./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label34.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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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 e1cbdf83c230cb7b5e875433a1d81cdf13003742b706b294fab4c2a4e0869f21 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:33,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:33,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:33,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:33,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:33,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:33,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:33,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:33,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:33,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:33,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:33,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:33,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:33,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:33,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:33,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:33,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:33,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:33,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:33,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:33,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:33,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:33,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:33,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:33,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:33,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:33,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:33,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:33,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:33,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:33,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:33,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:33,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:33,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:33,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:33,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:33,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:33,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:33,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:33,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:33,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:33,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:33,448 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:33,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:33,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:33,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:33,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:33,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:33,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:33,454 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:33,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:33,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:33,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:33,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:33,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:33,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:33,459 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:33,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:33,460 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:33,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:33,460 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:33,461 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:33,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:33,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:33,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:33,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:33,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:33,462 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:33,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:33,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:33,463 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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cbdf83c230cb7b5e875433a1d81cdf13003742b706b294fab4c2a4e0869f21 [2021-11-23 15:46:33,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:33,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:33,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:33,755 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:33,756 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:33,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2021-11-23 15:46:33,839 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/7e0e429ce/17d0d5b57fb14ceaadde1e5c88c964c3/FLAG9b7f5ef9f [2021-11-23 15:46:34,605 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:34,606 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2021-11-23 15:46:34,639 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/7e0e429ce/17d0d5b57fb14ceaadde1e5c88c964c3/FLAG9b7f5ef9f [2021-11-23 15:46:34,743 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/7e0e429ce/17d0d5b57fb14ceaadde1e5c88c964c3 [2021-11-23 15:46:34,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:34,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:34,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:34,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:34,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:34,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:34" (1/1) ... [2021-11-23 15:46:34,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43595da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:34, skipping insertion in model container [2021-11-23 15:46:34,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:34" (1/1) ... [2021-11-23 15:46:34,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:34,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:35,183 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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/sv-benchmarks/c/eca-rers2012/Problem18_label34.c[1169,1182] [2021-11-23 15:46:36,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:36,175 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:36,194 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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/sv-benchmarks/c/eca-rers2012/Problem18_label34.c[1169,1182] [2021-11-23 15:46:36,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:36,713 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:36,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36 WrapperNode [2021-11-23 15:46:36,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:36,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:36,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:36,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:36,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,011 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 15:46:37,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:37,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:37,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:37,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:37,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:37,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:37,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:37,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:37,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:37,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:37,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:37,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:37,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:37,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:37,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:37,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:37,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:37,568 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:37,569 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:41,096 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:41,153 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 15:46:41,164 INFO L158 Benchmark]: Toolchain (without parser) took 6413.87ms. Allocated memory was 94.4MB in the beginning and 425.7MB in the end (delta: 331.4MB). Free memory was 52.9MB in the beginning and 288.9MB in the end (delta: -236.0MB). Peak memory consumption was 116.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,165 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:41,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1966.49ms. Allocated memory was 94.4MB in the beginning and 140.5MB in the end (delta: 46.1MB). Free memory was 52.9MB in the beginning and 93.2MB in the end (delta: -40.3MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 324.16ms. Allocated memory is still 140.5MB. Free memory was 93.2MB in the beginning and 75.0MB in the end (delta: 18.1MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,169 INFO L158 Benchmark]: Boogie Preprocessor took 275.73ms. Allocated memory is still 140.5MB. Free memory was 75.0MB in the beginning and 50.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,171 INFO L158 Benchmark]: RCFGBuilder took 3842.70ms. Allocated memory was 140.5MB in the beginning and 425.7MB in the end (delta: 285.2MB). Free memory was 50.9MB in the beginning and 289.9MB in the end (delta: -239.0MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:41,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1966.49ms. Allocated memory was 94.4MB in the beginning and 140.5MB in the end (delta: 46.1MB). Free memory was 52.9MB in the beginning and 93.2MB in the end (delta: -40.3MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 324.16ms. Allocated memory is still 140.5MB. Free memory was 93.2MB in the beginning and 75.0MB in the end (delta: 18.1MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 275.73ms. Allocated memory is still 140.5MB. Free memory was 75.0MB in the beginning and 50.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3842.70ms. Allocated memory was 140.5MB in the beginning and 425.7MB in the end (delta: 285.2MB). Free memory was 50.9MB in the beginning and 289.9MB in the end (delta: -239.0MB). Peak memory consumption was 67.7MB. 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 15:46:41,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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 e1cbdf83c230cb7b5e875433a1d81cdf13003742b706b294fab4c2a4e0869f21 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:43,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:43,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:43,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:43,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:43,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:43,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:43,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:43,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:43,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:43,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:43,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:43,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:43,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:43,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:43,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:43,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:43,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:43,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:43,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:43,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:43,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:43,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:43,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:43,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:43,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:43,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:43,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:43,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:43,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:43,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:43,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:43,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:43,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:43,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:43,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:43,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:43,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:43,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:43,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:43,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:43,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:43,981 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:43,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:43,982 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:43,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:43,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:43,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:43,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:43,984 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:43,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:43,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:43,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:43,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:43,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:43,988 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:43,989 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:43,989 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:43,989 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:43,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:43,990 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:43,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:43,990 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:43,991 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:43,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:43,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:43,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:43,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:43,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:43,993 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:43,993 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:43,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:43,994 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:43,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:43,995 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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cbdf83c230cb7b5e875433a1d81cdf13003742b706b294fab4c2a4e0869f21 [2021-11-23 15:46:44,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:44,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:44,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:44,442 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:44,442 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:44,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2021-11-23 15:46:44,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/07de80a19/5a558774edd843acbcb5d3e014501089/FLAG1706dbb77 [2021-11-23 15:46:45,365 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:45,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2021-11-23 15:46:45,390 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/07de80a19/5a558774edd843acbcb5d3e014501089/FLAG1706dbb77 [2021-11-23 15:46:45,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/data/07de80a19/5a558774edd843acbcb5d3e014501089 [2021-11-23 15:46:45,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:45,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:45,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:45,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:45,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:45,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:45" (1/1) ... [2021-11-23 15:46:45,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585c0f9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:45, skipping insertion in model container [2021-11-23 15:46:45,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:45" (1/1) ... [2021-11-23 15:46:45,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:45,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:45,804 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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/sv-benchmarks/c/eca-rers2012/Problem18_label34.c[1169,1182] [2021-11-23 15:46:46,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:46,923 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:46,942 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_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/sv-benchmarks/c/eca-rers2012/Problem18_label34.c[1169,1182] [2021-11-23 15:46:47,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:47,470 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:47,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47 WrapperNode [2021-11-23 15:46:47,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:47,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:47,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:47,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:47,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,767 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4128 [2021-11-23 15:46:47,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:47,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:47,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:47,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:47,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:48,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:48,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:48,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:48,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:48,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:48,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:48,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:48,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:48,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:48,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:48,290 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:48,292 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:04,117 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:04,186 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 15:47:04,196 INFO L158 Benchmark]: Toolchain (without parser) took 18768.13ms. Allocated memory was 71.3MB in the beginning and 316.7MB in the end (delta: 245.4MB). Free memory was 42.7MB in the beginning and 242.1MB in the end (delta: -199.4MB). Peak memory consumption was 145.1MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,196 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:04,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2044.55ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 42.4MB in the beginning and 95.5MB in the end (delta: -53.1MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 295.32ms. Allocated memory is still 134.2MB. Free memory was 95.5MB in the beginning and 70.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,205 INFO L158 Benchmark]: Boogie Preprocessor took 313.85ms. Allocated memory is still 134.2MB. Free memory was 70.3MB in the beginning and 74.9MB in the end (delta: -4.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,206 INFO L158 Benchmark]: RCFGBuilder took 16109.17ms. Allocated memory was 134.2MB in the beginning and 316.7MB in the end (delta: 182.5MB). Free memory was 74.9MB in the beginning and 242.1MB in the end (delta: -167.2MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2044.55ms. Allocated memory was 71.3MB in the beginning and 134.2MB in the end (delta: 62.9MB). Free memory was 42.4MB in the beginning and 95.5MB in the end (delta: -53.1MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 295.32ms. Allocated memory is still 134.2MB. Free memory was 95.5MB in the beginning and 70.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 313.85ms. Allocated memory is still 134.2MB. Free memory was 70.3MB in the beginning and 74.9MB in the end (delta: -4.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * RCFGBuilder took 16109.17ms. Allocated memory was 134.2MB in the beginning and 316.7MB in the end (delta: 182.5MB). Free memory was 74.9MB in the beginning and 242.1MB in the end (delta: -167.2MB). Peak memory consumption was 114.2MB. 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 15:47:04,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ecce2a-3e8c-4a9c-9949-65d861f7f67d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable