./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de41.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_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/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_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/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_3f694ff3-501c-4ec0-8259-60b21412a7ef/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 71e52c2f7da6d5380080fb621ed04f7c322fd22e434b0426cf7577ab025ae680 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:48,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:48,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:48,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:48,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:48,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:48,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:48,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:48,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:48,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:48,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:48,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:48,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:48,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:48,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:48,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:48,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:48,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:48,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:48,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:48,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:48,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:48,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:48,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:48,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:48,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:48,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:48,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:48,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:48,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:48,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:48,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:48,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:48,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:48,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:48,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:48,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:48,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:48,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:48,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:48,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:48,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:43:48,792 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:48,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:48,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:48,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:48,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:48,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:48,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:48,796 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:48,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:43:48,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:48,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:48,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:48,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:48,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:48,805 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:48,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:48,806 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:48,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:48,806 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:48,806 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:48,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:48,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:48,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:48,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:48,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:48,808 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:43:48,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:43:48,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:48,809 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_3f694ff3-501c-4ec0-8259-60b21412a7ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e52c2f7da6d5380080fb621ed04f7c322fd22e434b0426cf7577ab025ae680 [2021-11-23 15:43:49,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:49,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:49,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:49,116 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:49,117 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:49,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/in-de41.c [2021-11-23 15:43:49,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/e8cef4a4b/1294bc65b9f544cd8f94f8ce96160b7e/FLAGfb42c88cb [2021-11-23 15:43:49,641 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:49,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/sv-benchmarks/c/loops-crafted-1/in-de41.c [2021-11-23 15:43:49,653 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/e8cef4a4b/1294bc65b9f544cd8f94f8ce96160b7e/FLAGfb42c88cb [2021-11-23 15:43:50,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/e8cef4a4b/1294bc65b9f544cd8f94f8ce96160b7e [2021-11-23 15:43:50,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:50,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:50,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:50,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:50,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:50,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c959a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50, skipping insertion in model container [2021-11-23 15:43:50,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:50,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:50,234 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_3f694ff3-501c-4ec0-8259-60b21412a7ef/sv-benchmarks/c/loops-crafted-1/in-de41.c[368,381] [2021-11-23 15:43:50,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:50,260 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:50,271 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_3f694ff3-501c-4ec0-8259-60b21412a7ef/sv-benchmarks/c/loops-crafted-1/in-de41.c[368,381] [2021-11-23 15:43:50,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:50,287 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:50,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50 WrapperNode [2021-11-23 15:43:50,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:50,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:50,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:50,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:50,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,321 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2021-11-23 15:43:50,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:50,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:50,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:50,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:50,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:50,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:50,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:50,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:50,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:50" (1/1) ... [2021-11-23 15:43:50,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:50,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:50,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:50,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:50,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:50,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:43:50,484 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:50,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:50,612 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:50,627 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 15:43:50,631 INFO L158 Benchmark]: Toolchain (without parser) took 599.85ms. Allocated memory is still 123.7MB. Free memory was 84.4MB in the beginning and 85.7MB in the end (delta: -1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:50,632 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:50,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.37ms. Allocated memory is still 123.7MB. Free memory was 84.2MB in the beginning and 97.8MB in the end (delta: -13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:43:50,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.54ms. Allocated memory is still 123.7MB. Free memory was 97.8MB in the beginning and 96.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:50,635 INFO L158 Benchmark]: Boogie Preprocessor took 21.62ms. Allocated memory is still 123.7MB. Free memory was 96.2MB in the beginning and 95.2MB in the end (delta: 1.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:43:50,636 INFO L158 Benchmark]: RCFGBuilder took 284.95ms. Allocated memory is still 123.7MB. Free memory was 95.2MB in the beginning and 85.7MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:43:50,641 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.37ms. Allocated memory is still 123.7MB. Free memory was 84.2MB in the beginning and 97.8MB in the end (delta: -13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.54ms. Allocated memory is still 123.7MB. Free memory was 97.8MB in the beginning and 96.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.62ms. Allocated memory is still 123.7MB. Free memory was 96.2MB in the beginning and 95.2MB in the end (delta: 1.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 284.95ms. Allocated memory is still 123.7MB. Free memory was 95.2MB in the beginning and 85.7MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. 