/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/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 04:07:36,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 04:07:36,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 04:07:36,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-08 04:07:36,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-08 04:07:36,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-08 04:07:36,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-08 04:07:36,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-08 04:07:36,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-08 04:07:36,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-08 04:07:36,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-08 04:07:36,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-08 04:07:36,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-08 04:07:36,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-08 04:07:36,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-08 04:07:36,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-08 04:07:36,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-08 04:07:36,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-08 04:07:36,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-08 04:07:36,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-08 04:07:36,831 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-08 04:07:36,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-08 04:07:36,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-08 04:07:36,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-08 04:07:36,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-08 04:07:36,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-08 04:07:36,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 04:07:36,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 04:07:36,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 04:07:36,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-04-08 04:07:36,855 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 04:07:36,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 04:07:36,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 04:07:36,857 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-08 04:07:36,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 04:07:36,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-08 04:07:36,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 04:07:36,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 04:07:36,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 04:07:36,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 04:07:36,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 04:07:36,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 04:07:36,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-08 04:07:36,859 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-08 04:07:36,859 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-08 04:07:36,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 04:07:36,859 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-08 04:07:36,859 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 04:07:37,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 04:07:37,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 04:07:37,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 04:07:37,055 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 04:07:37,056 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 04:07:37,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-04-08 04:07:37,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c456b753/57d7a6403a164e77b3389ba7276a10d4/FLAG08c1586ae [2022-04-08 04:07:37,514 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 04:07:37,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-04-08 04:07:37,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c456b753/57d7a6403a164e77b3389ba7276a10d4/FLAG08c1586ae [2022-04-08 04:07:37,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c456b753/57d7a6403a164e77b3389ba7276a10d4 [2022-04-08 04:07:37,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 04:07:37,537 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-08 04:07:37,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 04:07:37,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 04:07:37,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 04:07:37,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530e9b43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37, skipping insertion in model container [2022-04-08 04:07:37,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 04:07:37,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 04:07:37,812 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2022-04-08 04:07:37,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 04:07:37,827 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 04:07:37,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2022-04-08 04:07:37,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 04:07:37,900 INFO L208 MainTranslator]: Completed translation [2022-04-08 04:07:37,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37 WrapperNode [2022-04-08 04:07:37,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 04:07:37,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 04:07:37,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 04:07:37,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 04:07:37,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 04:07:37,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 04:07:37,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 04:07:37,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 04:07:37,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (1/1) ... [2022-04-08 04:07:37,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 04:07:37,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 04:07:37,998 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) [2022-04-08 04:07:38,013 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 [2022-04-08 04:07:38,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 04:07:38,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 04:07:38,033 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 04:07:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-08 04:07:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-04-08 04:07:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 04:07:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-08 04:07:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-08 04:07:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 04:07:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-04-08 04:07:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 04:07:38,171 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 04:07:38,178 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 04:07:38,746 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 04:07:38,761 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 04:07:38,762 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-04-08 04:07:38,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 04:07:38 BoogieIcfgContainer [2022-04-08 04:07:38,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 04:07:38,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 04:07:38,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 04:07:38,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 04:07:38,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 04:07:37" (1/3) ... [2022-04-08 04:07:38,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70bea54e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 04:07:38, skipping insertion in model container [2022-04-08 04:07:38,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 04:07:37" (2/3) ... [2022-04-08 04:07:38,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70bea54e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 04:07:38, skipping insertion in model container [2022-04-08 04:07:38,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 04:07:38" (3/3) ... [2022-04-08 04:07:38,777 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2022-04-08 04:07:38,781 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-08 04:07:38,781 