./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label40.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_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/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_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/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_cde970bf-e13e-44ac-b690-4c899bc97602/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 1a53e4c70dff58f3400fe09c8b43892b5493d2ca012910f006ca78f70be38079 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:36,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:36,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:36,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:36,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:36,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:36,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:36,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:36,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:36,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:36,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:36,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:36,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:36,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:36,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:36,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:36,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:36,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:36,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:36,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:36,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:36,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:36,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:36,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:36,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:36,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:36,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:36,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:36,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:36,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:36,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:36,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:36,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:36,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:36,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:36,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:36,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:36,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:36,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:36,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:36,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:36,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:36,698 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:36,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:36,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:36,700 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:36,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:36,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:36,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:36,702 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:36,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:36,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:36,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:36,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:36,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:36,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:36,704 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:36,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:36,705 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:36,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:36,705 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:36,706 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:36,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:36,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:36,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:36,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:36,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:36,707 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:36,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:36,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:36,708 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_cde970bf-e13e-44ac-b690-4c899bc97602/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a53e4c70dff58f3400fe09c8b43892b5493d2ca012910f006ca78f70be38079 [2021-11-23 15:03:37,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:37,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:37,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:37,061 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:37,062 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:37,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2021-11-23 15:03:37,134 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/05e19ef24/89fe1fd0499b495598625c73efddcb93/FLAG1a003b32e [2021-11-23 15:03:37,836 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:37,836 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2021-11-23 15:03:37,863 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/05e19ef24/89fe1fd0499b495598625c73efddcb93/FLAG1a003b32e [2021-11-23 15:03:37,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/05e19ef24/89fe1fd0499b495598625c73efddcb93 [2021-11-23 15:03:37,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:37,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:37,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:37,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:37,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:37,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:37" (1/1) ... [2021-11-23 15:03:37,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709f3d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:37, skipping insertion in model container [2021-11-23 15:03:37,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:37" (1/1) ... [2021-11-23 15:03:38,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:38,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:38,379 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_cde970bf-e13e-44ac-b690-4c899bc97602/sv-benchmarks/c/eca-rers2012/Problem18_label40.c[4742,4755] [2021-11-23 15:03:39,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:39,641 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:39,674 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_cde970bf-e13e-44ac-b690-4c899bc97602/sv-benchmarks/c/eca-rers2012/Problem18_label40.c[4742,4755] [2021-11-23 15:03:40,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:40,178 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:40,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40 WrapperNode [2021-11-23 15:03:40,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:40,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:40,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:40,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:40,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,441 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 15:03:40,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:40,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:40,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:40,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:40,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:40,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:40,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:40,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:40,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:40" (1/1) ... [2021-11-23 15:03:40,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:40,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:40,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:40,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:40,944 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:40,945 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:44,430 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:44,482 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 15:03:44,487 INFO L158 Benchmark]: Toolchain (without parser) took 6499.90ms. Allocated memory was 102.8MB in the beginning and 383.8MB in the end (delta: 281.0MB). Free memory was 56.9MB in the beginning and 212.2MB in the end (delta: -155.3MB). Peak memory consumption was 130.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,487 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:44,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2189.29ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 56.7MB in the beginning and 102.1MB in the end (delta: -45.4MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 262.06ms. Allocated memory is still 144.7MB. Free memory was 102.1MB in the beginning and 60.9MB in the end (delta: 41.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,490 INFO L158 Benchmark]: Boogie Preprocessor took 362.90ms. Allocated memory is still 144.7MB. Free memory was 60.9MB in the beginning and 68.6MB in the end (delta: -7.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,491 INFO L158 Benchmark]: RCFGBuilder took 3679.13ms. Allocated memory was 144.7MB in the beginning and 383.8MB in the end (delta: 239.1MB). Free memory was 68.6MB in the beginning and 212.2MB in the end (delta: -143.6MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,494 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2189.29ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 56.7MB in the beginning and 102.1MB in the end (delta: -45.4MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 262.06ms. Allocated memory is still 144.7MB. Free memory was 102.1MB in the beginning and 60.9MB in the end (delta: 41.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 362.90ms. Allocated memory is still 144.7MB. Free memory was 60.9MB in the beginning and 68.6MB in the end (delta: -7.