./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_3.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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_3.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 1391bee0bb5d7f50dd16d284fbfd81fef460a2ec12522be9e9c3c85276cf79aa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 17:05:33,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 17:05:33,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 17:05:33,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 17:05:33,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 17:05:33,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 17:05:33,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 17:05:33,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 17:05:33,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 17:05:33,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 17:05:33,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 17:05:33,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 17:05:33,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 17:05:33,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 17:05:33,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 17:05:33,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 17:05:33,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 17:05:33,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 17:05:33,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 17:05:33,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 17:05:33,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 17:05:33,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 17:05:33,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 17:05:33,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 17:05:33,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 17:05:33,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 17:05:33,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 17:05:33,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 17:05:33,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 17:05:33,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 17:05:33,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 17:05:33,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 17:05:33,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 17:05:33,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 17:05:33,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 17:05:33,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 17:05:33,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 17:05:33,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 17:05:33,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 17:05:33,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 17:05:33,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 17:05:33,163 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 17:05:33,198 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 17:05:33,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 17:05:33,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 17:05:33,199 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 17:05:33,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 17:05:33,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 17:05:33,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 17:05:33,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 17:05:33,201 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 17:05:33,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 17:05:33,202 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 17:05:33,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 17:05:33,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 17:05:33,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 17:05:33,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 17:05:33,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 17:05:33,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 17:05:33,203 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 17:05:33,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 17:05:33,203 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 17:05:33,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 17:05:33,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 17:05:33,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 17:05:33,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 17:05:33,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 17:05:33,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 17:05:33,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 17:05:33,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 17:05:33,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 17:05:33,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 17:05:33,206 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 17:05:33,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 17:05:33,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 17:05:33,207 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1391bee0bb5d7f50dd16d284fbfd81fef460a2ec12522be9e9c3c85276cf79aa [2022-02-20 17:05:33,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 17:05:33,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 17:05:33,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 17:05:33,467 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 17:05:33,467 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 17:05:33,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2022-02-20 17:05:33,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/848838ba0/87b60e8f454f4f8d90d7a976d9abd0f3/FLAG626901c4d [2022-02-20 17:05:33,981 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 17:05:33,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2022-02-20 17:05:33,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/848838ba0/87b60e8f454f4f8d90d7a976d9abd0f3/FLAG626901c4d [2022-02-20 17:05:34,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/848838ba0/87b60e8f454f4f8d90d7a976d9abd0f3 [2022-02-20 17:05:34,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 17:05:34,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 17:05:34,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 17:05:34,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 17:05:34,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 17:05:34,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:34,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41181e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34, skipping insertion in model container [2022-02-20 17:05:34,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:34,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 17:05:34,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 17:05:34,812 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_3.c[11322,11335] [2022-02-20 17:05:34,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 17:05:34,827 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 17:05:34,923 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_3.c[11322,11335] [2022-02-20 17:05:34,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 17:05:34,944 INFO L208 MainTranslator]: Completed translation [2022-02-20 17:05:34,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34 WrapperNode [2022-02-20 17:05:34,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 17:05:34,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 17:05:34,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 17:05:34,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 17:05:34,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:34,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,028 INFO L137 Inliner]: procedures = 29, calls = 156, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 447 [2022-02-20 17:05:35,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 17:05:35,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 17:05:35,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 17:05:35,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 17:05:35,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 17:05:35,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 17:05:35,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 17:05:35,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 17:05:35,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (1/1) ... [2022-02-20 17:05:35,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 17:05:35,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 17:05:35,134 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) [2022-02-20 17:05:35,138 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 [2022-02-20 17:05:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-20 17:05:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 17:05:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-02-20 17:05:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-02-20 17:05:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 17:05:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 17:05:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 17:05:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 17:05:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 17:05:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-02-20 