./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product24.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_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/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_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/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_2c392449-c41c-41dc-ba03-153d2f464604/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 bcf02459061acfdf5a11fb9ee5e832193100590b0367d937f266d29520f326a3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:40,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:40,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:40,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:40,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:40,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:40,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:40,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:40,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:40,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:40,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:40,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:40,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:40,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:40,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:40,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:40,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:40,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:40,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:40,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:40,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:40,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:40,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:40,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:40,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:40,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:40,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:40,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:40,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:40,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:40,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:40,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:40,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:40,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:40,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:40,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:40,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:40,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:40,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:40,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:40,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:40,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:40,338 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:40,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:40,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:40,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:40,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:40,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:40,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:40,341 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:40,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:40,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:40,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:40,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:40,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:40,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:40,342 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:40,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:40,342 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:40,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:40,343 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:40,343 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:40,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:40,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:40,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:40,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:40,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:40,344 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:40,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:40,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:40,345 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_2c392449-c41c-41dc-ba03-153d2f464604/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcf02459061acfdf5a11fb9ee5e832193100590b0367d937f266d29520f326a3 [2021-11-23 15:49:40,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:40,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:40,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:40,647 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:40,649 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:40,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c [2021-11-23 15:49:40,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/db0849dce/2614a009dd754682b701415d61f86c68/FLAGe454abeda [2021-11-23 15:49:41,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:41,360 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c [2021-11-23 15:49:41,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/db0849dce/2614a009dd754682b701415d61f86c68/FLAGe454abeda [2021-11-23 15:49:41,520 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/db0849dce/2614a009dd754682b701415d61f86c68 [2021-11-23 15:49:41,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:41,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:41,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:41,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:41,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:41,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:41" (1/1) ... [2021-11-23 15:49:41,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@449c94b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:41, skipping insertion in model container [2021-11-23 15:49:41,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:41" (1/1) ... [2021-11-23 15:49:41,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:41,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:41,899 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_2c392449-c41c-41dc-ba03-153d2f464604/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c[11232,11245] [2021-11-23 15:49:42,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:42,172 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:42,223 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_2c392449-c41c-41dc-ba03-153d2f464604/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c[11232,11245] [2021-11-23 15:49:42,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:42,356 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:42,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42 WrapperNode [2021-11-23 15:49:42,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:42,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:42,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:42,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:42,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,497 INFO L137 Inliner]: procedures = 98, calls = 354, calls flagged for inlining = 27, calls inlined = 23, statements flattened = 926 [2021-11-23 15:49:42,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:42,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:42,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:42,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:42,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:42,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:42,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:42,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:42,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2021-11-23 15:49:42,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:42,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:42,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:42,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:49:42,748 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:49:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:49:42,750 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:49:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:49:42,750 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:49:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:49:42,750 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:49:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:49:42,751 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:49:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:49:42,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:49:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:49:42,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:49:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:49:42,752 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:49:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:49:42,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:49:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:49:42,753 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:49:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:49:42,754 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:49:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:49:42,754 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:49:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:49:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:49:42,755 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:49:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:49:42,755 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:49:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:49:42,755 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:49:42,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:49:42,756 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:49:42,756 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:49:42,756 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:49:42,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:49:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:49:42,757 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:49:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:49:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:49:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:49:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:49:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:49:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:49:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:49:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:42,760 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:49:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:49:42,760 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:49:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:49:42,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:49:42,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:49:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:49:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:49:42,913 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:42,915 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:44,021 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:44,074 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 15:49:44,080 INFO L158 Benchmark]: Toolchain (without parser) took 2554.23ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 75.5MB in the beginning and 98.3MB in the end (delta: -22.8MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2021-11-23 15:49:44,080 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:44,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 831.37ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 61.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:44,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.91ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 56.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:44,085 INFO L158 Benchmark]: Boogie Preprocessor took 153.29ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 56.5MB in the beginning and 113.6MB in the end (delta: -57.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:44,086 INFO L158 Benchmark]: RCFGBuilder took 1424.43ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 98.3MB in the end (delta: 15.3MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:44,094 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 117.4MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 831.37ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 61.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.91ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 56.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.29ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 56.5MB in the beginning and 113.6MB in the end (delta: -57.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1424.43ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 98.3MB in the end (delta: 15.3MB). Peak memory consumption was 56.6MB. 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 15:49:44,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/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_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/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_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/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_2c392449-c41c-41dc-ba03-153d2f464604/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 bcf02459061acfdf5a11fb9ee5e832193100590b0367d937f266d29520f326a3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:46,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:46,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:46,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:46,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:46,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:46,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:46,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:46,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:46,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:46,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:46,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:46,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:46,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:46,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:46,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:46,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:46,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:46,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:46,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:46,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:46,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:46,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:46,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:46,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:46,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:46,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:46,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:46,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:46,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:46,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:46,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:46,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:46,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:46,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:46,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:46,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:46,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:46,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:46,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:46,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:46,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:46,717 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:46,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:46,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:46,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:46,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:46,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:46,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:46,721 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:46,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:46,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:46,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:46,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:46,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:46,723 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:46,724 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:46,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:46,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:46,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:46,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:46,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:46,725 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:46,725 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:46,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:46,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:46,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:46,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:46,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:46,727 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:46,727 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:46,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:46,727 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:46,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:46,728 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_2c392449-c41c-41dc-ba03-153d2f464604/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcf02459061acfdf5a11fb9ee5e832193100590b0367d937f266d29520f326a3 [2021-11-23 15:49:47,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:47,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:47,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:47,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:47,141 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:47,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c [2021-11-23 15:49:47,213 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/a933c8bdd/3c51affd971441e38ec38043521759fc/FLAGf60607492 [2021-11-23 15:49:47,973 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:47,974 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c [2021-11-23 15:49:47,996 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/a933c8bdd/3c51affd971441e38ec38043521759fc/FLAGf60607492 [2021-11-23 15:49:48,129 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/data/a933c8bdd/3c51affd971441e38ec38043521759fc [2021-11-23 15:49:48,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:48,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:48,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:48,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:48,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:48,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:48" (1/1) ... [2021-11-23 15:49:48,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ab2fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:48, skipping insertion in model container [2021-11-23 15:49:48,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:48" (1/1) ... [2021-11-23 15:49:48,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:48,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:48,603 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_2c392449-c41c-41dc-ba03-153d2f464604/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c[11232,11245] [2021-11-23 15:49:48,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:49,011 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:49:49,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:49,110 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_2c392449-c41c-41dc-ba03-153d2f464604/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c[11232,11245] [2021-11-23 15:49:49,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:49,243 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:49,297 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_2c392449-c41c-41dc-ba03-153d2f464604/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c[11232,11245] [2021-11-23 15:49:49,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:49,408 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:49,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49 WrapperNode [2021-11-23 15:49:49,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:49,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:49,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:49,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:49,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,546 INFO L137 Inliner]: procedures = 100, calls = 354, calls flagged for inlining = 27, calls inlined = 23, statements flattened = 869 [2021-11-23 15:49:49,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:49,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:49,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:49,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:49,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:49,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:49,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:49,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:49,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:49" (1/1) ... [2021-11-23 15:49:49,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:49,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:49,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:49,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:49:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:49:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:49:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:49:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:49:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:49:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:49:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:49:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:49:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:49:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:49:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:49:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:49:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:49:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:49:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:49:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:49:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:49:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:49:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:49:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:49:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:49:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:49:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:49:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:49:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:49:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:49:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:49:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:49:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:49:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:49:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:49:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:49:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:49:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:49:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:49:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:49:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:49:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:49:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:49:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:49:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:49:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:49:49,814 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:49:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:49:49,814 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:49:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:49:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:49:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:49:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:49:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:49:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:49:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:49:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:49:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:49:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:49:49,984 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:49,986 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:51,325 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:51,369 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 15:49:51,376 INFO L158 Benchmark]: Toolchain (without parser) took 3241.05ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 33.5MB in the beginning and 40.4MB in the end (delta: -6.9MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,377 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:51,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1275.25ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 33.3MB in the beginning and 41.8MB in the end (delta: -8.5MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.07ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 36.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,381 INFO L158 Benchmark]: Boogie Preprocessor took 135.76ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 51.8MB in the end (delta: -15.2MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,382 INFO L158 Benchmark]: RCFGBuilder took 1689.47ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.8MB in the beginning and 40.4MB in the end (delta: 11.4MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1275.25ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 33.3MB in the beginning and 41.8MB in the end (delta: -8.5MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.07ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 36.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.76ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 51.8MB in the end (delta: -15.2MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1689.47ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.8MB in the beginning and 40.4MB in the end (delta: 11.4MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:51,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c392449-c41c-41dc-ba03-153d2f464604/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