./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label25.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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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 9c325216d27435ab9d61142a55a6376950293cfa4a3a29ba130107c87c7efd14 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:29,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:29,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:29,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:29,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:29,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:29,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:29,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:29,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:29,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:29,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:29,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:29,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:29,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:29,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:29,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:29,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:29,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:29,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:29,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:29,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:29,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:29,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:29,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:29,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:29,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:29,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:29,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:29,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:29,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:29,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:29,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:29,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:29,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:29,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:29,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:29,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:29,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:29,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:29,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:29,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:29,389 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:06:29,418 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:29,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:29,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:29,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:29,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:29,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:29,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:29,421 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:29,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:29,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:29,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:29,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:29,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:29,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:29,423 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:29,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:29,423 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:29,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:29,424 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:29,424 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:29,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:29,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:29,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:29,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:29,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:29,426 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:29,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:29,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:29,426 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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c325216d27435ab9d61142a55a6376950293cfa4a3a29ba130107c87c7efd14 [2021-11-23 15:06:29,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:29,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:29,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:29,773 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:29,775 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:29,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label25.c [2021-11-23 15:06:29,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/314636cd7/9d22bc5317df458881ae0a25733def5f/FLAG7b55c6600 [2021-11-23 15:06:32,571 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:32,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/sv-benchmarks/c/eca-rers2012/Problem07_label25.c [2021-11-23 15:06:32,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/314636cd7/9d22bc5317df458881ae0a25733def5f/FLAG7b55c6600 [2021-11-23 15:06:33,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/314636cd7/9d22bc5317df458881ae0a25733def5f [2021-11-23 15:06:33,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:33,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:33,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:33,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:33,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:33,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:33" (1/1) ... [2021-11-23 15:06:33,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d5ad995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:33, skipping insertion in model container [2021-11-23 15:06:33,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:33" (1/1) ... [2021-11-23 15:06:33,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:34,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:47,267 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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/sv-benchmarks/c/eca-rers2012/Problem07_label25.c[2775977,2775990] [2021-11-23 15:06:47,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:47,347 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:55,135 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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/sv-benchmarks/c/eca-rers2012/Problem07_label25.c[2775977,2775990] [2021-11-23 15:06:55,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:56,373 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:56,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56 WrapperNode [2021-11-23 15:06:56,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:56,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:56,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:56,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:56,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:06:57,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:06:59,979 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:06:59,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:59,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:59,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:59,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:59,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:06:59,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:07:00,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:07:00,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:07:02,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:07:02,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:07:02,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:07:03,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:07:03,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:07:03,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:07:03,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:07:03,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:07:03,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:03,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:07:03,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:07:03,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:07:03,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:07:03,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:07:03,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:07:03,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:07:03,446 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:07:03,461 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:45,397 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:07:45,546 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 15:07:45,556 INFO L158 Benchmark]: Toolchain (without parser) took 72248.27ms. Allocated memory was 411.0MB in the beginning and 9.0GB in the end (delta: 8.6GB). Free memory was 301.4MB in the beginning and 7.3GB in the end (delta: -7.0GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:07:45,557 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:45,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 23066.30ms. Allocated memory was 411.0MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 300.4MB in the beginning and 967.1MB in the end (delta: -666.7MB). Peak memory consumption was 767.7MB. Max. memory is 16.1GB. [2021-11-23 15:07:45,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 3604.10ms. Allocated memory was 1.6GB in the beginning and 3.2GB in the end (delta: 1.6GB). Free memory was 967.1MB in the beginning and 2.3GB in the end (delta: -1.3GB). Peak memory consumption was 442.5MB. Max. memory is 16.1GB. [2021-11-23 15:07:45,561 INFO L158 Benchmark]: Boogie Preprocessor took 3235.31ms. Allocated memory was 3.2GB in the beginning and 6.2GB in the end (delta: 3.0GB). Free memory was 2.3GB in the beginning and 4.9GB in the end (delta: -2.7GB). Peak memory consumption was 340.8MB. Max. memory is 16.1GB. [2021-11-23 15:07:45,562 INFO L158 Benchmark]: RCFGBuilder took 42336.02ms. Allocated memory was 6.2GB in the beginning and 9.0GB in the end (delta: 2.8GB). Free memory was 4.9GB in the beginning and 7.3GB in the end (delta: -2.4GB). Peak memory consumption was 535.8MB. Max. memory is 16.1GB. [2021-11-23 15:07:45,567 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 23066.30ms. Allocated memory was 411.0MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 300.4MB in the beginning and 967.1MB in the end (delta: -666.7MB). Peak memory consumption was 767.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3604.10ms. Allocated memory was 1.6GB in the beginning and 3.2GB in the end (delta: 1.6GB). Free memory was 967.1MB in the beginning and 2.3GB in the end (delta: -1.3GB). Peak memory consumption was 442.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3235.31ms. Allocated memory was 3.2GB in the beginning and 6.2GB in the end (delta: 3.0GB). Free memory was 2.3GB in the beginning and 4.9GB in the end (delta: -2.7GB). Peak memory consumption was 340.8MB. Max. memory is 16.1GB. * RCFGBuilder took 42336.02ms. Allocated memory was 6.2GB in the beginning and 9.0GB in the end (delta: 2.8GB). Free memory was 4.9GB in the beginning and 7.3GB in the end (delta: -2.4GB). Peak memory consumption was 535.8MB. 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 15:07:45,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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 9c325216d27435ab9d61142a55a6376950293cfa4a3a29ba130107c87c7efd14 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:07:48,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:07:48,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:07:48,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:07:48,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:07:48,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:07:48,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:07:48,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:07:48,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:07:48,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:07:48,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:07:48,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:07:48,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:07:48,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:07:48,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:07:48,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:07:48,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:07:48,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:07:48,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:07:48,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:07:48,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:07:48,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:07:48,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:07:48,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:07:48,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:07:48,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:07:48,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:07:48,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:07:48,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:07:48,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:07:48,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:07:48,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:07:48,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:07:48,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:07:48,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:07:48,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:07:48,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:07:48,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:07:48,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:07:48,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:07:48,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:07:48,678 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:07:48,749 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:07:48,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:07:48,751 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:07:48,751 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:07:48,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:07:48,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:07:48,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:07:48,755 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:07:48,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:07:48,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:07:48,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:07:48,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:07:48,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:07:48,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:07:48,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:07:48,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:07:48,758 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:07:48,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:07:48,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:07:48,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:07:48,759 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:07:48,759 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:07:48,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:07:48,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:48,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:07:48,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:07:48,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:07:48,761 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:07:48,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:07:48,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:07:48,761 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:07:48,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:07:48,762 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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c325216d27435ab9d61142a55a6376950293cfa4a3a29ba130107c87c7efd14 [2021-11-23 15:07:49,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:07:49,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:07:49,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:07:49,281 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:07:49,282 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:07:49,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label25.c [2021-11-23 15:07:49,388 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/0c68a9851/40788d943c8c419b8adc87d1238a61ef/FLAGe8b0d1154 [2021-11-23 15:07:52,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:07:52,917 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/sv-benchmarks/c/eca-rers2012/Problem07_label25.c [2021-11-23 15:07:53,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/0c68a9851/40788d943c8c419b8adc87d1238a61ef/FLAGe8b0d1154 [2021-11-23 15:07:53,328 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/data/0c68a9851/40788d943c8c419b8adc87d1238a61ef [2021-11-23 15:07:53,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:07:53,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:07:53,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:53,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:07:53,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:07:53,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:07:53" (1/1) ... [2021-11-23 15:07:53,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c1cdab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:53, skipping insertion in model container [2021-11-23 15:07:53,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:07:53" (1/1) ... [2021-11-23 15:07:53,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:07:54,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:08:08,512 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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/sv-benchmarks/c/eca-rers2012/Problem07_label25.c[2775977,2775990] [2021-11-23 15:08:08,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:08:08,583 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:08:16,733 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_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/sv-benchmarks/c/eca-rers2012/Problem07_label25.c[2775977,2775990] [2021-11-23 15:08:16,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:08:18,107 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:08:18,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18 WrapperNode [2021-11-23 15:08:18,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:08:18,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:08:18,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:08:18,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:08:18,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:18,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:21,702 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:08:21,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:08:21,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:08:21,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:08:21,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:08:21,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:21,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:22,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:22,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:23,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:24,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:24,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:24,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:08:24,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:08:24,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:08:24,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:08:24,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:18" (1/1) ... [2021-11-23 15:08:24,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:08:25,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:08:25,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:08:25,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:08:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:08:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:08:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:08:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:08:25,341 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:08:25,343 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:09:27,142 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:09:27,294 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 15:09:27,300 INFO L158 Benchmark]: Toolchain (without parser) took 93965.02ms. Allocated memory was 436.2MB in the beginning and 9.4GB in the end (delta: 9.0GB). Free memory was 296.0MB in the beginning and 7.6GB in the end (delta: -7.3GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:09:27,300 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 71.3MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:09:27,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 24773.12ms. Allocated memory was 436.2MB in the beginning and 4.3GB in the end (delta: 3.9GB). Free memory was 296.0MB in the beginning and 3.7GB in the end (delta: -3.4GB). Peak memory consumption was 765.5MB. Max. memory is 16.1GB. [2021-11-23 15:09:27,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 3593.58ms. Allocated memory is still 4.3GB. Free memory was 3.7GB in the beginning and 3.3GB in the end (delta: 369.1MB). Peak memory consumption was 414.2MB. Max. memory is 16.1GB. [2021-11-23 15:09:27,304 INFO L158 Benchmark]: Boogie Preprocessor took 3274.37ms. Allocated memory was 4.3GB in the beginning and 7.7GB in the end (delta: 3.4GB). Free memory was 3.3GB in the beginning and 6.5GB in the end (delta: -3.2GB). Peak memory consumption was 289.4MB. Max. memory is 16.1GB. [2021-11-23 15:09:27,305 INFO L158 Benchmark]: RCFGBuilder took 62318.49ms. Allocated memory was 7.7GB in the beginning and 9.4GB in the end (delta: 1.7GB). Free memory was 6.5GB in the beginning and 7.6GB in the end (delta: -1.2GB). Peak memory consumption was 619.7MB. Max. memory is 16.1GB. [2021-11-23 15:09:27,310 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 71.3MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 24773.12ms. Allocated memory was 436.2MB in the beginning and 4.3GB in the end (delta: 3.9GB). Free memory was 296.0MB in the beginning and 3.7GB in the end (delta: -3.4GB). Peak memory consumption was 765.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3593.58ms. Allocated memory is still 4.3GB. Free memory was 3.7GB in the beginning and 3.3GB in the end (delta: 369.1MB). Peak memory consumption was 414.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3274.37ms. Allocated memory was 4.3GB in the beginning and 7.7GB in the end (delta: 3.4GB). Free memory was 3.3GB in the beginning and 6.5GB in the end (delta: -3.2GB). Peak memory consumption was 289.4MB. Max. memory is 16.1GB. * RCFGBuilder took 62318.49ms. Allocated memory was 7.7GB in the beginning and 9.4GB in the end (delta: 1.7GB). Free memory was 6.5GB in the beginning and 7.6GB in the end (delta: -1.2GB). Peak memory consumption was 619.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:09:27,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b0d704-ee0c-4f31-b36d-a865103cf7e9/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