./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:24,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:24,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:17:24,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:17:24,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:17:24,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:24,276 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:24,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:24,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:24,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:24,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:24,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:24,281 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:17:24,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:17:24,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:17:24,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:24,283 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:24,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:24,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:24,285 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:24,285 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:24,286 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:17:24,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:24,287 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:24,287 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:24,288 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:24,289 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:24,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:24,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:24,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:24,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:24,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:24,293 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:17:24,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:17:24,293 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:24,294 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_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 [2023-11-23 20:17:24,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:24,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:24,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:24,715 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:24,716 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:24,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2023-11-23 20:17:27,901 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:28,197 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:28,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2023-11-23 20:17:28,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/data/94646c7a3/c031776d2c014f988d58ae933b3bbb97/FLAG8c360aeb4 [2023-11-23 20:17:28,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/data/94646c7a3/c031776d2c014f988d58ae933b3bbb97 [2023-11-23 20:17:28,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:28,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:28,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:28,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:28,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:28,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7813d1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28, skipping insertion in model container [2023-11-23 20:17:28,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,287 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:28,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:28,562 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:28,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:28,651 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:28,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28 WrapperNode [2023-11-23 20:17:28,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:28,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:28,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:28,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:28,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,734 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2023-11-23 20:17:28,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:28,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:28,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:28,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:28,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:28,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:28,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:28,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:28,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:28" (1/1) ... [2023-11-23 20:17:28,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:28,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:28,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:28,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d8c301c-3110-4d32-8028-da2168d698dc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:17:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:17:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:17:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:17:29,044 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:29,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:30,002 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:30,049 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:30,049 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:17:30,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:30 BoogieIcfgContainer [2023-11-23 20:17:30,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:30,053 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:30,053 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:30,067 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:30,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:30" (1/1) ... [2023-11-23 20:17:30,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:30,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 299 states and 311 transitions. [2023-11-23 20:17:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 311 transitions. [2023-11-23 20:17:30,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:17:30,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-23 20:17:30,483 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-23 20:17:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:17:30,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:30,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-23 20:17:30,622 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-23 20:17:30,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:17:30,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 307 states and 322 transitions. [2023-11-23 20:17:30,877 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 322 transitions. [2023-11-23 20:17:30,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:17:30,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 308 states and 323 transitions. [2023-11-23 20:17:31,021 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 323 transitions. [2023-11-23 20:17:31,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:17:31,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 309 states and 324 transitions. [2023-11-23 20:17:31,128 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 324 transitions. [2023-11-23 20:17:31,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:17:31,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 310 states and 325 transitions. [2023-11-23 20:17:31,192 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 325 transitions. [2023-11-23 20:17:31,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:17:31,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 311 states and 326 transitions. [2023-11-23 20:17:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-23 20:17:31,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:17:31,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-23 20:17:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-23 20:17:31,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:17:31,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-23 20:17:31,373 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-23 20:17:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:17:31,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-23 20:17:31,403 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-23 20:17:31,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:31,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:31,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 315 states and 331 transitions. [2023-11-23 20:17:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 331 transitions. [2023-11-23 20:17:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:31,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:31,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-23 20:17:31,608 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-23 20:17:31,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:17:31,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:31,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:31,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-23 20:17:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-23 20:17:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:31,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:31,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:31,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 312 states and 328 transitions. [2023-11-23 20:17:31,797 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 328 transitions. [2023-11-23 20:17:31,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:17:31,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:31,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:32,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2023-11-23 20:17:32,203 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2023-11-23 20:17:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:17:32,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:32,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:32,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2023-11-23 20:17:32,254 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2023-11-23 20:17:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:17:32,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:32,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:32,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:32,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2023-11-23 20:17:32,437 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2023-11-23 20:17:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:17:32,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:32,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:32,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:32,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2023-11-23 20:17:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2023-11-23 20:17:32,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:17:32,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:32,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:32,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 312 states and 329 transitions. [2023-11-23 20:17:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2023-11-23 20:17:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:32,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:32,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:32,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:32,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:32,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:33,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 322 states and 340 transitions. [2023-11-23 20:17:33,235 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 340 transitions. [2023-11-23 20:17:33,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:17:33,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:33,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:33,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:33,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:33,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 323 states and 341 transitions. [2023-11-23 20:17:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 341 transitions. [2023-11-23 20:17:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:17:33,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:33,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:33,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:33,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:34,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:34,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 349 states and 373 transitions. [2023-11-23 20:17:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 373 transitions. [2023-11-23 20:17:34,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:17:34,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:34,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:34,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:34,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:34,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:34,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 350 states and 374 transitions. [2023-11-23 20:17:34,345 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 374 transitions. [2023-11-23 20:17:34,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:17:34,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:34,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:34,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:34,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:34,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:35,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 378 states and 409 transitions. [2023-11-23 20:17:35,233 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 409 transitions. [2023-11-23 20:17:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:17:35,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:35,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:35,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:36,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 407 states and 445 transitions. [2023-11-23 20:17:36,404 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 445 transitions. [2023-11-23 20:17:36,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:36,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:36,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:36,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:36,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 410 states and 450 transitions. [2023-11-23 