./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 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_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/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_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-03 04:26:17,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:26:17,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:26:17,293 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:26:17,294 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:26:17,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:26:17,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:26:17,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:26:17,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:26:17,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:26:17,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:26:17,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:26:17,319 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:26:17,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:26:17,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:26:17,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:26:17,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:26:17,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:26:17,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:26:17,323 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:26:17,323 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:26:17,324 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:26:17,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:26:17,325 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:26:17,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:26:17,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:26:17,326 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:26:17,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:26:17,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:26:17,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:26:17,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:26:17,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:26:17,328 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:26:17,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:26:17,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:26:17,329 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_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5913f104892d2161c7fca45f1b4b94f25718ce08a5c1f24a1d3fced8b0f4ce5 [2023-12-03 04:26:17,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:26:17,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:26:17,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:26:17,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:26:17,580 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:26:17,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound10.c [2023-12-03 04:26:20,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:26:20,538 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:26:20,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/sv-benchmarks/c/nla-digbench-scaling/geo1-u_valuebound10.c [2023-12-03 04:26:20,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/data/c7018e9c0/b6da5fc5f783434c87745f106cdf13bd/FLAG71b5dcbad [2023-12-03 04:26:20,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/data/c7018e9c0/b6da5fc5f783434c87745f106cdf13bd [2023-12-03 04:26:20,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:26:20,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:26:20,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:26:20,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:26:20,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:26:20,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47cf04d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20, skipping insertion in model container [2023-12-03 04:26:20,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:26:20,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:26:20,760 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:26:20,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:26:20,793 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:26:20,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20 WrapperNode [2023-12-03 04:26:20,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:26:20,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:26:20,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:26:20,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:26:20,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,809 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,833 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-12-03 04:26:20,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:26:20,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:26:20,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:26:20,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:26:20,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:26:20,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:26:20,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:26:20,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:26:20,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:26:20" (1/1) ... [2023-12-03 04:26:20,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:26:20,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:26:20,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:26:20,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3434101f-f23e-4615-8632-b25b31117994/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:26:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:26:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:26:20,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:26:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:26:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:26:20,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:26:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:26:20,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:26:20,995 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:26:20,998 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:26:21,248 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:26:21,279 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:26:21,279 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:26:21,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:21 BoogieIcfgContainer [2023-12-03 04:26:21,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:26:21,282 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:26:21,282 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:26:21,292 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:26:21,292 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:26:21" (1/1) ... [2023-12-03 04:26:21,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:26:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:21,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-12-03 04:26:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-12-03 04:26:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:26:21,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:21,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:21,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:26:21,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-12-03 04:26:21,554 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-12-03 04:26:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:26:21,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:21,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:21,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:21,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:21,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:21,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-12-03 04:26:21,625 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-12-03 04:26:21,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:26:21,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:21,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:21,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:26:21,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:21,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 68 transitions. [2023-12-03 04:26:21,896 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-12-03 04:26:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:26:21,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:21,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:21,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:21,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:21,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:21,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 65 states and 70 transitions. [2023-12-03 04:26:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2023-12-03 04:26:21,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:26:21,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:21,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:21,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:21,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:22,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 72 transitions. [2023-12-03 04:26:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-12-03 04:26:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:26:22,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:22,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:22,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:26:22,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:22,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:26:22,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:22,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 79 transitions. [2023-12-03 04:26:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2023-12-03 04:26:22,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:26:22,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:22,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:22,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:26:22,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:22,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:22,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:22,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 88 transitions. [2023-12-03 04:26:22,877 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2023-12-03 04:26:22,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:26:22,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:22,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:22,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:26:22,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:23,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 80 states and 90 transitions. [2023-12-03 04:26:23,117 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2023-12-03 04:26:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:26:23,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:23,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:23,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:26:23,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:23,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 93 transitions. [2023-12-03 04:26:23,311 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2023-12-03 04:26:23,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:26:23,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:23,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:23,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:23,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:23,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:23,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 104 transitions. [2023-12-03 04:26:23,726 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2023-12-03 04:26:23,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:26:23,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:23,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:23,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:26:23,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:24,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:24,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 100 states and 123 transitions. [2023-12-03 04:26:24,361 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2023-12-03 04:26:24,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:26:24,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:24,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:24,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:24,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 101 states and 124 transitions. [2023-12-03 04:26:24,429 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 124 transitions. [2023-12-03 04:26:24,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:26:24,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:24,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:24,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:26:24,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:24,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:26:25,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 114 states and 144 transitions. [2023-12-03 04:26:25,250 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2023-12-03 04:26:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:26:25,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:25,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:26:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:25,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:26:25,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:27:08,627 