./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.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_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/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_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/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_22885059-2f36-410d-983a-eef6ff621b54/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 aca349e1b3075e13240eff0eeaaa2d6c5037eeae5747b24322472cf3e2c19f6a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:40,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:40,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:17:40,245 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:17:40,246 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:17:40,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:40,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:40,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:40,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:40,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:40,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:40,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:40,276 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:17:40,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:17:40,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:17:40,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:40,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:40,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:40,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:40,280 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:40,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:40,289 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:17:40,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:40,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:40,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:40,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:40,294 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:40,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:40,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:40,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:40,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:40,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:40,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:17:40,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:17:40,298 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:40,298 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_22885059-2f36-410d-983a-eef6ff621b54/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aca349e1b3075e13240eff0eeaaa2d6c5037eeae5747b24322472cf3e2c19f6a [2023-11-23 20:17:40,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:40,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:40,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:40,616 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:40,617 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:40,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c [2023-11-23 20:17:43,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:43,990 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:43,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c [2023-11-23 20:17:43,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/data/173dfb13f/6c1e3881eef640a6be517ad5e1faf268/FLAG19062ad1d [2023-11-23 20:17:44,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/data/173dfb13f/6c1e3881eef640a6be517ad5e1faf268 [2023-11-23 20:17:44,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:44,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:44,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:44,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:44,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:44,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3ab8a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44, skipping insertion in model container [2023-11-23 20:17:44,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,055 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:44,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:44,311 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:44,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:44,359 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:44,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44 WrapperNode [2023-11-23 20:17:44,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:44,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:44,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:44,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:44,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,428 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-23 20:17:44,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:44,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:44,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:44,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:44,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,450 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:44,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:44,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:44,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:44,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:44" (1/1) ... [2023-11-23 20:17:44,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:44,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:44,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:44,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22885059-2f36-410d-983a-eef6ff621b54/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:17:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:17:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:17:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:17:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:17:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:17:44,632 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:44,635 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:45,054 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:45,108 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:45,109 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:17:45,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:45 BoogieIcfgContainer [2023-11-23 20:17:45,111 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:45,112 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:45,112 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:45,123 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:45,124 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:45" (1/1) ... [2023-11-23 20:17:45,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:45,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:45,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-11-23 20:17:45,215 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-11-23 20:17:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:45,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:45,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:45,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:45,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:45,484 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 20:17:45,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:45,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-23 20:17:45,538 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-23 20:17:45,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:45,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:45,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:45,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:45,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:45,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 76 transitions. [2023-11-23 20:17:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-23 20:17:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:17:45,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:45,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:45,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:45,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:45,850 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 20:17:46,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 81 transitions. [2023-11-23 20:17:46,041 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-23 20:17:46,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:17:46,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:46,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:46,097 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 20:17:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 83 transitions. [2023-11-23 20:17:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2023-11-23 20:17:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:17:46,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:46,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:46,341 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 20:17:46,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 86 transitions. [2023-11-23 20:17:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2023-11-23 20:17:46,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:17:46,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:46,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:46,660 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 20:17:46,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 89 transitions. [2023-11-23 20:17:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2023-11-23 20:17:46,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:46,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:46,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:46,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:46,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:46,832 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 20:17:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 93 transitions. [2023-11-23 20:17:47,217 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2023-11-23 20:17:47,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:47,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:47,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:47,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:47,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:47,368 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 20:17:48,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:48,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 91 states and 105 transitions. [2023-11-23 20:17:48,170 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2023-11-23 20:17:48,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:17:48,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:48,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:48,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:48,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:48,285 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 20:17:48,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 95 states and 112 transitions. [2023-11-23 20:17:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2023-11-23 20:17:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:48,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:48,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:49,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:49,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:49,099 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 20:17:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 99 states and 118 transitions. [2023-11-23 20:17:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2023-11-23 20:17:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:17:49,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:49,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:49,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:49,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:49,938 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 20:17:49,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 119 transitions. [2023-11-23 20:17:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2023-11-23 20:17:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:17:49,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:49,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:50,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:50,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:50,107 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 20:17:50,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:50,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 124 transitions. [2023-11-23 20:17:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2023-11-23 20:17:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:17:50,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:50,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:50,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:50,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:50,563 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 20:17:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 117 states and 145 transitions. [2023-11-23 20:17:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 145 transitions. [2023-11-23 20:17:51,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:17:51,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:51,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:51,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:51,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:51,839 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 20:17:53,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 121 states and 152 transitions. [2023-11-23 20:17:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-23 20:17:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:17:53,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:53,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:53,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:53,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:53,411 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 20:17:54,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:54,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 175 transitions. [2023-11-23 20:17:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 175 transitions. [2023-11-23 20:17:54,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:17:54,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:54,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:54,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:54,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:55,106 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 20:17:55,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:55,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 135 states and 174 transitions. [2023-11-23 20:17:55,732 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 174 transitions. [2023-11-23 20:17:55,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:17:55,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:55,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:55,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:55,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:56,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:56,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 178 transitions. [2023-11-23 20:17:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 178 transitions. [2023-11-23 20:17:57,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:57,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:57,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:57,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:57,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:57,107 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 20:17:59,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:59,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 191 transitions. [2023-11-23 20:17:59,251 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 191 transitions. [2023-11-23 20:17:59,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:59,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:59,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:59,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:59,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:59,321 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 20:18:00,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:00,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 150 states and 196 transitions. [2023-11-23 20:18:00,036 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-23 20:18:00,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:18:00,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:00,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:00,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:00,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:00,216 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 20:18:03,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:03,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 157 states and 207 transitions. [2023-11-23 20:18:03,972 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 207 transitions. [2023-11-23 20:18:03,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:18:03,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:03,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:03,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:03,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,026 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 20:18:04,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:04,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 156 states and 206 transitions. [2023-11-23 20:18:04,065 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2023-11-23 20:18:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:18:04,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:04,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:04,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:04,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:04,275 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 20:18:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:06,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 164 states and 218 transitions. [2023-11-23 20:18:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-11-23 20:18:06,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:18:06,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:06,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:06,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:06,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:06,297 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 20:18:07,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:07,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 170 states and 225 transitions. [2023-11-23 20:18:07,310 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2023-11-23 20:18:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:18:07,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:07,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:07,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:07,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:07,561 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 20:18:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:12,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 238 transitions. [2023-11-23 20:18:12,325 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2023-11-23 20:18:12,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:18:12,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:12,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:12,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:12,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:12,383 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 20:18:14,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:14,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 186 states and 248 transitions. [2023-11-23 20:18:14,656 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-11-23 20:18:14,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:18:14,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:14,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:14,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:14,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:14,833 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 20:18:19,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 196 states and 262 transitions. [2023-11-23 20:18:19,259 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2023-11-23 20:18:19,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:18:19,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:19,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:19,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:19,311 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 20:18:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 204 states and 273 transitions. [2023-11-23 20:18:22,230 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2023-11-23 20:18:22,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:18:22,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:22,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:22,627 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 20:18:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 215 states and 288 transitions. [2023-11-23 20:18:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2023-11-23 20:18:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:18:38,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:38,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:38,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:18:38,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:18:38,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.