17:05:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 17:05:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-02-20 17:05:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-02-20 17:05:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 17:05:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 17:05:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 17:05:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-02-20 17:05:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-02-20 17:05:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 17:05:35,318 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 17:05:35,320 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 17:05:36,024 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 17:05:36,036 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 17:05:36,041 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-20 17:05:36,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 05:05:36 BoogieIcfgContainer [2022-02-20 17:05:36,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 17:05:36,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 17:05:36,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 17:05:36,049 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 17:05:36,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 05:05:34" (1/3) ... [2022-02-20 17:05:36,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42aa7d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 05:05:36, skipping insertion in model container [2022-02-20 17:05:36,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:05:34" (2/3) ... [2022-02-20 17:05:36,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42aa7d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 05:05:36, skipping insertion in model container [2022-02-20 17:05:36,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 05:05:36" (3/3) ... [2022-02-20 17:05:36,051 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_3.c [2022-02-20 17:05:36,059 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 17:05:36,059 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 17:05:36,119 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 17:05:36,124 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 17:05:36,124 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 17:05:36,139 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) [2022-02-20 17:05:36,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-20 17:05:36,144 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 17:05:36,144 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] [2022-02-20 17:05:36,145 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 17:05:36,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 17:05:36,148 INFO L85 PathProgramCache]: Analyzing trace with hash -17410784, now seen corresponding path program 1 times [2022-02-20 17:05:36,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 17:05:36,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505237392] [2022-02-20 17:05:36,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 17:05:36,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 17:05:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:05:36,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-02-20 17:05:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:05:36,451 INFO L290 TraceCheckUtils]: 0: Hoare triple {104#true} ~y := #in~y; {104#true} is VALID [2022-02-20 17:05:36,453 INFO L290 TraceCheckUtils]: 1: Hoare triple {104#true} assume 0 == ~y;assume false; {105#false} is VALID [2022-02-20 17:05:36,453 INFO L290 TraceCheckUtils]: 2: Hoare triple {105#false} assume true; {105#false} is VALID [2022-02-20 17:05:36,453 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {105#false} {104#true} #351#return; {105#false} is VALID [2022-02-20 17:05:36,455 INFO L290 TraceCheckUtils]: 0: Hoare triple {104#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(5, 4);call write~init~int(114, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(118, 4, 2, 1);call write~init~int(100, 4, 3, 1);call write~init~int(0, 4, 4, 1);call #Ultimate.allocInit(3, 5);call write~init~int(119, 5, 0, 1);call write~init~int(111, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(20, 6);call #Ultimate.allocInit(5, 7);call write~init~int(114, 7, 0, 1);call write~init~int(115, 7, 1, 1);call write~init~int(118, 7, 2, 1);call write~init~int(100, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(119, 8, 0, 1);call write~init~int(111, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(7, 9);call write~init~int(105, 9, 0, 1);call write~init~int(110, 9, 1, 1);call write~init~int(46, 9, 2, 1);call write~init~int(101, 9, 3, 1);call write~init~int(100, 9, 4, 1);call write~init~int(115, 9, 5, 1);call write~init~int(0, 9, 6, 1);call #Ultimate.allocInit(2, 10);call write~init~int(114, 10, 0, 1);call write~init~int(0, 10, 1, 1);~Id_MCDC_104~0 := 0;~Id_MCDC_105~0 := 0;~Id_MCDC_106~0 := 0;~Id_MCDC_107~0.base, ~Id_MCDC_107~0.offset := 0, 0;~Id_MCDC_108~0.base, ~Id_MCDC_108~0.offset := 0, 0;~Id_MCDC_109~0.base, ~Id_MCDC_109~0.offset := 0, 0;~Id_MCDC_110~0.base, ~Id_MCDC_110~0.offset := 0, 0;~Id_MCDC_111~0.base, ~Id_MCDC_111~0.offset := 0, 0;~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset := 11, 0;call #Ultimate.allocInit(16, 11);call write~init~int(0, ~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 4 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 8 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 12 + ~#Id_MCDC_112~0.offset, 4);~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset := 12, 0;call #Ultimate.allocInit(20, 12);call write~init~int(0, ~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset, 1);call write~init~int(0, ~#Id_MCDC_113~0.base, 1 + ~#Id_MCDC_113~0.offset, 2);call write~init~int(0, ~#Id_MCDC_113~0.base, 3 + ~#Id_MCDC_113~0.offset, 1);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 4 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 8 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 16 + ~#Id_MCDC_113~0.offset, 4);~Id_MCDC_114~0 := 0; {104#true} is VALID [2022-02-20 17:05:36,455 INFO L290 TraceCheckUtils]: 1: Hoare triple {104#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret61#1.base, main_#t~ret61#1.offset, main_~Id_MCDC_143~0#1.base, main_~Id_MCDC_143~0#1.offset, main_~Id_MCDC_144~0#1.base, main_~Id_MCDC_144~0#1.offset, main_~Id_MCDC_145~0#1.base, main_~Id_MCDC_145~0#1.offset, main_~Id_MCDC_146~0#1.base, main_~Id_MCDC_146~0#1.offset, main_~Id_MCDC_147~0#1.base, main_~Id_MCDC_147~0#1.offset, main_~Id_MCDC_148~0#1.base, main_~Id_MCDC_148~0#1.offset, main_~Id_MCDC_149~0#1, main_~Id_MCDC_150~0#1, main_~Id_MCDC_151~0#1, main_~Id_MCDC_152~0#1, main_~Id_MCDC_153~0#1, main_~Id_MCDC_154~0#1, main_~Id_MCDC_155~0#1, main_~Id_MCDC_156~0#1, main_~Id_MCDC_157~0#1, main_~Id_MCDC_158~0#1.base, main_~Id_MCDC_158~0#1.offset, main_~Id_MCDC_159~0#1, main_~Id_MCDC_160~0#1, main_~Id_MCDC_161~0#1, main_~Id_MCDC_162~0#1, main_~Id_MCDC_163~0#1, main_~Id_MCDC_164~0#1;havoc main_~Id_MCDC_143~0#1.base, main_~Id_MCDC_143~0#1.offset;havoc main_~Id_MCDC_144~0#1.base, main_~Id_MCDC_144~0#1.offset;havoc main_~Id_MCDC_145~0#1.base, main_~Id_MCDC_145~0#1.offset;havoc main_~Id_MCDC_146~0#1.base, main_~Id_MCDC_146~0#1.offset;havoc main_~Id_MCDC_147~0#1.base, main_~Id_MCDC_147~0#1.offset;havoc main_~Id_MCDC_148~0#1.base, main_~Id_MCDC_148~0#1.offset;havoc main_~Id_MCDC_149~0#1;havoc main_~Id_MCDC_150~0#1;havoc main_~Id_MCDC_151~0#1;havoc main_~Id_MCDC_152~0#1;havoc main_~Id_MCDC_153~0#1;havoc main_~Id_MCDC_154~0#1;havoc main_~Id_MCDC_155~0#1;havoc main_~Id_MCDC_156~0#1;havoc main_~Id_MCDC_157~0#1;havoc main_~Id_MCDC_158~0#1.base, main_~Id_MCDC_158~0#1.offset;havoc main_~Id_MCDC_159~0#1;havoc main_~Id_MCDC_160~0#1;main_~Id_MCDC_161~0#1 := 0;main_~Id_MCDC_162~0#1 := 0;havoc main_~Id_MCDC_163~0#1;havoc main_~Id_MCDC_164~0#1;call main_#t~ret61#1.base, main_#t~ret61#1.offset := fopen(9, 0, 10, 0);main_~Id_MCDC_158~0#1.base, main_~Id_MCDC_158~0#1.offset := main_#t~ret61#1.base, main_#t~ret61#1.offset;havoc main_#t~ret61#1.base, main_#t~ret61#1.offset; {104#true} is VALID [2022-02-20 17:05:36,460 INFO L290 TraceCheckUtils]: 2: Hoare triple {104#true} assume !(main_~Id_MCDC_158~0#1.base == 0 && main_~Id_MCDC_158~0#1.offset == 0);assume { :begin_inline_Id_MCDC_100 } true;havoc Id_MCDC_100_~Id_MCDC_141~0#1, Id_MCDC_100_~Id_MCDC_142~0#1.base, Id_MCDC_100_~Id_MCDC_142~0#1.offset;havoc Id_MCDC_100_~Id_MCDC_141~0#1;havoc Id_MCDC_100_~Id_MCDC_142~0#1.base, Id_MCDC_100_~Id_MCDC_142~0#1.offset;assume { :begin_inline_Id_MCDC_99 } true;havoc Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset, Id_MCDC_99_#t~ret51#1, Id_MCDC_99_#t~mem53#1.base, Id_MCDC_99_#t~mem53#1.offset, Id_MCDC_99_#t~mem54#1, Id_MCDC_99_#t~mem55#1.base, Id_MCDC_99_#t~mem55#1.offset, Id_MCDC_99_#t~mem56#1, Id_MCDC_99_#t~short57#1, Id_MCDC_99_#t~mem58#1.base, Id_MCDC_99_#t~mem58#1.offset, Id_MCDC_99_#t~mem59#1, Id_MCDC_99_#t~post52#1, Id_MCDC_99_#t~ret60#1, Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset, Id_MCDC_99_~Id_MCDC_140~0#1;call Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, 1 + Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, 2 + Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, 3 + Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);Id_MCDC_99_~Id_MCDC_140~0#1 := 0;call Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset := #Ultimate.allocOnHeap(372);call write~$Pointer$(Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);havoc Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset;assume { :begin_inline_Id_MCDC_97 } true;havoc Id_MCDC_97_#res#1;havoc Id_MCDC_97_#t~post36#1, Id_MCDC_97_#t~ret38#1, Id_MCDC_97_#t~ret39#1, Id_MCDC_97_#t~mem40#1.base, Id_MCDC_97_#t~mem40#1.offset, Id_MCDC_97_#t~mem41#1, Id_MCDC_97_#t~mem42#1, Id_MCDC_97_#t~ret43#1, Id_MCDC_97_#t~mem44#1, Id_MCDC_97_#t~ret46#1, Id_MCDC_97_#t~mem47#1, Id_MCDC_97_#t~mem48#1, Id_MCDC_97_#t~ret49#1, Id_MCDC_97_#t~post45#1, Id_MCDC_97_#t~post37#1, Id_MCDC_97_~Id_MCDC_123~0#1, Id_MCDC_97_~Id_MCDC_124~0#1, Id_MCDC_97_~Id_MCDC_125~0#1, Id_MCDC_97_~Id_MCDC_126~0#1, Id_MCDC_97_~Id_MCDC_127~0#1, Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset, Id_MCDC_97_~Id_MCDC_129~0#1, Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset, Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset, Id_MCDC_97_~Id_MCDC_35~0#1, Id_MCDC_97_~Id_MCDC_132~0#1, Id_MCDC_97_~Id_MCDC_36~0#1, Id_MCDC_97_~Id_MCDC_133~0#1, Id_MCDC_97_~Id_MCDC_134~0#1, Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset, Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset, Id_MCDC_97_~Id_MCDC_137~0#1.base, Id_MCDC_97_~Id_MCDC_137~0#1.offset, Id_MCDC_97_~Id_MCDC_138~0#1;havoc Id_MCDC_97_~Id_MCDC_123~0#1;havoc Id_MCDC_97_~Id_MCDC_124~0#1;havoc Id_MCDC_97_~Id_MCDC_125~0#1;havoc Id_MCDC_97_~Id_MCDC_126~0#1;havoc Id_MCDC_97_~Id_MCDC_127~0#1;call Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset, 4);havoc Id_MCDC_97_~Id_MCDC_129~0#1;call Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset, 4);call Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset, 4);Id_MCDC_97_~Id_MCDC_35~0#1 := 0;Id_MCDC_97_~Id_MCDC_132~0#1 := 0;Id_MCDC_97_~Id_MCDC_36~0#1 := 0;Id_MCDC_97_~Id_MCDC_133~0#1 := 0;Id_MCDC_97_~Id_MCDC_134~0#1 := 0;call Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset := #Ultimate.allocOnStack(4);call Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset := #Ultimate.allocOnStack(4);havoc Id_MCDC_97_~Id_MCDC_137~0#1.base, Id_MCDC_97_~Id_MCDC_137~0#1.offset;havoc Id_MCDC_97_~Id_MCDC_138~0#1;Id_MCDC_97_~Id_MCDC_123~0#1 := 6144;Id_MCDC_97_~Id_MCDC_132~0#1 := 0; {104#true} is VALID [2022-02-20 17:05:36,460 INFO L290 TraceCheckUtils]: 3: Hoare triple {104#true} assume !(Id_MCDC_97_~Id_MCDC_132~0#1 % 256 < 4); {104#true} is VALID [2022-02-20 17:05:36,461 INFO L290 TraceCheckUtils]: 4: Hoare triple {104#true} assume !(Id_MCDC_97_~Id_MCDC_123~0#1 % 4294967296 <= 6147); {104#true} is VALID [2022-02-20 17:05:36,461 INFO L290 TraceCheckUtils]: 5: Hoare triple {104#true} Id_MCDC_97_#res#1 := 0;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset; {104#true} is VALID [2022-02-20 17:05:36,461 INFO L290 TraceCheckUtils]: 6: Hoare triple {104#true} Id_MCDC_99_#t~ret51#1 := Id_MCDC_97_#res#1;assume { :end_inline_Id_MCDC_97 } true;havoc Id_MCDC_99_#t~ret51#1;Id_MCDC_99_~Id_MCDC_140~0#1 := 0; {104#true} is VALID [2022-02-20 17:05:36,461 INFO L290 TraceCheckUtils]: 7: Hoare triple {104#true} assume !(Id_MCDC_99_~Id_MCDC_140~0#1 % 4294967296 < 4); {104#true} is VALID [2022-02-20 17:05:36,462 INFO L272 TraceCheckUtils]: 8: Hoare triple {104#true} call Id_MCDC_99_#t~ret60#1 := Id_MCDC_95(4, Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset); {104#true} is VALID [2022-02-20 17:05:36,462 INFO L290 TraceCheckUtils]: 9: Hoare triple {104#true} ~Id_MCDC_93#1 := #in~Id_MCDC_93#1;~Id_MCDC_94#1.base, ~Id_MCDC_94#1.offset := #in~Id_MCDC_94#1.base, #in~Id_MCDC_94#1.offset;~Id_MCDC_121~0#1 := 0;~Id_MCDC_122~0#1 := 0; {104#true} is VALID [2022-02-20 17:05:36,462 INFO L290 TraceCheckUtils]: 10: Hoare triple {104#true} assume !(~Id_MCDC_93#1 % 4294967296 < 2); {104#true} is VALID [2022-02-20 17:05:36,463 INFO L290 TraceCheckUtils]: 11: Hoare triple {104#true} assume !(2 != ~Id_MCDC_93#1 % 4294967296);call #t~mem19#1 := read~int(~Id_MCDC_94#1.base, 1 + ~Id_MCDC_94#1.offset, 1);~Id_MCDC_122~0#1 := #t~mem19#1;havoc #t~mem19#1; {104#true} is VALID [2022-02-20 17:05:36,463 INFO L290 TraceCheckUtils]: 12: Hoare triple {104#true} call #t~mem20#1 := read~int(~Id_MCDC_94#1.base, ~Id_MCDC_94#1.offset, 1);assume { :begin_inline_Id_MCDC_92 } true;Id_MCDC_92_#in~Id_MCDC_90#1, Id_MCDC_92_#in~Id_MCDC_91#1 := #t~mem20#1, ~Id_MCDC_122~0#1;havoc Id_MCDC_92_#res#1;havoc Id_MCDC_92_~Id_MCDC_90#1, Id_MCDC_92_~Id_MCDC_91#1, Id_MCDC_92_~Id_MCDC_117~0#1, Id_MCDC_92_~Id_MCDC_118~0#1, Id_MCDC_92_~Id_MCDC_119~0#1, Id_MCDC_92_~Id_MCDC_120~0#1;Id_MCDC_92_~Id_MCDC_90#1 := Id_MCDC_92_#in~Id_MCDC_90#1;Id_MCDC_92_~Id_MCDC_91#1 := Id_MCDC_92_#in~Id_MCDC_91#1;Id_MCDC_92_~Id_MCDC_117~0#1 := 0;Id_MCDC_92_~Id_MCDC_118~0#1 := 0;Id_MCDC_92_~Id_MCDC_119~0#1 := 1;Id_MCDC_92_~Id_MCDC_120~0#1 := 0; {104#true} is VALID [2022-02-20 17:05:36,463 INFO L290 TraceCheckUtils]: 13: Hoare triple {104#true} assume Id_MCDC_92_~Id_MCDC_90#1 % 4294967296 > Id_MCDC_92_~Id_MCDC_91#1 % 4294967296;Id_MCDC_92_~Id_MCDC_117~0#1 := Id_MCDC_92_~Id_MCDC_90#1;Id_MCDC_92_~Id_MCDC_118~0#1 := Id_MCDC_92_~Id_MCDC_91#1; {104#true} is VALID [2022-02-20 17:05:36,464 INFO L290 TraceCheckUtils]: 14: Hoare triple {104#true} assume !!(0 != Id_MCDC_92_~Id_MCDC_119~0#1 % 4294967296); {104#true} is VALID [2022-02-20 17:05:36,464 INFO L272 TraceCheckUtils]: 15: Hoare triple {104#true} call avoid_zero((if 0 != Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 then 1 else 0)); {104#true} is VALID [2022-02-20 17:05:36,464 INFO L290 TraceCheckUtils]: 16: Hoare triple {104#true} ~y := #in~y; {104#true} is VALID [2022-02-20 17:05:36,466 INFO L290 TraceCheckUtils]: 17: Hoare triple {104#true} assume 0 == ~y;assume false; {105#false} is VALID [2022-02-20 17:05:36,466 INFO L290 TraceCheckUtils]: 18: Hoare triple {105#false} assume true; {105#false} is VALID [2022-02-20 17:05:36,466 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {105#false} {104#true} #351#return; {105#false} is VALID [2022-02-20 17:05:36,466 INFO L290 TraceCheckUtils]: 20: Hoare triple {105#false} Id_MCDC_92_~Id_MCDC_120~0#1 := (if Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 < 0 && 0 != Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 % (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296) then (if Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 < 0 then Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 / (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296) - 1 else 1 + Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 / (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296)) else Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 / (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296));assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~Id_MCDC_103#1 := (if Id_MCDC_92_~Id_MCDC_120~0#1 * Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 >= 0 && Id_MCDC_92_~Id_MCDC_120~0#1 * Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 <= 4294967295 then 1 else 0);havoc __VERIFIER_assert_~Id_MCDC_103#1;__VERIFIER_assert_~Id_MCDC_103#1 := __VERIFIER_assert_#in~Id_MCDC_103#1; {105#false} is VALID [2022-02-20 17:05:36,467 INFO L290 TraceCheckUtils]: 21: Hoare triple {105#false} assume 0 == __VERIFIER_assert_~Id_MCDC_103#1; {105#false} is VALID [2022-02-20 17:05:36,467 INFO L290 TraceCheckUtils]: 22: Hoare triple {105#false} assume !false; {105#false} is VALID [2022-02-20 17:05:36,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 17:05:36,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 17:05:36,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505237392] [2022-02-20 17:05:36,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505237392] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 17:05:36,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 17:05:36,470 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 17:05:36,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546228024] [2022-02-20 17:05:36,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 17:05:36,475 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 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 [2022-02-20 17:05:36,477 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 17:05:36,480 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 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) [2022-02-20 17:05:36,532 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 17:05:36,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 17:05:36,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 17:05:36,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 17:05:36,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 17:05:36,555 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 10.0) internal successors, (20), 2 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) [2022-02-20 17:05:36,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:05:36,761 INFO L93 Difference]: Finished difference Result 197 states and 314 transitions. [2022-02-20 17:05:36,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 17:05:36,761 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 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 [2022-02-20 17:05:36,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 17:05:36,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 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) [2022-02-20 17:05:36,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 314 transitions. [2022-02-20 17:05:36,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 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) [2022-02-20 17:05:36,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 314 transitions. [2022-02-20 17:05:36,793 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 314 transitions. [2022-02-20 17:05:37,092 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 314 edges. 314 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 17:05:37,103 INFO L225 Difference]: With dead ends: 197 [2022-02-20 17:05:37,104 INFO L226 Difference]: Without dead ends: 95 [2022-02-20 17:05:37,107 INFO L932 BasicCegarLoop]: 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 [2022-02-20 17:05:37,110 INFO L933 BasicCegarLoop]: 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 [2022-02-20 17:05:37,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 17:05:37,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-02-20 17:05:37,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2022-02-20 17:05:37,143 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 17:05:37,145 INFO L82 GeneralOperation]: Start isEquivalent. First operand 95 states. Second 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) [2022-02-20 17:05:37,146 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second 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) [2022-02-20 17:05:37,146 INFO L87 Difference]: Start difference. First operand 95 states. Second 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) [2022-02-20 17:05:37,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:05:37,155 INFO L93 Difference]: Finished difference Result 95 states and 141 transitions. [2022-02-20 17:05:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2022-02-20 17:05:37,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 17:05:37,163 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 17:05:37,164 INFO L74 IsIncluded]: Start isIncluded. First 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) Second operand 95 states. [2022-02-20 17:05:37,165 INFO L87 Difference]: Start difference. First 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) Second operand 95 states. [2022-02-20 17:05:37,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:05:37,171 INFO L93 Difference]: Finished difference Result 95 states and 141 transitions. [2022-02-20 17:05:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2022-02-20 17:05:37,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 17:05:37,174 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 17:05:37,174 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 17:05:37,174 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 17:05:37,175 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) [2022-02-20 17:05:37,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 141 transitions. [2022-02-20 17:05:37,182 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 141 transitions. Word has length 23 [2022-02-20 17:05:37,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 17:05:37,182 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 141 transitions. [2022-02-20 17:05:37,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 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) [2022-02-20 17:05:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2022-02-20 17:05:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-20 17:05:37,185 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 17:05:37,185 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] [2022-02-20 17:05:37,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 17:05:37,185 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 17:05:37,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 17:05:37,186 INFO L85 PathProgramCache]: Analyzing trace with hash 39847518, now seen corresponding path program 1 times [2022-02-20 17:05:37,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 17:05:37,187 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440847745] [2022-02-20 17:05:37,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 17:05:37,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 17:05:37,236 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-20 17:05:37,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [787757452] [2022-02-20 17:05:37,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 17:05:37,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 17:05:37,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 17:05:37,239 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 17:05:37,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-20 17:05:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:05:37,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 17:05:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 17:05:37,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 17:05:37,544 INFO L290 TraceCheckUtils]: 0: Hoare triple {665#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(5, 4);call write~init~int(114, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(118, 4, 2, 1);call write~init~int(100, 4, 3, 1);call write~init~int(0, 4, 4, 1);call #Ultimate.allocInit(3, 5);call write~init~int(119, 5, 0, 1);call write~init~int(111, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(20, 6);call #Ultimate.allocInit(5, 7);call write~init~int(114, 7, 0, 1);call write~init~int(115, 7, 1, 1);call write~init~int(118, 7, 2, 1);call write~init~int(100, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(119, 8, 0, 1);call write~init~int(111, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(7, 9);call write~init~int(105, 9, 0, 1);call write~init~int(110, 9, 1, 1);call write~init~int(46, 9, 2, 1);call write~init~int(101, 9, 3, 1);call write~init~int(100, 9, 4, 1);call write~init~int(115, 9, 5, 1);call write~init~int(0, 9, 6, 1);call #Ultimate.allocInit(2, 10);call write~init~int(114, 10, 0, 1);call write~init~int(0, 10, 1, 1);~Id_MCDC_104~0 := 0;~Id_MCDC_105~0 := 0;~Id_MCDC_106~0 := 0;~Id_MCDC_107~0.base, ~Id_MCDC_107~0.offset := 0, 0;~Id_MCDC_108~0.base, ~Id_MCDC_108~0.offset := 0, 0;~Id_MCDC_109~0.base, ~Id_MCDC_109~0.offset := 0, 0;~Id_MCDC_110~0.base, ~Id_MCDC_110~0.offset := 0, 0;~Id_MCDC_111~0.base, ~Id_MCDC_111~0.offset := 0, 0;~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset := 11, 0;call #Ultimate.allocInit(16, 11);call write~init~int(0, ~#Id_MCDC_112~0.base, ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 4 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 8 + ~#Id_MCDC_112~0.offset, 4);call write~init~int(0, ~#Id_MCDC_112~0.base, 12 + ~#Id_MCDC_112~0.offset, 4);~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset := 12, 0;call #Ultimate.allocInit(20, 12);call write~init~int(0, ~#Id_MCDC_113~0.base, ~#Id_MCDC_113~0.offset, 1);call write~init~int(0, ~#Id_MCDC_113~0.base, 1 + ~#Id_MCDC_113~0.offset, 2);call write~init~int(0, ~#Id_MCDC_113~0.base, 3 + ~#Id_MCDC_113~0.offset, 1);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 4 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 8 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);call write~init~$Pointer$(0, 0, ~#Id_MCDC_113~0.base, 16 + ~#Id_MCDC_113~0.offset, 4);~Id_MCDC_114~0 := 0; {665#true} is VALID [2022-02-20 17:05:37,545 INFO L290 TraceCheckUtils]: 1: Hoare triple {665#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret61#1.base, main_#t~ret61#1.offset, main_~Id_MCDC_143~0#1.base, main_~Id_MCDC_143~0#1.offset, main_~Id_MCDC_144~0#1.base, main_~Id_MCDC_144~0#1.offset, main_~Id_MCDC_145~0#1.base, main_~Id_MCDC_145~0#1.offset, main_~Id_MCDC_146~0#1.base, main_~Id_MCDC_146~0#1.offset, main_~Id_MCDC_147~0#1.base, main_~Id_MCDC_147~0#1.offset, main_~Id_MCDC_148~0#1.base, main_~Id_MCDC_148~0#1.offset, main_~Id_MCDC_149~0#1, main_~Id_MCDC_150~0#1, main_~Id_MCDC_151~0#1, main_~Id_MCDC_152~0#1, main_~Id_MCDC_153~0#1, main_~Id_MCDC_154~0#1, main_~Id_MCDC_155~0#1, main_~Id_MCDC_156~0#1, main_~Id_MCDC_157~0#1, main_~Id_MCDC_158~0#1.base, main_~Id_MCDC_158~0#1.offset, main_~Id_MCDC_159~0#1, main_~Id_MCDC_160~0#1, main_~Id_MCDC_161~0#1, main_~Id_MCDC_162~0#1, main_~Id_MCDC_163~0#1, main_~Id_MCDC_164~0#1;havoc main_~Id_MCDC_143~0#1.base, main_~Id_MCDC_143~0#1.offset;havoc main_~Id_MCDC_144~0#1.base, main_~Id_MCDC_144~0#1.offset;havoc main_~Id_MCDC_145~0#1.base, main_~Id_MCDC_145~0#1.offset;havoc main_~Id_MCDC_146~0#1.base, main_~Id_MCDC_146~0#1.offset;havoc main_~Id_MCDC_147~0#1.base, main_~Id_MCDC_147~0#1.offset;havoc main_~Id_MCDC_148~0#1.base, main_~Id_MCDC_148~0#1.offset;havoc main_~Id_MCDC_149~0#1;havoc main_~Id_MCDC_150~0#1;havoc main_~Id_MCDC_151~0#1;havoc main_~Id_MCDC_152~0#1;havoc main_~Id_MCDC_153~0#1;havoc main_~Id_MCDC_154~0#1;havoc main_~Id_MCDC_155~0#1;havoc main_~Id_MCDC_156~0#1;havoc main_~Id_MCDC_157~0#1;havoc main_~Id_MCDC_158~0#1.base, main_~Id_MCDC_158~0#1.offset;havoc main_~Id_MCDC_159~0#1;havoc main_~Id_MCDC_160~0#1;main_~Id_MCDC_161~0#1 := 0;main_~Id_MCDC_162~0#1 := 0;havoc main_~Id_MCDC_163~0#1;havoc main_~Id_MCDC_164~0#1;call main_#t~ret61#1.base, main_#t~ret61#1.offset := fopen(9, 0, 10, 0);main_~Id_MCDC_158~0#1.base, main_~Id_MCDC_158~0#1.offset := main_#t~ret61#1.base, main_#t~ret61#1.offset;havoc main_#t~ret61#1.base, main_#t~ret61#1.offset; {665#true} is VALID [2022-02-20 17:05:37,545 INFO L290 TraceCheckUtils]: 2: Hoare triple {665#true} assume !(main_~Id_MCDC_158~0#1.base == 0 && main_~Id_MCDC_158~0#1.offset == 0);assume { :begin_inline_Id_MCDC_100 } true;havoc Id_MCDC_100_~Id_MCDC_141~0#1, Id_MCDC_100_~Id_MCDC_142~0#1.base, Id_MCDC_100_~Id_MCDC_142~0#1.offset;havoc Id_MCDC_100_~Id_MCDC_141~0#1;havoc Id_MCDC_100_~Id_MCDC_142~0#1.base, Id_MCDC_100_~Id_MCDC_142~0#1.offset;assume { :begin_inline_Id_MCDC_99 } true;havoc Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset, Id_MCDC_99_#t~ret51#1, Id_MCDC_99_#t~mem53#1.base, Id_MCDC_99_#t~mem53#1.offset, Id_MCDC_99_#t~mem54#1, Id_MCDC_99_#t~mem55#1.base, Id_MCDC_99_#t~mem55#1.offset, Id_MCDC_99_#t~mem56#1, Id_MCDC_99_#t~short57#1, Id_MCDC_99_#t~mem58#1.base, Id_MCDC_99_#t~mem58#1.offset, Id_MCDC_99_#t~mem59#1, Id_MCDC_99_#t~post52#1, Id_MCDC_99_#t~ret60#1, Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset, Id_MCDC_99_~Id_MCDC_140~0#1;call Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, 1 + Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, 2 + Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);call write~init~int(0, Id_MCDC_99_~#Id_MCDC_139~0#1.base, 3 + Id_MCDC_99_~#Id_MCDC_139~0#1.offset, 1);Id_MCDC_99_~Id_MCDC_140~0#1 := 0;call Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset := #Ultimate.allocOnHeap(372);call write~$Pointer$(Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset, ~#Id_MCDC_113~0.base, 12 + ~#Id_MCDC_113~0.offset, 4);havoc Id_MCDC_99_#t~malloc50#1.base, Id_MCDC_99_#t~malloc50#1.offset;assume { :begin_inline_Id_MCDC_97 } true;havoc Id_MCDC_97_#res#1;havoc Id_MCDC_97_#t~post36#1, Id_MCDC_97_#t~ret38#1, Id_MCDC_97_#t~ret39#1, Id_MCDC_97_#t~mem40#1.base, Id_MCDC_97_#t~mem40#1.offset, Id_MCDC_97_#t~mem41#1, Id_MCDC_97_#t~mem42#1, Id_MCDC_97_#t~ret43#1, Id_MCDC_97_#t~mem44#1, Id_MCDC_97_#t~ret46#1, Id_MCDC_97_#t~mem47#1, Id_MCDC_97_#t~mem48#1, Id_MCDC_97_#t~ret49#1, Id_MCDC_97_#t~post45#1, Id_MCDC_97_#t~post37#1, Id_MCDC_97_~Id_MCDC_123~0#1, Id_MCDC_97_~Id_MCDC_124~0#1, Id_MCDC_97_~Id_MCDC_125~0#1, Id_MCDC_97_~Id_MCDC_126~0#1, Id_MCDC_97_~Id_MCDC_127~0#1, Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset, Id_MCDC_97_~Id_MCDC_129~0#1, Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset, Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset, Id_MCDC_97_~Id_MCDC_35~0#1, Id_MCDC_97_~Id_MCDC_132~0#1, Id_MCDC_97_~Id_MCDC_36~0#1, Id_MCDC_97_~Id_MCDC_133~0#1, Id_MCDC_97_~Id_MCDC_134~0#1, Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset, Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset, Id_MCDC_97_~Id_MCDC_137~0#1.base, Id_MCDC_97_~Id_MCDC_137~0#1.offset, Id_MCDC_97_~Id_MCDC_138~0#1;havoc Id_MCDC_97_~Id_MCDC_123~0#1;havoc Id_MCDC_97_~Id_MCDC_124~0#1;havoc Id_MCDC_97_~Id_MCDC_125~0#1;havoc Id_MCDC_97_~Id_MCDC_126~0#1;havoc Id_MCDC_97_~Id_MCDC_127~0#1;call Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset, 4);havoc Id_MCDC_97_~Id_MCDC_129~0#1;call Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset, 4);call Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int(0, Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset, 4);Id_MCDC_97_~Id_MCDC_35~0#1 := 0;Id_MCDC_97_~Id_MCDC_132~0#1 := 0;Id_MCDC_97_~Id_MCDC_36~0#1 := 0;Id_MCDC_97_~Id_MCDC_133~0#1 := 0;Id_MCDC_97_~Id_MCDC_134~0#1 := 0;call Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset := #Ultimate.allocOnStack(4);call Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset := #Ultimate.allocOnStack(4);havoc Id_MCDC_97_~Id_MCDC_137~0#1.base, Id_MCDC_97_~Id_MCDC_137~0#1.offset;havoc Id_MCDC_97_~Id_MCDC_138~0#1;Id_MCDC_97_~Id_MCDC_123~0#1 := 6144;Id_MCDC_97_~Id_MCDC_132~0#1 := 0; {665#true} is VALID [2022-02-20 17:05:37,545 INFO L290 TraceCheckUtils]: 3: Hoare triple {665#true} assume !(Id_MCDC_97_~Id_MCDC_132~0#1 % 256 < 4); {665#true} is VALID [2022-02-20 17:05:37,545 INFO L290 TraceCheckUtils]: 4: Hoare triple {665#true} assume !(Id_MCDC_97_~Id_MCDC_123~0#1 % 4294967296 <= 6147); {665#true} is VALID [2022-02-20 17:05:37,546 INFO L290 TraceCheckUtils]: 5: Hoare triple {665#true} Id_MCDC_97_#res#1 := 0;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_128~0#1.base, Id_MCDC_97_~#Id_MCDC_128~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_130~0#1.base, Id_MCDC_97_~#Id_MCDC_130~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_131~0#1.base, Id_MCDC_97_~#Id_MCDC_131~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_135~0#1.base, Id_MCDC_97_~#Id_MCDC_135~0#1.offset;call ULTIMATE.dealloc(Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset);havoc Id_MCDC_97_~#Id_MCDC_136~0#1.base, Id_MCDC_97_~#Id_MCDC_136~0#1.offset; {665#true} is VALID [2022-02-20 17:05:37,546 INFO L290 TraceCheckUtils]: 6: Hoare triple {665#true} Id_MCDC_99_#t~ret51#1 := Id_MCDC_97_#res#1;assume { :end_inline_Id_MCDC_97 } true;havoc Id_MCDC_99_#t~ret51#1;Id_MCDC_99_~Id_MCDC_140~0#1 := 0; {665#true} is VALID [2022-02-20 17:05:37,546 INFO L290 TraceCheckUtils]: 7: Hoare triple {665#true} assume !(Id_MCDC_99_~Id_MCDC_140~0#1 % 4294967296 < 4); {665#true} is VALID [2022-02-20 17:05:37,546 INFO L272 TraceCheckUtils]: 8: Hoare triple {665#true} call Id_MCDC_99_#t~ret60#1 := Id_MCDC_95(4, Id_MCDC_99_~#Id_MCDC_139~0#1.base, Id_MCDC_99_~#Id_MCDC_139~0#1.offset); {665#true} is VALID [2022-02-20 17:05:37,546 INFO L290 TraceCheckUtils]: 9: Hoare triple {665#true} ~Id_MCDC_93#1 := #in~Id_MCDC_93#1;~Id_MCDC_94#1.base, ~Id_MCDC_94#1.offset := #in~Id_MCDC_94#1.base, #in~Id_MCDC_94#1.offset;~Id_MCDC_121~0#1 := 0;~Id_MCDC_122~0#1 := 0; {665#true} is VALID [2022-02-20 17:05:37,547 INFO L290 TraceCheckUtils]: 10: Hoare triple {665#true} assume !(~Id_MCDC_93#1 % 4294967296 < 2); {665#true} is VALID [2022-02-20 17:05:37,547 INFO L290 TraceCheckUtils]: 11: Hoare triple {665#true} assume !(2 != ~Id_MCDC_93#1 % 4294967296);call #t~mem19#1 := read~int(~Id_MCDC_94#1.base, 1 + ~Id_MCDC_94#1.offset, 1);~Id_MCDC_122~0#1 := #t~mem19#1;havoc #t~mem19#1; {665#true} is VALID [2022-02-20 17:05:37,547 INFO L290 TraceCheckUtils]: 12: Hoare triple {665#true} call #t~mem20#1 := read~int(~Id_MCDC_94#1.base, ~Id_MCDC_94#1.offset, 1);assume { :begin_inline_Id_MCDC_92 } true;Id_MCDC_92_#in~Id_MCDC_90#1, Id_MCDC_92_#in~Id_MCDC_91#1 := #t~mem20#1, ~Id_MCDC_122~0#1;havoc Id_MCDC_92_#res#1;havoc Id_MCDC_92_~Id_MCDC_90#1, Id_MCDC_92_~Id_MCDC_91#1, Id_MCDC_92_~Id_MCDC_117~0#1, Id_MCDC_92_~Id_MCDC_118~0#1, Id_MCDC_92_~Id_MCDC_119~0#1, Id_MCDC_92_~Id_MCDC_120~0#1;Id_MCDC_92_~Id_MCDC_90#1 := Id_MCDC_92_#in~Id_MCDC_90#1;Id_MCDC_92_~Id_MCDC_91#1 := Id_MCDC_92_#in~Id_MCDC_91#1;Id_MCDC_92_~Id_MCDC_117~0#1 := 0;Id_MCDC_92_~Id_MCDC_118~0#1 := 0;Id_MCDC_92_~Id_MCDC_119~0#1 := 1;Id_MCDC_92_~Id_MCDC_120~0#1 := 0; {665#true} is VALID [2022-02-20 17:05:37,547 INFO L290 TraceCheckUtils]: 13: Hoare triple {665#true} assume Id_MCDC_92_~Id_MCDC_90#1 % 4294967296 > Id_MCDC_92_~Id_MCDC_91#1 % 4294967296;Id_MCDC_92_~Id_MCDC_117~0#1 := Id_MCDC_92_~Id_MCDC_90#1;Id_MCDC_92_~Id_MCDC_118~0#1 := Id_MCDC_92_~Id_MCDC_91#1; {665#true} is VALID [2022-02-20 17:05:37,548 INFO L290 TraceCheckUtils]: 14: Hoare triple {665#true} assume !!(0 != Id_MCDC_92_~Id_MCDC_119~0#1 % 4294967296); {665#true} is VALID [2022-02-20 17:05:37,548 INFO L272 TraceCheckUtils]: 15: Hoare triple {665#true} call avoid_zero((if 0 != Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 then 1 else 0)); {665#true} is VALID [2022-02-20 17:05:37,548 INFO L290 TraceCheckUtils]: 16: Hoare triple {665#true} ~y := #in~y; {665#true} is VALID [2022-02-20 17:05:37,548 INFO L290 TraceCheckUtils]: 17: Hoare triple {665#true} assume !(0 == ~y); {665#true} is VALID [2022-02-20 17:05:37,548 INFO L290 TraceCheckUtils]: 18: Hoare triple {665#true} assume true; {665#true} is VALID [2022-02-20 17:05:37,549 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {665#true} {665#true} #351#return; {665#true} is VALID [2022-02-20 17:05:37,550 INFO L290 TraceCheckUtils]: 20: Hoare triple {665#true} Id_MCDC_92_~Id_MCDC_120~0#1 := (if Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 < 0 && 0 != Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 % (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296) then (if Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 < 0 then Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 / (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296) - 1 else 1 + Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 / (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296)) else Id_MCDC_92_~Id_MCDC_117~0#1 % 4294967296 / (Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296));assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~Id_MCDC_103#1 := (if Id_MCDC_92_~Id_MCDC_120~0#1 * Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 >= 0 && Id_MCDC_92_~Id_MCDC_120~0#1 * Id_MCDC_92_~Id_MCDC_118~0#1 % 4294967296 <= 4294967295 then 1 else 0);havoc __VERIFIER_assert_~Id_MCDC_103#1;__VERIFIER_assert_~Id_MCDC_103#1 := __VERIFIER_assert_#in~Id_MCDC_103#1; {730#(<= 1 |Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103#1|)} is VALID [2022-02-20 17:05:37,550 INFO L290 TraceCheckUtils]: 21: Hoare triple {730#(<= 1 |Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103#1|)} assume 0 == __VERIFIER_assert_~Id_MCDC_103#1; {666#false} is VALID [2022-02-20 17:05:37,550 INFO L290 TraceCheckUtils]: 22: Hoare triple {666#false} assume !false; {666#false} is VALID [2022-02-20 17:05:37,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 17:05:37,551 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 17:05:37,551 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 17:05:37,551 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440847745] [2022-02-20 17:05:37,552 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-20 17:05:37,552 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787757452] [2022-02-20 17:05:37,552 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787757452] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 17:05:37,552 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 17:05:37,552 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 17:05:37,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560618753] [2022-02-20 17:05:37,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 17:05:37,554 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 [2022-02-20 17:05:37,554 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 17:05:37,554 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-02-20 17:05:37,580 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 17:05:37,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 17:05:37,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 17:05:37,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 17:05:37,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 17:05:37,582 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) [2022-02-20 17:05:37,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:05:37,881 INFO L93 Difference]: Finished difference Result 104 states and 153 transitions. [2022-02-20 17:05:37,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 17:05:37,881 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 [2022-02-20 17:05:37,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 17:05:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-02-20 17:05:37,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 153 transitions. [2022-02-20 17:05:37,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-02-20 17:05:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 153 transitions. [2022-02-20 17:05:37,898 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 153 transitions. [2022-02-20 17:05:38,051 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 153 edges. 153 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 17:05:38,051 INFO L225 Difference]: With dead ends: 104 [2022-02-20 17:05:38,052 INFO L226 Difference]: Without dead ends: 0 [2022-02-20 17:05:38,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 17:05:38,053 INFO L933 BasicCegarLoop]: 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 [2022-02-20 17:05:38,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 288 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 17:05:38,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-20 17:05:38,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-20 17:05:38,055 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 17:05:38,055 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 17:05:38,057 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 17:05:38,058 INFO L87 Difference]: Start difference. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 17:05:38,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:05:38,058 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 17:05:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 17:05:38,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 17:05:38,058 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 17:05:38,059 INFO L74 IsIncluded]: Start isIncluded. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-02-20 17:05:38,059 INFO L87 Difference]: Start difference. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-02-20 17:05:38,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 17:05:38,059 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 17:05:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 17:05:38,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 17:05:38,060 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 17:05:38,060 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 17:05:38,060 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 17:05:38,060 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) [2022-02-20 17:05:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-20 17:05:38,061 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2022-02-20 17:05:38,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 17:05:38,064 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-20 17:05:38,065 INFO L471 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) [2022-02-20 17:05:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 17:05:38,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 17:05:38,068 INFO L764 garLoopResultBuilder]: Registering result SAFE for location Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-20 17:05:38,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-20 17:05:38,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 17:05:38,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-20 17:05:38,324 INFO L858 garLoopResultBuilder]: For program point L221(line 221) no Hoare annotation was computed. [2022-02-20 17:05:38,324 INFO L858 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2022-02-20 17:05:38,325 INFO L858 garLoopResultBuilder]: For program point L217-2(line 217) no Hoare annotation was computed. [2022-02-20 17:05:38,325 INFO L861 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-02-20 17:05:38,325 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-02-20 17:05:38,325 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2022-02-20 17:05:38,325 INFO L858 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-02-20 17:05:38,326 INFO L858 garLoopResultBuilder]: For program point L234-2(line 234) no Hoare annotation was computed. [2022-02-20 17:05:38,326 INFO L858 garLoopResultBuilder]: For program point L234-3(line 234) no Hoare annotation was computed. [2022-02-20 17:05:38,326 INFO L858 garLoopResultBuilder]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2022-02-20 17:05:38,326 INFO L858 garLoopResultBuilder]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2022-02-20 17:05:38,326 INFO L861 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-02-20 17:05:38,326 INFO L858 garLoopResultBuilder]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2022-02-20 17:05:38,327 INFO L858 garLoopResultBuilder]: For program point L218(line 218) no Hoare annotation was computed. [2022-02-20 17:05:38,327 INFO L858 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-02-20 17:05:38,327 INFO L858 garLoopResultBuilder]: For program point L214-2(line 214) no Hoare annotation was computed. [2022-02-20 17:05:38,327 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 208) no Hoare annotation was computed. [2022-02-20 17:05:38,327 INFO L858 garLoopResultBuilder]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2022-02-20 17:05:38,327 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2022-02-20 17:05:38,328 INFO L858 garLoopResultBuilder]: For program point L198(lines 198 201) no Hoare annotation was computed. [2022-02-20 17:05:38,328 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-02-20 17:05:38,328 INFO L858 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-02-20 17:05:38,328 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-02-20 17:05:38,328 INFO L858 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2022-02-20 17:05:38,328 INFO L858 garLoopResultBuilder]: For program point L236(lines 236 241) no Hoare annotation was computed. [2022-02-20 17:05:38,329 INFO L858 garLoopResultBuilder]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2022-02-20 17:05:38,329 INFO L858 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2022-02-20 17:05:38,329 INFO L858 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2022-02-20 17:05:38,329 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-02-20 17:05:38,329 INFO L858 garLoopResultBuilder]: For program point L204(lines 204 207) no Hoare annotation was computed. [2022-02-20 17:05:38,329 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2022-02-20 17:05:38,330 INFO L858 garLoopResultBuilder]: For program point L461(lines 461 464) no Hoare annotation was computed. [2022-02-20 17:05:38,330 INFO L854 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (<= 1 |Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103#1|) [2022-02-20 17:05:38,330 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 295) no Hoare annotation was computed. [2022-02-20 17:05:38,330 INFO L858 garLoopResultBuilder]: For program point L255(lines 255 269) no Hoare annotation was computed. [2022-02-20 17:05:38,330 INFO L858 garLoopResultBuilder]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2022-02-20 17:05:38,331 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 287) no Hoare annotation was computed. [2022-02-20 17:05:38,331 INFO L861 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-02-20 17:05:38,331 INFO L858 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2022-02-20 17:05:38,331 