./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label27.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_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/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_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/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_791fffd5-877a-4056-84ad-b0d4bac26242/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 37a936c68c2366e8e771de8327d485af323f29b99aee8e4d5b84781c604b5939 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:57,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:57,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:57,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:57,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:57,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:57,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:57,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:57,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:57,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:57,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:57,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:57,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:57,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:57,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:57,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:57,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:57,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:57,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:57,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:57,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:57,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:57,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:57,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:57,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:57,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:57,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:57,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:57,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:57,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:57,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:57,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:57,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:57,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:57,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:57,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:57,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:57,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:57,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:57,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:57,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:57,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:57,246 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:57,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:57,248 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:57,248 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:57,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:57,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:57,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:57,250 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:57,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:57,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:57,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:57,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:57,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:57,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:57,252 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:57,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:57,253 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:57,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:57,253 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:57,254 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:57,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:57,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:57,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:57,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:57,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:57,256 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:57,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:57,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:57,256 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_791fffd5-877a-4056-84ad-b0d4bac26242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37a936c68c2366e8e771de8327d485af323f29b99aee8e4d5b84781c604b5939 [2021-11-23 15:33:57,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:57,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:57,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:57,677 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:57,678 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:57,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2021-11-23 15:33:57,770 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/28d37c05a/1ec50dd63bb24277b4a2d033d0a14d33/FLAG5ba1deb2e [2021-11-23 15:33:58,560 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:58,560 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2021-11-23 15:33:58,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/28d37c05a/1ec50dd63bb24277b4a2d033d0a14d33/FLAG5ba1deb2e [2021-11-23 15:33:58,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/28d37c05a/1ec50dd63bb24277b4a2d033d0a14d33 [2021-11-23 15:33:58,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:58,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:58,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:58,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:58,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:58,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:58" (1/1) ... [2021-11-23 15:33:58,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd73695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:58, skipping insertion in model container [2021-11-23 15:33:58,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:58" (1/1) ... [2021-11-23 15:33:58,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:58,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:59,256 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_791fffd5-877a-4056-84ad-b0d4bac26242/sv-benchmarks/c/eca-rers2012/Problem14_label27.c[3158,3171] [2021-11-23 15:33:59,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:59,568 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:59,604 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_791fffd5-877a-4056-84ad-b0d4bac26242/sv-benchmarks/c/eca-rers2012/Problem14_label27.c[3158,3171] [2021-11-23 15:33:59,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:59,788 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:59,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59 WrapperNode [2021-11-23 15:33:59,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:59,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:59,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:59,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:59,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:33:59,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,041 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:34:00,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:00,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:00,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:00,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:00,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:00,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:00,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:00,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:00,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59" (1/1) ... [2021-11-23 15:34:00,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:00,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:00,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:00,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:00,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:00,366 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:00,368 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:02,154 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:02,217 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 15:34:02,231 INFO L158 Benchmark]: Toolchain (without parser) took 3429.52ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 68.7MB in the beginning and 72.0MB in the end (delta: -3.3MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:02,233 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 49.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:02,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 984.93ms. Allocated memory is still 102.8MB. Free memory was 68.5MB in the beginning and 56.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:02,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 251.60ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 56.4MB in the beginning and 101.3MB in the end (delta: -44.9MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:02,238 INFO L158 Benchmark]: Boogie Preprocessor took 113.12ms. Allocated memory is still 132.1MB. Free memory was 101.3MB in the beginning and 96.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:02,239 INFO L158 Benchmark]: RCFGBuilder took 2070.09ms. Allocated memory is still 132.1MB. Free memory was 96.0MB in the beginning and 72.0MB in the end (delta: 24.0MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:02,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 49.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 984.93ms. Allocated memory is still 102.8MB. Free memory was 68.5MB in the beginning and 56.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 251.60ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 56.4MB in the beginning and 101.3MB in the end (delta: -44.9MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.12ms. Allocated memory is still 132.1MB. Free memory was 101.3MB in the beginning and 96.