./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/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_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/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 32bit --witnessprinter.graph.data.programhash f5913f104892d2161c7fca45f1b4b94f25718ce08a5c1f24a1d3fced8b0f4ce5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:16,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:16,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:30:16,389 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:16,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:16,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:16,419 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:16,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:16,421 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:16,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:16,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:16,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:16,427 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:30:16,429 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:16,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:30:16,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:16,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:16,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:16,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:16,432 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:16,432 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:16,433 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:30:16,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:16,434 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:16,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:16,435 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:16,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:16,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:16,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:16,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:16,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:16,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:16,439 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:16,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:16,440 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:16,440 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_e2facef6-62f5-4673-8d7c-891985de7376/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5913f104892d2161c7fca45f1b4b94f25718ce08a5c1f24a1d3fced8b0f4ce5 [2023-11-23 20:30:16,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:16,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:16,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:16,725 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:16,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:16,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound10.c [2023-11-23 20:30:19,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:20,082 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:20,083 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound10.c [2023-11-23 20:30:20,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/data/306ae9623/f34719dc96d8401abbe0b49ad48a1994/FLAGe147d70e4 [2023-11-23 20:30:20,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/data/306ae9623/f34719dc96d8401abbe0b49ad48a1994 [2023-11-23 20:30:20,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:20,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:20,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:20,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:20,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:20,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d464f0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20, skipping insertion in model container [2023-11-23 20:30:20,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:20,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:20,377 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:20,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:20,408 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:20,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20 WrapperNode [2023-11-23 20:30:20,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:20,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:20,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:20,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:20,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,461 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-23 20:30:20,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:20,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:20,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:20,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:20,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:20,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:20,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:20,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:20,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:20" (1/1) ... [2023-11-23 20:30:20,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:20,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:20,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:20,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2facef6-62f5-4673-8d7c-891985de7376/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:20,577 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:30:20,577 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:30:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:20,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:30:20,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:30:20,647 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:20,650 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:21,020 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:21,060 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:21,060 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:30:21,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:21 BoogieIcfgContainer [2023-11-23 20:30:21,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:21,063 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:21,064 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:21,074 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:21,074 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:21" (1/1) ... [2023-11-23 20:30:21,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:21,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-23 20:30:21,160 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-23 20:30:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:30:21,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:21,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:21,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:30:21,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:21,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:21,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-23 20:30:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-23 20:30:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:30:21,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:21,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:21,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:21,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:21,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:21,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-11-23 20:30:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-11-23 20:30:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:30:21,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:21,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:21,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:21,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:21,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:21,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2023-11-23 20:30:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2023-11-23 20:30:21,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:30:21,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:21,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:21,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:21,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:21,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:21,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2023-11-23 20:30:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2023-11-23 20:30:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:30:21,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:21,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:21,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:21,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:21,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:21,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:21,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 64 states and 68 transitions. [2023-11-23 20:30:21,962 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-11-23 20:30:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:30:21,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:21,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:22,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:22,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:22,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:22,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2023-11-23 20:30:22,223 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2023-11-23 20:30:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:30:22,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:22,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:22,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:22,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:22,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2023-11-23 20:30:22,605 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2023-11-23 20:30:22,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:30:22,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:22,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:22,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:22,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:22,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:22,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:22,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 78 states and 86 transitions. [2023-11-23 20:30:22,857 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2023-11-23 20:30:22,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:30:22,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:22,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:22,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:22,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:22,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:23,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2023-11-23 20:30:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2023-11-23 20:30:23,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:23,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:23,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:23,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:23,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2023-11-23 20:30:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2023-11-23 20:30:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:23,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:23,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:23,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:23,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:23,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:23,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:23,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 98 states and 119 transitions. [2023-11-23 20:30:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 119 transitions. [2023-11-23 20:30:23,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:30:23,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:23,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:24,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 99 states and 120 transitions. [2023-11-23 20:30:24,069 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 120 transitions. [2023-11-23 20:30:24,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:30:24,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:30:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 140 transitions. [2023-11-23 20:30:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 140 transitions. [2023-11-23 20:30:24,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:30:24,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:35,195 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 [2023-11-23 20:30:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.