./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i --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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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 a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:12,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:12,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:12,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:12,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:12,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:12,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:12,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:12,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:12,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:12,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:12,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:12,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:12,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:12,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:12,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:12,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:12,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:12,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:12,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:12,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:12,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:12,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:12,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:12,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:12,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:12,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:12,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:12,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:12,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:12,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:12,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:12,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:12,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:12,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:12,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:12,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:12,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:12,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:12,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:12,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:12,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:12,776 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:12,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:12,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:12,778 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:12,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:12,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:12,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:12,780 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:12,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:12,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:12,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:12,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:12,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:12,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:12,789 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:12,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:12,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:12,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:12,790 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:12,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:12,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:12,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:12,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:12,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:12,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:12,792 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:12,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:12,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:12,792 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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 [2021-11-23 15:54:13,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:13,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:13,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:13,120 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:13,121 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:13,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2021-11-23 15:54:13,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/4b8deced4/f378d23f128a4744b50d075c33f40c1a/FLAGa0106fcc2 [2021-11-23 15:54:13,744 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:13,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2021-11-23 15:54:13,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/4b8deced4/f378d23f128a4744b50d075c33f40c1a/FLAGa0106fcc2 [2021-11-23 15:54:14,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/4b8deced4/f378d23f128a4744b50d075c33f40c1a [2021-11-23 15:54:14,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:14,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:14,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:14,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:14,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:14,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b60f276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14, skipping insertion in model container [2021-11-23 15:54:14,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:14,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:14,476 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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2021-11-23 15:54:14,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:14,490 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:14,526 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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2021-11-23 15:54:14,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:14,556 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:14,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14 WrapperNode [2021-11-23 15:54:14,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:14,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:14,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:14,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:14,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,601 INFO L137 Inliner]: procedures = 122, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2021-11-23 15:54:14,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:14,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:14,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:14,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:14,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:14,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:14,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:14,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:14,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:14" (1/1) ... [2021-11-23 15:54:14,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:14,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:14,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:14,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-23 15:54:14,714 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-23 15:54:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:14,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:14,852 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:14,870 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:14,879 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.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:14,883 INFO L158 Benchmark]: Toolchain (without parser) took 852.60ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 102.3MB in the end (delta: 5.0MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:14,884 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:14,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.14ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 112.4MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:14,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.59ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 110.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:14,901 INFO L158 Benchmark]: Boogie Preprocessor took 27.61ms. Allocated memory is still 142.6MB. Free memory was 110.7MB in the beginning and 109.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:14,902 INFO L158 Benchmark]: RCFGBuilder took 250.86ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 102.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:14,905 INFO L339 ainManager$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 83.9MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.14ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 112.4MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.59ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 110.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.61ms. Allocated memory is still 142.6MB. Free memory was 110.7MB in the beginning and 109.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 250.86ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 102.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. 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.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:14,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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 a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:17,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:17,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:17,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:17,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:17,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:17,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:17,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:17,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:17,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:17,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:17,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:17,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:17,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:17,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:17,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:17,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:17,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:17,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:17,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:17,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:17,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:17,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:17,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:17,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:17,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:17,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:17,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:17,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:17,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:17,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:17,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:17,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:17,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:17,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:17,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:17,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:17,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:17,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:17,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:17,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:17,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:17,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:17,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:17,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:17,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:17,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:17,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:17,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:17,506 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:17,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:17,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:17,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:17,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:17,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:17,508 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:17,508 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:17,508 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:17,509 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:17,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:17,509 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:17,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:17,510 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:17,510 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:17,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:17,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:17,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:17,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:17,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:17,511 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:17,512 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:17,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:17,512 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:17,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:17,513 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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 [2021-11-23 15:54:17,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:17,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:17,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:17,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:17,986 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:17,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2021-11-23 15:54:18,060 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/c678aa191/471e05ab7f0542d2b2f237452d92a4ee/FLAGddba1d846 [2021-11-23 15:54:18,743 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:18,744 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2021-11-23 15:54:18,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/c678aa191/471e05ab7f0542d2b2f237452d92a4ee/FLAGddba1d846 [2021-11-23 15:54:18,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/data/c678aa191/471e05ab7f0542d2b2f237452d92a4ee [2021-11-23 15:54:18,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:18,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:18,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:18,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:19,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:19,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:19,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390d087c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19, skipping insertion in model container [2021-11-23 15:54:19,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:18" (1/1) ... [2021-11-23 15:54:19,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:19,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:19,500 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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2021-11-23 15:54:19,505 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:19,528 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:19,582 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_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2021-11-23 15:54:19,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:19,621 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:19,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19 WrapperNode [2021-11-23 15:54:19,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:19,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:19,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:19,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:19,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,667 INFO L137 Inliner]: procedures = 125, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2021-11-23 15:54:19,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:19,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:19,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:19,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:19,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:19,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:19,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:19,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:19,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:19" (1/1) ... [2021-11-23 15:54:19,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:19,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:19,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:19,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-23 15:54:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-23 15:54:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:54:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:19,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:19,869 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:19,871 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:19,879 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.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:19,883 INFO L158 Benchmark]: Toolchain (without parser) took 887.39ms. Allocated memory is still 65.0MB. Free memory was 44.4MB in the beginning and 31.5MB in the end (delta: 12.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,883 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:19,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.79ms. Allocated memory is still 65.0MB. Free memory was 44.2MB in the beginning and 41.6MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,885 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.17ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 39.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,886 INFO L158 Benchmark]: Boogie Preprocessor took 31.41ms. Allocated memory is still 65.0MB. Free memory was 39.6MB in the beginning and 38.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,886 INFO L158 Benchmark]: RCFGBuilder took 180.64ms. Allocated memory is still 65.0MB. Free memory was 37.8MB in the beginning and 31.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:19,890 INFO L339 ainManager$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 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 624.79ms. Allocated memory is still 65.0MB. Free memory was 44.2MB in the beginning and 41.6MB in the end (delta: 2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.17ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 39.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.41ms. Allocated memory is still 65.0MB. Free memory was 39.6MB in the beginning and 38.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 180.64ms. Allocated memory is still 65.0MB. Free memory was 37.8MB in the beginning and 31.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:19,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b73dc4ab-a83e-47f3-a0b9-efa7fc9df1dd/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