./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/ex3b.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/ex3b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b --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 64bit --witnessprinter.graph.data.programhash d412468cd64aacfdcefc246e93a3ecceac718c99c9cbd69d8c14d9acc4927672 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:06:51,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:06:51,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 00:06:51,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:06:51,359 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:06:51,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:06:51,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:06:51,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:06:51,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:06:51,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:06:51,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:06:51,378 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:06:51,378 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:06:51,379 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:06:51,379 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:06:51,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:06:51,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:06:51,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:06:51,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:06:51,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:06:51,379 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:06:51,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:06:51,379 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_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d412468cd64aacfdcefc246e93a3ecceac718c99c9cbd69d8c14d9acc4927672 [2024-12-06 00:06:51,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:06:51,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:06:51,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:06:51,612 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:06:51,612 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:06:51,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-restricted-15/ex3b.c [2024-12-06 00:06:54,295 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/data/680ff230b/70b996bbc47a4e24a2255d74873c8f04/FLAG694a3a7b7 [2024-12-06 00:06:54,462 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:06:54,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/sv-benchmarks/c/termination-restricted-15/ex3b.c [2024-12-06 00:06:54,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/data/680ff230b/70b996bbc47a4e24a2255d74873c8f04/FLAG694a3a7b7 [2024-12-06 00:06:54,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/data/680ff230b/70b996bbc47a4e24a2255d74873c8f04 [2024-12-06 00:06:54,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:06:54,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:06:54,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:06:54,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:06:54,845 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:06:54,846 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:54,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51cd26f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54, skipping insertion in model container [2024-12-06 00:06:54,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:54,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:06:54,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:06:54,976 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:06:54,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:06:54,998 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:06:54,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54 WrapperNode [2024-12-06 00:06:54,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:06:54,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:06:55,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:06:55,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:06:55,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,021 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2024-12-06 00:06:55,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:06:55,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:06:55,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:06:55,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:06:55,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,031 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:06:55,037 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:06:55,037 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:06:55,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:06:55,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:06:54" (1/1) ... [2024-12-06 00:06:55,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:06:55,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:06:55,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:06:55,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:06:55,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:06:55,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:06:55,132 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:06:55,133 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:06:55,204 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 00:06:55,204 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:06:55,225 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:06:55,226 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:06:55,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:06:55 BoogieIcfgContainer [2024-12-06 00:06:55,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:06:55,227 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:06:55,227 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:06:55,236 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:06:55,237 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:06:55" (1/1) ... [2024-12-06 00:06:55,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:06:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-12-06 00:06:55,282 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-12-06 00:06:55,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:06:55,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:55,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-12-06 00:06:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-12-06 00:06:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:06:55,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:55,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:06:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:55,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:06:55,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:55,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-12-06 00:06:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-12-06 00:06:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:06:55,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:55,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:55,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:55,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:55,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-12-06 00:06:55,756 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-12-06 00:06:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:06:55,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:55,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:55,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:56,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:56,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2024-12-06 00:06:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2024-12-06 00:06:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:06:56,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:56,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:06:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:56,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:06:56,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:56,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:56,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2024-12-06 00:06:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2024-12-06 00:06:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:06:56,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:56,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:56,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2024-12-06 00:06:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2024-12-06 00:06:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:06:56,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:56,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:56,983 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:57,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2024-12-06 00:06:57,282 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 00:06:57,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:06:57,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:57,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:06:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:57,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:06:57,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:58,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2024-12-06 00:06:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2024-12-06 00:06:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:06:58,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:58,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:58,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2024-12-06 00:06:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2024-12-06 00:06:58,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 00:06:58,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:58,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:06:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:06:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:58,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:06:58,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:07:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2024-12-06 00:07:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2024-12-06 00:07:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:07:00,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:00,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:07:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:07:01,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:01,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2024-12-06 00:07:01,144 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2024-12-06 00:07:01,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:07:01,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:01,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:07:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:07:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:01,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:07:01,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:07:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:07:03,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:03,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 59 states and 95 transitions. [2024-12-06 00:07:03,566 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 95 transitions. [2024-12-06 00:07:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 00:07:03,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:03,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:07:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:03,673 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:07:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2024-12-06 00:07:04,120 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2024-12-06 00:07:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 00:07:04,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:04,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:07:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:07:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:04,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:07:04,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:07:05,607 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:07:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2024-12-06 00:07:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2024-12-06 00:07:08,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 00:07:08,171 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-12-06 00:07:08,177 INFO L726 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-12-06 00:07:09,464 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 00:07:09,464 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 00:07:09,465 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2024-12-06 00:07:09,465 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~y~0#1| 46340))) (or (and (exists ((|v_ULTIMATE.start_main_~x~0#1_28| Int) (|v_ULTIMATE.start_main_~x~0#1_29| Int) (|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |v_ULTIMATE.start_main_~x~0#1_28|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_28| |v_ULTIMATE.start_main_~x~0#1_28|) |v_ULTIMATE.start_main_~x~0#1_29|) (<= (* |v_ULTIMATE.start_main_~x~0#1_29| |v_ULTIMATE.start_main_~x~0#1_29|) |ULTIMATE.start_main_~x~0#1|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|))) (< 2 |ULTIMATE.start_main_~c~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 3)) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (< 0 |ULTIMATE.start_main_~c~0#1|) .cse0 (exists ((|v_ULTIMATE.start_main_~x~0#1_22| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_22|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (= |ULTIMATE.start_main_~x~0#1| (* |v_ULTIMATE.start_main_~x~0#1_22| |v_ULTIMATE.start_main_~x~0#1_22|))))) (and (< 1 |ULTIMATE.start_main_~c~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2) (exists ((|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_25| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |v_ULTIMATE.start_main_~x~0#1_25|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (= |ULTIMATE.start_main_~x~0#1| (* |v_ULTIMATE.start_main_~x~0#1_25| |v_ULTIMATE.start_main_~x~0#1_25|)) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|)))) (and .cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 0) (exists ((|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |ULTIMATE.start_main_~x~0#1|)))))) [2024-12-06 00:07:09,465 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~y~0#1| 46340))) (or (and (exists ((|v_ULTIMATE.start_main_~x~0#1_28| Int) (|v_ULTIMATE.start_main_~x~0#1_29| Int) (|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |v_ULTIMATE.start_main_~x~0#1_28|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_28| |v_ULTIMATE.start_main_~x~0#1_28|) |v_ULTIMATE.start_main_~x~0#1_29|) (<= (* |v_ULTIMATE.start_main_~x~0#1_29| |v_ULTIMATE.start_main_~x~0#1_29|) |ULTIMATE.start_main_~x~0#1|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|))) (< 2 |ULTIMATE.start_main_~c~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 3)) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (< 0 |ULTIMATE.start_main_~c~0#1|) .cse0 (exists ((|v_ULTIMATE.start_main_~x~0#1_22| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_22|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (= |ULTIMATE.start_main_~x~0#1| (* |v_ULTIMATE.start_main_~x~0#1_22| |v_ULTIMATE.start_main_~x~0#1_22|))))) (and (< 1 |ULTIMATE.start_main_~c~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 2) (exists ((|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_25| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |v_ULTIMATE.start_main_~x~0#1_25|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (= |ULTIMATE.start_main_~x~0#1| (* |v_ULTIMATE.start_main_~x~0#1_25| |v_ULTIMATE.start_main_~x~0#1_25|)) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|)))) (and .cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 0) (exists ((|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |ULTIMATE.start_main_~x~0#1|)))))) [2024-12-06 00:07:09,466 INFO L77 FloydHoareUtils]: At program point L11-1(lines 11 14) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~y~0#1| 46340)) (.cse1 (<= |ULTIMATE.start_main_~x~0#1| 46339))) (or (and (< 1 |ULTIMATE.start_main_~c~0#1|) .cse0 (exists ((|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|) (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |ULTIMATE.start_main_~x~0#1|))) (<= |ULTIMATE.start_main_~c~0#1| 2) .cse1) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (< 0 |ULTIMATE.start_main_~c~0#1|) .cse0 .cse1 (exists ((|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |ULTIMATE.start_main_~x~0#1|)))) (and (<= 2 |ULTIMATE.start_main_~x~0#1|) .cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 0) .cse1) (and (< 2 |ULTIMATE.start_main_~c~0#1|) (exists ((|v_ULTIMATE.start_main_~x~0#1_28| Int) (|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |v_ULTIMATE.start_main_~x~0#1_28|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_28| |v_ULTIMATE.start_main_~x~0#1_28|) |ULTIMATE.start_main_~x~0#1|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|))) .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 3)))) [2024-12-06 00:07:09,466 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 00:07:09,466 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 5 16) the Hoare annotation is: true [2024-12-06 00:07:09,466 INFO L77 FloydHoareUtils]: At program point L11-3(lines 11 14) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~y~0#1| 46340))) (or (and (< 2 |ULTIMATE.start_main_~c~0#1|) (exists ((|v_ULTIMATE.start_main_~x~0#1_28| Int) (|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |v_ULTIMATE.start_main_~x~0#1_28|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_28| |v_ULTIMATE.start_main_~x~0#1_28|) |ULTIMATE.start_main_~x~0#1|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|))) .cse0 (<= |ULTIMATE.start_main_~c~0#1| 3)) (and .cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 0)) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (< 0 |ULTIMATE.start_main_~c~0#1|) .cse0 (exists ((|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |ULTIMATE.start_main_~x~0#1|)))) (and (< 1 |ULTIMATE.start_main_~c~0#1|) .cse0 (exists ((|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|) (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |ULTIMATE.start_main_~x~0#1|))) (<= |ULTIMATE.start_main_~c~0#1| 2)) (and (<= |ULTIMATE.start_main_~c~0#1| 4) (< 3 |ULTIMATE.start_main_~c~0#1|) (exists ((|v_ULTIMATE.start_main_~x~0#1_33| Int) (|v_ULTIMATE.start_main_~x~0#1_30| Int) (|v_ULTIMATE.start_main_~x~0#1_31| Int) (|v_ULTIMATE.start_main_~x~0#1_32| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_30|) (<= (* |v_ULTIMATE.start_main_~x~0#1_32| |v_ULTIMATE.start_main_~x~0#1_32|) |v_ULTIMATE.start_main_~x~0#1_33|) (<= (* |v_ULTIMATE.start_main_~x~0#1_33| |v_ULTIMATE.start_main_~x~0#1_33|) |ULTIMATE.start_main_~x~0#1|) (<= (* |v_ULTIMATE.start_main_~x~0#1_31| |v_ULTIMATE.start_main_~x~0#1_31|) |v_ULTIMATE.start_main_~x~0#1_32|) (<= (* |v_ULTIMATE.start_main_~x~0#1_30| |v_ULTIMATE.start_main_~x~0#1_30|) |v_ULTIMATE.start_main_~x~0#1_31|))) .cse0))) [2024-12-06 00:07:09,467 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 00:07:09,467 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2024-12-06 00:07:09,467 INFO L77 FloydHoareUtils]: At program point L12(line 12) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~y~0#1| 46340)) (.cse1 (<= |ULTIMATE.start_main_~x~0#1| 46339))) (or (and (< 1 |ULTIMATE.start_main_~c~0#1|) .cse0 (exists ((|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|) (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |ULTIMATE.start_main_~x~0#1|))) (<= |ULTIMATE.start_main_~c~0#1| 2) .cse1) (and (<= |ULTIMATE.start_main_~c~0#1| 1) (< 0 |ULTIMATE.start_main_~c~0#1|) .cse0 .cse1 (exists ((|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |ULTIMATE.start_main_~x~0#1|)))) (and (<= 2 |ULTIMATE.start_main_~x~0#1|) .cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 0) .cse1) (and (< 2 |ULTIMATE.start_main_~c~0#1|) (exists ((|v_ULTIMATE.start_main_~x~0#1_28| Int) (|v_ULTIMATE.start_main_~x~0#1_24| Int) (|v_ULTIMATE.start_main_~x~0#1_20| Int)) (and (<= (* |v_ULTIMATE.start_main_~x~0#1_24| |v_ULTIMATE.start_main_~x~0#1_24|) |v_ULTIMATE.start_main_~x~0#1_28|) (<= 2 |v_ULTIMATE.start_main_~x~0#1_20|) (<= (* |v_ULTIMATE.start_main_~x~0#1_28| |v_ULTIMATE.start_main_~x~0#1_28|) |ULTIMATE.start_main_~x~0#1|) (<= (* |v_ULTIMATE.start_main_~x~0#1_20| |v_ULTIMATE.start_main_~x~0#1_20|) |v_ULTIMATE.start_main_~x~0#1_24|))) .cse0 .cse1 (<= |ULTIMATE.start_main_~c~0#1| 3)))) [2024-12-06 00:07:09,467 INFO L77 FloydHoareUtils]: At program point L10(line 10) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~c~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 0) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-12-06 00:07:09,476 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 00:07:09,477 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 00:07:09,478 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 00:07:09,478 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 00:07:09,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:07:09 ImpRootNode [2024-12-06 00:07:09,480 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:07:09,481 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:07:09,481 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:07:09,481 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:07:09,481 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:06:55" (3/4) ... [2024-12-06 00:07:09,483 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 00:07:09,486 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-06 00:07:09,487 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 00:07:09,487 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-06 00:07:09,539 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:07:09,540 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:07:09,540 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:07:09,540 INFO L158 Benchmark]: Toolchain (without parser) took 14700.10ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 92.9MB in the beginning and 95.7MB in the end (delta: -2.8MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2024-12-06 00:07:09,541 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:07:09,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 157.93ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.9MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:07:09,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.80ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.9MB in the end (delta: 761.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:07:09,541 INFO L158 Benchmark]: Boogie Preprocessor took 14.91ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.1MB in the end (delta: 754.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:07:09,542 INFO L158 Benchmark]: RCFGBuilder took 189.06ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 71.5MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:07:09,542 INFO L158 Benchmark]: CodeCheck took 14253.18ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 71.5MB in the beginning and 99.9MB in the end (delta: -28.4MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-12-06 00:07:09,542 INFO L158 Benchmark]: Witness Printer took 59.20ms. Allocated memory is still 192.9MB. Free memory was 99.9MB in the beginning and 95.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:07:09,544 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 13 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 773 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 624 mSDsluCounter, 142 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 292 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2372 IncrementalHoareTripleChecker+Invalid, 2664 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 292 mSolverCounterUnsat, 116 mSDtfsCounter, 2372 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1953 GetRequests, 1643 SyntacticMatches, 136 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15205 ImplicationChecksByTransitivity, 10.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 197 ConstructedInterpolants, 71 QuantifiedInterpolants, 1826 SizeOfPredicates, 8 NumberOfNonLiveVariables, 228 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 137/249 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: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: (((((((2 < c) && (y <= 46340)) && (c <= 3)) || (((y <= 46340) && (0 <= c)) && (c <= 0))) || (((c <= 1) && (0 < c)) && (y <= 46340))) || (((1 < c) && (y <= 46340)) && (c <= 2))) || (((c <= 4) && (3 < c)) && (y <= 46340))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 157.93ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.9MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.80ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.9MB in the end (delta: 761.3kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.91ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.1MB in the end (delta: 754.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 189.06ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 71.5MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14253.18ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 71.5MB in the beginning and 99.9MB in the end (delta: -28.4MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * Witness Printer took 59.20ms. Allocated memory is still 192.9MB. Free memory was 99.9MB in the beginning and 95.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-12-06 00:07:09,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66f3ce13-497c-4da6-84e3-e242250ba15d/bin/ukojak-verify-CZk0znPC7b/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