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3679.13ms. Allocated memory was 144.7MB in the beginning and 383.8MB in the end (delta: 239.1MB). Free memory was 68.6MB in the beginning and 212.2MB in the end (delta: -143.6MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:44,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/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_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/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_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/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_cde970bf-e13e-44ac-b690-4c899bc97602/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 1a53e4c70dff58f3400fe09c8b43892b5493d2ca012910f006ca78f70be38079 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:46,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:46,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:47,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:47,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:47,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:47,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:47,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:47,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:47,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:47,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:47,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:47,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:47,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:47,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:47,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:47,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:47,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:47,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:47,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:47,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:47,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:47,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:47,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:47,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:47,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:47,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:47,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:47,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:47,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:47,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:47,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:47,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:47,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:47,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:47,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:47,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:47,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:47,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:47,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:47,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:47,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:47,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:47,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:47,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:47,187 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:47,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:47,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:47,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:47,189 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:47,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:47,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:47,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:47,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:47,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:47,191 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:47,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:47,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:47,192 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:47,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:47,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:47,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:47,193 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:47,193 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:47,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:47,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:47,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:47,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:47,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:47,195 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:47,195 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:47,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:47,195 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:47,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:47,196 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_cde970bf-e13e-44ac-b690-4c899bc97602/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a53e4c70dff58f3400fe09c8b43892b5493d2ca012910f006ca78f70be38079 [2021-11-23 15:03:47,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:47,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:47,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:47,627 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:47,628 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:47,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2021-11-23 15:03:47,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/eb0db649f/4f2a7c95439347cc81760678ecada9d7/FLAGcd347a1de [2021-11-23 15:03:48,552 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:48,556 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2021-11-23 15:03:48,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/eb0db649f/4f2a7c95439347cc81760678ecada9d7/FLAGcd347a1de [2021-11-23 15:03:49,076 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/data/eb0db649f/4f2a7c95439347cc81760678ecada9d7 [2021-11-23 15:03:49,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:49,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:49,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:49,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:49,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:49,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f03eacc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49, skipping insertion in model container [2021-11-23 15:03:49,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:49,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:49,442 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_cde970bf-e13e-44ac-b690-4c899bc97602/sv-benchmarks/c/eca-rers2012/Problem18_label40.c[4742,4755] [2021-11-23 15:03:50,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:50,558 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:50,595 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_cde970bf-e13e-44ac-b690-4c899bc97602/sv-benchmarks/c/eca-rers2012/Problem18_label40.c[4742,4755] [2021-11-23 15:03:51,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:51,280 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:51,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51 WrapperNode [2021-11-23 15:03:51,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:51,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:51,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:51,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:51,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,520 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4128 [2021-11-23 15:03:51,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:51,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:51,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:51,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:51,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:51,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:51,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:51,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:51,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:51,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:51,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:51,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:51,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:52,031 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:52,033 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:07,598 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:07,649 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:07,654 INFO L158 Benchmark]: Toolchain (without parser) took 18573.19ms. Allocated memory was 86.0MB in the beginning and 201.3MB in the end (delta: 115.3MB). Free memory was 63.2MB in the beginning and 120.1MB in the end (delta: -56.9MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:07,655 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:07,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2200.34ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 63.0MB in the beginning and 47.2MB in the end (delta: 15.8MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:07,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 238.68ms. Allocated memory is still 111.1MB. Free memory was 47.2MB in the beginning and 50.4MB in the end (delta: -3.3MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:07,657 INFO L158 Benchmark]: Boogie Preprocessor took 265.68ms. Allocated memory is still 111.1MB. Free memory was 50.4MB in the beginning and 51.0MB in the end (delta: -516.0kB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:07,658 INFO L158 Benchmark]: RCFGBuilder took 15863.86ms. Allocated memory was 111.1MB in the beginning and 201.3MB in the end (delta: 90.2MB). Free memory was 51.0MB in the beginning and 120.1MB in the end (delta: -69.1MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:07,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2200.34ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 63.0MB in the beginning and 47.2MB in the end (delta: 15.8MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 238.68ms. Allocated memory is still 111.1MB. Free memory was 47.2MB in the beginning and 50.4MB in the end (delta: -3.3MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 265.68ms. Allocated memory is still 111.1MB. Free memory was 50.4MB in the beginning and 51.0MB in the end (delta: -516.0kB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * RCFGBuilder took 15863.86ms. Allocated memory was 111.1MB in the beginning and 201.3MB in the end (delta: 90.2MB). Free memory was 51.0MB in the beginning and 120.1MB in the end (delta: -69.1MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:07,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cde970bf-e13e-44ac-b690-4c899bc97602/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