./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/c.02.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/c.02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm --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 ec6e9d2be73321164eafccfcba6c9ab6d46693cbd28502eb52f7ed5ea8ae4935 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:20:24,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:20:24,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:20:24,575 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:20:24,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:20:24,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:20:24,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:20:24,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:20:24,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:20:24,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:20:24,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:20:24,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:20:24,621 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:20:24,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:20:24,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:20:24,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:20:24,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:20:24,624 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:20:24,624 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:20:24,624 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:20:24,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:20:24,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:20:24,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:20:24,625 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:20:24,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:20:24,625 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:20:24,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:24,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:20:24,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:20:24,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:20:24,626 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:20:24,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:20:24,626 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_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm 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 -> ec6e9d2be73321164eafccfcba6c9ab6d46693cbd28502eb52f7ed5ea8ae4935 [2024-11-13 22:20:25,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:20:25,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:20:25,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:20:25,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:20:25,044 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:20:25,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-restricted-15/c.02.c Unable to find full path for "g++" [2024-11-13 22:20:27,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:20:27,561 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:20:27,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/sv-benchmarks/c/termination-restricted-15/c.02.c [2024-11-13 22:20:27,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/data/952660b67/5c44626ce220436991e09cb068a4eb21/FLAG6e9744206 [2024-11-13 22:20:27,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/data/952660b67/5c44626ce220436991e09cb068a4eb21 [2024-11-13 22:20:27,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:20:27,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:20:27,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:27,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:20:27,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:20:27,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8d5af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27, skipping insertion in model container [2024-11-13 22:20:27,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:20:27,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:27,804 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:20:27,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:27,834 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:20:27,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27 WrapperNode [2024-11-13 22:20:27,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:27,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:27,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:20:27,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:20:27,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,865 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2024-11-13 22:20:27,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:27,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:20:27,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:20:27,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:20:27,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,877 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:20:27,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:20:27,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:20:27,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:20:27,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:27" (1/1) ... [2024-11-13 22:20:27,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:27,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:20:27,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:20:27,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:20:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:20:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:20:28,050 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:20:28,051 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:20:28,129 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 22:20:28,129 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:20:28,155 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:20:28,155 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:20:28,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:28 BoogieIcfgContainer [2024-11-13 22:20:28,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:20:28,156 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:20:28,156 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:20:28,172 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:20:28,172 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:28" (1/1) ... [2024-11-13 22:20:28,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:20:28,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:28,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-13 22:20:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-13 22:20:28,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:20:28,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:28,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:28,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:28,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:28,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 22:20:28,416 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 22:20:28,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:20:28,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:28,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:28,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:28,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:28,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:20:28,544 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:20:28,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:20:28,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:28,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:28,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 22:20:28,673 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 22:20:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:20:28,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:28,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:29,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-13 22:20:29,094 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-13 22:20:29,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:20:29,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:29,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:29,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-13 22:20:29,369 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-13 22:20:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:20:29,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:29,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:29,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:29,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 22:20:29,749 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 22:20:29,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:20:29,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:29,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:29,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:29,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 22:20:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 22:20:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:20:29,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:29,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:20:30,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:30,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-13 22:20:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-13 