./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label53.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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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 644f34509b30309e4697abb994dc1df837b8ceecc87fd74e76756a410c51bce5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:12,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:12,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:12,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:12,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:12,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:12,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:12,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:12,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:12,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:12,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:12,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:12,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:12,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:12,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:12,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:12,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:12,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:12,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:12,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:12,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:12,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:12,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:12,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:12,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:12,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:12,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:12,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:12,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:12,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:12,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:12,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:12,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:12,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:12,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:12,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:12,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:12,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:12,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:12,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:12,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:12,687 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:12,732 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:12,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:12,734 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:12,734 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:12,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:12,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:12,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:12,742 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:12,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:12,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:12,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:12,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:12,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:12,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:12,745 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:12,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:12,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:12,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:12,746 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:12,746 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:12,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:12,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:12,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:12,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:12,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:12,748 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:12,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:12,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:12,748 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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 644f34509b30309e4697abb994dc1df837b8ceecc87fd74e76756a410c51bce5 [2021-11-23 15:51:13,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:13,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:13,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:13,116 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:13,117 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:13,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2021-11-23 15:51:13,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/b9fd0b186/7b45907b428c4d058e6702b440e11b86/FLAGbab5a5aec [2021-11-23 15:51:14,220 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:14,220 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2021-11-23 15:51:14,258 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/b9fd0b186/7b45907b428c4d058e6702b440e11b86/FLAGbab5a5aec [2021-11-23 15:51:14,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/b9fd0b186/7b45907b428c4d058e6702b440e11b86 [2021-11-23 15:51:14,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:14,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:14,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:14,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:14,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:14,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78110f1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14, skipping insertion in model container [2021-11-23 15:51:14,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:14,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:15,160 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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/sv-benchmarks/c/eca-rers2012/Problem13_label53.c[4658,4671] [2021-11-23 15:51:16,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:16,316 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:16,350 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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/sv-benchmarks/c/eca-rers2012/Problem13_label53.c[4658,4671] [2021-11-23 15:51:17,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:17,124 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:17,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17 WrapperNode [2021-11-23 15:51:17,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:17,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:17,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:17,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:17,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:17,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:17,933 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:51:17,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:17,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:17,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:17,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:17,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:17,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:18,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:18,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:18,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:18,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:18,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:18,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:18,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:18,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:18,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:18,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:17" (1/1) ... [2021-11-23 15:51:18,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:18,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:18,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:18,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:18,825 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:18,826 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:24,529 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:24,604 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 15:51:24,615 INFO L158 Benchmark]: Toolchain (without parser) took 10001.76ms. Allocated memory was 127.9MB in the beginning and 813.7MB in the end (delta: 685.8MB). Free memory was 99.1MB in the beginning and 447.9MB in the end (delta: -348.8MB). Peak memory consumption was 336.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,617 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 63.2MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:24,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2512.38ms. Allocated memory was 127.9MB in the beginning and 203.4MB in the end (delta: 75.5MB). Free memory was 99.1MB in the beginning and 134.1MB in the end (delta: -35.0MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 807.97ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 134.1MB in the beginning and 275.5MB in the end (delta: -141.4MB). Peak memory consumption was 121.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,622 INFO L158 Benchmark]: Boogie Preprocessor took 739.47ms. Allocated memory is still 406.8MB. Free memory was 275.5MB in the beginning and 245.7MB in the end (delta: 29.8MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,623 INFO L158 Benchmark]: RCFGBuilder took 5937.45ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 245.7MB in the beginning and 447.9MB in the end (delta: -202.2MB). Peak memory consumption was 206.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 63.2MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2512.38ms. Allocated memory was 127.9MB in the beginning and 203.4MB in the end (delta: 75.5MB). Free memory was 99.1MB in the beginning and 134.1MB in the end (delta: -35.0MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 807.97ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 134.1MB in the beginning and 275.5MB in the end (delta: -141.4MB). Peak memory consumption was 121.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 739.47ms. Allocated memory is still 406.8MB. Free memory was 275.5MB in the beginning and 245.7MB in the end (delta: 29.8MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * RCFGBuilder took 5937.45ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 245.7MB in the beginning and 447.9MB in the end (delta: -202.2MB). Peak memory consumption was 206.7MB. 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 15:51:24,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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 644f34509b30309e4697abb994dc1df837b8ceecc87fd74e76756a410c51bce5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:27,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:27,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:27,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:27,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:27,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:27,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:27,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:27,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:27,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:27,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:27,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:27,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:27,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:27,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:27,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:27,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:27,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:27,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:27,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:27,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:27,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:27,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:27,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:27,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:27,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:27,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:27,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:27,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:27,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:27,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:27,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:27,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:27,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:27,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:27,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:27,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:27,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:27,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:27,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:27,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:27,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:27,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:27,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:27,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:27,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:27,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:27,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:27,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:27,326 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:27,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:27,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:27,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:27,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:27,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:27,328 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:27,328 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:27,329 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:27,329 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:27,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:27,329 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:27,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:27,330 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:27,330 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:27,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:27,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:27,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:27,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:27,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:27,331 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:27,332 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:27,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:27,332 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:27,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:27,333 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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 644f34509b30309e4697abb994dc1df837b8ceecc87fd74e76756a410c51bce5 [2021-11-23 15:51:27,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:27,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:27,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:27,761 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:27,762 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:27,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2021-11-23 15:51:27,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/86a1846fc/9c2b441453f04c139cb085a46b08b12a/FLAGbf6866320 [2021-11-23 15:51:28,767 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:28,768 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/sv-benchmarks/c/eca-rers2012/Problem13_label53.c [2021-11-23 15:51:28,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/86a1846fc/9c2b441453f04c139cb085a46b08b12a/FLAGbf6866320 [2021-11-23 15:51:29,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/data/86a1846fc/9c2b441453f04c139cb085a46b08b12a [2021-11-23 15:51:29,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:29,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:29,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:29,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:29,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:29,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:29,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9b38a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29, skipping insertion in model container [2021-11-23 15:51:29,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:29,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:29,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:29,670 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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/sv-benchmarks/c/eca-rers2012/Problem13_label53.c[4658,4671] [2021-11-23 15:51:30,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:30,951 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:30,988 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_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/sv-benchmarks/c/eca-rers2012/Problem13_label53.c[4658,4671] [2021-11-23 15:51:31,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:31,755 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:31,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31 WrapperNode [2021-11-23 15:51:31,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:31,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:31,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:31,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:31,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:31,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,128 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:51:32,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:32,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:32,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:32,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:32,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:32,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:32,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:32,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:32,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:31" (1/1) ... [2021-11-23 15:51:32,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:32,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:32,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:32,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:32,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:32,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:32,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:32,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:32,724 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:32,725 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:19,405 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:19,461 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 15:52:19,465 INFO L158 Benchmark]: Toolchain (without parser) took 50295.26ms. Allocated memory was 65.0MB in the beginning and 398.5MB in the end (delta: 333.4MB). Free memory was 41.7MB in the beginning and 173.9MB in the end (delta: -132.3MB). Peak memory consumption was 205.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:19,466 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:19,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2585.92ms. Allocated memory was 65.0MB in the beginning and 125.8MB in the end (delta: 60.8MB). Free memory was 41.5MB in the beginning and 41.1MB in the end (delta: 327.0kB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:19,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 371.35ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 41.1MB in the beginning and 66.1MB in the end (delta: -25.0MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:19,469 INFO L158 Benchmark]: Boogie Preprocessor took 380.98ms. Allocated memory is still 159.4MB. Free memory was 66.1MB in the beginning and 68.6MB in the end (delta: -2.5MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:19,470 INFO L158 Benchmark]: RCFGBuilder took 46950.79ms. Allocated memory was 159.4MB in the beginning and 398.5MB in the end (delta: 239.1MB). Free memory was 68.6MB in the beginning and 173.9MB in the end (delta: -105.4MB). Peak memory consumption was 138.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:19,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2585.92ms. Allocated memory was 65.0MB in the beginning and 125.8MB in the end (delta: 60.8MB). Free memory was 41.5MB in the beginning and 41.1MB in the end (delta: 327.0kB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 371.35ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 41.1MB in the beginning and 66.1MB in the end (delta: -25.0MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 380.98ms. Allocated memory is still 159.4MB. Free memory was 66.1MB in the beginning and 68.6MB in the end (delta: -2.5MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * RCFGBuilder took 46950.79ms. Allocated memory was 159.4MB in the beginning and 398.5MB in the end (delta: 239.1MB). Free memory was 68.6MB in the beginning and 173.9MB in the end (delta: -105.4MB). Peak memory consumption was 138.1MB. 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 15:52:19,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_128ca987-001a-4bdf-8e19-aed7a0d3a1f5/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