./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL --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 c3533435b3574844c676ebf9ef5728195d9e5ba69ebd57baed9e55717a70044d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:43,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:44,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 04:01:44,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:44,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:44,119 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:44,120 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:44,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:44,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:44,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:44,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:44,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:44,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:44,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:44,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:44,127 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:44,127 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:44,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:44,129 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:44,129 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:44,130 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:44,131 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:44,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:44,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:44,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:44,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:44,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:44,134 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:44,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:44,135 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:44,136 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_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3533435b3574844c676ebf9ef5728195d9e5ba69ebd57baed9e55717a70044d [2023-11-19 04:01:44,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:44,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:44,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:44,480 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:44,481 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:44,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p2.c [2023-11-19 04:01:47,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:47,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:47,883 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p2.c [2023-11-19 04:01:47,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/data/efbc8565b/9bf0fa122b144a6c826fe3035f78f58d/FLAGf2f378162 [2023-11-19 04:01:47,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/data/efbc8565b/9bf0fa122b144a6c826fe3035f78f58d [2023-11-19 04:01:47,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:47,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:47,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:47,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:47,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:47,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:47" (1/1) ... [2023-11-19 04:01:47,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d697bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:47, skipping insertion in model container [2023-11-19 04:01:47,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:47" (1/1) ... [2023-11-19 04:01:47,998 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:48,189 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_0b30991e-1761-4d25-8c5d-79dc87f66cfd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p2.c[1258,1271] [2023-11-19 04:01:48,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:48,436 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:48,447 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_0b30991e-1761-4d25-8c5d-79dc87f66cfd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p2.c[1258,1271] [2023-11-19 04:01:48,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:48,592 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:48,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48 WrapperNode [2023-11-19 04:01:48,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:48,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:48,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:48,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:48,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:48,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:48,859 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1644 [2023-11-19 04:01:48,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:48,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:48,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:48,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:48,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:48,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:48,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:48,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:48,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:48,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:49,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:49,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:49,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:49,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:49,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:49,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:49,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:48" (1/1) ... [2023-11-19 04:01:49,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:49,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:49,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:49,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:49,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:49,383 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:49,386 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:51,143 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:54,119 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:54,120 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:01:54,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:54 BoogieIcfgContainer [2023-11-19 04:01:54,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:54,129 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:54,129 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:54,139 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:54,139 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:54" (1/1) ... [2023-11-19 04:01:54,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:54,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:54,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 04:01:54,220 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 04:01:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:01:54,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:54,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:09,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:02:19,157 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 [] [2023-11-19 04:02:19,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2023-11-19 04:02:19,379 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2023-11-19 04:02:19,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:02:19,380 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-19 04:02:19,399 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 04:02:19,423 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-11-19 04:02:19,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:02:19 ImpRootNode [2023-11-19 04:02:19,434 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:02:19,436 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:02:19,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:02:19,436 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:02:19,437 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:54" (3/4) ... [2023-11-19 04:02:19,442 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:02:19,488 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 217 nodes and edges [2023-11-19 04:02:19,494 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2023-11-19 04:02:19,498 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-19 04:02:19,504 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:02:19,858 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:02:19,859 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:02:19,859 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:02:19,860 INFO L158 Benchmark]: Toolchain (without parser) took 31942.78ms. Allocated memory was 138.4MB in the beginning and 700.4MB in the end (delta: 562.0MB). Free memory was 76.5MB in the beginning and 308.9MB in the end (delta: -232.4MB). Peak memory consumption was 331.3MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,860 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 138.4MB. Free memory was 102.5MB in the beginning and 102.4MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:19,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.81ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 76.5MB in the beginning and 139.1MB in the end (delta: -62.6MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 265.34ms. Allocated memory is still 188.7MB. Free memory was 139.1MB in the beginning and 108.6MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,862 INFO L158 Benchmark]: Boogie Preprocessor took 207.99ms. Allocated memory is still 188.7MB. Free memory was 108.6MB in the beginning and 97.9MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,862 INFO L158 Benchmark]: RCFGBuilder took 5058.44ms. Allocated memory was 188.7MB in the beginning and 350.2MB in the end (delta: 161.5MB). Free memory was 97.9MB in the beginning and 248.9MB in the end (delta: -151.0MB). Peak memory consumption was 140.7MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,863 INFO L158 Benchmark]: CodeCheck took 25305.39ms. Allocated memory was 350.2MB in the beginning and 700.4MB in the end (delta: 350.2MB). Free memory was 248.9MB in the beginning and 336.1MB in the end (delta: -87.2MB). Peak memory consumption was 262.0MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,863 INFO L158 Benchmark]: Witness Printer took 423.29ms. Allocated memory is still 700.4MB. Free memory was 336.1MB in the beginning and 308.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,866 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: 25.2s, 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, 20.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 20.3s 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 27 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: 188]: Loop Invariant Derived loop invariant: (((((((state_36 == 0) && (state_18 == 0)) && (state_29 == 0)) && (state_26 == 0)) && (state_23 == 0)) && (state_20 == 0)) && (state_32 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 138.4MB. Free memory was 102.5MB in the beginning and 102.4MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.81ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 76.5MB in the beginning and 139.1MB in the end (delta: -62.6MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 265.34ms. Allocated memory is still 188.7MB. Free memory was 139.1MB in the beginning and 108.6MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 207.99ms. Allocated memory is still 188.7MB. Free memory was 108.6MB in the beginning and 97.9MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 5058.44ms. Allocated memory was 188.7MB in the beginning and 350.2MB in the end (delta: 161.5MB). Free memory was 97.9MB in the beginning and 248.9MB in the end (delta: -151.0MB). Peak memory consumption was 140.7MB. Max. memory is 16.1GB. * CodeCheck took 25305.39ms. Allocated memory was 350.2MB in the beginning and 700.4MB in the end (delta: 350.2MB). Free memory was 248.9MB in the beginning and 336.1MB in the end (delta: -87.2MB). Peak memory consumption was 262.0MB. Max. memory is 16.1GB. * Witness Printer took 423.29ms. Allocated memory is still 700.4MB. Free memory was 336.1MB in the beginning and 308.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 04:02:19,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b30991e-1761-4d25-8c5d-79dc87f66cfd/bin/ukojak-verify-G8NBE6pJGL/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