22:20:30,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:20:30,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:30,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:30,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:30,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:30,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-11-13 22:20:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-11-13 22:20:30,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:20:30,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:30,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 22:20:30,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:30,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-13 22:20:30,613 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 22:20:30,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:20:30,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:30,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:30,711 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:31,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:31,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-13 22:20:31,015 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-13 22:20:31,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:20:31,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:31,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:31,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:20:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2024-11-13 22:20:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-11-13 22:20:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:20:31,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:31,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:31,294 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:20:32,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:32,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2024-11-13 22:20:32,007 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2024-11-13 22:20:32,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:20:32,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:32,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:20:32,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2024-11-13 22:20:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-11-13 22:20:32,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:20:32,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:32,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:20:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-13 22:20:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-13 22:20:32,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:20:32,527 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-11-13 22:20:32,538 INFO L729 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2024-11-13 22:20:32,894 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2024-11-13 22:20:32,895 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:20:32,895 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2024-11-13 22:20:32,895 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 16) no Hoare annotation was computed. [2024-11-13 22:20:32,895 INFO L77 FloydHoareUtils]: At program point L11(line 11) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 2147483646)) [2024-11-13 22:20:32,896 INFO L77 FloydHoareUtils]: At program point L13-2(lines 13 15) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (<= 1 |ULTIMATE.start_main_~x~0#1|)) [2024-11-13 22:20:32,896 INFO L77 FloydHoareUtils]: At program point L11-1(line 11) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 2147483646)) [2024-11-13 22:20:32,896 INFO L77 FloydHoareUtils]: At program point L13-3(lines 13 15) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (<= 1 |ULTIMATE.start_main_~x~0#1|)) [2024-11-13 22:20:32,896 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:20:32,897 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2024-11-13 22:20:32,897 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2024-11-13 22:20:32,897 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 16) no Hoare annotation was computed. [2024-11-13 22:20:32,897 INFO L77 FloydHoareUtils]: At program point L16(line 16) the Hoare annotation is: (<= |ULTIMATE.start_main_~x~0#1| 2147483647) [2024-11-13 22:20:32,898 INFO L77 FloydHoareUtils]: At program point L14(line 14) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~x~0#1| 2147483647)) (.cse1 (<= 1 |ULTIMATE.start_main_~x~0#1|))) (or (and (<= |ULTIMATE.start_main_~y~0#1| 2) .cse0 (< 1 |ULTIMATE.start_main_~y~0#1|) .cse1) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 3) (< 2 |ULTIMATE.start_main_~y~0#1|)) (and (< 3 |ULTIMATE.start_main_~y~0#1|) .cse0 (<= |ULTIMATE.start_main_~y~0#1| 2147483646) .cse1) (and (<= 1 |ULTIMATE.start_main_~y~0#1|) .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 1)))) [2024-11-13 22:20:32,898 INFO L77 FloydHoareUtils]: At program point L14-1(line 14) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~x~0#1| 2147483647)) (.cse1 (<= 1 |ULTIMATE.start_main_~x~0#1|))) (or (and (<= |ULTIMATE.start_main_~y~0#1| 2) .cse0 (< 1 |ULTIMATE.start_main_~y~0#1|) .cse1) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 3) (< 2 |ULTIMATE.start_main_~y~0#1|)) (and (< 3 |ULTIMATE.start_main_~y~0#1|) .cse0 (<= |ULTIMATE.start_main_~y~0#1| 2147483646) .cse1) (and (<= 1 |ULTIMATE.start_main_~y~0#1|) .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 1)))) [2024-11-13 22:20:32,898 INFO L77 FloydHoareUtils]: At program point L10-2(lines 10 17) the Hoare annotation is: true [2024-11-13 22:20:32,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:20:32 ImpRootNode [2024-11-13 22:20:32,912 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:20:32,913 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:20:32,913 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:20:32,913 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:20:32,914 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:28" (3/4) ... [2024-11-13 22:20:32,917 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:20:32,926 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 22:20:32,926 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 22:20:32,926 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 22:20:33,019 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:20:33,019 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:20:33,020 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:20:33,021 INFO L158 Benchmark]: Toolchain (without parser) took 5418.55ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 52.3MB in the end (delta: 31.4MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2024-11-13 22:20:33,021 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:33,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.69ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 73.9MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:33,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.37ms. Allocated memory is still 109.1MB. Free memory was 73.9MB in the beginning and 72.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:33,023 INFO L158 Benchmark]: Boogie Preprocessor took 20.51ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 72.2MB in the end (delta: 422.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:33,023 INFO L158 Benchmark]: RCFGBuilder took 267.51ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 62.3MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:33,024 INFO L158 Benchmark]: CodeCheck took 4755.42ms. Allocated memory is still 109.1MB. Free memory was 62.3MB in the beginning and 56.1MB in the end (delta: 6.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-13 22:20:33,024 INFO L158 Benchmark]: Witness Printer took 107.17ms. Allocated memory is still 109.1MB. Free memory was 56.1MB in the beginning and 52.3MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:33,026 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, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 469 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 432 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 430 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1688 IncrementalHoareTripleChecker+Invalid, 2118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 430 mSolverCounterUnsat, 0 mSDtfsCounter, 1688 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1248 GetRequests, 1094 SyntacticMatches, 72 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2700 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 373 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 76/102 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: (((1 <= y) && (x <= 2147483647)) && (1 <= x)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.69ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 73.9MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.37ms. Allocated memory is still 109.1MB. Free memory was 73.9MB in the beginning and 72.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.51ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 72.2MB in the end (delta: 422.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 267.51ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 62.3MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 4755.42ms. Allocated memory is still 109.1MB. Free memory was 62.3MB in the beginning and 56.1MB in the end (delta: 6.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Witness Printer took 107.17ms. Allocated memory is still 109.1MB. Free memory was 56.1MB in the beginning and 52.3MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:20:33,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ffabdb-230c-41a3-b566-faac396deb23/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE