/usr/bin/java -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_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 21:10:23,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 21:10:23,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 21:10:23,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 21:10:23,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 21:10:23,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 21:10:23,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 21:10:23,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 21:10:23,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 21:10:23,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 21:10:23,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 21:10:23,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 21:10:23,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 21:10:23,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 21:10:23,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 21:10:23,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 21:10:23,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 21:10:23,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 21:10:23,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 21:10:23,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 21:10:23,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 21:10:23,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 21:10:23,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 21:10:23,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 21:10:23,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-31 21:10:23,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 21:10:23,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 21:10:23,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 21:10:23,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-01-31 21:10:23,945 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 21:10:23,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 21:10:23,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 21:10:23,946 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 21:10:23,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 21:10:23,947 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 21:10:23,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 21:10:23,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 21:10:23,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 21:10:23,948 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 21:10:23,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 21:10:23,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 21:10:23,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 21:10:23,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-01-31 21:10:23,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-31 21:10:23,949 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-01-31 21:10:23,949 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 21:10:24,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 21:10:24,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 21:10:24,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 21:10:24,187 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 21:10:24,188 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 21:10:24,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-01-31 21:10:24,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9f7eeac1/952a46fae67a47678dba0180e35144d7/FLAGcdb472d25 [2022-01-31 21:10:24,599 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 21:10:24,600 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-01-31 21:10:24,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9f7eeac1/952a46fae67a47678dba0180e35144d7/FLAGcdb472d25 [2022-01-31 21:10:24,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9f7eeac1/952a46fae67a47678dba0180e35144d7 [2022-01-31 21:10:24,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 21:10:24,987 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-01-31 21:10:24,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 21:10:24,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 21:10:24,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 21:10:24,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:10:24" (1/1) ... [2022-01-31 21:10:24,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae14184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:24, skipping insertion in model container [2022-01-31 21:10:24,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:10:24" (1/1) ... [2022-01-31 21:10:25,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 21:10:25,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 21:10:25,239 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_1.c[11890,11903] [2022-01-31 21:10:25,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 21:10:25,249 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 21:10:25,301 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_1.c[11890,11903] [2022-01-31 21:10:25,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 21:10:25,322 INFO L208 MainTranslator]: Completed translation [2022-01-31 21:10:25,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25 WrapperNode [2022-01-31 21:10:25,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 21:10:25,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 21:10:25,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 21:10:25,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 21:10:25,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 21:10:25,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 21:10:25,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 21:10:25,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 21:10:25,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (1/1) ... [2022-01-31 21:10:25,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 21:10:25,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 21:10:25,460 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) [2022-01-31 21:10:25,470 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 [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-01-31 21:10:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2022-01-31 21:10:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2022-01-31 21:10:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2022-01-31 21:10:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2022-01-31 21:10:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 21:10:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-01-31 21:10:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 