./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi --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 72f1855a37efd37cce37062be898d726c14815dc11ea2d177e7b762da78d5470 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:01,017 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:01,116 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:05:01,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:01,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:01,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:01,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:01,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:01,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:01,162 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:01,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:01,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:01,163 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:01,165 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:01,165 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:01,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:01,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:01,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:01,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:01,167 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:05:01,168 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:05:01,169 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:01,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:01,169 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:01,170 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:01,171 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:01,171 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:01,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:01,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:01,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:01,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:01,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:01,174 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:01,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:01,175 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:01,175 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_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72f1855a37efd37cce37062be898d726c14815dc11ea2d177e7b762da78d5470 [2023-11-24 23:05:01,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:01,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:01,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:01,498 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:01,498 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:01,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.c [2023-11-24 23:05:04,589 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:04,810 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:04,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.c [2023-11-24 23:05:04,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/data/9dd2f276f/d82ebb3b30ea473b8c31f60052bdd5c6/FLAG2137054d5 [2023-11-24 23:05:04,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/data/9dd2f276f/d82ebb3b30ea473b8c31f60052bdd5c6 [2023-11-24 23:05:04,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:04,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:04,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:04,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:04,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:04,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:04" (1/1) ... [2023-11-24 23:05:04,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@689c0c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:04, skipping insertion in model container [2023-11-24 23:05:04,863 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:04" (1/1) ... [2023-11-24 23:05:04,890 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:05,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:05,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:05,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:05,104 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:05,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05 WrapperNode [2023-11-24 23:05:05,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:05,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:05,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:05,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:05,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,147 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-24 23:05:05,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:05,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:05,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:05,149 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:05,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:05,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:05,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:05,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:05,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:05,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:05,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:05,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1629bcc6-d01b-41ee-88c0-3d7eaf3798c1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:05,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:05,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:05,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:05:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:05:05,355 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:05,357 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:05,871 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:05,926 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:05,926 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:05:05,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:05 BoogieIcfgContainer [2023-11-24 23:05:05,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:05,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:05,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:05,938 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:05,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:05" (1/1) ... [2023-11-24 23:05:05,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:05:06,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-24 23:05:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-24 23:05:06,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:05:06,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-24 23:05:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-24 23:05:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:05:06,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-24 23:05:06,282 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-24 23:05:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:05:06,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-24 23:05:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-24 23:05:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:06,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-24 23:05:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-24 23:05:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:06,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2023-11-24 23:05:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2023-11-24 23:05:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:06,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-24 23:05:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-24 23:05:06,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:06,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:06,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2023-11-24 23:05:06,922 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-11-24 23:05:06,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:05:06,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:06,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2023-11-24 23:05:06,998 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2023-11-24 23:05:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:05:06,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:06,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:07,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:07,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:07,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-24 23:05:07,072 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-24 23:05:07,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:07,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:07,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:07,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:07,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:07,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-24 23:05:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-24 23:05:07,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:05:07,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:07,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:07,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:07,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:07,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 126 states and 135 transitions. [2023-11-24 23:05:07,641 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2023-11-24 23:05:07,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:05:07,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:07,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:07,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:07,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:07,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:07,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-11-24 23:05:07,794 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-11-24 23:05:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:07,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:07,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:07,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:07,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:07,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:08,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 131 states and 143 transitions. [2023-11-24 23:05:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2023-11-24 23:05:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:05:08,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:08,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:08,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:08,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:08,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 130 states and 142 transitions. [2023-11-24 23:05:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 142 transitions. [2023-11-24 23:05:08,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:05:08,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:08,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:08,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:08,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:08,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:08,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:08,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 133 states and 145 transitions. [2023-11-24 23:05:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 145 transitions. [2023-11-24 23:05:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:08,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:08,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:08,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:08,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:08,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 139 states and 151 transitions. [2023-11-24 23:05:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 151 transitions. [2023-11-24 23:05:08,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:08,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:08,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:08,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:08,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:08,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 140 states and 153 transitions. [2023-11-24 23:05:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 153 transitions. [2023-11-24 23:05:08,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:05:08,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:08,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:08,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:08,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:09,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:09,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 142 states and 157 transitions. [2023-11-24 23:05:09,111 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 157 transitions. [2023-11-24 23:05:09,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:05:09,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:09,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:09,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:09,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:09,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:09,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 145 states and 162 transitions. [2023-11-24 23:05:09,603 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 162 transitions. [2023-11-24 23:05:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:05:09,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:09,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:09,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:09,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:09,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 148 states and 167 transitions. [2023-11-24 23:05:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 167 transitions. [2023-11-24 23:05:09,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:05:09,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:09,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:09,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:09,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:10,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:10,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 170 states and 197 transitions. [2023-11-24 23:05:10,839 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 197 transitions. [2023-11-24 23:05:10,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:10,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:10,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:10,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:10,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:10,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 175 states and 206 transitions. [2023-11-24 23:05:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 206 transitions. [2023-11-24 23:05:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:11,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:11,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:11,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:11,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:12,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 198 states and 238 transitions. [2023-11-24 23:05:12,578 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 238 transitions. [2023-11-24 23:05:12,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:12,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:12,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:12,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:12,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 201 states and 242 transitions. [2023-11-24 23:05:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 242 transitions. [2023-11-24 23:05:13,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:05:13,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:13,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:13,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:13,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:13,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 204 states and 249 transitions. [2023-11-24 23:05:13,764 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 249 transitions. [2023-11-24 23:05:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:05:13,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:13,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:13,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:13,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:14,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 208 states and 254 transitions. [2023-11-24 23:05:14,885 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 254 transitions. [2023-11-24 23:05:14,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:05:14,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:14,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:14,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:14,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:15,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 212 states and 262 transitions. [2023-11-24 23:05:15,400 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 262 transitions. [2023-11-24 23:05:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:15,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:15,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 211 states and 261 transitions. [2023-11-24 23:05:15,449 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 261 transitions. [2023-11-24 23:05:15,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:15,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:15,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:15,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 210 states and 260 transitions. [2023-11-24 23:05:15,493 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 260 transitions. [2023-11-24 23:05:15,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:05:15,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:15,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:15,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:15,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:15,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 216 states and 267 transitions. [2023-11-24 23:05:17,144 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 267 transitions. [2023-11-24 23:05:17,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:05:17,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:17,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:17,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:18,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 225 states and 282 transitions. [2023-11-24 23:05:18,256 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 282 transitions. [2023-11-24 23:05:18,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:05:18,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:18,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:18,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:18,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 232 states and 291 transitions. [2023-11-24 23:05:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 291 transitions. [2023-11-24 23:05:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:05:19,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:19,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:19,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:19,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:20,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:20,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 244 states and 308 transitions. [2023-11-24 23:05:20,228 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 308 transitions. [2023-11-24 23:05:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:20,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:20,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:20,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:20,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:20,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:21,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 252 states and 318 transitions. [2023-11-24 23:05:21,308 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 318 transitions. [2023-11-24 23:05:21,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:21,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:21,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:21,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 270 states and 344 transitions. [2023-11-24 23:05:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 344 transitions. [2023-11-24 23:05:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:05:22,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:22,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:22,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:23,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 279 states and 355 transitions. [2023-11-24 23:05:23,866 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 355 transitions. [2023-11-24 23:05:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:05:23,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:23,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:23,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:25,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 289 states and 367 transitions. [2023-11-24 23:05:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 367 transitions. [2023-11-24 23:05:25,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:05:25,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:05:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 290 states and 368 transitions. [2023-11-24 23:05:25,922 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 368 transitions. [2023-11-24 23:05:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:25,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:25,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 289 states and 367 transitions. [2023-11-24 23:05:27,123 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 367 transitions. [2023-11-24 23:05:27,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:27,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:05:27,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:27,418 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 294 states and 376 transitions. [2023-11-24 23:05:27,975 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 376 transitions. [2023-11-24 23:05:27,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:05:27,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:28,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:28,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:28,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 293 states and 375 transitions. [2023-11-24 23:05:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 375 transitions. [2023-11-24 23:05:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:05:29,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 297 states and 383 transitions. [2023-11-24 23:05:29,449 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 383 transitions. [2023-11-24 23:05:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:05:29,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:29,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 382 transitions. [2023-11-24 23:05:29,492 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 382 transitions. [2023-11-24 23:05:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:05:29,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:29,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:29,639 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:30,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 301 states and 389 transitions. [2023-11-24 23:05:30,196 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 389 transitions. [2023-11-24 23:05:30,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:05:30,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:30,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 300 states and 388 transitions. [2023-11-24 23:05:32,089 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 388 transitions. [2023-11-24 23:05:32,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:05:32,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:32,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:32,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:36,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:36,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 315 states and 405 transitions. [2023-11-24 23:05:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 405 transitions. [2023-11-24 23:05:36,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:05:36,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:36,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:36,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:36,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:36,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 318 states and 410 transitions. [2023-11-24 23:05:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 410 transitions. [2023-11-24 23:05:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:05:36,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:36,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:37,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:37,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:37,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:38,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:38,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 317 states and 409 transitions. [2023-11-24 23:05:38,198 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2023-11-24 23:05:38,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:05:38,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:38,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:38,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:38,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:38,285 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:38,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 321 states and 414 transitions. [2023-11-24 23:05:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 414 transitions. [2023-11-24 23:05:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:05:38,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:38,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:38,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:38,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:38,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:44,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:44,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 338 states and 433 transitions. [2023-11-24 23:05:44,792 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 433 transitions. [2023-11-24 23:05:44,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:05:44,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:44,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:44,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:44,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 342 states and 439 transitions. [2023-11-24 23:05:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 439 transitions. [2023-11-24 23:05:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:05:45,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:45,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:45,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:05:45,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:48,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 341 states and 438 transitions. [2023-11-24 23:05:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 438 transitions. [2023-11-24 23:05:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:05:48,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:48,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:48,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:48,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:49,006 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:49,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:49,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 347 states and 445 transitions. [2023-11-24 23:05:49,929 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 445 transitions. [2023-11-24 23:05:49,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:05:49,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:49,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:49,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:49,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:51,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:51,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 355 states and 455 transitions. [2023-11-24 23:05:51,986 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 455 transitions. [2023-11-24 23:05:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:05:51,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:51,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:52,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:05:52,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:52,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:52,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 359 states and 461 transitions. [2023-11-24 23:05:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 461 transitions. [2023-11-24 23:05:52,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:05:52,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:52,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:52,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:05:52,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:52,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 361 states and 465 transitions. [2023-11-24 23:05:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 465 transitions. [2023-11-24 23:05:52,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:05:52,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:52,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:52,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:52,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:54,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 366 states and 475 transitions. [2023-11-24 23:05:54,061 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 475 transitions. [2023-11-24 23:05:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:05:54,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:54,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:54,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:05:54,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:54,654 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 371 states and 483 transitions. [2023-11-24 23:05:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 483 transitions. [2023-11-24 23:05:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:05:56,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:56,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:56,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:05:56,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:58,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:58,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 376 states and 494 transitions. [2023-11-24 23:05:58,991 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 494 transitions. [2023-11-24 23:05:58,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:05:58,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:58,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:59,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:05:59,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 379 states and 496 transitions. [2023-11-24 23:05:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 496 transitions. [2023-11-24 23:05:59,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:05:59,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:59,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:59,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:05:59,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:00,220 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.