./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL --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 a8cbadc91a04c54d3edeab185746e7079308438831f961005daba56edf159b5c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:29:06,092 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:29:06,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:29:06,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:29:06,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:29:06,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:29:06,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:29:06,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:29:06,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:29:06,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:29:06,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:29:06,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:29:06,259 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:29:06,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:29:06,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:29:06,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:29:06,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:29:06,262 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:29:06,263 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:29:06,264 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:29:06,264 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:29:06,265 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:29:06,266 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:29:06,266 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:29:06,267 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:29:06,268 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:29:06,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:29:06,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:29:06,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:06,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:29:06,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:29:06,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:29:06,272 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:29:06,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:29:06,273 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:29:06,274 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_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8cbadc91a04c54d3edeab185746e7079308438831f961005daba56edf159b5c [2023-11-19 03:29:06,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:29:06,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:29:06,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:29:06,645 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:29:06,647 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:29:06,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2023-11-19 03:29:10,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:10,422 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:10,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2023-11-19 03:29:10,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/data/e3ae9dd27/7ebe164a156a4a86a23d145f81fa2672/FLAG2e42f4a46 [2023-11-19 03:29:10,446 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/data/e3ae9dd27/7ebe164a156a4a86a23d145f81fa2672 [2023-11-19 03:29:10,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:10,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:10,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:10,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:10,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:10,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48cef534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10, skipping insertion in model container [2023-11-19 03:29:10,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,481 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:10,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:10,649 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:29:10,671 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:10,683 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:29:10,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10 WrapperNode [2023-11-19 03:29:10,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:10,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:10,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:29:10,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:29:10,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,722 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-19 03:29:10,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:10,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:29:10,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:29:10,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:29:10,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,740 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:29:10,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:29:10,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:29:10,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:29:10,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:10" (1/1) ... [2023-11-19 03:29:10,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:10,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:29:10,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:29:10,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc85e660-d8a8-491b-83e9-9df6154b3d6b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:29:10,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:29:10,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:29:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:29:10,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:29:10,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:29:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:29:10,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:29:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:29:10,960 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:29:10,962 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:29:11,316 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:29:11,356 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:29:11,356 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:29:11,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:11 BoogieIcfgContainer [2023-11-19 03:29:11,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:29:11,362 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:29:11,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:29:11,374 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:29:11,374 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:11" (1/1) ... [2023-11-19 03:29:11,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:29:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2023-11-19 03:29:11,449 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-19 03:29:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:29:11,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:11,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:11,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:29:11,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:11,867 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:12,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:12,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 80 transitions. [2023-11-19 03:29:12,039 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2023-11-19 03:29:12,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:29:12,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:12,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:12,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:29:12,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:12,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 79 transitions. [2023-11-19 03:29:12,314 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-11-19 03:29:12,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:29:12,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:12,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:12,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:29:12,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:12,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 81 transitions. [2023-11-19 03:29:12,688 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-19 03:29:12,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:29:12,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:12,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:12,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:29:12,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:12,790 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:13,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:13,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 85 transitions. [2023-11-19 03:29:13,211 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2023-11-19 03:29:13,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:29:13,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:13,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:13,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:29:13,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:14,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 91 transitions. [2023-11-19 03:29:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2023-11-19 03:29:14,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:29:14,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:14,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:14,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:29:14,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 87 states and 95 transitions. [2023-11-19 03:29:15,035 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2023-11-19 03:29:15,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:29:15,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:15,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:15,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:29:15,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:15,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:15,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 93 states and 104 transitions. [2023-11-19 03:29:15,716 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions. [2023-11-19 03:29:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:29:15,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:15,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:15,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:29:15,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:15,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 115 transitions. [2023-11-19 03:29:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2023-11-19 03:29:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:29:16,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:16,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:16,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:29:16,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:18,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 128 transitions. [2023-11-19 03:29:18,566 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 128 transitions. [2023-11-19 03:29:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:29:18,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:29:18,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:26,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 142 transitions. [2023-11-19 03:29:26,326 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2023-11-19 03:29:26,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:29:26,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:26,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:26,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:29:26,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:29,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 127 states and 155 transitions. [2023-11-19 03:29:29,958 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 155 transitions. [2023-11-19 03:29:29,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:29:29,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:29,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:30,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:29:30,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:30,711 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:33,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 138 states and 168 transitions. [2023-11-19 03:29:33,148 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions. [2023-11-19 03:29:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:29:33,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:33,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:33,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:33,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:33,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:33,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:33,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 141 states and 173 transitions. [2023-11-19 03:29:33,499 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions. [2023-11-19 03:29:33,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:29:33,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:33,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:33,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:33,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:35,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:35,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 193 transitions. [2023-11-19 03:29:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 193 transitions. [2023-11-19 03:29:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:29:35,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:35,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:35,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:35,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 159 states and 200 transitions. [2023-11-19 03:29:35,706 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 200 transitions. [2023-11-19 03:29:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:29:35,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:35,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:35,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:35,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:37,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 174 states and 222 transitions. [2023-11-19 03:29:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 222 transitions. [2023-11-19 03:29:37,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:29:37,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:37,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:37,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:37,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:37,644 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:39,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 180 states and 233 transitions. [2023-11-19 03:29:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 233 transitions. [2023-11-19 03:29:39,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:29:39,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:39,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:39,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:39,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:39,423 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:40,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 183 states and 237 transitions. [2023-11-19 03:29:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 237 transitions. [2023-11-19 03:29:40,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:29:40,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:40,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:40,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:40,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 189 states and 247 transitions. [2023-11-19 03:29:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2023-11-19 03:29:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:29:41,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:41,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:41,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:41,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:42,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 193 states and 252 transitions. [2023-11-19 03:29:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2023-11-19 03:29:42,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:29:42,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:42,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:42,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:42,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 200 states and 263 transitions. [2023-11-19 03:29:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 263 transitions. [2023-11-19 03:29:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:29:45,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:45,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:45,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:29:45,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:46,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:48,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 207 states and 277 transitions. [2023-11-19 03:29:48,375 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 277 transitions. [2023-11-19 03:29:48,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:29:48,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:48,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:48,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:48,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:48,550 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 215 states and 290 transitions. [2023-11-19 03:29:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 290 transitions. [2023-11-19 03:29:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:29:51,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:51,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:51,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:29:51,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 224 states and 306 transitions. [2023-11-19 03:29:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 306 transitions. [2023-11-19 03:29:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:29:58,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:58,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:58,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:58,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:58,881 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.