./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:53:31,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:53:31,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:53:31,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:53:31,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:53:31,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:53:31,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:53:31,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:53:31,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:53:31,771 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:53:31,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:53:31,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:53:31,773 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:53:31,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:53:31,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:53:31,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:53:31,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:53:31,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:53:31,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:53:31,776 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:53:31,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:53:31,778 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:53:31,778 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:53:31,779 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:53:31,779 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:53:31,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:53:31,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:31,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:53:31,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:53:31,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:53:31,782 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:53:31,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:53:31,783 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:53:31,783 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_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 [2023-12-02 21:53:32,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:53:32,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:53:32,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:53:32,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:53:32,071 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:53:32,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2023-12-02 21:53:34,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:53:37,182 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:53:37,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2023-12-02 21:53:37,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/data/3f0b7f926/411ebe67c68e42738b68acab0152b30f/FLAG22af6c311 [2023-12-02 21:53:37,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/data/3f0b7f926/411ebe67c68e42738b68acab0152b30f [2023-12-02 21:53:37,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:53:37,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:53:37,221 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:37,221 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:53:37,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:53:37,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:37,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25542164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37, skipping insertion in model container [2023-12-02 21:53:37,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:37,294 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:53:37,713 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2023-12-02 21:53:37,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:37,815 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:53:37,854 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2023-12-02 21:53:37,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:37,956 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:53:37,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37 WrapperNode [2023-12-02 21:53:37,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:37,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:37,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:53:37,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:53:37,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:37,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,045 INFO L138 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 790 [2023-12-02 21:53:38,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:38,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:53:38,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:53:38,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:53:38,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:53:38,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:53:38,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:53:38,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:53:38,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:37" (1/1) ... [2023-12-02 21:53:38,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:38,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:53:38,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:53:38,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e56a89-a97d-4b4e-b861-6c86b458a6df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:53:38,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:53:38,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:53:38,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:53:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:53:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:53:38,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:53:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:53:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:53:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:53:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:53:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:53:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:53:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:53:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:53:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:53:38,406 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:53:38,409 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:53:39,323 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:53:40,157 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:53:40,157 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-12-02 21:53:40,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:40 BoogieIcfgContainer [2023-12-02 21:53:40,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:53:40,160 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:53:40,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:53:40,169 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:53:40,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:40" (1/1) ... [2023-12-02 21:53:40,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:53:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 85 states and 144 transitions. [2023-12-02 21:53:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 144 transitions. [2023-12-02 21:53:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:53:40,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:40,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:53:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:40,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2023-12-02 21:53:40,431 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2023-12-02 21:53:40,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:53:40,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:40,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:40,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:53:40,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:40,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:53:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 86 states and 143 transitions. [2023-12-02 21:53:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 143 transitions. [2023-12-02 21:53:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:53:40,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:40,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:40,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:53:40,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:53:40,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:40,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 86 states and 139 transitions. [2023-12-02 21:53:40,612 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 139 transitions. [2023-12-02 21:53:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:53:40,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:40,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:53:40,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:40,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:53:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:40,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2023-12-02 21:53:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2023-12-02 21:53:40,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:53:40,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:40,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:40,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:53:40,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:53:50,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:53:50,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:53:50,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 86 states and 127 transitions. [2023-12-02 21:53:50,962 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 127 transitions. [2023-12-02 21:53:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:53:50,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:53:50,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:53:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:53:51,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:53:51,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:53:51,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:01,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:54:11,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:54:21,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:54:31,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:54:31,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:31,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 113 states and 160 transitions. [2023-12-02 21:54:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 160 transitions. [2023-12-02 21:54:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:54:31,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:31,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:32,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:54:32,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:32,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:32,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:32,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 158 transitions. [2023-12-02 21:54:32,113 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 158 transitions. [2023-12-02 21:54:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:54:32,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:32,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:32,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:54:32,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:32,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:32,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 113 states and 156 transitions. [2023-12-02 21:54:32,338 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 156 transitions. [2023-12-02 21:54:32,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:54:32,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:32,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:32,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:54:32,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:42,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:54:42,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 113 states and 154 transitions. [2023-12-02 21:54:42,604 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 154 transitions. [2023-12-02 21:54:42,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:54:42,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:42,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:42,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:54:42,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:42,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:42,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 113 states and 152 transitions. [2023-12-02 21:54:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 152 transitions. [2023-12-02 21:54:42,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:54:42,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:42,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:43,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:54:43,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:54:43,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:53,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:55:03,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:55:13,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:55:23,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:55:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 116 states and 154 transitions. [2023-12-02 21:55:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2023-12-02 21:55:23,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 21:55:23,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:23,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:23,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:55:23,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:55:23,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:23,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 116 states and 153 transitions. [2023-12-02 21:55:23,773 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 153 transitions. [2023-12-02 21:55:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:55:23,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:23,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:24,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:55:24,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:24,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:55:24,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:24,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 125 states and 164 transitions. [2023-12-02 21:55:24,610 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 164 transitions. [2023-12-02 21:55:24,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:55:24,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:24,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:24,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:55:24,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:24,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:55:24,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:24,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 134 states and 174 transitions. [2023-12-02 21:55:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 174 transitions. [2023-12-02 21:55:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:55:24,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:24,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:25,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:55:25,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:55:25,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 135 states and 176 transitions. [2023-12-02 21:55:25,812 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 176 transitions. [2023-12-02 21:55:25,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:55:25,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:25,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:26,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:55:26,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:26,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:55:26,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:26,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 135 states and 174 transitions. [2023-12-02 21:55:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 174 transitions. [2023-12-02 21:55:26,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:55:26,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:26,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:26,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:55:26,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:55:27,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 138 states and 176 transitions. [2023-12-02 21:55:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 176 transitions. [2023-12-02 21:55:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 21:55:27,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:28,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:55:28,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:55:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:55:38,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:55:48,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:55:58,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:56:08,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:56:09,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:09,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 165 states and 209 transitions. [2023-12-02 21:56:09,030 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 209 transitions. [2023-12-02 21:56:09,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:56:09,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:09,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:09,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:56:09,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:56:19,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:56:29,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:56:39,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:56:49,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:56:49,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:49,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 168 states and 211 transitions. [2023-12-02 21:56:49,655 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 211 transitions. [2023-12-02 21:56:49,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:56:49,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:50,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:56:50,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:50,144 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:56:50,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:50,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 177 states and 222 transitions. [2023-12-02 21:56:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 222 transitions. [2023-12-02 21:56:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:56:50,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:50,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:50,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:56:50,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:56:50,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:50,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 186 states and 232 transitions. [2023-12-02 21:56:50,935 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 232 transitions. [2023-12-02 21:56:50,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 21:56:50,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:50,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:51,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:56:51,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:51,451 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:56:51,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 187 states and 234 transitions. [2023-12-02 21:56:51,797 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions. [2023-12-02 21:56:51,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 21:56:51,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:51,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:52,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:56:52,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:56:57,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 21:56:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 190 states and 236 transitions. [2023-12-02 21:56:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2023-12-02 21:56:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 21:56:57,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:57,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:57,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:56:57,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:58,113 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:57:08,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:57:18,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:57:28,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:57:38,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:57:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:38,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 217 states and 269 transitions. [2023-12-02 21:57:38,492 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 269 transitions. [2023-12-02 21:57:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 21:57:38,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:38,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:38,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:57:38,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:57:39,051 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:57:49,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:57:59,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:58:09,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:58:19,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:58:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 220 states and 271 transitions. [2023-12-02 21:58:19,254 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 271 transitions. [2023-12-02 21:58:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 21:58:19,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:19,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:19,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:58:19,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:19,852 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:58:20,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 229 states and 282 transitions. [2023-12-02 21:58:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 282 transitions. [2023-12-02 21:58:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 21:58:20,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:20,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:20,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:58:20,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:58:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 238 states and 292 transitions. [2023-12-02 21:58:20,826 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 292 transitions. [2023-12-02 21:58:20,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 21:58:20,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:20,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:21,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 1013 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:58:21,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:58:22,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 21:58:25,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 21:58:25,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:25,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 239 states and 294 transitions. [2023-12-02 21:58:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 294 transitions. [2023-12-02 21:58:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:58:25,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:25,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:25,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 1101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:58:25,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:58:26,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:26,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 242 states and 296 transitions. [2023-12-02 21:58:26,722 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 296 transitions. [2023-12-02 21:58:26,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-02 21:58:26,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:26,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:27,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:58:27,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:58:27,389 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:58:37,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:58:47,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:58:57,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:59:07,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:59:07,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:07,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 269 states and 329 transitions. [2023-12-02 21:59:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 