./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label10.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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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 0dcdfb9510c9d6dcae2e32a0f9e322da5929310feb56da816eaf8d0da79fb0e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:30,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:30,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:30,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:30,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:30,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:30,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:30,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:30,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:30,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:30,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:30,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:30,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:30,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:30,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:30,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:30,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:30,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:30,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:30,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:30,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:30,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:30,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:30,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:30,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:30,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:30,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:30,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:30,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:30,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:30,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:30,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:30,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:30,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:30,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:30,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:30,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:30,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:30,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:30,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:30,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:30,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:30,437 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:30,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:30,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:30,439 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:30,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:30,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:30,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:30,440 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:30,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:30,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:30,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:30,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:30,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:30,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:30,442 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:30,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:30,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:30,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:30,443 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:30,443 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:30,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:30,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:30,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:30,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:30,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:30,445 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:30,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:30,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:30,445 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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcdfb9510c9d6dcae2e32a0f9e322da5929310feb56da816eaf8d0da79fb0e4 [2021-11-23 15:55:30,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:30,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:30,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:30,739 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:30,740 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:30,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2021-11-23 15:55:30,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/8f09f35a2/b628f02f4447441092805c941874215e/FLAGec7107724 [2021-11-23 15:55:31,616 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:31,617 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2021-11-23 15:55:31,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/8f09f35a2/b628f02f4447441092805c941874215e/FLAGec7107724 [2021-11-23 15:55:31,788 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/8f09f35a2/b628f02f4447441092805c941874215e [2021-11-23 15:55:31,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:31,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:31,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:31,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:31,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:31,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320c3b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31, skipping insertion in model container [2021-11-23 15:55:31,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:31,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:33,514 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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/sv-benchmarks/c/eca-rers2012/Problem04_label10.c[183733,183746] [2021-11-23 15:55:33,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:33,539 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:34,225 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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/sv-benchmarks/c/eca-rers2012/Problem04_label10.c[183733,183746] [2021-11-23 15:55:34,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:34,260 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:34,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34 WrapperNode [2021-11-23 15:55:34,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:34,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:34,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:34,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:34,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,558 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-23 15:55:34,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:34,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:34,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:34,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:34,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:34,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:34,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:34,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:34,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:34,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:34,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:34,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:35,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:35,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:35,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:35,118 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:35,120 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:39,525 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:39,575 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 15:55:39,579 INFO L158 Benchmark]: Toolchain (without parser) took 7785.38ms. Allocated memory was 83.9MB in the beginning and 476.1MB in the end (delta: 392.2MB). Free memory was 47.9MB in the beginning and 335.3MB in the end (delta: -287.5MB). Peak memory consumption was 200.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,580 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:39,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2467.04ms. Allocated memory was 83.9MB in the beginning and 163.6MB in the end (delta: 79.7MB). Free memory was 47.7MB in the beginning and 81.5MB in the end (delta: -33.8MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 296.34ms. Allocated memory is still 163.6MB. Free memory was 81.5MB in the beginning and 78.3MB in the end (delta: 3.1MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,583 INFO L158 Benchmark]: Boogie Preprocessor took 368.49ms. Allocated memory is still 163.6MB. Free memory was 78.3MB in the beginning and 73.0MB in the end (delta: 5.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,584 INFO L158 Benchmark]: RCFGBuilder took 4648.96ms. Allocated memory was 163.6MB in the beginning and 476.1MB in the end (delta: 312.5MB). Free memory was 73.0MB in the beginning and 335.3MB in the end (delta: -262.4MB). Peak memory consumption was 145.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2467.04ms. Allocated memory was 83.9MB in the beginning and 163.6MB in the end (delta: 79.7MB). Free memory was 47.7MB in the beginning and 81.5MB in the end (delta: -33.8MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 296.34ms. Allocated memory is still 163.6MB. Free memory was 81.5MB in the beginning and 78.3MB in the end (delta: 3.1MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 368.49ms. Allocated memory is still 163.6MB. Free memory was 78.3MB in the beginning and 73.0MB in the end (delta: 5.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4648.96ms. Allocated memory was 163.6MB in the beginning and 476.1MB in the end (delta: 312.5MB). Free memory was 73.0MB in the beginning and 335.3MB in the end (delta: -262.4MB). Peak memory consumption was 145.8MB. 