./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ifcomp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifcomp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d2a65255d8b2e6b68882339bb2639d8ae744f5b340e0d3d33c067476b0c9dc7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:40,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:40,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:40,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:40,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:40,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:40,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:40,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:40,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:40,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:40,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:40,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:40,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:40,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:40,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:40,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:40,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:40,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:40,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:40,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:40,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:40,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:40,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:40,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:40,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:40,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:40,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:40,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:40,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:40,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:40,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:40,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:40,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:40,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:40,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:40,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:40,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:40,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:40,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:40,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:40,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:40,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:40,270 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:40,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:40,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:40,271 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:40,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:40,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:40,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:40,272 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:40,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:40,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:40,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:40,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:40,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:40,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:40,274 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:40,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:40,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:40,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:40,275 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:40,275 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:40,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:40,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:40,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:40,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:40,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:40,276 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:40,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:40,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:40,277 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d2a65255d8b2e6b68882339bb2639d8ae744f5b340e0d3d33c067476b0c9dc7 [2021-11-23 15:56:40,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:40,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:40,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:40,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:40,562 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:40,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/ifcomp.c [2021-11-23 15:56:40,630 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/ae414266b/edd42818d03a471aa09195144220834b/FLAG30bd31266 [2021-11-23 15:56:41,054 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:41,055 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/sv-benchmarks/c/array-fpi/ifcomp.c [2021-11-23 15:56:41,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/ae414266b/edd42818d03a471aa09195144220834b/FLAG30bd31266 [2021-11-23 15:56:41,461 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/ae414266b/edd42818d03a471aa09195144220834b [2021-11-23 15:56:41,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:41,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:41,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:41,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:41,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:41,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da45bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41, skipping insertion in model container [2021-11-23 15:56:41,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:41,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:41,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/sv-benchmarks/c/array-fpi/ifcomp.c[589,602] [2021-11-23 15:56:41,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:41,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:41,706 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/sv-benchmarks/c/array-fpi/ifcomp.c[589,602] [2021-11-23 15:56:41,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:41,730 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:41,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41 WrapperNode [2021-11-23 15:56:41,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:41,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:41,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:41,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:41,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,773 INFO L137 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2021-11-23 15:56:41,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:41,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:41,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:41,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:41,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:41,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:41,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:41,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:41,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:41,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:41,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:41,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:41,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:56:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:56:41,961 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:41,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:42,242 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:42,260 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:42,265 INFO L158 Benchmark]: Toolchain (without parser) took 799.00ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 48.3MB in the beginning and 62.7MB in the end (delta: -14.4MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:42,266 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:42,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.24ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 48.1MB in the beginning and 78.0MB in the end (delta: -29.8MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:42,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.69ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 76.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:42,270 INFO L158 Benchmark]: Boogie Preprocessor took 30.71ms. Allocated memory is still 102.8MB. Free memory was 76.0MB in the beginning and 74.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:42,272 INFO L158 Benchmark]: RCFGBuilder took 456.82ms. Allocated memory is still 102.8MB. Free memory was 74.7MB in the beginning and 62.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:42,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.24ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 48.1MB in the beginning and 78.0MB in the end (delta: -29.8MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.69ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 76.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.71ms. Allocated memory is still 102.8MB. Free memory was 76.0MB in the beginning and 74.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 456.82ms. Allocated memory is still 102.8MB. Free memory was 74.7MB in the beginning and 62.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:42,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifcomp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d2a65255d8b2e6b68882339bb2639d8ae744f5b340e0d3d33c067476b0c9dc7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:44,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:44,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:44,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:44,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:44,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:44,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:44,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:44,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:44,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:44,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:44,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:44,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:44,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:44,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:44,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:44,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:44,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:44,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:44,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:44,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:44,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:44,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:44,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:44,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:44,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:44,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:44,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:44,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:44,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:44,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:44,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:44,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:44,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:44,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:44,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:44,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:44,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:44,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:44,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:44,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:44,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:44,820 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:44,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:44,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:44,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:44,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:44,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:44,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:44,827 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:44,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:44,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:44,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:44,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:44,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:44,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:44,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:44,830 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:44,830 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:44,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:44,831 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:44,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:44,831 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:44,832 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:44,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:44,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:44,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:44,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:44,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:44,833 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:44,833 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:44,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:44,834 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:44,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:44,834 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d2a65255d8b2e6b68882339bb2639d8ae744f5b340e0d3d33c067476b0c9dc7 [2021-11-23 15:56:45,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:45,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:45,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:45,247 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:45,248 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:45,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/ifcomp.c [2021-11-23 15:56:45,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/487a1a93b/29bef1a3483c4eccaa3fcd2c07f64ead/FLAG397181ff4 [2021-11-23 15:56:45,895 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:45,895 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/sv-benchmarks/c/array-fpi/ifcomp.c [2021-11-23 15:56:45,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/487a1a93b/29bef1a3483c4eccaa3fcd2c07f64ead/FLAG397181ff4 [2021-11-23 15:56:46,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/data/487a1a93b/29bef1a3483c4eccaa3fcd2c07f64ead [2021-11-23 15:56:46,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:46,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:46,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:46,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:46,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:46,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f8323a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46, skipping insertion in model container [2021-11-23 15:56:46,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:46,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:46,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/sv-benchmarks/c/array-fpi/ifcomp.c[589,602] [2021-11-23 15:56:46,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:46,449 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:46,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/sv-benchmarks/c/array-fpi/ifcomp.c[589,602] [2021-11-23 15:56:46,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:46,543 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:46,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46 WrapperNode [2021-11-23 15:56:46,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:46,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:46,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:46,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:46,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,606 INFO L137 Inliner]: procedures = 18, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2021-11-23 15:56:46,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:46,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:46,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:46,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:46,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:46,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:46,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:46,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:46,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:46,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:46,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:46,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:46,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:56:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:46,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:56:46,854 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:46,856 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:47,448 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:47,461 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:47,466 INFO L158 Benchmark]: Toolchain (without parser) took 1245.88ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 31.2MB in the end (delta: 12.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,466 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:47,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.45ms. Allocated memory is still 62.9MB. Free memory was 43.5MB in the beginning and 47.2MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.21ms. Allocated memory is still 62.9MB. Free memory was 47.0MB in the beginning and 45.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:47,469 INFO L158 Benchmark]: Boogie Preprocessor took 45.47ms. Allocated memory is still 62.9MB. Free memory was 45.4MB in the beginning and 44.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:47,470 INFO L158 Benchmark]: RCFGBuilder took 810.53ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 31.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,473 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.45ms. Allocated memory is still 62.9MB. Free memory was 43.5MB in the beginning and 47.2MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.21ms. Allocated memory is still 62.9MB. Free memory was 47.0MB in the beginning and 45.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.47ms. Allocated memory is still 62.9MB. Free memory was 45.4MB in the beginning and 44.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 810.53ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 31.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:47,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a63fcd1-e4a5-4cc7-91e6-ba2ef5fce1fe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable