./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label44.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_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/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_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/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_088fe180-57dd-4d95-81be-04b1475832c9/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 eba428270e9d5f95e3f1770c62e841945114a029f1583df79013ead01f9be4f8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:42,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:42,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:42,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:42,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:42,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:42,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:42,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:42,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:42,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:42,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:42,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:42,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:42,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:42,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:42,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:42,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:42,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:42,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:42,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:42,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:42,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:42,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:42,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:42,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:42,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:42,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:42,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:42,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:42,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:42,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:42,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:42,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:42,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:42,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:42,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:42,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:42,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:42,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:42,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:42,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:42,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:42,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:42,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:42,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:42,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:42,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:42,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:42,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:42,283 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:42,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:42,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:42,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:42,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:42,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:42,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:42,291 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:42,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:42,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:42,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:42,291 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:42,292 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:42,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:42,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:42,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:42,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:42,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:42,292 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:42,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:42,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:42,293 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_088fe180-57dd-4d95-81be-04b1475832c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba428270e9d5f95e3f1770c62e841945114a029f1583df79013ead01f9be4f8 [2021-11-23 15:01:42,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:42,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:42,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:42,576 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:42,577 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:42,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label44.c [2021-11-23 15:01:42,659 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/5839c9c54/dd3483b8f0854bff8efe3490f4a174a9/FLAGe35a04bc6 [2021-11-23 15:01:46,597 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:46,600 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/sv-benchmarks/c/eca-rers2012/Problem08_label44.c [2021-11-23 15:01:46,867 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/5839c9c54/dd3483b8f0854bff8efe3490f4a174a9/FLAGe35a04bc6 [2021-11-23 15:01:46,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/5839c9c54/dd3483b8f0854bff8efe3490f4a174a9 [2021-11-23 15:01:46,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:46,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:46,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:46,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:46,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:46,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@459ca0da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46, skipping insertion in model container [2021-11-23 15:01:46,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:48,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:15,028 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_088fe180-57dd-4d95-81be-04b1475832c9/sv-benchmarks/c/eca-rers2012/Problem08_label44.c[5716924,5716937] [2021-11-23 15:02:15,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:15,158 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:28,640 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_088fe180-57dd-4d95-81be-04b1475832c9/sv-benchmarks/c/eca-rers2012/Problem08_label44.c[5716924,5716937] [2021-11-23 15:02:28,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:32,914 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:32,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32 WrapperNode [2021-11-23 15:02:32,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:32,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:32,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:32,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:32,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:34,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:40,971 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:02:40,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:40,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:40,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:40,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:41,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:41,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:42,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:42,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:46,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:47,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:47,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:48,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:48,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:48,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:48,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:48,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:32" (1/1) ... [2021-11-23 15:02:48,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:48,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:48,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:48,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:48,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:48,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:49,043 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:49,045 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:57,150 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:57,570 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 15:03:57,576 INFO L158 Benchmark]: Toolchain (without parser) took 130602.92ms. Allocated memory was 637.5MB in the beginning and 11.4GB in the end (delta: 10.8GB). Free memory was 433.9MB in the beginning and 8.1GB in the end (delta: -7.7GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2021-11-23 15:03:57,576 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory was 90.0MB in the beginning and 89.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:57,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45942.24ms. Allocated memory was 637.5MB in the beginning and 6.6GB in the end (delta: 5.9GB). Free memory was 433.9MB in the beginning and 4.7GB in the end (delta: -4.3GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-23 15:03:57,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 8042.94ms. Allocated memory is still 6.6GB. Free memory was 4.7GB in the beginning and 4.2GB in the end (delta: 567.3MB). Peak memory consumption was 721.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,585 INFO L158 Benchmark]: Boogie Preprocessor took 7829.62ms. Allocated memory was 6.6GB in the beginning and 9.1GB in the end (delta: 2.5GB). Free memory was 4.2GB in the beginning and 6.2GB in the end (delta: -2.0GB). Peak memory consumption was 730.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,586 INFO L158 Benchmark]: RCFGBuilder took 68768.15ms. Allocated memory was 9.1GB in the beginning and 11.4GB in the end (delta: 2.3GB). Free memory was 6.2GB in the beginning and 8.1GB in the end (delta: -1.9GB). Peak memory consumption was 937.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,596 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 90.0MB in the beginning and 89.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45942.24ms. Allocated memory was 637.5MB in the beginning and 6.6GB in the end (delta: 5.9GB). Free memory was 433.9MB in the beginning and 4.7GB in the end (delta: -4.3GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 8042.94ms. Allocated memory is still 6.6GB. Free memory was 4.7GB in the beginning and 4.2GB in the end (delta: 567.3MB). Peak memory consumption was 721.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 7829.62ms. Allocated memory was 6.6GB in the beginning and 9.1GB in the end (delta: 2.5GB). Free memory was 4.2GB in the beginning and 6.2GB in the end (delta: -2.0GB). Peak memory consumption was 730.9MB. Max. memory is 16.1GB. * RCFGBuilder took 68768.15ms. Allocated memory was 9.1GB in the beginning and 11.4GB in the end (delta: 2.3GB). Free memory was 6.2GB in the beginning and 8.1GB in the end (delta: -1.9GB). Peak memory consumption was 937.4MB. 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 15:03:57,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/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_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/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_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/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_088fe180-57dd-4d95-81be-04b1475832c9/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 eba428270e9d5f95e3f1770c62e841945114a029f1583df79013ead01f9be4f8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:00,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:00,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:00,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:00,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:00,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:00,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:00,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:00,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:00,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:00,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:00,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:00,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:00,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:00,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:00,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:00,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:00,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:00,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:00,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:00,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:00,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:00,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:00,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:00,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:00,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:00,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:00,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:00,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:00,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:00,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:00,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:00,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:00,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:00,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:00,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:00,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:00,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:00,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:00,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:00,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:00,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:00,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:00,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:00,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:00,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:00,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:00,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:00,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:00,464 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:00,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:00,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:00,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:00,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:00,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:00,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:00,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:00,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:00,467 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:00,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:00,467 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:00,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:00,467 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:00,468 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:00,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:00,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:00,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:00,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:00,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:00,469 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:00,469 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:00,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:00,470 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:00,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:00,471 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_088fe180-57dd-4d95-81be-04b1475832c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba428270e9d5f95e3f1770c62e841945114a029f1583df79013ead01f9be4f8 [2021-11-23 15:04:00,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:00,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:00,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:00,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:00,895 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:00,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label44.c [2021-11-23 15:04:00,969 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/6ada7f549/2e2c0794481747a692e44ff6b25cc786/FLAG9f272890e [2021-11-23 15:04:05,053 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:05,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/sv-benchmarks/c/eca-rers2012/Problem08_label44.c [2021-11-23 15:04:05,322 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/6ada7f549/2e2c0794481747a692e44ff6b25cc786/FLAG9f272890e [2021-11-23 15:04:05,455 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/data/6ada7f549/2e2c0794481747a692e44ff6b25cc786 [2021-11-23 15:04:05,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:05,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:05,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:05,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:05,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:05,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:05" (1/1) ... [2021-11-23 15:04:05,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610d5ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:05, skipping insertion in model container [2021-11-23 15:04:05,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:05" (1/1) ... [2021-11-23 15:04:05,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:07,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:34,082 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_088fe180-57dd-4d95-81be-04b1475832c9/sv-benchmarks/c/eca-rers2012/Problem08_label44.c[5716924,5716937] [2021-11-23 15:04:34,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:34,215 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:48,341 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_088fe180-57dd-4d95-81be-04b1475832c9/sv-benchmarks/c/eca-rers2012/Problem08_label44.c[5716924,5716937] [2021-11-23 15:04:48,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:52,865 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:52,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52 WrapperNode [2021-11-23 15:04:52,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:52,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:52,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:52,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:52,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:54,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:59,465 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:04:59,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:59,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:59,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:59,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:59,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:59,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:05:00,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:05:00,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:05:02,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:05:02,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:05:03,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:05:03,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:03,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:03,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:03,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:03,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:05:04,013 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:04,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:04,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:04,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:04,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:04,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:04,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:04,284 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:04,298 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:42,051 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:42,292 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 15:06:42,300 INFO L158 Benchmark]: Toolchain (without parser) took 156836.86ms. Allocated memory was 994.1MB in the beginning and 12.6GB in the end (delta: 11.6GB). Free memory was 693.1MB in the beginning and 8.9GB in the end (delta: -8.2GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:06:42,301 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 42.4MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:42,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47400.58ms. Allocated memory was 994.1MB in the beginning and 6.5GB in the end (delta: 5.5GB). Free memory was 693.1MB in the beginning and 4.5GB in the end (delta: -3.8GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. [2021-11-23 15:06:42,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 6599.77ms. Allocated memory was 6.5GB in the beginning and 9.6GB in the end (delta: 3.1GB). Free memory was 4.5GB in the beginning and 7.0GB in the end (delta: -2.6GB). Peak memory consumption was 978.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,305 INFO L158 Benchmark]: Boogie Preprocessor took 4516.93ms. Allocated memory is still 9.6GB. Free memory was 7.0GB in the beginning and 6.4GB in the end (delta: 594.5MB). Peak memory consumption was 719.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,306 INFO L158 Benchmark]: RCFGBuilder took 98312.75ms. Allocated memory was 9.6GB in the beginning and 12.6GB in the end (delta: 3.0GB). Free memory was 6.4GB in the beginning and 8.9GB in the end (delta: -2.5GB). Peak memory consumption was 912.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,315 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 42.4MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47400.58ms. Allocated memory was 994.1MB in the beginning and 6.5GB in the end (delta: 5.5GB). Free memory was 693.1MB in the beginning and 4.5GB in the end (delta: -3.8GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6599.77ms. Allocated memory was 6.5GB in the beginning and 9.6GB in the end (delta: 3.1GB). Free memory was 4.5GB in the beginning and 7.0GB in the end (delta: -2.6GB). Peak memory consumption was 978.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4516.93ms. Allocated memory is still 9.6GB. Free memory was 7.0GB in the beginning and 6.4GB in the end (delta: 594.5MB). Peak memory consumption was 719.3MB. Max. memory is 16.1GB. * RCFGBuilder took 98312.75ms. Allocated memory was 9.6GB in the beginning and 12.6GB in the end (delta: 3.0GB). Free memory was 6.4GB in the beginning and 8.9GB in the end (delta: -2.5GB). Peak memory consumption was 912.3MB. 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 15:06:42,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_088fe180-57dd-4d95-81be-04b1475832c9/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