./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ae0381e0fc321a4bef875cc97d6a437c7ca54ffeb3bb010be2e47fa76c5a5f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:38,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:38,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:12:38,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:38,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:38,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:38,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:38,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:38,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:38,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:38,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:38,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:38,937 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:38,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:38,940 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:38,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:38,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:38,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:38,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:38,943 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:12:38,944 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:38,944 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:38,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:38,945 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:38,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:38,947 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:38,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:38,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:38,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:38,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:38,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:38,952 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:38,952 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:38,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:38,953 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:38,953 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_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ae0381e0fc321a4bef875cc97d6a437c7ca54ffeb3bb010be2e47fa76c5a5f [2023-11-24 23:12:39,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:39,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:39,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:39,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:39,474 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:39,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound20.c [2023-11-24 23:12:43,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:43,425 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:43,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound20.c [2023-11-24 23:12:43,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/data/3af8353a0/4c70f8f91b4f410d81c133481b3dc576/FLAGde172955e [2023-11-24 23:12:43,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/data/3af8353a0/4c70f8f91b4f410d81c133481b3dc576 [2023-11-24 23:12:43,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:43,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:43,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:43,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:43,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:43,730 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,731 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4879c703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43, skipping insertion in model container [2023-11-24 23:12:43,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:43,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:43,971 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:43,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:44,011 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:44,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44 WrapperNode [2023-11-24 23:12:44,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:44,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:44,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:44,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:44,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,066 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-24 23:12:44,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:44,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:44,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:44,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:44,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,085 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,101 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:44,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:44,103 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:44,103 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:44,104 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:44,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:44,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:44,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b57f8270-a912-4367-b431-c7c321fe77e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:12:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:12:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:12:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:12:44,338 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:44,343 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:44,853 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:44,914 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:44,914 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:12:44,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:44 BoogieIcfgContainer [2023-11-24 23:12:44,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:44,921 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:44,921 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:44,933 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:44,933 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:44" (1/1) ... [2023-11-24 23:12:44,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-24 23:12:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-24 23:12:45,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:12:45,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:45,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:45,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:12:45,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:45,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-24 23:12:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-24 23:12:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:12:45,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:45,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:45,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:45,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:45,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:45,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-11-24 23:12:45,366 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-11-24 23:12:45,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:12:45,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:45,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:45,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:12:45,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:45,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:12:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:45,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 68 transitions. [2023-11-24 23:12:45,822 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-11-24 23:12:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:12:45,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:45,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:45,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:45,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 65 states and 70 transitions. [2023-11-24 23:12:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2023-11-24 23:12:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:12:45,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:45,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:45,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:45,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 72 transitions. [2023-11-24 23:12:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-11-24 23:12:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:12:46,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:46,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:46,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:12:46,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:12:46,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:46,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 79 transitions. [2023-11-24 23:12:46,541 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2023-11-24 23:12:46,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:12:46,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:46,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:46,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:12:46,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:46,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 88 transitions. [2023-11-24 23:12:47,017 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2023-11-24 23:12:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:12:47,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:47,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:47,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:12:47,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:47,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:47,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 80 states and 90 transitions. [2023-11-24 23:12:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2023-11-24 23:12:47,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:12:47,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:47,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:47,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:12:47,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:47,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 93 transitions. [2023-11-24 23:12:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2023-11-24 23:12:47,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:12:47,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:47,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:47,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:47,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:47,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 104 transitions. [2023-11-24 23:12:47,993 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2023-11-24 23:12:47,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:12:47,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:47,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:48,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:12:48,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:48,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 100 states and 123 transitions. [2023-11-24 23:12:48,874 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2023-11-24 23:12:48,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:12:48,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:48,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:48,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:48,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 101 states and 124 transitions. [2023-11-24 23:12:48,964 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 124 transitions. [2023-11-24 23:12:48,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:12:48,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:48,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:48,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:12:48,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:50,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 114 states and 144 transitions. [2023-11-24 23:12:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2023-11-24 23:12:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:12:50,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:50,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:50,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:50,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:00,417 WARN L876 $PredicateComparison]: unable to prove that (or (< 0 (+ |c_ULTIMATE.start_main_~x~0#1| 9223372034707292161)) (exists ((v_z_1 Int)) (and (<= v_z_1 4294967295) (exists ((|v_ULTIMATE.start_main_~x~0#1_53| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~x~0#1_53| v_z_1))) (and (<= |v_ULTIMATE.start_main_~x~0#1_53| (+ .cse0 9223372036854775808)) (<= .cse0 (+ |v_ULTIMATE.start_main_~x~0#1_53| |c_ULTIMATE.start_main_~x~0#1|))))) (<= 1 v_z_1)))) is different from true [2023-11-24 23:13:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:13:10,982 WARN L854 $PredicateComparison]: unable to prove that (not (or (< 0 (+ |c_ULTIMATE.start_main_~x~0#1| 9223372034707292161)) (exists ((v_z_1 Int)) (and (<= v_z_1 4294967295) (exists ((|v_ULTIMATE.start_main_~x~0#1_53| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~x~0#1_53| v_z_1))) (and (<= |v_ULTIMATE.start_main_~x~0#1_53| (+ .cse0 9223372036854775808)) (<= .cse0 (+ |v_ULTIMATE.start_main_~x~0#1_53| |c_ULTIMATE.start_main_~x~0#1|))))) (<= 1 v_z_1))))) is different from false [2023-11-24 23:13:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:10,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 115 states and 148 transitions. [2023-11-24 23:13:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 148 transitions. [2023-11-24 23:13:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:13:10,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:10,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:11,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:11,030 INFO L285 TraceCheckSpWp]: Computing forward predicates...