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 04:07:38,819 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 04:07:38,824 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, 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 [2022-04-08 04:07:38,824 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 04:07:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-08 04:07:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-08 04:07:38,861 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 04:07:38,862 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 04:07:38,863 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 04:07:38,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 04:07:38,870 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2022-04-08 04:07:38,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 04:07:38,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [200684173] [2022-04-08 04:07:38,887 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 04:07:38,888 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 2 times [2022-04-08 04:07:38,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 04:07:38,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781225351] [2022-04-08 04:07:38,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 04:07:38,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 04:07:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:39,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 04:07:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:39,344 INFO L290 TraceCheckUtils]: 0: Hoare triple {152#(and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(5, 4);call write~init~int(114, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(118, 4, 2, 1);call write~init~int(100, 4, 3, 1);call write~init~int(0, 4, 4, 1);call #Ultimate.allocInit(3, 5);call write~init~int(119, 5, 0, 1);call write~init~int(111, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(20, 6);call #Ultimate.allocInit(5, 7);call write~init~int(114, 7, 0, 1);call write~init~int(115, 7, 1, 1);call write~init~int(118, 7, 2, 1);call write~init~int(100, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(119, 8, 0, 1);call write~init~int(111, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(7, 9);call write~init~int(105, 9, 0, 1);call write~init~int(110, 9, 1, 1);call write~init~int(46, 9, 2, 1);call write~init~int(101, 9, 3, 1);call write~init~int(100, 9, 4, 1);call write~init~int(115, 9, 5, 1);call write~init~int(0, 9, 6, 1);call #Ultimate.allocInit(2, 10);call write~init~int(114, 10, 0, 1);call write~init~int(0, 10, 1, 1);~Id_MCDC_104~0 := 0;~Id_MCDC_105~0 := 0;~Id_MCDC_106~0 := 0;~Id_MCDC_107~0.base, ~Id_MCDC_107~0.offset := 0, 0;~Id_MCDC_108~0.base, ~Id_MCDC_108~0.offset := 0, 0;~Id_MCDC_109~0.base, ~Id_MCDC_109~0.offset := 0, 0;~Id_MCDC_110~0.base, ~Id_MCDC_110~0.offset := 0, 0;~Id_MCDC_111~0.base, ~Id_MCDC_111~0.offset := 0, 0;~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset := 11, 0;call #Ultimate.allocInit(16, 11);call write~init~int(0, ~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 4 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 8 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 12 + ~#Id_MCDC_112~0.offset, 4);~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset := 12, 0;call #Ultimate.allocInit(20, 12);call write~init~int(0, ~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset, 1);call write~init~int(0, ~#Id_MCDC_113~0.base, 1 + ~#Id_MCDC_113~0.offset, 2);call write~init~int(0, ~#Id_MCDC_113~0.base, 3 + ~#Id_MCDC_113~0.offset, 1);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 4 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 8 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 16 + ~#Id_MCDC_113~0.offset, 4);~Id_MCDC_114~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,344 INFO L290 TraceCheckUtils]: 1: Hoare triple {132#true} assume true; {132#true} is VALID [2022-04-08 04:07:39,345 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {132#true} {132#true} #393#return; {132#true} is VALID [2022-04-08 04:07:39,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-08 04:07:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:39,388 INFO L290 TraceCheckUtils]: 0: Hoare triple {153#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} havoc ~Id_MCDC_123~0;havoc ~Id_MCDC_124~0;havoc ~Id_MCDC_125~0;havoc ~Id_MCDC_126~0;havoc ~Id_MCDC_127~0;call ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset, 4);havoc ~Id_MCDC_129~0;call ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset, 4);call ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset, 4);~Id_MCDC_35~0 := 0;~Id_MCDC_132~0 := 0;~Id_MCDC_36~0 := 0;~Id_MCDC_133~0 := 0;~Id_MCDC_134~0 := 0;call ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset := #Ultimate.allocOnStack(4);call ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset := #Ultimate.allocOnStack(4);havoc ~Id_MCDC_137~0.base, ~Id_MCDC_137~0.offset;havoc ~Id_MCDC_138~0;~Id_MCDC_123~0 := 6144;~Id_MCDC_132~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,392 INFO L290 TraceCheckUtils]: 1: Hoare triple {132#true} assume !(~Id_MCDC_132~0 % 256 < 4); {132#true} is VALID [2022-04-08 04:07:39,392 INFO L290 TraceCheckUtils]: 2: Hoare triple {132#true} assume !(~Id_MCDC_123~0 % 4294967296 <= 6147); {132#true} is VALID [2022-04-08 04:07:39,393 INFO L290 TraceCheckUtils]: 3: Hoare triple {132#true} #res := 0;call ULTIMATE.dealloc(~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset);havoc ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset);havoc ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset);havoc ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset);havoc ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset);havoc ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset; {132#true} is VALID [2022-04-08 04:07:39,393 INFO L290 TraceCheckUtils]: 4: Hoare triple {132#true} assume true; {132#true} is VALID [2022-04-08 04:07:39,393 INFO L284 TraceCheckUtils]: 5: Hoare quadruple {132#true} {132#true} #371#return; {132#true} is VALID [2022-04-08 04:07:39,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-04-08 04:07:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:39,404 INFO L290 TraceCheckUtils]: 0: Hoare triple {132#true} ~Id_MCDC_90 := #in~Id_MCDC_90;~Id_MCDC_91 := #in~Id_MCDC_91;~Id_MCDC_117~0 := 0;~Id_MCDC_118~0 := 0;~Id_MCDC_119~0 := 1;~Id_MCDC_120~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,405 INFO L290 TraceCheckUtils]: 1: Hoare triple {132#true} assume !(~Id_MCDC_90 % 4294967296 > ~Id_MCDC_91 % 4294967296); {132#true} is VALID [2022-04-08 04:07:39,405 INFO L290 TraceCheckUtils]: 2: Hoare triple {132#true} assume !(~Id_MCDC_90 % 4294967296 < ~Id_MCDC_91 % 4294967296);#res := ~Id_MCDC_90; {132#true} is VALID [2022-04-08 04:07:39,405 INFO L290 TraceCheckUtils]: 3: Hoare triple {132#true} assume true; {132#true} is VALID [2022-04-08 04:07:39,406 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {132#true} {132#true} #387#return; {132#true} is VALID [2022-04-08 04:07:39,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-04-08 04:07:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:39,414 INFO L290 TraceCheckUtils]: 0: Hoare triple {132#true} ~y := #in~y; {132#true} is VALID [2022-04-08 04:07:39,414 INFO L290 TraceCheckUtils]: 1: Hoare triple {132#true} assume 0 == ~y;assume false; {133#false} is VALID [2022-04-08 04:07:39,415 INFO L290 TraceCheckUtils]: 2: Hoare triple {133#false} assume true; {133#false} is VALID [2022-04-08 04:07:39,415 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {133#false} {132#true} #389#return; {133#false} is VALID [2022-04-08 04:07:39,418 INFO L272 TraceCheckUtils]: 0: Hoare triple {132#true} call ULTIMATE.init(); {152#(and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 04:07:39,419 INFO L290 TraceCheckUtils]: 1: Hoare triple {152#(and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(5, 4);call write~init~int(114, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(118, 4, 2, 1);call write~init~int(100, 4, 3, 1);call write~init~int(0, 4, 4, 1);call #Ultimate.allocInit(3, 5);call write~init~int(119, 5, 0, 1);call write~init~int(111, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(20, 6);call #Ultimate.allocInit(5, 7);call