./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label09.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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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 179c918b2db28e9084bd927ed6c0c1b9cbf9a85e5173c8ba4b86af3714470a9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:34,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:34,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:34,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:34,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:34,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:34,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:34,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:34,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:34,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:34,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:34,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:34,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:34,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:34,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:34,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:34,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:34,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:34,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:34,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:34,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:34,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:34,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:34,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:34,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:34,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:34,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:34,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:34,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:34,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:34,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:34,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:34,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:34,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:34,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:34,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:34,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:34,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:34,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:34,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:34,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:34,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:34,258 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:34,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:34,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:34,260 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:34,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:34,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:34,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:34,261 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:34,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:34,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:34,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:34,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:34,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:34,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:34,264 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:34,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:34,264 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:34,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:34,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:34,265 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:34,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:34,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:34,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:34,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:34,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:34,266 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:34,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:34,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:34,266 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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 179c918b2db28e9084bd927ed6c0c1b9cbf9a85e5173c8ba4b86af3714470a9f [2021-11-23 15:45:34,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:34,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:34,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:34,571 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:34,572 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:34,574 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label09.c [2021-11-23 15:45:34,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/8270da965/9c323db79ce84e7aa6d5d9d53413aedf/FLAGb195eb763 [2021-11-23 15:45:37,420 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:37,420 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/sv-benchmarks/c/eca-rers2012/Problem07_label09.c [2021-11-23 15:45:37,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/8270da965/9c323db79ce84e7aa6d5d9d53413aedf/FLAGb195eb763 [2021-11-23 15:45:38,022 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/8270da965/9c323db79ce84e7aa6d5d9d53413aedf [2021-11-23 15:45:38,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:38,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:38,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:38,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:38,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:38,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:38" (1/1) ... [2021-11-23 15:45:38,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7865cd6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:38, skipping insertion in model container [2021-11-23 15:45:38,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:38" (1/1) ... [2021-11-23 15:45:38,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:39,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:51,494 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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/sv-benchmarks/c/eca-rers2012/Problem07_label09.c[2768476,2768489] [2021-11-23 15:45:51,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:51,574 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:58,830 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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/sv-benchmarks/c/eca-rers2012/Problem07_label09.c[2768476,2768489] [2021-11-23 15:45:58,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:59,926 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:59,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59 WrapperNode [2021-11-23 15:45:59,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:59,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:59,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:59,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:59,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:00,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:03,414 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:46:03,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:03,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:03,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:03,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:03,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:03,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:04,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:04,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:05,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:06,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:06,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:07,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:07,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:07,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:07,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:07,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:59" (1/1) ... [2021-11-23 15:46:07,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:07,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:07,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:07,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:07,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:07,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:07,337 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:07,339 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:46,855 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:46,981 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 15:46:46,993 INFO L158 Benchmark]: Toolchain (without parser) took 68964.73ms. Allocated memory was 385.9MB in the beginning and 8.9GB in the end (delta: 8.5GB). Free memory was 212.9MB in the beginning and 7.2GB in the end (delta: -7.0GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:46:46,994 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 86.8MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:46,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21900.06ms. Allocated memory was 385.9MB in the beginning and 2.6GB in the end (delta: 2.2GB). Free memory was 212.9MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 881.9MB. Max. memory is 16.1GB. [2021-11-23 15:46:46,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 3487.36ms. Allocated memory was 2.6GB in the beginning and 5.2GB in the end (delta: 2.6GB). Free memory was 1.8GB in the beginning and 4.1GB in the end (delta: -2.3GB). Peak memory consumption was 350.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:46,999 INFO L158 Benchmark]: Boogie Preprocessor took 3678.52ms. Allocated memory is still 5.2GB. Free memory was 4.1GB in the beginning and 3.9GB in the end (delta: 184.5MB). Peak memory consumption was 371.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:47,000 INFO L158 Benchmark]: RCFGBuilder took 39893.78ms. Allocated memory was 5.2GB in the beginning and 8.9GB in the end (delta: 3.8GB). Free memory was 3.9GB in the beginning and 7.2GB in the end (delta: -3.3GB). Peak memory consumption was 628.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:47,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 86.8MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21900.06ms. Allocated memory was 385.9MB in the beginning and 2.6GB in the end (delta: 2.2GB). Free memory was 212.9MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 881.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3487.36ms. Allocated memory was 2.6GB in the beginning and 5.2GB in the end (delta: 2.6GB). Free memory was 1.8GB in the beginning and 4.1GB in the end (delta: -2.3GB). Peak memory consumption was 350.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3678.52ms. Allocated memory is still 5.2GB. Free memory was 4.1GB in the beginning and 3.9GB in the end (delta: 184.5MB). Peak memory consumption was 371.2MB. Max. memory is 16.1GB. * RCFGBuilder took 39893.78ms. Allocated memory was 5.2GB in the beginning and 8.9GB in the end (delta: 3.8GB). Free memory was 3.9GB in the beginning and 7.2GB in the end (delta: -3.3GB). Peak memory consumption was 628.1MB. 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 15:46:47,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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 179c918b2db28e9084bd927ed6c0c1b9cbf9a85e5173c8ba4b86af3714470a9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:49,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:49,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:49,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:49,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:49,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:49,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:49,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:49,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:49,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:49,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:49,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:49,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:49,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:49,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:49,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:49,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:49,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:49,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:49,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:49,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:49,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:49,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:49,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:49,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:49,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:49,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:49,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:49,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:49,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:49,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:49,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:49,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:49,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:49,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:49,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:49,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:49,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:49,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:49,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:49,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:49,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:49,683 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:49,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:49,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:49,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:49,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:49,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:49,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:49,687 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:49,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:49,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:49,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:49,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:49,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:49,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:49,690 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:49,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:49,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:49,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:49,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:49,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:49,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:49,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:49,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:49,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:49,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:49,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:49,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:49,692 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:49,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:49,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:49,693 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:49,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:49,693 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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 179c918b2db28e9084bd927ed6c0c1b9cbf9a85e5173c8ba4b86af3714470a9f [2021-11-23 15:46:50,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:50,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:50,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:50,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:50,148 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:50,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label09.c [2021-11-23 15:46:50,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/9bde8dad7/b13f223ea234444db99d54a1222e40de/FLAG286ea9fcb [2021-11-23 15:46:53,107 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:53,108 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/sv-benchmarks/c/eca-rers2012/Problem07_label09.c [2021-11-23 15:46:53,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/9bde8dad7/b13f223ea234444db99d54a1222e40de/FLAG286ea9fcb [2021-11-23 15:46:53,342 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/data/9bde8dad7/b13f223ea234444db99d54a1222e40de [2021-11-23 15:46:53,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:53,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:53,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:53,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:53,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:53,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:53" (1/1) ... [2021-11-23 15:46:53,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b9734b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:53, skipping insertion in model container [2021-11-23 15:46:53,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:53" (1/1) ... [2021-11-23 15:46:53,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:54,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:06,461 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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/sv-benchmarks/c/eca-rers2012/Problem07_label09.c[2768476,2768489] [2021-11-23 15:47:06,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:06,555 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:13,898 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_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/sv-benchmarks/c/eca-rers2012/Problem07_label09.c[2768476,2768489] [2021-11-23 15:47:13,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:15,045 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:15,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15 WrapperNode [2021-11-23 15:47:15,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:15,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:15,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:15,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:15,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:15,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:18,250 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:47:18,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:18,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:18,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:18,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:18,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:18,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:18,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:18,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:19,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:20,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:20,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:20,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:20,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:20,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:20,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:20,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:20,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:20,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:20,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:20,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:21,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:21,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:21,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:21,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:21,147 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:21,149 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:13,081 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:13,417 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 15:48:13,424 INFO L158 Benchmark]: Toolchain (without parser) took 80077.01ms. Allocated memory was 287.3MB in the beginning and 8.4GB in the end (delta: 8.1GB). Free memory was 144.4MB in the beginning and 6.9GB in the end (delta: -6.8GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:48:13,425 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:13,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21699.85ms. Allocated memory was 287.3MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 144.1MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 769.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:13,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 3203.44ms. Allocated memory was 2.8GB in the beginning and 5.5GB in the end (delta: 2.7GB). Free memory was 2.1GB in the beginning and 4.5GB in the end (delta: -2.4GB). Peak memory consumption was 326.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:13,429 INFO L158 Benchmark]: Boogie Preprocessor took 2675.80ms. Allocated memory is still 5.5GB. Free memory was 4.5GB in the beginning and 4.3GB in the end (delta: 276.8MB). Peak memory consumption was 320.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:13,431 INFO L158 Benchmark]: RCFGBuilder took 52493.36ms. Allocated memory was 5.5GB in the beginning and 8.4GB in the end (delta: 2.8GB). Free memory was 4.3GB in the beginning and 6.9GB in the end (delta: -2.7GB). Peak memory consumption was 568.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:13,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21699.85ms. Allocated memory was 287.3MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 144.1MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 769.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3203.44ms. Allocated memory was 2.8GB in the beginning and 5.5GB in the end (delta: 2.7GB). Free memory was 2.1GB in the beginning and 4.5GB in the end (delta: -2.4GB). Peak memory consumption was 326.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2675.80ms. Allocated memory is still 5.5GB. Free memory was 4.5GB in the beginning and 4.3GB in the end (delta: 276.8MB). Peak memory consumption was 320.9MB. Max. memory is 16.1GB. * RCFGBuilder took 52493.36ms. Allocated memory was 5.5GB in the beginning and 8.4GB in the end (delta: 2.8GB). Free memory was 4.3GB in the beginning and 6.9GB in the end (delta: -2.7GB). Peak memory consumption was 568.3MB. 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 15:48:13,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d36d5a-e49c-4d72-ba13-8be6f9fbdcd3/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