./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/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_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/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_816e29ac-8837-43d4-aa1b-3211896f952c/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 3a8c18680ee51ca2bbe0e4a07dd84bab232d284803c9048b6920d8cc21098c30 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:33,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:34,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:10:34,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:34,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:34,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:34,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:34,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:34,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:34,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:34,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:34,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:34,088 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:34,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:34,090 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:34,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:34,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:34,092 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:34,092 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:34,092 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:10:34,093 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:10:34,094 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:34,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:34,094 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:34,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:34,096 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:34,096 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:34,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:34,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:34,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:34,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:34,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:34,100 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:34,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:34,100 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:34,100 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_816e29ac-8837-43d4-aa1b-3211896f952c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a8c18680ee51ca2bbe0e4a07dd84bab232d284803c9048b6920d8cc21098c30 [2023-11-24 23:10:34,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:34,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:34,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:34,448 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:34,449 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:34,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound100.c [2023-11-24 23:10:37,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:37,898 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:37,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound100.c [2023-11-24 23:10:37,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/data/287fc9379/36b9642c7f1a433f8f1b251672397773/FLAGa615404dd [2023-11-24 23:10:37,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/data/287fc9379/36b9642c7f1a433f8f1b251672397773 [2023-11-24 23:10:37,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:37,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:37,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:37,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:37,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:37,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:37" (1/1) ... [2023-11-24 23:10:37,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343b6e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:37, skipping insertion in model container [2023-11-24 23:10:37,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:37" (1/1) ... [2023-11-24 23:10:37,956 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:38,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:38,169 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:38,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:38,200 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:38,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38 WrapperNode [2023-11-24 23:10:38,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:38,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:38,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:38,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:38,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,242 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-24 23:10:38,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:38,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:38,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:38,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:38,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:38,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:38,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:38,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:38,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:38,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:38,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:38,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816e29ac-8837-43d4-aa1b-3211896f952c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:10:38,374 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:10:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:10:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:10:38,457 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:38,460 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:38,797 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:38,843 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:38,843 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:10:38,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:38 BoogieIcfgContainer [2023-11-24 23:10:38,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:38,846 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:38,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:38,854 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:38,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:38,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-24 23:10:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-24 23:10:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:38,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:38,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:39,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:39,098 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 23:10:39,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-24 23:10:39,121 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-24 23:10:39,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:10:39,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:39,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:39,196 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 23:10:39,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-11-24 23:10:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-11-24 23:10:39,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:39,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:10:39,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:39,410 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 23:10:39,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 68 transitions. [2023-11-24 23:10:39,628 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-11-24 23:10:39,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:10:39,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:39,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:39,673 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 23:10:39,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 65 states and 70 transitions. [2023-11-24 23:10:39,698 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2023-11-24 23:10:39,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:10:39,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:39,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:39,795 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 23:10:39,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 72 transitions. [2023-11-24 23:10:39,854 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-11-24 23:10:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:39,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:10:39,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:39,991 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 23:10:40,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:40,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 79 transitions. [2023-11-24 23:10:40,264 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2023-11-24 23:10:40,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:40,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:40,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:40,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:10:40,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:40,404 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 23:10:40,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 88 transitions. [2023-11-24 23:10:40,721 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2023-11-24 23:10:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:10:40,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:40,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:40,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:40,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:40,818 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 23:10:41,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 80 states and 90 transitions. [2023-11-24 23:10:41,032 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2023-11-24 23:10:41,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:10:41,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:10:41,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:41,162 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 23:10:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 93 transitions. [2023-11-24 23:10:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2023-11-24 23:10:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:10:41,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:41,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:41,769 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 23:10:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 104 transitions. [2023-11-24 23:10:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2023-11-24 23:10:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:10:42,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:42,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:42,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:42,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:42,493 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 23:10:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:43,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 100 states and 123 transitions. [2023-11-24 23:10:43,139 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2023-11-24 23:10:43,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:10:43,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:43,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:43,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:43,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:43,196 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 23:10:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 101 states and 124 transitions. [2023-11-24 23:10:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 124 transitions. [2023-11-24 23:10:43,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:10:43,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:43,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:43,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:43,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:43,360 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 23:10:44,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 114 states and 144 transitions. [2023-11-24 23:10:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2023-11-24 23:10:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:10:44,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:44,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:44,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:44,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:54,927 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 23:10:54,928 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 23:11:05,758 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 23:11:05,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:05,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 115 states and 148 transitions. [2023-11-24 23:11:05,763 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 148 transitions. [2023-11-24 23:11:05,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:11:05,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:05,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:05,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:05,791 INFO L285 TraceCheckSpWp]: Computing forward predicates...