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2070.09ms. Allocated memory is still 132.1MB. Free memory was 96.0MB in the beginning and 72.0MB in the end (delta: 24.0MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:02,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/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_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/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_791fffd5-877a-4056-84ad-b0d4bac26242/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 37a936c68c2366e8e771de8327d485af323f29b99aee8e4d5b84781c604b5939 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:05,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:05,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:05,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:05,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:05,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:05,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:05,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:05,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:05,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:05,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:05,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:05,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:05,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:05,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:05,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:05,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:05,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:05,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:05,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:05,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:05,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:05,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:05,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:05,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:05,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:05,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:05,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:05,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:05,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:05,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:05,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:05,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:05,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:05,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:05,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:05,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:05,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:05,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:05,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:05,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:05,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:05,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:05,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:05,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:05,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:05,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:05,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:05,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:05,356 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:05,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:05,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:05,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:05,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:05,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:05,359 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:05,359 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:05,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:05,360 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:05,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:05,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:05,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:05,361 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:05,361 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:05,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:05,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:05,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:05,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:05,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:05,363 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:05,364 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:05,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:05,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:05,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:05,365 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_791fffd5-877a-4056-84ad-b0d4bac26242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37a936c68c2366e8e771de8327d485af323f29b99aee8e4d5b84781c604b5939 [2021-11-23 15:34:05,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:05,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:05,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:05,862 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:05,863 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:05,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2021-11-23 15:34:05,971 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/53dff6dd4/c7c65fbad2e04c808d6e1903444c74de/FLAG105a75077 [2021-11-23 15:34:06,673 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:06,674 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2021-11-23 15:34:06,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/53dff6dd4/c7c65fbad2e04c808d6e1903444c74de/FLAG105a75077 [2021-11-23 15:34:06,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/data/53dff6dd4/c7c65fbad2e04c808d6e1903444c74de [2021-11-23 15:34:06,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:06,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:06,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:06,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:06,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:06,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:06,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45f731f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:06, skipping insertion in model container [2021-11-23 15:34:06,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:06" (1/1) ... [2021-11-23 15:34:06,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:06,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:07,173 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_791fffd5-877a-4056-84ad-b0d4bac26242/sv-benchmarks/c/eca-rers2012/Problem14_label27.c[3158,3171] [2021-11-23 15:34:07,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:07,595 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:07,636 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_791fffd5-877a-4056-84ad-b0d4bac26242/sv-benchmarks/c/eca-rers2012/Problem14_label27.c[3158,3171] [2021-11-23 15:34:07,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:07,846 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:07,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07 WrapperNode [2021-11-23 15:34:07,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:07,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:07,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:07,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:07,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:07,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:07,954 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:34:07,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:07,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:07,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:07,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:07,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:07,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:07,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:07,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:08,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:08,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:08,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:08,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:08,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:08,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:08,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:08,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:07" (1/1) ... [2021-11-23 15:34:08,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:08,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:08,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:08,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:08,300 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:08,302 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:12,149 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:12,227 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 15:34:12,238 INFO L158 Benchmark]: Toolchain (without parser) took 5382.70ms. Allocated memory was 50.3MB in the beginning and 96.5MB in the end (delta: 46.1MB). Free memory was 24.4MB in the beginning and 68.9MB in the end (delta: -44.5MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,239 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 50.3MB. Free memory is still 30.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:12,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 990.81ms. Allocated memory was 50.3MB in the beginning and 71.3MB in the end (delta: 21.0MB). Free memory was 24.2MB in the beginning and 44.3MB in the end (delta: -20.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.23ms. Allocated memory is still 71.3MB. Free memory was 44.3MB in the beginning and 38.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,245 INFO L158 Benchmark]: Boogie Preprocessor took 108.65ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 32.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,245 INFO L158 Benchmark]: RCFGBuilder took 4169.17ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 32.7MB in the beginning and 68.9MB in the end (delta: -36.2MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,248 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 50.3MB. Free memory is still 30.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 990.81ms. Allocated memory was 50.3MB in the beginning and 71.3MB in the end (delta: 21.0MB). Free memory was 24.2MB in the beginning and 44.3MB in the end (delta: -20.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.23ms. Allocated memory is still 71.3MB. Free memory was 44.3MB in the beginning and 38.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.65ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 32.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4169.17ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 32.7MB in the beginning and 68.9MB in the end (delta: -36.2MB). Peak memory consumption was 17.7MB. 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 15:34:12,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_791fffd5-877a-4056-84ad-b0d4bac26242/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