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 15:55:39,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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 0dcdfb9510c9d6dcae2e32a0f9e322da5929310feb56da816eaf8d0da79fb0e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:42,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:42,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:42,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:42,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:42,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:42,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:42,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:42,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:42,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:42,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:42,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:42,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:42,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:42,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:42,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:42,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:42,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:42,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:42,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:42,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:42,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:42,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:42,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:42,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:42,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:42,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:42,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:42,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:42,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:42,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:42,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:42,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:42,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:42,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:42,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:42,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:42,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:42,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:42,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:42,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:42,329 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:42,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:42,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:42,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:42,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:42,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:42,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:42,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:42,381 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:42,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:42,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:42,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:42,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:42,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:42,383 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:42,384 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:42,384 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:42,384 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:42,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:42,385 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:42,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:42,385 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:42,385 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:42,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:42,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:42,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:42,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:42,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:42,387 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:42,387 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:42,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:42,387 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:42,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:42,388 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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcdfb9510c9d6dcae2e32a0f9e322da5929310feb56da816eaf8d0da79fb0e4 [2021-11-23 15:55:42,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:42,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:42,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:42,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:42,781 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:42,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2021-11-23 15:55:42,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/d6e157677/6de9ee988ca04db3820fd52488b16df9/FLAG2cb8ff653 [2021-11-23 15:55:43,697 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:43,698 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2021-11-23 15:55:43,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/d6e157677/6de9ee988ca04db3820fd52488b16df9/FLAG2cb8ff653 [2021-11-23 15:55:44,206 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/data/d6e157677/6de9ee988ca04db3820fd52488b16df9 [2021-11-23 15:55:44,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:44,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:44,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:44,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:44,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:44,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75f01e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44, skipping insertion in model container [2021-11-23 15:55:44,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:44,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:45,743 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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/sv-benchmarks/c/eca-rers2012/Problem04_label10.c[183733,183746] [2021-11-23 15:55:45,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:45,768 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:46,430 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_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/sv-benchmarks/c/eca-rers2012/Problem04_label10.c[183733,183746] [2021-11-23 15:55:46,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:46,479 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:46,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46 WrapperNode [2021-11-23 15:55:46,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:46,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:46,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:46,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:46,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,827 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5567 [2021-11-23 15:55:46,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:46,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:46,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:46,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:46,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:47,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:47,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:47,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:47,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:47,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:47,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:47,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:47,569 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:47,570 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:53,037 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:53,111 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 15:55:53,118 INFO L158 Benchmark]: Toolchain (without parser) took 8906.02ms. Allocated memory was 73.4MB in the beginning and 354.4MB in the end (delta: 281.0MB). Free memory was 42.0MB in the beginning and 99.0MB in the end (delta: -57.0MB). Peak memory consumption was 232.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,119 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:53,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2268.91ms. Allocated memory was 73.4MB in the beginning and 130.0MB in the end (delta: 56.6MB). Free memory was 41.8MB in the beginning and 80.7MB in the end (delta: -38.9MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 346.32ms. Allocated memory is still 130.0MB. Free memory was 80.7MB in the beginning and 61.1MB in the end (delta: 19.7MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,123 INFO L158 Benchmark]: Boogie Preprocessor took 390.37ms. Allocated memory is still 130.0MB. Free memory was 61.1MB in the beginning and 46.7MB in the end (delta: 14.4MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,124 INFO L158 Benchmark]: RCFGBuilder took 5894.55ms. Allocated memory was 130.0MB in the beginning and 354.4MB in the end (delta: 224.4MB). Free memory was 46.7MB in the beginning and 99.0MB in the end (delta: -52.3MB). Peak memory consumption was 177.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2268.91ms. Allocated memory was 73.4MB in the beginning and 130.0MB in the end (delta: 56.6MB). Free memory was 41.8MB in the beginning and 80.7MB in the end (delta: -38.9MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 346.32ms. Allocated memory is still 130.0MB. Free memory was 80.7MB in the beginning and 61.1MB in the end (delta: 19.7MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 390.37ms. Allocated memory is still 130.0MB. Free memory was 61.1MB in the beginning and 46.7MB in the end (delta: 14.4MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * RCFGBuilder took 5894.55ms. Allocated memory was 130.0MB in the beginning and 354.4MB in the end (delta: 224.4MB). Free memory was 46.7MB in the beginning and 99.0MB in the end (delta: -52.3MB). Peak memory consumption was 177.2MB. 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 15:55:53,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dae8c9a9-fcfd-4dc9-9456-8cab8fa15c00/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