./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label46.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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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 32b7b6c9b4494e069f5d0a787e6cfc27aa7cef4833705992f6231374f06a0fb0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:56,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:56,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:56,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:56,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:56,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:56,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:56,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:56,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:56,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:56,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:56,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:56,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:56,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:56,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:56,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:56,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:56,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:56,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:56,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:56,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:56,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:56,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:56,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:56,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:56,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:56,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:56,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:56,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:56,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:56,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:56,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:56,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:56,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:56,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:56,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:56,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:56,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:56,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:56,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:56,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:56,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:56,693 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:56,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:56,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:56,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:56,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:56,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:56,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:56,697 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:56,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:56,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:56,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:56,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:56,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:56,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:56,706 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:56,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:56,707 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:56,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:56,707 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:56,707 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:56,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:56,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:56,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:56,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:56,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:56,709 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:56,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:56,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:56,709 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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32b7b6c9b4494e069f5d0a787e6cfc27aa7cef4833705992f6231374f06a0fb0 [2021-11-23 15:49:57,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:57,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:57,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:57,074 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:57,076 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:57,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label46.c [2021-11-23 15:49:57,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/ba419c379/b0fbd6a6e1e6411b9011a4777d32e9e8/FLAGd5dd4d5cf [2021-11-23 15:49:58,169 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:58,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/sv-benchmarks/c/eca-rers2012/Problem05_label46.c [2021-11-23 15:49:58,223 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/ba419c379/b0fbd6a6e1e6411b9011a4777d32e9e8/FLAGd5dd4d5cf [2021-11-23 15:49:58,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/ba419c379/b0fbd6a6e1e6411b9011a4777d32e9e8 [2021-11-23 15:49:58,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:58,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:58,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:58,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:58,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:58,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:58" (1/1) ... [2021-11-23 15:49:58,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f110d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:58, skipping insertion in model container [2021-11-23 15:49:58,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:58" (1/1) ... [2021-11-23 15:49:58,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:58,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:01,203 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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/sv-benchmarks/c/eca-rers2012/Problem05_label46.c[382014,382027] [2021-11-23 15:50:01,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:01,232 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:02,514 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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/sv-benchmarks/c/eca-rers2012/Problem05_label46.c[382014,382027] [2021-11-23 15:50:02,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:02,581 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:02,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02 WrapperNode [2021-11-23 15:50:02,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:02,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:02,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:02,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:02,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:02,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,161 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:50:03,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:03,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:03,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:03,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:03,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:03,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:03,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:03,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:03,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:02" (1/1) ... [2021-11-23 15:50:03,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:03,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:03,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:03,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:04,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:04,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:04,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:04,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:04,148 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:04,150 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:11,724 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:11,815 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 15:50:11,821 INFO L158 Benchmark]: Toolchain (without parser) took 13293.18ms. Allocated memory was 98.6MB in the beginning and 710.9MB in the end (delta: 612.4MB). Free memory was 46.5MB in the beginning and 486.9MB in the end (delta: -440.3MB). Peak memory consumption was 398.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:11,822 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:11,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4052.30ms. Allocated memory was 98.6MB in the beginning and 201.3MB in the end (delta: 102.8MB). Free memory was 46.3MB in the beginning and 74.9MB in the end (delta: -28.6MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:11,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 579.74ms. Allocated memory is still 201.3MB. Free memory was 74.9MB in the beginning and 65.1MB in the end (delta: 9.9MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:11,826 INFO L158 Benchmark]: Boogie Preprocessor took 783.97ms. Allocated memory was 201.3MB in the beginning and 362.8MB in the end (delta: 161.5MB). Free memory was 65.1MB in the beginning and 197.5MB in the end (delta: -132.4MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:11,828 INFO L158 Benchmark]: RCFGBuilder took 7870.35ms. Allocated memory was 362.8MB in the beginning and 710.9MB in the end (delta: 348.1MB). Free memory was 197.5MB in the beginning and 486.9MB in the end (delta: -289.4MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:11,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4052.30ms. Allocated memory was 98.6MB in the beginning and 201.3MB in the end (delta: 102.8MB). Free memory was 46.3MB in the beginning and 74.9MB in the end (delta: -28.6MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 579.74ms. Allocated memory is still 201.3MB. Free memory was 74.9MB in the beginning and 65.1MB in the end (delta: 9.9MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 783.97ms. Allocated memory was 201.3MB in the beginning and 362.8MB in the end (delta: 161.5MB). Free memory was 65.1MB in the beginning and 197.5MB in the end (delta: -132.4MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * RCFGBuilder took 7870.35ms. Allocated memory was 362.8MB in the beginning and 710.9MB in the end (delta: 348.1MB). Free memory was 197.5MB in the beginning and 486.9MB in the end (delta: -289.4MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:11,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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 32b7b6c9b4494e069f5d0a787e6cfc27aa7cef4833705992f6231374f06a0fb0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:14,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:14,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:14,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:14,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:14,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:14,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:14,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:14,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:14,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:14,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:14,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:14,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:14,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:14,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:14,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:14,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:14,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:14,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:14,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:14,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:14,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:14,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:14,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:14,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:14,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:14,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:14,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:14,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:14,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:14,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:14,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:14,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:14,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:14,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:14,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:14,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:14,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:14,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:14,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:14,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:14,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:14,457 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:14,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:14,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:14,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:14,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:14,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:14,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:14,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:14,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:14,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:14,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:14,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:14,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:14,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:14,464 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:14,464 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:14,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:14,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:14,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:14,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:14,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:14,465 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:14,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:14,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:14,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:14,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:14,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:14,466 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:14,466 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:14,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:14,467 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:14,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:14,467 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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32b7b6c9b4494e069f5d0a787e6cfc27aa7cef4833705992f6231374f06a0fb0 [2021-11-23 15:50:14,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:14,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:14,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:14,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:14,957 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:14,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label46.c [2021-11-23 15:50:15,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/825003bc4/ecbcda7c3e5d4a3fbdfa160a008010e9/FLAG8d7285ca8 [2021-11-23 15:50:16,109 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:16,110 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/sv-benchmarks/c/eca-rers2012/Problem05_label46.c [2021-11-23 15:50:16,185 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/825003bc4/ecbcda7c3e5d4a3fbdfa160a008010e9/FLAG8d7285ca8 [2021-11-23 15:50:16,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/data/825003bc4/ecbcda7c3e5d4a3fbdfa160a008010e9 [2021-11-23 15:50:16,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:16,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:16,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:16,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:16,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:16,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:16" (1/1) ... [2021-11-23 15:50:16,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3330c0e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:16, skipping insertion in model container [2021-11-23 15:50:16,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:16" (1/1) ... [2021-11-23 15:50:16,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:16,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:19,073 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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/sv-benchmarks/c/eca-rers2012/Problem05_label46.c[382014,382027] [2021-11-23 15:50:19,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:19,110 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:20,472 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_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/sv-benchmarks/c/eca-rers2012/Problem05_label46.c[382014,382027] [2021-11-23 15:50:20,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:20,538 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:20,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20 WrapperNode [2021-11-23 15:50:20,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:20,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:20,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:20,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:20,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:21,145 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:50:21,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:21,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:21,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:21,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:21,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:21,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:21,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:21,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:21,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:21,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:21,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:22,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:22,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:22,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:22,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:22,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:22,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:22,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:22,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:22,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:22,289 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:22,291 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:32,775 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:32,874 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 15:50:32,884 INFO L158 Benchmark]: Toolchain (without parser) took 16471.17ms. Allocated memory was 86.0MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 39.9MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 395.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:32,885 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory was 67.4MB in the beginning and 67.3MB in the end (delta: 71.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:32,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4126.16ms. Allocated memory was 86.0MB in the beginning and 211.8MB in the end (delta: 125.8MB). Free memory was 39.7MB in the beginning and 114.7MB in the end (delta: -75.1MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:32,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 605.24ms. Allocated memory is still 211.8MB. Free memory was 114.7MB in the beginning and 88.3MB in the end (delta: 26.4MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:32,889 INFO L158 Benchmark]: Boogie Preprocessor took 933.72ms. Allocated memory was 211.8MB in the beginning and 423.6MB in the end (delta: 211.8MB). Free memory was 88.3MB in the beginning and 281.8MB in the end (delta: -193.5MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2021-11-23 15:50:32,890 INFO L158 Benchmark]: RCFGBuilder took 10798.73ms. Allocated memory was 423.6MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 281.8MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 300.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:32,899 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory was 67.4MB in the beginning and 67.3MB in the end (delta: 71.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4126.16ms. Allocated memory was 86.0MB in the beginning and 211.8MB in the end (delta: 125.8MB). Free memory was 39.7MB in the beginning and 114.7MB in the end (delta: -75.1MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 605.24ms. Allocated memory is still 211.8MB. Free memory was 114.7MB in the beginning and 88.3MB in the end (delta: 26.4MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 933.72ms. Allocated memory was 211.8MB in the beginning and 423.6MB in the end (delta: 211.8MB). Free memory was 88.3MB in the beginning and 281.8MB in the end (delta: -193.5MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * RCFGBuilder took 10798.73ms. Allocated memory was 423.6MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 281.8MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 300.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:32,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29aa56a1-f5b3-49fb-b0ac-797e44c082d0/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