./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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 10f09c8c5639b403d441157c6cb90f176690981c36f4af5417d0103735cbe364 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:48,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:48,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:48,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:48,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:48,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:48,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:48,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:48,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:48,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:48,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:48,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:48,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:48,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:48,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:48,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:48,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:48,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:48,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:48,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:48,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:48,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:48,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:48,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:48,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:48,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:48,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:48,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:48,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:48,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:48,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:48,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:48,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:48,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:48,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:48,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:48,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:48,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:48,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:48,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:48,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:48,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:48,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:48,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:48,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:48,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:48,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:48,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:48,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:48,255 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:48,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:48,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:48,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:48,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:48,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:48,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:48,271 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:48,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:48,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:48,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:48,272 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:48,272 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:48,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:48,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:48,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:48,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:48,274 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:48,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:48,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:48,275 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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f09c8c5639b403d441157c6cb90f176690981c36f4af5417d0103735cbe364 [2021-11-23 15:02:48,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:48,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:48,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:48,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:48,576 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:48,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c [2021-11-23 15:02:48,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/be733b53d/5f181acdaa414d7687b457f4236ba653/FLAG2a3718c35 [2021-11-23 15:02:49,260 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:49,261 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c [2021-11-23 15:02:49,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/be733b53d/5f181acdaa414d7687b457f4236ba653/FLAG2a3718c35 [2021-11-23 15:02:49,456 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/be733b53d/5f181acdaa414d7687b457f4236ba653 [2021-11-23 15:02:49,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:49,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:49,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:49,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:49,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:49,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f12b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:49, skipping insertion in model container [2021-11-23 15:02:49,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:49" (1/1) ... [2021-11-23 15:02:49,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:49,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:49,828 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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c[3205,3218] [2021-11-23 15:02:50,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,187 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:50,205 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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c[3205,3218] [2021-11-23 15:02:50,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,369 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:50,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50 WrapperNode [2021-11-23 15:02:50,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:50,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:50,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:50,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:50,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,519 INFO L137 Inliner]: procedures = 92, calls = 351, calls flagged for inlining = 26, calls inlined = 22, statements flattened = 905 [2021-11-23 15:02:50,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:50,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:50,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:50,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:50,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:50,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:50,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:50,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:50,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:50,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:50,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:50,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:02:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:02:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:02:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:02:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:02:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:02:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:02:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:02:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:02:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:02:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:02:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:02:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:02:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:02:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:02:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:02:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:02:50,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:02:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:02:50,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:02:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:02:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:02:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:02:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:02:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:02:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:02:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:02:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:02:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:02:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:02:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:02:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:02:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:02:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:02:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:02:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:02:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:02:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:02:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:02:50,791 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:02:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:02:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:02:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:02:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:02:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:02:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:02:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:02:50,793 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:02:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:02:50,794 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:02:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:02:50,794 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:02:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:50,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:02:50,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:02:50,964 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:50,967 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:52,141 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:52,184 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 15:02:52,189 INFO L158 Benchmark]: Toolchain (without parser) took 2727.48ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 69.7MB in the beginning and 83.2MB in the end (delta: -13.5MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,189 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:52,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 908.50ms. Allocated memory is still 115.3MB. Free memory was 69.5MB in the beginning and 61.9MB in the end (delta: 7.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.65ms. Allocated memory is still 115.3MB. Free memory was 61.9MB in the beginning and 56.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,191 INFO L158 Benchmark]: Boogie Preprocessor took 153.03ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 56.3MB in the beginning and 110.1MB in the end (delta: -53.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,192 INFO L158 Benchmark]: RCFGBuilder took 1502.70ms. Allocated memory is still 138.4MB. Free memory was 110.1MB in the beginning and 83.2MB in the end (delta: 26.9MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,195 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 115.3MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 908.50ms. Allocated memory is still 115.3MB. Free memory was 69.5MB in the beginning and 61.9MB in the end (delta: 7.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.65ms. Allocated memory is still 115.3MB. Free memory was 61.9MB in the beginning and 56.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.03ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 56.3MB in the beginning and 110.1MB in the end (delta: -53.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1502.70ms. Allocated memory is still 138.4MB. Free memory was 110.1MB in the beginning and 83.2MB in the end (delta: 26.9MB). Peak memory consumption was 50.6MB. 