./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label31.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_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/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_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/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_aeb819bc-bb26-4a09-9314-64145bef2faf/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 781b4c30281e668acaf3c14c6cf74c491996fd51fc229d130e4fc767358d6ab3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:52,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:52,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:52,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:52,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:52,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:52,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:52,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:52,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:52,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:52,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:52,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:52,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:52,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:52,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:52,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:52,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:52,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:52,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:52,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:52,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:52,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:52,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:52,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:52,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:52,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:52,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:52,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:52,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:52,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:52,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:52,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:52,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:52,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:52,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:52,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:52,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:52,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:52,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:52,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:52,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:52,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:52,830 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:52,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:52,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:52,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:52,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:52,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:52,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:52,833 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:52,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:52,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:52,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:52,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:52,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:52,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:52,836 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:52,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:52,836 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:52,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:52,837 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:52,837 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:52,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:52,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:52,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:52,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:52,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:52,838 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:52,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:52,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:52,839 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_aeb819bc-bb26-4a09-9314-64145bef2faf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 781b4c30281e668acaf3c14c6cf74c491996fd51fc229d130e4fc767358d6ab3 [2021-11-23 15:46:53,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:53,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:53,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:53,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:53,122 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:53,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2021-11-23 15:46:53,192 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/cdc3a2ad4/23c14623d9b64901b772df38e913fccf/FLAG99749de75 [2021-11-23 15:46:54,034 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:54,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2021-11-23 15:46:54,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/cdc3a2ad4/23c14623d9b64901b772df38e913fccf/FLAG99749de75 [2021-11-23 15:46:54,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/cdc3a2ad4/23c14623d9b64901b772df38e913fccf [2021-11-23 15:46:54,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:54,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:54,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:54,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:54,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:54,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:54" (1/1) ... [2021-11-23 15:46:54,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f01d7dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:54, skipping insertion in model container [2021-11-23 15:46:54,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:54" (1/1) ... [2021-11-23 15:46:54,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:54,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:55,064 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_aeb819bc-bb26-4a09-9314-64145bef2faf/sv-benchmarks/c/eca-rers2012/Problem13_label31.c[5792,5805] [2021-11-23 15:46:56,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:56,393 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:56,432 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_aeb819bc-bb26-4a09-9314-64145bef2faf/sv-benchmarks/c/eca-rers2012/Problem13_label31.c[5792,5805] [2021-11-23 15:46:57,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:57,362 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:57,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57 WrapperNode [2021-11-23 15:46:57,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:57,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:57,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:57,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:57,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:57,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,082 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:46:58,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:58,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:58,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:58,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:58,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:58,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:58,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:58,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:58,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:57" (1/1) ... [2021-11-23 15:46:58,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:58,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:58,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:58,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:59,065 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:59,067 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:04,855 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:04,941 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:47:04,961 INFO L158 Benchmark]: Toolchain (without parser) took 10392.32ms. Allocated memory was 119.5MB in the beginning and 855.6MB in the end (delta: 736.1MB). Free memory was 71.7MB in the beginning and 499.9MB in the end (delta: -428.2MB). Peak memory consumption was 308.8MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,962 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 119.5MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:04,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2782.63ms. Allocated memory was 119.5MB in the beginning and 213.9MB in the end (delta: 94.4MB). Free memory was 71.4MB in the beginning and 144.3MB in the end (delta: -72.9MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 718.90ms. Allocated memory is still 213.9MB. Free memory was 143.3MB in the beginning and 79.3MB in the end (delta: 64.0MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,968 INFO L158 Benchmark]: Boogie Preprocessor took 786.96ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 79.3MB in the beginning and 254.1MB in the end (delta: -174.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,969 INFO L158 Benchmark]: RCFGBuilder took 6086.31ms. Allocated memory was 427.8MB in the beginning and 855.6MB in the end (delta: 427.8MB). Free memory was 254.1MB in the beginning and 499.9MB in the end (delta: -245.9MB). Peak memory consumption was 185.0MB. Max. memory is 16.1GB. [2021-11-23 15:47:04,979 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 119.5MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2782.63ms. Allocated memory was 119.5MB in the beginning and 213.9MB in the end (delta: 94.4MB). Free memory was 71.4MB in the beginning and 144.3MB in the end (delta: -72.9MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 718.90ms. Allocated memory is still 213.9MB. Free memory was 143.3MB in the beginning and 79.3MB in the end (delta: 64.0MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 786.96ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 79.3MB in the beginning and 254.1MB in the end (delta: -174.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * RCFGBuilder took 6086.31ms. Allocated memory was 427.8MB in the beginning and 855.6MB in the end (delta: 427.8MB). Free memory was 254.1MB in the beginning and 499.9MB in the end (delta: -245.9MB). Peak memory consumption was 185.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:47:05,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/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_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/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_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/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_aeb819bc-bb26-4a09-9314-64145bef2faf/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 781b4c30281e668acaf3c14c6cf74c491996fd51fc229d130e4fc767358d6ab3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:07,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:07,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:07,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:07,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:07,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:07,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:07,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:07,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:07,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:07,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:07,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:07,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:07,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:07,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:07,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:07,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:07,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:07,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:07,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:07,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:07,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:07,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:07,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:07,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:07,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:07,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:07,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:07,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:07,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:07,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:07,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:07,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:07,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:07,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:07,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:07,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:07,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:07,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:07,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:07,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:07,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:07,601 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:07,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:07,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:07,602 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:07,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:07,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:07,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:07,603 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:07,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:07,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:07,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:07,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:07,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:07,604 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:07,604 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:07,604 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:07,604 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:07,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:07,604 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:07,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:07,605 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:07,605 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:07,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:07,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:07,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:07,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:07,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:07,606 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:07,606 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:07,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:07,606 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:07,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:07,606 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_aeb819bc-bb26-4a09-9314-64145bef2faf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 781b4c30281e668acaf3c14c6cf74c491996fd51fc229d130e4fc767358d6ab3 [2021-11-23 15:47:08,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:08,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:08,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:08,041 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:08,042 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:08,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2021-11-23 15:47:08,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/24c31fa12/d7c3a16a0f6248c7b71edba1abe8e878/FLAG18ab055d9 [2021-11-23 15:47:09,073 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:09,074 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/sv-benchmarks/c/eca-rers2012/Problem13_label31.c [2021-11-23 15:47:09,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/24c31fa12/d7c3a16a0f6248c7b71edba1abe8e878/FLAG18ab055d9 [2021-11-23 15:47:09,572 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/data/24c31fa12/d7c3a16a0f6248c7b71edba1abe8e878 [2021-11-23 15:47:09,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:09,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:09,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:09,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:09,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:09,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:09" (1/1) ... [2021-11-23 15:47:09,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28092622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:09, skipping insertion in model container [2021-11-23 15:47:09,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:09" (1/1) ... [2021-11-23 15:47:09,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:09,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:10,167 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_aeb819bc-bb26-4a09-9314-64145bef2faf/sv-benchmarks/c/eca-rers2012/Problem13_label31.c[5792,5805] [2021-11-23 15:47:11,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:11,466 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:11,504 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_aeb819bc-bb26-4a09-9314-64145bef2faf/sv-benchmarks/c/eca-rers2012/Problem13_label31.c[5792,5805] [2021-11-23 15:47:12,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:12,396 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:12,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12 WrapperNode [2021-11-23 15:47:12,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:12,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:12,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:12,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:12,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:12,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:12,774 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:47:12,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:12,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:12,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:12,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:12,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:12,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:12,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:12,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:13,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:13,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:13,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:13,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:13,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:13,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:13,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:13,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:12" (1/1) ... [2021-11-23 15:47:13,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:13,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:13,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:13,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:13,550 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:13,561 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:00,493 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:00,558 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 15:48:00,562 INFO L158 Benchmark]: Toolchain (without parser) took 50972.84ms. Allocated memory was 58.7MB in the beginning and 557.8MB in the end (delta: 499.1MB). Free memory was 31.3MB in the beginning and 183.4MB in the end (delta: -152.0MB). Peak memory consumption was 350.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,563 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:00,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2805.95ms. Allocated memory was 58.7MB in the beginning and 140.5MB in the end (delta: 81.8MB). Free memory was 31.1MB in the beginning and 58.1MB in the end (delta: -27.0MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 376.41ms. Allocated memory is still 140.5MB. Free memory was 58.1MB in the beginning and 47.3MB in the end (delta: 10.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,566 INFO L158 Benchmark]: Boogie Preprocessor took 540.01ms. Allocated memory was 140.5MB in the beginning and 281.0MB in the end (delta: 140.5MB). Free memory was 47.3MB in the beginning and 181.2MB in the end (delta: -133.9MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,567 INFO L158 Benchmark]: RCFGBuilder took 47242.74ms. Allocated memory was 281.0MB in the beginning and 557.8MB in the end (delta: 276.8MB). Free memory was 181.2MB in the beginning and 183.4MB in the end (delta: -2.2MB). Peak memory consumption was 280.0MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,570 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 58.7MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2805.95ms. Allocated memory was 58.7MB in the beginning and 140.5MB in the end (delta: 81.8MB). Free memory was 31.1MB in the beginning and 58.1MB in the end (delta: -27.0MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 376.41ms. Allocated memory is still 140.5MB. Free memory was 58.1MB in the beginning and 47.3MB in the end (delta: 10.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 540.01ms. Allocated memory was 140.5MB in the beginning and 281.0MB in the end (delta: 140.5MB). Free memory was 47.3MB in the beginning and 181.2MB in the end (delta: -133.9MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * RCFGBuilder took 47242.74ms. Allocated memory was 281.0MB in the beginning and 557.8MB in the end (delta: 276.8MB). Free memory was 181.2MB in the beginning and 183.4MB in the end (delta: -2.2MB). Peak memory consumption was 280.0MB. 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 15:48:00,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb819bc-bb26-4a09-9314-64145bef2faf/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