write~init~int(114, 7, 0, 1);call write~init~int(115, 7, 1, 1);call write~init~int(118, 7, 2, 1);call write~init~int(100, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(119, 8, 0, 1);call write~init~int(111, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(7, 9);call write~init~int(105, 9, 0, 1);call write~init~int(110, 9, 1, 1);call write~init~int(46, 9, 2, 1);call write~init~int(101, 9, 3, 1);call write~init~int(100, 9, 4, 1);call write~init~int(115, 9, 5, 1);call write~init~int(0, 9, 6, 1);call #Ultimate.allocInit(2, 10);call write~init~int(114, 10, 0, 1);call write~init~int(0, 10, 1, 1);~Id_MCDC_104~0 := 0;~Id_MCDC_105~0 := 0;~Id_MCDC_106~0 := 0;~Id_MCDC_107~0.base, ~Id_MCDC_107~0.offset := 0, 0;~Id_MCDC_108~0.base, ~Id_MCDC_108~0.offset := 0, 0;~Id_MCDC_109~0.base, ~Id_MCDC_109~0.offset := 0, 0;~Id_MCDC_110~0.base, ~Id_MCDC_110~0.offset := 0, 0;~Id_MCDC_111~0.base, ~Id_MCDC_111~0.offset := 0, 0;~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset := 11, 0;call #Ultimate.allocInit(16, 11);call write~init~int(0, ~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 4 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 8 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 12 + ~#Id_MCDC_112~0.offset, 4);~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset := 12, 0;call #Ultimate.allocInit(20, 12);call write~init~int(0, ~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset, 1);call write~init~int(0, ~#Id_MCDC_113~0.base, 1 + ~#Id_MCDC_113~0.offset, 2);call write~init~int(0, ~#Id_MCDC_113~0.base, 3 + ~#Id_MCDC_113~0.offset, 1);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 4 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 8 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 16 + ~#Id_MCDC_113~0.offset, 4);~Id_MCDC_114~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,419 INFO L290 TraceCheckUtils]: 2: Hoare triple {132#true} assume true; {132#true} is VALID [2022-04-08 04:07:39,419 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {132#true} {132#true} #393#return; {132#true} is VALID [2022-04-08 04:07:39,420 INFO L272 TraceCheckUtils]: 4: Hoare triple {132#true} call #t~ret65 := main(); {132#true} is VALID [2022-04-08 04:07:39,420 INFO L290 TraceCheckUtils]: 5: Hoare triple {132#true} havoc ~Id_MCDC_143~0.base, ~Id_MCDC_143~0.offset;havoc ~Id_MCDC_144~0.base, ~Id_MCDC_144~0.offset;havoc ~Id_MCDC_145~0.base, ~Id_MCDC_145~0.offset;havoc ~Id_MCDC_146~0.base, ~Id_MCDC_146~0.offset;havoc ~Id_MCDC_147~0.base, ~Id_MCDC_147~0.offset;havoc ~Id_MCDC_148~0.base, ~Id_MCDC_148~0.offset;havoc ~Id_MCDC_149~0;havoc ~Id_MCDC_150~0;havoc ~Id_MCDC_151~0;havoc ~Id_MCDC_152~0;havoc ~Id_MCDC_153~0;havoc ~Id_MCDC_154~0;havoc ~Id_MCDC_155~0;havoc ~Id_MCDC_156~0;havoc ~Id_MCDC_157~0;havoc ~Id_MCDC_158~0.base, ~Id_MCDC_158~0.offset;havoc ~Id_MCDC_159~0;havoc ~Id_MCDC_160~0;~Id_MCDC_161~0 := 0;~Id_MCDC_162~0 := 0;havoc ~Id_MCDC_163~0;havoc ~Id_MCDC_164~0;call #t~ret64.base, #t~ret64.offset := fopen(9, 0, 10, 0);~Id_MCDC_158~0.base, ~Id_MCDC_158~0.offset := #t~ret64.base, #t~ret64.offset;havoc #t~ret64.base, #t~ret64.offset; {132#true} is VALID [2022-04-08 04:07:39,420 INFO L290 TraceCheckUtils]: 6: Hoare triple {132#true} assume !(~Id_MCDC_158~0.base == 0 && ~Id_MCDC_158~0.offset == 0); {132#true} is VALID [2022-04-08 04:07:39,420 INFO L272 TraceCheckUtils]: 7: Hoare triple {132#true} call Id_MCDC_100(); {132#true} is VALID [2022-04-08 04:07:39,420 INFO L290 TraceCheckUtils]: 8: Hoare triple {132#true} havoc ~Id_MCDC_141~0;havoc ~Id_MCDC_142~0.base, ~Id_MCDC_142~0.offset; {132#true} is VALID [2022-04-08 04:07:39,421 INFO L272 TraceCheckUtils]: 9: Hoare triple {132#true} call Id_MCDC_99(); {132#true} is VALID [2022-04-08 04:07:39,421 INFO L290 TraceCheckUtils]: 10: Hoare triple {132#true} call ~#Id_MCDC_139~0.base, ~#Id_MCDC_139~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_139~0.base, ~#Id_MCDC_139~0.offset, 1);call write~init~int(0, ~#Id_MCDC_139~0.base, 1 + ~#Id_MCDC_139~0.offset, 1);call write~init~int(0, ~#Id_MCDC_139~0.base, 2 + ~#Id_MCDC_139~0.offset, 1);call write~init~int(0, ~#Id_MCDC_139~0.base, 3 + ~#Id_MCDC_139~0.offset, 1);~Id_MCDC_140~0 := 0;call #t~malloc53.base, #t~malloc53.offset := #Ultimate.allocOnHeap(372);call write~$Pointer$(#t~malloc53.base, #t~malloc53.offset, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);havoc #t~malloc53.base, #t~malloc53.offset; {132#true} is VALID [2022-04-08 04:07:39,422 INFO L272 TraceCheckUtils]: 11: Hoare triple {132#true} call #t~ret54 := Id_MCDC_97(); {153#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-04-08 04:07:39,422 INFO L290 TraceCheckUtils]: 12: Hoare triple {153#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} havoc ~Id_MCDC_123~0;havoc ~Id_MCDC_124~0;havoc ~Id_MCDC_125~0;havoc ~Id_MCDC_126~0;havoc ~Id_MCDC_127~0;call ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset, 4);havoc ~Id_MCDC_129~0;call ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset, 4);call ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset, 4);~Id_MCDC_35~0 := 0;~Id_MCDC_132~0 := 0;~Id_MCDC_36~0 := 0;~Id_MCDC_133~0 := 0;~Id_MCDC_134~0 := 0;call ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset := #Ultimate.allocOnStack(4);call ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset := #Ultimate.allocOnStack(4);havoc ~Id_MCDC_137~0.base, ~Id_MCDC_137~0.offset;havoc ~Id_MCDC_138~0;~Id_MCDC_123~0 := 6144;~Id_MCDC_132~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,422 INFO L290 TraceCheckUtils]: 13: Hoare triple {132#true} assume !(~Id_MCDC_132~0 % 256 < 4); {132#true} is VALID [2022-04-08 04:07:39,423 INFO L290 TraceCheckUtils]: 14: Hoare triple {132#true} assume !(~Id_MCDC_123~0 % 4294967296 <= 6147); {132#true} is VALID [2022-04-08 04:07:39,423 INFO L290 TraceCheckUtils]: 15: Hoare triple {132#true} #res := 0;call ULTIMATE.dealloc(~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset);havoc ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset);havoc ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset);havoc ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset);havoc ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset);havoc ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset; {132#true} is VALID [2022-04-08 04:07:39,423 INFO L290 TraceCheckUtils]: 16: Hoare triple {132#true} assume true; {132#true} is VALID [2022-04-08 04:07:39,423 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {132#true} {132#true} #371#return; {132#true} is VALID [2022-04-08 04:07:39,424 INFO L290 TraceCheckUtils]: 18: Hoare triple {132#true} havoc #t~ret54;~Id_MCDC_140~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,424 INFO L290 TraceCheckUtils]: 19: Hoare triple {132#true} assume !(~Id_MCDC_140~0 % 4294967296 < 4); {132#true} is VALID [2022-04-08 04:07:39,424 INFO L272 TraceCheckUtils]: 20: Hoare triple {132#true} call #t~ret63 := Id_MCDC_95(4, ~#Id_MCDC_139~0.base, ~#Id_MCDC_139~0.offset); {132#true} is VALID [2022-04-08 04:07:39,424 INFO L290 TraceCheckUtils]: 21: Hoare triple {132#true} ~Id_MCDC_93 := #in~Id_MCDC_93;~Id_MCDC_94.base, ~Id_MCDC_94.offset := #in~Id_MCDC_94.base, #in~Id_MCDC_94.offset;~Id_MCDC_121~0 := 0;~Id_MCDC_122~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,424 INFO L290 TraceCheckUtils]: 22: Hoare triple {132#true} assume !(~Id_MCDC_93 % 4294967296 < 2); {132#true} is VALID [2022-04-08 04:07:39,425 INFO L290 TraceCheckUtils]: 23: Hoare triple {132#true} assume 2 != ~Id_MCDC_93 % 4294967296; {132#true} is VALID [2022-04-08 04:07:39,425 INFO L272 TraceCheckUtils]: 24: Hoare triple {132#true} call #t~ret18 := Id_MCDC_95(~Id_MCDC_93 - 1, ~Id_MCDC_94.base, 1 + ~Id_MCDC_94.offset); {132#true} is VALID [2022-04-08 04:07:39,425 INFO L290 TraceCheckUtils]: 25: Hoare triple {132#true} ~Id_MCDC_93 := #in~Id_MCDC_93;~Id_MCDC_94.base, ~Id_MCDC_94.offset := #in~Id_MCDC_94.base, #in~Id_MCDC_94.offset;~Id_MCDC_121~0 := 0;~Id_MCDC_122~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,426 INFO L290 TraceCheckUtils]: 26: Hoare triple {132#true} assume !(~Id_MCDC_93 % 4294967296 < 2); {132#true} is VALID [2022-04-08 04:07:39,426 INFO L290 TraceCheckUtils]: 27: Hoare triple {132#true} assume !