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 15:02:52,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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 10f09c8c5639b403d441157c6cb90f176690981c36f4af5417d0103735cbe364 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:54,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:54,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:54,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:54,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:54,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:54,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:54,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:54,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:54,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:54,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:54,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:54,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:54,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:54,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:54,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:54,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:54,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:54,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:54,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:54,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:54,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:54,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:54,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:54,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:54,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:54,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:54,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:54,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:54,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:54,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:54,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:54,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:54,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:54,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:54,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:54,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:54,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:54,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:54,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:54,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:54,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:54,871 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:54,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:54,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:54,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:54,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:54,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:54,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:54,874 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:54,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:54,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:54,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:54,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:54,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:54,876 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:54,877 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:54,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:54,877 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:54,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:54,877 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:54,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:54,878 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:54,878 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:54,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:54,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:54,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:54,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:54,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:54,879 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:54,879 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:54,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:54,880 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:54,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:54,880 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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f09c8c5639b403d441157c6cb90f176690981c36f4af5417d0103735cbe364 [2021-11-23 15:02:55,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:55,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:55,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:55,278 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:55,279 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:55,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c [2021-11-23 15:02:55,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/64b9d083f/ab62356adcc643ba88fd77e403bdcc7e/FLAGabe391516 [2021-11-23 15:02:56,008 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:56,009 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c [2021-11-23 15:02:56,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/64b9d083f/ab62356adcc643ba88fd77e403bdcc7e/FLAGabe391516 [2021-11-23 15:02:56,188 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/data/64b9d083f/ab62356adcc643ba88fd77e403bdcc7e [2021-11-23 15:02:56,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:56,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:56,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:56,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:56,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:56,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a17ac78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56, skipping insertion in model container [2021-11-23 15:02:56,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:56,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:56,525 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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c[3205,3218] [2021-11-23 15:02:56,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:56,851 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:02:56,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:56,903 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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c[3205,3218] [2021-11-23 15:02:57,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:57,085 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:57,099 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_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/sv-benchmarks/c/product-lines/elevator_spec3_product22.cil.c[3205,3218] [2021-11-23 15:02:57,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:57,265 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:57,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57 WrapperNode [2021-11-23 15:02:57,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:57,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:57,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:57,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:57,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,417 INFO L137 Inliner]: procedures = 94, calls = 351, calls flagged for inlining = 26, calls inlined = 22, statements flattened = 847 [2021-11-23 15:02:57,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:57,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:57,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:57,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:57,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:57,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:57,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:57,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:57,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:57,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:57,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:57,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:57,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:57,644 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:02:57,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:02:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:02:57,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:02:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:02:57,645 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:02:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:02:57,645 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:02:57,645 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:02:57,646 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:02:57,646 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:02:57,646 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:02:57,646 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:02:57,646 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:02:57,646 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:02:57,646 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:02:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:02:57,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:02:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:02:57,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:02:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:02:57,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:02:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:02:57,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:02:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:02:57,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:02:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:02:57,648 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:02:57,648 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:02:57,649 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:02:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:02:57,649 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:02:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:02:57,649 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:02:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:02:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:02:57,650 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:02:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:02:57,650 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:02:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:02:57,650 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:02:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:02:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:02:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:02:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:02:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:02:57,652 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:02:57,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:02:57,652 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:02:57,653 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:02:57,654 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:02:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:02:57,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:02:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:02:57,855 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:57,857 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:59,203 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:59,292 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 15:02:59,296 INFO L158 Benchmark]: Toolchain (without parser) took 3101.98ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 44.9MB in the beginning and 57.4MB in the end (delta: -12.5MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,297 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:59,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1068.31ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 100.2kB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.56ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 39.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,299 INFO L158 Benchmark]: Boogie Preprocessor took 139.45ms. Allocated memory is still 67.1MB. Free memory was 39.5MB in the beginning and 34.2MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,300 INFO L158 Benchmark]: RCFGBuilder took 1736.33ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 34.2MB in the beginning and 57.4MB in the end (delta: -23.2MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,312 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 52.4MB. Free memory was 33.2MB in the beginning and 33.1MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1068.31ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 100.2kB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.56ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 39.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.45ms. Allocated memory is still 67.1MB. Free memory was 39.5MB in the beginning and 34.2MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1736.33ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 34.2MB in the beginning and 57.4MB in the end (delta: -23.2MB). Peak memory consumption was 24.7MB. 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 15:02:59,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80b2764-8e6c-4976-8f21-a45be2ea7ba1/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