329 transitions. [2023-12-02 21:59:07,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 21:59:07,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:07,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:08,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:59:08,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:08,588 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:59:18,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:59:28,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:59:38,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:59:48,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:59:48,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:48,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 272 states and 331 transitions. [2023-12-02 21:59:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 331 transitions. [2023-12-02 21:59:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 21:59:48,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:48,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:49,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:59:49,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:49,480 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:59:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 281 states and 342 transitions. [2023-12-02 21:59:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 342 transitions. [2023-12-02 21:59:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:59:50,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:50,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:50,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 1233 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:59:50,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:59:50,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 290 states and 352 transitions. [2023-12-02 21:59:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 352 transitions. [2023-12-02 21:59:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-02 21:59:50,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:50,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:51,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:59:51,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:59:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 291 states and 354 transitions. [2023-12-02 21:59:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 354 transitions. [2023-12-02 21:59:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 21:59:53,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:53,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:53,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 1358 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:59:53,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:54,079 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:59:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 294 states and 356 transitions. [2023-12-02 21:59:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 356 transitions. [2023-12-02 21:59:55,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 21:59:55,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:55,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:56,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:59:56,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:59:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:00:06,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:00:16,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:00:26,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:00:36,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:00:36,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:00:36,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 321 states and 389 transitions. [2023-12-02 22:00:36,875 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 389 transitions. [2023-12-02 22:00:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 22:00:36,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:00:36,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:00:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:00:37,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:00:37,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:00:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:00:47,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:00:57,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:01:07,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:01:17,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:01:17,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 324 states and 391 transitions. [2023-12-02 22:01:17,968 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 391 transitions. [2023-12-02 22:01:17,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 22:01:17,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:17,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:18,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:01:18,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:01:18,923 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:19,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 333 states and 402 transitions. [2023-12-02 22:01:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 402 transitions. [2023-12-02 22:01:19,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 22:01:19,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:19,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:20,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 1490 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:01:20,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:01:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 267 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:01:20,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:20,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 342 states and 412 transitions. [2023-12-02 22:01:20,537 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 412 transitions. [2023-12-02 22:01:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 22:01:20,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:20,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:21,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 1527 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:01:21,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:01:21,636 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:01:22,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:01:23,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:23,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 343 states and 414 transitions. [2023-12-02 22:01:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 414 transitions. [2023-12-02 22:01:23,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 22:01:23,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:23,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:24,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 1615 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:01:24,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:01:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:01:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 346 states and 416 transitions. [2023-12-02 22:01:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 416 transitions. [2023-12-02 22:01:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-02 22:01:25,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:25,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:26,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:01:26,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:01:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:37,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:01:47,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:01:57,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:02:07,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:02:07,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:07,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 373 states and 449 transitions. [2023-12-02 22:02:07,446 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 449 transitions. [2023-12-02 22:02:07,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 22:02:07,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:07,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:08,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 1623 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:02:08,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:02:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:18,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:02:28,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:02:38,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:02:48,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:02:48,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:48,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 376 states and 451 transitions. [2023-12-02 22:02:48,765 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 451 transitions. [2023-12-02 22:02:48,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-02 22:02:48,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:48,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:49,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 1767 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:02:49,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:02:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:02:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:50,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 385 states and 462 transitions. [2023-12-02 22:02:50,615 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 462 transitions. [2023-12-02 22:02:50,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 22:02:50,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:50,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:51,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 1747 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:02:51,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:02:51,691 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 401 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:02:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 394 states and 472 transitions. [2023-12-02 22:02:51,779 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 472 transitions. [2023-12-02 22:02:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 22:02:51,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:51,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:52,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 1784 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:02:52,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:02:52,815 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:02:54,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:02:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 395 states and 474 transitions. [2023-12-02 22:02:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 474 transitions. [2023-12-02 22:02:54,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 22:02:54,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:54,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:55,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:02:55,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:02:56,016 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:02:57,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 398 states and 476 transitions. [2023-12-02 22:02:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 476 transitions. [2023-12-02 22:02:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 22:02:57,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:57,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:58,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 1857 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:02:58,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:02:58,597 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:08,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:03:18,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:03:28,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:03:38,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:03:39,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:39,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 425 states and 509 transitions. [2023-12-02 22:03:39,111 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 509 transitions. [2023-12-02 22:03:39,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 22:03:39,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:39,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:40,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 1880 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:03:40,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:03:40,292 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:03:50,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:00,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:10,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:20,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 428 states and 511 transitions. [2023-12-02 22:04:20,710 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 511 transitions. [2023-12-02 22:04:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 22:04:20,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:20,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:21,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 2024 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:04:21,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 437 states and 522 transitions. [2023-12-02 22:04:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 522 transitions. [2023-12-02 22:04:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 22:04:22,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:22,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:23,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 2004 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:04:23,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:23,725 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:04:23,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:23,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 446 states and 532 transitions. [2023-12-02 22:04:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 532 transitions. [2023-12-02 22:04:23,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 22:04:23,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:23,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:24,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:04:24,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:25,139 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:04:26,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:26,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 447 states and 534 transitions. [2023-12-02 22:04:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 534 transitions. [2023-12-02 22:04:26,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 22:04:26,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:26,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:27,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 2129 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:04:27,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:27,898 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:04:29,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 22:04:29,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:29,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 450 states and 536 transitions. [2023-12-02 22:04:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 536 transitions. [2023-12-02 22:04:29,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-02 22:04:29,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:29,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:30,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:04:30,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:04:30,992 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:41,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:04:51,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:01,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:11,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:11,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 477 states and 569 transitions. [2023-12-02 22:05:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 569 transitions. [2023-12-02 22:05:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-02 22:05:11,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:11,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:12,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 2137 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:05:12,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:05:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 771 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:05:23,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:33,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:43,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:53,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:05:53,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 480 states and 571 transitions. [2023-12-02 22:05:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 571 transitions. [2023-12-02 22:05:53,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 22:05:53,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:53,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:54,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 2281 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:05:54,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:05:54,702 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:05:55,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 489 states and 582 transitions. [2023-12-02 22:05:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 582 transitions. [2023-12-02 22:05:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 22:05:55,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:55,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:56,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 2261 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:05:56,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:05:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 753 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:05:56,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 498 states and 592 transitions. [2023-12-02 22:05:56,932 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 592 transitions. [2023-12-02 22:05:56,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 22:05:56,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:56,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:58,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 2298 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:05:58,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:05:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:05:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 499 states and 594 transitions. [2023-12-02 22:05:59,650 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 594 transitions. [2023-12-02 22:05:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 22:05:59,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:59,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:00,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 2386 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:06:00,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:01,194 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:06:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:01,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 502 states and 596 transitions. [2023-12-02 22:06:01,621 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 596 transitions. [2023-12-02 22:06:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-12-02 22:06:01,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:01,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:02,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 2371 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:06:02,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:03,100 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:13,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:23,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:33,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:43,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:06:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:43,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 529 states and 628 transitions. [2023-12-02 22:06:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 628 transitions. [2023-12-02 22:06:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 22:06:43,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:43,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:45,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 2394 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:06:45,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:45,333 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 989 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:06:55,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:05,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:15,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:25,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:25,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 532 states and 630 transitions. [2023-12-02 22:07:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 630 transitions. [2023-12-02 22:07:25,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 22:07:25,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:25,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:26,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 2538 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:07:26,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:27,204 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 541 states and 641 transitions. [2023-12-02 22:07:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 641 transitions. [2023-12-02 22:07:27,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 22:07:27,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:27,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:28,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:07:28,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:29,179 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:07:29,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 550 states and 651 transitions. [2023-12-02 22:07:29,300 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 651 transitions. [2023-12-02 22:07:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-02 22:07:29,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:29,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:30,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 2555 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:07:30,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:07:31,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:31,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 551 states and 653 transitions. [2023-12-02 22:07:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 653 transitions. [2023-12-02 22:07:31,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-12-02 22:07:31,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:31,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:33,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 2643 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:07:33,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:33,637 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:07:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 554 states and 655 transitions. [2023-12-02 22:07:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 655 transitions. [2023-12-02 22:07:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-12-02 22:07:34,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:34,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:35,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 2628 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:07:35,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:35,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-12-02 22:07:45,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:56,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:08:06,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:08:16,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:08:16,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:16,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 566 states and 670 transitions. [2023-12-02 22:08:16,140 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 670 transitions. [2023-12-02 22:08:16,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-02 22:08:16,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:16,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:17,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 2651 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:08:17,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:17,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked. [2023-12-02 22:08:27,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []