./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/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_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75b979445b16a7d0cbf48464bf7b748fed9f6cd2ca88a888f2b108d83230a494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:40,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:40,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:07:40,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:40,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:40,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:40,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:40,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:40,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:40,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:40,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:40,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:40,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:40,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:40,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:40,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:40,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:40,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:40,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:40,405 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:40,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:40,411 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:40,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:40,413 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:40,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:40,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:40,414 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:40,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:40,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:40,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:40,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:40,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:40,418 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:40,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:40,418 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:40,419 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_fca2cc08-1756-4b29-9c6b-08f3899887b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75b979445b16a7d0cbf48464bf7b748fed9f6cd2ca88a888f2b108d83230a494 [2023-11-19 04:07:40,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:40,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:40,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:40,750 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:40,750 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:40,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound1.c [2023-11-19 04:07:44,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:44,328 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:44,328 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound1.c [2023-11-19 04:07:44,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/data/95cbcb75e/3d564ee822b24386b75ee2d509e47e17/FLAG0af5ee44c [2023-11-19 04:07:44,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/data/95cbcb75e/3d564ee822b24386b75ee2d509e47e17 [2023-11-19 04:07:44,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:44,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:44,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:44,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:44,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:44,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4badc0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44, skipping insertion in model container [2023-11-19 04:07:44,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,409 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:44,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:44,622 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:44,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:44,657 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:44,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44 WrapperNode [2023-11-19 04:07:44,658 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:44,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:44,659 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:44,659 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:44,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,690 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-19 04:07:44,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:44,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:44,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:44,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:44,698 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:44,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:44,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:44,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:44,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:44,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:44,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:44,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:07:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:07:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:07:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:07:44,851 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:44,853 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:45,022 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:45,078 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:45,078 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:07:45,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:45 BoogieIcfgContainer [2023-11-19 04:07:45,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:45,083 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:45,083 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:45,091 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:45,092 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:45" (1/1) ... [2023-11-19 04:07:45,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:45,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2023-11-19 04:07:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-11-19 04:07:45,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:07:45,158 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-11-19 04:07:45,163 INFO L751 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2023-11-19 04:07:45,199 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:45,203 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:07:45,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:07:45 ImpRootNode [2023-11-19 04:07:45,204 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:07:45,212 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:07:45,213 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:07:45,214 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:07:45,214 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:45" (3/4) ... [2023-11-19 04:07:45,217 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:07:45,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 04:07:45,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:07:45,226 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-19 04:07:45,227 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 04:07:45,227 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 04:07:45,227 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:07:45,228 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:07:45,328 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:07:45,329 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:07:45,329 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:07:45,330 INFO L158 Benchmark]: Toolchain (without parser) took 961.74ms. Allocated memory is still 146.8MB. Free memory was 101.7MB in the beginning and 64.2MB in the end (delta: 37.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:45,330 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:45,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.35ms. Allocated memory is still 146.8MB. Free memory was 101.1MB in the beginning and 90.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:45,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.57ms. Allocated memory is still 146.8MB. Free memory was 90.8MB in the beginning and 89.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:45,332 INFO L158 Benchmark]: Boogie Preprocessor took 21.04ms. Allocated memory is still 146.8MB. Free memory was 89.4MB in the beginning and 88.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:45,333 INFO L158 Benchmark]: RCFGBuilder took 369.42ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 74.7MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:45,333 INFO L158 Benchmark]: CodeCheck took 121.07ms. Allocated memory is still 146.8MB. Free memory was 74.7MB in the beginning and 69.1MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:45,334 INFO L158 Benchmark]: Witness Printer took 116.73ms. Allocated memory is still 146.8MB. Free memory was 68.4MB in the beginning and 64.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:45,337 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 3 procedures, 19 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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 - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.35ms. Allocated memory is still 146.8MB. Free memory was 101.1MB in the beginning and 90.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.57ms. Allocated memory is still 146.8MB. Free memory was 90.8MB in the beginning and 89.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.04ms. Allocated memory is still 146.8MB. Free memory was 89.4MB in the beginning and 88.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 369.42ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 74.7MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 121.07ms. Allocated memory is still 146.8MB. Free memory was 74.7MB in the beginning and 69.1MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 116.73ms. Allocated memory is still 146.8MB. Free memory was 68.4MB in the beginning and 64.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 04:07:45,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fca2cc08-1756-4b29-9c6b-08f3899887b3/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