./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi --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 32bit --witnessprinter.graph.data.programhash 5810cef1f897286bc90da410374f28ca88bc82326212881744282532d103cf3d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:51,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:52,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:51:52,052 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:52,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:52,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:52,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:52,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:52,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:52,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:52,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:52,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:52,102 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:52,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:52,104 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:52,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:52,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:52,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:52,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:52,106 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:52,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:52,107 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:52,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:52,108 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:52,109 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:52,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:52,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:52,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:52,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:52,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:52,112 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:52,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:52,113 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:52,113 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_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5810cef1f897286bc90da410374f28ca88bc82326212881744282532d103cf3d [2023-11-24 22:51:52,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:52,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:52,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:52,469 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:52,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:52,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-90.i [2023-11-24 22:51:55,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:55,862 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:55,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-90.i [2023-11-24 22:51:55,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/data/7f6cb70bd/4669928fdddd4546b6910b3f1d858dad/FLAGe413d3d65 [2023-11-24 22:51:55,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/data/7f6cb70bd/4669928fdddd4546b6910b3f1d858dad [2023-11-24 22:51:55,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:55,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:55,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:55,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:55,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:55,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:55" (1/1) ... [2023-11-24 22:51:55,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc8849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:55, skipping insertion in model container [2023-11-24 22:51:55,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:55" (1/1) ... [2023-11-24 22:51:55,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:56,177 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_56329863-f39e-4b6e-8a4b-b391abd8ae11/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-90.i[913,926] [2023-11-24 22:51:56,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:56,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:56,250 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_56329863-f39e-4b6e-8a4b-b391abd8ae11/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-90.i[913,926] [2023-11-24 22:51:56,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:56,292 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:56,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56 WrapperNode [2023-11-24 22:51:56,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:56,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:56,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:56,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:56,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,370 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 127 [2023-11-24 22:51:56,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:56,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:56,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:56,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:56,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,406 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:56,407 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:56,407 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:56,408 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:56,408 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:56,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:56,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:56,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:56,525 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:56,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:56,609 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:56,612 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:56,893 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:57,078 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:57,087 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:51:57,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:57 BoogieIcfgContainer [2023-11-24 22:51:57,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:57,092 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:57,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:57,101 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:57,101 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:57" (1/1) ... [2023-11-24 22:51:57,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2023-11-24 22:51:57,167 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2023-11-24 22:51:57,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:51:57,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:57,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:00,114 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-24 22:52:00,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 67 states and 107 transitions. [2023-11-24 22:52:00,376 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 107 transitions. [2023-11-24 22:52:00,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:52:00,382 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-24 22:52:00,392 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:52:00,432 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:52:00,437 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:52:00,437 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:52:00,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:52:00 ImpRootNode [2023-11-24 22:52:00,439 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:52:00,439 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:52:00,440 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:52:00,440 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:52:00,441 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:57" (3/4) ... [2023-11-24 22:52:00,445 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:52:00,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-24 22:52:00,467 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-24 22:52:00,467 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-24 22:52:00,468 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-24 22:52:00,468 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:52:00,612 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:52:00,613 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:52:00,613 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:52:00,613 INFO L158 Benchmark]: Toolchain (without parser) took 4715.96ms. Allocated memory was 115.3MB in the beginning and 182.5MB in the end (delta: 67.1MB). Free memory was 70.3MB in the beginning and 97.2MB in the end (delta: -26.8MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2023-11-24 22:52:00,614 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:00,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.36ms. Allocated memory is still 115.3MB. Free memory was 70.0MB in the beginning and 57.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:52:00,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.34ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 57.4MB in the beginning and 122.5MB in the end (delta: -65.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-24 22:52:00,615 INFO L158 Benchmark]: Boogie Preprocessor took 34.76ms. Allocated memory is still 151.0MB. Free memory was 122.5MB in the beginning and 121.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:00,615 INFO L158 Benchmark]: RCFGBuilder took 681.72ms. Allocated memory is still 151.0MB. Free memory was 121.0MB in the beginning and 97.0MB in the end (delta: 24.0MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-24 22:52:00,616 INFO L158 Benchmark]: CodeCheck took 3347.13ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 97.0MB in the beginning and 103.3MB in the end (delta: -6.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-11-24 22:52:00,616 INFO L158 Benchmark]: Witness Printer took 173.39ms. Allocated memory is still 182.5MB. Free memory was 103.3MB in the beginning and 97.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:52:00,618 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 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 108 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 157 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 137 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 410 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 6 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, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 73 ConstructedInterpolants, 0 QuantifiedInterpolants, 137 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 380/380 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: 19]: 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: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.36ms. Allocated memory is still 115.3MB. Free memory was 70.0MB in the beginning and 57.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.34ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 57.4MB in the beginning and 122.5MB in the end (delta: -65.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.76ms. Allocated memory is still 151.0MB. Free memory was 122.5MB in the beginning and 121.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 681.72ms. Allocated memory is still 151.0MB. Free memory was 121.0MB in the beginning and 97.0MB in the end (delta: 24.0MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * CodeCheck took 3347.13ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 97.0MB in the beginning and 103.3MB in the end (delta: -6.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Witness Printer took 173.39ms. Allocated memory is still 182.5MB. Free memory was 103.3MB in the beginning and 97.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 22:52:00,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56329863-f39e-4b6e-8a4b-b391abd8ae11/bin/ukojak-verify-afCqCEvfdi/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