./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label02.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_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/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_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/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_4d040e5f-c1aa-4501-b2b2-e6c744804005/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 48aec8d1d241a0a7736380f3571da3a89472d426f8d78df6e318e9a8d52f121e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:39,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:39,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:39,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:39,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:39,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:39,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:39,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:39,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:39,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:39,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:39,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:39,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:39,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:39,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:39,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:39,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:39,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:39,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:39,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:39,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:39,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:39,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:39,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:39,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:39,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:39,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:39,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:39,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:39,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:39,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:39,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:39,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:39,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:39,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:39,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:39,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:39,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:39,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:39,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:39,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:39,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:40,015 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:40,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:40,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:40,019 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:40,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:40,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:40,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:40,021 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:40,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:40,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:40,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:40,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:40,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:40,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:40,030 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:40,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:40,030 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:40,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:40,030 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:40,030 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:40,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:40,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:40,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:40,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:40,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:40,032 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:40,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:40,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:40,032 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_4d040e5f-c1aa-4501-b2b2-e6c744804005/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48aec8d1d241a0a7736380f3571da3a89472d426f8d78df6e318e9a8d52f121e [2021-11-23 15:04:40,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:40,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:40,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:40,361 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:40,363 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:40,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2021-11-23 15:04:40,460 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/eb75d5216/e88ccbf7687147babd9601aea66d78fa/FLAGf609f2a23 [2021-11-23 15:04:41,316 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:41,317 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2021-11-23 15:04:41,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/eb75d5216/e88ccbf7687147babd9601aea66d78fa/FLAGf609f2a23 [2021-11-23 15:04:41,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/eb75d5216/e88ccbf7687147babd9601aea66d78fa [2021-11-23 15:04:41,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:41,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:41,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:41,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:41,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:41,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c58a1fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41, skipping insertion in model container [2021-11-23 15:04:41,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:42,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:42,317 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_4d040e5f-c1aa-4501-b2b2-e6c744804005/sv-benchmarks/c/eca-rers2012/Problem13_label02.c[5671,5684] [2021-11-23 15:04:43,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:43,476 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:43,522 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_4d040e5f-c1aa-4501-b2b2-e6c744804005/sv-benchmarks/c/eca-rers2012/Problem13_label02.c[5671,5684] [2021-11-23 15:04:44,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:44,337 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:44,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44 WrapperNode [2021-11-23 15:04:44,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:44,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:44,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:44,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:44,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,257 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:04:45,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:45,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:45,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:45,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:45,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:46,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:46,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:46,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:46,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:46,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:46,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:46,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:46,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:46,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:46,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:46,233 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:46,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:52,348 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:52,426 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 15:04:52,437 INFO L158 Benchmark]: Toolchain (without parser) took 10631.79ms. Allocated memory was 119.5MB in the beginning and 780.1MB in the end (delta: 660.6MB). Free memory was 87.8MB in the beginning and 527.5MB in the end (delta: -439.7MB). Peak memory consumption was 276.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,438 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 97.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:52,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2533.90ms. Allocated memory was 119.5MB in the beginning and 195.0MB in the end (delta: 75.5MB). Free memory was 87.5MB in the beginning and 110.7MB in the end (delta: -23.3MB). Peak memory consumption was 135.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 933.51ms. Allocated memory was 195.0MB in the beginning and 390.1MB in the end (delta: 195.0MB). Free memory was 110.7MB in the beginning and 259.3MB in the end (delta: -148.6MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,443 INFO L158 Benchmark]: Boogie Preprocessor took 790.76ms. Allocated memory is still 390.1MB. Free memory was 259.3MB in the beginning and 235.2MB in the end (delta: 24.1MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,444 INFO L158 Benchmark]: RCFGBuilder took 6369.21ms. Allocated memory was 390.1MB in the beginning and 780.1MB in the end (delta: 390.1MB). Free memory was 235.2MB in the beginning and 527.5MB in the end (delta: -292.3MB). Peak memory consumption was 153.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 97.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2533.90ms. Allocated memory was 119.5MB in the beginning and 195.0MB in the end (delta: 75.5MB). Free memory was 87.5MB in the beginning and 110.7MB in the end (delta: -23.3MB). Peak memory consumption was 135.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 933.51ms. Allocated memory was 195.0MB in the beginning and 390.1MB in the end (delta: 195.0MB). Free memory was 110.7MB in the beginning and 259.3MB in the end (delta: -148.6MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 790.76ms. Allocated memory is still 390.1MB. Free memory was 259.3MB in the beginning and 235.2MB in the end (delta: 24.1MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * RCFGBuilder took 6369.21ms. Allocated memory was 390.1MB in the beginning and 780.1MB in the end (delta: 390.1MB). Free memory was 235.2MB in the beginning and 527.5MB in the end (delta: -292.3MB). Peak memory consumption was 153.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:52,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/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_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/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_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/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_4d040e5f-c1aa-4501-b2b2-e6c744804005/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 48aec8d1d241a0a7736380f3571da3a89472d426f8d78df6e318e9a8d52f121e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:54,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:54,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:55,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:55,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:55,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:55,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:55,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:55,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:55,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:55,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:55,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:55,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:55,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:55,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:55,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:55,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:55,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:55,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:55,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:55,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:55,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:55,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:55,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:55,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:55,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:55,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:55,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:55,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:55,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:55,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:55,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:55,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:55,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:55,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:55,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:55,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:55,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:55,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:55,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:55,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:55,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:55,163 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:55,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:55,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:55,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:55,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:55,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:55,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:55,168 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:55,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:55,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:55,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:55,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:55,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:55,170 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:55,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:55,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:55,171 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:55,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:55,172 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:55,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:55,172 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:55,172 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:55,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:55,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:55,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:55,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:55,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:55,174 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:55,174 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:55,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:55,175 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:55,175 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:55,175 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_4d040e5f-c1aa-4501-b2b2-e6c744804005/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48aec8d1d241a0a7736380f3571da3a89472d426f8d78df6e318e9a8d52f121e [2021-11-23 15:04:55,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:55,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:55,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:55,587 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:55,588 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:55,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2021-11-23 15:04:55,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/241639364/ea0491a184874875a5426e3981cce035/FLAG55699feed [2021-11-23 15:04:56,756 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:56,757 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2021-11-23 15:04:56,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/241639364/ea0491a184874875a5426e3981cce035/FLAG55699feed [2021-11-23 15:04:57,158 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/data/241639364/ea0491a184874875a5426e3981cce035 [2021-11-23 15:04:57,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:57,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:57,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:57,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:57,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:57,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e5aa34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57, skipping insertion in model container [2021-11-23 15:04:57,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:57,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:57,651 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_4d040e5f-c1aa-4501-b2b2-e6c744804005/sv-benchmarks/c/eca-rers2012/Problem13_label02.c[5671,5684] [2021-11-23 15:04:58,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:58,987 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:59,020 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_4d040e5f-c1aa-4501-b2b2-e6c744804005/sv-benchmarks/c/eca-rers2012/Problem13_label02.c[5671,5684] [2021-11-23 15:04:59,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:59,857 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:59,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59 WrapperNode [2021-11-23 15:04:59,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:59,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:59,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:59,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:59,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,167 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:05:00,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:00,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:00,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:00,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:00,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:00,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:00,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:00,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:00,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:05:00,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:00,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:00,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:00,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:00,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:00,777 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:00,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:52,692 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:52,752 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 15:05:52,757 INFO L158 Benchmark]: Toolchain (without parser) took 55593.51ms. Allocated memory was 58.7MB in the beginning and 568.3MB in the end (delta: 509.6MB). Free memory was 32.7MB in the beginning and 323.3MB in the end (delta: -290.6MB). Peak memory consumption was 223.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:52,758 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 40.1MB in the beginning and 40.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:52,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2694.58ms. Allocated memory was 58.7MB in the beginning and 161.5MB in the end (delta: 102.8MB). Free memory was 32.5MB in the beginning and 71.0MB in the end (delta: -38.5MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:52,759 INFO L158 Benchmark]: Boogie Procedure Inliner took 308.31ms. Allocated memory is still 161.5MB. Free memory was 71.0MB in the beginning and 66.0MB in the end (delta: 5.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:52,760 INFO L158 Benchmark]: Boogie Preprocessor took 458.93ms. Allocated memory is still 161.5MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 77.2kB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:52,761 INFO L158 Benchmark]: RCFGBuilder took 52125.95ms. Allocated memory was 161.5MB in the beginning and 568.3MB in the end (delta: 406.8MB). Free memory was 65.9MB in the beginning and 323.3MB in the end (delta: -257.4MB). Peak memory consumption was 152.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:52,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 40.1MB in the beginning and 40.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2694.58ms. Allocated memory was 58.7MB in the beginning and 161.5MB in the end (delta: 102.8MB). Free memory was 32.5MB in the beginning and 71.0MB in the end (delta: -38.5MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 308.31ms. Allocated memory is still 161.5MB. Free memory was 71.0MB in the beginning and 66.0MB in the end (delta: 5.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 458.93ms. Allocated memory is still 161.5MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 77.2kB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * RCFGBuilder took 52125.95ms. Allocated memory was 161.5MB in the beginning and 568.3MB in the end (delta: 406.8MB). Free memory was 65.9MB in the beginning and 323.3MB in the end (delta: -257.4MB). Peak memory consumption was 152.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:52,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d040e5f-c1aa-4501-b2b2-e6c744804005/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