./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label30.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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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 1f76deb0aac2d13590c7cb3a6148c4325e466ac4c549b73efe913c295ef834bc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:21,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:22,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:22,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:22,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:22,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:22,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:22,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:22,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:22,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:22,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:22,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:22,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:22,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:22,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:22,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:22,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:22,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:22,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:22,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:22,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:22,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:22,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:22,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:22,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:22,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:22,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:22,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:22,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:22,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:22,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:22,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:22,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:22,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:22,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:22,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:22,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:22,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:22,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:22,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:22,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:22,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:42:22,172 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:22,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:22,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:22,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:22,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:22,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:22,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:22,175 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:22,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:22,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:22,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:22,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:22,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:22,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:22,177 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:22,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:22,177 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:22,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:22,178 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:22,178 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:22,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:22,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:22,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:22,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:22,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:22,179 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:22,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:22,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:22,180 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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f76deb0aac2d13590c7cb3a6148c4325e466ac4c549b73efe913c295ef834bc [2021-11-23 15:42:22,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:22,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:22,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:22,506 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:22,507 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:22,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2021-11-23 15:42:22,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/1fef66e5b/98262835413c4f59962d122baf7f98e4/FLAG3b1e97a5a [2021-11-23 15:42:23,224 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:23,225 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2021-11-23 15:42:23,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/1fef66e5b/98262835413c4f59962d122baf7f98e4/FLAG3b1e97a5a [2021-11-23 15:42:23,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/1fef66e5b/98262835413c4f59962d122baf7f98e4 [2021-11-23 15:42:23,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:23,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:23,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:23,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:23,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:23,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:23" (1/1) ... [2021-11-23 15:42:23,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@232f44dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:23, skipping insertion in model container [2021-11-23 15:42:23,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:23" (1/1) ... [2021-11-23 15:42:23,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:23,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:24,020 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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/sv-benchmarks/c/eca-rers2012/Problem02_label30.c[19968,19981] [2021-11-23 15:42:24,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:24,051 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:24,167 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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/sv-benchmarks/c/eca-rers2012/Problem02_label30.c[19968,19981] [2021-11-23 15:42:24,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:24,202 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:24,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24 WrapperNode [2021-11-23 15:42:24,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:24,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:24,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:24,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:24,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,294 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2021-11-23 15:42:24,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:24,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:24,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:24,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:24,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:24,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:24,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:24,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:24,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:24" (1/1) ... [2021-11-23 15:42:24,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:24,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:24,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:24,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:24,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:24,591 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:24,594 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:25,556 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:25,605 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 15:42:25,610 INFO L158 Benchmark]: Toolchain (without parser) took 2128.27ms. Allocated memory is still 111.1MB. Free memory was 71.3MB in the beginning and 42.9MB in the end (delta: 28.3MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,611 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:25,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.63ms. Allocated memory is still 111.1MB. Free memory was 71.1MB in the beginning and 69.7MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,613 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.89ms. Allocated memory is still 111.1MB. Free memory was 69.7MB in the beginning and 64.1MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,615 INFO L158 Benchmark]: Boogie Preprocessor took 63.49ms. Allocated memory is still 111.1MB. Free memory was 64.1MB in the beginning and 59.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,616 INFO L158 Benchmark]: RCFGBuilder took 1244.16ms. Allocated memory is still 111.1MB. Free memory was 59.9MB in the beginning and 42.9MB in the end (delta: 17.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.63ms. Allocated memory is still 111.1MB. Free memory was 71.1MB in the beginning and 69.7MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.89ms. Allocated memory is still 111.1MB. Free memory was 69.7MB in the beginning and 64.1MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.49ms. Allocated memory is still 111.1MB. Free memory was 64.1MB in the beginning and 59.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1244.16ms. Allocated memory is still 111.1MB. Free memory was 59.9MB in the beginning and 42.9MB in the end (delta: 17.0MB). Peak memory consumption was 20.5MB. 