0 main_~b~0)} is VALID [2022-04-27 18:11:40,100 INFO L290 TraceCheckUtils]: 28: Hoare triple {1054#(= main_~B~0 main_~b~0)} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1054#(= main_~B~0 main_~b~0)} is VALID [2022-04-27 18:11:40,100 INFO L290 TraceCheckUtils]: 29: Hoare triple {1054#(= main_~B~0 main_~b~0)} [119] L38-->L46-2: Formula: (not (<= (mod v_main_~b~0_1 4294967296) (mod v_main_~r~0_1 4294967296))) InVars {main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} OutVars{main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} AuxVars[] AssignedVars[] {1054#(= main_~B~0 main_~b~0)} is VALID [2022-04-27 18:11:40,100 INFO L290 TraceCheckUtils]: 30: Hoare triple {1054#(= main_~B~0 main_~b~0)} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1054#(= main_~B~0 main_~b~0)} is VALID [2022-04-27 18:11:40,101 INFO L272 TraceCheckUtils]: 31: Hoare triple {1054#(= main_~B~0 main_~b~0)} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {968#true} is VALID [2022-04-27 18:11:40,101 INFO L290 TraceCheckUtils]: 32: Hoare triple {968#true} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {968#true} is VALID [2022-04-27 18:11:40,101 INFO L290 TraceCheckUtils]: 33: Hoare triple {968#true} [129] L19-->L19-2: Formula: (not (= v___VERIFIER_assert_~cond_3 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,101 INFO L290 TraceCheckUtils]: 34: Hoare triple {968#true} [134] L19-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {968#true} is VALID [2022-04-27 18:11:40,102 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {968#true} {1054#(= main_~B~0 main_~b~0)} [141] __VERIFIER_assertEXIT-->L42-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {1054#(= main_~B~0 main_~b~0)} is VALID [2022-04-27 18:11:40,103 INFO L290 TraceCheckUtils]: 36: Hoare triple {1054#(= main_~B~0 main_~b~0)} [126] L42-1-->L46: Formula: (let ((.cse0 (mod v_main_~b~0_8 4294967296))) (and (= v_main_~q~0_3 (* v_main_~q~0_4 2)) (= v_main_~b~0_7 (div .cse0 2)) (not (= .cse0 (mod v_main_~B~0_7 4294967296))))) InVars {main_~q~0=v_main_~q~0_4, main_~B~0=v_main_~B~0_7, main_~b~0=v_main_~b~0_8} OutVars{main_~q~0=v_main_~q~0_3, main_~B~0=v_main_~B~0_7, main_~b~0=v_main_~b~0_7} AuxVars[] AssignedVars[main_~q~0, main_~b~0] {969#false} is VALID [2022-04-27 18:11:40,103 INFO L290 TraceCheckUtils]: 37: Hoare triple {969#false} [130] L46-->L46-2: Formula: (and (<= (mod v_main_~b~0_10 4294967296) (mod v_main_~r~0_7 4294967296)) (= (+ v_main_~q~0_7 1) v_main_~q~0_6) (= v_main_~r~0_6 (+ v_main_~r~0_7 (* (- 1) v_main_~b~0_10)))) InVars {main_~q~0=v_main_~q~0_7, main_~b~0=v_main_~b~0_10, main_~r~0=v_main_~r~0_7} OutVars{main_~q~0=v_main_~q~0_6, main_~b~0=v_main_~b~0_10, main_~r~0=v_main_~r~0_6} AuxVars[] AssignedVars[main_~q~0, main_~r~0] {969#false} is VALID [2022-04-27 18:11:40,103 INFO L290 TraceCheckUtils]: 38: Hoare triple {969#false} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {969#false} is VALID [2022-04-27 18:11:40,103 INFO L272 TraceCheckUtils]: 39: Hoare triple {969#false} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {969#false} is VALID [2022-04-27 18:11:40,103 INFO L290 TraceCheckUtils]: 40: Hoare triple {969#false} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {969#false} is VALID [2022-04-27 18:11:40,103 INFO L290 TraceCheckUtils]: 41: Hoare triple {969#false} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {969#false} is VALID [2022-04-27 18:11:40,104 INFO L290 TraceCheckUtils]: 42: Hoare triple {969#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {969#false} is VALID [2022-04-27 18:11:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-27 18:11:40,104 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-27 18:11:40,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-27 18:11:40,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459116080] [2022-04-27 18:11:40,104 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-27 18:11:40,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563087588] [2022-04-27 18:11:40,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563087588] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-27 18:11:40,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-27 18:11:40,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-27 18:11:40,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729768868] [2022-04-27 18:11:40,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-27 18:11:40,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 43 [2022-04-27 18:11:40,106 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-27 18:11:40,107 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-27 18:11:40,135 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:40,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-27 18:11:40,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-27 18:11:40,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-27 18:11:40,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-27 18:11:40,137 INFO L87 Difference]: Start difference. First operand 44 states and 51 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-27 18:11:40,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:40,219 INFO L93 Difference]: Finished difference Result 44 states and 50 transitions. [2022-04-27 18:11:40,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-27 18:11:40,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 43 [2022-04-27 18:11:40,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-27 18:11:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-27 18:11:40,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 42 transitions. [2022-04-27 18:11:40,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-27 18:11:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 42 transitions. [2022-04-27 18:11:40,224 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 42 transitions. [2022-04-27 18:11:40,264 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:40,265 INFO L225 Difference]: With dead ends: 44 [2022-04-27 18:11:40,266 INFO L226 Difference]: Without dead ends: 37 [2022-04-27 18:11:40,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-27 18:11:40,267 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-27 18:11:40,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 55 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-27 18:11:40,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2022-04-27 18:11:40,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2022-04-27 18:11:40,271 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-27 18:11:40,271 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand has 37 states, 23 states have (on average 1.173913043478261) internal successors, (27), 25 states have internal predecessors, (27), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:40,272 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand has 37 states, 23 states have (on average 1.173913043478261) internal successors, (27), 25 states have internal predecessors, (27), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:40,272 INFO L87 Difference]: Start difference. First operand 37 states. Second operand has 37 states, 23 states have (on average 1.173913043478261) internal successors, (27), 25 states have internal predecessors, (27), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:40,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:40,275 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2022-04-27 18:11:40,275 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-04-27 18:11:40,275 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:40,275 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:40,276 INFO L74 IsIncluded]: Start isIncluded. First operand has 37 states, 23 states have (on average 1.173913043478261) internal successors, (27), 25 states have internal predecessors, (27), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) Second operand 37 states. [2022-04-27 18:11:40,276 INFO L87 Difference]: Start difference. First operand has 37 states, 23 states have (on average 1.173913043478261) internal successors, (27), 25 states have internal predecessors, (27), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) Second operand 37 states. [2022-04-27 18:11:40,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:40,278 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2022-04-27 18:11:40,278 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-04-27 18:11:40,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:40,279 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:40,279 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-27 18:11:40,279 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-27 18:11:40,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 23 states have (on average 1.173913043478261) internal successors, (27), 25 states have internal predecessors, (27), 9 states have call successors, (9), 5 states have call predecessors, (9), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 43 transitions. [2022-04-27 18:11:40,281 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 43 transitions. Word has length 43 [2022-04-27 18:11:40,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-27 18:11:40,281 INFO L495 AbstractCegarLoop]: Abstraction has 37 states and 43 transitions. [2022-04-27 18:11:40,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-27 18:11:40,282 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-04-27 18:11:40,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-27 18:11:40,283 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 18:11:40,283 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 18:11:40,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-04-27 18:11:40,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:40,509 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 18:11:40,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 18:11:40,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1983451131, now seen corresponding path program 1 times [2022-04-27 18:11:40,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 18:11:40,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286999605] [2022-04-27 18:11:40,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:40,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 18:11:40,533 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-27 18:11:40,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [910755255] [2022-04-27 18:11:40,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:40,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:40,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 18:11:40,538 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-27 18:11:40,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-27 18:11:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:40,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-27 18:11:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 18:11:40,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-27 18:11:40,822 INFO L272 TraceCheckUtils]: 0: Hoare triple {1254#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,822 INFO L290 TraceCheckUtils]: 1: Hoare triple {1254#true} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1254#true} is VALID [2022-04-27 18:11:40,822 INFO L290 TraceCheckUtils]: 2: Hoare triple {1254#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,822 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1254#true} {1254#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,823 INFO L272 TraceCheckUtils]: 4: Hoare triple {1254#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,823 INFO L290 TraceCheckUtils]: 5: Hoare triple {1254#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {1254#true} is VALID [2022-04-27 18:11:40,823 INFO L272 TraceCheckUtils]: 6: Hoare triple {1254#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,823 INFO L290 TraceCheckUtils]: 7: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:40,823 INFO L290 TraceCheckUtils]: 8: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,823 INFO L290 TraceCheckUtils]: 9: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,824 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1254#true} {1254#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,824 INFO L290 TraceCheckUtils]: 11: Hoare triple {1254#true} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {1254#true} is VALID [2022-04-27 18:11:40,824 INFO L272 TraceCheckUtils]: 12: Hoare triple {1254#true} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,824 INFO L290 TraceCheckUtils]: 13: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:40,824 INFO L290 TraceCheckUtils]: 14: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,824 INFO L290 TraceCheckUtils]: 15: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,824 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1254#true} {1254#true} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,825 INFO L272 TraceCheckUtils]: 17: Hoare triple {1254#true} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,825 INFO L290 TraceCheckUtils]: 18: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:40,825 INFO L290 TraceCheckUtils]: 19: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,825 INFO L290 TraceCheckUtils]: 20: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,825 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1254#true} {1254#true} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,825 INFO L272 TraceCheckUtils]: 22: Hoare triple {1254#true} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L290 TraceCheckUtils]: 23: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L290 TraceCheckUtils]: 24: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L290 TraceCheckUtils]: 25: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1254#true} {1254#true} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L290 TraceCheckUtils]: 27: Hoare triple {1254#true} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L290 TraceCheckUtils]: 28: Hoare triple {1254#true} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L290 TraceCheckUtils]: 29: Hoare triple {1254#true} [120] L38-->L37-2: Formula: (and (<= (mod v_main_~b~0_3 4294967296) (mod v_main_~r~0_2 4294967296)) (= (* v_main_~b~0_3 2) v_main_~b~0_2)) InVars {main_~b~0=v_main_~b~0_3, main_~r~0=v_main_~r~0_2} OutVars{main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2} AuxVars[] AssignedVars[main_~b~0] {1254#true} is VALID [2022-04-27 18:11:40,826 INFO L290 TraceCheckUtils]: 30: Hoare triple {1254#true} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,827 INFO L290 TraceCheckUtils]: 31: Hoare triple {1254#true} [119] L38-->L46-2: Formula: (not (<= (mod v_main_~b~0_1 4294967296) (mod v_main_~r~0_1 4294967296))) InVars {main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} OutVars{main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,827 INFO L290 TraceCheckUtils]: 32: Hoare triple {1254#true} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:40,827 INFO L272 TraceCheckUtils]: 33: Hoare triple {1254#true} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {1254#true} is VALID [2022-04-27 18:11:40,828 INFO L290 TraceCheckUtils]: 34: Hoare triple {1254#true} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1361#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-27 18:11:40,828 INFO L290 TraceCheckUtils]: 35: Hoare triple {1361#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} [129] L19-->L19-2: Formula: (not (= v___VERIFIER_assert_~cond_3 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-27 18:11:40,828 INFO L290 TraceCheckUtils]: 36: Hoare triple {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} [134] L19-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-27 18:11:40,829 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} {1254#true} [141] __VERIFIER_assertEXIT-->L42-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} is VALID [2022-04-27 18:11:40,830 INFO L290 TraceCheckUtils]: 38: Hoare triple {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} [125] L42-1-->L41-1: Formula: (= (mod v_main_~b~0_6 4294967296) (mod v_main_~B~0_4 4294967296)) InVars {main_~b~0=v_main_~b~0_6, main_~B~0=v_main_~B~0_4} OutVars{main_~b~0=v_main_~b~0_6, main_~B~0=v_main_~B~0_4} AuxVars[] AssignedVars[] {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} is VALID [2022-04-27 18:11:40,831 INFO L272 TraceCheckUtils]: 39: Hoare triple {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} [121] L41-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (mod (+ v_main_~r~0_11 (* v_main_~q~0_10 v_main_~b~0_14)) 4294967296) (mod v_main_~A~0_10 4294967296)) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~q~0=v_main_~q~0_10, main_~A~0=v_main_~A~0_10, main_~b~0=v_main_~b~0_14, main_~r~0=v_main_~r~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {1379#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2022-04-27 18:11:40,831 INFO L290 TraceCheckUtils]: 40: Hoare triple {1379#(= |__VERIFIER_assert_#in~cond| 1)} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1383#(= __VERIFIER_assert_~cond 1)} is VALID [2022-04-27 18:11:40,832 INFO L290 TraceCheckUtils]: 41: Hoare triple {1383#(= __VERIFIER_assert_~cond 1)} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1255#false} is VALID [2022-04-27 18:11:40,832 INFO L290 TraceCheckUtils]: 42: Hoare triple {1255#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1255#false} is VALID [2022-04-27 18:11:40,832 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-04-27 18:11:40,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-27 18:11:41,903 INFO L290 TraceCheckUtils]: 42: Hoare triple {1255#false} [132] L20-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1255#false} is VALID [2022-04-27 18:11:41,904 INFO L290 TraceCheckUtils]: 41: Hoare triple {1393#(not (= __VERIFIER_assert_~cond 0))} [128] L19-->L20: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1255#false} is VALID [2022-04-27 18:11:41,905 INFO L290 TraceCheckUtils]: 40: Hoare triple {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1393#(not (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-27 18:11:41,906 INFO L272 TraceCheckUtils]: 39: Hoare triple {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} [121] L41-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (mod (+ v_main_~r~0_11 (* v_main_~q~0_10 v_main_~b~0_14)) 4294967296) (mod v_main_~A~0_10 4294967296)) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~q~0=v_main_~q~0_10, main_~A~0=v_main_~A~0_10, main_~b~0=v_main_~b~0_14, main_~r~0=v_main_~r~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-27 18:11:41,906 INFO L290 TraceCheckUtils]: 38: Hoare triple {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} [125] L42-1-->L41-1: Formula: (= (mod v_main_~b~0_6 4294967296) (mod v_main_~B~0_4 4294967296)) InVars {main_~b~0=v_main_~b~0_6, main_~B~0=v_main_~B~0_4} OutVars{main_~b~0=v_main_~b~0_6, main_~B~0=v_main_~B~0_4} AuxVars[] AssignedVars[] {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} is VALID [2022-04-27 18:11:41,907 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} {1254#true} [141] __VERIFIER_assertEXIT-->L42-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {1372#(= (mod main_~A~0 4294967296) (mod (+ main_~r~0 (* main_~b~0 main_~q~0)) 4294967296))} is VALID [2022-04-27 18:11:41,907 INFO L290 TraceCheckUtils]: 36: Hoare triple {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} [134] L19-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-27 18:11:41,908 INFO L290 TraceCheckUtils]: 35: Hoare triple {1415#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} [129] L19-->L19-2: Formula: (not (= v___VERIFIER_assert_~cond_3 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1365#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-27 18:11:41,908 INFO L290 TraceCheckUtils]: 34: Hoare triple {1254#true} [124] __VERIFIER_assertENTRY-->L19: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1415#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-27 18:11:41,908 INFO L272 TraceCheckUtils]: 33: Hoare triple {1254#true} [122] L42-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (+ v_main_~r~0_10 (* v_main_~q~0_9 v_main_~b~0_13)) 4294967296) (mod v_main_~A~0_9 4294967296)) 1 0)) InVars {main_~q~0=v_main_~q~0_9, main_~A~0=v_main_~A~0_9, main_~b~0=v_main_~b~0_13, main_~r~0=v_main_~r~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~A~0, main_~b~0, main_~r~0] {1254#true} is VALID [2022-04-27 18:11:41,909 INFO L290 TraceCheckUtils]: 32: Hoare triple {1254#true} [118] L46-2-->L42: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,909 INFO L290 TraceCheckUtils]: 31: Hoare triple {1254#true} [119] L38-->L46-2: Formula: (not (<= (mod v_main_~b~0_1 4294967296) (mod v_main_~r~0_1 4294967296))) InVars {main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} OutVars{main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,909 INFO L290 TraceCheckUtils]: 30: Hoare triple {1254#true} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,909 INFO L290 TraceCheckUtils]: 29: Hoare triple {1254#true} [120] L38-->L37-2: Formula: (and (<= (mod v_main_~b~0_3 4294967296) (mod v_main_~r~0_2 4294967296)) (= (* v_main_~b~0_3 2) v_main_~b~0_2)) InVars {main_~b~0=v_main_~b~0_3, main_~r~0=v_main_~r~0_2} OutVars{main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2} AuxVars[] AssignedVars[main_~b~0] {1254#true} is VALID [2022-04-27 18:11:41,909 INFO L290 TraceCheckUtils]: 28: Hoare triple {1254#true} [115] L37-2-->L38: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,909 INFO L290 TraceCheckUtils]: 27: Hoare triple {1254#true} [112] L33-->L37-2: Formula: (and (= v_main_~q~0_5 0) (= v_main_~A~0_6 v_main_~r~0_5) (= v_main_~B~0_8 v_main_~b~0_9)) InVars {main_~A~0=v_main_~A~0_6, main_~B~0=v_main_~B~0_8} OutVars{main_~q~0=v_main_~q~0_5, main_~B~0=v_main_~B~0_8, main_~b~0=v_main_~b~0_9, main_~A~0=v_main_~A~0_6, main_~r~0=v_main_~r~0_5} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0] {1254#true} is VALID [2022-04-27 18:11:41,909 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1254#true} {1254#true} [139] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,910 INFO L290 TraceCheckUtils]: 25: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,910 INFO L290 TraceCheckUtils]: 24: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,910 INFO L290 TraceCheckUtils]: 23: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:41,910 INFO L272 TraceCheckUtils]: 22: Hoare triple {1254#true} [111] L32-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~B~0_11 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~B~0=v_main_~B~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,910 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1254#true} {1254#true} [138] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,910 INFO L290 TraceCheckUtils]: 20: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,910 INFO L290 TraceCheckUtils]: 19: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,911 INFO L290 TraceCheckUtils]: 18: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:41,911 INFO L272 TraceCheckUtils]: 17: Hoare triple {1254#true} [109] L31-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (< (mod v_main_~B~0_10 4294967296) 2147483647) 1 0)) InVars {main_~B~0=v_main_~B~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,911 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1254#true} {1254#true} [137] assume_abort_if_notEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,911 INFO L290 TraceCheckUtils]: 15: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,911 INFO L290 TraceCheckUtils]: 14: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,911 INFO L290 TraceCheckUtils]: 13: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:41,912 INFO L272 TraceCheckUtils]: 12: Hoare triple {1254#true} [106] L31-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (<= (mod v_main_~B~0_9 4294967296) 2) 1 0)) InVars {main_~B~0=v_main_~B~0_9} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~B~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,912 INFO L290 TraceCheckUtils]: 11: Hoare triple {1254#true} [104] L29-1-->L31: Formula: (= v_main_~B~0_2 |v_main_#t~nondet2_2|) InVars {main_#t~nondet2=|v_main_#t~nondet2_2|} OutVars{main_~B~0=v_main_~B~0_2} AuxVars[] AssignedVars[main_#t~nondet2, main_~B~0] {1254#true} is VALID [2022-04-27 18:11:41,912 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1254#true} {1254#true} [136] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,912 INFO L290 TraceCheckUtils]: 9: Hoare triple {1254#true} [110] L16-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,912 INFO L290 TraceCheckUtils]: 8: Hoare triple {1254#true} [108] L16-->L16-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,912 INFO L290 TraceCheckUtils]: 7: Hoare triple {1254#true} [105] assume_abort_if_notENTRY-->L16: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1254#true} is VALID [2022-04-27 18:11:41,913 INFO L272 TraceCheckUtils]: 6: Hoare triple {1254#true} [103] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~A~0_8 4294967296) 2) 1 0)) InVars {main_~A~0=v_main_~A~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~A~0, assume_abort_if_not_#in~cond] {1254#true} is VALID [2022-04-27 18:11:41,913 INFO L290 TraceCheckUtils]: 5: Hoare triple {1254#true} [101] mainENTRY-->L29: Formula: (= v_main_~A~0_1 |v_main_#t~nondet1_2|) InVars {main_#t~nondet1=|v_main_#t~nondet1_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~B~0=v_main_~B~0_1, main_~A~0=v_main_~A~0_1, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_3} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet1, main_~B~0, main_~A~0, main_~b~0, main_~r~0] {1254#true} is VALID [2022-04-27 18:11:41,913 INFO L272 TraceCheckUtils]: 4: Hoare triple {1254#true} [98] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,913 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1254#true} {1254#true} [135] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,913 INFO L290 TraceCheckUtils]: 2: Hoare triple {1254#true} [102] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,913 INFO L290 TraceCheckUtils]: 1: Hoare triple {1254#true} [99] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= (select |v_#length_1| 2) 9) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1254#true} is VALID [2022-04-27 18:11:41,914 INFO L272 TraceCheckUtils]: 0: Hoare triple {1254#true} [97] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1254#true} is VALID [2022-04-27 18:11:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-04-27 18:11:41,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-27 18:11:41,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286999605] [2022-04-27 18:11:41,914 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-27 18:11:41,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [910755255] [2022-04-27 18:11:41,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [910755255] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-27 18:11:41,915 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-27 18:11:41,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2022-04-27 18:11:41,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529178601] [2022-04-27 18:11:41,915 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-27 18:11:41,916 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 43 [2022-04-27 18:11:41,916 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-27 18:11:41,916 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-27 18:11:41,956 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:41,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-27 18:11:41,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-27 18:11:41,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-27 18:11:41,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-04-27 18:11:41,957 INFO L87 Difference]: Start difference. First operand 37 states and 43 transitions. Second operand has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-27 18:11:42,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:42,209 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2022-04-27 18:11:42,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-27 18:11:42,209 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 43 [2022-04-27 18:11:42,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-27 18:11:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-27 18:11:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-04-27 18:11:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-27 18:11:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 41 transitions. [2022-04-27 18:11:42,213 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 41 transitions. [2022-04-27 18:11:42,253 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 18:11:42,255 INFO L225 Difference]: With dead ends: 41 [2022-04-27 18:11:42,255 INFO L226 Difference]: Without dead ends: 36 [2022-04-27 18:11:42,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-04-27 18:11:42,256 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 15 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-27 18:11:42,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 132 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-27 18:11:42,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-04-27 18:11:42,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2022-04-27 18:11:42,260 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-27 18:11:42,261 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand has 36 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:42,261 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand has 36 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:42,261 INFO L87 Difference]: Start difference. First operand 36 states. Second operand has 36 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:42,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:42,264 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2022-04-27 18:11:42,264 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-04-27 18:11:42,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:42,264 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:42,265 INFO L74 IsIncluded]: Start isIncluded. First operand has 36 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) Second operand 36 states. [2022-04-27 18:11:42,265 INFO L87 Difference]: Start difference. First operand has 36 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) Second operand 36 states. [2022-04-27 18:11:42,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 18:11:42,268 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2022-04-27 18:11:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-04-27 18:11:42,268 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 18:11:42,268 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 18:11:42,268 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-27 18:11:42,268 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-27 18:11:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-27 18:11:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2022-04-27 18:11:42,271 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 43 [2022-04-27 18:11:42,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-27 18:11:42,271 INFO L495 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-04-27 18:11:42,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-27 18:11:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-04-27 18:11:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-04-27 18:11:42,272 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 18:11:42,272 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 18:11:42,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-27 18:11:42,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:42,488 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 18:11:42,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 18:11:42,488 INFO L85 PathProgramCache]: Analyzing trace with hash 270500047, now seen corresponding path program 1 times [2022-04-27 18:11:42,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 18:11:42,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441177767] [2022-04-27 18:11:42,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:42,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 18:11:42,507 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-27 18:11:42,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [543288636] [2022-04-27 18:11:42,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 18:11:42,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 18:11:42,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 18:11:42,509 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-27 18:11:42,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process