(2 != ~Id_MCDC_93 % 4294967296);call #t~mem19 := read~int(~Id_MCDC_94.base, 1 + ~Id_MCDC_94.offset, 1);~Id_MCDC_122~0 := #t~mem19;havoc #t~mem19; {132#true} is VALID [2022-04-08 04:07:39,426 INFO L290 TraceCheckUtils]: 28: Hoare triple {132#true} call #t~mem20 := read~int(~Id_MCDC_94.base, ~Id_MCDC_94.offset, 1); {132#true} is VALID [2022-04-08 04:07:39,426 INFO L272 TraceCheckUtils]: 29: Hoare triple {132#true} call #t~ret21 := Id_MCDC_92(#t~mem20, ~Id_MCDC_122~0); {132#true} is VALID [2022-04-08 04:07:39,427 INFO L290 TraceCheckUtils]: 30: Hoare triple {132#true} ~Id_MCDC_90 := #in~Id_MCDC_90;~Id_MCDC_91 := #in~Id_MCDC_91;~Id_MCDC_117~0 := 0;~Id_MCDC_118~0 := 0;~Id_MCDC_119~0 := 1;~Id_MCDC_120~0 := 0; {132#true} is VALID [2022-04-08 04:07:39,427 INFO L290 TraceCheckUtils]: 31: Hoare triple {132#true} assume !(~Id_MCDC_90 % 4294967296 > ~Id_MCDC_91 % 4294967296); {132#true} is VALID [2022-04-08 04:07:39,427 INFO L290 TraceCheckUtils]: 32: Hoare triple {132#true} assume !(~Id_MCDC_90 % 4294967296 < ~Id_MCDC_91 % 4294967296);#res := ~Id_MCDC_90; {132#true} is VALID [2022-04-08 04:07:39,428 INFO L290 TraceCheckUtils]: 33: Hoare triple {132#true} assume true; {132#true} is VALID [2022-04-08 04:07:39,428 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {132#true} {132#true} #387#return; {132#true} is VALID [2022-04-08 04:07:39,428 INFO L290 TraceCheckUtils]: 35: Hoare triple {132#true} ~Id_MCDC_121~0 := #t~ret21;havoc #t~mem20;havoc #t~ret21; {132#true} is VALID [2022-04-08 04:07:39,428 INFO L272 TraceCheckUtils]: 36: Hoare triple {132#true} call avoid_zero((if 0 != ~Id_MCDC_121~0 % 4294967296 then 1 else 0)); {132#true} is VALID [2022-04-08 04:07:39,428 INFO L290 TraceCheckUtils]: 37: Hoare triple {132#true} ~y := #in~y; {132#true} is VALID [2022-04-08 04:07:39,429 INFO L290 TraceCheckUtils]: 38: Hoare triple {132#true} assume 0 == ~y;assume false; {133#false} is VALID [2022-04-08 04:07:39,429 INFO L290 TraceCheckUtils]: 39: Hoare triple {133#false} assume true; {133#false} is VALID [2022-04-08 04:07:39,429 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {133#false} {132#true} #389#return; {133#false} is VALID [2022-04-08 04:07:39,429 INFO L290 TraceCheckUtils]: 41: Hoare triple {133#false} call #t~mem22 := read~int(~Id_MCDC_94.base, ~Id_MCDC_94.offset, 1);#t~short24 := #t~mem22 * ~Id_MCDC_122~0 % 4294967296 >= 0; {133#false} is VALID [2022-04-08 04:07:39,429 INFO L290 TraceCheckUtils]: 42: Hoare triple {133#false} assume #t~short24;call #t~mem23 := read~int(~Id_MCDC_94.base, ~Id_MCDC_94.offset, 1);#t~short24 := #t~mem23 * ~Id_MCDC_122~0 % 4294967296 <= 4294967295; {133#false} is VALID [2022-04-08 04:07:39,430 INFO L272 TraceCheckUtils]: 43: Hoare triple {133#false} call __VERIFIER_assert((if #t~short24 then 1 else 0)); {133#false} is VALID [2022-04-08 04:07:39,430 INFO L290 TraceCheckUtils]: 44: Hoare triple {133#false} ~Id_MCDC_103 := #in~Id_MCDC_103; {133#false} is VALID [2022-04-08 04:07:39,430 INFO L290 TraceCheckUtils]: 45: Hoare triple {133#false} assume 0 == ~Id_MCDC_103; {133#false} is VALID [2022-04-08 04:07:39,430 INFO L290 TraceCheckUtils]: 46: Hoare triple {133#false} assume !false; {133#false} is VALID [2022-04-08 04:07:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-08 04:07:39,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 04:07:39,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781225351] [2022-04-08 04:07:39,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781225351] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 04:07:39,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 04:07:39,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-08 04:07:39,435 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 04:07:39,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [200684173] [2022-04-08 04:07:39,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [200684173] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 04:07:39,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 04:07:39,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-08 04:07:39,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797583541] [2022-04-08 04:07:39,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 04:07:39,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-04-08 04:07:39,443 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 04:07:39,446 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:39,494 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 04:07:39,494 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-08 04:07:39,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 04:07:39,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-08 04:07:39,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-08 04:07:39,513 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:40,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 04:07:40,654 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-04-08 04:07:40,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 04:07:40,654 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-04-08 04:07:40,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 04:07:40,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 367 transitions. [2022-04-08 04:07:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:40,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 367 transitions. [2022-04-08 04:07:40,675 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 367 transitions. [2022-04-08 04:07:41,137 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 367 edges. 367 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 04:07:41,146 INFO L225 Difference]: With dead ends: 245 [2022-04-08 04:07:41,146 INFO L226 Difference]: Without dead ends: 120 [2022-04-08 04:07:41,150 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-08 04:07:41,152 INFO L913 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 04:07:41,153 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 138 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 04:07:41,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-04-08 04:07:41,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-04-08 04:07:41,193 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 04:07:41,194 INFO L82 GeneralOperation]: Start isEquivalent. First operand 120 states. Second operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-08 04:07:41,195 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-08 04:07:41,195 INFO L87 Difference]: Start difference. First operand 120 states. Second operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-08 04:07:41,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 04:07:41,201 INFO L93 Difference]: Finished difference Result 120 states and 167 transitions. [2022-04-08 04:07:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-04-08 04:07:41,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 04:07:41,203 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 04:07:41,203 INFO L74 IsIncluded]: Start isIncluded. First operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand 120 states. [2022-04-08 04:07:41,204 INFO L87 Difference]: Start difference. First operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand 120 states. [2022-04-08 04:07:41,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 04:07:41,209 INFO L93 Difference]: Finished difference Result 120 states and 167 transitions. [2022-04-08 04:07:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-04-08 04:07:41,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 04:07:41,210 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 04:07:41,210 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 04:07:41,210 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 04:07:41,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-08 04:07:41,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-04-08 04:07:41,229 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-04-08 04:07:41,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 04:07:41,229 INFO L478 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-04-08 04:07:41,229 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:41,229 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 120 states and 167 transitions. [2022-04-08 04:07:41,516 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 167 edges. 167 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 04:07:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-04-08 04:07:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-08 04:07:41,518 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 04:07:41,518 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 04:07:41,518 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 04:07:41,518 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 04:07:41,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 04:07:41,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2022-04-08 04:07:41,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 04:07:41,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2017242824] [2022-04-08 04:07:41,519 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 04:07:41,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 2 times [2022-04-08 04:07:41,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 04:07:41,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20493777] [2022-04-08 04:07:41,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 04:07:41,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 04:07:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:41,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 04:07:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:41,662 INFO L290 TraceCheckUtils]: 0: Hoare triple {1152#(and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(5, 4);call write~init~int(114, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(118, 4, 2, 1);call write~init~int(100, 4, 3, 1);call write~init~int(0, 4, 4, 1);call #Ultimate.allocInit(3, 5);call write~init~int(119, 5, 0, 1);call write~init~int(111, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(20, 6);call #Ultimate.allocInit(5, 7);call write~init~int(114, 7, 0, 1);call write~init~int(115, 7, 1, 1);call write~init~int(118, 7, 2, 1);call write~init~int(100, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(119, 8, 0, 1);call write~init~int(111, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(7, 9);call write~init~int(105, 9, 0, 1);call write~init~int(110, 9, 1, 1);call write~init~int(46, 9, 2, 1);call write~init~int(101, 9, 3, 1);call write~init~int(100, 9, 4, 1);call write~init~int(115, 9, 5, 1);call write~init~int(0, 9, 6, 1);call #Ultimate.allocInit(2, 10);call write~init~int(114, 10, 0, 1);call write~init~int(0, 10, 1, 1);~Id_MCDC_104~0 := 0;~Id_MCDC_105~0 := 0;~Id_MCDC_106~0 := 0;~Id_MCDC_107~0.base, ~Id_MCDC_107~0.offset := 0, 0;~Id_MCDC_108~0.base, ~Id_MCDC_108~0.offset := 0, 0;~Id_MCDC_109~0.base, ~Id_MCDC_109~0.offset := 0, 0;~Id_MCDC_110~0.base, ~Id_MCDC_110~0.offset := 0, 0;~Id_MCDC_111~0.base, ~Id_MCDC_111~0.offset := 0, 0;~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset := 11, 0;call #Ultimate.allocInit(16, 11);call write~init~int(0, ~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 4 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 8 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 12 + ~#Id_MCDC_112~0.offset, 4);~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset := 12, 0;call #Ultimate.allocInit(20, 12);call write~init~int(0, ~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset, 1);call write~init~int(0, ~#Id_MCDC_113~0.base, 1 + ~#Id_MCDC_113~0.offset, 2);call write~init~int(0, ~#Id_MCDC_113~0.base, 3 + ~#Id_MCDC_113~0.offset, 1);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 4 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 8 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 16 + ~#Id_MCDC_113~0.offset, 4);~Id_MCDC_114~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,662 INFO L290 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,662 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #393#return; {1129#true} is VALID [2022-04-08 04:07:41,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-08 04:07:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:41,688 INFO L290 TraceCheckUtils]: 0: Hoare triple {1153#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} havoc ~Id_MCDC_123~0;havoc ~Id_MCDC_124~0;havoc ~Id_MCDC_125~0;havoc ~Id_MCDC_126~0;havoc ~Id_MCDC_127~0;call ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset, 4);havoc ~Id_MCDC_129~0;call ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset, 4);call ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset, 4);~Id_MCDC_35~0 := 0;~Id_MCDC_132~0 := 0;~Id_MCDC_36~0 := 0;~Id_MCDC_133~0 := 0;~Id_MCDC_134~0 := 0;call ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset := #Ultimate.allocOnStack(4);call ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset := #Ultimate.allocOnStack(4);havoc ~Id_MCDC_137~0.base, ~Id_MCDC_137~0.offset;havoc ~Id_MCDC_138~0;~Id_MCDC_123~0 := 6144;~Id_MCDC_132~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,688 INFO L290 TraceCheckUtils]: 1: Hoare triple {1129#true} assume !(~Id_MCDC_132~0 % 256 < 4); {1129#true} is VALID [2022-04-08 04:07:41,688 INFO L290 TraceCheckUtils]: 2: Hoare triple {1129#true} assume !(~Id_MCDC_123~0 % 4294967296 <= 6147); {1129#true} is VALID [2022-04-08 04:07:41,688 INFO L290 TraceCheckUtils]: 3: Hoare triple {1129#true} #res := 0;call ULTIMATE.dealloc(~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset);havoc ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset);havoc ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset);havoc ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset);havoc ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset);havoc ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset; {1129#true} is VALID [2022-04-08 04:07:41,689 INFO L290 TraceCheckUtils]: 4: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,689 INFO L284 TraceCheckUtils]: 5: Hoare quadruple {1129#true} {1129#true} #371#return; {1129#true} is VALID [2022-04-08 04:07:41,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-04-08 04:07:41,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:41,701 INFO L290 TraceCheckUtils]: 0: Hoare triple {1129#true} ~Id_MCDC_90 := #in~Id_MCDC_90;~Id_MCDC_91 := #in~Id_MCDC_91;~Id_MCDC_117~0 := 0;~Id_MCDC_118~0 := 0;~Id_MCDC_119~0 := 1;~Id_MCDC_120~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,701 INFO L290 TraceCheckUtils]: 1: Hoare triple {1129#true} assume !(~Id_MCDC_90 % 4294967296 > ~Id_MCDC_91 % 4294967296); {1129#true} is VALID [2022-04-08 04:07:41,702 INFO L290 TraceCheckUtils]: 2: Hoare triple {1129#true} assume !(~Id_MCDC_90 % 4294967296 < ~Id_MCDC_91 % 4294967296);#res := ~Id_MCDC_90; {1129#true} is VALID [2022-04-08 04:07:41,702 INFO L290 TraceCheckUtils]: 3: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,702 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1129#true} {1129#true} #387#return; {1129#true} is VALID [2022-04-08 04:07:41,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-04-08 04:07:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 04:07:41,709 INFO L290 TraceCheckUtils]: 0: Hoare triple {1129#true} ~y := #in~y; {1129#true} is VALID [2022-04-08 04:07:41,709 INFO L290 TraceCheckUtils]: 1: Hoare triple {1129#true} assume !(0 == ~y); {1129#true} is VALID [2022-04-08 04:07:41,709 INFO L290 TraceCheckUtils]: 2: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,709 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1129#true} {1129#true} #389#return; {1129#true} is VALID [2022-04-08 04:07:41,711 INFO L272 TraceCheckUtils]: 0: Hoare triple {1129#true} call ULTIMATE.init(); {1152#(and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 04:07:41,711 INFO L290 TraceCheckUtils]: 1: Hoare triple {1152#(and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(5, 4);call write~init~int(114, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(118, 4, 2, 1);call write~init~int(100, 4, 3, 1);call write~init~int(0, 4, 4, 1);call #Ultimate.allocInit(3, 5);call write~init~int(119, 5, 0, 1);call write~init~int(111, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(20, 6);call #Ultimate.allocInit(5, 7);call write~init~int(114, 7, 0, 1);call write~init~int(115, 7, 1, 1);call write~init~int(118, 7, 2, 1);call write~init~int(100, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(119, 8, 0, 1);call write~init~int(111, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(7, 9);call write~init~int(105, 9, 0, 1);call write~init~int(110, 9, 1, 1);call write~init~int(46, 9, 2, 1);call write~init~int(101, 9, 3, 1);call write~init~int(100, 9, 4, 1);call write~init~int(115, 9, 5, 1);call write~init~int(0, 9, 6, 1);call #Ultimate.allocInit(2, 10);call write~init~int(114, 10, 0, 1);call write~init~int(0, 10, 1, 1);~Id_MCDC_104~0 := 0;~Id_MCDC_105~0 := 0;~Id_MCDC_106~0 := 0;~Id_MCDC_107~0.base, ~Id_MCDC_107~0.offset := 0, 0;~Id_MCDC_108~0.base, ~Id_MCDC_108~0.offset := 0, 0;~Id_MCDC_109~0.base, ~Id_MCDC_109~0.offset := 0, 0;~Id_MCDC_110~0.base, ~Id_MCDC_110~0.offset := 0, 0;~Id_MCDC_111~0.base, ~Id_MCDC_111~0.offset := 0, 0;~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset := 11, 0;call #Ultimate.allocInit(16, 11);call write~init~int(0, ~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 4 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 8 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 12 + ~#Id_MCDC_112~0.offset, 4);~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset := 12, 0;call #Ultimate.allocInit(20, 12);call write~init~int(0, ~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset, 1);call write~init~int(0, ~#Id_MCDC_113~0.base, 1 + ~#Id_MCDC_113~0.offset, 2);call write~init~int(0, ~#Id_MCDC_113~0.base, 3 + ~#Id_MCDC_113~0.offset, 1);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 4 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 8 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 16 + ~#Id_MCDC_113~0.offset, 4);~Id_MCDC_114~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,712 INFO L290 TraceCheckUtils]: 2: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,712 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1129#true} {1129#true} #393#return; {1129#true} is VALID [2022-04-08 04:07:41,714 INFO L272 TraceCheckUtils]: 4: Hoare triple {1129#true} call #t~ret65 := main(); {1129#true} is VALID [2022-04-08 04:07:41,715 INFO L290 TraceCheckUtils]: 5: Hoare triple {1129#true} havoc ~Id_MCDC_143~0.base, ~Id_MCDC_143~0.offset;havoc ~Id_MCDC_144~0.base, ~Id_MCDC_144~0.offset;havoc ~Id_MCDC_145~0.base, ~Id_MCDC_145~0.offset;havoc ~Id_MCDC_146~0.base, ~Id_MCDC_146~0.offset;havoc ~Id_MCDC_147~0.base, ~Id_MCDC_147~0.offset;havoc ~Id_MCDC_148~0.base, ~Id_MCDC_148~0.offset;havoc ~Id_MCDC_149~0;havoc ~Id_MCDC_150~0;havoc ~Id_MCDC_151~0;havoc ~Id_MCDC_152~0;havoc ~Id_MCDC_153~0;havoc ~Id_MCDC_154~0;havoc ~Id_MCDC_155~0;havoc ~Id_MCDC_156~0;havoc ~Id_MCDC_157~0;havoc ~Id_MCDC_158~0.base, ~Id_MCDC_158~0.offset;havoc ~Id_MCDC_159~0;havoc ~Id_MCDC_160~0;~Id_MCDC_161~0 := 0;~Id_MCDC_162~0 := 0;havoc ~Id_MCDC_163~0;havoc ~Id_MCDC_164~0;call #t~ret64.base, #t~ret64.offset := fopen(9, 0, 10, 0);~Id_MCDC_158~0.base, ~Id_MCDC_158~0.offset := #t~ret64.base, #t~ret64.offset;havoc #t~ret64.base, #t~ret64.offset; {1129#true} is VALID [2022-04-08 04:07:41,718 INFO L290 TraceCheckUtils]: 6: Hoare triple {1129#true} assume !(~Id_MCDC_158~0.base == 0 && ~Id_MCDC_158~0.offset == 0); {1129#true} is VALID [2022-04-08 04:07:41,719 INFO L272 TraceCheckUtils]: 7: Hoare triple {1129#true} call Id_MCDC_100(); {1129#true} is VALID [2022-04-08 04:07:41,719 INFO L290 TraceCheckUtils]: 8: Hoare triple {1129#true} havoc ~Id_MCDC_141~0;havoc ~Id_MCDC_142~0.base, ~Id_MCDC_142~0.offset; {1129#true} is VALID [2022-04-08 04:07:41,719 INFO L272 TraceCheckUtils]: 9: Hoare triple {1129#true} call Id_MCDC_99(); {1129#true} is VALID [2022-04-08 04:07:41,719 INFO L290 TraceCheckUtils]: 10: Hoare triple {1129#true} call ~#Id_MCDC_139~0.base, ~#Id_MCDC_139~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_139~0.base, ~#Id_MCDC_139~0.offset, 1);call write~init~int(0, ~#Id_MCDC_139~0.base, 1 + ~#Id_MCDC_139~0.offset, 1);call write~init~int(0, ~#Id_MCDC_139~0.base, 2 + ~#Id_MCDC_139~0.offset, 1);call write~init~int(0, ~#Id_MCDC_139~0.base, 3 + ~#Id_MCDC_139~0.offset, 1);~Id_MCDC_140~0 := 0;call #t~malloc53.base, #t~malloc53.offset := #Ultimate.allocOnHeap(372);call write~$Pointer$(#t~malloc53.base, #t~malloc53.offset, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);havoc #t~malloc53.base, #t~malloc53.offset; {1129#true} is VALID [2022-04-08 04:07:41,720 INFO L272 TraceCheckUtils]: 11: Hoare triple {1129#true} call #t~ret54 := Id_MCDC_97(); {1153#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} is VALID [2022-04-08 04:07:41,720 INFO L290 TraceCheckUtils]: 12: Hoare triple {1153#(and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))} havoc ~Id_MCDC_123~0;havoc ~Id_MCDC_124~0;havoc ~Id_MCDC_125~0;havoc ~Id_MCDC_126~0;havoc ~Id_MCDC_127~0;call ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset, 4);havoc ~Id_MCDC_129~0;call ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset, 4);call ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset, 4);~Id_MCDC_35~0 := 0;~Id_MCDC_132~0 := 0;~Id_MCDC_36~0 := 0;~Id_MCDC_133~0 := 0;~Id_MCDC_134~0 := 0;call ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset := #Ultimate.allocOnStack(4);call ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset := #Ultimate.allocOnStack(4);havoc ~Id_MCDC_137~0.base, ~Id_MCDC_137~0.offset;havoc ~Id_MCDC_138~0;~Id_MCDC_123~0 := 6144;~Id_MCDC_132~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,720 INFO L290 TraceCheckUtils]: 13: Hoare triple {1129#true} assume !(~Id_MCDC_132~0 % 256 < 4); {1129#true} is VALID [2022-04-08 04:07:41,720 INFO L290 TraceCheckUtils]: 14: Hoare triple {1129#true} assume !(~Id_MCDC_123~0 % 4294967296 <= 6147); {1129#true} is VALID [2022-04-08 04:07:41,720 INFO L290 TraceCheckUtils]: 15: Hoare triple {1129#true} #res := 0;call ULTIMATE.dealloc(~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset);havoc ~#Id_MCDC_128~0.base, ~#Id_MCDC_128~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset);havoc ~#Id_MCDC_130~0.base, ~#Id_MCDC_130~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset);havoc ~#Id_MCDC_131~0.base, ~#Id_MCDC_131~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset);havoc ~#Id_MCDC_135~0.base, ~#Id_MCDC_135~0.offset;call ULTIMATE.dealloc(~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset);havoc ~#Id_MCDC_136~0.base, ~#Id_MCDC_136~0.offset; {1129#true} is VALID [2022-04-08 04:07:41,720 INFO L290 TraceCheckUtils]: 16: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,721 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {1129#true} {1129#true} #371#return; {1129#true} is VALID [2022-04-08 04:07:41,721 INFO L290 TraceCheckUtils]: 18: Hoare triple {1129#true} havoc #t~ret54;~Id_MCDC_140~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,723 INFO L290 TraceCheckUtils]: 19: Hoare triple {1129#true} assume !(~Id_MCDC_140~0 % 4294967296 < 4); {1129#true} is VALID [2022-04-08 04:07:41,723 INFO L272 TraceCheckUtils]: 20: Hoare triple {1129#true} call #t~ret63 := Id_MCDC_95(4, ~#Id_MCDC_139~0.base, ~#Id_MCDC_139~0.offset); {1129#true} is VALID [2022-04-08 04:07:41,724 INFO L290 TraceCheckUtils]: 21: Hoare triple {1129#true} ~Id_MCDC_93 := #in~Id_MCDC_93;~Id_MCDC_94.base, ~Id_MCDC_94.offset := #in~Id_MCDC_94.base, #in~Id_MCDC_94.offset;~Id_MCDC_121~0 := 0;~Id_MCDC_122~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,724 INFO L290 TraceCheckUtils]: 22: Hoare triple {1129#true} assume !(~Id_MCDC_93 % 4294967296 < 2); {1129#true} is VALID [2022-04-08 04:07:41,724 INFO L290 TraceCheckUtils]: 23: Hoare triple {1129#true} assume !(2 != ~Id_MCDC_93 % 4294967296);call #t~mem19 := read~int(~Id_MCDC_94.base, 1 + ~Id_MCDC_94.offset, 1);~Id_MCDC_122~0 := #t~mem19;havoc #t~mem19; {1129#true} is VALID [2022-04-08 04:07:41,724 INFO L290 TraceCheckUtils]: 24: Hoare triple {1129#true} call #t~mem20 := read~int(~Id_MCDC_94.base, ~Id_MCDC_94.offset, 1); {1129#true} is VALID [2022-04-08 04:07:41,724 INFO L272 TraceCheckUtils]: 25: Hoare triple {1129#true} call #t~ret21 := Id_MCDC_92(#t~mem20, ~Id_MCDC_122~0); {1129#true} is VALID [2022-04-08 04:07:41,724 INFO L290 TraceCheckUtils]: 26: Hoare triple {1129#true} ~Id_MCDC_90 := #in~Id_MCDC_90;~Id_MCDC_91 := #in~Id_MCDC_91;~Id_MCDC_117~0 := 0;~Id_MCDC_118~0 := 0;~Id_MCDC_119~0 := 1;~Id_MCDC_120~0 := 0; {1129#true} is VALID [2022-04-08 04:07:41,725 INFO L290 TraceCheckUtils]: 27: Hoare triple {1129#true} assume !(~Id_MCDC_90 % 4294967296 > ~Id_MCDC_91 % 4294967296); {1129#true} is VALID [2022-04-08 04:07:41,725 INFO L290 TraceCheckUtils]: 28: Hoare triple {1129#true} assume !(~Id_MCDC_90 % 4294967296 < ~Id_MCDC_91 % 4294967296);#res := ~Id_MCDC_90; {1129#true} is VALID [2022-04-08 04:07:41,725 INFO L290 TraceCheckUtils]: 29: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,725 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1129#true} {1129#true} #387#return; {1129#true} is VALID [2022-04-08 04:07:41,726 INFO L290 TraceCheckUtils]: 31: Hoare triple {1129#true} ~Id_MCDC_121~0 := #t~ret21;havoc #t~mem20;havoc #t~ret21; {1129#true} is VALID [2022-04-08 04:07:41,726 INFO L272 TraceCheckUtils]: 32: Hoare triple {1129#true} call avoid_zero((if 0 != ~Id_MCDC_121~0 % 4294967296 then 1 else 0)); {1129#true} is VALID [2022-04-08 04:07:41,726 INFO L290 TraceCheckUtils]: 33: Hoare triple {1129#true} ~y := #in~y; {1129#true} is VALID [2022-04-08 04:07:41,727 INFO L290 TraceCheckUtils]: 34: Hoare triple {1129#true} assume !(0 == ~y); {1129#true} is VALID [2022-04-08 04:07:41,728 INFO L290 TraceCheckUtils]: 35: Hoare triple {1129#true} assume true; {1129#true} is VALID [2022-04-08 04:07:41,734 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {1129#true} {1129#true} #389#return; {1129#true} is VALID [2022-04-08 04:07:41,734 INFO L290 TraceCheckUtils]: 37: Hoare triple {1129#true} call #t~mem22 := read~int(~Id_MCDC_94.base, ~Id_MCDC_94.offset, 1);#t~short24 := #t~mem22 * ~Id_MCDC_122~0 % 4294967296 >= 0; {1129#true} is VALID [2022-04-08 04:07:41,736 INFO L290 TraceCheckUtils]: 38: Hoare triple {1129#true} assume #t~short24;call #t~mem23 := read~int(~Id_MCDC_94.base, ~Id_MCDC_94.offset, 1);#t~short24 := #t~mem23 * ~Id_MCDC_122~0 % 4294967296 <= 4294967295; {1149#|Id_MCDC_95_#t~short24|} is VALID [2022-04-08 04:07:41,736 INFO L272 TraceCheckUtils]: 39: Hoare triple {1149#|Id_MCDC_95_#t~short24|} call __VERIFIER_assert((if #t~short24 then 1 else 0)); {1150#(not (= |__VERIFIER_assert_#in~Id_MCDC_103| 0))} is VALID [2022-04-08 04:07:41,737 INFO L290 TraceCheckUtils]: 40: Hoare triple {1150#(not (= |__VERIFIER_assert_#in~Id_MCDC_103| 0))} ~Id_MCDC_103 := #in~Id_MCDC_103; {1151#(not (= __VERIFIER_assert_~Id_MCDC_103 0))} is VALID [2022-04-08 04:07:41,737 INFO L290 TraceCheckUtils]: 41: Hoare triple {1151#(not (= __VERIFIER_assert_~Id_MCDC_103 0))} assume 0 == ~Id_MCDC_103; {1130#false} is VALID [2022-04-08 04:07:41,737 INFO L290 TraceCheckUtils]: 42: Hoare triple {1130#false} assume !false; {1130#false} is VALID [2022-04-08 04:07:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-08 04:07:41,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 04:07:41,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20493777] [2022-04-08 04:07:41,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20493777] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 04:07:41,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 04:07:41,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-08 04:07:41,752 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 04:07:41,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2017242824] [2022-04-08 04:07:41,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2017242824] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 04:07:41,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 04:07:41,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-08 04:07:41,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221751046] [2022-04-08 04:07:41,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 04:07:41,753 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-04-08 04:07:41,753 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 04:07:41,753 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:41,782 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 04:07:41,782 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-08 04:07:41,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 04:07:41,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-08 04:07:41,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-08 04:07:41,783 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:43,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 04:07:43,939 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-04-08 04:07:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-08 04:07:43,940 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-04-08 04:07:43,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 04:07:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:43,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 201 transitions. [2022-04-08 04:07:43,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 201 transitions. [2022-04-08 04:07:43,950 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 201 transitions. [2022-04-08 04:07:44,256 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 201 edges. 201 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 04:07:44,257 INFO L225 Difference]: With dead ends: 148 [2022-04-08 04:07:44,258 INFO L226 Difference]: Without dead ends: 0 [2022-04-08 04:07:44,268 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-04-08 04:07:44,270 INFO L913 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-04-08 04:07:44,271 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-04-08 04:07:44,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-08 04:07:44,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-08 04:07:44,272 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 04:07:44,272 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-08 04:07:44,272 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-08 04:07:44,272 INFO L87 Difference]: Start difference. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-08 04:07:44,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 04:07:44,273 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-08 04:07:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-08 04:07:44,273 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 04:07:44,273 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 04:07:44,273 INFO L74 IsIncluded]: Start isIncluded. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-04-08 04:07:44,273 INFO L87 Difference]: Start difference. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-04-08 04:07:44,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 04:07:44,274 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-08 04:07:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-08 04:07:44,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 04:07:44,274 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 04:07:44,274 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 04:07:44,274 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 04:07:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-08 04:07:44,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-08 04:07:44,274 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-04-08 04:07:44,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 04:07:44,275 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-08 04:07:44,275 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-08 04:07:44,275 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 0 states and 0 transitions. [2022-04-08 04:07:44,275 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 04:07:44,275 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-08 04:07:44,275 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 04:07:44,278 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-08 04:07:44,279 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-08 04:07:44,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-08 04:07:44,791 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-04-08 04:07:44,791 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-04-08 04:07:44,791 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-04-08 04:07:44,791 INFO L885 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-04-08 04:07:44,792 INFO L885 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-04-08 04:07:44,793 INFO L885 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-04-08 04:07:44,794 INFO L885 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-04-08 04:07:44,795 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-08 04:07:44,795 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-04-08 04:07:44,795 INFO L878 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-08 04:07:44,795 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-04-08 