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 15:42:25,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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 1f76deb0aac2d13590c7cb3a6148c4325e466ac4c549b73efe913c295ef834bc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:28,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:28,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:28,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:28,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:28,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:28,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:28,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:28,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:28,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:28,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:28,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:28,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:28,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:28,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:28,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:28,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:28,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:28,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:28,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:28,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:28,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:28,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:28,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:28,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:28,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:28,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:28,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:28,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:28,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:28,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:28,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:28,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:28,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:28,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:28,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:28,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:28,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:28,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:28,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:28,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:28,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:28,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:28,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:28,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:28,280 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:28,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:28,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:28,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:28,282 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:28,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:28,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:28,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:28,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:28,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:28,285 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:28,285 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:28,285 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:28,285 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:28,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:28,286 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:28,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:28,286 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:28,286 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:28,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:28,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:28,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:28,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:28,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:28,288 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:28,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:28,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:28,288 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:28,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:28,289 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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f76deb0aac2d13590c7cb3a6148c4325e466ac4c549b73efe913c295ef834bc [2021-11-23 15:42:28,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:28,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:28,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:28,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:28,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:28,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2021-11-23 15:42:28,739 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/8fa843ba5/9021c7122fcf4bb2afeb3febf44dcff7/FLAG73adf20f1 [2021-11-23 15:42:29,459 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:29,460 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2021-11-23 15:42:29,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/8fa843ba5/9021c7122fcf4bb2afeb3febf44dcff7/FLAG73adf20f1 [2021-11-23 15:42:29,494 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/data/8fa843ba5/9021c7122fcf4bb2afeb3febf44dcff7 [2021-11-23 15:42:29,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:29,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:29,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:29,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:29,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:29,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:29" (1/1) ... [2021-11-23 15:42:29,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35963608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:29, skipping insertion in model container [2021-11-23 15:42:29,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:29" (1/1) ... [2021-11-23 15:42:29,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:29,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:30,006 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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/sv-benchmarks/c/eca-rers2012/Problem02_label30.c[19968,19981] [2021-11-23 15:42:30,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:30,051 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:30,189 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_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/sv-benchmarks/c/eca-rers2012/Problem02_label30.c[19968,19981] [2021-11-23 15:42:30,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:30,226 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:30,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30 WrapperNode [2021-11-23 15:42:30,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:30,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:30,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:30,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:30,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,327 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 666 [2021-11-23 15:42:30,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:30,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:30,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:30,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:30,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:30,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:30,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:30,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:30,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:30" (1/1) ... [2021-11-23 15:42:30,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:30,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:30,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:30,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:30,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:30,621 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:30,622 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:31,888 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:31,925 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 15:42:31,930 INFO L158 Benchmark]: Toolchain (without parser) took 2426.51ms. Allocated memory was 52.4MB in the beginning and 96.5MB in the end (delta: 44.0MB). Free memory was 27.0MB in the beginning and 61.7MB in the end (delta: -34.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:31,931 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:31,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.49ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 26.8MB in the beginning and 48.9MB in the end (delta: -22.1MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:31,932 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.97ms. Allocated memory is still 69.2MB. Free memory was 48.9MB in the beginning and 43.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:42:31,933 INFO L158 Benchmark]: Boogie Preprocessor took 96.07ms. Allocated memory is still 69.2MB. Free memory was 43.3MB in the beginning and 39.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:31,934 INFO L158 Benchmark]: RCFGBuilder took 1502.69ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 39.1MB in the beginning and 61.7MB in the end (delta: -22.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:31,938 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.49ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 26.8MB in the beginning and 48.9MB in the end (delta: -22.1MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.97ms. Allocated memory is still 69.2MB. Free memory was 48.9MB in the beginning and 43.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.07ms. Allocated memory is still 69.2MB. Free memory was 43.3MB in the beginning and 39.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1502.69ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 39.1MB in the beginning and 61.7MB in the end (delta: -22.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:31,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee2d1900-4ba9-4b54-9cd9-a1e4645d12a0/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