./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.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_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/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_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/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_831b3496-b7cd-4754-a0dc-97f63a7490cf/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 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:29,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:29,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:29,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:29,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:29,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:29,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:29,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:29,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:29,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:29,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:29,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:29,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:29,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:29,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:29,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:29,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:29,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:29,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:29,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:29,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:29,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:29,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:29,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:29,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:29,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:29,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:29,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:29,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:29,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:29,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:29,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:29,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:29,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:29,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:29,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:29,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:29,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:29,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:29,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:29,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:29,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:29,359 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:29,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:29,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:29,362 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:29,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:29,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:29,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:29,363 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:29,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:29,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:29,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:29,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:29,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:29,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:29,366 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:29,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:29,366 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:29,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:29,367 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:29,367 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:29,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:29,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:29,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:29,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:29,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:29,368 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:29,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:29,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:29,369 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_831b3496-b7cd-4754-a0dc-97f63a7490cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 [2021-11-23 15:53:29,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:29,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:29,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:29,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:29,663 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:29,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2021-11-23 15:53:29,721 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/f02cff98b/1777a47a4b9a44258c4d59a80076c74d/FLAG99a256b6e [2021-11-23 15:53:30,204 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:30,204 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2021-11-23 15:53:30,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/f02cff98b/1777a47a4b9a44258c4d59a80076c74d/FLAG99a256b6e [2021-11-23 15:53:30,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/f02cff98b/1777a47a4b9a44258c4d59a80076c74d [2021-11-23 15:53:30,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:30,542 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:30,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:30,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:30,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:30,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663b0451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30, skipping insertion in model container [2021-11-23 15:53:30,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:30,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:30,736 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_831b3496-b7cd-4754-a0dc-97f63a7490cf/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2021-11-23 15:53:30,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:30,767 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:30,780 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_831b3496-b7cd-4754-a0dc-97f63a7490cf/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2021-11-23 15:53:30,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:30,810 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:30,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30 WrapperNode [2021-11-23 15:53:30,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:30,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:30,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:30,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:30,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,875 INFO L137 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2021-11-23 15:53:30,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:30,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:30,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:30,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:30,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:30,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:30,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:30,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:30,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:30" (1/1) ... [2021-11-23 15:53:30,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:30,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:30,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:30,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:30,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:53:30,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:53:31,024 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:31,026 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:31,180 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:31,194 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:53:31,194 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:53:31,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:53:31 BoogieIcfgContainer [2021-11-23 15:53:31,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:53:31,197 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:53:31,197 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:53:31,213 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:53:31,213 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:53:31" (1/1) ... [2021-11-23 15:53:31,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:53:31,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:53:31,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 15:53:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 15:53:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:53:31,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:53:31,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:53:31,381 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:53:31,385 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:605) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:445) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:53:31,389 INFO L158 Benchmark]: Toolchain (without parser) took 845.74ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 67.5MB in the beginning and 95.1MB in the end (delta: -27.6MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:31,390 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 56.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:31,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.63ms. Allocated memory is still 90.2MB. Free memory was 67.2MB in the beginning and 56.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:31,394 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.24ms. Allocated memory is still 90.2MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:31,395 INFO L158 Benchmark]: Boogie Preprocessor took 18.65ms. Allocated memory is still 90.2MB. Free memory was 55.2MB in the beginning and 54.3MB in the end (delta: 926.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:31,396 INFO L158 Benchmark]: RCFGBuilder took 300.81ms. Allocated memory is still 90.2MB. Free memory was 54.1MB in the beginning and 44.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:31,398 INFO L158 Benchmark]: CodeCheck took 190.70ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 44.0MB in the beginning and 95.1MB in the end (delta: -51.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:31,409 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 56.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.63ms. Allocated memory is still 90.2MB. Free memory was 67.2MB in the beginning and 56.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.24ms. Allocated memory is still 90.2MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.65ms. Allocated memory is still 90.2MB. Free memory was 55.2MB in the beginning and 54.3MB in the end (delta: 926.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 300.81ms. Allocated memory is still 90.2MB. Free memory was 54.1MB in the beginning and 44.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 190.70ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 44.0MB in the beginning and 95.1MB in the end (delta: -51.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:31,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/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_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/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_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/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_831b3496-b7cd-4754-a0dc-97f63a7490cf/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 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:33,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:33,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:34,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:34,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:34,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:34,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:34,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:34,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:34,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:34,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:34,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:34,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:34,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:34,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:34,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:34,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:34,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:34,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:34,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:34,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:34,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:34,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:34,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:34,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:34,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:34,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:34,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:34,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:34,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:34,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:34,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:34,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:34,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:34,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:34,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:34,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:34,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:34,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:34,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:34,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:34,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:34,119 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:34,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:34,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:34,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:34,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:34,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:34,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:34,122 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:34,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:34,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:34,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:34,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:34,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:34,123 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:34,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:34,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:34,124 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:34,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:34,125 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:34,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:34,125 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:34,128 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:34,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:34,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:34,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:34,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:34,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:34,130 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:34,131 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:34,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:34,131 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:34,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:34,132 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_831b3496-b7cd-4754-a0dc-97f63a7490cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 [2021-11-23 15:53:34,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:34,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:34,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:34,543 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:34,544 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:34,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2021-11-23 15:53:34,622 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/e0d774946/3b356890247143c2b4322212ce1b1f40/FLAGcc051c434 [2021-11-23 15:53:35,099 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:35,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2021-11-23 15:53:35,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/e0d774946/3b356890247143c2b4322212ce1b1f40/FLAGcc051c434 [2021-11-23 15:53:35,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/data/e0d774946/3b356890247143c2b4322212ce1b1f40 [2021-11-23 15:53:35,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:35,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:35,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:35,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:35,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:35,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb81247 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35, skipping insertion in model container [2021-11-23 15:53:35,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:35,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:35,659 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_831b3496-b7cd-4754-a0dc-97f63a7490cf/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2021-11-23 15:53:35,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:35,718 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:35,748 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_831b3496-b7cd-4754-a0dc-97f63a7490cf/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2021-11-23 15:53:35,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:35,776 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:35,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35 WrapperNode [2021-11-23 15:53:35,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:35,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:35,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:35,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:35,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,814 INFO L137 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2021-11-23 15:53:35,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:35,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:35,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:35,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:35,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:35,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:35,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:35,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:35,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:35,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:35,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:35,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:35,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:35,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:35,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:53:35,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:53:36,019 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:36,022 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:36,244 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:36,265 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:53:36,265 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:53:36,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:53:36 BoogieIcfgContainer [2021-11-23 15:53:36,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:53:36,269 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:53:36,269 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:53:36,314 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:53:36,315 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:53:36" (1/1) ... [2021-11-23 15:53:36,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:53:36,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:53:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 15:53:36,385 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 15:53:36,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:53:36,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:53:36,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:53:36,431 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:53:36,435 INFO L158 Benchmark]: Toolchain (without parser) took 949.19ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 39.4MB in the beginning and 55.2MB in the end (delta: -15.8MB). Peak memory consumption was 340.8kB. Max. memory is 16.1GB. [2021-11-23 15:53:36,436 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:36,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.50ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 43.2MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:36,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.07ms. Allocated memory is still 60.8MB. Free memory was 43.2MB in the beginning and 41.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:36,438 INFO L158 Benchmark]: Boogie Preprocessor took 38.12ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 40.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:36,439 INFO L158 Benchmark]: RCFGBuilder took 413.28ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 29.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:36,440 INFO L158 Benchmark]: CodeCheck took 164.34ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 29.4MB in the beginning and 55.2MB in the end (delta: -25.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:36,443 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.50ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 43.2MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.07ms. Allocated memory is still 60.8MB. Free memory was 43.2MB in the beginning and 41.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.12ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 40.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.28ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 29.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 164.34ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 29.4MB in the beginning and 55.2MB in the end (delta: -25.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:36,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831b3496-b7cd-4754-a0dc-97f63a7490cf/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: SMTLIBException: Sort BitVec not declared