WARN L854 $PredicateComparison]: unable to prove that (not (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 [2023-12-03 04:27:08,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 115 states and 146 transitions. [2023-12-03 04:27:08,745 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2023-12-03 04:27:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:27:08,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:08,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:08,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:27:08,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:27:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:44,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 118 states and 151 transitions. [2023-12-03 04:27:44,698 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 151 transitions. [2023-12-03 04:27:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:27:44,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:44,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:44,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:27:44,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:45,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:28:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:00,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 120 states and 155 transitions. [2023-12-03 04:28:00,460 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 155 transitions. [2023-12-03 04:28:00,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:28:00,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:00,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:00,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:28:00,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:11,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:28:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 124 states and 161 transitions. [2023-12-03 04:28:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 161 transitions. [2023-12-03 04:28:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:28:27,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:27,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:27,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:28:27,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:29:18,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:18,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 134 states and 177 transitions. [2023-12-03 04:29:18,592 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 177 transitions. [2023-12-03 04:29:18,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:29:18,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:18,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:18,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:29:18,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:18,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:29:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:18,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 133 states and 176 transitions. [2023-12-03 04:29:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 176 transitions. [2023-12-03 04:29:18,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:29:18,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:18,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:18,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:29:18,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:29:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 134 states and 178 transitions. [2023-12-03 04:29:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 178 transitions. [2023-12-03 04:29:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:29:23,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:23,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:23,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:29:23,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:30:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 140 states and 187 transitions. [2023-12-03 04:30:18,745 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 187 transitions. [2023-12-03 04:30:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:30:18,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:18,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:18,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:30:18,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:20,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:31:29,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 199 transitions. [2023-12-03 04:31:29,111 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2023-12-03 04:31:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 04:31:29,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:29,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:29,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:31:29,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:31,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:32:34,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:34,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 155 states and 216 transitions. [2023-12-03 04:32:34,321 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 216 transitions. [2023-12-03 04:32:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:32:34,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:34,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:34,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:32:34,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:35,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:34:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:54,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 165 states and 233 transitions. [2023-12-03 04:34:54,538 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 233 transitions. [2023-12-03 04:34:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:34:54,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:54,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:54,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:34:54,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:35:05,529 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:35:50,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 170 states and 242 transitions. [2023-12-03 04:35:50,506 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 242 transitions. [2023-12-03 04:35:50,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:35:50,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:50,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:50,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:35:50,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:35:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:36:19,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:19,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 172 states and 246 transitions. [2023-12-03 04:36:19,703 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 246 transitions. [2023-12-03 04:36:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:36:19,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:19,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:19,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:36:19,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:36:44,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:44,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 172 states and 245 transitions. [2023-12-03 04:36:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 245 transitions. [2023-12-03 04:36:44,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:36:44,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:44,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:44,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:36:44,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:37:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 178 states and 253 transitions. [2023-12-03 04:37:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 253 transitions. [2023-12-03 04:37:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:37:29,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:29,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:29,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 04:37:29,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:38:01,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 185 states and 263 transitions. [2023-12-03 04:38:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 263 transitions. [2023-12-03 04:38:01,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:38:01,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:01,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:01,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:38:01,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:38:01,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:38:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 192 states and 271 transitions. [2023-12-03 04:38:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 271 transitions. [2023-12-03 04:38:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:38:05,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:05,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:05,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:38:05,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:38:07,124 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:38:14,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 198 states and 285 transitions. [2023-12-03 04:38:14,259 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 285 transitions. [2023-12-03 04:38:14,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:38:14,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:14,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:14,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:38:14,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:38:14,338 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:38:53,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-12-03 04:38:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 209 states and 301 transitions. [2023-12-03 04:38:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 301 transitions. [2023-12-03 04:38:53,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 04:38:53,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:53,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:53,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:38:53,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:39:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:39:31,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:31,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 228 states and 339 transitions. [2023-12-03 04:39:31,728 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 339 transitions. [2023-12-03 04:39:31,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 04:39:31,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:31,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:31,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:39:31,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:39:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:40:16,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:16,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 235 states and 355 transitions. [2023-12-03 04:40:16,619 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 355 transitions. [2023-12-03 04:40:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 04:40:16,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:16,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:40:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:16,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:40:16,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:40:16,677 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:40:48,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:48,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 246 states and 371 transitions. [2023-12-03 04:40:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 371 transitions. [2023-12-03 04:40:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:40:48,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:48,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:40:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:48,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:40:48,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:40:48,313 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:41:01,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:01,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 248 states and 373 transitions. [2023-12-03 04:41:01,488 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 373 transitions. [2023-12-03 04:41:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:41:01,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:01,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:01,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:41:01,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:41:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 04:41:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:05,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 250 states and 376 transitions. [2023-12-03 04:41:05,861 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 376 transitions. [2023-12-03 04:41:05,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 04:41:05,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:05,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:05,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 04:41:05,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:41:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.