./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC --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 5b4c99d0b33a566b40cf4365ddd1611945e8961cf9631a2c233f1ae25de30e8d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:55:31,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:55:31,211 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 19:55:31,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:55:31,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:55:31,269 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:55:31,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:55:31,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:55:31,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:55:31,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:55:31,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:55:31,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:55:31,275 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:55:31,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:55:31,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:55:31,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:55:31,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:55:31,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:55:31,288 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:55:31,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:55:31,290 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:55:31,293 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:55:31,294 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:55:31,294 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:55:31,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:55:31,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:31,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:55:31,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:55:31,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:55:31,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:55:31,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:55:31,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:55:31,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b4c99d0b33a566b40cf4365ddd1611945e8961cf9631a2c233f1ae25de30e8d [2023-11-23 19:55:31,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:55:31,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:55:31,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:55:31,673 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:55:31,674 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:55:31,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-restricted-15/b.11.c [2023-11-23 19:55:34,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:55:34,963 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:55:34,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/sv-benchmarks/c/termination-restricted-15/b.11.c [2023-11-23 19:55:34,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/data/3c970bcaa/da007f02abb746149ee0c0ab5ba56260/FLAGcaa292366 [2023-11-23 19:55:34,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/data/3c970bcaa/da007f02abb746149ee0c0ab5ba56260 [2023-11-23 19:55:34,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:55:34,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:55:34,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:34,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:55:34,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:55:34,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:34" (1/1) ... [2023-11-23 19:55:34,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18fbf37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:34, skipping insertion in model container [2023-11-23 19:55:34,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:34" (1/1) ... [2023-11-23 19:55:35,025 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:55:35,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:35,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:55:35,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:35,238 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:55:35,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35 WrapperNode [2023-11-23 19:55:35,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:35,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:35,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:55:35,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:55:35,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,279 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-11-23 19:55:35,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:35,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:55:35,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:55:35,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:55:35,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,295 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:55:35,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:55:35,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:55:35,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:55:35,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:35,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:55:35,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:55:35,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:55:35,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:55:35,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:55:35,488 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:55:35,491 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:55:35,654 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:55:35,686 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:55:35,686 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 19:55:35,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:35 BoogieIcfgContainer [2023-11-23 19:55:35,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:55:35,690 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:55:35,690 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:55:35,703 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:55:35,703 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:35" (1/1) ... [2023-11-23 19:55:35,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:55:35,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-23 19:55:35,781 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-23 19:55:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 19:55:35,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-23 19:55:36,127 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-23 19:55:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 19:55:36,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-23 19:55:36,415 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-23 19:55:36,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:55:36,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2023-11-23 19:55:36,543 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-23 19:55:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:55:36,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 46 states and 57 transitions. [2023-11-23 19:55:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-23 19:55:36,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:55:36,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-23 19:55:37,248 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-23 19:55:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:55:37,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:37,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2023-11-23 19:55:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-23 19:55:37,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:55:37,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:38,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2023-11-23 19:55:38,039 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2023-11-23 19:55:38,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 19:55:38,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:38,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 66 states and 86 transitions. [2023-11-23 19:55:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2023-11-23 19:55:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 19:55:39,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:39,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:39,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:40,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:40,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 70 states and 93 transitions. [2023-11-23 19:55:40,064 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2023-11-23 19:55:40,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:55:40,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:40,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:40,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:41,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2023-11-23 19:55:41,199 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2023-11-23 19:55:41,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 19:55:41,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:41,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:41,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 73 states and 95 transitions. [2023-11-23 19:55:41,349 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 95 transitions. [2023-11-23 19:55:41,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:55:41,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:41,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:41,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2023-11-23 19:55:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2023-11-23 19:55:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:55:43,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:43,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:44,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:44,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2023-11-23 19:55:44,259 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2023-11-23 19:55:44,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:55:44,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:44,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 91 states and 124 transitions. [2023-11-23 19:55:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 124 transitions. [2023-11-23 19:55:45,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:55:45,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:45,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:46,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 99 states and 139 transitions. [2023-11-23 19:55:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 139 transitions. [2023-11-23 19:55:46,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:55:46,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:46,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:47,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:47,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 101 states and 143 transitions. [2023-11-23 19:55:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2023-11-23 19:55:47,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:55:47,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:47,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:47,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:47,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 103 states and 146 transitions. [2023-11-23 19:55:47,731 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 146 transitions. [2023-11-23 19:55:47,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:47,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:47,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:51,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 117 states and 170 transitions. [2023-11-23 19:55:51,255 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 170 transitions. [2023-11-23 19:55:51,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:51,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:51,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:51,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:52,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:52,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 120 states and 173 transitions. [2023-11-23 19:55:52,218 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 173 transitions. [2023-11-23 19:55:52,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:52,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:52,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:53,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 125 states and 182 transitions. [2023-11-23 19:55:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 182 transitions. [2023-11-23 19:55:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:55:53,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:53,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:53,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 127 states and 186 transitions. [2023-11-23 19:55:53,733 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 186 transitions. [2023-11-23 19:55:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:55:53,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:53,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:53,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:54,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 129 states and 188 transitions. [2023-11-23 19:55:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 188 transitions. [2023-11-23 19:55:54,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:55:54,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:54,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:54,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:54,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 131 states and 191 transitions. [2023-11-23 19:55:54,627 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 191 transitions. [2023-11-23 19:55:54,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:55:54,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:54,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:54,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:55,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 134 states and 193 transitions. [2023-11-23 19:55:55,532 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 193 transitions. [2023-11-23 19:55:55,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:55:55,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:55,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 19:55:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 135 states and 194 transitions. [2023-11-23 19:55:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 194 transitions. [2023-11-23 19:55:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 19:55:56,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:56,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:56,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2023-11-23 19:55:56,308 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2023-11-23 19:55:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 19:55:56,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:56,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:56,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:55:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 138 states and 200 transitions. [2023-11-23 19:55:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 200 transitions. [2023-11-23 19:55:57,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 19:55:57,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 139 states and 203 transitions. [2023-11-23 19:55:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 203 transitions. [2023-11-23 19:55:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 19:55:57,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:57,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 139 states and 202 transitions. [2023-11-23 19:55:57,760 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2023-11-23 19:55:57,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 19:55:57,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:55:59,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 145 states and 209 transitions. [2023-11-23 19:55:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 209 transitions. [2023-11-23 19:55:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 19:55:59,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:59,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 145 states and 208 transitions. [2023-11-23 19:55:59,080 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 208 transitions. [2023-11-23 19:55:59,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 19:55:59,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:59,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:59,510 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:01,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 147 states and 211 transitions. [2023-11-23 19:56:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 211 transitions. [2023-11-23 19:56:01,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 19:56:01,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:01,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:01,533 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 19:56:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 147 states and 210 transitions. [2023-11-23 19:56:01,583 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 210 transitions. [2023-11-23 19:56:01,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:56:01,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:01,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:01,739 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:03,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 150 states and 215 transitions. [2023-11-23 19:56:03,645 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 215 transitions. [2023-11-23 19:56:03,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:56:03,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:03,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:56:04,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:04,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 153 states and 219 transitions. [2023-11-23 19:56:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 219 transitions. [2023-11-23 19:56:04,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:56:04,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:04,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 19:56:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:05,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 153 states and 218 transitions. [2023-11-23 19:56:05,018 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 218 transitions. [2023-11-23 19:56:05,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 19:56:05,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:05,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 19:56:05,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:05,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 153 states and 217 transitions. [2023-11-23 19:56:05,111 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 217 transitions. [2023-11-23 19:56:05,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 19:56:05,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:05,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 19:56:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:05,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 154 states and 218 transitions. [2023-11-23 19:56:05,639 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 218 transitions. [2023-11-23 19:56:05,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 19:56:05,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:05,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:05,682 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 19:56:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2023-11-23 19:56:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2023-11-23 19:56:05,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 19:56:05,738 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2023-11-23 19:56:05,752 INFO L751 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-23 19:56:06,414 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-11-23 19:56:06,432 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 19:56:06,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:56:06 ImpRootNode [2023-11-23 19:56:06,433 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 19:56:06,434 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 19:56:06,434 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 19:56:06,434 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 19:56:06,435 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:35" (3/4) ... [2023-11-23 19:56:06,441 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 19:56:06,454 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 19:56:06,455 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 19:56:06,455 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 19:56:06,603 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 19:56:06,604 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 19:56:06,604 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 19:56:06,605 INFO L158 Benchmark]: Toolchain (without parser) took 31616.05ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 109.4MB in the beginning and 253.3MB in the end (delta: -144.0MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-23 19:56:06,605 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:06,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.37ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 99.5MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 19:56:06,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.67ms. Allocated memory is still 155.2MB. Free memory was 99.5MB in the beginning and 98.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:06,607 INFO L158 Benchmark]: Boogie Preprocessor took 43.61ms. Allocated memory is still 155.2MB. Free memory was 98.2MB in the beginning and 97.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:06,607 INFO L158 Benchmark]: RCFGBuilder took 363.04ms. Allocated memory is still 155.2MB. Free memory was 96.8MB in the beginning and 85.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 19:56:06,608 INFO L158 Benchmark]: CodeCheck took 30743.77ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 85.5MB in the beginning and 258.5MB in the end (delta: -173.0MB). Peak memory consumption was 163.5MB. Max. memory is 16.1GB. [2023-11-23 19:56:06,608 INFO L158 Benchmark]: Witness Printer took 170.28ms. Allocated memory is still 325.1MB. Free memory was 258.5MB in the beginning and 253.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 19:56:06,610 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, 38 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 30.0s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7498 SdHoareTripleChecker+Valid, 28.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6456 mSDsluCounter, 3086 SdHoareTripleChecker+Invalid, 22.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1978 mSDsCounter, 2866 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16500 IncrementalHoareTripleChecker+Invalid, 19366 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2866 mSolverCounterUnsat, 1108 mSDtfsCounter, 16500 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5866 GetRequests, 5115 SyntacticMatches, 373 SemanticMatches, 378 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70452 ImplicationChecksByTransitivity, 25.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 674 NumberOfCodeBlocks, 674 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 635 ConstructedInterpolants, 0 QuantifiedInterpolants, 2289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 31 PerfectInterpolantSequences, 60/110 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: 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: 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: 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 - 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 - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: ((((((y + 2147483648) < 0) && (0 <= (x + 1))) && ((x + 1) <= 0)) || ((((x + 1) < 0) && (0 <= (x + 2147483648))) && ((y + 2147483648) < 0))) || ((((x <= 2147483647) && (0 <= (x + 2147483648))) && (0 <= (y + 2147483648))) && (y <= 2147483647))) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.37ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 99.5MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.67ms. Allocated memory is still 155.2MB. Free memory was 99.5MB in the beginning and 98.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.61ms. Allocated memory is still 155.2MB. Free memory was 98.2MB in the beginning and 97.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 363.04ms. Allocated memory is still 155.2MB. Free memory was 96.8MB in the beginning and 85.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 30743.77ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 85.5MB in the beginning and 258.5MB in the end (delta: -173.0MB). Peak memory consumption was 163.5MB. Max. memory is 16.1GB. * Witness Printer took 170.28ms. Allocated memory is still 325.1MB. Free memory was 258.5MB in the beginning and 253.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 19:56:06,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91a86f01-73b9-4e32-bc7b-c9fdc16e7666/bin/ukojak-verify-1t5iHCbJaC/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