./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label43.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_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/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_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/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_aae686dc-8347-4f27-8ce3-e0871fb33951/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 e577ac4fec98ce8190b7e2567f5dad5b2e39d7f9e4c346cfe2efdd450e4d5c55 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:08,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:08,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:08,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:08,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:08,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:08,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:08,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:08,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:08,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:08,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:08,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:08,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:08,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:08,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:08,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:08,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:08,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:08,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:08,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:08,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:08,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:08,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:08,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:08,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:08,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:08,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:08,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:08,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:08,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:08,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:08,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:08,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:08,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:08,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:08,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:08,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:08,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:08,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:08,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:08,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:08,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:08,230 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:08,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:08,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:08,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:08,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:08,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:08,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:08,232 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:08,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:08,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:08,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:08,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:08,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:08,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:08,234 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:08,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:08,234 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:08,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:08,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:08,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:08,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:08,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:08,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:08,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:08,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:08,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:08,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:08,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:08,236 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_aae686dc-8347-4f27-8ce3-e0871fb33951/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e577ac4fec98ce8190b7e2567f5dad5b2e39d7f9e4c346cfe2efdd450e4d5c55 [2021-11-23 15:33:08,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:08,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:08,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:08,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:08,504 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:08,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2021-11-23 15:33:08,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/9865c4c22/a00a750091f647b48675178f71154045/FLAG90cac70b4 [2021-11-23 15:33:09,369 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:09,372 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2021-11-23 15:33:09,403 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/9865c4c22/a00a750091f647b48675178f71154045/FLAG90cac70b4 [2021-11-23 15:33:09,453 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/9865c4c22/a00a750091f647b48675178f71154045 [2021-11-23 15:33:09,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:09,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:09,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:09,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:09,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:09,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:09" (1/1) ... [2021-11-23 15:33:09,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0ed692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:09, skipping insertion in model container [2021-11-23 15:33:09,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:09" (1/1) ... [2021-11-23 15:33:09,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:09,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:09,910 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_aae686dc-8347-4f27-8ce3-e0871fb33951/sv-benchmarks/c/eca-rers2012/Problem18_label43.c[6843,6856] [2021-11-23 15:33:10,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:10,639 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:10,677 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_aae686dc-8347-4f27-8ce3-e0871fb33951/sv-benchmarks/c/eca-rers2012/Problem18_label43.c[6843,6856] [2021-11-23 15:33:11,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:11,241 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:11,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11 WrapperNode [2021-11-23 15:33:11,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:11,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:11,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:11,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:11,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,596 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 15:33:11,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:11,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:11,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:11,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:11,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:11,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:11,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:11,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:11,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:11" (1/1) ... [2021-11-23 15:33:11,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:11,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:12,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:12,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:12,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:12,277 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:12,290 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:16,272 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:16,337 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 15:33:16,350 INFO L158 Benchmark]: Toolchain (without parser) took 6888.70ms. Allocated memory was 98.6MB in the beginning and 260.0MB in the end (delta: 161.5MB). Free memory was 60.4MB in the beginning and 135.4MB in the end (delta: -74.9MB). Peak memory consumption was 145.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:16,352 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 81.8MB. Free memory was 49.7MB in the beginning and 49.7MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:16,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1782.21ms. Allocated memory is still 98.6MB. Free memory was 60.3MB in the beginning and 34.7MB in the end (delta: 25.6MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:16,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 381.52ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 34.7MB in the beginning and 65.4MB in the end (delta: -30.7MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:16,357 INFO L158 Benchmark]: Boogie Preprocessor took 329.74ms. Allocated memory is still 130.0MB. Free memory was 65.4MB in the beginning and 53.7MB in the end (delta: 11.7MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:16,358 INFO L158 Benchmark]: RCFGBuilder took 4389.67ms. Allocated memory was 130.0MB in the beginning and 260.0MB in the end (delta: 130.0MB). Free memory was 53.7MB in the beginning and 135.4MB in the end (delta: -81.7MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:16,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 81.8MB. Free memory was 49.7MB in the beginning and 49.7MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1782.21ms. Allocated memory is still 98.6MB. Free memory was 60.3MB in the beginning and 34.7MB in the end (delta: 25.6MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 381.52ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 34.7MB in the beginning and 65.4MB in the end (delta: -30.7MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 329.74ms. Allocated memory is still 130.0MB. Free memory was 65.4MB in the beginning and 53.7MB in the end (delta: 11.7MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4389.67ms. Allocated memory was 130.0MB in the beginning and 260.0MB in the end (delta: 130.0MB). Free memory was 53.7MB in the beginning and 135.4MB in the end (delta: -81.7MB). Peak memory consumption was 105.2MB. 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 15:33:16,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/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_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/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_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/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_aae686dc-8347-4f27-8ce3-e0871fb33951/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 e577ac4fec98ce8190b7e2567f5dad5b2e39d7f9e4c346cfe2efdd450e4d5c55 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:19,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:19,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:19,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:19,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:19,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:19,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:19,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:19,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:19,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:19,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:19,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:19,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:19,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:19,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:19,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:19,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:19,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:19,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:19,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:19,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:19,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:19,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:19,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:19,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:19,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:19,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:19,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:19,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:19,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:19,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:19,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:19,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:19,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:19,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:19,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:19,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:19,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:19,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:19,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:19,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:19,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:19,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:19,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:19,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:19,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:19,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:19,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:19,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:19,437 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:19,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:19,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:19,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:19,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:19,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:19,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:19,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:19,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:19,440 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:19,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:19,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:19,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:19,441 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:19,442 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:19,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:19,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:19,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:19,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:19,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:19,443 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:19,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:19,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:19,444 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:19,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:19,445 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_aae686dc-8347-4f27-8ce3-e0871fb33951/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e577ac4fec98ce8190b7e2567f5dad5b2e39d7f9e4c346cfe2efdd450e4d5c55 [2021-11-23 15:33:19,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:19,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:19,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:19,945 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:19,946 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:19,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2021-11-23 15:33:20,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/701160e64/44619b871dae4972ad06c768167572e8/FLAGd8ce0084c [2021-11-23 15:33:20,873 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:20,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2021-11-23 15:33:20,917 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/701160e64/44619b871dae4972ad06c768167572e8/FLAGd8ce0084c [2021-11-23 15:33:21,430 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/data/701160e64/44619b871dae4972ad06c768167572e8 [2021-11-23 15:33:21,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:21,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:21,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:21,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:21,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:21,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:21" (1/1) ... [2021-11-23 15:33:21,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78dcaaf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:21, skipping insertion in model container [2021-11-23 15:33:21,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:21" (1/1) ... [2021-11-23 15:33:21,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:21,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:21,891 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_aae686dc-8347-4f27-8ce3-e0871fb33951/sv-benchmarks/c/eca-rers2012/Problem18_label43.c[6843,6856] [2021-11-23 15:33:22,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:22,798 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:22,834 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_aae686dc-8347-4f27-8ce3-e0871fb33951/sv-benchmarks/c/eca-rers2012/Problem18_label43.c[6843,6856] [2021-11-23 15:33:23,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:23,486 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:23,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23 WrapperNode [2021-11-23 15:33:23,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:23,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:23,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:23,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:23,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,759 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4128 [2021-11-23 15:33:23,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:23,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:23,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:23,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:23,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:23,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:23,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:23,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:23,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:24,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:23" (1/1) ... [2021-11-23 15:33:24,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:24,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:24,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:24,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:24,290 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:24,292 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:41,287 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:41,331 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 15:33:41,335 INFO L158 Benchmark]: Toolchain (without parser) took 19895.20ms. Allocated memory was 67.1MB in the beginning and 249.6MB in the end (delta: 182.5MB). Free memory was 36.2MB in the beginning and 174.7MB in the end (delta: -138.5MB). Peak memory consumption was 128.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,335 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:41,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2047.23ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 36.1MB in the beginning and 60.8MB in the end (delta: -24.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,337 INFO L158 Benchmark]: Boogie Procedure Inliner took 270.07ms. Allocated memory is still 109.1MB. Free memory was 60.8MB in the beginning and 56.4MB in the end (delta: 4.4MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,338 INFO L158 Benchmark]: Boogie Preprocessor took 235.21ms. Allocated memory is still 109.1MB. Free memory was 56.4MB in the beginning and 43.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,339 INFO L158 Benchmark]: RCFGBuilder took 17335.65ms. Allocated memory was 109.1MB in the beginning and 249.6MB in the end (delta: 140.5MB). Free memory was 43.8MB in the beginning and 174.7MB in the end (delta: -130.9MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2047.23ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 36.1MB in the beginning and 60.8MB in the end (delta: -24.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 270.07ms. Allocated memory is still 109.1MB. Free memory was 60.8MB in the beginning and 56.4MB in the end (delta: 4.4MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 235.21ms. Allocated memory is still 109.1MB. Free memory was 56.4MB in the beginning and 43.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 17335.65ms. Allocated memory was 109.1MB in the beginning and 249.6MB in the end (delta: 140.5MB). Free memory was 43.8MB in the beginning and 174.7MB in the end (delta: -130.9MB). Peak memory consumption was 94.9MB. 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 15:33:41,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae686dc-8347-4f27-8ce3-e0871fb33951/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