21:10:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-01-31 21:10:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 21:10:25,643 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 21:10:25,645 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 21:10:26,025 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 21:10:26,031 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 21:10:26,032 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-01-31 21:10:26,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:10:26 BoogieIcfgContainer [2022-01-31 21:10:26,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 21:10:26,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 21:10:26,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 21:10:26,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 21:10:26,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 09:10:24" (1/3) ... [2022-01-31 21:10:26,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a91d139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:10:26, skipping insertion in model container [2022-01-31 21:10:26,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:10:25" (2/3) ... [2022-01-31 21:10:26,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a91d139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:10:26, skipping insertion in model container [2022-01-31 21:10:26,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:10:26" (3/3) ... [2022-01-31 21:10:26,041 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-01-31 21:10:26,044 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-01-31 21:10:26,044 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 21:10:26,080 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 21:10:26,086 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, 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, mLoopAccelerationTechnique=JORDAN [2022-01-31 21:10:26,086 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 21:10:26,100 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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) [2022-01-31 21:10:26,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-01-31 21:10:26,110 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 21:10:26,110 INFO L514 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] [2022-01-31 21:10:26,111 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 21:10:26,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 21:10:26,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2022-01-31 21:10:26,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 21:10:26,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [419342510] [2022-01-31 21:10:26,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 21:10:26,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 21:10:26,177 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 21:10:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:26,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 21:10:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:26,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-01-31 21:10:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:26,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-01-31 21:10:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 21:10:26,537 INFO L139 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-01-31 21:10:26,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [419342510] [2022-01-31 21:10:26,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModulePreferences [419342510] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 21:10:26,539 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 21:10:26,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 21:10:26,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262678553] [2022-01-31 21:10:26,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 21:10:26,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 21:10:26,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-01-31 21:10:26,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 21:10:26,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 21:10:26,578 INFO L87 Difference]: Start difference. First operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-01-31 21:10:27,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 21:10:27,050 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2022-01-31 21:10:27,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 21:10:27,053 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2022-01-31 21:10:27,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 21:10:27,064 INFO L225 Difference]: With dead ends: 241 [2022-01-31 21:10:27,064 INFO L226 Difference]: Without dead ends: 118 [2022-01-31 21:10:27,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-31 21:10:27,075 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 236 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-31 21:10:27,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 137 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-31 21:10:27,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-01-31 21:10:27,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-01-31 21:10:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 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) [2022-01-31 21:10:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-01-31 21:10:27,171 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2022-01-31 21:10:27,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 21:10:27,172 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-01-31 21:10:27,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-01-31 21:10:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-01-31 21:10:27,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-01-31 21:10:27,180 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 21:10:27,180 INFO L514 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] [2022-01-31 21:10:27,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 21:10:27,181 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 21:10:27,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 21:10:27,182 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2022-01-31 21:10:27,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 21:10:27,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1833719562] [2022-01-31 21:10:27,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 21:10:27,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 21:10:27,188 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 21:10:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:27,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 