./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_palu.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_palu.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash 7bfb32b49701ea1484553c69a9c6c976094bd0d4ca4d5ea9d4d30cdc2f2571dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:42,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:42,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:10:42,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:10:42,749 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:10:42,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:42,788 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:42,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:42,790 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:42,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:42,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:42,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:42,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:10:42,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:42,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:42,800 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:42,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:42,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:42,801 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:42,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:42,803 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:42,803 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:42,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:42,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:42,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:42,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:42,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:42,807 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:10:42,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:10:42,808 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:42,809 INFO L153 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_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bfb32b49701ea1484553c69a9c6c976094bd0d4ca4d5ea9d4d30cdc2f2571dd [2023-11-23 20:10:43,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:43,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:43,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:43,183 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:43,183 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:43,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_palu.c [2023-11-23 20:10:46,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:46,900 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:46,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_palu.c [2023-11-23 20:10:46,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/data/82305e86f/93c1925fda614ee2b937f8446205b1c6/FLAG3035d97ad [2023-11-23 20:10:46,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/data/82305e86f/93c1925fda614ee2b937f8446205b1c6 [2023-11-23 20:10:46,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:46,949 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:46,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:46,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:46,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:46,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:46,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a72718a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:46, skipping insertion in model container [2023-11-23 20:10:46,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:46" (1/1) ... [2023-11-23 20:10:47,010 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:47,237 WARN L240 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_0c2c74a0-b019-4278-9d95-1636700d20c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_palu.c[1255,1268] [2023-11-23 20:10:47,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:47,559 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:47,573 WARN L240 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_0c2c74a0-b019-4278-9d95-1636700d20c0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_palu.c[1255,1268] [2023-11-23 20:10:47,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:47,728 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:47,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47 WrapperNode [2023-11-23 20:10:47,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:47,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:47,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:47,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:47,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:47,776 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,046 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1422 [2023-11-23 20:10:48,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:48,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:48,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:48,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:48,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,113 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:48,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:48,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:48,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:48,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:47" (1/1) ... [2023-11-23 20:10:48,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:48,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:48,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:48,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:48,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:10:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:48,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:48,624 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:48,626 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:50,231 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:10:52,651 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:10:52,652 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:10:52,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:52 BoogieIcfgContainer [2023-11-23 20:10:52,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:10:52,655 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:10:52,655 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:10:52,666 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:10:52,666 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:52" (1/1) ... [2023-11-23 20:10:52,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:10:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:52,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-23 20:10:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-23 20:10:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:10:52,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:52,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:06,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:11:16,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:11:18,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:18,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2023-11-23 20:11:18,875 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2023-11-23 20:11:18,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:11:18,876 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-23 20:11:18,884 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-23 20:11:18,900 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-23 20:11:18,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:11:18 ImpRootNode [2023-11-23 20:11:18,908 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:11:18,909 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:11:18,909 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:11:18,909 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:11:18,910 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:52" (3/4) ... [2023-11-23 20:11:18,912 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:11:18,950 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 247 nodes and edges [2023-11-23 20:11:18,957 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2023-11-23 20:11:18,961 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-23 20:11:18,966 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:11:19,244 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:11:19,247 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:11:19,247 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:11:19,248 INFO L158 Benchmark]: Toolchain (without parser) took 32298.80ms. Allocated memory was 155.2MB in the beginning and 415.2MB in the end (delta: 260.0MB). Free memory was 108.3MB in the beginning and 296.1MB in the end (delta: -187.8MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2023-11-23 20:11:19,248 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:19,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 775.40ms. Allocated memory is still 155.2MB. Free memory was 107.7MB in the beginning and 81.0MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:11:19,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 317.85ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 81.0MB in the beginning and 158.9MB in the end (delta: -77.9MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-11-23 20:11:19,252 INFO L158 Benchmark]: Boogie Preprocessor took 269.65ms. Allocated memory is still 211.8MB. Free memory was 158.9MB in the beginning and 148.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:11:19,252 INFO L158 Benchmark]: RCFGBuilder took 4334.02ms. Allocated memory was 211.8MB in the beginning and 270.5MB in the end (delta: 58.7MB). Free memory was 148.4MB in the beginning and 196.8MB in the end (delta: -48.4MB). Peak memory consumption was 147.7MB. Max. memory is 16.1GB. [2023-11-23 20:11:19,253 INFO L158 Benchmark]: CodeCheck took 26253.23ms. Allocated memory was 270.5MB in the beginning and 415.2MB in the end (delta: 144.7MB). Free memory was 196.8MB in the beginning and 321.2MB in the end (delta: -124.4MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-23 20:11:19,253 INFO L158 Benchmark]: Witness Printer took 338.29ms. Allocated memory is still 415.2MB. Free memory was 321.2MB in the beginning and 296.1MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:19,257 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 22.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 22.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 1 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: ((state_17 == 0) && (var_15 == 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 775.40ms. Allocated memory is still 155.2MB. Free memory was 107.7MB in the beginning and 81.0MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 317.85ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 81.0MB in the beginning and 158.9MB in the end (delta: -77.9MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 269.65ms. Allocated memory is still 211.8MB. Free memory was 158.9MB in the beginning and 148.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4334.02ms. Allocated memory was 211.8MB in the beginning and 270.5MB in the end (delta: 58.7MB). Free memory was 148.4MB in the beginning and 196.8MB in the end (delta: -48.4MB). Peak memory consumption was 147.7MB. Max. memory is 16.1GB. * CodeCheck took 26253.23ms. Allocated memory was 270.5MB in the beginning and 415.2MB in the end (delta: 144.7MB). Free memory was 196.8MB in the beginning and 321.2MB in the end (delta: -124.4MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Witness Printer took 338.29ms. Allocated memory is still 415.2MB. Free memory was 321.2MB in the beginning and 296.1MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:11:19,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c2c74a0-b019-4278-9d95-1636700d20c0/bin/ukojak-verify-1t5iHCbJaC/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: TRUE