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-02-20 17:05:38,331 INFO L858 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2022-02-20 17:05:38,331 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-02-20 17:05:38,332 INFO L858 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2022-02-20 17:05:38,332 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2022-02-20 17:05:38,332 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2022-02-20 17:05:38,332 INFO L858 garLoopResultBuilder]: For program point L261(lines 261 269) no Hoare annotation was computed. [2022-02-20 17:05:38,332 INFO L861 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-02-20 17:05:38,333 INFO L858 garLoopResultBuilder]: For program point L290-1(line 290) no Hoare annotation was computed. [2022-02-20 17:05:38,333 INFO L861 garLoopResultBuilder]: At program point L278(lines 249 279) the Hoare annotation is: true [2022-02-20 17:05:38,333 INFO L858 garLoopResultBuilder]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2022-02-20 17:05:38,333 INFO L858 garLoopResultBuilder]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2022-02-20 17:05:38,333 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2022-02-20 17:05:38,333 INFO L858 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2022-02-20 17:05:38,334 INFO L858 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2022-02-20 17:05:38,334 INFO L858 garLoopResultBuilder]: For program point L316-3(line 316) no Hoare annotation was computed. [2022-02-20 17:05:38,334 INFO L858 garLoopResultBuilder]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2022-02-20 17:05:38,334 INFO L858 garLoopResultBuilder]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2022-02-20 17:05:38,334 INFO L861 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-02-20 17:05:38,334 INFO L858 garLoopResultBuilder]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2022-02-20 17:05:38,335 INFO L858 garLoopResultBuilder]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2022-02-20 17:05:38,335 INFO L861 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-02-20 17:05:38,335 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-02-20 17:05:38,335 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-02-20 17:05:38,335 INFO L858 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2022-02-20 17:05:38,335 INFO L858 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2022-02-20 17:05:38,336 INFO L861 garLoopResultBuilder]: At program point L425(lines 420 426) the Hoare annotation is: true [2022-02-20 17:05:38,336 INFO L858 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2022-02-20 17:05:38,336 INFO L858 garLoopResultBuilder]: For program point L318(lines 318 323) no Hoare annotation was computed. [2022-02-20 17:05:38,336 INFO L858 garLoopResultBuilder]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2022-02-20 17:05:38,336 INFO L858 garLoopResultBuilder]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2022-02-20 17:05:38,336 INFO L861 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-02-20 17:05:38,336 INFO L858 garLoopResultBuilder]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2022-02-20 17:05:38,337 INFO L861 garLoopResultBuilder]: At program point L418(lines 400 419) the Hoare annotation is: true [2022-02-20 17:05:38,337 INFO L858 garLoopResultBuilder]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2022-02-20 17:05:38,337 INFO L861 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-02-20 17:05:38,337 INFO L858 garLoopResultBuilder]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2022-02-20 17:05:38,337 INFO L858 garLoopResultBuilder]: For program point L311(lines 311 314) no Hoare annotation was computed. [2022-02-20 17:05:38,337 INFO L861 garLoopResultBuilder]: At program point L427(lines 427 458) the Hoare annotation is: true [2022-02-20 17:05:38,338 INFO L861 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-02-20 17:05:38,338 INFO L858 garLoopResultBuilder]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2022-02-20 17:05:38,338 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 455) no Hoare annotation was computed. [2022-02-20 17:05:38,338 INFO L861 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-02-20 17:05:38,338 INFO L858 garLoopResultBuilder]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2022-02-20 17:05:38,338 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 307) no Hoare annotation was computed. [2022-02-20 17:05:38,339 INFO L861 garLoopResultBuilder]: At program point L329(lines 300 330) the Hoare annotation is: true [2022-02-20 17:05:38,339 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-02-20 17:05:38,339 INFO L861 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-02-20 17:05:38,339 INFO L858 garLoopResultBuilder]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2022-02-20 17:05:38,339 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-02-20 17:05:38,339 INFO L858 garLoopResultBuilder]: For program point L389(lines 389 392) no Hoare annotation was computed. [2022-02-20 17:05:38,340 INFO L858 garLoopResultBuilder]: For program point L356(lines 356 397) no Hoare annotation was computed. [2022-02-20 17:05:38,340 INFO L858 garLoopResultBuilder]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2022-02-20 17:05:38,340 INFO L861 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2022-02-20 17:05:38,340 INFO L861 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2022-02-20 17:05:38,340 INFO L861 garLoopResultBuilder]: At program point L398(lines 331 399) the Hoare annotation is: true [2022-02-20 17:05:38,341 INFO L861 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-02-20 17:05:38,341 INFO L858 garLoopResultBuilder]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2022-02-20 17:05:38,341 INFO L858 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2022-02-20 17:05:38,341 INFO L858 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2022-02-20 17:05:38,341 INFO L858 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2022-02-20 17:05:38,341 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-02-20 17:05:38,345 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-20 17:05:38,346 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 17:05:38,350 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2022-02-20 17:05:38,350 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-02-20 17:05:38,350 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2022-02-20 17:05:38,350 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2022-02-20 17:05:38,350 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2022-02-20 17:05:38,350 WARN L170 areAnnotationChecker]: L198 has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: Id_MCDC_89FINAL has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2022-02-20 17:05:38,351 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2022-02-20 17:05:38,352 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2022-02-20 17:05:38,352 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2022-02-20 17:05:38,352 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2022-02-20 17:05:38,352 WARN L170 areAnnotationChecker]: Id_MCDC_95FINAL has no Hoare annotation [2022-02-20 17:05:38,352 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2022-02-20 17:05:38,352 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2022-02-20 17:05:38,352 WARN L170 areAnnotationChecker]: Id_MCDC_89EXIT has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: Id_MCDC_89EXIT has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: Id_MCDC_89EXIT has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: Id_MCDC_89EXIT has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: L202-2 has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 17:05:38,353 WARN L170 areAnnotationChecker]: L352-4 has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: L352-4 has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: L352-2 has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: avoid_zeroEXIT has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: avoid_zeroEXIT has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: Id_MCDC_95EXIT has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: Id_MCDC_95EXIT has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: L290-1 has no Hoare annotation [2022-02-20 17:05:38,354 WARN L170 areAnnotationChecker]: L288-2 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L361-1 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L361-1 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L365-1 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L365-1 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L371-1 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L371-1 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L378-1 has no Hoare annotation [2022-02-20 17:05:38,355 WARN L170 areAnnotationChecker]: L378-1 has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: L352-4 has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: L352-4 has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: L352-2 has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: L272-1 has no Hoare annotation [2022-02-20 17:05:38,356 WARN L170 areAnnotationChecker]: L297-1 has no Hoare annotation [2022-02-20 17:05:38,357 WARN L170 areAnnotationChecker]: L290-1 has no Hoare annotation [2022-02-20 17:05:38,357 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2022-02-20 17:05:38,357 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2022-02-20 17:05:38,357 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2022-02-20 17:05:38,357 WARN L170 areAnnotationChecker]: L365-1 has no Hoare annotation [2022-02-20 17:05:38,357 WARN L170 areAnnotationChecker]: L371-1 has no Hoare annotation [2022-02-20 17:05:38,357 WARN L170 areAnnotationChecker]: L376-4 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L376-4 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L304 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L304 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L211-2 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2022-02-20 17:05:38,358 WARN L170 areAnnotationChecker]: L461 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L461 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2022-02-20 17:05:38,359 WARN L170 areAnnotationChecker]: L376-4 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L378-1 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L389 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L308-4 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L308-1 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L361-1 has no Hoare annotation [2022-02-20 17:05:38,360 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L270-2 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L272-1 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2022-02-20 17:05:38,361 WARN L170 areAnnotationChecker]: L358-2 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L389 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L389 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L308-4 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L308-1 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L308-1 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2022-02-20 17:05:38,362 WARN L170 areAnnotationChecker]: L297-1 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L408-2 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L408-2 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L316 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L316 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L311 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L311 has no Hoare annotation [2022-02-20 17:05:38,363 WARN L170 areAnnotationChecker]: L226-4 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L226-1 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L214-2 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L406-2 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L316-2 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L226-4 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L226-1 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L226-1 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2022-02-20 17:05:38,364 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L316-3 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L316-3 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2022-02-20 17:05:38,365 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L316-5 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L316-5 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L234-2 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L217-2 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L234-3 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L234-3 has no Hoare annotation [2022-02-20 17:05:38,366 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L318-1 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L234-5 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L234-5 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2022-02-20 17:05:38,367 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2022-02-20 17:05:38,368 WARN L170 areAnnotationChecker]: L220-2 has no Hoare annotation [2022-02-20 17:05:38,368 WARN L170 areAnnotationChecker]: L236-1 has no Hoare annotation [2022-02-20 17:05:38,368 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2022-02-20 17:05:38,368 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2022-02-20 17:05:38,368 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2022-02-20 17:05:38,368 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2022-02-20 17:05:38,368 INFO L163 areAnnotationChecker]: CFG has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-02-20 17:05:38,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 05:05:38 BoogieIcfgContainer [2022-02-20 17:05:38,377 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 17:05:38,378 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 17:05:38,378 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 17:05:38,378 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 17:05:38,379 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 05:05:36" (3/4) ... [2022-02-20 17:05:38,381 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-02-20 17:05:38,385 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_89 [2022-02-20 17:05:38,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure avoid_zero [2022-02-20 17:05:38,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_95 [2022-02-20 17:05:38,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2022-02-20 17:05:38,395 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-02-20 17:05:38,395 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-02-20 17:05:38,396 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-02-20 17:05:38,397 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 17:05:38,397 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 17:05:38,486 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-02-20 17:05:38,486 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 17:05:38,488 INFO L158 Benchmark]: Toolchain (without parser) took 3990.03ms. Allocated memory was 81.8MB in the beginning and 125.8MB in the end (delta: 44.0MB). Free memory was 44.8MB in the beginning and 62.5MB in the end (delta: -17.7MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2022-02-20 17:05:38,488 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 17:05:38,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.98ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 44.5MB in the beginning and 70.5MB in the end (delta: -26.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 17:05:38,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.55ms. Allocated memory is still 104.9MB. Free memory was 70.5MB in the beginning and 66.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-02-20 17:05:38,489 INFO L158 Benchmark]: Boogie Preprocessor took 63.51ms. Allocated memory is still 104.9MB. Free memory was 66.2MB in the beginning and 62.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-02-20 17:05:38,490 INFO L158 Benchmark]: RCFGBuilder took 950.92ms. Allocated memory is still 104.9MB. Free memory was 62.0MB in the beginning and 64.1MB in the end (delta: -2.1MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2022-02-20 17:05:38,490 INFO L158 Benchmark]: TraceAbstraction took 2332.08ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.6MB in the beginning and 70.8MB in the end (delta: -7.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2022-02-20 17:05:38,490 INFO L158 Benchmark]: Witness Printer took 108.89ms. Allocated memory is still 125.8MB. Free memory was 69.8MB in the beginning and 62.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 17:05:38,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.98ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 44.5MB in the beginning and 70.5MB in the end (delta: -26.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.55ms. Allocated memory is still 104.9MB. Free memory was 70.5MB in the beginning and 66.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.51ms. Allocated memory is still 104.9MB. Free memory was 66.2MB in the beginning and 62.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 950.92ms. Allocated memory is still 104.9MB. Free memory was 62.0MB in the beginning and 64.1MB in the end (delta: -2.1MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2332.08ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.6MB in the beginning and 70.8MB in the end (delta: -7.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Witness Printer took 108.89ms. Allocated memory is still 125.8MB. Free memory was 69.8MB in the beginning and 62.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. 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: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 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, 27 GetRequests, 26 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: 0.1s 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, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 46 SizeOfPredicates, 1 NumberOfNonLiveVariables, 417 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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: 300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 1 <= Id_MCDC_103 RESULT: Ultimate proved your program to be correct! [2022-02-20 17:05:38,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE