./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label36.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_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/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_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/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_35f2a947-dacc-4894-a997-572db59fa087/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 e535ec383f9537274a1ea0de6d7103e6fd6013fb76f91148f8797ca645095af2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:11,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:11,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:11,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:11,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:11,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:11,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:11,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:11,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:11,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:11,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:11,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:11,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:11,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:11,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:11,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:11,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:11,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:11,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:11,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:11,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:11,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:11,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:11,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:11,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:11,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:11,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:11,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:11,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:11,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:11,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:11,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:11,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:11,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:11,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:11,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:11,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:11,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:11,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:11,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:11,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:11,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:11,286 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:11,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:11,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:11,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:11,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:11,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:11,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:11,289 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:11,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:11,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:11,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:11,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:11,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:11,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:11,299 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:11,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:11,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:11,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:11,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:11,300 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:11,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:11,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:11,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:11,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:11,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:11,302 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:11,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:11,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:11,303 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_35f2a947-dacc-4894-a997-572db59fa087/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e535ec383f9537274a1ea0de6d7103e6fd6013fb76f91148f8797ca645095af2 [2021-11-23 15:55:11,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:11,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:11,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:11,652 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:11,654 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:11,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2021-11-23 15:55:11,731 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/c07e592a1/273f9e2749614c1bb5a5b993de57faa0/FLAGc9ad2689c [2021-11-23 15:55:12,574 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:12,576 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2021-11-23 15:55:12,609 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/c07e592a1/273f9e2749614c1bb5a5b993de57faa0/FLAGc9ad2689c [2021-11-23 15:55:12,646 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/c07e592a1/273f9e2749614c1bb5a5b993de57faa0 [2021-11-23 15:55:12,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:12,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:12,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:12,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:12,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:12,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4421a758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:12, skipping insertion in model container [2021-11-23 15:55:12,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:12" (1/1) ... [2021-11-23 15:55:12,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:12,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:13,185 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_35f2a947-dacc-4894-a997-572db59fa087/sv-benchmarks/c/eca-rers2012/Problem17_label36.c[8418,8431] [2021-11-23 15:55:13,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:13,976 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:14,027 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_35f2a947-dacc-4894-a997-572db59fa087/sv-benchmarks/c/eca-rers2012/Problem17_label36.c[8418,8431] [2021-11-23 15:55:14,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:14,579 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:14,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14 WrapperNode [2021-11-23 15:55:14,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:14,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:14,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:14,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:14,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:14,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,048 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2611 [2021-11-23 15:55:15,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:15,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:15,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:15,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:15,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:15,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:15,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:15,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:15,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:14" (1/1) ... [2021-11-23 15:55:15,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:15,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:15,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:15,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:15,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:15,690 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:15,693 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:20,055 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:20,116 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 15:55:20,123 INFO L158 Benchmark]: Toolchain (without parser) took 7466.94ms. Allocated memory was 146.8MB in the beginning and 442.5MB in the end (delta: 295.7MB). Free memory was 103.6MB in the beginning and 323.9MB in the end (delta: -220.3MB). Peak memory consumption was 198.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:20,124 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:20,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1924.86ms. Allocated memory is still 146.8MB. Free memory was 103.3MB in the beginning and 75.5MB in the end (delta: 27.8MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:20,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 473.85ms. Allocated memory was 146.8MB in the beginning and 237.0MB in the end (delta: 90.2MB). Free memory was 75.5MB in the beginning and 160.0MB in the end (delta: -84.5MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:20,128 INFO L158 Benchmark]: Boogie Preprocessor took 422.33ms. Allocated memory is still 237.0MB. Free memory was 160.0MB in the beginning and 137.7MB in the end (delta: 22.3MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:20,129 INFO L158 Benchmark]: RCFGBuilder took 4640.04ms. Allocated memory was 237.0MB in the beginning and 442.5MB in the end (delta: 205.5MB). Free memory was 137.7MB in the beginning and 323.9MB in the end (delta: -186.2MB). Peak memory consumption was 143.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:20,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1924.86ms. Allocated memory is still 146.8MB. Free memory was 103.3MB in the beginning and 75.5MB in the end (delta: 27.8MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 473.85ms. Allocated memory was 146.8MB in the beginning and 237.0MB in the end (delta: 90.2MB). Free memory was 75.5MB in the beginning and 160.0MB in the end (delta: -84.5MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 422.33ms. Allocated memory is still 237.0MB. Free memory was 160.0MB in the beginning and 137.7MB in the end (delta: 22.3MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4640.04ms. Allocated memory was 237.0MB in the beginning and 442.5MB in the end (delta: 205.5MB). Free memory was 137.7MB in the beginning and 323.9MB in the end (delta: -186.2MB). Peak memory consumption was 143.1MB. 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 15:55:20,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/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_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/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_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/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_35f2a947-dacc-4894-a997-572db59fa087/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 e535ec383f9537274a1ea0de6d7103e6fd6013fb76f91148f8797ca645095af2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:23,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:23,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:23,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:23,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:23,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:23,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:23,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:23,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:23,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:23,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:23,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:23,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:23,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:23,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:23,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:23,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:23,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:23,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:23,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:23,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:23,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:23,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:23,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:23,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:23,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:23,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:23,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:23,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:23,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:23,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:23,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:23,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:23,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:23,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:23,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:23,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:23,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:23,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:23,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:23,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:23,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:23,335 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:23,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:23,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:23,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:23,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:23,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:23,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:23,340 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:23,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:23,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:23,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:23,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:23,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:23,343 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:23,344 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:23,344 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:23,344 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:23,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:23,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:23,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:23,346 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:23,346 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:23,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:23,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:23,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:23,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:23,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:23,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:23,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:23,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:23,349 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:23,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:23,350 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_35f2a947-dacc-4894-a997-572db59fa087/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e535ec383f9537274a1ea0de6d7103e6fd6013fb76f91148f8797ca645095af2 [2021-11-23 15:55:23,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:23,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:23,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:23,860 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:23,861 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:23,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2021-11-23 15:55:23,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/0124b3bd3/b318abcb392241c2b2e8cb7045192123/FLAG789c65498 [2021-11-23 15:55:24,883 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:24,885 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2021-11-23 15:55:24,923 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/0124b3bd3/b318abcb392241c2b2e8cb7045192123/FLAG789c65498 [2021-11-23 15:55:25,350 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/data/0124b3bd3/b318abcb392241c2b2e8cb7045192123 [2021-11-23 15:55:25,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:25,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:25,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:25,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:25,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:25,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5e3746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25, skipping insertion in model container [2021-11-23 15:55:25,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:25,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:25,909 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_35f2a947-dacc-4894-a997-572db59fa087/sv-benchmarks/c/eca-rers2012/Problem17_label36.c[8418,8431] [2021-11-23 15:55:26,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:27,002 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:27,058 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_35f2a947-dacc-4894-a997-572db59fa087/sv-benchmarks/c/eca-rers2012/Problem17_label36.c[8418,8431] [2021-11-23 15:55:27,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:27,509 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:27,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27 WrapperNode [2021-11-23 15:55:27,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:27,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:27,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:27,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:27,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,766 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2608 [2021-11-23 15:55:27,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:27,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:27,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:27,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:27,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:28,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:28,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:28,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:28,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:28,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:28,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:28,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:28,265 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:28,267 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:01,948 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:02,011 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 15:56:02,017 INFO L158 Benchmark]: Toolchain (without parser) took 36658.56ms. Allocated memory was 54.5MB in the beginning and 253.8MB in the end (delta: 199.2MB). Free memory was 30.1MB in the beginning and 178.8MB in the end (delta: -148.7MB). Peak memory consumption was 134.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:02,019 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.6MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:02,020 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2153.05ms. Allocated memory was 54.5MB in the beginning and 94.4MB in the end (delta: 39.8MB). Free memory was 29.9MB in the beginning and 46.9MB in the end (delta: -17.0MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:02,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 253.96ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 46.9MB in the beginning and 64.9MB in the end (delta: -18.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:02,022 INFO L158 Benchmark]: Boogie Preprocessor took 309.12ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 59.1MB in the end (delta: 5.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:02,023 INFO L158 Benchmark]: RCFGBuilder took 33936.31ms. Allocated memory was 117.4MB in the beginning and 253.8MB in the end (delta: 136.3MB). Free memory was 59.1MB in the beginning and 178.8MB in the end (delta: -119.7MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:02,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.6MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2153.05ms. Allocated memory was 54.5MB in the beginning and 94.4MB in the end (delta: 39.8MB). Free memory was 29.9MB in the beginning and 46.9MB in the end (delta: -17.0MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 253.96ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 46.9MB in the beginning and 64.9MB in the end (delta: -18.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 309.12ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 59.1MB in the end (delta: 5.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * RCFGBuilder took 33936.31ms. Allocated memory was 117.4MB in the beginning and 253.8MB in the end (delta: 136.3MB). Free memory was 59.1MB in the beginning and 178.8MB in the end (delta: -119.7MB). Peak memory consumption was 100.0MB. 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 15:56:02,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f2a947-dacc-4894-a997-572db59fa087/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