20:17:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 450 transitions. [2023-11-23 20:17:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:17:36,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:36,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:37,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:37,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:37,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:37,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:37,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 413 states and 454 transitions. [2023-11-23 20:17:37,663 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 454 transitions. [2023-11-23 20:17:37,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:17:37,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:37,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:37,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:37,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:38,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:38,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 418 states and 462 transitions. [2023-11-23 20:17:38,645 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 462 transitions. [2023-11-23 20:17:38,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:17:38,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:38,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:38,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:38,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:38,808 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:39,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:39,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 424 states and 471 transitions. [2023-11-23 20:17:39,521 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 471 transitions. [2023-11-23 20:17:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:17:39,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:39,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:39,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:17:39,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:40,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 431 states and 479 transitions. [2023-11-23 20:17:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 479 transitions. [2023-11-23 20:17:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:17:40,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:40,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:40,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:40,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:41,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:41,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:41,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 435 states and 484 transitions. [2023-11-23 20:17:41,377 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 484 transitions. [2023-11-23 20:17:41,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:17:41,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:41,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:41,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:41,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:41,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 437 states and 488 transitions. [2023-11-23 20:17:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 488 transitions. [2023-11-23 20:17:41,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:17:41,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:41,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:41,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:41,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:42,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 440 states and 493 transitions. [2023-11-23 20:17:42,566 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 493 transitions. [2023-11-23 20:17:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:17:42,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:42,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:42,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:42,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:43,454 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:44,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 444 states and 499 transitions. [2023-11-23 20:17:44,562 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 499 transitions. [2023-11-23 20:17:44,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:17:44,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:44,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:44,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:44,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 448 states and 504 transitions. [2023-11-23 20:17:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 504 transitions. [2023-11-23 20:17:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:17:45,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:45,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:45,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:45,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:46,105 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 450 states and 508 transitions. [2023-11-23 20:17:46,996 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 508 transitions. [2023-11-23 20:17:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:17:46,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:47,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:17:48,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:48,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 451 states and 510 transitions. [2023-11-23 20:17:48,470 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 510 transitions. [2023-11-23 20:17:48,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:17:48,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:48,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:48,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:48,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:17:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-11-23 20:17:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-11-23 20:17:48,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:17:48,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:48,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:48,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:48,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:17:52,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:52,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 455 states and 518 transitions. [2023-11-23 20:17:52,295 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 518 transitions. [2023-11-23 20:17:52,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:52,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:52,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:52,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:52,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:17:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 461 states and 528 transitions. [2023-11-23 20:17:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 528 transitions. [2023-11-23 20:17:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:17:53,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:53,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:53,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:53,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:17:56,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:56,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 469 states and 541 transitions. [2023-11-23 20:17:56,075 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 541 transitions. [2023-11-23 20:17:56,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:17:56,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:56,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:56,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:56,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:17:58,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 478 states and 555 transitions. [2023-11-23 20:17:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 555 transitions. [2023-11-23 20:17:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:17:58,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:58,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:58,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:58,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:00,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 567 transitions. [2023-11-23 20:18:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 567 transitions. [2023-11-23 20:18:00,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:18:00,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:00,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:00,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:00,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:02,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 489 states and 571 transitions. [2023-11-23 20:18:02,017 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 571 transitions. [2023-11-23 20:18:02,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:18:02,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:02,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:02,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:02,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 492 states and 576 transitions. [2023-11-23 20:18:03,076 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-11-23 20:18:03,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:18:03,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:03,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:03,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 496 states and 580 transitions. [2023-11-23 20:18:03,657 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 580 transitions. [2023-11-23 20:18:03,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:18:03,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 500 states and 585 transitions. [2023-11-23 20:18:04,486 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 585 transitions. [2023-11-23 20:18:04,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:18:04,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:05,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:05,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 501 states and 587 transitions. [2023-11-23 20:18:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 587 transitions. [2023-11-23 20:18:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:18:05,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:05,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:05,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:18:05,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:06,127 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:18:06,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 503 states and 590 transitions. [2023-11-23 20:18:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 590 transitions. [2023-11-23 20:18:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:18:06,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:06,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:06,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:06,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:06,753 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:18:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:09,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 536 states and 633 transitions. [2023-11-23 20:18:09,504 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 633 transitions. [2023-11-23 20:18:09,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:18:09,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:09,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:09,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:09,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:09,623 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:18:09,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:09,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 537 states and 635 transitions. [2023-11-23 20:18:09,702 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 635 transitions. [2023-11-23 20:18:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:18:09,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:09,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:09,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:09,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:09,930 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:18:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 557 states and 663 transitions. [2023-11-23 20:18:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 663 transitions. [2023-11-23 20:18:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:18:13,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:13,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:13,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:13,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:18:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 559 states and 666 transitions. [2023-11-23 20:18:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 666 transitions. [2023-11-23 20:18:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:18:14,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:14,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:14,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:14,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:14,221 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:18:14,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:14,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 558 states and 665 transitions. [2023-11-23 20:18:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 665 transitions. [2023-11-23 20:18:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:18:14,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:14,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:14,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:18:14,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:14,736 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:18:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:18,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 578 states and 695 transitions. [2023-11-23 20:18:18,273 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 695 transitions. [2023-11-23 20:18:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:18:18,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:18,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:18,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:18,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:18,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.