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 15:43:50,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/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_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/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_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/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_3f694ff3-501c-4ec0-8259-60b21412a7ef/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 71e52c2f7da6d5380080fb621ed04f7c322fd22e434b0426cf7577ab025ae680 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:53,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:53,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:53,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:53,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:53,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:53,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:53,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:53,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:53,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:53,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:53,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:53,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:53,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:53,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:53,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:53,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:53,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:53,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:53,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:53,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:53,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:53,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:53,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:53,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:53,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:53,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:53,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:53,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:53,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:53,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:53,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:53,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:53,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:53,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:53,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:53,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:53,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:53,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:53,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:53,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:53,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:43:53,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:53,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:53,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:53,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:53,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:53,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:53,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:53,325 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:53,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:53,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:53,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:53,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:53,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:53,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:43:53,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:43:53,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:43:53,326 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:53,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:53,327 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:53,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:53,327 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:53,327 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:53,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:53,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:53,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:53,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:53,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:53,329 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:43:53,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:43:53,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:53,329 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:43:53,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:43:53,329 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_3f694ff3-501c-4ec0-8259-60b21412a7ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e52c2f7da6d5380080fb621ed04f7c322fd22e434b0426cf7577ab025ae680 [2021-11-23 15:43:53,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:53,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:53,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:53,775 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:53,776 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:53,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/in-de41.c [2021-11-23 15:43:53,843 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/8734bb606/264789a341f1435db06ebca41863fb0c/FLAG607667e2b [2021-11-23 15:43:54,362 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:54,363 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/sv-benchmarks/c/loops-crafted-1/in-de41.c [2021-11-23 15:43:54,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/8734bb606/264789a341f1435db06ebca41863fb0c/FLAG607667e2b [2021-11-23 15:43:54,712 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/data/8734bb606/264789a341f1435db06ebca41863fb0c [2021-11-23 15:43:54,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:54,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:54,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:54,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:54,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:54,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:54,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f494521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54, skipping insertion in model container [2021-11-23 15:43:54,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:54,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:54,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:54,916 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_3f694ff3-501c-4ec0-8259-60b21412a7ef/sv-benchmarks/c/loops-crafted-1/in-de41.c[368,381] [2021-11-23 15:43:54,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:54,943 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:54,958 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_3f694ff3-501c-4ec0-8259-60b21412a7ef/sv-benchmarks/c/loops-crafted-1/in-de41.c[368,381] [2021-11-23 15:43:54,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:54,987 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:54,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54 WrapperNode [2021-11-23 15:43:54,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:54,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:54,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:54,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:55,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,027 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2021-11-23 15:43:55,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:55,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:55,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:55,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:55,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:55,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:55,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:55,055 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:55,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:54" (1/1) ... [2021-11-23 15:43:55,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:55,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:55,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:55,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:43:55,241 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:55,243 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:55,445 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:55,460 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 15:43:55,467 INFO L158 Benchmark]: Toolchain (without parser) took 749.36ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 37.2MB in the end (delta: 3.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-23 15:43:55,469 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:55,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.53ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 30.7MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:55,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.92ms. Allocated memory is still 60.8MB. Free memory was 30.7MB in the beginning and 29.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:43:55,474 INFO L158 Benchmark]: Boogie Preprocessor took 24.48ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 28.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:55,475 INFO L158 Benchmark]: RCFGBuilder took 410.73ms. Allocated memory is still 60.8MB. Free memory was 28.0MB in the beginning and 37.2MB in the end (delta: -9.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 15:43:55,479 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 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.53ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 30.7MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.92ms. Allocated memory is still 60.8MB. Free memory was 30.7MB in the beginning and 29.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.48ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 28.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 410.73ms. Allocated memory is still 60.8MB. Free memory was 28.0MB in the beginning and 37.2MB in the end (delta: -9.2MB). Peak memory consumption was 7.8MB. 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 15:43:55,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f694ff3-501c-4ec0-8259-60b21412a7ef/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