04:07:44,795 INFO L878 garLoopResultBuilder]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-08 04:07:44,795 INFO L885 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-04-08 04:07:44,795 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-04-08 04:07:44,795 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-04-08 04:07:44,795 INFO L885 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-04-08 04:07:44,795 INFO L885 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-04-08 04:07:44,796 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-04-08 04:07:44,796 INFO L885 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-04-08 04:07:44,796 INFO L885 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-04-08 04:07:44,796 INFO L885 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-04-08 04:07:44,796 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-04-08 04:07:44,796 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-04-08 04:07:44,796 INFO L878 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-08 04:07:44,796 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-08 04:07:44,796 INFO L878 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,796 INFO L878 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,796 INFO L878 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,797 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-08 04:07:44,797 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-04-08 04:07:44,797 INFO L878 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,797 INFO L878 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,797 INFO L878 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,797 INFO L878 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,797 INFO L878 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-08 04:07:44,797 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-04-08 04:07:44,797 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-04-08 04:07:44,797 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-04-08 04:07:44,797 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-04-08 04:07:44,798 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-04-08 04:07:44,798 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-04-08 04:07:44,798 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-04-08 04:07:44,799 INFO L885 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L878 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L878 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L878 garLoopResultBuilder]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-04-08 04:07:44,800 INFO L885 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-04-08 04:07:44,801 INFO L885 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-04-08 04:07:44,802 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L878 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-04-08 04:07:44,803 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-04-08 04:07:44,803 INFO L878 garLoopResultBuilder]: At program point L461(lines 461 464) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-04-08 04:07:44,803 INFO L878 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-04-08 04:07:44,803 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-04-08 04:07:44,804 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-04-08 04:07:44,807 INFO L719 BasicCegarLoop]: Path program histogram: [2, 2] [2022-04-08 04:07:44,808 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-08 04:07:44,811 WARN L170 areAnnotationChecker]: reach_errorENTRY has no Hoare annotation [2022-04-08 04:07:44,812 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2022-04-08 04:07:44,814 WARN L170 areAnnotationChecker]: reach_errorFINAL has no Hoare annotation [2022-04-08 04:07:44,815 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2022-04-08 04:07:44,815 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2022-04-08 04:07:44,816 WARN L170 areAnnotationChecker]: L6-2 has no Hoare annotation [2022-04-08 04:07:44,820 INFO L163 areAnnotationChecker]: CFG has 186 edges. 186 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-04-08 04:07:44,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.04 04:07:44 BoogieIcfgContainer [2022-04-08 04:07:44,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-08 04:07:44,830 INFO L158 Benchmark]: Toolchain (without parser) took 7292.81ms. Allocated memory was 205.5MB in the beginning and 319.8MB in the end (delta: 114.3MB). Free memory was 146.2MB in the beginning and 238.0MB in the end (delta: -91.8MB). Peak memory consumption was 159.4MB. Max. memory is 8.0GB. [2022-04-08 04:07:44,830 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 205.5MB. Free memory is still 163.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-08 04:07:44,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.79ms. Allocated memory was 205.5MB in the beginning and 250.6MB in the end (delta: 45.1MB). Free memory was 146.0MB in the beginning and 213.2MB in the end (delta: -67.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-04-08 04:07:44,830 INFO L158 Benchmark]: Boogie Preprocessor took 57.55ms. Allocated memory is still 250.6MB. Free memory was 213.2MB in the beginning and 208.4MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-04-08 04:07:44,831 INFO L158 Benchmark]: RCFGBuilder took 805.20ms. Allocated memory is still 250.6MB. Free memory was 208.4MB in the beginning and 170.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2022-04-08 04:07:44,831 INFO L158 Benchmark]: TraceAbstraction took 6060.78ms. Allocated memory was 250.6MB in the beginning and 319.8MB in the end (delta: 69.2MB). Free memory was 170.2MB in the beginning and 238.0MB in the end (delta: -67.9MB). Peak memory consumption was 139.2MB. Max. memory is 8.0GB. [2022-04-08 04:07:44,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 205.5MB. Free memory is still 163.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 362.79ms. Allocated memory was 205.5MB in the beginning and 250.6MB in the end (delta: 45.1MB). Free memory was 146.0MB in the beginning and 213.2MB in the end (delta: -67.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.55ms. Allocated memory is still 250.6MB. Free memory was 213.2MB in the beginning and 208.4MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 805.20ms. Allocated memory is still 250.6MB. Free memory was 208.4MB in the beginning and 170.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * TraceAbstraction took 6060.78ms. Allocated memory was 250.6MB in the beginning and 319.8MB in the end (delta: 69.2MB). Free memory was 170.2MB in the beginning and 238.0MB in the end (delta: -67.9MB). Peak memory consumption was 139.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 488 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 475 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667 IncrementalHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 252 mSDtfsCounter, 667 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 353 HoareAnnotationTreeSize, 455 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 129 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 420]: Procedure Contract for Id_MCDC_100 Derived contract for procedure Id_MCDC_100: 1 - ProcedureContractResult [Line: 400]: Procedure Contract for Id_MCDC_99 Derived contract for procedure Id_MCDC_99: 1 - ProcedureContractResult [Line: 193]: Procedure Contract for Id_MCDC_89 Derived contract for procedure Id_MCDC_89: 1 - ProcedureContractResult [Line: 331]: Procedure Contract for Id_MCDC_97 Derived contract for procedure Id_MCDC_97: 1 - ProcedureContractResult [Line: 427]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 280]: Procedure Contract for Id_MCDC_95 Derived contract for procedure Id_MCDC_95: 1 - ProcedureContractResult [Line: 300]: Procedure Contract for Id_MCDC_96 Derived contract for procedure Id_MCDC_96: 1 - ProcedureContractResult [Line: 249]: Procedure Contract for Id_MCDC_92 Derived contract for procedure Id_MCDC_92: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 459]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: !(Id_MCDC_103 == 0) || \old(Id_MCDC_103) == 0 RESULT: Ultimate proved your program to be correct! [2022-04-08 04:07:44,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...