21:10:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:27,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-01-31 21:10:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-01-31 21:10:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 21:10:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 21:10:27,441 INFO L139 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-01-31 21:10:27,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1833719562] [2022-01-31 21:10:27,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModulePreferences [1833719562] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 21:10:27,442 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 21:10:27,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-31 21:10:27,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639959450] [2022-01-31 21:10:27,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 21:10:27,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-31 21:10:27,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-01-31 21:10:27,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-31 21:10:27,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-31 21:10:27,451 INFO L87 Difference]: Start difference. First operand 118 states and 164 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-01-31 21:10:28,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 21:10:28,120 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2022-01-31 21:10:28,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-31 21:10:28,120 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2022-01-31 21:10:28,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 21:10:28,121 INFO L225 Difference]: With dead ends: 118 [2022-01-31 21:10:28,121 INFO L226 Difference]: Without dead ends: 0 [2022-01-31 21:10:28,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-01-31 21:10:28,123 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-31 21:10:28,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 123 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-31 21:10:28,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-31 21:10:28,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-31 21:10:28,125 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) [2022-01-31 21:10:28,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-31 21:10:28,125 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-01-31 21:10:28,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 21:10:28,125 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-31 21:10:28,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-01-31 21:10:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-31 21:10:28,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-31 21:10:28,128 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-31 21:10:28,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 21:10:28,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-31 21:10:28,570 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-01-31 21:10:28,570 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-01-31 21:10:28,570 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-01-31 21:10:28,571 INFO L861 garLoopResultBuilder]: At program point L321(line 321) the Hoare annotation is: true [2022-01-31 21:10:28,571 INFO L861 garLoopResultBuilder]: At program point L322-1(line 322) the Hoare annotation is: true [2022-01-31 21:10:28,571 INFO L861 garLoopResultBuilder]: At program point L321-1(line 321) the Hoare annotation is: true [2022-01-31 21:10:28,571 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113EXIT(lines 305 324) the Hoare annotation is: true [2022-01-31 21:10:28,571 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-01-31 21:10:28,571 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113FINAL(lines 305 324) the Hoare annotation is: true [2022-01-31 21:10:28,572 INFO L861 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-01-31 21:10:28,572 INFO L861 garLoopResultBuilder]: At program point L315-1(line 315) the Hoare annotation is: true [2022-01-31 21:10:28,572 INFO L861 garLoopResultBuilder]: At program point L313(lines 313 320) the Hoare annotation is: true [2022-01-31 21:10:28,572 INFO L861 garLoopResultBuilder]: At program point L313-2(lines 313 320) the Hoare annotation is: true [2022-01-31 21:10:28,572 INFO L861 garLoopResultBuilder]: At program point L309(lines 309 312) the Hoare annotation is: true [2022-01-31 21:10:28,572 INFO L861 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-01-31 21:10:28,572 INFO L861 garLoopResultBuilder]: At program point L386-1(lines 386 389) the Hoare annotation is: true [2022-01-31 21:10:28,573 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_115ENTRY(lines 356 424) 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|)) [2022-01-31 21:10:28,573 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_115FINAL(lines 356 424) the Hoare annotation is: true [2022-01-31 21:10:28,573 INFO L861 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-01-31 21:10:28,573 INFO L861 garLoopResultBuilder]: At program point L403-1(lines 403 406) the Hoare annotation is: true [2022-01-31 21:10:28,573 INFO L861 garLoopResultBuilder]: At program point L383-2(lines 383 421) the Hoare annotation is: true [2022-01-31 21:10:28,573 INFO L861 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point L396-1(lines 396 399) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point L413-1(line 413) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point L401-2(lines 401 418) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point L401-4(lines 401 418) the Hoare annotation is: true [2022-01-31 21:10:28,574 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_115EXIT(lines 356 424) the Hoare annotation is: true [2022-01-31 21:10:28,575 INFO L861 garLoopResultBuilder]: At program point L414(lines 414 417) the Hoare annotation is: true [2022-01-31 21:10:28,575 INFO L861 garLoopResultBuilder]: At program point L381(lines 381 422) the Hoare annotation is: true [2022-01-31 21:10:28,575 INFO L861 garLoopResultBuilder]: At program point L377-2(lines 377 380) the Hoare annotation is: true [2022-01-31 21:10:28,575 INFO L861 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-01-31 21:10:28,575 INFO L861 garLoopResultBuilder]: At program point L377-4(lines 357 424) the Hoare annotation is: true [2022-01-31 21:10:28,575 INFO L861 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-01-31 21:10:28,575 INFO L861 garLoopResultBuilder]: At program point L390-1(lines 390 393) the Hoare annotation is: true [2022-01-31 21:10:28,576 INFO L861 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-01-31 21:10:28,576 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114EXIT(lines 325 355) the Hoare annotation is: true [2022-01-31 21:10:28,576 INFO L861 garLoopResultBuilder]: At program point L343(lines 343 348) the Hoare annotation is: true [2022-01-31 21:10:28,576 INFO L861 garLoopResultBuilder]: At program point L343-1(lines 341 353) the Hoare annotation is: true [2022-01-31 21:10:28,576 INFO L861 garLoopResultBuilder]: At program point L341(line 341) the Hoare annotation is: true [2022-01-31 21:10:28,576 INFO L861 garLoopResultBuilder]: At program point L341-2(line 341) the Hoare annotation is: true [2022-01-31 21:10:28,576 INFO L861 garLoopResultBuilder]: At program point L341-3(line 341) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point L341-5(lines 341 353) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point L333-1(lines 333 340) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point L329(lines 329 332) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point L333-4(lines 333 340) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114FINAL(lines 325 355) the Hoare annotation is: true [2022-01-31 21:10:28,577 INFO L861 garLoopResultBuilder]: At program point L336(lines 336 339) the Hoare annotation is: true [2022-01-31 21:10:28,578 INFO L861 garLoopResultBuilder]: At program point L286(lines 286 294) the Hoare annotation is: true [2022-01-31 21:10:28,578 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110FINAL(lines 274 304) the Hoare annotation is: true [2022-01-31 21:10:28,578 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110EXIT(lines 274 304) the Hoare annotation is: true [2022-01-31 21:10:28,578 INFO L861 garLoopResultBuilder]: At program point L280(lines 280 294) the Hoare annotation is: true [2022-01-31 21:10:28,578 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2022-01-31 21:10:28,578 INFO L861 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: true [2022-01-31 21:10:28,578 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-01-31 21:10:28,579 INFO L861 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-01-31 21:10:28,579 INFO L861 garLoopResultBuilder]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2022-01-31 21:10:28,579 INFO L861 garLoopResultBuilder]: At program point L295-2(lines 295 302) the Hoare annotation is: true [2022-01-31 21:10:28,579 INFO L854 garLoopResultBuilder]: At program point L478(lines 478 481) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-01-31 21:10:28,579 INFO L854 garLoopResultBuilder]: At program point mainENTRY(lines 452 484) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-01-31 21:10:28,579 INFO L861 garLoopResultBuilder]: At program point mainFINAL(lines 452 484) the Hoare annotation is: true [2022-01-31 21:10:28,579 INFO L861 garLoopResultBuilder]: At program point mainEXIT(lines 452 484) the Hoare annotation is: true [2022-01-31 21:10:28,580 INFO L854 garLoopResultBuilder]: At program point L483(line 483) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-01-31 21:10:28,580 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_117ENTRY(lines 425 444) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-01-31 21:10:28,580 INFO L854 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,580 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_117FINAL(lines 425 444) the Hoare annotation is: true [2022-01-31 21:10:28,580 INFO L854 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,580 INFO L854 garLoopResultBuilder]: At program point L430-1(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,580 INFO L854 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,581 INFO L854 garLoopResultBuilder]: At program point L433-2(lines 433 440) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,581 INFO L854 garLoopResultBuilder]: At program point L431-2(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,581 INFO L854 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,581 INFO L854 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-01-31 21:10:28,581 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_117EXIT(lines 425 444) the Hoare annotation is: true [2022-01-31 21:10:28,581 INFO L854 garLoopResultBuilder]: At program point L449(line 449) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-01-31 21:10:28,581 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_118ENTRY(lines 445 451) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-01-31 21:10:28,582 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_118FINAL(lines 445 451) the Hoare annotation is: true [2022-01-31 21:10:28,582 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_118EXIT(lines 445 451) the Hoare annotation is: true [2022-01-31 21:10:28,582 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-01-31 21:10:28,582 INFO L858 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-01-31 21:10:28,582 INFO L858 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-01-31 21:10:28,582 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-01-31 21:10:28,582 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-01-31 21:10:28,582 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~#Id_MCDC_130~0.base)| |~#Id_MCDC_130~0.base|) (= |old(~Id_MCDC_128~0.offset)| ~Id_MCDC_128~0.offset) (= |old(~Id_MCDC_123~0)| ~Id_MCDC_123~0) (= |old(~Id_MCDC_126~0.offset)| ~Id_MCDC_126~0.offset) (= |~#Id_MCDC_130~0.offset| |old(~#Id_MCDC_130~0.offset)|) (= |old(~Id_MCDC_124~0)| ~Id_MCDC_124~0) (= ~Id_MCDC_125~0.base |old(~Id_MCDC_125~0.base)|) (= ~Id_MCDC_128~0.base |old(~Id_MCDC_128~0.base)|) (= |~#Id_MCDC_131~0.base| |old(~#Id_MCDC_131~0.base)|) (= ~Id_MCDC_129~0.offset |old(~Id_MCDC_129~0.offset)|) (= |~#Id_MCDC_131~0.offset| |old(~#Id_MCDC_131~0.offset)|) (= |old(~Id_MCDC_125~0.offset)| ~Id_MCDC_125~0.offset) (= |old(~Id_MCDC_127~0.base)| ~Id_MCDC_127~0.base) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= ~Id_MCDC_127~0.offset |old(~Id_MCDC_127~0.offset)|) (= |old(~Id_MCDC_129~0.base)| ~Id_MCDC_129~0.base) (= |old(~Id_MCDC_126~0.base)| ~Id_MCDC_126~0.base) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~Id_MCDC_122~0)| ~Id_MCDC_122~0) (= |old(#NULL.base)| |#NULL.base|)) [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-01-31 21:10:28,583 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2022-01-31 21:10:28,584 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 485 492) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2022-01-31 21:10:28,584 INFO L854 garLoopResultBuilder]: At program point L489(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-01-31 21:10:28,584 INFO L854 garLoopResultBuilder]: At program point L487(lines 487 490) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2022-01-31 21:10:28,584 INFO L854 garLoopResultBuilder]: At program point L487-2(lines 485 492) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2022-01-31 21:10:28,584 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-01-31 21:10:28,584 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-01-31 21:10:28,584 INFO L861 garLoopResultBuilder]: At program point L254(lines 254 257) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107FINAL(lines 218 273) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L242-2(line 242) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L259(line 259) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L259-2(line 259) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L259-3(line 259) the Hoare annotation is: true [2022-01-31 21:10:28,585 INFO L861 garLoopResultBuilder]: At program point L259-5(lines 259 271) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L251-1(lines 251 258) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L251-4(lines 251 258) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L243(line 243) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L239-2(line 239) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L227(lines 227 233) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L227-2(lines 227 233) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L223(lines 223 226) the Hoare annotation is: true [2022-01-31 21:10:28,586 INFO L861 garLoopResultBuilder]: At program point L248(line 248) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L240(line 240) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L236-2(line 236) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L261(lines 261 266) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L261-1(lines 259 271) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L245-2(line 245) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L237(line 237) the Hoare annotation is: true [2022-01-31 21:10:28,587 INFO L861 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-01-31 21:10:28,588 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107EXIT(lines 218 273) the Hoare annotation is: true [2022-01-31 21:10:28,590 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-31 21:10:28,591 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-31 21:10:28,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:10:28 BoogieIcfgContainer [2022-01-31 21:10:28,605 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-31 21:10:28,606 INFO L158 Benchmark]: Toolchain (without parser) took 3618.58ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 134.7MB in the beginning and 112.5MB in the end (delta: 22.3MB). Peak memory consumption was 92.3MB. Max. memory is 8.0GB. [2022-01-31 21:10:28,606 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 184.5MB. Free memory was 151.9MB in the beginning and 151.8MB in the end (delta: 108.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 21:10:28,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.23ms. Allocated memory is still 184.5MB. Free memory was 134.5MB in the beginning and 154.2MB in the end (delta: -19.8MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. [2022-01-31 21:10:28,606 INFO L158 Benchmark]: Boogie Preprocessor took 95.65ms. Allocated memory is still 184.5MB. Free memory was 154.2MB in the beginning and 151.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-31 21:10:28,607 INFO L158 Benchmark]: RCFGBuilder took 613.50ms. Allocated memory is still 184.5MB. Free memory was 151.1MB in the beginning and 120.7MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-01-31 21:10:28,607 INFO L158 Benchmark]: TraceAbstraction took 2569.94ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 120.2MB in the beginning and 112.5MB in the end (delta: 7.7MB). Peak memory consumption was 78.5MB. Max. memory is 8.0GB. [2022-01-31 21:10:28,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 184.5MB. Free memory was 151.9MB in the beginning and 151.8MB in the end (delta: 108.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 335.23ms. Allocated memory is still 184.5MB. Free memory was 134.5MB in the beginning and 154.2MB in the end (delta: -19.8MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 95.65ms. Allocated memory is still 184.5MB. Free memory was 154.2MB in the beginning and 151.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 613.50ms. Allocated memory is still 184.5MB. Free memory was 151.1MB in the beginning and 120.7MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2569.94ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 120.2MB in the beginning and 112.5MB in the end (delta: 7.7MB). Peak memory consumption was 78.5MB. 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: 489]: 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, 134 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 469 mSDsluCounter, 260 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 500 IncrementalHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 251 mSDtfsCounter, 500 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 127 LocationsWithAnnotation, 422 PreInvPairs, 533 NumberOfFragments, 353 HoareAnnotationTreeSize, 422 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 127 FomulaSimplificationsInter, 12 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: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: \old(Id_MCDC_132) == Id_MCDC_132 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 305]: Procedure Contract for Id_MCDC_113 Derived contract for procedure Id_MCDC_113: 1 - ProcedureContractResult [Line: 356]: Procedure Contract for Id_MCDC_115 Derived contract for procedure Id_MCDC_115: 1 - ProcedureContractResult [Line: 325]: Procedure Contract for Id_MCDC_114 Derived contract for procedure Id_MCDC_114: 1 - ProcedureContractResult [Line: 274]: Procedure Contract for Id_MCDC_110 Derived contract for procedure Id_MCDC_110: 1 - ProcedureContractResult [Line: 452]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 485]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: Id_MCDC_121 == 1 || !(\old(Id_MCDC_121) == 1) - ProcedureContractResult [Line: 425]: Procedure Contract for Id_MCDC_117 Derived contract for procedure Id_MCDC_117: 1 - ProcedureContractResult [Line: 218]: Procedure Contract for Id_MCDC_107 Derived contract for procedure Id_MCDC_107: 1 - ProcedureContractResult [Line: 445]: Procedure Contract for Id_MCDC_118 Derived contract for procedure Id_MCDC_118: 1 RESULT: Ultimate proved your program to be correct! [2022-01-31 21:10:28,646 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...