./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3 --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 ae4391defacca69a38cbe50f54517d5a9901ae5aadf26a16d1de8c85a3ebd382 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:45:40,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:45:40,522 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:45:40,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:45:40,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:45:40,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:45:40,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:45:40,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:45:40,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:45:40,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:45:40,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:45:40,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:45:40,552 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:45:40,552 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:45:40,552 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:45:40,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:45:40,552 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:45:40,552 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:45:40,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:45:40,552 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:45:40,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:45:40,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:45:40,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:45:40,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:45:40,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:45:40,553 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:45:40,553 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:45:40,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:45:40,554 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3 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 -> ae4391defacca69a38cbe50f54517d5a9901ae5aadf26a16d1de8c85a3ebd382 [2024-11-25 02:45:40,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:45:40,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:45:40,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:45:40,927 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:45:40,928 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:45:40,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c [2024-11-25 02:45:44,135 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/data/a4011b41c/e6445914c2c74a67b4fe6ee4676858bf/FLAG2f5d27742 [2024-11-25 02:45:44,427 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:45:44,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/sv-benchmarks/c/float-benchs/filter1.c.v+nlh-reducer.c [2024-11-25 02:45:44,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/data/a4011b41c/e6445914c2c74a67b4fe6ee4676858bf/FLAG2f5d27742 [2024-11-25 02:45:44,468 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/data/a4011b41c/e6445914c2c74a67b4fe6ee4676858bf [2024-11-25 02:45:44,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:45:44,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:45:44,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:45:44,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:45:44,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:45:44,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c88a8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44, skipping insertion in model container [2024-11-25 02:45:44,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,518 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:45:44,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:45:44,755 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:45:44,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:45:44,799 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:45:44,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44 WrapperNode [2024-11-25 02:45:44,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:45:44,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:45:44,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:45:44,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:45:44,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,839 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 139 [2024-11-25 02:45:44,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:45:44,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:45:44,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:45:44,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:45:44,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,856 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:45:44,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:45:44,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:45:44,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:45:44,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:44" (1/1) ... [2024-11-25 02:45:44,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:45:44,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:45:44,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:45:44,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:45:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-25 02:45:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-25 02:45:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:45:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:45:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:45:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:45:45,023 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:45:45,025 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:45:45,266 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-25 02:45:45,266 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:45:45,322 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:45:45,323 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:45:45,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:45:45 BoogieIcfgContainer [2024-11-25 02:45:45,327 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:45:45,327 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:45:45,328 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:45:45,337 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:45:45,337 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:45:45" (1/1) ... [2024-11-25 02:45:45,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:45:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2024-11-25 02:45:45,403 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-25 02:45:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:45:45,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:45,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:45,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:45,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:45,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2024-11-25 02:45:45,839 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2024-11-25 02:45:45,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:45:45,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:45,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:45,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-25 02:45:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-25 02:45:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:45:46,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:46,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:46,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2024-11-25 02:45:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2024-11-25 02:45:46,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:45:46,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:46,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:46,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2024-11-25 02:45:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2024-11-25 02:45:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:45:46,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:46,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:46,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:47,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 70 transitions. [2024-11-25 02:45:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2024-11-25 02:45:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:45:47,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:47,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:47,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2024-11-25 02:45:47,403 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2024-11-25 02:45:47,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:45:47,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:47,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2024-11-25 02:45:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2024-11-25 02:45:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:45:48,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:48,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:48,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 52 states and 71 transitions. [2024-11-25 02:45:48,217 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2024-11-25 02:45:48,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 02:45:48,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:48,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:45:49,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 70 transitions. [2024-11-25 02:45:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2024-11-25 02:45:49,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:45:49,329 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-11-25 02:45:49,342 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-25 02:45:49,963 INFO L77 FloydHoareUtils]: At program point reach_errorEXIT(line 4) the Hoare annotation is: true [2024-11-25 02:45:49,963 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 4) the Hoare annotation is: true [2024-11-25 02:45:49,963 INFO L77 FloydHoareUtils]: At program point L27(lines 27 200) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 02:45:49,963 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 18 201) the Hoare annotation is: true [2024-11-25 02:45:49,964 INFO L77 FloydHoareUtils]: At program point L36(lines 36 185) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 02:45:49,964 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2024-11-25 02:45:49,964 INFO L77 FloydHoareUtils]: At program point L94(lines 94 122) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,964 INFO L77 FloydHoareUtils]: At program point L119(lines 92 127) the Hoare annotation is: true [2024-11-25 02:45:49,965 INFO L77 FloydHoareUtils]: At program point L78(lines 78 148) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,965 INFO L77 FloydHoareUtils]: At program point L103(lines 103 114) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~1#1| 0) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,965 INFO L77 FloydHoareUtils]: At program point $Ultimate##24(lines 82 141) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648))) (= |ULTIMATE.start_main_~main____CPAchecker_TMP_0~1#1| 0)) [2024-11-25 02:45:49,965 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2024-11-25 02:45:49,965 INFO L77 FloydHoareUtils]: At program point L145(lines 76 153) the Hoare annotation is: true [2024-11-25 02:45:49,965 INFO L77 FloydHoareUtils]: At program point L46(lines 46 173) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 02:45:49,966 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:45:49,966 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,966 INFO L77 FloydHoareUtils]: At program point L71-1(line 71) the Hoare annotation is: (and (<= 0 (+ 2147483649 |ULTIMATE.start_main_~main__i~0#1|)) (<= |ULTIMATE.start_main_~main__i~0#1| 1000000)) [2024-11-25 02:45:49,966 INFO L77 FloydHoareUtils]: At program point L138(lines 36 185) the Hoare annotation is: true [2024-11-25 02:45:49,966 INFO L77 FloydHoareUtils]: At program point L105(line 105) the Hoare annotation is: true [2024-11-25 02:45:49,966 INFO L77 FloydHoareUtils]: At program point L72(lines 72 159) the Hoare annotation is: (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)) [2024-11-25 02:45:49,966 INFO L77 FloydHoareUtils]: At program point L105-1(line 105) the Hoare annotation is: true [2024-11-25 02:45:49,967 INFO L77 FloydHoareUtils]: At program point L97(lines 94 122) the Hoare annotation is: (or (= |ULTIMATE.start_main_~main____CPAchecker_TMP_2~1#1| 0) (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,967 INFO L77 FloydHoareUtils]: At program point L31(lines 31 195) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 02:45:49,967 INFO L77 FloydHoareUtils]: At program point L48(lines 48 168) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 02:45:49,967 INFO L77 FloydHoareUtils]: At program point L57(lines 57 160) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0)) (not (= |ULTIMATE.start_main_~main__i~0#1| 0)))) [2024-11-25 02:45:49,967 INFO L77 FloydHoareUtils]: At program point L165(lines 46 173) the Hoare annotation is: true [2024-11-25 02:45:49,967 INFO L77 FloydHoareUtils]: At program point L33(lines 33 190) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 02:45:49,967 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:45:49,968 INFO L77 FloydHoareUtils]: At program point L67(lines 63 160) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,968 INFO L77 FloydHoareUtils]: At program point L92(lines 92 127) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,968 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-11-25 02:45:49,968 INFO L77 FloydHoareUtils]: At program point L59-1(line 59) the Hoare annotation is: true [2024-11-25 02:45:49,968 INFO L77 FloydHoareUtils]: At program point L51(lines 48 168) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~main____CPAchecker_TMP_2~0#1| 0)) (not (= |ULTIMATE.start_main_~main__i~0#1| 0)))) [2024-11-25 02:45:49,968 INFO L77 FloydHoareUtils]: At program point L76(lines 76 153) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~main__i~0#1| 1000000) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) (and (< |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 02:45:49,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:45:49 ImpRootNode [2024-11-25 02:45:49,993 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:45:49,993 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:45:49,993 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:45:49,994 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:45:49,995 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:45:45" (3/4) ... [2024-11-25 02:45:49,997 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:45:50,000 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2024-11-25 02:45:50,008 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-25 02:45:50,009 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-25 02:45:50,009 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 02:45:50,009 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:45:50,103 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:45:50,103 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:45:50,103 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:45:50,104 INFO L158 Benchmark]: Toolchain (without parser) took 5628.68ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 108.1MB in the end (delta: 9.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-25 02:45:50,104 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:50,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.70ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:45:50,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.88ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:45:50,105 INFO L158 Benchmark]: Boogie Preprocessor took 24.21ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.5MB in the end (delta: 899.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:50,105 INFO L158 Benchmark]: RCFGBuilder took 462.19ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 89.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:45:50,106 INFO L158 Benchmark]: CodeCheck took 4665.33ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 112.9MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:50,106 INFO L158 Benchmark]: Witness Printer took 109.89ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 108.1MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:50,108 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, 34 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 707 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 330 mSDsluCounter, 675 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 206 mSDsCounter, 180 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 680 IncrementalHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 180 mSolverCounterUnsat, 469 mSDtfsCounter, 680 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1308 GetRequests, 1232 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1919 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 330 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 25/27 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 63]: Location Invariant Derived location invariant: (((main__i <= 1000000) && (1 <= main__i)) || ((main__i < 1) && (0 <= (main__i + 2147483648)))) - InvariantResult [Line: 48]: Location Invariant Derived location invariant: !((main____CPAchecker_TMP_2 != 0) && (main__i != 0)) - InvariantResult [Line: 82]: Location Invariant Derived location invariant: ((((main__i <= 1000000) && (1 <= main__i)) || ((main__i < 1) && (0 <= (main__i + 2147483648)))) || (main____CPAchecker_TMP_0 == 0)) - InvariantResult [Line: 36]: Location Invariant Derived location invariant: (main__i == 0) - InvariantResult [Line: 94]: Location Invariant Derived location invariant: (((main____CPAchecker_TMP_2 == 0) || ((main__i <= 1000000) && (1 <= main__i))) || ((main__i < 1) && (0 <= (main__i + 2147483648)))) - ProcedureContractResult [Line: 4]: Procedure Contract for reach_error Derived contract for procedure reach_error. Ensures: ((((((__return_main == \old(__return_main)) && (__tmp_129_0 == \old(__tmp_129_0))) && (__tmp_129_1 == \old(__tmp_129_1))) && (__tmp_129_2 == \old(__tmp_129_2))) && (__tmp_112_0 == \old(__tmp_112_0))) && (__return_134 == \old(__return_134))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.70ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.88ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.21ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.5MB in the end (delta: 899.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 462.19ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 89.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 4665.33ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 112.9MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 109.89ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 108.1MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 02:45:50,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d3068d-d7b0-4cda-a609-3d1171b629f0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE