./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 15:41:26,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 15:41:26,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 15:41:26,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 15:41:26,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 15:41:26,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 15:41:26,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 15:41:26,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 15:41:26,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 15:41:26,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 15:41:26,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 15:41:26,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 15:41:26,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 15:41:26,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 15:41:26,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 15:41:26,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 15:41:26,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 15:41:26,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 15:41:26,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 15:41:26,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 15:41:26,989 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 15:41:26,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 15:41:26,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 15:41:26,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 15:41:26,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 15:41:26,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 15:41:26,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 15:41:26,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 15:41:26,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 15:41:26,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 15:41:26,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 15:41:26,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 15:41:27,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 15:41:27,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 15:41:27,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 15:41:27,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 15:41:27,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 15:41:27,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 15:41:27,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 15:41:27,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 15:41:27,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 15:41:27,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 15:41:27,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 15:41:27,034 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 15:41:27,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 15:41:27,036 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 15:41:27,036 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 15:41:27,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 15:41:27,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 15:41:27,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 15:41:27,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 15:41:27,037 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 15:41:27,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 15:41:27,038 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 15:41:27,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 15:41:27,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 15:41:27,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 15:41:27,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 15:41:27,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 15:41:27,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 15:41:27,039 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 15:41:27,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 15:41:27,039 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 15:41:27,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 15:41:27,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 15:41:27,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 15:41:27,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 15:41:27,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 15:41:27,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 15:41:27,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 15:41:27,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 15:41:27,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 15:41:27,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 15:41:27,042 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 15:41:27,042 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 15:41:27,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 15:41:27,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 [2022-07-13 15:41:27,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 15:41:27,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 15:41:27,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 15:41:27,265 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 15:41:27,265 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 15:41:27,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2022-07-13 15:41:27,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32d89d0c/e748c68a554e4211a7193b3217b2bf41/FLAGd38a7de8e [2022-07-13 15:41:27,715 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 15:41:27,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2022-07-13 15:41:27,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32d89d0c/e748c68a554e4211a7193b3217b2bf41/FLAGd38a7de8e [2022-07-13 15:41:27,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32d89d0c/e748c68a554e4211a7193b3217b2bf41 [2022-07-13 15:41:27,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 15:41:27,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 15:41:27,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 15:41:27,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 15:41:27,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 15:41:27,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:41:27" (1/1) ... [2022-07-13 15:41:27,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f9211c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:27, skipping insertion in model container [2022-07-13 15:41:27,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:41:27" (1/1) ... [2022-07-13 15:41:27,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 15:41:27,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 15:41:27,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c[11890,11903] [2022-07-13 15:41:27,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 15:41:27,965 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 15:41:28,041 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c[11890,11903] [2022-07-13 15:41:28,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 15:41:28,052 INFO L208 MainTranslator]: Completed translation [2022-07-13 15:41:28,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28 WrapperNode [2022-07-13 15:41:28,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 15:41:28,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 15:41:28,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 15:41:28,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 15:41:28,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,100 INFO L137 Inliner]: procedures = 29, calls = 156, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 448 [2022-07-13 15:41:28,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 15:41:28,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 15:41:28,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 15:41:28,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 15:41:28,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 15:41:28,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 15:41:28,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 15:41:28,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 15:41:28,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (1/1) ... [2022-07-13 15:41:28,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 15:41:28,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 15:41:28,235 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) [2022-07-13 15:41:28,260 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 [2022-07-13 15:41:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-07-13 15:41:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-07-13 15:41:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-13 15:41:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 15:41:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-13 15:41:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 15:41:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 15:41:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 15:41:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-13 15:41:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-07-13 15:41:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 15:41:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-13 15:41:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 15:41:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 15:41:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-07-13 15:41:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-07-13 15:41:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 15:41:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-07-13 15:41:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-07-13 15:41:28,422 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 15:41:28,423 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 15:41:28,748 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 15:41:28,753 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 15:41:28,753 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-07-13 15:41:28,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:41:28 BoogieIcfgContainer [2022-07-13 15:41:28,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 15:41:28,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 15:41:28,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 15:41:28,768 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 15:41:28,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 03:41:27" (1/3) ... [2022-07-13 15:41:28,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca31b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 03:41:28, skipping insertion in model container [2022-07-13 15:41:28,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:41:28" (2/3) ... [2022-07-13 15:41:28,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca31b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 03:41:28, skipping insertion in model container [2022-07-13 15:41:28,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:41:28" (3/3) ... [2022-07-13 15:41:28,771 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-07-13 15:41:28,790 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 15:41:28,790 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 15:41:28,839 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 15:41:28,863 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@764a5389, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@344c54a7 [2022-07-13 15:41:28,863 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 15:41:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 88 states have (on average 1.6022727272727273) internal successors, (141), 89 states have internal predecessors, (141), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-07-13 15:41:28,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-07-13 15:41:28,881 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 15:41:28,883 INFO L195 NwaCegarLoop]: 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] [2022-07-13 15:41:28,883 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 15:41:28,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 15:41:28,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1410790155, now seen corresponding path program 1 times [2022-07-13 15:41:28,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 15:41:28,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300413068] [2022-07-13 15:41:28,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 15:41:28,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 15:41:29,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 15:41:29,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 15:41:29,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 15:41:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 15:41:29,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 15:41:29,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300413068] [2022-07-13 15:41:29,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300413068] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 15:41:29,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 15:41:29,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 15:41:29,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666311316] [2022-07-13 15:41:29,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 15:41:29,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 15:41:29,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 15:41:29,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 15:41:29,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 15:41:29,196 INFO L87 Difference]: Start difference. First operand has 101 states, 88 states have (on average 1.6022727272727273) internal successors, (141), 89 states have internal predecessors, (141), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 15:41:29,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 15:41:29,228 INFO L93 Difference]: Finished difference Result 197 states and 314 transitions. [2022-07-13 15:41:29,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 15:41:29,234 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2022-07-13 15:41:29,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 15:41:29,239 INFO L225 Difference]: With dead ends: 197 [2022-07-13 15:41:29,239 INFO L226 Difference]: Without dead ends: 95 [2022-07-13 15:41:29,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 15:41:29,244 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 15:41:29,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 15:41:29,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-07-13 15:41:29,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2022-07-13 15:41:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 83 states have (on average 1.5180722891566265) internal successors, (126), 84 states have internal predecessors, (126), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-07-13 15:41:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 141 transitions. [2022-07-13 15:41:29,275 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 141 transitions. Word has length 27 [2022-07-13 15:41:29,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 15:41:29,276 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 141 transitions. [2022-07-13 15:41:29,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 15:41:29,276 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2022-07-13 15:41:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-13 15:41:29,277 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 15:41:29,278 INFO L195 NwaCegarLoop]: 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] [2022-07-13 15:41:29,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 15:41:29,278 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 15:41:29,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 15:41:29,279 INFO L85 PathProgramCache]: Analyzing trace with hash 612972858, now seen corresponding path program 1 times [2022-07-13 15:41:29,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 15:41:29,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769377702] [2022-07-13 15:41:29,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 15:41:29,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 15:41:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 15:41:29,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-13 15:41:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 15:41:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 15:41:29,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 15:41:29,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769377702] [2022-07-13 15:41:29,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769377702] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 15:41:29,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 15:41:29,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 15:41:29,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554648891] [2022-07-13 15:41:29,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 15:41:29,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 15:41:29,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 15:41:29,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 15:41:29,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 15:41:29,348 INFO L87 Difference]: Start difference. First operand 95 states and 141 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 15:41:29,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 15:41:29,360 INFO L93 Difference]: Finished difference Result 104 states and 153 transitions. [2022-07-13 15:41:29,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 15:41:29,361 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-07-13 15:41:29,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 15:41:29,361 INFO L225 Difference]: With dead ends: 104 [2022-07-13 15:41:29,361 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 15:41:29,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 15:41:29,363 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 8 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 15:41:29,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 288 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 15:41:29,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 15:41:29,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 15:41:29,364 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) [2022-07-13 15:41:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 15:41:29,364 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2022-07-13 15:41:29,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 15:41:29,365 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 15:41:29,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 15:41:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 15:41:29,365 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 15:41:29,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 15:41:29,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 15:41:29,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 15:41:29,397 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113EXIT(lines 305 324) no Hoare annotation was computed. [2022-07-13 15:41:29,398 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2022-07-13 15:41:29,398 INFO L899 garLoopResultBuilder]: For program point L280(lines 280 294) no Hoare annotation was computed. [2022-07-13 15:41:29,398 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2022-07-13 15:41:29,398 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 312) no Hoare annotation was computed. [2022-07-13 15:41:29,399 INFO L902 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-07-13 15:41:29,399 INFO L899 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2022-07-13 15:41:29,399 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 490) no Hoare annotation was computed. [2022-07-13 15:41:29,399 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION(line 489) no Hoare annotation was computed. [2022-07-13 15:41:29,399 INFO L895 garLoopResultBuilder]: At program point L487-2(lines 485 492) the Hoare annotation is: (= |Id_MCDC_113___VERIFIER_assert_~Id_MCDC_121#1| 1) [2022-07-13 15:41:29,400 INFO L902 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-07-13 15:41:29,400 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2022-07-13 15:41:29,401 INFO L902 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-07-13 15:41:29,401 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113FINAL(lines 305 324) no Hoare annotation was computed. [2022-07-13 15:41:29,401 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 294) no Hoare annotation was computed. [2022-07-13 15:41:29,401 INFO L902 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-07-13 15:41:29,402 INFO L899 garLoopResultBuilder]: For program point L315-1(line 315) no Hoare annotation was computed. [2022-07-13 15:41:29,402 INFO L902 garLoopResultBuilder]: At program point L303(lines 274 304) the Hoare annotation is: true [2022-07-13 15:41:29,402 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2022-07-13 15:41:29,402 INFO L899 garLoopResultBuilder]: For program point L295-1(lines 275 304) no Hoare annotation was computed. [2022-07-13 15:41:29,402 INFO L899 garLoopResultBuilder]: For program point L295-2(lines 295 302) no Hoare annotation was computed. [2022-07-13 15:41:29,403 INFO L899 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2022-07-13 15:41:29,403 INFO L899 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2022-07-13 15:41:29,403 INFO L899 garLoopResultBuilder]: For program point L341-3(line 341) no Hoare annotation was computed. [2022-07-13 15:41:29,403 INFO L899 garLoopResultBuilder]: For program point L341-5(lines 341 353) no Hoare annotation was computed. [2022-07-13 15:41:29,403 INFO L899 garLoopResultBuilder]: For program point L333-1(lines 333 340) no Hoare annotation was computed. [2022-07-13 15:41:29,403 INFO L902 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-07-13 15:41:29,404 INFO L899 garLoopResultBuilder]: For program point L333-4(lines 333 340) no Hoare annotation was computed. [2022-07-13 15:41:29,404 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 15:41:29,404 INFO L899 garLoopResultBuilder]: For program point L383-2(lines 383 421) no Hoare annotation was computed. [2022-07-13 15:41:29,404 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 15:41:29,404 INFO L902 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-07-13 15:41:29,404 INFO L899 garLoopResultBuilder]: For program point L433(line 433) no Hoare annotation was computed. [2022-07-13 15:41:29,405 INFO L899 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2022-07-13 15:41:29,405 INFO L902 garLoopResultBuilder]: At program point L450(lines 445 451) the Hoare annotation is: true [2022-07-13 15:41:29,405 INFO L899 garLoopResultBuilder]: For program point L442(line 442) no Hoare annotation was computed. [2022-07-13 15:41:29,407 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2022-07-13 15:41:29,407 INFO L899 garLoopResultBuilder]: For program point L343-1(lines 341 353) no Hoare annotation was computed. [2022-07-13 15:41:29,407 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 418) no Hoare annotation was computed. [2022-07-13 15:41:29,408 INFO L902 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-07-13 15:41:29,408 INFO L899 garLoopResultBuilder]: For program point L401-4(lines 401 418) no Hoare annotation was computed. [2022-07-13 15:41:29,408 INFO L902 garLoopResultBuilder]: At program point L443(lines 425 444) the Hoare annotation is: true [2022-07-13 15:41:29,409 INFO L899 garLoopResultBuilder]: For program point L377-2(lines 377 380) no Hoare annotation was computed. [2022-07-13 15:41:29,409 INFO L902 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-07-13 15:41:29,409 INFO L899 garLoopResultBuilder]: For program point L377-4(lines 357 424) no Hoare annotation was computed. [2022-07-13 15:41:29,410 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 339) no Hoare annotation was computed. [2022-07-13 15:41:29,411 INFO L902 garLoopResultBuilder]: At program point L452(lines 452 484) the Hoare annotation is: true [2022-07-13 15:41:29,411 INFO L902 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-07-13 15:41:29,411 INFO L899 garLoopResultBuilder]: For program point L386-1(lines 386 389) no Hoare annotation was computed. [2022-07-13 15:41:29,411 INFO L902 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-07-13 15:41:29,411 INFO L899 garLoopResultBuilder]: For program point L403-1(lines 403 406) no Hoare annotation was computed. [2022-07-13 15:41:29,411 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 332) no Hoare annotation was computed. [2022-07-13 15:41:29,411 INFO L902 garLoopResultBuilder]: At program point L354(lines 325 355) the Hoare annotation is: true [2022-07-13 15:41:29,412 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 15:41:29,412 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2022-07-13 15:41:29,412 INFO L902 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-07-13 15:41:29,413 INFO L899 garLoopResultBuilder]: For program point L396-1(lines 396 399) no Hoare annotation was computed. [2022-07-13 15:41:29,413 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 15:41:29,413 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 417) no Hoare annotation was computed. [2022-07-13 15:41:29,413 INFO L899 garLoopResultBuilder]: For program point L381(lines 381 422) no Hoare annotation was computed. [2022-07-13 15:41:29,414 INFO L899 garLoopResultBuilder]: For program point L431-2(lines 431 441) no Hoare annotation was computed. [2022-07-13 15:41:29,414 INFO L902 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: true [2022-07-13 15:41:29,414 INFO L902 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: true [2022-07-13 15:41:29,414 INFO L902 garLoopResultBuilder]: At program point L423(lines 356 424) the Hoare annotation is: true [2022-07-13 15:41:29,414 INFO L902 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-07-13 15:41:29,414 INFO L899 garLoopResultBuilder]: For program point L390-1(lines 390 393) no Hoare annotation was computed. [2022-07-13 15:41:29,415 INFO L899 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2022-07-13 15:41:29,415 INFO L899 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2022-07-13 15:41:29,415 INFO L899 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2022-07-13 15:41:29,415 INFO L902 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-07-13 15:41:29,415 INFO L902 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-07-13 15:41:29,415 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 257) no Hoare annotation was computed. [2022-07-13 15:41:29,415 INFO L899 garLoopResultBuilder]: For program point L246(line 246) no Hoare annotation was computed. [2022-07-13 15:41:29,416 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_107FINAL(lines 218 273) no Hoare annotation was computed. [2022-07-13 15:41:29,416 INFO L899 garLoopResultBuilder]: For program point L242(line 242) no Hoare annotation was computed. [2022-07-13 15:41:29,416 INFO L899 garLoopResultBuilder]: For program point L242-2(line 242) no Hoare annotation was computed. [2022-07-13 15:41:29,416 INFO L902 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-07-13 15:41:29,416 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-07-13 15:41:29,416 INFO L899 garLoopResultBuilder]: For program point L259-2(line 259) no Hoare annotation was computed. [2022-07-13 15:41:29,416 INFO L899 garLoopResultBuilder]: For program point L259-3(line 259) no Hoare annotation was computed. [2022-07-13 15:41:29,417 INFO L899 garLoopResultBuilder]: For program point L259-5(lines 259 271) no Hoare annotation was computed. [2022-07-13 15:41:29,417 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2022-07-13 15:41:29,417 INFO L902 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-07-13 15:41:29,417 INFO L899 garLoopResultBuilder]: For program point L251-4(lines 251 258) no Hoare annotation was computed. [2022-07-13 15:41:29,417 INFO L899 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2022-07-13 15:41:29,417 INFO L899 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2022-07-13 15:41:29,417 INFO L899 garLoopResultBuilder]: For program point L239-2(line 239) no Hoare annotation was computed. [2022-07-13 15:41:29,417 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 233) no Hoare annotation was computed. [2022-07-13 15:41:29,418 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2022-07-13 15:41:29,418 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 226) no Hoare annotation was computed. [2022-07-13 15:41:29,418 INFO L899 garLoopResultBuilder]: For program point L248(line 248) no Hoare annotation was computed. [2022-07-13 15:41:29,418 INFO L899 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2022-07-13 15:41:29,418 INFO L899 garLoopResultBuilder]: For program point L236(line 236) no Hoare annotation was computed. [2022-07-13 15:41:29,418 INFO L899 garLoopResultBuilder]: For program point L236-2(line 236) no Hoare annotation was computed. [2022-07-13 15:41:29,418 INFO L899 garLoopResultBuilder]: For program point L261(lines 261 266) no Hoare annotation was computed. [2022-07-13 15:41:29,419 INFO L899 garLoopResultBuilder]: For program point L261-1(lines 259 271) no Hoare annotation was computed. [2022-07-13 15:41:29,419 INFO L899 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2022-07-13 15:41:29,419 INFO L899 garLoopResultBuilder]: For program point L245-2(line 245) no Hoare annotation was computed. [2022-07-13 15:41:29,419 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-07-13 15:41:29,419 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2022-07-13 15:41:29,419 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_107EXIT(lines 218 273) no Hoare annotation was computed. [2022-07-13 15:41:29,421 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-13 15:41:29,423 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 15:41:29,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 03:41:29 BoogieIcfgContainer [2022-07-13 15:41:29,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 15:41:29,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 15:41:29,438 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 15:41:29,438 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 15:41:29,442 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:41:28" (3/4) ... [2022-07-13 15:41:29,444 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 15:41:29,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_113 [2022-07-13 15:41:29,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure avoid_zero [2022-07-13 15:41:29,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_107 [2022-07-13 15:41:29,473 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2022-07-13 15:41:29,473 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-07-13 15:41:29,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-07-13 15:41:29,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-13 15:41:29,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 15:41:29,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 15:41:29,557 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 15:41:29,557 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 15:41:29,558 INFO L158 Benchmark]: Toolchain (without parser) took 1821.14ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 61.9MB in the beginning and 57.9MB in the end (delta: 4.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-07-13 15:41:29,558 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 73.4MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 15:41:29,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.75ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 52.7MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-13 15:41:29,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.14ms. Allocated memory is still 88.1MB. Free memory was 52.7MB in the beginning and 49.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-13 15:41:29,559 INFO L158 Benchmark]: Boogie Preprocessor took 94.07ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 46.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 15:41:29,560 INFO L158 Benchmark]: RCFGBuilder took 559.61ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 46.1MB in the beginning and 82.6MB in the end (delta: -36.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-07-13 15:41:29,560 INFO L158 Benchmark]: TraceAbstraction took 680.84ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 66.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-07-13 15:41:29,560 INFO L158 Benchmark]: Witness Printer took 119.71ms. Allocated memory is still 109.1MB. Free memory was 65.7MB in the beginning and 57.9MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 15:41:29,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 73.4MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.75ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 52.7MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.14ms. Allocated memory is still 88.1MB. Free memory was 52.7MB in the beginning and 49.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.07ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 46.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 559.61ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 46.1MB in the beginning and 82.6MB in the end (delta: -36.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * TraceAbstraction took 680.84ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 66.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Witness Printer took 119.71ms. Allocated memory is still 109.1MB. Free memory was 65.7MB in the beginning and 57.9MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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 4 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 436 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 139 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 297 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 69 PreInvPairs, 97 NumberOfFragments, 27 HoareAnnotationTreeSize, 69 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: Id_MCDC_121 == 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-13 15:41:29,603 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE